4378 lines
116 KiB
ObjectPascal
4378 lines
116 KiB
ObjectPascal
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{******************************************}
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{ }
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{ FastReport v4.0 }
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{ Cross object }
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{ }
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{ Copyright (c) 1998-2008 }
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{ by Alexander Tzyganenko, }
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{ Fast Reports Inc. }
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{ }
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{******************************************}
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unit FMX.frxCross;
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interface
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{$I fmx.inc}
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{$I frx.inc}
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{$I fmx.inc}
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uses
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System.SysUtils, System.Classes, FMX.Controls, System.UITypes, System.UIConsts, System.Types, FMX.Types, FMX.Forms,
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FMX.frxClass, System.Variants
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{$IFDEF DELPHI19}
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, FMX.Graphics
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{$ENDIF}
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{$IFDEF DELPHI28}
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, FMX.BaseTypeAliases, FMX.FormTypeAliases
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{$ENDIF};
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type
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{$I frxFMX_PlatformsAttribute.inc}
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TfrxCrossObject = class(TComponent); // fake component
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TfrxPrintCellEvent = type String;
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TfrxPrintHeaderEvent = type String;
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TfrxCalcWidthEvent = type String;
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TfrxCalcHeightEvent = type String;
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TfrxOnPrintCellEvent = procedure (Memo: TfrxCustomMemoView;
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RowIndex, ColumnIndex, CellIndex: Integer;
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const RowValues, ColumnValues, Value: Variant) of object;
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TfrxOnPrintHeaderEvent = procedure (Memo: TfrxCustomMemoView;
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const HeaderIndexes, HeaderValues, Value: Variant) of object;
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TfrxOnCalcWidthEvent = procedure (ColumnIndex: Integer;
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const ColumnValues: Variant; var Width: Extended) of object;
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TfrxOnCalcHeightEvent = procedure (RowIndex: Integer;
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const RowValues: Variant; var Height: Extended) of object;
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{ the record represents one cell of cross matrix }
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PfrCrossCell = ^TfrxCrossCell;
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TfrxCrossCell = packed record
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Value: Variant;
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Count: Integer;
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Next: PfrCrossCell; { pointer to the next value in the same cell }
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end;
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TfrxCrossSortOrder = (soAscending, soDescending, soNone, soGrouping);
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TfrxCrossFunction = (cfNone, cfSum, cfMin, cfMax, cfAvg, cfCount);
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TfrxVariantArray = array of Variant;
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TfrxSortArray = array [0..31] of TfrxCrossSortOrder;
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{ the base class for column/row item. Contains Indexes array that
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identifies a column/row }
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TfrxIndexItem = class(TCollectionItem)
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private
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FIndexes: TfrxVariantArray;
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public
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destructor Destroy; override;
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property Indexes: TfrxVariantArray read FIndexes write FIndexes;
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end;
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{ the base collection for column/row items. Contains methods for working
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with Indexes and sorting them }
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TfrxIndexCollection = class(TCollection)
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private
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FIndexesCount: Integer;
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FSortOrder: TfrxSortArray;
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function GetItems(Index: Integer): TfrxIndexItem;
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public
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function Find(const Indexes: array of Variant; var Index: Integer): Boolean;
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function InsertItem(Index: Integer; const Indexes: array of Variant): TfrxIndexItem; virtual;
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property Items[Index: Integer]: TfrxIndexItem read GetItems; default;
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end;
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{ the class representing a single row item }
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TfrxCrossRow = class(TfrxIndexItem)
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private
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FCellLevels: Integer;
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FCells: TList;
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procedure CreateCell(Index: Integer);
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public
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constructor Create(Collection: TCollection); override;
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destructor Destroy; override;
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function GetCell(Index: Integer): PfrCrossCell;
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function GetCellValue(Index1, Index2: Integer): Variant;
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procedure SetCellValue(Index1, Index2: Integer; const Value: Variant);
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end;
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{ the class representing row items }
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TfrxCrossRows = class(TfrxIndexCollection)
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private
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FCellLevels: Integer;
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function GetItems(Index: Integer): TfrxCrossRow;
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public
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constructor Create;
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function InsertItem(Index: Integer; const Indexes: array of Variant): TfrxIndexItem; override;
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function Row(const Indexes: array of Variant): TfrxCrossRow;
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property Items[Index: Integer]: TfrxCrossRow read GetItems; default;
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end;
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{ the class representing a single column item }
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TfrxCrossColumn = class(TfrxIndexItem)
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private
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FCellIndex: Integer;
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public
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property CellIndex: Integer read FCellIndex write FCellIndex;
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end;
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{ the class representing column items }
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TfrxCrossColumns = class(TfrxIndexCollection)
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private
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function GetItems(Index: Integer): TfrxCrossColumn;
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public
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constructor Create;
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function Column(const Indexes: array of Variant): TfrxCrossColumn;
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function InsertItem(Index: Integer; const Indexes: array of Variant): TfrxIndexItem; override;
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property Items[Index: Integer]: TfrxCrossColumn read GetItems; default;
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end;
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{ TfrxCrossHeader represents one cell of a cross header. The cell has a value,
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position, size and list of subcells }
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TfrxCrossHeader = class(TObject)
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private
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FBounds: TfrxRect; { bounds of the cell }
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FMemos: TList;
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FTotalMemos: TList;
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FCounts: TfrxVariantArray;
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FCellIndex: Integer; { help to determine cell index for cell header }
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FCellLevels: Integer;
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FFuncValues: TfrxVariantArray;
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FHasCellHeaders: Boolean; { top level item only }
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FIndex: Integer; { index of the item }
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FIsCellHeader: Boolean;
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FIsIndex: Boolean; { used in IndexItems to determine if item is index }
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FIsTotal: Boolean; { is this cell a total cell }
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FItems: TList; { subcells }
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FLevelsCount: Integer; { number of header levels }
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FMemo: TfrxCustomMemoView; { memo for this cell }
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FNoLevels: Boolean; { true if no items in row/column header }
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FParent: TfrxCrossHeader; { parent of the cell }
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FSize: TfrxPoint;
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FTotalIndex: Integer; { will help to choose which header memo to use }
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FValue: Variant; { value (text) of the cell }
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FVisible: Boolean; { visibility of the cell }
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function AddCellHeader(Memos: TList; Index, CellIndex: Integer): TfrxCrossHeader;
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function AddChild(Memo: TfrxCustomMemoView): TfrxCrossHeader;
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procedure AddFuncValues(const Values, Counts: array of Variant;
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const CellFunctions: array of TfrxCrossFunction);
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procedure AddValues(const Values: array of Variant; Unsorted: Boolean);
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procedure Reset(const CellFunctions: array of TfrxCrossFunction);
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function GetCount: Integer;
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function GetItems(Index: Integer): TfrxCrossHeader;
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function GetLevel: Integer;
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function GetHeight: Double;
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function GetWidth: Double;
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public
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constructor Create(CellLevels: Integer);
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destructor Destroy; override;
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procedure CalcBounds; virtual; abstract;
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procedure CalcSizes(MaxWidth, MinWidth: Integer; AutoSize: Boolean); virtual; abstract;
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function AllItems: TList;
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function Find(Value: Variant): Integer;
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function GetIndexes: Variant;
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function GetValues: Variant;
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function TerminalItems: TList;
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function IndexItems: TList;
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property Bounds: TfrxRect read FBounds write FBounds;
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property Count: Integer read GetCount;
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property HasCellHeaders: Boolean read FHasCellHeaders write FHasCellHeaders;
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property Height: Double read GetHeight;
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property IsTotal: Boolean read FIsTotal;
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property Items[Index: Integer]: TfrxCrossHeader read GetItems; default;
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property Level: Integer read GetLevel;
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property Memo: TfrxCustomMemoView read FMemo;
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property Parent: TfrxCrossHeader read FParent;
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property Value: Variant read FValue write FValue;
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property Visible: Boolean read FVisible write FVisible;
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property Width: Double read GetWidth;
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end;
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{ the cross columns }
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TfrxCrossColumnHeader = class(TfrxCrossHeader)
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private
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FCorner: TfrxCrossHeader;
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public
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procedure CalcBounds; override;
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procedure CalcSizes(MaxWidth, MinWidth: Integer; AutoSize: Boolean); override;
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end;
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{ the cross rows }
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TfrxCrossRowHeader = class(TfrxCrossHeader)
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private
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FCorner: TfrxCrossHeader;
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public
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procedure CalcBounds; override;
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procedure CalcSizes(MaxWidth, MinWidth: Integer; AutoSize: Boolean); override;
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end;
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{ the cross corner }
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TfrxCrossCorner = class(TfrxCrossColumnHeader)
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end;
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{ cutted bands }
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TfrxCutBandItem = class(TCollectionItem)
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public
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Band: TfrxBand;
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FromIndex: Integer;
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ToIndex: Integer;
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destructor Destroy; override;
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end;
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TfrxCutBands = class(TCollection)
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private
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function GetItems(Index: Integer): TfrxCutBandItem;
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public
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constructor Create;
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procedure Add(ABand: TfrxBand; AFromIndex, AToIndex: Integer);
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property Items[Index: Integer]: TfrxCutBandItem read GetItems; default;
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end;
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{ design-time grid resize support }
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TfrxGridLineItem = class(TCollectionItem)
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public
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Coord: Double;
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Objects: TList;
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constructor Create(Collection: TCollection); override;
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destructor Destroy; override;
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end;
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TfrxGridLines = class(TCollection)
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private
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function GetItems(Index: Integer): TfrxGridLineItem;
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public
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constructor Create;
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procedure Add(AObj: TObject; ACoord: Double);
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property Items[Index: Integer]: TfrxGridLineItem read GetItems; default;
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end;
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{ custom cross object }
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TfrxCustomCrossView = class(TfrxView)
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private
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FAddHeight: Double;
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FAddWidth: Double;
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FAllowDuplicates: Boolean;
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FAutoSize: Boolean;
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FBorder: Boolean;
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FCellFields: TStrings;
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FCellFunctions: array[0..31] of TfrxCrossFunction;
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FCellLevels: Integer;
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FClearBeforePrint: Boolean;
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FColumnBands: TfrxCutBands;
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FColumnFields: TStrings;
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FColumnHeader: TfrxCrossColumnHeader;
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FColumnLevels: Integer;
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FColumns: TfrxCrossColumns;
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FColumnSort: TfrxSortArray;
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FCorner: TfrxCrossCorner;
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FDefHeight: Integer;
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FDotMatrix: Boolean;
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FDownThenAcross: Boolean;
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FFirstMousePos: TPoint;
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FGapX: Integer;
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FGapY: Integer;
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FGridUsed: TfrxGridLines;
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FGridX: TfrxGridLines;
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FGridY: TfrxGridLines;
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FJoinEqualCells: Boolean;
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FKeepTogether: Boolean;
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FLastMousePos: TPoint;
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FMaxWidth: Integer;
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FMinWidth: Integer;
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FMouseDown: Boolean;
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FMovingObjects: Integer;
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FNextCross: TfrxCustomCrossView;
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FNextCrossGap: Double;
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FNoColumns: Boolean;
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FNoRows: Boolean;
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FPlainCells: Boolean;
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FRepeatHeaders: Boolean;
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FRowBands: TfrxCutBands;
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FRowFields: TStrings;
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FRowHeader: TfrxCrossRowHeader;
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FRowLevels: Integer;
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FRows: TfrxCrossRows;
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FRowSort: TfrxSortArray;
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FShowColumnHeader: Boolean;
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FShowColumnTotal: Boolean;
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FShowCorner: Boolean;
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FShowRowHeader: Boolean;
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FShowRowTotal: Boolean;
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FShowTitle: Boolean;
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FSuppressNullRecords: Boolean;
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FKeepRowsTogether: Boolean;
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FOnCalcHeight: TfrxCalcHeightEvent; { script event }
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FOnCalcWidth: TfrxCalcWidthEvent; { script event }
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FOnPrintCell: TfrxPrintCellEvent; { script event }
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FOnPrintColumnHeader: TfrxPrintHeaderEvent; { script event }
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FOnPrintRowHeader: TfrxPrintHeaderEvent; { script event }
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FOnBeforeCalcHeight: TfrxOnCalcHeightEvent; { Delphi event }
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FOnBeforeCalcWidth: TfrxOnCalcWidthEvent; { Delphi event }
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FOnBeforePrintCell: TfrxOnPrintCellEvent; { Delphi event }
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FOnBeforePrintColumnHeader: TfrxOnPrintHeaderEvent; { Delphi event }
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FOnBeforePrintRowHeader: TfrxOnPrintHeaderEvent; { Delphi event }
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procedure CalcBounds(addWidth, addHeight: Extended);
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procedure CalcTotal(Header: TfrxCrossHeader; Source: TfrxIndexCollection);
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procedure CalcTotals;
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procedure CreateHeader(Header: TfrxCrossHeader; Source: TfrxIndexCollection;
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Totals: TList; TotalVisible: Boolean);
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procedure CreateHeaders;
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procedure BuildColumnBands;
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procedure BuildRowBands;
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procedure ClearMatrix;
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procedure ClearMemos;
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procedure CreateCellHeaderMemos(NewCount: Integer);
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procedure CreateCellMemos(NewCount: Integer);
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procedure CreateColumnMemos(NewCount: Integer);
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procedure CreateCornerMemos(NewCount: Integer);
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procedure CreateRowMemos(NewCount: Integer);
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procedure CorrectDMPBounds(Memo: TfrxCustomMemoView);
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procedure DoCalcHeight(Row: Integer; var Height: Extended);
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procedure DoCalcWidth(Column: Integer; var Width: Extended);
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procedure DoOnCell(Memo: TfrxCustomMemoView; Row, Column, Cell: Integer;
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const Value: Variant);
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procedure DoOnColumnHeader(Memo: TfrxCustomMemoView; Header: TfrxCrossHeader);
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procedure DoOnRowHeader(Memo: TfrxCustomMemoView; Header: TfrxCrossHeader);
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procedure InitMatrix;
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procedure InitMemos(AddToScript: Boolean);
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procedure ReadMemos(Stream: TStream);
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procedure RenderMatrix;
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procedure SetCellFields(const Value: TStrings);
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procedure SetCellFunctions(Index: Integer; const Value: TfrxCrossFunction);
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procedure SetColumnFields(const Value: TStrings);
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procedure SetColumnSort(Index: Integer; Value: TfrxCrossSortOrder);
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procedure SetDotMatrix(const Value: Boolean);
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procedure SetRowFields(const Value: TStrings);
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procedure SetRowSort(Index: Integer; Value: TfrxCrossSortOrder);
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procedure SetupOriginalComponent(Obj1, Obj2: TfrxComponent);
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procedure UpdateVisibility;
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procedure WriteMemos(Stream: TStream);
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function CreateMemo(Parent: TfrxComponent): TfrxCustomMemoView;
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function GetCellFunctions(Index: Integer): TfrxCrossFunction;
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function GetCellHeaderMemos(Index: Integer): TfrxCustomMemoView;
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function GetCellMemos(Index: Integer): TfrxCustomMemoView;
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function GetColumnMemos(Index: Integer): TfrxCustomMemoView;
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function GetColumnSort(Index: Integer): TfrxCrossSortOrder;
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function GetColumnTotalMemos(Index: Integer): TfrxCustomMemoView;
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function GetCornerMemos(Index: Integer): TfrxCustomMemoView;
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function GetRowMemos(Index: Integer): TfrxCustomMemoView;
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function GetRowSort(Index: Integer): TfrxCrossSortOrder;
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function GetRowTotalMemos(Index: Integer): TfrxCustomMemoView;
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protected
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FAllMemos: TList;
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FCellMemos: TList;
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FCellHeaderMemos: TList;
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FColumnMemos: TList;
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FColumnTotalMemos: TList;
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FCornerMemos: TList;
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FRowMemos: TList;
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FRowTotalMemos: TList;
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procedure DefineProperties(Filer: TFiler); override;
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procedure Notification(AComponent: TComponent; Operation: TOperation); override;
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procedure SetCellLevels(const Value: Integer); virtual;
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procedure SetColumnLevels(const Value: Integer); virtual;
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procedure SetRowLevels(const Value: Integer); virtual;
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function GetContainerObjects: TList; override;
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function GetNestedObjects: TList;
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public
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constructor Create(AOwner: TComponent); override;
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destructor Destroy; override;
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procedure Draw(Canvas: TCanvas; ScaleX, ScaleY, OffsetX, OffsetY: Extended); override;
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procedure BeforePrint; override;
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procedure BeforeStartReport; override;
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procedure GetData; override;
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procedure AddSourceObjects; override;
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function ContainerAdd(Obj: TfrxComponent): Boolean; override;
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function ContainerMouseDown(Sender: TObject; X, Y: Integer): Boolean; override;
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procedure ContainerMouseMove(Sender: TObject; X, Y: Integer); override;
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procedure ContainerMouseUp(Sender: TObject; X, Y: Integer); override;
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procedure AddValue(const Rows, Columns, Cells: array of Variant);
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procedure ApplyStyle(Style: TfrxStyles);
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procedure BeginMatrix;
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procedure EndMatrix;
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procedure FillMatrix; virtual;
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procedure GetStyle(Style: TfrxStyles);
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function ColCount: Integer;
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function DrawCross(Canvas: TCanvas; ScaleX, ScaleY, OffsetX, OffsetY: Extended): TfrxPoint;
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function GetColumnIndexes(AColumn: Integer): Variant;
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function GetRowIndexes(ARow: Integer): Variant;
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function GetValue(ARow, AColumn, ACell: Integer): Variant;
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function IsCrossValid: Boolean; virtual;
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function IsGrandTotalColumn(Index: Integer): Boolean;
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function IsGrandTotalRow(Index: Integer): Boolean;
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function IsTotalColumn(Index: Integer): Boolean;
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function IsTotalRow(Index: Integer): Boolean;
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function RowCount: Integer;
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function RowHeaderWidth: Double;
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function ColumnHeaderHeight: Double;
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property ColumnHeader: TfrxCrossColumnHeader read FColumnHeader;
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property RowHeader: TfrxCrossRowHeader read FRowHeader;
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property Corner: TfrxCrossCorner read FCorner;
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property NoColumns: Boolean read FNoColumns;
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property NoRows: Boolean read FNoRows;
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property CellFields: TStrings read FCellFields write SetCellFields;
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property CellFunctions[Index: Integer]: TfrxCrossFunction read GetCellFunctions
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write SetCellFunctions;
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property CellMemos[Index: Integer]: TfrxCustomMemoView read GetCellMemos;
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property CellHeaderMemos[Index: Integer]: TfrxCustomMemoView read GetCellHeaderMemos;
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property ClearBeforePrint: Boolean read FClearBeforePrint write FClearBeforePrint;
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property ColumnFields: TStrings read FColumnFields write SetColumnFields;
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property ColumnMemos[Index: Integer]: TfrxCustomMemoView read GetColumnMemos;
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property ColumnSort[Index: Integer]: TfrxCrossSortOrder read GetColumnSort
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write SetColumnSort;
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property ColumnTotalMemos[Index: Integer]: TfrxCustomMemoView read GetColumnTotalMemos;
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property CornerMemos[Index: Integer]: TfrxCustomMemoView read GetCornerMemos;
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property DotMatrix: Boolean read FDotMatrix;
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property RowFields: TStrings read FRowFields write SetRowFields;
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property RowMemos[Index: Integer]: TfrxCustomMemoView read GetRowMemos;
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property RowSort[Index: Integer]: TfrxCrossSortOrder read GetRowSort
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write SetRowSort;
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property RowTotalMemos[Index: Integer]: TfrxCustomMemoView read GetRowTotalMemos;
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property OnBeforeCalcHeight: TfrxOnCalcHeightEvent
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read FOnBeforeCalcHeight write FOnBeforeCalcHeight;
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property OnBeforeCalcWidth: TfrxOnCalcWidthEvent
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read FOnBeforeCalcWidth write FOnBeforeCalcWidth;
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property OnBeforePrintCell: TfrxOnPrintCellEvent
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read FOnBeforePrintCell write FOnBeforePrintCell;
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property OnBeforePrintColumnHeader: TfrxOnPrintHeaderEvent
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read FOnBeforePrintColumnHeader write FOnBeforePrintColumnHeader;
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property OnBeforePrintRowHeader: TfrxOnPrintHeaderEvent
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read FOnBeforePrintRowHeader write FOnBeforePrintRowHeader;
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published
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property AddHeight: Double read FAddHeight write FAddHeight;
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property AddWidth: Double read FAddWidth write FAddWidth;
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property AllowDuplicates: Boolean read FAllowDuplicates write FAllowDuplicates default True;
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property AutoSize: Boolean read FAutoSize write FAutoSize default True;
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property Border: Boolean read FBorder write FBorder default True;
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property CellLevels: Integer read FCellLevels write SetCellLevels default 1;
|
|
property ColumnLevels: Integer read FColumnLevels write SetColumnLevels default 1;
|
|
property DefHeight: Integer read FDefHeight write FDefHeight default 0;
|
|
property DownThenAcross: Boolean read FDownThenAcross write FDownThenAcross;
|
|
property GapX: Integer read FGapX write FGapX default 3;
|
|
property GapY: Integer read FGapY write FGapY default 3;
|
|
property JoinEqualCells: Boolean read FJoinEqualCells write FJoinEqualCells default False;
|
|
property KeepTogether: Boolean read FKeepTogether write FKeepTogether default False;
|
|
property KeepRowsTogether: Boolean read FKeepRowsTogether write FKeepRowsTogether default False;
|
|
property MaxWidth: Integer read FMaxWidth write FMaxWidth default 200;
|
|
property MinWidth: Integer read FMinWidth write FMinWidth default 0;
|
|
property NextCross: TfrxCustomCrossView read FNextCross write FNextCross;
|
|
property NextCrossGap: Double read FNextCrossGap write FNextCrossGap;
|
|
property PlainCells: Boolean read FPlainCells write FPlainCells default False;
|
|
property RepeatHeaders: Boolean read FRepeatHeaders write FRepeatHeaders default True;
|
|
property RowLevels: Integer read FRowLevels write SetRowLevels default 1;
|
|
property ShowColumnHeader: Boolean read FShowColumnHeader write FShowColumnHeader default True;
|
|
property ShowColumnTotal: Boolean read FShowColumnTotal write FShowColumnTotal default True;
|
|
property ShowCorner: Boolean read FShowCorner write FShowCorner default True;
|
|
property ShowRowHeader: Boolean read FShowRowHeader write FShowRowHeader default True;
|
|
property ShowRowTotal: Boolean read FShowRowTotal write FShowRowTotal default True;
|
|
property ShowTitle: Boolean read FShowTitle write FShowTitle default True;
|
|
property SuppressNullRecords: Boolean read FSuppressNullRecords write FSuppressNullRecords default True;
|
|
property OnCalcHeight: TfrxCalcHeightEvent read FOnCalcHeight write FOnCalcHeight;
|
|
property OnCalcWidth: TfrxCalcWidthEvent read FOnCalcWidth write FOnCalcWidth;
|
|
property OnPrintCell: TfrxPrintCellEvent read FOnPrintCell write FOnPrintCell;
|
|
property OnPrintColumnHeader: TfrxPrintHeaderEvent
|
|
read FOnPrintColumnHeader write FOnPrintColumnHeader;
|
|
property OnPrintRowHeader: TfrxPrintHeaderEvent
|
|
read FOnPrintRowHeader write FOnPrintRowHeader;
|
|
end;
|
|
|
|
TfrxCrossView = class(TfrxCustomCrossView)
|
|
protected
|
|
procedure SetCellLevels(const Value: Integer); override;
|
|
procedure SetColumnLevels(const Value: Integer); override;
|
|
procedure SetRowLevels(const Value: Integer); override;
|
|
public
|
|
class function GetDescription: String; override;
|
|
function IsCrossValid: Boolean; override;
|
|
published
|
|
end;
|
|
|
|
TfrxDBCrossView = class(TfrxCustomCrossView)
|
|
private
|
|
public
|
|
class function GetDescription: String; override;
|
|
function IsCrossValid: Boolean; override;
|
|
procedure FillMatrix; override;
|
|
published
|
|
property CellFields;
|
|
property ColumnFields;
|
|
property DataSet;
|
|
property DataSetName;
|
|
property RowFields;
|
|
end;
|
|
|
|
|
|
implementation
|
|
|
|
uses
|
|
{$IFNDEF NO_EDITORS}
|
|
FMX.frxCrossEditor,
|
|
{$ENDIF}
|
|
FMX.frxCrossRTTI, FMX.frxDsgnIntf, FMX.frxXML, FMX.frxUtils, FMX.frxXMLSerializer, FMX.frxRes,
|
|
FMX.frxDMPClass, FMX.frxVariables, FMX.frxUnicodeUtils;
|
|
|
|
type
|
|
THackComponent = class(TfrxComponent);
|
|
THackMemoView = class(TfrxCustomMemoView);
|
|
|
|
|
|
function CalcSize(m: TfrxCustomMemoView): TfrxPoint;
|
|
var
|
|
e, SaveHeight: Extended;
|
|
begin
|
|
SaveHeight := m.Height;
|
|
m.Height := 10000;
|
|
|
|
Result.X := m.CalcWidth;
|
|
Result.Y := m.CalcHeight;
|
|
|
|
if m is TfrxDMPMemoView then
|
|
begin
|
|
Result.X := Result.X + fr1CharX;
|
|
Result.Y := Result.Y + fr1CharY;
|
|
end;
|
|
|
|
if (m.Rotation = 90) or (m.Rotation = 270) then
|
|
begin
|
|
e := Result.X;
|
|
Result.X := Result.Y;
|
|
Result.Y := e;
|
|
end;
|
|
|
|
m.Height := SaveHeight;
|
|
end;
|
|
|
|
|
|
{ TfrxIndexItem }
|
|
|
|
destructor TfrxIndexItem.Destroy;
|
|
begin
|
|
FIndexes := nil;
|
|
inherited;
|
|
end;
|
|
|
|
|
|
{ TfrxIndexCollection }
|
|
|
|
function TfrxIndexCollection.GetItems(Index: Integer): TfrxIndexItem;
|
|
begin
|
|
Result := TfrxIndexItem(inherited Items[Index]);
|
|
end;
|
|
|
|
function TfrxIndexCollection.Find(const Indexes: array of Variant;
|
|
var Index: Integer): Boolean;
|
|
var
|
|
i, i0, i1, c: Integer;
|
|
Item: TfrxIndexItem;
|
|
|
|
{compare function returns > 2 to keep equal columns/rows together without sorting}
|
|
function Compare: Integer;
|
|
var
|
|
i: Integer;
|
|
begin
|
|
Result := 1;
|
|
for i := 0 to FIndexesCount - 1 do
|
|
if Item.Indexes[i] = Indexes[i] then
|
|
begin
|
|
if (VarType(Indexes[i]) = varString) or (VarType(Indexes[i]) = varOleStr)
|
|
or (VarType(Indexes[i]) = varUString) then
|
|
if VarToWideStr(Item.Indexes[i]) = VarToWideStr(Indexes[i]) then
|
|
Result := 0
|
|
else
|
|
begin
|
|
Result := -1;
|
|
break;
|
|
end
|
|
else
|
|
Result := 0;
|
|
end
|
|
else if (Result = 0) and (FSortOrder[0] = {soNone} soGrouping) then
|
|
begin
|
|
Result := i + 2;
|
|
break;
|
|
end
|
|
else if VarIsNull(Indexes[i]) then
|
|
begin
|
|
if FSortOrder[i] = soAscending then
|
|
Result := 1 else
|
|
Result := -1;
|
|
break;
|
|
end
|
|
else if VarIsNull(Item.Indexes[i]) then
|
|
begin
|
|
if FSortOrder[i] = soAscending then
|
|
Result := -1 else
|
|
Result := 1;
|
|
break;
|
|
end
|
|
else if Item.Indexes[i] > Indexes[i] then
|
|
begin
|
|
if FSortOrder[i] = soAscending then
|
|
Result := 1 else
|
|
Result := -1;
|
|
break;
|
|
end
|
|
else if Item.Indexes[i] < Indexes[i] then
|
|
begin
|
|
if FSortOrder[i] = soAscending then
|
|
Result := -1 else
|
|
Result := 1;
|
|
break;
|
|
end;
|
|
end;
|
|
|
|
begin
|
|
Result := False;
|
|
if FSortOrder[0] in [soNone, soGrouping] then
|
|
begin
|
|
i0 := 0;
|
|
Index := Count;
|
|
for i := 0 to Count - 1 do
|
|
begin
|
|
Item := TfrxIndexItem(Items[i]);
|
|
c := Compare;
|
|
if c = 0 then
|
|
begin
|
|
Result := True;
|
|
Index := i;
|
|
Exit;
|
|
end else if (c > 2) and (i0 <= c) then {place same colums together}
|
|
begin
|
|
Index := i + 1;
|
|
i0 := c;
|
|
end;
|
|
end;
|
|
Exit;
|
|
end;
|
|
|
|
{ quick find }
|
|
i0 := 0;
|
|
i1 := Count - 1;
|
|
|
|
while i0 <= i1 do
|
|
begin
|
|
i := (i0 + i1) div 2;
|
|
Item := TfrxIndexItem(Items[i]);
|
|
c := Compare;
|
|
|
|
if c < 0 then
|
|
i0 := i + 1
|
|
else
|
|
begin
|
|
i1 := i - 1;
|
|
if c = 0 then
|
|
begin
|
|
Result := True;
|
|
i0 := i;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
Index := i0;
|
|
end;
|
|
|
|
function TfrxIndexCollection.InsertItem(Index: Integer;
|
|
const Indexes: array of Variant): TfrxIndexItem;
|
|
var
|
|
i: Integer;
|
|
begin
|
|
if Index < Count then
|
|
Result := TfrxIndexItem(Insert(Index)) else
|
|
Result := TfrxIndexItem(Add);
|
|
SetLength(Result.FIndexes, FIndexesCount);
|
|
for i := 0 to FIndexesCount - 1 do
|
|
Result.FIndexes[i] := Indexes[i];
|
|
end;
|
|
|
|
|
|
{ TfrxCrossRow }
|
|
|
|
constructor TfrxCrossRow.Create;
|
|
begin
|
|
inherited;
|
|
FCells := TList.Create;
|
|
end;
|
|
|
|
destructor TfrxCrossRow.Destroy;
|
|
var
|
|
i: Integer;
|
|
c, c1: PfrCrossCell;
|
|
begin
|
|
for i := 0 to FCells.Count - 1 do
|
|
begin
|
|
c := FCells[i];
|
|
while c <> nil do
|
|
begin
|
|
c1 := c;
|
|
c := c.Next;
|
|
VarClear(c1.Value);
|
|
Dispose(c1);
|
|
end;
|
|
end;
|
|
|
|
FCells.Free;
|
|
inherited;
|
|
end;
|
|
|
|
procedure TfrxCrossRow.CreateCell(Index: Integer);
|
|
var
|
|
i: Integer;
|
|
c, c1: PfrCrossCell;
|
|
begin
|
|
while Index >= FCells.Count do
|
|
begin
|
|
c1 := nil;
|
|
for i := 0 to FCellLevels - 1 do
|
|
begin
|
|
New(c);
|
|
c.Value := Null;
|
|
c.Count := 1;
|
|
c.Next := nil;
|
|
if c1 <> nil then
|
|
c1.Next := c else
|
|
FCells.Add(c);
|
|
c1 := c;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
function TfrxCrossRow.GetCellValue(Index1, Index2: Integer): Variant;
|
|
var
|
|
c: PfrCrossCell;
|
|
begin
|
|
Result := Null;
|
|
if (Index1 < 0) or (Index1 >= FCells.Count) then Exit;
|
|
|
|
c := FCells[Index1];
|
|
while (c <> nil) and (Index2 > 0) do
|
|
begin
|
|
c := c.Next;
|
|
Dec(Index2);
|
|
end;
|
|
|
|
if c <> nil then
|
|
Result := c.Value;
|
|
end;
|
|
|
|
procedure TfrxCrossRow.SetCellValue(Index1, Index2: Integer; const Value: Variant);
|
|
var
|
|
c: PfrCrossCell;
|
|
begin
|
|
if Index1 < 0 then Exit;
|
|
if Index1 >= FCells.Count then
|
|
CreateCell(Index1);
|
|
|
|
c := FCells[Index1];
|
|
while (c <> nil) and (Index2 > 0) do
|
|
begin
|
|
c := c.Next;
|
|
Dec(Index2);
|
|
end;
|
|
if c <> nil then
|
|
if c.Value = Null then
|
|
c.Value := Value else
|
|
c.Value := c.Value + Value;
|
|
end;
|
|
|
|
function TfrxCrossRow.GetCell(Index: Integer): PfrCrossCell;
|
|
begin
|
|
Result := nil;
|
|
if Index < 0 then Exit;
|
|
|
|
if Index >= FCells.Count then
|
|
CreateCell(Index);
|
|
|
|
Result := FCells[Index];
|
|
end;
|
|
|
|
|
|
{ TfrxCrossRows }
|
|
|
|
constructor TfrxCrossRows.Create;
|
|
begin
|
|
inherited Create(TfrxCrossRow);
|
|
end;
|
|
|
|
function TfrxCrossRows.GetItems(Index: Integer): TfrxCrossRow;
|
|
begin
|
|
Result := TfrxCrossRow(inherited Items[Index]);
|
|
end;
|
|
|
|
function TfrxCrossRows.InsertItem(Index: Integer;
|
|
const Indexes: array of Variant): TfrxIndexItem;
|
|
begin
|
|
Result := inherited InsertItem(Index, Indexes);
|
|
TfrxCrossRow(Result).FCellLevels := FCellLevels;
|
|
end;
|
|
|
|
function TfrxCrossRows.Row(const Indexes: array of Variant): TfrxCrossRow;
|
|
var
|
|
i: Integer;
|
|
begin
|
|
if Find(Indexes, i) then
|
|
Result := Items[i] else
|
|
Result := TfrxCrossRow(InsertItem(i, Indexes));
|
|
end;
|
|
|
|
|
|
{ TfrxCrossColumns }
|
|
|
|
constructor TfrxCrossColumns.Create;
|
|
begin
|
|
inherited Create(TfrxCrossColumn);
|
|
end;
|
|
|
|
function TfrxCrossColumns.GetItems(Index: Integer): TfrxCrossColumn;
|
|
begin
|
|
Result := TfrxCrossColumn(inherited Items[Index]);
|
|
end;
|
|
|
|
function TfrxCrossColumns.Column(const Indexes: array of Variant): TfrxCrossColumn;
|
|
var
|
|
i: Integer;
|
|
begin
|
|
if Find(Indexes, i) then
|
|
Result := Items[i] else
|
|
Result := TfrxCrossColumn(InsertItem(i, Indexes));
|
|
end;
|
|
|
|
function TfrxCrossColumns.InsertItem(Index: Integer;
|
|
const Indexes: array of Variant): TfrxIndexItem;
|
|
begin
|
|
Result := inherited InsertItem(Index, Indexes);
|
|
TfrxCrossColumn(Result).FCellIndex := Count - 1;
|
|
end;
|
|
|
|
|
|
{ TfrxCrossHeader }
|
|
|
|
constructor TfrxCrossHeader.Create(CellLevels: Integer);
|
|
begin
|
|
FItems := TList.Create;
|
|
FCellLevels := CellLevels;
|
|
FValue := Null;
|
|
FVisible := True;
|
|
|
|
SetLength(FFuncValues, FCellLevels);
|
|
SetLength(FCounts, FCellLevels);
|
|
end;
|
|
|
|
destructor TfrxCrossHeader.Destroy;
|
|
begin
|
|
FFuncValues := nil;
|
|
FCounts := nil;
|
|
|
|
while FItems.Count > 0 do
|
|
begin
|
|
TfrxCrossHeader(FItems[0]).Free;
|
|
FItems.Delete(0);
|
|
end;
|
|
|
|
FItems.Free;
|
|
inherited;
|
|
end;
|
|
|
|
function TfrxCrossHeader.GetItems(Index: Integer): TfrxCrossHeader;
|
|
begin
|
|
Result := TfrxCrossHeader(FItems[Index]);
|
|
end;
|
|
|
|
function TfrxCrossHeader.GetCount: Integer;
|
|
begin
|
|
Result := FItems.Count;
|
|
end;
|
|
|
|
function TfrxCrossHeader.GetLevel: Integer;
|
|
var
|
|
h: TfrxCrossHeader;
|
|
begin
|
|
Result := -2;
|
|
h := Self;
|
|
|
|
while h <> nil do
|
|
begin
|
|
h := h.Parent;
|
|
Inc(Result);
|
|
end;
|
|
end;
|
|
|
|
function TfrxCrossHeader.Find(Value: Variant): Integer;
|
|
var
|
|
i: Integer;
|
|
begin
|
|
{ find the cell containing the given value }
|
|
Result := -1;
|
|
for i := 0 to Count - 1 do
|
|
if VarToWideStr(Items[i].Value) = VarToWideStr(Value) then
|
|
begin
|
|
Result := i;
|
|
Exit;
|
|
end;
|
|
end;
|
|
|
|
function TfrxCrossHeader.AddChild(Memo: TfrxCustomMemoView): TfrxCrossHeader;
|
|
begin
|
|
Result := TfrxCrossHeader(NewInstance);
|
|
Result.Create(FCellLevels);
|
|
{ link it to the parent }
|
|
FItems.Add(Result);
|
|
Result.FParent := Self;
|
|
|
|
Result.FLevelsCount := FLevelsCount;
|
|
Result.FMemo := Memo;
|
|
Result.FValue := Memo.Text;
|
|
end;
|
|
|
|
function TfrxCrossHeader.AddCellHeader(Memos: TList; Index, CellIndex: Integer): TfrxCrossHeader;
|
|
begin
|
|
Result := TfrxCrossHeader(NewInstance);
|
|
Result.Create(FCellLevels);
|
|
{ link it to the parent }
|
|
FItems.Add(Result);
|
|
Result.FParent := Self;
|
|
|
|
Result.FIndex := Index;
|
|
Result.FCellIndex := CellIndex;
|
|
Result.FLevelsCount := FLevelsCount;
|
|
Result.FIsTotal := FIsTotal;
|
|
Result.FTotalIndex := FTotalIndex;
|
|
Result.FMemo := Memos[FTotalIndex * FCellLevels + CellIndex];
|
|
Result.FValue := Result.FMemo.Text;
|
|
Result.FIsCellHeader := True;
|
|
end;
|
|
|
|
procedure TfrxCrossHeader.AddValues(const Values: array of Variant; Unsorted: Boolean);
|
|
var
|
|
i, j: Integer;
|
|
Header, Header1: TfrxCrossHeader;
|
|
v: Variant;
|
|
s: String;
|
|
begin
|
|
{ create the header tree. For example, subsequent calls
|
|
AddValues([1998,1]);
|
|
AddValues([1998,2]);
|
|
AddValues([1999,1]);
|
|
will create the header
|
|
1998 | 1999
|
|
--+--+-----
|
|
1 |2 | 1 }
|
|
|
|
|
|
Header := Self;
|
|
|
|
for i := Low(Values) to High(Values) do
|
|
begin
|
|
{unsorted mode join same cells only for consecutive values}
|
|
if Unsorted then
|
|
begin
|
|
j := Header.Count;
|
|
if (j > 0) and
|
|
(VarToWideStr(Header.Items[Header.Count - 1].Value) = VarToWideStr(Values[i])) then
|
|
dec(j)
|
|
else j := -1;
|
|
end
|
|
else j := Header.Find(Values[i]);
|
|
if j <> -1 then
|
|
Header := Header.Items[j] { find existing item... }
|
|
else
|
|
begin
|
|
{ ...or create new one }
|
|
Header1 := TfrxCrossHeader(NewInstance);
|
|
Header1.Create(FCellLevels);
|
|
Header1.FLevelsCount := FLevelsCount;
|
|
{ link it to the parent }
|
|
Header.FItems.Add(Header1);
|
|
Header1.FParent := Header;
|
|
|
|
v := Values[i];
|
|
s := VarToStr(v);
|
|
{ this is subtotal item }
|
|
if Pos('@@@', s) = 1 then
|
|
begin
|
|
{ remove @@@ }
|
|
s := Copy(s, 4, Length(s) - 5);
|
|
v := s;
|
|
Header1.FIsTotal := True;
|
|
Header1.FMemo := FTotalMemos[i];
|
|
Header1.FTotalIndex := FLevelsCount - i;
|
|
end
|
|
else
|
|
Header1.FMemo := FMemos[i];
|
|
|
|
Header1.FValue := v;
|
|
Header := Header1;
|
|
|
|
if Header.FIsTotal then break;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
procedure TfrxCrossHeader.Reset(const CellFunctions: array of TfrxCrossFunction);
|
|
var
|
|
i: Integer;
|
|
h: TfrxCrossHeader;
|
|
begin
|
|
{ reset aggregate values for this cell and all its parent cells }
|
|
h := Self;
|
|
|
|
while h <> nil do
|
|
begin
|
|
for i := 0 to FCellLevels - 1 do
|
|
begin
|
|
case CellFunctions[i] of
|
|
cfNone, cfMin, cfMax:
|
|
h.FFuncValues[i] := Null;
|
|
|
|
cfSum, cfAvg, cfCount:
|
|
h.FFuncValues[i] := 0;
|
|
end;
|
|
|
|
h.FCounts[i] := 0;
|
|
end;
|
|
|
|
h := h.Parent;
|
|
end;
|
|
end;
|
|
|
|
procedure TfrxCrossHeader.AddFuncValues(const Values, Counts: array of Variant;
|
|
const CellFunctions: array of TfrxCrossFunction);
|
|
var
|
|
i: Integer;
|
|
h: TfrxCrossHeader;
|
|
begin
|
|
{ add aggregate values for this cell and all its parent cells }
|
|
h := Self;
|
|
|
|
while h <> nil do
|
|
begin
|
|
for i := 0 to FCellLevels - 1 do
|
|
if Values[i] <> Null then
|
|
case CellFunctions[i] of
|
|
cfNone:;
|
|
|
|
cfSum:
|
|
h.FFuncValues[i] := h.FFuncValues[i] + Values[i];
|
|
|
|
cfMin:
|
|
if (h.FFuncValues[i] = Null) or (Values[i] < h.FFuncValues[i]) then
|
|
h.FFuncValues[i] := Values[i];
|
|
|
|
cfMax:
|
|
if (h.FFuncValues[i] = Null) or (Values[i] > h.FFuncValues[i]) then
|
|
h.FFuncValues[i] := Values[i];
|
|
|
|
cfAvg:
|
|
begin
|
|
h.FFuncValues[i] := h.FFuncValues[i] + Values[i];
|
|
h.FCounts[i] := h.FCounts[i] + Counts[i];
|
|
end;
|
|
|
|
cfCount:
|
|
h.FFuncValues[i] := h.FFuncValues[i] + Values[i];// + Counts[i];
|
|
end;
|
|
|
|
h := h.Parent;
|
|
end;
|
|
end;
|
|
|
|
function TfrxCrossHeader.AllItems: TList;
|
|
|
|
procedure EnumItems(Item: TfrxCrossHeader);
|
|
var
|
|
i: Integer;
|
|
begin
|
|
if Item.Memo <> nil then
|
|
Result.Add(Item);
|
|
for i := 0 to Item.Count - 1 do
|
|
EnumItems(Item[i]);
|
|
end;
|
|
|
|
begin
|
|
{ list all items in the header }
|
|
Result := TList.Create;
|
|
EnumItems(Self);
|
|
end;
|
|
|
|
function TfrxCrossHeader.TerminalItems: TList;
|
|
var
|
|
i: Integer;
|
|
Item: TfrxCrossHeader;
|
|
begin
|
|
{ list all terminal items in the header }
|
|
Result := AllItems;
|
|
i := 0;
|
|
while i < Result.Count do
|
|
begin
|
|
Item := Result[i];
|
|
if Item.Count = 0 then
|
|
Inc(i)
|
|
else
|
|
Result.Delete(i);
|
|
end;
|
|
end;
|
|
|
|
function TfrxCrossHeader.IndexItems: TList;
|
|
var
|
|
i: Integer;
|
|
Item: TfrxCrossHeader;
|
|
begin
|
|
{ list all terminal items in the header }
|
|
Result := AllItems;
|
|
i := 0;
|
|
while i < Result.Count do
|
|
begin
|
|
Item := Result[i];
|
|
if Item.FIsIndex then
|
|
Inc(i)
|
|
else
|
|
Result.Delete(i);
|
|
end;
|
|
end;
|
|
|
|
function TfrxCrossHeader.GetIndexes: Variant;
|
|
var
|
|
ar: array of Variant;
|
|
i, n: Integer;
|
|
h, h1: TfrxCrossHeader;
|
|
begin
|
|
SetLength(ar, FLevelsCount + 1);
|
|
n := 0;
|
|
h := Parent;
|
|
h1 := Self;
|
|
while h <> nil do
|
|
begin
|
|
ar[n] := h.FItems.IndexOf(h1);
|
|
Inc(n);
|
|
h1 := h;
|
|
h := h.Parent;
|
|
end;
|
|
|
|
Result := VarArrayCreate([0, FLevelsCount - 1], varVariant);
|
|
for i := 0 to FLevelsCount - 1 do
|
|
if i < n then
|
|
Result[i] := ar[n - i - 1] else
|
|
Result[i] := Null;
|
|
ar := nil;
|
|
end;
|
|
|
|
function TfrxCrossHeader.GetValues: Variant;
|
|
var
|
|
ar: array of Variant;
|
|
i, n: Integer;
|
|
h: TfrxCrossHeader;
|
|
begin
|
|
SetLength(ar, FLevelsCount + 1);
|
|
n := 0;
|
|
h := Self;
|
|
while h.Parent <> nil do
|
|
begin
|
|
ar[n] := h.Value;
|
|
Inc(n);
|
|
h := h.Parent;
|
|
end;
|
|
|
|
Result := VarArrayCreate([0, FLevelsCount - 1], varVariant);
|
|
for i := 0 to FLevelsCount - 1 do
|
|
if i < n then
|
|
Result[i] := ar[n - i - 1] else
|
|
Result[i] := Null;
|
|
ar := nil;
|
|
end;
|
|
|
|
function TfrxCrossHeader.GetHeight: Double;
|
|
var
|
|
Items: TList;
|
|
begin
|
|
Items := TerminalItems;
|
|
|
|
if (Items.Count > 0) and FVisible then
|
|
Result := TfrxCrossHeader(Items[Items.Count - 1]).Bounds.Top +
|
|
TfrxCrossHeader(Items[Items.Count - 1]).Bounds.Bottom
|
|
else
|
|
Result := 0;
|
|
|
|
Items.Free;
|
|
end;
|
|
|
|
function TfrxCrossHeader.GetWidth: Double;
|
|
var
|
|
Items: TList;
|
|
begin
|
|
Items := TerminalItems;
|
|
|
|
if (Items.Count > 0) and FVisible then
|
|
Result := TfrxCrossHeader(Items[Items.Count - 1]).Bounds.Left +
|
|
TfrxCrossHeader(Items[Items.Count - 1]).Bounds.Right
|
|
else
|
|
Result := 0;
|
|
|
|
Items.Free;
|
|
end;
|
|
|
|
|
|
{ TfrxCrossColumnHeader }
|
|
|
|
procedure TfrxCrossColumnHeader.CalcBounds;
|
|
var
|
|
i, j, l: Integer;
|
|
h, hAvg: Extended;
|
|
Items: TList;
|
|
Item: TfrxCrossHeader;
|
|
LevelHeights: array of Extended;
|
|
|
|
function DoAdjust(Item: TfrxCrossHeader): Extended;
|
|
var
|
|
i: Integer;
|
|
Width: Extended;
|
|
begin
|
|
if Item.Count = 0 then
|
|
begin
|
|
Result := Item.FSize.X;
|
|
Exit;
|
|
end;
|
|
|
|
Width := 0;
|
|
for i := 0 to Item.Count - 1 do
|
|
Width := Width + DoAdjust(Item[i]);
|
|
|
|
if Item.FSize.X < Width then
|
|
Item.FSize.X := Width
|
|
else
|
|
begin
|
|
Item[Item.Count - 1].FSize.X := Item[Item.Count - 1].FSize.X + Item.FSize.X - Width;
|
|
DoAdjust(Item[Item.Count - 1]);
|
|
end;
|
|
|
|
Result := Item.FSize.X;
|
|
end;
|
|
|
|
procedure FillBounds(Item: TfrxCrossHeader; Offset: TfrxPoint);
|
|
var
|
|
i, j, l: Integer;
|
|
h: Extended;
|
|
begin
|
|
l := Item.Level;
|
|
if l <> -1 then
|
|
h := LevelHeights[l] else
|
|
h := Item.FSize.Y;
|
|
|
|
if Item.FIsCellHeader then
|
|
h := LevelHeights[FLevelsCount]
|
|
else if Item.IsTotal then
|
|
for j := l + 1 to FLevelsCount - 1 do
|
|
h := h + LevelHeights[j];
|
|
|
|
Item.FBounds := frxRect(Offset.X, Offset.Y, Item.FSize.X, h);
|
|
Offset.Y := Offset.Y + h;
|
|
|
|
for i := 0 to Item.Count - 1 do
|
|
begin
|
|
FillBounds(Item[i], Offset);
|
|
Offset.X := Offset.X + Item[i].FSize.X;
|
|
end;
|
|
end;
|
|
|
|
begin
|
|
DoAdjust(Self);
|
|
|
|
SetLength(LevelHeights, FLevelsCount + 1);
|
|
|
|
Items := AllItems;
|
|
|
|
// calculate height of each row
|
|
for i := 0 to Items.Count - 1 do
|
|
begin
|
|
Item := Items[i];
|
|
l := Item.Level;
|
|
|
|
// cell headers always adjust the last level height
|
|
if Item.FIsCellHeader then
|
|
l := FLevelsCount
|
|
// don't count total elemens unless they are on last level.
|
|
// such elements will be adjusted later
|
|
else if Item.IsTotal then
|
|
if l <> FLevelsCount - 1 then continue;
|
|
|
|
if l >= 0 then
|
|
if Item.FSize.Y > LevelHeights[l] then
|
|
LevelHeights[l] := Item.FSize.Y;
|
|
end;
|
|
|
|
if FNoLevels then
|
|
LevelHeights[0] := 0;
|
|
|
|
// adjust level height - count totals that not on the last level
|
|
for i := 0 to Items.Count - 1 do
|
|
begin
|
|
Item := Items[i];
|
|
l := Item.Level;
|
|
|
|
if Item.IsTotal and (l < FLevelsCount - 1) then
|
|
begin
|
|
h := 0;
|
|
for j := l to FLevelsCount - 1 do
|
|
h := h + LevelHeights[j];
|
|
|
|
if Item.FSize.Y > h then
|
|
LevelHeights[FLevelsCount - 1] := LevelHeights[FLevelsCount - 1] + Item.FSize.Y - h;
|
|
end;
|
|
end;
|
|
|
|
{ syncronize height of CornerMemos[0] and [1] }
|
|
if FCorner <> nil then
|
|
begin
|
|
if not FMemo.Visible then
|
|
FSize.Y := 0;
|
|
if not FCorner.FMemo.Visible then
|
|
FCorner.FSize.Y := 0;
|
|
h := FSize.Y;
|
|
if FCorner.FSize.Y > h then
|
|
h := FCorner.FSize.Y;
|
|
FSize.Y := h;
|
|
if not FNoLevels then
|
|
FCorner.FSize.Y := h;
|
|
end;
|
|
|
|
// FillBounds(Self, frxPoint(0, 0));
|
|
|
|
{ update height of CornerMemos[2..n] }
|
|
if FCorner <> nil then
|
|
begin
|
|
h := 0;
|
|
l := FLevelsCount - 1;
|
|
if HasCellHeaders then
|
|
Inc(l);
|
|
for i := 0 to l do
|
|
h := h + LevelHeights[i];
|
|
if FNoLevels then
|
|
h := h + FSize.Y;
|
|
|
|
for i := 0 to FCorner.Count - 1 do
|
|
if FCorner[i].FSize.Y > h then
|
|
begin
|
|
if l = 0 then
|
|
TfrxCrossHeader(Items[0]).FSize.Y := FCorner[i].FSize.Y
|
|
else
|
|
begin
|
|
hAvg := (FCorner[i].FSize.Y - h) / (l + 1);
|
|
for j := 0 to l do
|
|
LevelHeights[j] := LevelHeights[j] + hAvg; {normalize columns height}
|
|
end;
|
|
end
|
|
else FCorner[i].FSize.Y := h;
|
|
end;
|
|
|
|
FillBounds(Self, frxPoint(0, 0));
|
|
Items.Free;
|
|
LevelHeights := nil;
|
|
|
|
end;
|
|
|
|
procedure TfrxCrossColumnHeader.CalcSizes(MaxWidth, MinWidth: Integer; AutoSize: Boolean);
|
|
var
|
|
i: Integer;
|
|
Items: TList;
|
|
Item: TfrxCrossHeader;
|
|
s: WideString;
|
|
m: TfrxCustomMemoView;
|
|
begin
|
|
Items := AllItems;
|
|
|
|
for i := 0 to Items.Count - 1 do
|
|
begin
|
|
Item := Items[i];
|
|
m := Item.FMemo;
|
|
if m <> nil then
|
|
begin
|
|
if AutoSize or (((m.Width = 0) or (m.Height = 0)) and m.Visible) then
|
|
begin
|
|
m.Width := MaxWidth;
|
|
s := m.Text;
|
|
m.Text := m.FormatData(Item.Value);
|
|
if m.Lines.Count = 0 then
|
|
m.Text := ' ';
|
|
Item.FSize := CalcSize(m);
|
|
m.Text := s;
|
|
end
|
|
else
|
|
begin
|
|
if (Item.Count = 0) or (Item.Count = 1) then
|
|
Item.FSize.X := m.Width;
|
|
if not Item.IsTotal then
|
|
Item.FSize.Y := m.Height;
|
|
end;
|
|
|
|
if Item.FSize.X < MinWidth then
|
|
Item.FSize.X := MinWidth;
|
|
if Item.FSize.X > MaxWidth then
|
|
Item.FSize.X := MaxWidth;
|
|
end;
|
|
end;
|
|
|
|
Items.Free;
|
|
end;
|
|
|
|
|
|
{ TfrxCrossRowHeader }
|
|
|
|
procedure TfrxCrossRowHeader.CalcBounds;
|
|
var
|
|
i, j, l: Integer;
|
|
w: Extended;
|
|
Items: TList;
|
|
Item: TfrxCrossHeader;
|
|
LevelWidths: array of Extended;
|
|
|
|
function DoAdjust(Item: TfrxCrossHeader): Extended;
|
|
var
|
|
i: Integer;
|
|
Height: Extended;
|
|
begin
|
|
if Item.Count = 0 then
|
|
begin
|
|
Result := Item.FSize.Y;
|
|
Exit;
|
|
end;
|
|
|
|
Height := 0;
|
|
for i := 0 to Item.Count - 1 do
|
|
Height := Height + DoAdjust(Item[i]);
|
|
|
|
if Item.FSize.Y < Height then
|
|
Item.FSize.Y := Height
|
|
else
|
|
begin
|
|
Item[Item.Count - 1].FSize.Y := Item[Item.Count - 1].FSize.Y + Item.FSize.Y - Height;
|
|
DoAdjust(Item[Item.Count - 1]);
|
|
end;
|
|
|
|
Result := Item.FSize.Y;
|
|
end;
|
|
|
|
procedure FillBounds(Item: TfrxCrossHeader; Offset: TfrxPoint);
|
|
var
|
|
i, j, l: Integer;
|
|
w: Extended;
|
|
begin
|
|
l := Item.Level;
|
|
if l <> -1 then
|
|
w := LevelWidths[l] else
|
|
w := Item.FSize.X;
|
|
|
|
if Item.FIsCellHeader then
|
|
w := LevelWidths[FLevelsCount]
|
|
else if Item.IsTotal then
|
|
for j := l + 1 to FLevelsCount - 1 do
|
|
w := w + LevelWidths[j];
|
|
|
|
Item.FBounds := frxRect(Offset.X, Offset.Y, w, Item.FSize.Y);
|
|
Offset.X := Offset.X + w;
|
|
|
|
for i := 0 to Item.Count - 1 do
|
|
begin
|
|
FillBounds(Item[i], Offset);
|
|
Offset.Y := Offset.Y + Item[i].FSize.Y;
|
|
end;
|
|
end;
|
|
|
|
begin
|
|
DoAdjust(Self);
|
|
|
|
SetLength(LevelWidths, FLevelsCount + 1);
|
|
|
|
Items := AllItems;
|
|
|
|
// calculate maxwidth of each row
|
|
for i := 0 to Items.Count - 1 do
|
|
begin
|
|
Item := Items[i];
|
|
l := Item.Level;
|
|
|
|
// cell headers always adjust the last level width
|
|
if Item.FIsCellHeader then
|
|
l := FLevelsCount
|
|
// don't count total elemens unless they are on last level.
|
|
// such elements will be adjusted later
|
|
else if Item.IsTotal then
|
|
if l <> FLevelsCount - 1 then continue;
|
|
|
|
if l >= 0 then
|
|
if Item.FSize.X > LevelWidths[l] then
|
|
LevelWidths[l] := Item.FSize.X;
|
|
end;
|
|
|
|
// adjust totals
|
|
for i := 0 to Items.Count - 1 do
|
|
begin
|
|
Item := Items[i];
|
|
l := Item.Level;
|
|
|
|
if Item.IsTotal and (l < FLevelsCount - 1) then
|
|
begin
|
|
w := 0;
|
|
for j := l to FLevelsCount - 1 do
|
|
w := w + LevelWidths[j];
|
|
|
|
if Item.FSize.X > w then
|
|
LevelWidths[FLevelsCount - 1] := LevelWidths[FLevelsCount - 1] + Item.FSize.X - w;
|
|
end;
|
|
end;
|
|
|
|
// adjust corner
|
|
for i := 0 to FCorner.Count - 1 do
|
|
if FCorner[i].FSize.X > LevelWidths[i] then
|
|
LevelWidths[i] := FCorner[i].FSize.X
|
|
else
|
|
FCorner[i].FSize.X := LevelWidths[i];
|
|
|
|
FillBounds(Self, frxPoint(0, 0));
|
|
|
|
Items.Free;
|
|
LevelWidths := nil;
|
|
end;
|
|
|
|
procedure TfrxCrossRowHeader.CalcSizes(MaxWidth, MinWidth: Integer; AutoSize: Boolean);
|
|
var
|
|
i: Integer;
|
|
Items: TList;
|
|
Item: TfrxCrossHeader;
|
|
s: WideString;
|
|
m: TfrxCustomMemoView;
|
|
begin
|
|
Items := AllItems;
|
|
|
|
for i := 0 to Items.Count - 1 do
|
|
begin
|
|
Item := Items[i];
|
|
m := Item.FMemo;
|
|
if m <> nil then
|
|
begin
|
|
if AutoSize or (((m.Width = 0) or (m.Height = 0)) and m.Visible) then
|
|
begin
|
|
m.Width := MaxWidth;
|
|
s := m.Text;
|
|
m.Text := m.FormatData(Item.Value);
|
|
if m.Lines.Count = 0 then
|
|
m.Text := ' ';
|
|
Item.FSize := CalcSize(m);
|
|
m.Text := s;
|
|
end
|
|
else
|
|
begin
|
|
if Item.Count = 0 then
|
|
Item.FSize.Y := m.Height;
|
|
if not Item.IsTotal then
|
|
Item.FSize.X := m.Width;
|
|
end;
|
|
|
|
if Item.FSize.X < MinWidth then
|
|
Item.FSize.X := MinWidth;
|
|
if Item.FSize.X > MaxWidth then
|
|
Item.FSize.X := MaxWidth;
|
|
end;
|
|
end;
|
|
|
|
Items.Free;
|
|
end;
|
|
|
|
|
|
{ TfrxCutBandItem }
|
|
|
|
destructor TfrxCutBandItem.Destroy;
|
|
begin
|
|
Band.Free;
|
|
inherited;
|
|
end;
|
|
|
|
|
|
{ TfrxCutBands }
|
|
|
|
constructor TfrxCutBands.Create;
|
|
begin
|
|
inherited Create(TfrxCutBandItem);
|
|
end;
|
|
|
|
procedure TfrxCutBands.Add(ABand: TfrxBand; AFromIndex, AToIndex: Integer);
|
|
begin
|
|
with TfrxCutBandItem(inherited Add) do
|
|
begin
|
|
Band := ABand;
|
|
FromIndex := AFromIndex;
|
|
ToIndex := AToIndex;
|
|
end;
|
|
end;
|
|
|
|
function TfrxCutBands.GetItems(Index: Integer): TfrxCutBandItem;
|
|
begin
|
|
Result := TfrxCutBandItem(inherited Items[Index]);
|
|
end;
|
|
|
|
|
|
{ TfrxGridLineItem }
|
|
|
|
constructor TfrxGridLineItem.Create(Collection: TCollection);
|
|
begin
|
|
inherited;
|
|
Objects := TList.Create;
|
|
end;
|
|
|
|
destructor TfrxGridLineItem.Destroy;
|
|
begin
|
|
Objects.Free;
|
|
inherited;
|
|
end;
|
|
|
|
|
|
{ TfrxGridLines }
|
|
|
|
constructor TfrxGridLines.Create;
|
|
begin
|
|
inherited Create(TfrxGridLineItem);
|
|
end;
|
|
|
|
procedure TfrxGridLines.Add(AObj: TObject; ACoord: Double);
|
|
var
|
|
i: Integer;
|
|
Item: TfrxGridLineItem;
|
|
begin
|
|
Item := nil;
|
|
for i := 0 to Count - 1 do
|
|
if Abs(Items[i].Coord - ACoord) < 1 then
|
|
begin
|
|
Item := Items[i];
|
|
break;
|
|
end;
|
|
|
|
if Item = nil then
|
|
Item := TfrxGridLineItem(inherited Add);
|
|
|
|
Item.Coord := ACoord;
|
|
Item.Objects.Add(AObj);
|
|
end;
|
|
|
|
function TfrxGridLines.GetItems(Index: Integer): TfrxGridLineItem;
|
|
begin
|
|
Result := TfrxGridLineItem(inherited Items[Index]);
|
|
end;
|
|
|
|
|
|
{ TfrxCustomCrossView }
|
|
|
|
constructor TfrxCustomCrossView.Create(AOwner: TComponent);
|
|
var
|
|
i: Integer;
|
|
begin
|
|
inherited;
|
|
Frame.Typ := [ftLeft, ftRight, ftTop, ftBottom];
|
|
Color := claWhite;
|
|
frComponentStyle := frComponentStyle - [csPreviewVisible] + [csContainer];
|
|
|
|
FAllMemos := TList.Create;
|
|
FCellMemos := TList.Create;
|
|
FCellHeaderMemos := TList.Create;
|
|
FColumnMemos := TList.Create;
|
|
FColumnTotalMemos := TList.Create;
|
|
FCornerMemos := TList.Create;
|
|
FRowMemos := TList.Create;
|
|
FRowTotalMemos := TList.Create;
|
|
|
|
FCellFields := TStringList.Create;
|
|
FColumnFields := TStringList.Create;
|
|
FRowFields := TStringList.Create;
|
|
FColumnBands := TfrxCutBands.Create;
|
|
FRowBands := TfrxCutBands.Create;
|
|
|
|
FGridX := TfrxGridLines.Create;
|
|
FGridY := TfrxGridLines.Create;
|
|
|
|
FAutoSize := True;
|
|
FBorder := True;
|
|
FGapX := 3;
|
|
FGapY := 3;
|
|
FMaxWidth := 200;
|
|
FRepeatHeaders := True;
|
|
FShowColumnHeader := True;
|
|
FShowColumnTotal := True;
|
|
FShowRowHeader := True;
|
|
FShowRowTotal := True;
|
|
FShowCorner := True;
|
|
FShowTitle := True;
|
|
FAllowDuplicates := True;
|
|
FClearBeforePrint := True;
|
|
FSuppressNullRecords := True;
|
|
|
|
SetDotMatrix(Page is TfrxDMPPage);
|
|
CreateCornerMemos(3);
|
|
CellLevels := 1;
|
|
ColumnLevels := 1;
|
|
RowLevels := 1;
|
|
|
|
for i := 0 to 31 do
|
|
begin
|
|
FCellFunctions[i] := cfSum;
|
|
FColumnSort[i] := soAscending;
|
|
FRowSort[i] := soAscending;
|
|
end;
|
|
end;
|
|
|
|
destructor TfrxCustomCrossView.Destroy;
|
|
begin
|
|
ClearMemos;
|
|
FAllMemos.Free;
|
|
FCellMemos.Free;
|
|
FCellHeaderMemos.Free;
|
|
FColumnMemos.Free;
|
|
FColumnTotalMemos.Free;
|
|
FCornerMemos.Free;
|
|
FRowMemos.Free;
|
|
FRowTotalMemos.Free;
|
|
|
|
FCellFields.Free;
|
|
FColumnFields.Free;
|
|
FRowFields.Free;
|
|
|
|
FColumnBands.Free;
|
|
FRowBands.Free;
|
|
FGridX.Free;
|
|
FGridY.Free;
|
|
|
|
ClearMatrix;
|
|
inherited;
|
|
end;
|
|
|
|
function TfrxCustomCrossView.GetCellFunctions(Index: Integer): TfrxCrossFunction;
|
|
begin
|
|
Result := FCellFunctions[Index];
|
|
end;
|
|
|
|
function TfrxCustomCrossView.GetCellMemos(Index: Integer): TfrxCustomMemoView;
|
|
begin
|
|
Result := FCellMemos[Index];
|
|
end;
|
|
|
|
function TfrxCustomCrossView.GetCellHeaderMemos(Index: Integer): TfrxCustomMemoView;
|
|
begin
|
|
Result := FCellHeaderMemos[Index];
|
|
end;
|
|
|
|
function TfrxCustomCrossView.GetColumnMemos(Index: Integer): TfrxCustomMemoView;
|
|
begin
|
|
Result := FColumnMemos[Index];
|
|
end;
|
|
|
|
function TfrxCustomCrossView.GetColumnTotalMemos(Index: Integer): TfrxCustomMemoView;
|
|
begin
|
|
Result := FColumnTotalMemos[Index];
|
|
end;
|
|
|
|
function TfrxCustomCrossView.GetCornerMemos(Index: Integer): TfrxCustomMemoView;
|
|
begin
|
|
Result := FCornerMemos[Index];
|
|
end;
|
|
|
|
function TfrxCustomCrossView.GetRowMemos(Index: Integer): TfrxCustomMemoView;
|
|
begin
|
|
Result := FRowMemos[Index];
|
|
end;
|
|
|
|
function TfrxCustomCrossView.GetRowTotalMemos(Index: Integer): TfrxCustomMemoView;
|
|
begin
|
|
Result := FRowTotalMemos[Index];
|
|
end;
|
|
|
|
function TfrxCustomCrossView.GetColumnSort(Index: Integer): TfrxCrossSortOrder;
|
|
begin
|
|
Result := FColumnSort[Index];
|
|
end;
|
|
|
|
function TfrxCustomCrossView.GetRowSort(Index: Integer): TfrxCrossSortOrder;
|
|
begin
|
|
Result := FRowSort[Index];
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.SetCellFunctions(Index: Integer;
|
|
const Value: TfrxCrossFunction);
|
|
begin
|
|
FCellFunctions[Index] := Value;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.SetColumnSort(Index: Integer; Value: TfrxCrossSortOrder);
|
|
begin
|
|
FColumnSort[Index] := Value;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.SetRowSort(Index: Integer; Value: TfrxCrossSortOrder);
|
|
begin
|
|
FRowSort[Index] := Value;
|
|
end;
|
|
|
|
function TfrxCustomCrossView.ColCount: Integer;
|
|
begin
|
|
Result := FColumns.Count;
|
|
end;
|
|
|
|
function TfrxCustomCrossView.RowCount: Integer;
|
|
begin
|
|
Result := FRows.Count;
|
|
end;
|
|
|
|
function TfrxCustomCrossView.IsGrandTotalColumn(Index: Integer): Boolean;
|
|
begin
|
|
Result := Index = FColumns.Count - 1;
|
|
end;
|
|
|
|
function TfrxCustomCrossView.IsGrandTotalRow(Index: Integer): Boolean;
|
|
begin
|
|
Result := Index = FRows.Count - 1;
|
|
end;
|
|
|
|
function TfrxCustomCrossView.IsTotalColumn(Index: Integer): Boolean;
|
|
var
|
|
i: Integer;
|
|
begin
|
|
Result := False;
|
|
|
|
for i := 0 to FColumns.FIndexesCount - 1 do
|
|
if VarToStr(FColumns[Index].Indexes[i]) = '@@@' then
|
|
Result := True;
|
|
end;
|
|
|
|
function TfrxCustomCrossView.IsTotalRow(Index: Integer): Boolean;
|
|
var
|
|
i: Integer;
|
|
begin
|
|
Result := False;
|
|
|
|
for i := 0 to FRows.FIndexesCount - 1 do
|
|
if VarToStr(FRows[Index].Indexes[i]) = '@@@' then
|
|
Result := True;
|
|
end;
|
|
|
|
function TfrxCustomCrossView.GetColumnIndexes(AColumn: Integer): Variant;
|
|
begin
|
|
Result := FColumns[AColumn].Indexes;
|
|
end;
|
|
|
|
function TfrxCustomCrossView.GetRowIndexes(ARow: Integer): Variant;
|
|
begin
|
|
Result := FRows[ARow].Indexes;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.SetCellFields(const Value: TStrings);
|
|
begin
|
|
FCellFields.Assign(Value);
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.SetColumnFields(const Value: TStrings);
|
|
begin
|
|
FColumnFields.Assign(Value);
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.SetRowFields(const Value: TStrings);
|
|
begin
|
|
FRowFields.Assign(Value);
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.SetCellLevels(const Value: Integer);
|
|
var
|
|
max: Integer;
|
|
begin
|
|
FCellLevels := Value;
|
|
CreateCellMemos(FCellLevels * (FRowLevels + 1) * (FColumnLevels + 1));
|
|
max := FRowLevels;
|
|
if FColumnLevels > max then
|
|
max := FColumnLevels;
|
|
CreateCellHeaderMemos(FCellLevels * (max + 1));
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.SetColumnLevels(const Value: Integer);
|
|
var
|
|
max, lvl: Integer;
|
|
begin
|
|
FColumnLevels := Value;
|
|
lvl := FColumnLevels;
|
|
if lvl = 0 then
|
|
lvl := 1;
|
|
CreateColumnMemos(lvl);
|
|
CreateCellMemos(FCellLevels * (FRowLevels + 1) * (FColumnLevels + 1));
|
|
max := FRowLevels;
|
|
if FColumnLevels > max then
|
|
max := FColumnLevels;
|
|
CreateCellHeaderMemos(FCellLevels * (max + 1));
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.SetRowLevels(const Value: Integer);
|
|
var
|
|
max, lvl: Integer;
|
|
begin
|
|
FRowLevels := Value;
|
|
lvl := FRowLevels;
|
|
if lvl = 0 then
|
|
lvl := 1;
|
|
CreateRowMemos(lvl);
|
|
CreateCornerMemos(FRowLevels + 3);
|
|
CreateCellMemos(FCellLevels * (FRowLevels + 1) * (FColumnLevels + 1));
|
|
max := FRowLevels;
|
|
if FColumnLevels > max then
|
|
max := FColumnLevels;
|
|
CreateCellHeaderMemos(FCellLevels * (max + 1));
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.SetDotMatrix(const Value: Boolean);
|
|
begin
|
|
FDotMatrix := Value;
|
|
if FDotMatrix then
|
|
begin
|
|
FGapX := 0;
|
|
FGapY := 0;
|
|
end;
|
|
end;
|
|
|
|
function TfrxCustomCrossView.IsCrossValid: Boolean;
|
|
begin
|
|
Result := True;
|
|
end;
|
|
|
|
function TfrxCustomCrossView.ColumnHeaderHeight: Double;
|
|
begin
|
|
Result := ColumnHeader.Height;
|
|
end;
|
|
|
|
function TfrxCustomCrossView.RowHeaderWidth: Double;
|
|
begin
|
|
Result := RowHeader.Width;
|
|
if FNoRows then
|
|
Result := 0;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.Notification(AComponent: TComponent; Operation: TOperation);
|
|
begin
|
|
inherited;
|
|
if (Operation = opRemove) and (AComponent = FNextCross) then
|
|
FNextCross := nil;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.DefineProperties(Filer: TFiler);
|
|
begin
|
|
inherited;
|
|
Filer.DefineBinaryProperty('Memos', ReadMemos, WriteMemos, True);
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.ReadMemos(Stream: TStream);
|
|
var
|
|
x: TfrxXMLDocument;
|
|
i: Integer;
|
|
|
|
procedure GetItem(m: TfrxCustomMemoView; const Name: String; Index: Integer);
|
|
var
|
|
xs: TfrxXMLSerializer;
|
|
Item: TfrxXMLItem;
|
|
begin
|
|
Item := x.Root.FindItem(Name);
|
|
if Index >= Item.Count then Exit;
|
|
Item := Item[Index];
|
|
|
|
xs := TfrxXMLSerializer.Create(nil);
|
|
xs.OldFormat := x.OldVersion;
|
|
m.Color := claNull;
|
|
m.Frame.Color := claBlack;
|
|
m.Frame.Width := 1;
|
|
m.Frame.Typ := [];
|
|
m.Font.Style := [];
|
|
m.HAlign := haLeft;
|
|
m.VAlign := vaTop;
|
|
xs.ReadRootComponent(m, Item);
|
|
xs.Free;
|
|
end;
|
|
|
|
function GetItem1(const Name: String; Index: Integer): TfrxCrossFunction;
|
|
var
|
|
Item: TfrxXMLItem;
|
|
begin
|
|
Result := cfNone;
|
|
Item := x.Root.FindItem(Name);
|
|
if Index >= Item.Count then Exit;
|
|
Item := Item[Index];
|
|
Result := TfrxCrossFunction(StrToInt(Item.Text));
|
|
end;
|
|
|
|
function GetItem2(const Name: String; Index: Integer): TfrxCrossSortOrder;
|
|
var
|
|
Item: TfrxXMLItem;
|
|
begin
|
|
Result := soAscending;
|
|
Item := x.Root.FindItem(Name);
|
|
if Index >= Item.Count then Exit;
|
|
Item := Item[Index];
|
|
Result := TfrxCrossSortOrder(StrToInt(Item.Text));
|
|
end;
|
|
|
|
begin
|
|
x := TfrxXMLDocument.Create;
|
|
|
|
try
|
|
x.LoadFromStream(Stream);
|
|
|
|
for i := 0 to FCellLevels - 1 do
|
|
CellFunctions[i] := GetItem1('cellfunctions', i);
|
|
|
|
for i := 0 to FCellHeaderMemos.Count - 1 do
|
|
GetItem(CellHeaderMemos[i], 'cellheadermemos', i);
|
|
|
|
for i := 0 to FCellMemos.Count - 1 do
|
|
GetItem(CellMemos[i], 'cellmemos', i);
|
|
|
|
for i := 0 to FColumnMemos.Count - 1 do
|
|
begin
|
|
GetItem(ColumnMemos[i], 'columnmemos', i);
|
|
GetItem(ColumnTotalMemos[i], 'columntotalmemos', i);
|
|
ColumnSort[i] := GetItem2('columnsort', i);
|
|
end;
|
|
|
|
for i := 0 to FRowMemos.Count - 1 do
|
|
begin
|
|
GetItem(RowMemos[i], 'rowmemos', i);
|
|
GetItem(RowTotalMemos[i], 'rowtotalmemos', i);
|
|
RowSort[i] := GetItem2('rowsort', i);
|
|
end;
|
|
|
|
for i := 0 to FCornerMemos.Count - 1 do
|
|
GetItem(CornerMemos[i], 'cornermemos', i);
|
|
|
|
finally
|
|
x.Free;
|
|
end;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.WriteMemos(Stream: TStream);
|
|
var
|
|
x: TfrxXMLDocument;
|
|
i: Integer;
|
|
|
|
procedure AddItem(m: TfrxCustomMemoView; const Name: String);
|
|
var
|
|
xs: TfrxXMLSerializer;
|
|
begin
|
|
xs := TfrxXMLSerializer.Create(nil);
|
|
xs.WriteRootComponent(m, True, x.Root.FindItem(Name).Add);
|
|
xs.Free;
|
|
end;
|
|
|
|
procedure AddItem1(f: TfrxCrossFunction; const Name: String);
|
|
var
|
|
Item: TfrxXMLItem;
|
|
begin
|
|
Item := x.Root.FindItem(Name);
|
|
Item := Item.Add;
|
|
Item.Name := 'item';
|
|
Item.Text := IntToStr(Integer(f));
|
|
end;
|
|
|
|
procedure AddItem2(f: TfrxCrossSortOrder; const Name: String);
|
|
var
|
|
Item: TfrxXMLItem;
|
|
begin
|
|
Item := x.Root.FindItem(Name);
|
|
Item := Item.Add;
|
|
Item.Name := 'item';
|
|
Item.Text := IntToStr(Integer(f));
|
|
end;
|
|
|
|
begin
|
|
x := TfrxXMLDocument.Create;
|
|
x.Root.Name := 'cross';
|
|
|
|
try
|
|
x.Root.Add.Name := 'cellmemos';
|
|
x.Root.Add.Name := 'cellheadermemos';
|
|
x.Root.Add.Name := 'columnmemos';
|
|
x.Root.Add.Name := 'columntotalmemos';
|
|
x.Root.Add.Name := 'cornermemos';
|
|
x.Root.Add.Name := 'rowmemos';
|
|
x.Root.Add.Name := 'rowtotalmemos';
|
|
x.Root.Add.Name := 'cellfunctions';
|
|
x.Root.Add.Name := 'columnsort';
|
|
x.Root.Add.Name := 'rowsort';
|
|
|
|
for i := 0 to FCellLevels - 1 do
|
|
AddItem1(CellFunctions[i], 'cellfunctions');
|
|
|
|
for i := 0 to FCellHeaderMemos.Count - 1 do
|
|
AddItem(CellHeaderMemos[i], 'cellheadermemos');
|
|
|
|
for i := 0 to FCellMemos.Count - 1 do
|
|
AddItem(CellMemos[i], 'cellmemos');
|
|
|
|
for i := 0 to FColumnMemos.Count - 1 {FColumnLevels - 1} do
|
|
begin
|
|
AddItem(ColumnMemos[i], 'columnmemos');
|
|
AddItem(ColumnTotalMemos[i], 'columntotalmemos');
|
|
AddItem2(ColumnSort[i], 'columnsort');
|
|
end;
|
|
|
|
for i := 0 to FRowMemos.Count - 1 {FRowLevels - 1} do
|
|
begin
|
|
AddItem(RowMemos[i], 'rowmemos');
|
|
AddItem(RowTotalMemos[i], 'rowtotalmemos');
|
|
AddItem2(RowSort[i], 'rowsort');
|
|
end;
|
|
|
|
for i := 0 to FCornerMemos.Count - 1 do
|
|
AddItem(CornerMemos[i], 'cornermemos');
|
|
|
|
x.SaveToStream(Stream);
|
|
finally
|
|
x.Free;
|
|
end;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.CreateCellHeaderMemos(NewCount: Integer);
|
|
var
|
|
i: Integer;
|
|
m: TfrxCustomMemoView;
|
|
begin
|
|
for i := FCellHeaderMemos.Count to NewCount - 1 do
|
|
begin
|
|
m := CreateMemo(nil);
|
|
FCellHeaderMemos.Add(m);
|
|
m.Restrictions := [rfDontDelete];
|
|
m.VAlign := vaCenter;
|
|
m.Frame.Typ := [ftLeft, ftRight, ftTop, ftBottom];
|
|
m.AllowExpressions := False;
|
|
end;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.CreateCellMemos(NewCount: Integer);
|
|
var
|
|
i: Integer;
|
|
m: TfrxCustomMemoView;
|
|
begin
|
|
for i := FCellMemos.Count to NewCount - 1 do
|
|
begin
|
|
m := CreateMemo(nil);
|
|
FCellMemos.Add(m);
|
|
m.Restrictions := [rfDontDelete];
|
|
m.HAlign := haRight;
|
|
m.VAlign := vaCenter;
|
|
m.Frame.Typ := [ftLeft, ftRight, ftTop, ftBottom];
|
|
m.AllowExpressions := False;
|
|
end;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.CreateColumnMemos(NewCount: Integer);
|
|
var
|
|
i: Integer;
|
|
m: TfrxCustomMemoView;
|
|
begin
|
|
for i := FColumnMemos.Count to NewCount - 1 do
|
|
begin
|
|
m := CreateMemo(nil);
|
|
FColumnMemos.Add(m);
|
|
m.Restrictions := [rfDontDelete, rfDontEdit];
|
|
m.HAlign := haCenter;
|
|
m.VAlign := vaCenter;
|
|
m.Frame.Typ := [ftLeft, ftRight, ftTop, ftBottom];
|
|
m.AllowExpressions := False;
|
|
|
|
m := CreateMemo(nil);
|
|
FColumnTotalMemos.Add(m);
|
|
m.Restrictions := [rfDontDelete];
|
|
if i = 0 then
|
|
m.Text := 'Grand Total'
|
|
else
|
|
m.Text := 'Total';
|
|
m.Font.Style := [TFontStyle.fsBold];
|
|
m.HAlign := haCenter;
|
|
m.VAlign := vaCenter;
|
|
m.Frame.Typ := [ftLeft, ftRight, ftTop, ftBottom];
|
|
end;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.CreateRowMemos(NewCount: Integer);
|
|
var
|
|
i: Integer;
|
|
m: TfrxCustomMemoView;
|
|
begin
|
|
for i := FRowMemos.Count to NewCount - 1 do
|
|
begin
|
|
m := CreateMemo(nil);
|
|
FRowMemos.Add(m);
|
|
m.Restrictions := [rfDontDelete, rfDontEdit];
|
|
m.HAlign := haCenter;
|
|
m.VAlign := vaCenter;
|
|
m.Frame.Typ := [ftLeft, ftRight, ftTop, ftBottom];
|
|
m.AllowExpressions := False;
|
|
|
|
m := CreateMemo(nil);
|
|
FRowTotalMemos.Add(m);
|
|
m.Restrictions := [rfDontDelete];
|
|
if i = 0 then
|
|
m.Text := 'Grand Total'
|
|
else
|
|
m.Text := 'Total';
|
|
m.Font.Style := [TFontStyle.fsBold];
|
|
m.HAlign := haCenter;
|
|
m.VAlign := vaCenter;
|
|
m.Frame.Typ := [ftLeft, ftRight, ftTop, ftBottom];
|
|
end;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.CreateCornerMemos(NewCount: Integer);
|
|
var
|
|
i: Integer;
|
|
m: TfrxCustomMemoView;
|
|
begin
|
|
for i := FCornerMemos.Count to NewCount - 1 do
|
|
begin
|
|
m := CreateMemo(nil);
|
|
FCornerMemos.Add(m);
|
|
m.Restrictions := [rfDontDelete];
|
|
m.HAlign := haCenter;
|
|
m.VAlign := vaCenter;
|
|
m.Frame.Typ := [ftLeft, ftRight, ftTop, ftBottom];
|
|
m.AllowExpressions := False;
|
|
end;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.ClearMemos;
|
|
begin
|
|
while FCellHeaderMemos.Count > 0 do
|
|
begin
|
|
CellHeaderMemos[0].Free;
|
|
FCellHeaderMemos.Delete(0);
|
|
end;
|
|
while FCellMemos.Count > 0 do
|
|
begin
|
|
CellMemos[0].Free;
|
|
FCellMemos.Delete(0);
|
|
end;
|
|
while FColumnMemos.Count > 0 do
|
|
begin
|
|
ColumnMemos[0].Free;
|
|
FColumnMemos.Delete(0);
|
|
ColumnTotalMemos[0].Free;
|
|
FColumnTotalMemos.Delete(0);
|
|
end;
|
|
while FRowMemos.Count > 0 do
|
|
begin
|
|
RowMemos[0].Free;
|
|
FRowMemos.Delete(0);
|
|
RowTotalMemos[0].Free;
|
|
FRowTotalMemos.Delete(0);
|
|
end;
|
|
while FCornerMemos.Count > 0 do
|
|
begin
|
|
CornerMemos[0].Free;
|
|
FCornerMemos.Delete(0);
|
|
end;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.InitMatrix;
|
|
var
|
|
ColL, RowL: Integer;
|
|
begin
|
|
ClearMatrix;
|
|
|
|
RowL := FRowLevels;
|
|
FNoRows := FRowLevels = 0;
|
|
if FNoRows then
|
|
RowL := 1;
|
|
ColL := FColumnLevels;
|
|
FNoColumns := FColumnLevels = 0;
|
|
if FNoColumns then
|
|
ColL := 1;
|
|
|
|
FRows := TfrxCrossRows.Create;
|
|
FRows.FIndexesCount := RowL;
|
|
FRows.FSortOrder := FRowSort;
|
|
FRows.FCellLevels := FCellLevels;
|
|
|
|
FColumns := TfrxCrossColumns.Create;
|
|
FColumns.FIndexesCount := ColL;
|
|
FColumns.FSortOrder := FColumnSort;
|
|
|
|
FCorner := TfrxCrossCorner.Create(1);
|
|
FCorner.FMemo := CornerMemos[0];
|
|
FCorner.Value := CornerMemos[0].Text;
|
|
FCorner.FLevelsCount := 1;
|
|
|
|
FRowHeader := TfrxCrossRowHeader.Create(FCellLevels);
|
|
FRowHeader.FMemos := FRowMemos;
|
|
FRowHeader.FTotalMemos := FRowTotalMemos;
|
|
FRowHeader.FLevelsCount := RowL;
|
|
FRowHeader.HasCellHeaders := (FCellLevels > 1) and not FPlainCells;
|
|
FRowHeader.FCorner := FCorner;
|
|
FRowHeader.FNoLevels := FNoRows;
|
|
|
|
FColumnHeader := TfrxCrossColumnHeader.Create(FCellLevels);
|
|
FColumnHeader.FMemos := FColumnMemos;
|
|
FColumnHeader.FTotalMemos := FColumnTotalMemos;
|
|
FColumnHeader.FMemo := CornerMemos[1];
|
|
FColumnHeader.Value := CornerMemos[1].Text;
|
|
FColumnHeader.FLevelsCount := ColL;
|
|
FColumnHeader.HasCellHeaders := (FCellLevels > 1) and FPlainCells;
|
|
FColumnHeader.FCorner := FCorner;
|
|
FColumnHeader.FNoLevels := FNoColumns;
|
|
end;
|
|
|
|
function TfrxCustomCrossView.GetNestedObjects: TList;
|
|
var
|
|
i: Integer;
|
|
NestedObjects: TList;
|
|
|
|
procedure DoNested(Memo: TfrxCustomMemoView);
|
|
var
|
|
i: Integer;
|
|
c: TfrxComponent;
|
|
begin
|
|
for i := 0 to Memo.Objects.Count - 1 do
|
|
begin
|
|
c := Memo.Objects[i];
|
|
NestedObjects.Add(c);
|
|
end;
|
|
end;
|
|
|
|
begin
|
|
NestedObjects := TList.Create;
|
|
|
|
for i := 0 to FCellHeaderMemos.Count - 1 do
|
|
DoNested(CellHeaderMemos[i]);
|
|
|
|
for i := 0 to FCellMemos.Count - 1 do
|
|
DoNested(CellMemos[i]);
|
|
|
|
for i := 0 to FColumnMemos.Count - 1 do
|
|
begin
|
|
DoNested(ColumnMemos[i]);
|
|
DoNested(ColumnTotalMemos[i]);
|
|
end;
|
|
|
|
for i := 0 to FRowMemos.Count - 1 do
|
|
begin
|
|
DoNested(RowMemos[i]);
|
|
DoNested(RowTotalMemos[i]);
|
|
end;
|
|
|
|
for i := 0 to FCornerMemos.Count - 1 do
|
|
DoNested(CornerMemos[i]);
|
|
|
|
Result := NestedObjects;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.InitMemos(AddToScript: Boolean);
|
|
var
|
|
i: Integer;
|
|
m: TfrxCustomMemoView;
|
|
NestedObjects: TList;
|
|
begin
|
|
for i := 0 to FCellHeaderMemos.Count - 1 do
|
|
begin
|
|
m := CellHeaderMemos[i];
|
|
m.GapX := FGapX;
|
|
m.GapY := FGapY;
|
|
m.Visible := True;
|
|
m.Name := Name + 'CellHeader' + IntToStr(i);
|
|
if AddToScript then
|
|
Report.Script.AddObject(m.Name, m);
|
|
end;
|
|
|
|
for i := 0 to FCellMemos.Count - 1 do
|
|
begin
|
|
m := CellMemos[i];
|
|
m.GapX := FGapX;
|
|
m.GapY := FGapY;
|
|
m.Name := Name + 'Cell' + IntToStr(i);
|
|
if AddToScript then
|
|
Report.Script.AddObject(m.Name, m);
|
|
end;
|
|
|
|
for i := 0 to FColumnMemos.Count - 1 do
|
|
begin
|
|
m := ColumnMemos[i];
|
|
m.GapX := FGapX;
|
|
m.GapY := FGapY;
|
|
m.Visible := True;
|
|
m.Name := Name + 'Column' + IntToStr(i);
|
|
if AddToScript then
|
|
Report.Script.AddObject(m.Name, m);
|
|
|
|
m := ColumnTotalMemos[i];
|
|
m.GapX := FGapX;
|
|
m.GapY := FGapY;
|
|
m.AllowExpressions := False;
|
|
m.Name := Name + 'ColumnTotal' + IntToStr(i);
|
|
if AddToScript then
|
|
Report.Script.AddObject(m.Name, m);
|
|
end;
|
|
|
|
for i := 0 to FRowMemos.Count - 1 do
|
|
begin
|
|
m := RowMemos[i];
|
|
m.GapX := FGapX;
|
|
m.GapY := FGapY;
|
|
m.Visible := true;
|
|
m.Name := Name + 'Row' + IntToStr(i);
|
|
if AddToScript then
|
|
Report.Script.AddObject(m.Name, m);
|
|
|
|
m := RowTotalMemos[i];
|
|
m.GapX := FGapX;
|
|
m.GapY := FGapY;
|
|
m.AllowExpressions := False;
|
|
m.Name := Name + 'RowTotal' + IntToStr(i);
|
|
if AddToScript then
|
|
Report.Script.AddObject(m.Name, m);
|
|
end;
|
|
|
|
for i := 0 to FCornerMemos.Count - 1 do
|
|
begin
|
|
m := CornerMemos[i];
|
|
m.GapX := FGapX;
|
|
m.GapY := FGapY;
|
|
if i > 2 then
|
|
m.Visible := True;
|
|
m.Name := Name + 'Corner' + IntToStr(i);
|
|
if AddToScript then
|
|
Report.Script.AddObject(m.Name, m);
|
|
end;
|
|
|
|
NestedObjects := GetNestedObjects;
|
|
|
|
for i := 0 to NestedObjects.Count - 1 do
|
|
begin
|
|
m := NestedObjects[i];
|
|
m.Name := Name + 'Object' + IntToStr(m.Tag);
|
|
if AddToScript then
|
|
Report.Script.AddObject(m.Name, m);
|
|
end;
|
|
|
|
NestedObjects.Free;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.ClearMatrix;
|
|
begin
|
|
FRows.Free;
|
|
FRows := nil;
|
|
FColumns.Free;
|
|
FColumns := nil;
|
|
FCorner.Free;
|
|
FCorner := nil;
|
|
FRowHeader.Free;
|
|
FRowHeader := nil;
|
|
FColumnHeader.Free;
|
|
FColumnHeader := nil;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.AddValue(const Rows, Columns, Cells: array of Variant);
|
|
var
|
|
i: Integer;
|
|
Row: TfrxCrossRow;
|
|
Column: TfrxCrossColumn;
|
|
Cell: PfrCrossCell;
|
|
Value, v: Variant;
|
|
isNull: Boolean;
|
|
begin
|
|
if not IsCrossValid then
|
|
raise Exception.Create('Cross-tab is not valid');
|
|
if FRows = nil then Exit;
|
|
|
|
{ check for all nulls }
|
|
isNull := True;
|
|
for i := Low(Rows) to High(Rows) do
|
|
if not VarIsNull(Rows[i]) then
|
|
isNull := False;
|
|
if isNull then
|
|
begin
|
|
for i := Low(Columns) to High(Columns) do
|
|
if not VarIsNull(Columns[i]) then
|
|
isNull := False;
|
|
if isNull then
|
|
begin
|
|
for i := Low(Cells) to High(Cells) do
|
|
if not VarIsNull(Cells[i]) then
|
|
isNull := False;
|
|
end;
|
|
end;
|
|
|
|
if isNull and FSuppressNullRecords then Exit;
|
|
|
|
if FNoColumns then
|
|
Column := FColumns.Column([Null]) else
|
|
Column := FColumns.Column(Columns);
|
|
if FNoRows then
|
|
Row := FRows.Row([Null]) else
|
|
Row := FRows.Row(Rows);
|
|
|
|
Cell := Row.GetCell(Column.CellIndex);
|
|
|
|
for i := 0 to FCellLevels - 1 do
|
|
begin
|
|
Value := Cell.Value;
|
|
v := Cells[i];
|
|
|
|
if FCellFunctions[i] = cfCount then
|
|
begin
|
|
if v = Null then
|
|
v := 0
|
|
else
|
|
v := 1;
|
|
end;
|
|
|
|
if Value = Null then
|
|
Cell.Value := v
|
|
else if (TVarData(Value).VType = varString) or (TVarData(Value).VType = varOleStr) or (TVarData(Value).VType = varUString) then
|
|
begin
|
|
if FAllowDuplicates or
|
|
(Pos(#13#10 + v + #13#10, #13#10 + Cell.Value + #13#10) = 0) then
|
|
Cell.Value := Value + #13#10 + v
|
|
end
|
|
else
|
|
Cell.Value := Value + v;
|
|
|
|
Cell := Cell.Next;
|
|
end;
|
|
end;
|
|
|
|
function TfrxCustomCrossView.GetValue(ARow, AColumn, ACell: Integer): Variant;
|
|
var
|
|
Row: TfrxCrossRow;
|
|
Column: TfrxCrossColumn;
|
|
Cell: PfrCrossCell;
|
|
begin
|
|
Result := Null;
|
|
Column := FColumns[AColumn];
|
|
Row := FRows[ARow];
|
|
Cell := Row.GetCell(Column.CellIndex);
|
|
|
|
while (Cell <> nil) and (ACell > 0) do
|
|
begin
|
|
Cell := Cell.Next;
|
|
Dec(ACell);
|
|
end;
|
|
|
|
if Cell <> nil then
|
|
Result := Cell.Value;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.CreateHeader(Header: TfrxCrossHeader;
|
|
Source: TfrxIndexCollection; Totals: TList; TotalVisible: Boolean);
|
|
var
|
|
i, j, IndexesCount: Integer;
|
|
LastValues, CurValues: TfrxVariantArray;
|
|
Unsorted: Boolean;
|
|
|
|
function ExpandVariable(s: String; const Value: Variant): String;
|
|
var
|
|
i: Integer;
|
|
begin
|
|
{ expand the [Value] macro if any (eg. if total memo contains
|
|
the text: 'Total of [Value]' }
|
|
i := Pos('[VALUE]', AnsiUppercase(s));
|
|
if i <> 0 then
|
|
begin
|
|
Delete(s, i, 7);
|
|
Insert(VarToStr(Value), s, i);
|
|
end;
|
|
Result := s;
|
|
end;
|
|
|
|
procedure AddTotals;
|
|
var
|
|
j, k: Integer;
|
|
begin
|
|
for j := 0 to IndexesCount - 1 do
|
|
{ if value changed... }
|
|
if LastValues[j] <> CurValues[j] then
|
|
begin
|
|
{ ...create subtotals for all down-level values }
|
|
for k := IndexesCount - 1 downto j + 1 do
|
|
if TfrxCustomMemoView(Totals[k]).Visible then
|
|
begin
|
|
{ '@@@' means that this is subtotal cell }
|
|
LastValues[k] := '@@@' +
|
|
ExpandVariable(TfrxCustomMemoView(Totals[k]).Text, LastValues[k - 1]);
|
|
{ create header cells... }
|
|
Header.AddValues(LastValues, Unsorted);
|
|
LastValues[k] := '@@@';
|
|
{ ...and row/column item }
|
|
Source.InsertItem(i, LastValues);
|
|
Inc(i);
|
|
end;
|
|
break;
|
|
end;
|
|
end;
|
|
|
|
begin
|
|
if Source.Count = 0 then Exit;
|
|
Unsorted := (Source.FSortOrder[0] = soNone);
|
|
IndexesCount := Source.FIndexesCount;
|
|
{ copy first indexes to lastvalues }
|
|
LastValues := Copy(Source.Items[0].Indexes, 0, IndexesCount);
|
|
i := 0;
|
|
|
|
while i < Source.Count do
|
|
begin
|
|
{ copy current indexes to curvalues }
|
|
CurValues := Copy(Source.Items[i].Indexes, 0, IndexesCount);
|
|
{ if lastvalues <> curvalues, make a subtotal item }
|
|
AddTotals;
|
|
{ add header cells }
|
|
Header.AddValues(CurValues, Unsorted);
|
|
|
|
LastValues := CurValues;
|
|
Inc(i);
|
|
end;
|
|
|
|
{ create last subtotal item }
|
|
CurValues := Copy(Source.Items[0].Indexes, 0, IndexesCount);
|
|
for j := 0 to IndexesCount - 1 do
|
|
CurValues[j] := Null;
|
|
AddTotals;
|
|
|
|
{ create grand total }
|
|
if TotalVisible and TfrxCustomMemoView(Totals[0]).Visible then
|
|
begin
|
|
LastValues[0] := '@@@' + TfrxCustomMemoView(Totals[0]).Text;
|
|
Header.AddValues(LastValues, Unsorted);
|
|
LastValues[0] := '@@@';
|
|
Source.InsertItem(i, LastValues);
|
|
end;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.CreateHeaders;
|
|
var
|
|
i: Integer;
|
|
begin
|
|
CreateHeader(FColumnHeader, FColumns, FColumnTotalMemos, not FNoColumns);
|
|
CreateHeader(FRowHeader, FRows, FRowTotalMemos, not FNoRows);
|
|
|
|
{ add corner elements }
|
|
for i := 0 to FRowLevels - 1 do
|
|
FCorner.AddChild(FCornerMemos[3 + i]);
|
|
if FRowHeader.HasCellHeaders then
|
|
FCorner.AddChild(FCornerMemos[2]);
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.CalcTotal(Header: TfrxCrossHeader;
|
|
Source: TfrxIndexCollection);
|
|
var
|
|
i, j: Integer;
|
|
Items: TList;
|
|
Values, Counts: TfrxVariantArray;
|
|
Item: TfrxCrossHeader;
|
|
p: PfrCrossCell;
|
|
FinalPass: Boolean;
|
|
|
|
procedure CellToArrays(p: PfrCrossCell);
|
|
var
|
|
i: Integer;
|
|
begin
|
|
for i := 0 to FCellLevels - 1 do
|
|
begin
|
|
Values[i] := p.Value;
|
|
Counts[i] := p.Count;
|
|
|
|
if (FCellFunctions[i] = cfAvg) and FinalPass and (p.Count <> 0) then
|
|
p.Value := p.Value / p.Count;
|
|
|
|
p := p.Next;
|
|
end;
|
|
end;
|
|
|
|
procedure ArraysToCell(p: PfrCrossCell);
|
|
var
|
|
i: Integer;
|
|
begin
|
|
for i := 0 to FCellLevels - 1 do
|
|
begin
|
|
p.Value := Item.FFuncValues[i];
|
|
p.Count := Item.FCounts[i];
|
|
|
|
if (FCellFunctions[i] = cfAvg) and FinalPass then
|
|
if p.Count <> 0 then
|
|
p.Value := p.Value / p.Count else
|
|
p.Value := 0;
|
|
|
|
if (FCellFunctions[i] = cfCount) and not FinalPass then
|
|
p.Count := p.Value;
|
|
|
|
p := p.Next;
|
|
end;
|
|
end;
|
|
|
|
begin
|
|
Items := Header.TerminalItems;
|
|
SetLength(Values, FCellLevels);
|
|
SetLength(Counts, FCellLevels);
|
|
FinalPass := Source = FColumns;
|
|
|
|
{ scan the matrix }
|
|
for i := 0 to Source.Count - 1 do
|
|
begin
|
|
for j := 0 to Items.Count - 1 do
|
|
TfrxCrossHeader(Items[j]).Reset(FCellFunctions);
|
|
|
|
for j := 0 to Items.Count - 1 do
|
|
begin
|
|
Item := Items[j];
|
|
if Source = FRows then
|
|
p := FRows[i].GetCell(FColumns[j].CellIndex) else
|
|
p := FRows[j].GetCell(FColumns[i].CellIndex);
|
|
|
|
if not Item.IsTotal then
|
|
begin
|
|
{ convert cell values to Values and Counts arrays }
|
|
CellToArrays(p);
|
|
{ accumulate values in the header items }
|
|
Item.AddFuncValues(Values, Counts, FCellFunctions);
|
|
end
|
|
else
|
|
begin
|
|
{ get the accumulated values from the item's parent }
|
|
Item := Item.Parent;
|
|
{ and convert it to the cell }
|
|
ArraysToCell(p);
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
Items.Free;
|
|
Values := nil;
|
|
Counts := nil;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.CalcTotals;
|
|
begin
|
|
{ scan the matrix from left to right, then from top to bottom }
|
|
CalcTotal(FColumnHeader, FRows);
|
|
{ final pass, scan the matrix from top to bottom, then from left to right }
|
|
CalcTotal(FRowHeader, FColumns);
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.CalcBounds;
|
|
var
|
|
i, j, k: Integer;
|
|
ColumnItems, RowItems: TList;
|
|
ColumnItem, RowItem: TfrxCrossHeader;
|
|
Cell: PfrCrossCell;
|
|
m: TfrxCustomMemoView;
|
|
NewHeight: Extended;
|
|
Size: TfrxPoint;
|
|
|
|
procedure DoCalc(const Value: Variant);
|
|
var
|
|
i, r: Integer;
|
|
s: WideString;
|
|
Width, NewWidth: Extended;
|
|
WidthChanged: Boolean;
|
|
begin
|
|
s := m.Text;
|
|
m.Text := m.FormatData(Value, CellMemos[k].DisplayFormat);
|
|
r := m.Rotation;
|
|
m.Rotation := 0;
|
|
|
|
Width := FMaxWidth;
|
|
NewWidth := Width;
|
|
DoCalcWidth(j, NewWidth);
|
|
m.Width := NewWidth;
|
|
WidthChanged := NewWidth <> Width;
|
|
|
|
Size := CalcSize(m);
|
|
Size.X := Size.X + FAddWidth;
|
|
Size.Y := Size.Y + FAddHeight;
|
|
if Size.X > FMaxWidth then
|
|
Size.X := FMaxWidth;
|
|
if Size.X < FMinWidth then
|
|
Size.X := FMinWidth;
|
|
if WidthChanged then
|
|
begin
|
|
Size.X := NewWidth;
|
|
ColumnItem.FSize.X := Size.X;
|
|
for i := 0 to ColumnItem.Count - 1 do
|
|
ColumnItem[i].FSize.X := NewWidth;
|
|
end;
|
|
if FDefHeight <> 0 then
|
|
Size.Y := FDefHeight;
|
|
if NewWidth = 0 then
|
|
Size.Y := 0;
|
|
|
|
m.Rotation := r;
|
|
m.Text := s;
|
|
end;
|
|
|
|
begin
|
|
ColumnItems := FColumnHeader.TerminalItems;
|
|
RowItems := FRowHeader.TerminalItems;
|
|
|
|
{ create cell headers }
|
|
if FCellLevels > 1 then
|
|
if FPlainCells then
|
|
begin
|
|
for i := 0 to ColumnItems.Count - 1 do
|
|
begin
|
|
ColumnItem := ColumnItems[i];
|
|
for j := 0 to FCellLevels - 1 do
|
|
ColumnItem.AddCellHeader(FCellHeaderMemos, i, j);
|
|
end;
|
|
end
|
|
else
|
|
begin
|
|
for i := 0 to RowItems.Count - 1 do
|
|
begin
|
|
RowItem := RowItems[i];
|
|
for j := 0 to FCellLevels - 1 do
|
|
RowItem.AddCellHeader(FCellHeaderMemos, i, j);
|
|
end;
|
|
end;
|
|
|
|
{ calculate the widths of columns and the heights of rows }
|
|
FColumnHeader.CalcSizes(FMaxWidth, FMinWidth, FAutoSize);
|
|
FRowHeader.CalcSizes(FMaxWidth, FMinWidth, FAutoSize);
|
|
FCorner.CalcSizes(FMaxWidth, FMinWidth, FAutoSize);
|
|
|
|
{ scanning the matrix cells and update calculated widths and heights }
|
|
for i := 0 to RowItems.Count - 1 do
|
|
begin
|
|
RowItem := RowItems[i];
|
|
RowItem.FIsIndex := True;
|
|
RowItem.FIndex := i;
|
|
|
|
for j := 0 to ColumnItems.Count - 1 do
|
|
begin
|
|
ColumnItem := ColumnItems[j];
|
|
ColumnItem.FIsIndex := True;
|
|
ColumnItem.FIndex := j;
|
|
if not FAutoSize then continue;
|
|
|
|
Cell := FRows[i].GetCell(FColumns[j].CellIndex);
|
|
|
|
for k := 0 to FCellLevels - 1 do
|
|
begin
|
|
m := CellMemos[ColumnItem.FTotalIndex * ((FRowLevels + 1) * FCellLevels) +
|
|
RowItem.FTotalIndex * FCellLevels + k];
|
|
|
|
DoCalc(Cell.Value);
|
|
|
|
if FCellLevels > 1 then
|
|
if FPlainCells then
|
|
begin
|
|
if ColumnItem[k].FSize.X < Size.X then
|
|
ColumnItem[k].FSize.X := Size.X;
|
|
if RowItem.FSize.Y < Size.Y then
|
|
RowItem.FSize.Y := Size.Y;
|
|
end
|
|
else
|
|
begin
|
|
if RowItem[k].FSize.Y < Size.Y then
|
|
RowItem[k].FSize.Y := Size.Y;
|
|
if ColumnItem.FSize.X < Size.X then
|
|
ColumnItem.FSize.X := Size.X;
|
|
end
|
|
else
|
|
begin
|
|
if RowItem.FSize.Y < Size.Y then
|
|
RowItem.FSize.Y := Size.Y;
|
|
if ColumnItem.FSize.X < Size.X then
|
|
ColumnItem.FSize.X := Size.X;
|
|
end;
|
|
|
|
Cell := Cell.Next;
|
|
end;
|
|
end;
|
|
|
|
NewHeight := RowItem.FSize.Y;
|
|
DoCalcHeight(i, NewHeight);
|
|
RowItem.FSize.Y := NewHeight;
|
|
end;
|
|
|
|
{ calculate the positions and sizes of the header cells }
|
|
FCorner.CalcBounds;
|
|
FColumnHeader.CalcBounds;
|
|
FRowHeader.CalcBounds;
|
|
{ recalc corner again - it may be adjusted in rowheader }
|
|
FCorner.CalcBounds;
|
|
|
|
ColumnItems.Free;
|
|
RowItems.Free;
|
|
end;
|
|
|
|
function TfrxCustomCrossView.CreateMemo(Parent: TfrxComponent): TfrxCustomMemoView;
|
|
begin
|
|
if FDotMatrix then
|
|
Result := TfrxDMPMemoView.Create(Parent)
|
|
else
|
|
Result := TfrxMemoView.Create(Parent);
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.CorrectDMPBounds(Memo: TfrxCustomMemoView);
|
|
begin
|
|
if Memo is TfrxDMPMemoView then
|
|
begin
|
|
Memo.Left := Memo.Left + fr1CharX;
|
|
Memo.Top := Memo.Top + fr1CharY;
|
|
Memo.Width := Memo.Width - fr1CharX;
|
|
Memo.Height := Memo.Height - fr1CharY;
|
|
end;
|
|
end;
|
|
|
|
function TfrxCustomCrossView.GetContainerObjects: TList;
|
|
begin
|
|
Result := FAllMemos;
|
|
end;
|
|
|
|
function TfrxCustomCrossView.ContainerAdd(Obj: TfrxComponent): Boolean;
|
|
var
|
|
i, j, n: Integer;
|
|
c: TfrxComponent;
|
|
Offset: TfrxPoint;
|
|
NestedObjects: TList;
|
|
Found: Boolean;
|
|
begin
|
|
Result := False;
|
|
if (Obj is TfrxCustomCrossView) or (Obj is TfrxSubreport) then Exit;
|
|
|
|
Offset := frxPoint(20, 20);
|
|
if FDotMatrix then
|
|
Offset := frxPoint(fr1CharX * 2, fr1CharY);
|
|
{ call DrawCross to calc visible memos and their bounds }
|
|
DrawCross(nil, FScaleX, FScaleY, AbsLeft + Offset.X, AbsTop + Offset.Y);
|
|
|
|
{ find parent memo for added object }
|
|
for i := 0 to FAllMemos.Count - 1 do
|
|
begin
|
|
c := FAllMemos[i];
|
|
if (Obj.Left >= c.Left) and (Obj.Top >= c.Top) and
|
|
(Obj.Left <= c.Left + c.Width) and
|
|
(Obj.Top <= c.Top + c.Height) then
|
|
begin
|
|
Obj.Left := Obj.Left - c.Left;
|
|
Obj.Top := Obj.Top - c.Top;
|
|
Obj.Owner.RemoveComponent(Obj);
|
|
Obj.Parent := c;
|
|
|
|
{ create unique tag for it - it will be used for name creation }
|
|
NestedObjects := GetNestedObjects;
|
|
n := 0;
|
|
while True do
|
|
begin
|
|
Inc(n);
|
|
Found := False;
|
|
for j := 0 to NestedObjects.Count - 1 do
|
|
if TfrxComponent(NestedObjects[j]).Tag = n then
|
|
begin
|
|
Found := True;
|
|
break;
|
|
end;
|
|
if not Found then
|
|
begin
|
|
Obj.Tag := n;
|
|
Obj.Name := Name + 'Object' + IntToStr(n);
|
|
break;
|
|
end;
|
|
end;
|
|
|
|
NestedObjects.Free;
|
|
Result := True;
|
|
break;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
function TfrxCustomCrossView.ContainerMouseDown(Sender: TObject; X, Y: Integer): Boolean;
|
|
var
|
|
i, j: Integer;
|
|
c: TfrxComponent;
|
|
Offset: TfrxPoint;
|
|
begin
|
|
Offset := frxPoint(20, 20);
|
|
if FDotMatrix then
|
|
Offset := frxPoint(fr1CharX * 2, fr1CharY);
|
|
DrawCross(nil, FScaleX, FScaleY, AbsLeft + Offset.X, AbsTop + Offset.Y);
|
|
FGridUsed := nil;
|
|
FFirstMousePos := Point(X, Y);
|
|
FLastMousePos := Point(X, Y);
|
|
Result := False;
|
|
|
|
for i := 0 to FGridX.Count - 1 do
|
|
for j := 0 to FGridX[i].Objects.Count - 1 do
|
|
begin
|
|
c := FGridX[i].Objects[j];
|
|
if (Abs(c.AbsLeft + c.Width - X / FScaleX) < 2) and
|
|
(Y / FScaleY >= c.AbsTop) and (Y / FScaleY <= c.AbsTop + c.Height) then
|
|
begin
|
|
FGridUsed := FGridX;
|
|
FMovingObjects := i;
|
|
Result := True;
|
|
break;
|
|
end;
|
|
end;
|
|
|
|
for i := 0 to FGridY.Count - 1 do
|
|
for j := 0 to FGridY[i].Objects.Count - 1 do
|
|
begin
|
|
c := FGridY[i].Objects[j];
|
|
if (Abs(c.AbsTop + c.Height - Y / FScaleY) < 2) and
|
|
(X / FScaleX >= c.AbsLeft) and (X / FScaleX <= c.AbsLeft + c.Width) then
|
|
begin
|
|
FGridUsed := FGridY;
|
|
FMovingObjects := i;
|
|
Result := True;
|
|
break;
|
|
end;
|
|
end;
|
|
|
|
FMouseDown := Result;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.ContainerMouseMove(Sender: TObject; X, Y: Integer);
|
|
var
|
|
i, j: Integer;
|
|
c: TfrxComponent;
|
|
Offset: TfrxPoint;
|
|
begin
|
|
//todo designer
|
|
if (FScaleX = 0) or (FScaleY = 0) then Exit;
|
|
|
|
if not FMouseDown then
|
|
begin
|
|
Offset := frxPoint(20, 20);
|
|
if FDotMatrix then
|
|
Offset := frxPoint(fr1CharX * 2, fr1CharY);
|
|
DrawCross(nil, FScaleX, FScaleY, AbsLeft + Offset.X, AbsTop + Offset.Y);
|
|
|
|
for i := 0 to FGridX.Count - 1 do
|
|
for j := 0 to FGridX[i].Objects.Count - 1 do
|
|
begin
|
|
c := FGridX[i].Objects[j];
|
|
if (Abs(c.AbsLeft + c.Width - X / FScaleX) < 2) and
|
|
(Y / FScaleY >= c.AbsTop) and (Y / FScaleY <= c.AbsTop + c.Height) then
|
|
begin
|
|
TControl(Sender).Cursor := crHSplit;
|
|
break;
|
|
end;
|
|
end;
|
|
|
|
for i := 0 to FGridY.Count - 1 do
|
|
for j := 0 to FGridY[i].Objects.Count - 1 do
|
|
begin
|
|
c := FGridY[i].Objects[j];
|
|
if (Abs(c.AbsTop + c.Height - Y / FScaleY) < 2) and
|
|
(X / FScaleX >= c.AbsLeft) and (X / FScaleX <= c.AbsLeft + c.Width) then
|
|
begin
|
|
TControl(Sender).Cursor := crVSplit;
|
|
break;
|
|
end;
|
|
end;
|
|
end
|
|
else
|
|
begin
|
|
if FGridUsed = FGridX then
|
|
begin
|
|
for i := 0 to FGridX[FMovingObjects].Objects.Count - 1 do
|
|
begin
|
|
c := FGridX[FMovingObjects].Objects[i];
|
|
c.Width := c.Width + (X - FLastMousePos.X);
|
|
end;
|
|
end
|
|
else if FGridUsed = FGridY then
|
|
begin
|
|
for i := 0 to FGridY[FMovingObjects].Objects.Count - 1 do
|
|
begin
|
|
c := FGridY[FMovingObjects].Objects[i];
|
|
c.Height := c.Height + (Y - FLastMousePos.Y);
|
|
end;
|
|
end;
|
|
FLastMousePos := Point(X, Y);
|
|
end;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.ContainerMouseUp(Sender: TObject; X, Y: Integer);
|
|
begin
|
|
FMouseDown := False;
|
|
if FAutoSize and ((Abs(X - FFirstMousePos.X) > 5) or (Abs(Y - FFirstMousePos.Y) > 5)) then
|
|
frxInfoMsg(frxResources.Get('crResize'));
|
|
end;
|
|
|
|
function TfrxCustomCrossView.DrawCross(Canvas: TCanvas; ScaleX, ScaleY,
|
|
OffsetX, OffsetY: Extended): TfrxPoint;
|
|
|
|
procedure FillMatrix;
|
|
var
|
|
i: Integer;
|
|
RowValues, ColumnValues, CellValues: array of Variant;
|
|
begin
|
|
BeginMatrix;
|
|
InitMemos(False);
|
|
SetLength(RowValues, RowLevels);
|
|
SetLength(ColumnValues, ColumnLevels);
|
|
SetLength(CellValues, CellLevels);
|
|
|
|
for i := 0 to RowLevels - 1 do
|
|
RowValues[i] := '[' + RowFields[i] + ']';
|
|
for i := 0 to ColumnLevels - 1 do
|
|
ColumnValues[i] := '[' + ColumnFields[i] + ']';
|
|
for i := 0 to CellLevels - 1 do
|
|
CellValues[i] := 0;
|
|
AddValue(RowValues, ColumnValues, CellValues);
|
|
|
|
RowValues := nil;
|
|
ColumnValues := nil;
|
|
CellValues := nil;
|
|
EndMatrix;
|
|
end;
|
|
|
|
procedure DrawLine2(x, y, dx, dy: Extended);
|
|
begin
|
|
Canvas.DrawLine(PointF(Round(x * ScaleX), Round(y * ScaleY)), PointF(Round((x + dx) * ScaleX), Round((y + dy) * ScaleY)), 1);
|
|
end;
|
|
|
|
procedure DrawScriptSign(c: TfrxReportComponent);
|
|
begin
|
|
if (Canvas <> nil) and (c.OnBeforePrint <> '') then
|
|
with c, Canvas do
|
|
begin
|
|
Stroke.Kind := TBrushKind.bkSolid;
|
|
Stroke.Color := claRed;
|
|
{$IFDEF Delphi25}
|
|
Stroke.Thickness := 1;
|
|
{$ELSE}
|
|
StrokeThickness := 1;
|
|
{$ENDIF}
|
|
|
|
DrawLine2(AbsLeft + 2, AbsTop + 1, 0, 7);
|
|
DrawLine2(AbsLeft + 3, AbsTop + 2, 0, 5);
|
|
DrawLine2(AbsLeft + 4, AbsTop + 3, 0, 3);
|
|
DrawLine2(AbsLeft + 5, AbsTop + 4, 0, 1);
|
|
end;
|
|
end;
|
|
|
|
procedure DrawObj(Obj: TfrxReportComponent; Child: Boolean = False);
|
|
var
|
|
i: Integer;
|
|
begin
|
|
{ don't let a child move outside parent }
|
|
if Child then
|
|
begin
|
|
if Obj.Left < 0 then
|
|
Obj.Left := 0;
|
|
if Obj.Left + Obj.Width > Obj.Parent.Width then
|
|
Obj.Left := Obj.Parent.Width - Obj.Width;
|
|
if Obj.Top < 0 then
|
|
Obj.Top := 0;
|
|
if Obj.Top + Obj.Height > Obj.Parent.Height then
|
|
Obj.Top := Obj.Parent.Height - Obj.Height;
|
|
end;
|
|
|
|
if Canvas <> nil then
|
|
Obj.Draw(Canvas, ScaleX, ScaleY, 0, 0);
|
|
DrawScriptSign(Obj);
|
|
if not Child then
|
|
begin
|
|
FGridX.Add(Obj, Obj.AbsLeft + Obj.Width);
|
|
FGridY.Add(Obj, Obj.AbsTop + Obj.Height);
|
|
end;
|
|
FAllMemos.Add(Obj);
|
|
for i := 0 to Obj.Objects.Count - 1 do
|
|
DrawObj(Obj.Objects[i], True);
|
|
end;
|
|
|
|
procedure DrawHeader(Header: TfrxCrossHeader; p: TfrxPoint);
|
|
var
|
|
i: Integer;
|
|
Items: TList;
|
|
Item: TfrxCrossHeader;
|
|
r: TfrxRect;
|
|
m: TfrxCustomMemoView;
|
|
SaveWidth, SaveHeight: Extended; // for dot-matrix
|
|
s: WideString;
|
|
begin
|
|
Items := Header.AllItems;
|
|
|
|
for i := 0 to Items.Count - 1 do
|
|
begin
|
|
Item := Items[i];
|
|
m := Item.Memo;
|
|
r := Item.Bounds;
|
|
|
|
s := m.Text;
|
|
m.Text := VarToWideStr(Item.Value);
|
|
m.SetBounds(r.Left + p.X, r.Top + p.Y, r.Right, r.Bottom);
|
|
SaveWidth := m.Width;
|
|
SaveHeight := m.Height;
|
|
CorrectDMPBounds(m);
|
|
if m.Left + m.Width > Result.X then
|
|
Result.X := m.Left + m.Width;
|
|
if m.Top + m.Height > Result.Y then
|
|
Result.Y := m.Top + m.Height;
|
|
|
|
if m.Visible then
|
|
DrawObj(m);
|
|
|
|
m.Text := s;
|
|
if m is TfrxDMPMemoView then
|
|
TfrxDMPMemoView(m).SetBoundsDirect(m.Left - fr1CharX / 2,
|
|
m.Top - fr1CharY / 2, SaveWidth, SaveHeight);
|
|
end;
|
|
|
|
Items.Free;
|
|
end;
|
|
|
|
procedure DrawCell(p: TfrxPoint);
|
|
var
|
|
i, j, CellIndex: Integer;
|
|
Cell: Variant;
|
|
ColumnItems, RowItems: TList;
|
|
ColumnItem, RowItem: TfrxCrossHeader;
|
|
m: TfrxCustomMemoView;
|
|
SaveWidth, SaveHeight: Extended; // for dot-matrix
|
|
begin
|
|
ColumnItems := ColumnHeader.TerminalItems;
|
|
RowItems := RowHeader.TerminalItems;
|
|
|
|
for i := 0 to RowItems.Count - 1 do
|
|
begin
|
|
RowItem := RowItems[i];
|
|
for j := 0 to ColumnItems.Count - 1 do
|
|
begin
|
|
ColumnItem := ColumnItems[j];
|
|
|
|
if FCellLevels > 1 then
|
|
if FPlainCells then
|
|
begin
|
|
CellIndex := ColumnItem.FCellIndex;
|
|
Cell := GetValue(i, ColumnItem.FIndex, CellIndex);
|
|
end
|
|
else
|
|
begin
|
|
CellIndex := RowItem.FCellIndex;
|
|
Cell := GetValue(RowItem.FIndex, j, CellIndex);
|
|
end
|
|
else
|
|
begin
|
|
CellIndex := 0;
|
|
Cell := GetValue(i, j, 0);
|
|
end;
|
|
|
|
m := CellMemos[ColumnItem.FTotalIndex * ((FRowLevels + 1) * FCellLevels) +
|
|
RowItem.FTotalIndex * FCellLevels + CellIndex];
|
|
m.Visible := True;
|
|
m.Restrictions := [rfDontDelete, rfDontEdit];
|
|
m.Text := m.FormatData(Cell, CellMemos[CellIndex].DisplayFormat);
|
|
m.SetBounds(ColumnItem.Bounds.Left, RowItem.Bounds.Top,
|
|
ColumnItem.Bounds.Right, RowItem.Bounds.Bottom);
|
|
m.Left := m.Left + p.X;
|
|
m.Top := m.Top + p.Y;
|
|
SaveWidth := m.Width;
|
|
SaveHeight := m.Height;
|
|
CorrectDMPBounds(m);
|
|
if m.Left + m.Width > Result.X then
|
|
Result.X := m.Left + m.Width;
|
|
if m.Top + m.Height > Result.Y then
|
|
Result.Y := m.Top + m.Height;
|
|
|
|
DrawObj(m);
|
|
if m is TfrxDMPMemoView then
|
|
TfrxDMPMemoView(m).SetBoundsDirect(m.Left - fr1CharX / 2,
|
|
m.Top - fr1CharY / 2, SaveWidth, SaveHeight);
|
|
end;
|
|
end;
|
|
|
|
ColumnItems.Free;
|
|
RowItems.Free;
|
|
end;
|
|
|
|
begin
|
|
Result := frxPoint(0, 0);
|
|
FGridX.Clear;
|
|
FGridY.Clear;
|
|
FAllMemos.Clear;
|
|
|
|
if IsCrossValid then
|
|
begin
|
|
FillMatrix;
|
|
if Corner.Visible then
|
|
DrawHeader(Corner, frxPoint(OffsetX, OffsetY));
|
|
if ColumnHeader.Visible then
|
|
DrawHeader(ColumnHeader, frxPoint(OffsetX + RowHeaderWidth, OffsetY));
|
|
if RowHeader.Visible then
|
|
DrawHeader(RowHeader, frxPoint(OffsetX, OffsetY + ColumnHeaderHeight));
|
|
DrawCell(frxPoint(OffsetX + RowHeaderWidth, OffsetY + ColumnHeaderHeight));
|
|
end;
|
|
|
|
Result.X := Result.X - OffsetX;
|
|
Result.Y := Result.Y - OffsetY;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.Draw(Canvas: TCanvas; ScaleX, ScaleY,
|
|
OffsetX, OffsetY: Extended);
|
|
var
|
|
size, Offset: TfrxPoint;
|
|
begin
|
|
size := DrawCross(nil, ScaleX, ScaleY, AbsLeft, AbsTop);
|
|
if (size.X > 0) and (size.Y > 0) then
|
|
begin
|
|
Width := size.X + 40;
|
|
Height := size.Y + 40;
|
|
end;
|
|
|
|
Color := claWhite;
|
|
Frame.Style := fsDot;
|
|
inherited;
|
|
|
|
Offset := frxPoint(20, 20);
|
|
if FDotMatrix then
|
|
Offset := frxPoint(fr1CharX * 2, fr1CharY);
|
|
DrawCross(Canvas, ScaleX, ScaleY, AbsLeft + Offset.X, AbsTop + Offset.Y);
|
|
{ if Self is TfrxDBCrossView then
|
|
img := 49
|
|
else
|
|
img := 42;
|
|
frxResources.ObjectImages.Draw(Canvas, FX + 2, FY + 2, img);}
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.ApplyStyle(Style: TfrxStyles);
|
|
var
|
|
i: Integer;
|
|
s: String;
|
|
begin
|
|
for i := 0 to FCellHeaderMemos.Count - 1 do
|
|
CellHeaderMemos[i].ApplyStyle(Style.Find('cellheader'));
|
|
|
|
for i := 0 to FCellMemos.Count - 1 do
|
|
CellMemos[i].ApplyStyle(Style.Find('cell'));
|
|
|
|
for i := 0 to FColumnMemos.Count - 1 do
|
|
begin
|
|
ColumnMemos[i].ApplyStyle(Style.Find('column'));
|
|
if i = 0 then
|
|
s := 'colgrand'
|
|
else
|
|
s := 'coltotal';
|
|
ColumnTotalMemos[i].ApplyStyle(Style.Find(s));
|
|
end;
|
|
|
|
for i := 0 to FRowMemos.Count - 1 do
|
|
begin
|
|
RowMemos[i].ApplyStyle(Style.Find('row'));
|
|
if i = 0 then
|
|
s := 'rowgrand'
|
|
else
|
|
s := 'rowtotal';
|
|
RowTotalMemos[i].ApplyStyle(Style.Find(s));
|
|
end;
|
|
|
|
for i := 0 to FCornerMemos.Count - 1 do
|
|
CornerMemos[i].ApplyStyle(Style.Find('corner'));
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.GetStyle(Style: TfrxStyles);
|
|
|
|
procedure DoStyle(m: TfrxCustomMemoView; const s: String);
|
|
var
|
|
stItem: TfrxStyleItem;
|
|
begin
|
|
stItem := Style.Find(s);
|
|
if stItem = nil then
|
|
stItem := Style.Add;
|
|
stItem.Name := s;
|
|
stItem.Color := m.Color;
|
|
stItem.Font := m.Font;
|
|
stItem.Frame := m.Frame;
|
|
end;
|
|
|
|
begin
|
|
if FCellHeaderMemos.Count > 0 then
|
|
DoStyle(CellHeaderMemos[0], 'cellheader');
|
|
|
|
if FCellMemos.Count > 0 then
|
|
DoStyle(CellMemos[0], 'cell');
|
|
|
|
if FColumnMemos.Count > 0 then
|
|
begin
|
|
DoStyle(ColumnMemos[0], 'column');
|
|
DoStyle(ColumnTotalMemos[0], 'colgrand');
|
|
if FColumnTotalMemos.Count > 1 then
|
|
DoStyle(ColumnTotalMemos[1], 'coltotal');
|
|
end;
|
|
|
|
if FRowMemos.Count > 0 then
|
|
begin
|
|
DoStyle(RowMemos[0], 'row');
|
|
DoStyle(RowTotalMemos[0], 'rowgrand');
|
|
if FRowTotalMemos.Count > 1 then
|
|
DoStyle(RowTotalMemos[1], 'rowtotal');
|
|
end;
|
|
|
|
if FCornerMemos.Count > 0 then
|
|
DoStyle(CornerMemos[0], 'corner');
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.UpdateVisibility;
|
|
begin
|
|
Corner.Visible := FShowCorner and not FNoRows
|
|
and FShowColumnHeader and FShowRowHeader;
|
|
CornerMemos[0].Visible := Corner.Visible and not FNoColumns and FShowTitle;
|
|
CornerMemos[2].Visible := Corner.Visible and (FCellLevels > 1) and not FPlainCells;
|
|
|
|
ColumnHeader.Visible := FShowColumnHeader;
|
|
if FColumnTotalMemos.Count > 0 then
|
|
ColumnTotalMemos[0].Visible := FShowColumnTotal and not FNoColumns;
|
|
CornerMemos[1].Visible := FShowTitle and ColumnHeader.Visible;
|
|
ColumnMemos[0].Visible := ColumnHeader.Visible and not FNoColumns;
|
|
|
|
RowHeader.Visible := not FNoRows and FShowRowHeader;
|
|
if FRowTotalMemos.Count > 0 then
|
|
RowTotalMemos[0].Visible := FShowRowTotal and not FNoRows;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.BeginMatrix;
|
|
begin
|
|
InitMatrix;
|
|
UpdateVisibility;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.EndMatrix;
|
|
begin
|
|
CreateHeaders;
|
|
CalcTotals;
|
|
CalcBounds(FAddWidth, FAddHeight);
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.FillMatrix;
|
|
begin
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.DoCalcHeight(Row: Integer; var Height: Extended);
|
|
var
|
|
v: Variant;
|
|
begin
|
|
if FOnCalcHeight <> '' then
|
|
begin
|
|
v := VarArrayOf([Row, GetRowIndexes(Row), Height]);
|
|
if Report <> nil then
|
|
Report.DoParamEvent(FOnCalcHeight, v);
|
|
Height := v[2];
|
|
end;
|
|
if Assigned(FOnBeforeCalcHeight) then
|
|
FOnBeforeCalcHeight(Row, GetRowIndexes(Row), Height);
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.DoCalcWidth(Column: Integer; var Width: Extended);
|
|
var
|
|
v: Variant;
|
|
begin
|
|
if FOnCalcWidth <> '' then
|
|
begin
|
|
v := VarArrayOf([Column, GetColumnIndexes(Column), Width]);
|
|
if Report <> nil then
|
|
Report.DoParamEvent(FOnCalcWidth, v);
|
|
Width := v[2];
|
|
end;
|
|
if Assigned(FOnBeforeCalcWidth) then
|
|
FOnBeforeCalcWidth(Column, GetColumnIndexes(Column), Width);
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.DoOnCell(Memo: TfrxCustomMemoView;
|
|
Row, Column, Cell: Integer; const Value: Variant);
|
|
var
|
|
v: Variant;
|
|
begin
|
|
if FOnPrintCell <> '' then
|
|
begin
|
|
v := VarArrayOf([frxInteger(Memo), Row, Column, Cell, GetRowIndexes(Row),
|
|
GetColumnIndexes(Column), Value]);
|
|
if Report <> nil then
|
|
Report.DoParamEvent(FOnPrintCell, v);
|
|
end;
|
|
if Assigned(FOnBeforePrintCell) then
|
|
FOnBeforePrintCell(Memo, Row, Column, Cell, GetRowIndexes(Row),
|
|
GetColumnIndexes(Column), Value);
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.DoOnColumnHeader(Memo: TfrxCustomMemoView;
|
|
Header: TfrxCrossHeader);
|
|
var
|
|
v: Variant;
|
|
begin
|
|
if FOnPrintColumnHeader <> '' then
|
|
begin
|
|
v := VarArrayOf([frxInteger(Memo), Header.GetIndexes, Header.GetValues, Header.Value]);
|
|
if Report <> nil then
|
|
Report.DoParamEvent(FOnPrintColumnHeader, v);
|
|
end;
|
|
if Assigned(FOnBeforePrintColumnHeader) then
|
|
FOnBeforePrintColumnHeader(Memo, Header.GetIndexes, Header.GetValues, Header.Value);
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.DoOnRowHeader(Memo: TfrxCustomMemoView;
|
|
Header: TfrxCrossHeader);
|
|
var
|
|
v: Variant;
|
|
begin
|
|
if FOnPrintRowHeader <> '' then
|
|
begin
|
|
v := VarArrayOf([frxInteger(Memo), Header.GetIndexes, Header.GetValues, Header.Value]);
|
|
if Report <> nil then
|
|
Report.DoParamEvent(FOnPrintRowHeader, v);
|
|
end;
|
|
if Assigned(FOnBeforePrintRowHeader) then
|
|
FOnBeforePrintRowHeader(Memo, Header.GetIndexes, Header.GetValues, Header.Value);
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.BeforeStartReport;
|
|
begin
|
|
inherited;
|
|
InitMemos(True);
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.BeforePrint;
|
|
begin
|
|
inherited;
|
|
if FClearBeforePrint then
|
|
BeginMatrix;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.GetData;
|
|
begin
|
|
inherited;
|
|
Report.SetProgressMessage(frxResources.Get('crFillMx'));
|
|
if IsCrossValid then
|
|
FillMatrix;
|
|
Report.SetProgressMessage(frxResources.Get('crBuildMx'));
|
|
EndMatrix;
|
|
RenderMatrix;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.RenderMatrix;
|
|
var
|
|
i, j, Page, SavePage: Integer;
|
|
CurY, FirstCurY, SaveCurY, AddWidth, MaxX: Extended;
|
|
Band: TfrxBand;
|
|
ColumnItems: TList;
|
|
RowItems: TList;
|
|
VarRowIndex, VarColumnIndex: TfrxVariable;
|
|
|
|
function GetCellBand(RowIndex, ColumnIndex: Integer): TfrxBand;
|
|
var
|
|
i, iFrom, iTo, j: Integer;
|
|
Cell: Variant;
|
|
CellIndex: Integer;
|
|
ColumnItem, RowItem: TfrxCrossHeader;
|
|
m, Memo: TfrxCustomMemoView;
|
|
LeftMargin, TopMargin: Extended;
|
|
SameMemos: array[0..31] of TfrxCustomMemoView;
|
|
c, c1: TfrxReportComponent;
|
|
begin
|
|
RowItem := RowItems[RowIndex];
|
|
|
|
Result := TfrxNullBand.Create(Report);
|
|
Result.Height := RowItem.Bounds.Bottom;
|
|
|
|
iFrom := FColumnBands[ColumnIndex].FromIndex;
|
|
iTo := FColumnBands[ColumnIndex].ToIndex;
|
|
LeftMargin := TfrxCrossHeader(ColumnItems[iFrom]).Bounds.Left;
|
|
TopMargin := RowItem.Bounds.Top;
|
|
|
|
for i := 0 to CellLevels - 1 do
|
|
SameMemos[i] := nil;
|
|
|
|
for i := iFrom to iTo do
|
|
begin
|
|
ColumnItem := ColumnItems[i];
|
|
|
|
if FCellLevels > 1 then
|
|
if FPlainCells then
|
|
begin
|
|
CellIndex := ColumnItem.FCellIndex;
|
|
Cell := GetValue(RowIndex, ColumnItem.FIndex, CellIndex);
|
|
end
|
|
else
|
|
begin
|
|
CellIndex := RowItem.FCellIndex;
|
|
Cell := GetValue(RowItem.FIndex, i, CellIndex);
|
|
end
|
|
else
|
|
begin
|
|
CellIndex := 0;
|
|
Cell := GetValue(RowIndex, i, 0);
|
|
end;
|
|
|
|
m := CellMemos[ColumnItem.FTotalIndex * ((FRowLevels + 1) * FCellLevels) +
|
|
RowItem.FTotalIndex * FCellLevels + CellIndex];
|
|
Memo := CreateMemo(Result);
|
|
Memo.Assign(m);
|
|
SetupOriginalComponent(Memo, m);
|
|
if Cell <> Null then
|
|
THackMemoView(Memo).Value := Cell
|
|
else
|
|
THackMemoView(Memo).Value := 0;
|
|
|
|
if THackMemoView(Memo).HideZeros and (TVarData(THackMemoView(Memo).Value).VType <> varString)
|
|
and (TVarData(THackMemoView(Memo).Value).VType <> varUString) and
|
|
(TVarData(THackMemoView(Memo).Value).VType <> varOleStr) and (THackMemoView(Memo).Value = 0) then
|
|
Memo.Text := ''
|
|
else
|
|
Memo.Text := Memo.FormatData(Cell, CellMemos[CellIndex].DisplayFormat);
|
|
|
|
Memo.Rotation := 0;
|
|
Memo.SetBounds(ColumnItem.Bounds.Left - LeftMargin + AddWidth,
|
|
RowItem.Bounds.Top - TopMargin,
|
|
ColumnItem.Bounds.Right,
|
|
RowItem.Bounds.Bottom);
|
|
CorrectDMPBounds(Memo);
|
|
if Memo.AbsLeft + Memo.Width > MaxX then
|
|
MaxX := Memo.AbsLeft + Memo.Width;
|
|
Memo.Visible := (Memo.Width <> 0) and (Memo.Height <> 0);
|
|
DoOnCell(Memo, RowItem.FIndex, ColumnItem.FIndex, CellIndex, Cell);
|
|
|
|
if FBorder then
|
|
begin
|
|
if FPlainCells then
|
|
begin
|
|
if RowIndex = 0 then
|
|
Memo.Frame.Typ := Memo.Frame.Typ + [ftTop];
|
|
if (i = 0) and (CellIndex = 0) then
|
|
Memo.Frame.Typ := Memo.Frame.Typ + [ftLeft];
|
|
if (i = ColumnItems.Count - 1) and (CellIndex = CellLevels - 1) then
|
|
Memo.Frame.Typ := Memo.Frame.Typ + [ftRight];
|
|
if RowIndex = RowItems.Count - 1 then
|
|
Memo.Frame.Typ := Memo.Frame.Typ + [ftBottom];
|
|
end
|
|
else
|
|
begin
|
|
if (RowIndex = 0) and (CellIndex = 0) then
|
|
Memo.Frame.Typ := Memo.Frame.Typ + [ftTop];
|
|
if i = 0 then
|
|
Memo.Frame.Typ := Memo.Frame.Typ + [ftLeft];
|
|
if i = ColumnItems.Count - 1 then
|
|
Memo.Frame.Typ := Memo.Frame.Typ + [ftRight];
|
|
if (RowIndex = RowItems.Count - 1) and (CellIndex = CellLevels - 1) then
|
|
Memo.Frame.Typ := Memo.Frame.Typ + [ftBottom];
|
|
end;
|
|
end;
|
|
|
|
{ check if previous memo has the same value and JoinEqualCells is True }
|
|
if JoinEqualCells then
|
|
if RowItem.IsTotal or ColumnItem.IsTotal then
|
|
SameMemos[CellIndex] := nil
|
|
else if (SameMemos[CellIndex] = nil) or RowItem.IsTotal or ColumnItem.IsTotal or
|
|
(THackMemoView(SameMemos[CellIndex]).Value <> THackMemoView(Memo).Value) then
|
|
SameMemos[CellIndex] := Memo
|
|
else
|
|
begin
|
|
SameMemos[CellIndex].Width := SameMemos[CellIndex].Width + Memo.Width;
|
|
SameMemos[CellIndex].HAlign := haCenter;
|
|
Memo.Free;
|
|
Memo := SameMemos[CellIndex];
|
|
end;
|
|
|
|
VarRowIndex.Value := RowIndex;
|
|
VarColumnIndex.Value := i;
|
|
Report.LocalValue := THackMemoView(Memo).Value;
|
|
Report.CurObject := Memo.Name;
|
|
Report.DoBeforePrint(Memo);
|
|
|
|
{ process memo children if any }
|
|
for j := 0 to m.Objects.Count - 1 do
|
|
begin
|
|
c := m.Objects[j];
|
|
c1 := TfrxReportComponent(c.NewInstance);
|
|
c1.Create(Result);
|
|
c1.Assign(c);
|
|
c1.Left := c1.Left + Memo.Left;
|
|
c1.Top := c1.Top + Memo.Top;
|
|
Report.CurObject := c.Name;
|
|
Report.DoBeforePrint(c1);
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
procedure DrawCorner(Offset: TfrxPoint);
|
|
var
|
|
i: Integer;
|
|
Items: TList;
|
|
Item: TfrxCrossHeader;
|
|
r: TfrxRect;
|
|
m: TfrxCustomMemoView;
|
|
begin
|
|
if not FShowRowHeader or not FShowColumnHeader or FNoRows or not FShowCorner then Exit;
|
|
|
|
Items := Corner.AllItems;
|
|
|
|
for i := 0 to Items.Count - 1 do
|
|
begin
|
|
Item := Items[i];
|
|
m := Item.Memo;
|
|
r := Item.Bounds;
|
|
m.BeforePrint;
|
|
m.Text := VarToWideStr(Item.Value);
|
|
m.SetBounds(r.Left + Offset.X, r.Top + Offset.Y, r.Right, r.Bottom);
|
|
CorrectDMPBounds(m);
|
|
Report.PreviewPages.AddObject(m);
|
|
m.AfterPrint;
|
|
end;
|
|
|
|
Items.Free;
|
|
end;
|
|
|
|
procedure DoPagination(i, j: Integer);
|
|
var
|
|
k, kFrom, kTo: Integer;
|
|
begin
|
|
if ShowColumnHeader and (FRepeatHeaders or (i = 0)) then
|
|
begin
|
|
Band := FColumnBands[j].Band;
|
|
Band.Top := CurY;
|
|
Report.Engine.ShowBand(Band);
|
|
end;
|
|
|
|
if ShowRowHeader and (FRepeatHeaders or (j = 0)) and not FNoRows then
|
|
begin
|
|
Band := FRowBands[i].Band;
|
|
if j = 0 then
|
|
Band.Left := Left
|
|
else
|
|
Band.Left := 0;
|
|
Band.Top := Band.Top + CurY;
|
|
Report.Engine.ShowBand(Band);
|
|
Band.Top := Band.Top - CurY;
|
|
|
|
if ShowColumnHeader and (FRepeatHeaders or (i = 0)) then
|
|
DrawCorner(frxPoint(Band.Left, Band.Top + CurY - ColumnHeaderHeight));
|
|
end;
|
|
|
|
if FRepeatHeaders or (i = 0) then
|
|
Report.Engine.CurY := CurY + ColumnHeaderHeight else
|
|
Report.Engine.CurY := CurY;
|
|
if FRepeatHeaders or (j = 0) then
|
|
begin
|
|
AddWidth := RowHeaderWidth;
|
|
if j = 0 then
|
|
AddWidth := AddWidth + Left;
|
|
end
|
|
else
|
|
AddWidth := 0;
|
|
|
|
kFrom := FRowBands[i].FromIndex;
|
|
kTo := FRowBands[i].ToIndex;
|
|
|
|
for k := kFrom to kTo do
|
|
begin
|
|
Band := GetCellBand(k, j);
|
|
Band.Top := Report.Engine.CurY;
|
|
Report.Engine.ShowBand(Band);
|
|
Band.Free;
|
|
end;
|
|
end;
|
|
|
|
begin
|
|
{ chek if cross header doesn't fit on the free space}
|
|
if ColumnHeaderHeight >= Report.Engine.FreeSpace then
|
|
Report.Engine.NewPage;
|
|
BuildColumnBands;
|
|
BuildRowBands;
|
|
|
|
ColumnItems := ColumnHeader.TerminalItems;
|
|
RowItems := RowHeader.TerminalItems;
|
|
SavePage := Report.PreviewPages.CurPage;
|
|
Page := SavePage;
|
|
SaveCurY := Report.Engine.CurY;
|
|
CurY := SaveCurY;
|
|
MaxX := 0;
|
|
|
|
frxGlobalVariables['RowIndex'] := 0;
|
|
frxGlobalVariables['ColumnIndex'] := 0;
|
|
VarRowIndex := frxGlobalVariables.Items[frxGlobalVariables.IndexOf('RowIndex')];
|
|
VarColumnIndex := frxGlobalVariables.Items[frxGlobalVariables.IndexOf('ColumnIndex')];
|
|
|
|
if FDownThenAcross then
|
|
begin
|
|
FirstCurY := Report.Engine.CurY;
|
|
for i := 0 to FColumnBands.Count - 1 do
|
|
begin
|
|
for j := 0 to FRowBands.Count - 1 do
|
|
begin
|
|
Report.PreviewPages.CurPage := Page + j;
|
|
DoPagination(j, i);
|
|
if j <> FRowBands.Count - 1 then
|
|
begin
|
|
Report.Engine.BreakAllKeep;
|
|
Report.Engine.NewPage;
|
|
CurY := Report.Engine.CurY;
|
|
end;
|
|
end;
|
|
|
|
if i <> FColumnBands.Count - 1 then
|
|
Report.Engine.NewPage;
|
|
CurY := FirstCurY;
|
|
Inc(Page, FRowBands.Count);
|
|
|
|
Report.AppHandleMessage;
|
|
if Report.Terminated then break;
|
|
end
|
|
end
|
|
else
|
|
for i := 0 to FRowBands.Count - 1 do
|
|
begin
|
|
for j := 0 to FColumnBands.Count - 1 do
|
|
begin
|
|
Report.PreviewPages.CurPage := Page + j;
|
|
MaxX := 0;
|
|
DoPagination(i, j);
|
|
if j <> FColumnBands.Count - 1 then
|
|
begin
|
|
Report.PreviewPages.AddPageAction := apWriteOver;
|
|
Report.Engine.NewPage;
|
|
end
|
|
else if NextCross <> nil then
|
|
NextCross.Left := MaxX + NextCrossGap;
|
|
end;
|
|
|
|
if i <> FRowBands.Count - 1 then
|
|
begin
|
|
Report.PreviewPages.AddPageAction := apAdd;
|
|
Report.Engine.BreakAllKeep;
|
|
Report.Engine.NewPage;
|
|
Page := Report.PreviewPages.CurPage;
|
|
end
|
|
else
|
|
Inc(Page, FColumnBands.Count);
|
|
CurY := Report.Engine.CurY;
|
|
|
|
Report.AppHandleMessage;
|
|
if Report.Terminated then break;
|
|
end;
|
|
|
|
if Parent is TfrxBand then
|
|
CurY := CurY - Height;
|
|
{ print last page footers }
|
|
if FColumnBands.Count > 1 then
|
|
Report.Engine.EndPage;
|
|
|
|
if NextCross <> nil then
|
|
begin
|
|
{ position to last column, first row page }
|
|
Report.PreviewPages.CurPage := SavePage + FColumnBands.Count - 1;
|
|
Report.PreviewPages.AddPageAction := apAdd;
|
|
Report.Engine.CurY := SaveCurY;
|
|
end
|
|
else
|
|
begin
|
|
{ position to last row, first column page }
|
|
Report.PreviewPages.CurPage := Page - FColumnBands.Count;
|
|
Report.PreviewPages.AddPageAction := apAdd;
|
|
Report.Engine.CurY := CurY;
|
|
end;
|
|
|
|
ColumnItems.Free;
|
|
RowItems.Free;
|
|
FColumnBands.Clear;
|
|
FRowBands.Clear;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.AddSourceObjects;
|
|
var
|
|
i: Integer;
|
|
begin
|
|
for i := 0 to FCellHeaderMemos.Count - 1 do
|
|
Report.PreviewPages.AddToSourcePage(CellHeaderMemos[i]);
|
|
for i := 0 to FCellMemos.Count - 1 do
|
|
Report.PreviewPages.AddToSourcePage(CellMemos[i]);
|
|
for i := 0 to FColumnMemos.Count - 1 do
|
|
begin
|
|
Report.PreviewPages.AddToSourcePage(ColumnMemos[i]);
|
|
Report.PreviewPages.AddToSourcePage(ColumnTotalMemos[i]);
|
|
end;
|
|
for i := 0 to FCornerMemos.Count - 1 do
|
|
Report.PreviewPages.AddToSourcePage(CornerMemos[i]);
|
|
for i := 0 to FRowMemos.Count - 1 do
|
|
begin
|
|
Report.PreviewPages.AddToSourcePage(RowMemos[i]);
|
|
Report.PreviewPages.AddToSourcePage(RowTotalMemos[i]);
|
|
end;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.SetupOriginalComponent(Obj1, Obj2: TfrxComponent);
|
|
begin
|
|
THackComponent(Obj1).FOriginalComponent := THackComponent(Obj2).FOriginalComponent;
|
|
THackComponent(Obj1).FAliasName := THackComponent(Obj2).FAliasName;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.BuildColumnBands;
|
|
var
|
|
i, j, LeftIndex, RightIndex: Integer;
|
|
Items: TList;
|
|
Item: TfrxCrossHeader;
|
|
Memo: TfrxCustomMemoView;
|
|
LargeBand: TfrxNullBand;
|
|
CurWidth, AddWidth, LeftMargin, RightMargin: Extended;
|
|
c: TfrxReportComponent;
|
|
|
|
procedure CreateBand;
|
|
var
|
|
i: Integer;
|
|
Band: TfrxNullBand;
|
|
Memo, CutMemo: TfrxCustomMemoView;
|
|
CutSize: Extended;
|
|
begin
|
|
Band := TfrxNullBand.Create(Report);
|
|
Band.Left := AddWidth;
|
|
|
|
{ move in-bounds memos to the new band }
|
|
i := 0;
|
|
while i < LargeBand.Objects.Count do
|
|
begin
|
|
Memo := LargeBand.Objects[i];
|
|
if Memo.Left < RightMargin then
|
|
begin
|
|
if Memo.Left + Memo.Width <= RightMargin + 5 then
|
|
begin
|
|
Memo.Parent := Band;
|
|
Memo.Visible := Memo.Width > 0;
|
|
Dec(i);
|
|
end
|
|
else { cut off the memo }
|
|
begin
|
|
CutSize := RightMargin - Memo.Left;
|
|
CutMemo := CreateMemo(Band);
|
|
CutMemo.AssignAll(Memo);
|
|
CutMemo.Width := CutSize;
|
|
//if CutMemo.CalcWidth > CutSize then
|
|
//CutMemo.Text := '';
|
|
|
|
SetupOriginalComponent(CutMemo, Memo);
|
|
Memo.Width := Memo.Width - CutSize;
|
|
Memo.Left := Memo.Left + CutSize;
|
|
if Memo is TfrxDMPMemoView then
|
|
begin
|
|
Memo.Left := Memo.Left + fr1CharX;
|
|
Memo.Width := Memo.Width - fr1CharX;
|
|
end;
|
|
CutMemo.Frame.Typ := CutMemo.Frame.Typ - [ftRight];
|
|
Memo.Frame.Typ := Memo.Frame.Typ - [ftLeft];
|
|
|
|
//if Memo.CalcWidth > Memo.Width then
|
|
//Memo.Text := '';
|
|
Memo := CutMemo;
|
|
end;
|
|
|
|
Memo.Left := Memo.Left - LeftMargin;
|
|
end;
|
|
Inc(i);
|
|
end;
|
|
|
|
FColumnBands.Add(Band, LeftIndex, RightIndex);
|
|
end;
|
|
|
|
begin
|
|
FColumnBands.Clear;
|
|
{ create one large band }
|
|
LargeBand := TfrxNullBand.Create(nil);
|
|
Items := ColumnHeader.AllItems;
|
|
|
|
{ add memos to band }
|
|
for i := 0 to Items.Count - 1 do
|
|
begin
|
|
Item := Items[i];
|
|
if (i = 0) and not FShowTitle then continue;
|
|
Memo := CreateMemo(LargeBand);
|
|
Memo.AssignAll(Item.Memo);
|
|
SetupOriginalComponent(Memo, Item.Memo);
|
|
Memo.Text := Memo.FormatData(Item.Value);
|
|
Memo.Highlight.Condition := '';
|
|
with Item.Bounds do
|
|
Memo.SetBounds(Left, Top, Right, Bottom);
|
|
CorrectDMPBounds(Memo);
|
|
Memo.Visible := (Memo.Width <> 0) and (Memo.Height <> 0);
|
|
DoOnColumnHeader(Memo, Item);
|
|
|
|
Report.LocalValue := Item.Value;
|
|
Report.CurObject := Memo.Name;
|
|
Report.DoBeforePrint(Memo);
|
|
|
|
{ process memo children if any }
|
|
for j := 0 to Memo.Objects.Count - 1 do
|
|
begin
|
|
c := Memo.Objects[j];
|
|
Report.CurObject := c.Name;
|
|
Report.DoBeforePrint(c);
|
|
end;
|
|
end;
|
|
|
|
Items.Free;
|
|
|
|
{ cut it to small bands for each page }
|
|
Items := ColumnHeader.TerminalItems;
|
|
AddWidth := RowHeaderWidth;
|
|
CurWidth := Report.Engine.PageWidth - AddWidth;
|
|
LeftMargin := -Left;
|
|
RightMargin := LeftMargin + CurWidth;
|
|
LeftIndex := 0;
|
|
RightIndex := Items.Count - 1;
|
|
|
|
if not TfrxReportPage(Page).EndlessWidth then
|
|
for i := 0 to Items.Count - 1 do
|
|
begin
|
|
Item := Items[i];
|
|
{ find right terminal item }
|
|
if Item.Bounds.Left + Item.Bounds.Right - LeftMargin > CurWidth then
|
|
begin
|
|
RightMargin := Item.Bounds.Left;
|
|
RightIndex := i - 1;
|
|
CreateBand;
|
|
LeftMargin := RightMargin;
|
|
if FRepeatHeaders then
|
|
AddWidth := RowHeaderWidth else
|
|
AddWidth := 0;
|
|
CurWidth := Report.Engine.PageWidth - AddWidth;
|
|
RightMargin := LeftMargin + CurWidth;
|
|
LeftIndex := RightIndex + 1;
|
|
RightIndex := Items.Count - 1;
|
|
end;
|
|
end;
|
|
|
|
if TfrxReportPage(Page).EndlessWidth then
|
|
begin
|
|
Item := Items[Items.Count - 1];
|
|
CurWidth := Item.Bounds.Left + Item.Bounds.Right - LeftMargin + AddWidth;
|
|
if Report.Engine.PageWidth < CurWidth then
|
|
Report.Engine.PageWidth := CurWidth;
|
|
RightMargin := 1e+6;
|
|
end;
|
|
|
|
{ add last band }
|
|
CreateBand;
|
|
|
|
LargeBand.Free;
|
|
Items.Free;
|
|
end;
|
|
|
|
procedure TfrxCustomCrossView.BuildRowBands;
|
|
var
|
|
i, j, TopIndex, BottomIndex: Integer;
|
|
Items: TList;
|
|
Item, HParent: TfrxCrossHeader;
|
|
Memo: TfrxCustomMemoView;
|
|
LargeBand: TfrxNullBand;
|
|
MaxHeight, CurHeight, AddHeight, TopMargin, BottomMargin: Extended;
|
|
c: TfrxReportComponent;
|
|
|
|
procedure CreateBand;
|
|
var
|
|
i: Integer;
|
|
Band: TfrxNullBand;
|
|
Memo, CutMemo: TfrxCustomMemoView;
|
|
CutSize: Extended;
|
|
begin
|
|
Band := TfrxNullBand.Create(Report);
|
|
Band.Top := AddHeight;
|
|
|
|
{ move in-bounds memos to the new band }
|
|
i := 0;
|
|
while i < LargeBand.Objects.Count do
|
|
begin
|
|
Memo := LargeBand.Objects[i];
|
|
if Memo.Top < BottomMargin then
|
|
begin
|
|
if Memo.Top + Memo.Height <= BottomMargin + 5 then
|
|
begin
|
|
Memo.Parent := Band;
|
|
Dec(i);
|
|
end
|
|
else { cut off the memo }
|
|
begin
|
|
CutSize := BottomMargin - Memo.Top;
|
|
CutMemo := CreateMemo(Band);
|
|
CutMemo.AssignAll(Memo);
|
|
CutMemo.Height := CutSize;
|
|
SetupOriginalComponent(CutMemo, Memo);
|
|
Memo.Height := Memo.Height - CutSize;
|
|
Memo.Top := Memo.Top + CutSize;
|
|
if Memo is TfrxDMPMemoView then
|
|
begin
|
|
Memo.Top := Memo.Top + fr1CharY;
|
|
Memo.Height := Memo.Height - fr1CharY;
|
|
end;
|
|
CutMemo.Frame.Typ := CutMemo.Frame.Typ - [ftBottom];
|
|
Memo.Frame.Typ := Memo.Frame.Typ - [ftTop];
|
|
Memo := CutMemo;
|
|
end;
|
|
|
|
Memo.Top := Memo.Top - TopMargin;
|
|
end;
|
|
Inc(i);
|
|
end;
|
|
|
|
FRowBands.Add(Band, TopIndex, BottomIndex);
|
|
end;
|
|
|
|
begin
|
|
FRowBands.Clear;
|
|
LargeBand := TfrxNullBand.Create(nil);
|
|
Items := RowHeader.AllItems;
|
|
MaxHeight := 0;
|
|
HParent := nil;
|
|
|
|
{ create one large band }
|
|
for i := 0 to Items.Count - 1 do
|
|
begin
|
|
Item := Items[i];
|
|
Memo := CreateMemo(LargeBand);
|
|
Memo.AssignAll(Item.Memo);
|
|
SetupOriginalComponent(Memo, Item.Memo);
|
|
Memo.Text := Memo.FormatData(Item.Value);
|
|
Memo.Highlight.Condition := '';
|
|
with Item.Bounds do
|
|
Memo.SetBounds(Left, Top, Right, Bottom);
|
|
CorrectDMPBounds(Memo);
|
|
Memo.Visible := (Memo.Width <> 0) and (Memo.Height <> 0);
|
|
DoOnRowHeader(Memo, Item);
|
|
if Item.Bounds.Top + Item.Bounds.Bottom > MaxHeight then
|
|
MaxHeight := Item.Bounds.Top + Item.Bounds.Bottom;
|
|
|
|
Report.LocalValue := Item.Value;
|
|
Report.CurObject := Memo.Name;
|
|
Report.DoBeforePrint(Memo);
|
|
|
|
{ process memo children if any }
|
|
for j := 0 to Memo.Objects.Count - 1 do
|
|
begin
|
|
c := Memo.Objects[j];
|
|
Report.CurObject := c.Name;
|
|
Report.DoBeforePrint(c);
|
|
end;
|
|
end;
|
|
|
|
Items.Free;
|
|
|
|
{ cut it to small bands for each page }
|
|
Items := RowHeader.TerminalItems;
|
|
AddHeight := ColumnHeaderHeight;
|
|
CurHeight := Report.Engine.FreeSpace - AddHeight;
|
|
if (MaxHeight > CurHeight) and KeepTogether then
|
|
begin
|
|
Report.Engine.NewPage;
|
|
AddHeight := ColumnHeaderHeight;
|
|
CurHeight := Report.Engine.FreeSpace - AddHeight;
|
|
end;
|
|
|
|
TopMargin := 0;
|
|
BottomMargin := TopMargin + CurHeight;
|
|
TopIndex := 0;
|
|
BottomIndex := Items.Count - 1;
|
|
|
|
for i := 0 to Items.Count - 1 do
|
|
begin
|
|
Item := Items[i];
|
|
{ find right terminal item }
|
|
|
|
{ keep rows by top parent }
|
|
if FKeepRowsTogether then
|
|
begin
|
|
HParent := Item.Parent;
|
|
while (HParent.Parent <> nil) do
|
|
begin
|
|
if (HParent.Parent.Parent = nil) then
|
|
Break;
|
|
HParent := HParent.Parent;
|
|
end;
|
|
end;
|
|
|
|
if ((HParent <> nil) and (CurHeight > HParent.Bounds.Bottom)
|
|
and (CurHeight - (HParent.Bounds.Top - TopMargin) < HParent.Bounds.Bottom))
|
|
or (Item.Bounds.Top + Item.Bounds.Bottom - TopMargin > CurHeight) then
|
|
begin
|
|
BottomMargin := Item.Bounds.Top;
|
|
BottomIndex := i - 1;
|
|
CreateBand;
|
|
TopMargin := BottomMargin;
|
|
if FRepeatHeaders then
|
|
AddHeight := ColumnHeaderHeight else
|
|
AddHeight := 0;
|
|
if (Parent is TfrxDataBand) and (TfrxDataBand(Parent).FHeader is TfrxHeader)
|
|
and TfrxHeader(TfrxDataBand(Parent).FHeader).ReprintOnNewPage then
|
|
CurHeight := Report.Engine.PageHeight - Report.Engine.CurY -
|
|
Report.Engine.FooterHeight - AddHeight
|
|
else
|
|
CurHeight := Report.Engine.PageHeight - Report.Engine.HeaderHeight -
|
|
Report.Engine.FooterHeight - AddHeight;
|
|
BottomMargin := TopMargin + CurHeight;
|
|
TopIndex := BottomIndex + 1;
|
|
BottomIndex := Items.Count - 1;
|
|
end;
|
|
end;
|
|
|
|
CreateBand;
|
|
|
|
LargeBand.Free;
|
|
Items.Free;
|
|
end;
|
|
|
|
|
|
{ TfrxCrossView }
|
|
|
|
class function TfrxCrossView.GetDescription: String;
|
|
begin
|
|
Result := frxResources.Get('obCross');
|
|
end;
|
|
|
|
function TfrxCrossView.IsCrossValid: Boolean;
|
|
begin
|
|
Result := (FCellLevels > 0) and (FRowLevels >= 0) and (FColumnLevels >= 0);
|
|
end;
|
|
|
|
procedure TfrxCrossView.SetCellLevels(const Value: Integer);
|
|
var
|
|
i: Integer;
|
|
begin
|
|
inherited;
|
|
FCellFields.Clear;
|
|
if Value = 1 then
|
|
FCellFields.Add('Cell')
|
|
else
|
|
for i := 0 to Value - 1 do
|
|
FCellFields.Add('Cell' + IntToStr(i + 1));
|
|
end;
|
|
|
|
procedure TfrxCrossView.SetColumnLevels(const Value: Integer);
|
|
var
|
|
i: Integer;
|
|
begin
|
|
inherited;
|
|
FColumnFields.Clear;
|
|
if Value = 1 then
|
|
FColumnFields.Add('Column')
|
|
else
|
|
for i := 0 to Value - 1 do
|
|
FColumnFields.Add('Column' + IntToStr(i + 1));
|
|
end;
|
|
|
|
procedure TfrxCrossView.SetRowLevels(const Value: Integer);
|
|
var
|
|
i: Integer;
|
|
begin
|
|
inherited;
|
|
FRowFields.Clear;
|
|
if Value = 1 then
|
|
FRowFields.Add('Row')
|
|
else
|
|
for i := 0 to Value - 1 do
|
|
FRowFields.Add('Row' + IntToStr(i + 1));
|
|
end;
|
|
|
|
|
|
{ TfrxDBCrossView }
|
|
|
|
class function TfrxDBCrossView.GetDescription: String;
|
|
begin
|
|
Result := frxResources.Get('obDBCross');
|
|
end;
|
|
|
|
function TfrxDBCrossView.IsCrossValid: Boolean;
|
|
begin
|
|
Result := (DataSet <> nil) and (FCellLevels > 0) and
|
|
(FRowFields.Count = FRowLevels) and (FColumnFields.Count = FColumnLevels) and
|
|
(FCellFields.Count = FCellLevels);
|
|
end;
|
|
|
|
procedure TfrxDBCrossView.FillMatrix;
|
|
var
|
|
i: Integer;
|
|
RowValues, ColumnValues, CellValues: array of Variant;
|
|
sl: TStringList;
|
|
begin
|
|
SetLength(RowValues, FRowLevels);
|
|
SetLength(ColumnValues, FColumnLevels);
|
|
SetLength(CellValues, FCellLevels);
|
|
|
|
sl := TStringList.Create;
|
|
try
|
|
DataSet.Open;
|
|
DataSet.GetFieldList(sl);
|
|
sl.Sorted := True;
|
|
|
|
DataSet.First;
|
|
while not DataSet.Eof do
|
|
begin
|
|
if Report.Terminated then Exit;
|
|
for i := 0 to FRowLevels - 1 do
|
|
begin
|
|
if sl.IndexOf(FRowFields[i]) <> -1 then
|
|
RowValues[i] := DataSet.Value[FRowFields[i]]
|
|
else
|
|
RowValues[i] := Report.Calc(FRowFields[i])
|
|
end;
|
|
for i := 0 to FColumnLevels - 1 do
|
|
begin
|
|
if sl.IndexOf(FColumnFields[i]) <> -1 then
|
|
ColumnValues[i] := DataSet.Value[FColumnFields[i]]
|
|
else
|
|
ColumnValues[i] := Report.Calc(FColumnFields[i])
|
|
end;
|
|
for i := 0 to FCellLevels - 1 do
|
|
begin
|
|
if sl.IndexOf(FCellFields[i]) <> -1 then
|
|
CellValues[i] := DataSet.Value[FCellFields[i]]
|
|
else
|
|
CellValues[i] := Report.Calc(FCellFields[i])
|
|
end;
|
|
AddValue(RowValues, ColumnValues, CellValues);
|
|
DataSet.Next;
|
|
end;
|
|
finally
|
|
sl.Free;
|
|
end;
|
|
|
|
RowValues := nil;
|
|
ColumnValues := nil;
|
|
CellValues := nil;
|
|
end;
|
|
|
|
{$IFNDEF RAD_ED}
|
|
initialization
|
|
StartClassGroup(TFmxObject);
|
|
ActivateClassGroup(TFmxObject);
|
|
GroupDescendentsWith(TfrxCrossObject, TFmxObject);
|
|
frxObjects.RegisterObject1(TfrxCrossView, nil, '', '', 0, 142, [ctReport, ctDMP]);
|
|
frxObjects.RegisterObject1(TfrxDBCrossView, nil, '', '', 0, 149, [ctReport, ctDMP]);
|
|
frxResources.Add('TfrxPrintCellEvent',
|
|
'PascalScript=(Memo: TfrxMemoView; RowIndex, ColumnIndex, CellIndex: Integer; RowValues, ColumnValues, Value: Variant);' + #13#10 +
|
|
'C++Script=(TfrxMemoView Memo, int RowIndex, int ColumnIndex, int CellIndex, variant RowValues, variant ColumnValues, variant Value)' + #13#10 +
|
|
'BasicScript=(Memo, RowIndex, ColumnIndex, CellIndex, RowValues, ColumnValues, Value)' + #13#10 +
|
|
'JScript=(Memo, RowIndex, ColumnIndex, CellIndex, RowValues, ColumnValues, Value)');
|
|
frxResources.Add('TfrxPrintHeaderEvent',
|
|
'PascalScript=(Memo: TfrxMemoView; HeaderIndexes, HeaderValues, Value: Variant);' + #13#10 +
|
|
'C++Script=(TfrxMemoView Memo, variant HeaderIndexes, variant HeaderValues, variant Value)' + #13#10 +
|
|
'BasicScript=(Memo, HeaderIndexes, HeaderValues, Value)' + #13#10 +
|
|
'JScript=(Memo, HeaderIndexes, HeaderValues, Value)');
|
|
frxResources.Add('TfrxCalcWidthEvent',
|
|
'PascalScript=(ColumnIndex: Integer; ColumnValues: Variant; var Width: Extended);' + #13#10 +
|
|
'C++Script=(int ColumnIndex, variant ColumnValues, float &Width)' + #13#10 +
|
|
'BasicScript=(ColumnIndex, ColumnValues, byref Width)' + #13#10 +
|
|
'JScript=(ColumnIndex, ColumnValues, &Width)');
|
|
frxResources.Add('TfrxCalcHeightEvent',
|
|
'PascalScript=(RowIndex: Integer; RowValues: Variant; var Height: Extended);' + #13#10 +
|
|
'C++Script=(int RowIndex, variant RowValues, float &Height)' + #13#10 +
|
|
'BasicScript=(RowIndex, RowValues, byref Height)' + #13#10 +
|
|
'JScript=(RowIndex, RowValues, &Height)');
|
|
|
|
finalization
|
|
frxObjects.UnRegister(TfrxCrossView);
|
|
frxObjects.UnRegister(TfrxDBCrossView);
|
|
{$ENDIF}
|
|
|
|
|
|
end.
|