62 lines
1.7 KiB
ObjectPascal
62 lines
1.7 KiB
ObjectPascal
|
{******************************************}
|
||
|
|
{ }
|
||
|
|
{ FastReport FMX v2.0 }
|
||
|
|
{ Font parser }
|
||
|
|
{ }
|
||
|
|
{ Copyright (c) 1998-2013 }
|
||
|
|
{ by Aleksey Mandrykin, }
|
||
|
|
{ Fast Reports Inc. }
|
||
|
|
{ }
|
||
|
|
{******************************************}
|
||
|
|
|
||
|
|
unit FMX.frxPreProgramClass;
|
||
|
|
interface uses FMX.TTFHelpers, FMX.frxTrueTypeTable;
|
||
|
|
type
|
||
|
|
PreProgramClass = class(TrueTypeTable)
|
||
|
|
// Fields
|
||
|
|
strict private pre_program: Array of Byte;
|
||
|
|
// Methods
|
||
|
|
public constructor Create(src: TrueTypeTable);
|
||
|
|
public procedure Load(font: Pointer); override;
|
||
|
|
public function Save(font: Pointer; offset: Cardinal): Cardinal; override;
|
||
|
|
end;
|
||
|
|
|
||
|
|
implementation
|
||
|
|
|
||
|
|
// Methods
|
||
|
|
constructor PreProgramClass.Create(src: TrueTypeTable);
|
||
|
|
begin
|
||
|
|
inherited Create(src);
|
||
|
|
end;
|
||
|
|
|
||
|
|
procedure PreProgramClass.Load(font: Pointer);
|
||
|
|
var
|
||
|
|
Tppr: ^Byte;
|
||
|
|
i: Integer;
|
||
|
|
begin
|
||
|
|
length := (((self.entry.length + 3) div 4) * 4);
|
||
|
|
SetLength(self.pre_program, length);
|
||
|
|
Tppr := TTF_Helpers.Increment(font, self.entry.offset);
|
||
|
|
for i := 0 to Length - 1 do
|
||
|
|
begin
|
||
|
|
self.pre_program[i] := Tppr^;
|
||
|
|
Inc(Tppr);
|
||
|
|
end;
|
||
|
|
end;
|
||
|
|
|
||
|
|
function PreProgramClass.Save(font: Pointer; offset: Cardinal): Cardinal;
|
||
|
|
var
|
||
|
|
Tppr: ^Byte;
|
||
|
|
i: Integer;
|
||
|
|
begin
|
||
|
|
self.entry.offset := offset;
|
||
|
|
Tppr := TTF_Helpers.Increment(font, self.entry.offset);
|
||
|
|
for i := 0 to Length - 1 do
|
||
|
|
begin
|
||
|
|
Tppr^ := self.pre_program[i];
|
||
|
|
Inc(Tppr);
|
||
|
|
end;
|
||
|
|
Result := offset + Length;
|
||
|
|
end;
|
||
|
|
end.
|