220 lines
8.3 KiB
C
220 lines
8.3 KiB
C
/***
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*pgchart.h - Declare constants, functions and macros for charting library.
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*
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* Copyright (c) 1988-1990, Microsoft Corporation, All rights reserved.
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*
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*Purpose:
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* This file declares the presentation graphics library functions and
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* the structures and manifest constants that are used with them.
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*
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***************************************************************************/
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/* Force word alignment to avoid possible -Zp override */
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#pragma pack(2)
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/* Required for the missing value definition */
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#define FLT_MAX 3.402823466e+38F /* max value */
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#define _PG_PALETTELEN 16 /* Number of entries in internal palette */
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#define _PG_MAXCHARTTYPE 5 /* Maximum available chart type */
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#define _PG_MAXCHARTSTYLE 2 /* Maximum chart style */
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#define _PG_TITLELEN 70 /* Maximum title text length */
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#define _PG_LEFT 1 /* Positions used for titles and legends */
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#define _PG_CENTER 2
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#define _PG_RIGHT 3
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#define _PG_BOTTOM 4
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#define _PG_OVERLAY 5
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#define _PG_LINEARAXIS 1 /* Used to specify axis types */
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#define _PG_LOGAXIS 2
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#define _PG_DECFORMAT 1 /* Used to specify tic mark label format */
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#define _PG_EXPFORMAT 2
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#define _PG_BARCHART 1 /* Charttype for a bar chart */
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#define _PG_COLUMNCHART 2 /* Charttype for a column chart */
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#define _PG_PLAINBARS 1 /* Styles for bar and column charts */
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#define _PG_STACKEDBARS 2
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#define _PG_LINECHART 3 /* Charttype for a line chart */
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#define _PG_SCATTERCHART 4 /* Charttype for a scatter chart */
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#define _PG_POINTANDLINE 1 /* Styles for line and scatter charts */
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#define _PG_POINTONLY 2
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#define _PG_PIECHART 5 /* Charttype for pie chart */
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#define _PG_PERCENT 1 /* Styles for pie charts */
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#define _PG_NOPERCENT 2
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#define _PG_MISSINGVALUE -FLT_MAX /* Indicates missing data values */
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/* Error codes */
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/* Numbers greater than 100 will terminate chart routine, others will cause
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* default values to be used
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*/
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#define _PG_NOTINITIALIZED 102 /* If library not initialized */
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#define _PG_BADSCREENMODE 103 /* Graphics mode not set before charting */
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#define _PG_BADCHARTSTYLE 04 /* Chart style invalid */
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#define _PG_BADCHARTTYPE 104 /* Chart type invalid */
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#define _PG_BADLEGENDWINDOW 105 /* Invalid legend window specified */
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#define _PG_BADCHARTWINDOW 07 /* x1=x2 or y1=y2 in chart window spec. */
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#define _PG_BADDATAWINDOW 107 /* If chart window is too small */
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#define _PG_NOMEMORY 108 /* Not enough memory for data arrays */
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#define _PG_BADLOGBASE 05 /* Log base <= 0 */
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#define _PG_BADSCALEFACTOR 06 /* Scale factor = 0 */
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#define _PG_TOOSMALLN 109 /* Number of data points <= 0 */
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#define _PG_TOOFEWSERIES 110 /* Number of series <= 0 */
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/* Typedefs */
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/* Typedef for chart title */
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#ifndef _TITLETYPE_DEFINED
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typedef struct {
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char title[_PG_TITLELEN]; /* Title text */
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short titlecolor; /* Internal palette color for title text */
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short justify; /* _PG_LEFT, _PG_CENTER, _PG_RIGHT */
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} titletype;
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#define _TITLETYPE_DEFINED
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#endif
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/* Typedef for chart axes */
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#ifndef _AXISTYPE_DEFINED
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typedef struct {
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short grid; /* TRUE=grid lines drawn; FALSE no lines */
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short gridstyle; /* Style number from style pool for grid lines */
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titletype axistitle; /* Title definition for axis */
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short axiscolor; /* Color for axis */
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short labeled; /* TRUE=tic marks and titles drawn */
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short rangetype; /* _PG_LINEARAXIS, _PG_LOGAXIS */
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float logbase; /* Base used if log axis */
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short autoscale; /* TRUE=next 7 values calculated by system */
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float scalemin; /* Minimum value of scale */
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float scalemax; /* Maximum value of scale */
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float scalefactor; /* Scale factor for data on this axis */
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titletype scaletitle; /* Title definition for scaling factor */
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float ticinterval; /* Distance between tic marks (world coord.) */
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short ticformat; /* _PG_EXPFORMAT or _PG_DECFORMAT for tic labels */
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short ticdecimals; /* Number of decimals for tic labels (max=9)*/
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} axistype;
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#define _AXISTYPE_DEFINED
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#endif
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/* Typedef used for defining chart and data windows */
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#ifndef _WINDOWTYPE_DEFINED
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typedef struct {
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short x1; /* Left edge of window in pixels */
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short y1; /* Top edge of window in pixels */
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short x2; /* Right edge of window in pixels */
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short y2; /* Bottom edge of window in pixels */
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short border; /* TRUE for border, FALSE otherwise */
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short background; /* Internal palette color for window bgnd */
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short borderstyle; /* Style bytes for window border */
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short bordercolor; /* Internal palette color for window border */
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} windowtype;
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#define _WINDOWTYPE_DEFINED
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#endif
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/* Typedef for legend definition */
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#ifndef _LEGENDTYPE_DEFINED
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typedef struct {
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short legend; /* TRUE=draw legend; FALSE=no legend */
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short place; /* _PG_RIGHT, _PG_BOTTOM, _PG_OVERLAY */
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short textcolor; /* Internal palette color for text */
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short autosize; /* TRUE=system calculates size */
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windowtype legendwindow; /* Window definition for legend */
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} legendtype;
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#define _LEGENDTYPE_DEFINED
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#endif
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/* Typedef for legend definition */
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#ifndef _CHARTENV_DEFINED
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typedef struct {
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short charttype; /* _PG_BAR, _PG_COLUMN, _PG_LINE, _PG_SCATTER, _PG_PIE */
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short chartstyle; /* Style for selected chart type */
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windowtype chartwindow; /* Window definition for overall chart */
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windowtype datawindow; /* Window definition for data part of chart */
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titletype maintitle; /* Main chart title */
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titletype subtitle; /* Chart sub-title */
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axistype xaxis; /* Definition for X-axis */
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axistype yaxis; /* Definition for Y-axis */
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legendtype legend; /* Definition for legend */
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} chartenv;
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#define _CHARTENV_DEFINED
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#endif
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/* Typedef for character bitmap */
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#ifndef _CHARMAP_DEFINED
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typedef unsigned char charmap[8];
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#define _CHARMAP_DEFINED
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#endif
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/* Typedef for pattern bitmap */
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#ifndef _FILLMAP_DEFINED
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typedef unsigned char fillmap[8];
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#define _FILLMAP_DEFINED
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#endif
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/* Typedef for palette entry definition */
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#ifndef _PALETTEENTRY_DEFINED
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typedef struct {
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unsigned short color;
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unsigned short style;
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fillmap fill;
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char plotchar;
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} paletteentry;
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#define _PALETTEENTRY_DEFINED
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#endif
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/* Typedef for palette definition */
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#ifndef _PALETTETYPE_DEFINED
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typedef paletteentry palettetype[_PG_PALETTELEN];
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#define _PALETTETYPE_DEFINED
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#endif
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/* Typedef for style sets */
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#ifndef _STYLESET_DEFINED
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typedef unsigned short styleset[_PG_PALETTELEN];
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#define _STYLESET_DEFINED
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#endif
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/* Function prototypes for charting routines */
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short _far _cdecl _pg_initchart(void);
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short _far _cdecl _pg_defaultchart(chartenv _far *, short, short);
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short _far _cdecl _pg_chart(chartenv _far *, char _far * _far *, float _far *, short);
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short _far _cdecl _pg_chartms(chartenv _far *, char _far * _far *, float _far *, short, short, short, char _far * _far *);
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short _far _cdecl _pg_chartscatter(chartenv _far *, float _far *, float _far *, short);
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short _far _cdecl _pg_chartscatterms(chartenv _far *, float _far *, float _far *, short, short, short, char _far * _far *);
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short _far _cdecl _pg_chartpie(chartenv _far *, char _far * _far *, float _far *, short _far *, short);
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/* Function prototypes for support routines */
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short _far _cdecl _pg_hlabelchart(chartenv _far *, short, short, short, char _far *);
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short _far _cdecl _pg_vlabelchart(chartenv _far *, short, short, short, char _far *);
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short _far _cdecl _pg_analyzechart(chartenv _far *, char _far * _far *, float _far *, short);
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short _far _cdecl _pg_analyzechartms(chartenv _far *, char _far * _far *, float _far *, short, short, short, char _far * _far *);
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short _far _cdecl _pg_analyzescatter(chartenv _far *, float _far *, float _far *, short);
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short _far _cdecl _pg_analyzescatterms(chartenv _far *, float _far *, float _far *, short, short, short, char _far * _far *);
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short _far _cdecl _pg_analyzepie(chartenv _far *, char _far * _far *, float _far *, short _far *, short);
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short _far _cdecl _pg_getpalette(paletteentry _far *);
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short _far _cdecl _pg_setpalette(paletteentry _far *);
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short _far _cdecl _pg_resetpalette(void);
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void _far _cdecl _pg_getstyleset(unsigned short _far *);
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void _far _cdecl _pg_setstyleset(unsigned short _far *);
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void _far _cdecl _pg_resetstyleset(void);
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short _far _cdecl _pg_getchardef(short, unsigned char _far *);
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short _far _cdecl _pg_setchardef(short, unsigned char _far *);
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/* Restore default packing */
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#pragma pack()
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