130 lines
3.1 KiB
C
130 lines
3.1 KiB
C
/*
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* grTCairoInt.h --
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*
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* Internal definitions for grTCairo[1..5].c.
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*
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* NOTE: In order for the these defs to work correctly, this file
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* (grTCairoInt.h) must be included after all the Magic .h files and before
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* the X11, OpenGL, and Tk/Tcl .h files.
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*
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* Copyright 2003 Open Circuit Design, Inc., for MultiGiG Ltd.
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*/
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#ifndef _MAGIC__GRAPHICS__GRTCAIROINT_H
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#define _MAGIC__GRAPHICS__GRTCAIROINT_H
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#include "utils/magic.h"
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/* Constants
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*/
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#define M_WIDTH 1023
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#define M_HEIGHT 750
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#define TCAIRO_BATCH_SIZE 10000
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/* Inverted Y axis definition */
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#define grTransYs(n) (DisplayHeight(grXdpy, grXscrn)-(n))
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/* Current settings for X function parameters */
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typedef struct {
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Tk_Font font;
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Tk_Cursor cursor;
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int fontSize;
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int depth;
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int maskmod;
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Tk_Window window;
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Window windowid;
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MagWindow *mw;
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} TCAIRO_CURRENT;
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/* Per-window data held in MagWindow w->w_grdata2 */
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typedef struct {
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/* Window surface and context */
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cairo_t *context;
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cairo_surface_t *surface;
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/* Backing store surface and context */
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cairo_t *backing_context;
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cairo_surface_t *backing_surface;
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} TCairoData;
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/* Used for vertex arrays */
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typedef struct {
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Point r_ll, r_ul, r_ur, r_lr;
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} TCairoRect;
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extern TCAIRO_CURRENT tcairoCurrent;
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extern bool grtcairoGetCursorPos();
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extern bool grtcairoGetCursorRootPos();
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extern bool grtcairoDrawGrid();
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extern void GrTCairoEnableTablet();
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extern void GrTCairoDisableTablet();
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extern void GrTCairoSetCMap();
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extern void grtcairoPutText();
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#ifdef VECTOR_FONTS
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extern void grtcairoFontText();
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#endif
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extern void GrTCairoSetCursor();
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extern int GrTCairoTextSize();
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extern void GrTCairoDrawGlyph();
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extern void GrTCairoBitBlt();
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extern void NullBitBlt();
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extern int GrTCairoReadPixel();
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extern void grtcairoSetLineStyle();
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extern void grtcairoSetCharSize();
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extern void grtcairoSetWMandC();
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extern void grtcairoRectConvert();
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extern void grtcairoFillPolygon();
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extern void grtcairoFreeBackingStore();
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extern void grtcairoCreateBackingStore();
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extern bool grtcairoGetBackingStore();
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extern bool grtcairoScrollBackingStore();
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extern void grtcairoPutBackingStore();
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extern void grtcairoDrawLine();
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extern void grtcairoDrawLines();
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extern void grtcairoFillRect();
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extern void grtcairoFillRects();
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extern int grtcairoNbLines;
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extern int grtcairoNbDiagonal;
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extern int grtcairoNbRects;
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extern Rect grtcairoLines[];
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extern Rect grtcairoDiagonal[];
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extern TCairoRect grtcairoRects[];
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#define GR_TCAIRO_FLUSH_LINES() { \
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if (grtcairoNbLines>0) { \
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grtcairoDrawLines(grtcairoLines, grtcairoNbLines); \
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grtcairoNbLines=0; \
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} \
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}
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#define GR_TCAIRO_FLUSH_DIAGONAL() { \
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if (grtcairoNbDiagonal>0) { \
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grtcairoDrawLines(grtcairoDiagonal, grtcairoNbDiagonal); \
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grtcairoNbDiagonal = 0; \
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} \
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}
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#define GR_TCAIRO_FLUSH_RECTS() { \
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if (grtcairoNbRects>0) { \
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grtcairoFillRects(grtcairoRects, grtcairoNbRects); \
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grtcairoNbRects=0; \
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} \
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}
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#define GR_TCAIRO_FLUSH_BATCH() { \
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GR_TCAIRO_FLUSH_LINES(); \
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GR_TCAIRO_FLUSH_DIAGONAL(); \
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GR_TCAIRO_FLUSH_RECTS(); \
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}
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/* Used by the wind3d window */
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extern void TCairoEventProc();
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#endif /* _MAGIC__GRAPHICS__GRTCAIROINT_H */
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