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1 files changed, 82 insertions, 0 deletions

diff --git a/src/gdk/cdgdk.h b/src/gdk/cdgdk.h
new file mode 100644
index 0000000..aea5e8a
--- /dev/null
+++ b/src/gdk/cdgdk.h
@@ -0,0 +1,82 @@
+/** \file
+ * \brief Gdk Cairo Base Driver
+ *
+ * See Copyright Notice in cd.h
+ */
+
+#ifndef __CDGDK_H
+#define __CDGDK_H
+
+#include <gdk/gdk.h>
+
+#include "cd.h"
+#include "cd_private.h"
+
+
+struct _cdCtxImage {
+  unsigned int w, h, depth;
+  GdkPixmap* img;
+  GdkScreen* scr;
+  GdkVisual* vis;
+};
+
+struct _cdCtxCanvas {
+  cdCanvas* canvas;
+  GdkVisual* vis;           /* visual usado pela aplicacao */
+  GdkScreen *scr;
+  GdkGC* gc;                 /* graphic context */
+  GdkDrawable* wnd;          /* drawable */
+  GdkColor fg;
+
+  GdkPixmap* last_hatch;     /* ultimo hatch setado pelo usuario */
+  GdkPixmap* last_stipple;   /* ultimo stipple setado pelo usuario */
+  GdkPixmap* last_pattern;   /* ultimo pattern setado pelo usuario */
+  GdkGC* last_stipple_gc;
+  int last_stipple_w;
+  int last_stipple_h;
+
+  GdkGC* last_pattern_gc;
+  int last_pattern_w;
+  int last_pattern_h;
+
+  unsigned int depth;    /* depth do canvas */
+  GdkPixmap* clip_polygon;   /* poligono de clipping */
+  GdkPixmap* new_region;
+  GdkPixmap* region_aux;
+  GdkGC* region_aux_gc;
+  void *data;            /* informacoes especificas do driver */
+  long int *xidata;      /* ximage cache */
+  int xisize;
+  GdkColormap* colormap;      /* colormap para todos os canvas */
+  GdkColor* color_table;      /* tabela de cores do colormap */
+  int num_colors;             /* tamanho maximo da tabela de cores  */
+  int rshift;                 /* constante red para calculo truecolor */
+  int gshift;                 /* constante green para calculo truecolor */
+  int bshift;                 /* constante blue para calculo truecolor */
+  double xmatrix[6];          /* transformation matrix that includes axis inversion */
+  float  rotate_angle;
+  int    rotate_center_x,
+         rotate_center_y;
+
+  cairo_font_face_t* font;     /* fonte de caracteres no X */
+
+  cdImage* image_dbuffer; /* utilizado pelo driver de Double buffer */
+  cdCanvas* canvas_dbuffer;
+};
+
+#define cdCOLOR8TO16(_x) (_x*257)  /* 65535/255 = 257 */
+#define cdCOLOR16TO8(_x) ((unsigned char)(_x/257))
+
+extern GdkColor (*cdgdkGetPixel)(cdCtxCanvas *ctxcanvas, unsigned long rgb);
+extern void (*cdxGetRGB)(cdCtxCanvas *ctxcanvas, unsigned long pixel, 
+                                                 unsigned char* red, 
+                                                 unsigned char* green, 
+                                                 unsigned char* blue);
+
+cdCtxCanvas *cdgdkCreateCanvas(cdCanvas* canvas, GdkDrawable* wnd, GdkScreen* scr, GdkVisual* vis);
+void cdxInitTable(cdCanvas* canvas);
+void cdxKillCanvas(cdCtxCanvas *ctxcanvas);
+int cdgdkClip(cdCtxCanvas *ctxcanvas, int clip_mode);
+void cdgdkPoly(cdCtxCanvas *ctxcanvas, int mode, cdPoint* poly, int n);
+
+#endif