1 files changed, 117 insertions, 0 deletions
diff --git a/cd/src/gdk/cdgdknative.c b/cd/src/gdk/cdgdknative.c
new file mode 100644
index 0000000..9f0c5ed
--- /dev/null
+++ b/cd/src/gdk/cdgdknative.c
@@ -0,0 +1,117 @@
+/** \file
+ * \brief Gdk Native Window Driver
+ *
+ * See Copyright Notice in cd.h
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "cdgdk.h"
+#include "cdnative.h"
+
+
+int cdGetScreenColorPlanes(void)
+{
+  static int first = 1;
+  static int bpp;
+
+  if (first)
+  {
+    GdkVisual* info = gdk_visual_get_system();
+
+    if (info != NULL)
+    {
+			bpp = info->depth;
+      return bpp;
+    }
+
+    bpp = 2;
+    first = 0;
+  }
+
+  return bpp;
+}
+
+void cdGetScreenSize(int *width, int *height, double *width_mm, double *height_mm)
+{
+  static int first = 1;
+  static int dpy_width, dpy_height, dpy_width_mm, dpy_height_mm;
+
+  if (first)
+  {
+    GdkScreen* drv_screen = gdk_screen_get_default();
+
+    dpy_width = gdk_screen_get_width(drv_screen);
+    dpy_height = gdk_screen_get_height(drv_screen);
+    dpy_width_mm = gdk_screen_get_width_mm(drv_screen);
+    dpy_height_mm = gdk_screen_get_height_mm(drv_screen);
+
+    first = 0;
+  }
+
+  if (width) *width = dpy_width;
+  if (height) *height = dpy_height;
+  if (width_mm) *width_mm = dpy_width_mm;
+  if (height_mm) *height_mm = dpy_height_mm;
+}
+
+static void cdkillcanvas(cdCtxCanvas *ctxcanvas)
+{
+  cdgdkKillCanvas(ctxcanvas);
+}
+
+static int cdactivate(cdCtxCanvas *ctxcanvas)
+{
+  gdk_drawable_get_size(ctxcanvas->wnd, &ctxcanvas->canvas->w, &ctxcanvas->canvas->h);
+
+  ctxcanvas->canvas->w_mm = ((double)ctxcanvas->canvas->w) / ctxcanvas->canvas->xres;
+  ctxcanvas->canvas->h_mm = ((double)ctxcanvas->canvas->h) / ctxcanvas->canvas->yres;
+
+  if (ctxcanvas->canvas->use_matrix)
+    ctxcanvas->canvas->cxTransform(ctxcanvas, ctxcanvas->canvas->matrix);
+
+  return CD_OK;
+}
+
+static void cdcreatecanvas(cdCanvas* canvas, void *data)
+{
+  GdkDrawable* wnd = (GdkDrawable*)data;
+  if (!wnd) 
+    return;
+
+  cdgdkCreateCanvas(canvas, wnd, gdk_drawable_get_screen(wnd), gdk_drawable_get_visual(wnd));
+}
+
+static void cdinittable(cdCanvas* canvas)
+{
+  cdgdkInitTable(canvas);
+
+  canvas->cxKillCanvas = cdkillcanvas;
+  canvas->cxActivate = cdactivate;
+}
+
+/******************************************************/
+
+static cdContext cdNativeWindowContext =
+{
+  CD_CAP_ALL & ~(CD_CAP_PLAY | CD_CAP_YAXIS | CD_CAP_FPRIMTIVES ),
+  1,
+  cdcreatecanvas,
+  cdinittable,
+  NULL,
+  NULL,
+};
+
+
+cdContext* cdContextNativeWindow(void)
+{
+  if (cdUseContextPlus(CD_QUERY))
+  {
+    cdContext* ctx = cdGetContextPlus(CD_CTX_NATIVEWINDOW);
+    if (ctx != NULL)
+      return ctx;
+  }
+
+  return &cdNativeWindowContext;
+}