1 files changed, 138 insertions, 0 deletions
diff --git a/src/gdiplus/cdwnativep.cpp b/src/gdiplus/cdwnativep.cpp
new file mode 100644
index 0000000..fffd044
--- /dev/null
+++ b/src/gdiplus/cdwnativep.cpp
@@ -0,0 +1,138 @@
+/** \file
+ * \brief Windows GDI+ Native Window Driver
+ *
+ * See Copyright Notice in cd.h
+ */
+
+#include "cdwinp.h"
+#include "cdnative.h"
+#include <stdlib.h>
+#include <stdio.h>
+
+
+static int cdactivate(cdCtxCanvas* ctxcanvas)
+{
+  if (ctxcanvas->hWnd)
+  {
+    RECT rect;
+    GetClientRect(ctxcanvas->hWnd, &rect);
+    int w = rect.right - rect.left;
+    int h = rect.bottom - rect.top;
+    int bpp = cdGetScreenColorPlanes();
+
+    if(ctxcanvas->canvas->w != w ||
+      ctxcanvas->canvas->h != h ||
+      ctxcanvas->canvas->bpp != bpp)
+    {
+      ctxcanvas->canvas->w = w;
+      ctxcanvas->canvas->h = h;
+      ctxcanvas->canvas->bpp = bpp;
+
+      delete ctxcanvas->graphics;
+      ctxcanvas->graphics = new Graphics(ctxcanvas->hWnd);
+
+      cdwpUpdateCanvas(ctxcanvas);
+    }
+  }
+  
+  return CD_OK;
+}
+
+static void cdkillcanvas(cdCtxCanvas* ctxcanvas)
+{
+  cdwpKillCanvas(ctxcanvas);
+
+  if (ctxcanvas->release_dc)
+    ReleaseDC(ctxcanvas->hWnd, ctxcanvas->hDC);
+
+  delete ctxcanvas;
+}
+
+static void cdcreatecanvas(cdCanvas* canvas, void *data)
+{
+  HWND hWnd = NULL;
+  HDC hDC = NULL;
+  Graphics* graphics;
+  int release_dc = 0;
+  
+  if (!data)
+  {
+    hDC = GetDC(NULL);
+    release_dc = 1;
+    
+    canvas->w = GetDeviceCaps(hDC, HORZRES);
+    canvas->h = GetDeviceCaps(hDC, VERTRES);
+
+    graphics = new Graphics(hDC);
+  }
+  else if (IsWindow((HWND)data)) 
+  {
+    hWnd = (HWND)data;
+    release_dc = 0;
+
+    RECT rect;
+    GetClientRect(hWnd, &rect);
+    canvas->w = rect.right - rect.left;
+    canvas->h = rect.bottom - rect.top;
+
+    graphics = new Graphics(hWnd);
+  }
+  else  /* can be a HDC or a string */
+  {
+    DWORD objtype = GetObjectType((HGDIOBJ)data);
+    if (objtype == OBJ_DC || objtype == OBJ_MEMDC || 
+        objtype == OBJ_ENHMETADC || objtype == OBJ_METADC)   
+    {
+      hDC = (HDC)data;
+      canvas->w = GetDeviceCaps(hDC, HORZRES);
+      canvas->h = GetDeviceCaps(hDC, VERTRES);
+    }
+    else
+    {
+      hDC = NULL;
+      canvas->w = 0;
+      canvas->h = 0;
+      sscanf((char*)data,"%p %dx%d", &hDC, &canvas->w, &canvas->h); 
+
+      if (!hDC || !canvas->w || !canvas->h)
+        return;
+    }
+
+    graphics = new Graphics(hDC);
+    release_dc = 0;
+  }
+
+  canvas->bpp = cdGetScreenColorPlanes();
+
+  /* Inicializa driver WIN32 */
+  cdCtxCanvas* ctxcanvas = cdwpCreateCanvas(canvas, graphics, CDW_WIN);
+  ctxcanvas->hWnd = hWnd;
+  ctxcanvas->hDC = hDC;
+  ctxcanvas->release_dc = release_dc;
+}
+
+static void cdinittable(cdCanvas* canvas)
+{
+  cdwpInitTable(canvas);
+
+  canvas->cxKillCanvas = cdkillcanvas;
+  canvas->cxActivate = cdactivate;
+}
+
+static cdContext cdNativeContext =
+{
+  CD_CAP_ALL & ~(CD_CAP_FLUSH | CD_CAP_PLAY | CD_CAP_YAXIS | 
+                 CD_CAP_FPRIMTIVES  ),
+  1,
+  cdcreatecanvas,
+  cdinittable,
+  NULL,              
+  NULL,
+};
+
+extern "C" {
+cdContext* cdContextNativeWindowPlus(void)
+{
+  return &cdNativeContext;
+}
+}