Initial community commit

Src/Wasabi/api/wnd/wndclass/bufferpaintwnd.h

@@ -0,0 +1,40 @@
+#ifndef __BPAINTWND_H
+#define __BPAINTWND_H
+
+#include <api/wnd/wndclass/guiobjwnd.h>
+
+#define BUFFERPAINTWND_PARENT GuiObjectWnd 
+
+class BufferPaintWnd : public BUFFERPAINTWND_PARENT {
+  
+  public:
+    BufferPaintWnd();
+    virtual ~BufferPaintWnd();
+
+    virtual int onInit(); 
+    virtual int onPaint(Canvas *c); 
+  
+    virtual int onBufferPaint(BltCanvas *c, int w, int h) { return 1; } 
+    virtual int wantEvenAlignment() { return 0; } // if you need even coordinates for your framebuffer, return 1 here
+    virtual void getBufferPaintSize(int *w, int *h); // by default returns client width/height
+    virtual void getBufferPaintSource(RECT *r); // by default returns the size of the quickpaint canvas
+    virtual void getBufferPaintDest(RECT *r); // by default returns the size of client area
+    virtual int wantNegativeHeight() { return 0; }
+    virtual void invalidateBuffer();
+    virtual int onResize();
+    virtual void onNewBuffer(int w, int h) {}
+ 
+  protected:
+    BltCanvas *render_canvas;
+
+  private:
+    void bufferPaint();
+    int updateCanvas();
+
+    int canvas_w, canvas_h;
+
+    int invalidated;
+};
+
+
+#endif