Implement initial ClipRect....

gfx/canvas_skia.h

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef GFX_CANVAS_SKIA_H_
 #define GFX_CANVAS_SKIA_H_
 
 #include "base/basictypes.h"
 #include "gfx/canvas.h"
 #include "skia/ext/platform_canvas.h"
@@ skipping 66 matching lines @@
 #endif
 
   // Extracts a bitmap from the contents of this canvas.
   SkBitmap ExtractBitmap() const;
 
   // Overridden from Canvas:
   virtual void Save();
   virtual void SaveLayerAlpha(uint8 alpha);
   virtual void SaveLayerAlpha(uint8 alpha, const gfx::Rect& layer_bounds);
   virtual void Restore();
-  virtual bool GetClipRect(gfx::Rect* clip_rect);
   virtual bool ClipRectInt(int x, int y, int w, int h);
-  virtual bool IntersectsClipRectInt(int x, int y, int w, int h);
   virtual void TranslateInt(int x, int y);
   virtual void ScaleInt(int x, int y);
   virtual void FillRectInt(int x, int y, int w, int h,
                            const SkPaint& paint);
   virtual void FillRectInt(const SkColor& color, int x, int y, int w,
                            int h);
   virtual void DrawRectInt(const SkColor& color, int x, int y, int w,
                            int h);
   virtual void DrawRectInt(const SkColor& color, int x, int y, int w, int h,
                            SkXfermode::Mode mode);
@@ skipping 21 matching lines @@
   virtual void DrawFocusRect(int x, int y, int width, int height);
   virtual void TileImageInt(const SkBitmap& bitmap, int x, int y, int w, int h);
   virtual void TileImageInt(const SkBitmap& bitmap, int src_x, int src_y,
                             int dest_x, int dest_y, int w, int h);
   virtual gfx::NativeDrawingContext BeginPlatformPaint();
   virtual void EndPlatformPaint();
   virtual CanvasSkia* AsCanvasSkia();
   virtual const CanvasSkia* AsCanvasSkia() const;
 
  private:
+  // Test whether the provided rectangle intersects the current clip rect.
+  bool IntersectsClipRectInt(int x, int y, int w, int h);
+
 #if defined(OS_WIN)
   // Draws text with the specified color, font and location. The text is
   // aligned to the left, vertically centered, clipped to the region. If the
   // text is too big, it is truncated and '...' is added to the end.
   void DrawStringInt(const std::wstring& text, HFONT font,
                      const SkColor& color, int x, int y, int w, int h,
                      int flags);
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(CanvasSkia);
 };
 
 }  // namespace gfx;
 
 #endif  // GFX_CANVAS_SKIA_H_