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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #ifndef CHROME_RENDERER_WEBVIEW_COLOR_OVERLAY_H_
6 #define CHROME_RENDERER_WEBVIEW_COLOR_OVERLAY_H_
7 
8 #include "base/basictypes.h"
9 #include "base/compiler_specific.h"
10 #include "third_party/WebKit/public/platform/WebRect.h"
11 #include "third_party/WebKit/public/web/WebPageOverlay.h"
12 #include "third_party/skia/include/core/SkColor.h"
13 
14 namespace content {
15 class RenderView;
16 }
17 
18 // This class draws the given color on a PageOverlay of a WebView.
19 class WebViewColorOverlay : public blink::WebPageOverlay {
20  public:
21   WebViewColorOverlay(content::RenderView* render_view, SkColor color);
22   virtual ~WebViewColorOverlay();
23 
24  private:
25   // blink::WebPageOverlay implementation:
26   virtual void paintPageOverlay(blink::WebCanvas* canvas);
27 
28   content::RenderView* render_view_;
29   SkColor color_;
30 
31   DISALLOW_COPY_AND_ASSIGN(WebViewColorOverlay);
32 };
33 
34 #endif  // CHROME_RENDERER_WEBVIEW_COLOR_OVERLAY_H_
35