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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "webkit/plugins/sad_plugin.h" | 5 #include "webkit/plugins/sad_plugin.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 | 8 |
9 #include "base/memory/scoped_ptr.h" | 9 #include "base/memory/scoped_ptr.h" |
10 #include "skia/ext/platform_canvas.h" | 10 #include "skia/ext/platform_canvas.h" |
11 #include "ui/gfx/blit.h" | 11 #include "ui/gfx/blit.h" |
12 #include "ui/gfx/rect.h" | 12 #include "ui/gfx/rect.h" |
13 | 13 |
14 namespace webkit { | 14 namespace webkit { |
15 | 15 |
16 void PaintSadPlugin(WebKit::WebCanvas* webcanvas, | 16 void PaintSadPlugin(WebKit::WebCanvas* webcanvas, |
17 const gfx::Rect& plugin_rect, | 17 const gfx::Rect& plugin_rect, |
18 const SkBitmap& sad_plugin_bitmap) { | 18 const SkBitmap& sad_plugin_bitmap) { |
19 const int width = plugin_rect.width(); | 19 const int width = plugin_rect.width(); |
20 const int height = plugin_rect.height(); | 20 const int height = plugin_rect.height(); |
21 | 21 |
22 #if WEBKIT_USING_SKIA | |
23 SkCanvas* canvas = webcanvas; | 22 SkCanvas* canvas = webcanvas; |
24 SkAutoCanvasRestore auto_restore(canvas, true); | 23 SkAutoCanvasRestore auto_restore(canvas, true); |
25 // We draw the sad-plugin bitmap at the origin of canvas. | 24 // We draw the sad-plugin bitmap at the origin of canvas. |
26 // Add a translation so that it appears at the origin of plugin rect. | 25 // Add a translation so that it appears at the origin of plugin rect. |
27 canvas->translate(plugin_rect.x(), plugin_rect.y()); | 26 canvas->translate(plugin_rect.x(), plugin_rect.y()); |
28 #elif WEBKIT_USING_CG | |
29 // Make a temporary canvas for the background image. | |
30 scoped_ptr<SkCanvas> canvas(skia::CreateBitmapCanvas(width, height, false)); | |
31 // Flip the canvas, since the context expects flipped data. | |
32 canvas->translate(0, height); | |
33 canvas->scale(1, -1); | |
34 #endif | |
35 | 27 |
36 SkPaint paint; | 28 SkPaint paint; |
37 paint.setStyle(SkPaint::kFill_Style); | 29 paint.setStyle(SkPaint::kFill_Style); |
38 paint.setColor(SK_ColorBLACK); | 30 paint.setColor(SK_ColorBLACK); |
39 canvas->drawRectCoords(0, 0, SkIntToScalar(width), SkIntToScalar(height), | 31 canvas->drawRectCoords(0, 0, SkIntToScalar(width), SkIntToScalar(height), |
40 paint); | 32 paint); |
41 canvas->drawBitmap( | 33 canvas->drawBitmap( |
42 sad_plugin_bitmap, | 34 sad_plugin_bitmap, |
43 SkIntToScalar(std::max(0, (width - sad_plugin_bitmap.width()) / 2)), | 35 SkIntToScalar(std::max(0, (width - sad_plugin_bitmap.width()) / 2)), |
44 SkIntToScalar(std::max(0, (height - sad_plugin_bitmap.height()) / 2))); | 36 SkIntToScalar(std::max(0, (height - sad_plugin_bitmap.height()) / 2))); |
45 | |
46 // It's slightly less code to make a big SkBitmap of the sad tab image and | |
47 // then copy that to the screen than to use the native APIs. The small speed | |
48 // penalty is not important when drawing crashed plugins. | |
49 #if WEBKIT_USING_CG | |
50 BlitCanvasToContext(webcanvas, plugin_rect, canvas.get(), gfx::Point(0, 0)); | |
51 #endif | |
52 } | 37 } |
53 | 38 |
54 } // namespace webkit | 39 } // namespace webkit |
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