1// Copyright (c) 2012 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#include "content/renderer/sad_plugin.h"
6
7#include <algorithm>
8
9#include "base/memory/scoped_ptr.h"
10#include "skia/ext/platform_canvas.h"
11#include "ui/gfx/blit.h"
12#include "ui/gfx/rect.h"
13
14namespace content {
15
16void PaintSadPlugin(blink::WebCanvas* webcanvas,
17                    const gfx::Rect& plugin_rect,
18                    const SkBitmap& sad_plugin_bitmap) {
19  const int width = plugin_rect.width();
20  const int height = plugin_rect.height();
21
22  SkCanvas* canvas = webcanvas;
23  SkAutoCanvasRestore auto_restore(canvas, true);
24  // We draw the sad-plugin bitmap at the origin of canvas.
25  // Add a translation so that it appears at the origin of plugin rect.
26  canvas->translate(plugin_rect.x(), plugin_rect.y());
27
28  SkPaint paint;
29  paint.setStyle(SkPaint::kFill_Style);
30  paint.setColor(SK_ColorBLACK);
31  canvas->drawRectCoords(0, 0, SkIntToScalar(width), SkIntToScalar(height),
32                         paint);
33  canvas->drawBitmap(
34      sad_plugin_bitmap,
35      SkIntToScalar(std::max(0, (width - sad_plugin_bitmap.width()) / 2)),
36      SkIntToScalar(std::max(0, (height - sad_plugin_bitmap.height()) / 2)));
37}
38
39}  // namespace content
40