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| 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 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 "chrome/renderer/safe_browsing/phishing_thumbnailer.h" | 5 #include "chrome/renderer/safe_browsing/phishing_thumbnailer.h" |
| 6 | 6 |
| 7 #include "base/logging.h" | 7 #include "base/logging.h" |
| 8 #include "base/metrics/histogram.h" | 8 #include "base/metrics/histogram.h" |
| 9 #include "base/time.h" | 9 #include "base/time.h" |
| 10 #include "content/renderer/render_view.h" | 10 #include "content/renderer/render_view.h" |
| 11 #include "skia/ext/bitmap_platform_device.h" | |
| 12 #include "skia/ext/image_operations.h" | 11 #include "skia/ext/image_operations.h" |
| 13 #include "skia/ext/platform_canvas.h" | 12 #include "skia/ext/platform_canvas.h" |
| 14 #include "third_party/skia/include/core/SkBitmap.h" | 13 #include "third_party/skia/include/core/SkBitmap.h" |
| 15 #include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h" | 14 #include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h" |
| 16 #include "third_party/WebKit/Source/WebKit/chromium/public/WebRect.h" | 15 #include "third_party/WebKit/Source/WebKit/chromium/public/WebRect.h" |
| 17 #include "third_party/WebKit/Source/WebKit/chromium/public/WebSize.h" | 16 #include "third_party/WebKit/Source/WebKit/chromium/public/WebSize.h" |
| 18 #include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h" | 17 #include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h" |
| 19 #include "ui/gfx/size.h" | 18 #include "ui/gfx/size.h" |
| 20 #include "webkit/glue/webkit_glue.h" | 19 #include "webkit/glue/webkit_glue.h" |
| 21 | 20 |
| (...skipping 24 matching lines...) Expand all Loading... |
| 46 } | 45 } |
| 47 WebSize old_size = view->size(); | 46 WebSize old_size = view->size(); |
| 48 // TODO(noelutz): not only should we hide all scroll bars but we should also | 47 // TODO(noelutz): not only should we hide all scroll bars but we should also |
| 49 // make sure that all scroll-bars are at the top. | 48 // make sure that all scroll-bars are at the top. |
| 50 view->mainFrame()->setCanHaveScrollbars(false); // always hide scrollbars. | 49 view->mainFrame()->setCanHaveScrollbars(false); // always hide scrollbars. |
| 51 view->resize(view_size); | 50 view->resize(view_size); |
| 52 view->layout(); | 51 view->layout(); |
| 53 view->paint(webkit_glue::ToWebCanvas(&canvas), | 52 view->paint(webkit_glue::ToWebCanvas(&canvas), |
| 54 WebRect(0, 0, view_size.width(), view_size.height())); | 53 WebRect(0, 0, view_size.width(), view_size.height())); |
| 55 | 54 |
| 56 skia::BitmapPlatformDevice& device = | 55 SkDevice& device = canvas.getTopDevice(); |
| 57 static_cast<skia::BitmapPlatformDevice&>(canvas.getTopPlatformDevice()); | |
| 58 | 56 |
| 59 // Now resize the thumbnail to the right size. Note: it is important that we | 57 // Now resize the thumbnail to the right size. Note: it is important that we |
| 60 // use this resize algorithm here. | 58 // use this resize algorithm here. |
| 61 const SkBitmap& bitmap = device.accessBitmap(false); | 59 const SkBitmap& bitmap = device.accessBitmap(false); |
| 62 SkBitmap thumbnail = skia::ImageOperations::Resize( | 60 SkBitmap thumbnail = skia::ImageOperations::Resize( |
| 63 bitmap, | 61 bitmap, |
| 64 skia::ImageOperations::RESIZE_LANCZOS3, | 62 skia::ImageOperations::RESIZE_LANCZOS3, |
| 65 thumbnail_size.width(), | 63 thumbnail_size.width(), |
| 66 thumbnail_size.height()); | 64 thumbnail_size.height()); |
| 67 | 65 |
| 68 // Put things back as they were before. | 66 // Put things back as they were before. |
| 69 if (view->zoomLevel() != old_zoom_level) { | 67 if (view->zoomLevel() != old_zoom_level) { |
| 70 view->setZoomLevel(false, old_zoom_level); | 68 view->setZoomLevel(false, old_zoom_level); |
| 71 } | 69 } |
| 72 // Maybe re-display the scrollbars and resize the view to its old size. | 70 // Maybe re-display the scrollbars and resize the view to its old size. |
| 73 view->mainFrame()->setCanHaveScrollbars( | 71 view->mainFrame()->setCanHaveScrollbars( |
| 74 render_view->should_display_scrollbars(old_size.width, old_size.height)); | 72 render_view->should_display_scrollbars(old_size.width, old_size.height)); |
| 75 view->resize(old_size); | 73 view->resize(old_size); |
| 76 | 74 |
| 77 UMA_HISTOGRAM_TIMES("SBClientPhishing.GrabPhishingThumbnail", | 75 UMA_HISTOGRAM_TIMES("SBClientPhishing.GrabPhishingThumbnail", |
| 78 base::TimeTicks::Now() - beginning_time); | 76 base::TimeTicks::Now() - beginning_time); |
| 79 return thumbnail; | 77 return thumbnail; |
| 80 } | 78 } |
| 81 | 79 |
| 82 } // namespace safe_browsing | 80 } // namespace safe_browsing |
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