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Issue 8139022: Rename ScopedHDC to ScopedCreateDC (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Update a comment of ScopedCreateDC Created 9 years, 2 months ago
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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 "chrome/browser/aeropeek_manager.h" 5 #include "chrome/browser/aeropeek_manager.h"
6 6
7 #include <dwmapi.h> 7 #include <dwmapi.h>
8 #include <shobjidl.h> 8 #include <shobjidl.h>
9 9
10 #include "base/command_line.h" 10 #include "base/command_line.h"
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217 thumbnail_bitmap = skia::ImageOperations::Resize( 217 thumbnail_bitmap = skia::ImageOperations::Resize(
218 tab_bitmap_, 218 tab_bitmap_,
219 skia::ImageOperations::RESIZE_LANCZOS3, 219 skia::ImageOperations::RESIZE_LANCZOS3,
220 thumbnail_size.width(), 220 thumbnail_size.width(),
221 thumbnail_size.height()); 221 thumbnail_size.height());
222 } 222 }
223 223
224 // Create a DIB, copy the resized image, and send the DIB to Windows. 224 // Create a DIB, copy the resized image, and send the DIB to Windows.
225 // We can delete this DIB after sending it to Windows since Windows creates 225 // We can delete this DIB after sending it to Windows since Windows creates
226 // a copy of the DIB and use it. 226 // a copy of the DIB and use it.
227 base::win::ScopedHDC hdc(CreateCompatibleDC(NULL)); 227 base::win::ScopedCreateDC hdc(CreateCompatibleDC(NULL));
228 if (!hdc.Get()) { 228 if (!hdc.Get()) {
229 LOG(ERROR) << "cannot create a memory DC: " << GetLastError(); 229 LOG(ERROR) << "cannot create a memory DC: " << GetLastError();
230 return; 230 return;
231 } 231 }
232 232
233 BITMAPINFOHEADER header; 233 BITMAPINFOHEADER header;
234 gfx::CreateBitmapHeader(thumbnail_size.width(), thumbnail_size.height(), 234 gfx::CreateBitmapHeader(thumbnail_size.width(), thumbnail_size.height(),
235 &header); 235 &header);
236 236
237 void* bitmap_data = NULL; 237 void* bitmap_data = NULL;
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332 332
333 ~SendLivePreviewTask() { 333 ~SendLivePreviewTask() {
334 } 334 }
335 335
336 private: 336 private:
337 void Run() { 337 void Run() {
338 // Create a DIB for the user-perceived content area of the tab, copy the 338 // Create a DIB for the user-perceived content area of the tab, copy the
339 // tab image into the DIB, and send it to Windows. 339 // tab image into the DIB, and send it to Windows.
340 // We don't need to paste this tab image onto the frame image since Windows 340 // We don't need to paste this tab image onto the frame image since Windows
341 // automatically pastes it for us. 341 // automatically pastes it for us.
342 base::win::ScopedHDC hdc(CreateCompatibleDC(NULL)); 342 base::win::ScopedCreateDC hdc(CreateCompatibleDC(NULL));
343 if (!hdc.Get()) { 343 if (!hdc.Get()) {
344 LOG(ERROR) << "cannot create a memory DC: " << GetLastError(); 344 LOG(ERROR) << "cannot create a memory DC: " << GetLastError();
345 return; 345 return;
346 } 346 }
347 347
348 BITMAPINFOHEADER header; 348 BITMAPINFOHEADER header;
349 gfx::CreateBitmapHeader(content_bounds_.width(), content_bounds_.height(), 349 gfx::CreateBitmapHeader(content_bounds_.width(), content_bounds_.height(),
350 &header); 350 &header);
351 351
352 void* bitmap_data = NULL; 352 void* bitmap_data = NULL;
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1117 // This code is just copied from "thumbnail_generator.cc". 1117 // This code is just copied from "thumbnail_generator.cc".
1118 skia::PlatformCanvas canvas; 1118 skia::PlatformCanvas canvas;
1119 if (!backing_store->CopyFromBackingStore(gfx::Rect(backing_store->size()), 1119 if (!backing_store->CopyFromBackingStore(gfx::Rect(backing_store->size()),
1120 &canvas)) 1120 &canvas))
1121 return false; 1121 return false;
1122 1122
1123 const SkBitmap& bitmap = skia::GetTopDevice(canvas)->accessBitmap(false); 1123 const SkBitmap& bitmap = skia::GetTopDevice(canvas)->accessBitmap(false);
1124 bitmap.copyTo(preview, SkBitmap::kARGB_8888_Config); 1124 bitmap.copyTo(preview, SkBitmap::kARGB_8888_Config);
1125 return true; 1125 return true;
1126 } 1126 }
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