| /* |
| * Copyright (C) 2010 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
| * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| * THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "ChunkedUpdateDrawingArea.h" |
| |
| #include "UpdateChunk.h" |
| #include "WebPage.h" |
| #include <WebCore/BitmapInfo.h> |
| #include <WebCore/GraphicsContext.h> |
| |
| using namespace WebCore; |
| |
| namespace WebKit { |
| |
| void ChunkedUpdateDrawingArea::paintIntoUpdateChunk(UpdateChunk* updateChunk) |
| { |
| OwnPtr<HDC> hdc(::CreateCompatibleDC(0)); |
| |
| void* bits; |
| BitmapInfo bmp = BitmapInfo::createBottomUp(updateChunk->rect().size()); |
| OwnPtr<HBITMAP> hbmp(::CreateDIBSection(0, &bmp, DIB_RGB_COLORS, &bits, updateChunk->memory(), 0)); |
| |
| HBITMAP hbmpOld = static_cast<HBITMAP>(::SelectObject(hdc.get(), hbmp.get())); |
| |
| GraphicsContext gc(hdc.get()); |
| gc.save(); |
| |
| // FIXME: Is this white fill needed? |
| RECT rect = updateChunk->rect(); |
| ::FillRect(hdc.get(), &rect, (HBRUSH)::GetStockObject(WHITE_BRUSH)); |
| gc.translate(-updateChunk->rect().x(), -updateChunk->rect().y()); |
| |
| m_webPage->drawRect(gc, updateChunk->rect()); |
| |
| gc.restore(); |
| |
| // Re-select the old HBITMAP |
| ::SelectObject(hdc.get(), hbmpOld); |
| } |
| |
| } // namespace WebKit |