blob: b79febf638a6ab9c42f3f246ec41d2c52aeeeea5 [file] [log] [blame]
/*
* Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
* Copyright (C) 2007-2009 Torch Mobile, Inc.
*
* 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. ``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
* 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 "FrameWin.h"
#include "Frame.h"
#include "FrameView.h"
#include "GraphicsContext.h"
#include "GraphicsContextWin.h"
#include <wtf/win/GDIObject.h>
namespace WebCore {
extern HDC g_screenDC;
GDIObject<HBITMAP> imageFromRect(Frame* frame, IntRect& ir)
{
int w;
int h;
FrameView* view = frame->view();
if (view->parent()) {
ir.setLocation(view->parent()->convertChildToSelf(view, ir.location()));
w = ir.width() * frame->pageZoomFactor() + 0.5;
h = ir.height() * frame->pageZoomFactor() + 0.5;
} else {
ir = view->contentsToWindow(ir);
w = ir.width();
h = ir.height();
}
auto bmpDC = adoptGDIObject(::CreateCompatibleDC(g_screenDC));
auto hBmp = adoptGDIObject(::CreateCompatibleBitmap(g_screenDC, w, h));
if (!hBmp)
return nullptr;
HGDIOBJ hbmpOld = ::SelectObject(bmpDC.get(), hBmp.get());
{
GraphicsContextWin gc(bmpDC.get());
view->paint(&gc, ir);
}
::SelectObject(bmpDC.get(), hbmpOld);
return hBmp;
}
} // namespace WebCore