18e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project/* 28e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved. 38e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 48e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Redistribution and use in source and binary forms, with or without 58e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * modification, are permitted provided that the following conditions 68e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * are met: 78e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 1. Redistributions of source code must retain the above copyright 88e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * notice, this list of conditions and the following disclaimer. 98e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 108e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * notice, this list of conditions and the following disclaimer in the 118e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * documentation and/or other materials provided with the distribution. 128e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 138e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 148e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 158e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 168e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 178e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 188e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 198e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 208e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 218e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 228e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 238e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 248e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project */ 258e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 268e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "config.h" 278e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "FrameWin.h" 288e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 298e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include <windows.h> 308e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 310bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch#include "BitmapInfo.h" 328e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "FrameView.h" 33cad810f21b803229eb11403f9209855525a25d57Steve Block#include "GraphicsContextCG.h" 348e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "Settings.h" 358e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 368e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include <CoreGraphics/CoreGraphics.h> 378e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 388e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectusing std::min; 398e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 408e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectnamespace WebCore { 418e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 428e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectstatic void drawRectIntoContext(IntRect rect, FrameView* view, GraphicsContext* gc) 438e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 448e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project IntSize offset = view->scrollOffset(); 458e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project rect.move(-offset.width(), -offset.height()); 468e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project rect = view->convertToContainingWindow(rect); 478e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 488a0914b749bbe7da7768e07a7db5c6d4bb09472bSteve Block gc->concatCTM(AffineTransform().translate(-rect.x(), -rect.y())); 498e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 508e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project view->paint(gc, rect); 518e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 528e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 53635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Projectstatic HBITMAP imageFromRect(const Frame* frame, IntRect& ir) 548e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 55643ca7872b450ea4efacab6188849e5aac2ba161Steve Block PaintBehavior oldPaintBehavior = frame->view()->paintBehavior(); 56643ca7872b450ea4efacab6188849e5aac2ba161Steve Block frame->view()->setPaintBehavior(oldPaintBehavior | PaintBehaviorFlattenCompositingLayers); 57643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 588e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project void* bits; 598e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project HDC hdc = CreateCompatibleDC(0); 608e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project int w = ir.width(); 618e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project int h = ir.height(); 620bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch BitmapInfo bmp = BitmapInfo::create(IntSize(w, h)); 638e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 648e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project HBITMAP hbmp = CreateDIBSection(0, &bmp, DIB_RGB_COLORS, static_cast<void**>(&bits), 0, 0); 658e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project HBITMAP hbmpOld = static_cast<HBITMAP>(SelectObject(hdc, hbmp)); 668e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project CGContextRef context = CGBitmapContextCreate(static_cast<void*>(bits), w, h, 67cad810f21b803229eb11403f9209855525a25d57Steve Block 8, w * sizeof(RGBQUAD), deviceRGBColorSpaceRef(), kCGBitmapByteOrder32Little | kCGImageAlphaPremultipliedFirst); 688e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project CGContextSaveGState(context); 698e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 708e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project GraphicsContext gc(context); 718e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 728e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project drawRectIntoContext(ir, frame->view(), &gc); 738e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 748e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project CGContextRelease(context); 758e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project SelectObject(hdc, hbmpOld); 768e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project DeleteDC(hdc); 778e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 78643ca7872b450ea4efacab6188849e5aac2ba161Steve Block frame->view()->setPaintBehavior(oldPaintBehavior); 79643ca7872b450ea4efacab6188849e5aac2ba161Steve Block 80635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project return hbmp; 81635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project} 82635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 83635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source ProjectHBITMAP imageFromSelection(Frame* frame, bool forceBlackText) 84635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project{ 85635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project frame->document()->updateLayout(); 86635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 87643ca7872b450ea4efacab6188849e5aac2ba161Steve Block frame->view()->setPaintBehavior(PaintBehaviorSelectionOnly | (forceBlackText ? PaintBehaviorForceBlackText : 0)); 8868513a70bcd92384395513322f1b801e7bf9c729Steve Block FloatRect fr = frame->selection()->bounds(); 89635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project IntRect ir(static_cast<int>(fr.x()), static_cast<int>(fr.y()), 90635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project static_cast<int>(fr.width()), static_cast<int>(fr.height())); 91635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project HBITMAP image = imageFromRect(frame, ir); 92643ca7872b450ea4efacab6188849e5aac2ba161Steve Block frame->view()->setPaintBehavior(PaintBehaviorNormal); 93635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project return image; 94635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project} 958e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 96e8b154fd68f9b33be40a3590e58347f353835f5cSteve BlockDragImageRef Frame::nodeImage(Node* node) 97635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project{ 98635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project RenderObject* renderer = node->renderer(); 99635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project if (!renderer) 100635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project return 0; 101635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 102635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project IntRect topLevelRect; 103635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project IntRect paintingRect = renderer->paintingRootRect(topLevelRect); 104635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 105635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project document()->updateLayout(); 106635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 107635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project m_view->setNodeToDraw(node); // invoke special sub-tree drawing mode 108635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project HBITMAP result = imageFromRect(this, paintingRect); 109635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project m_view->setNodeToDraw(0); 110635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 111635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project return result; 1128e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 1138e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1148e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} // namespace WebCore 115