6c22573edb
patch from issue 325733002 TBR=scroggo Author: reed@chromium.org Review URL: https://codereview.chromium.org/322963002
58 lines
1.6 KiB
C++
58 lines
1.6 KiB
C++
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/*
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* Copyright 2012 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "SkRasterWidget.h"
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SkRasterWidget::SkRasterWidget(SkDebugger *debugger) : QWidget() {
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fBitmap.allocN32Pixels(800, 800);
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fBitmap.eraseColor(SK_ColorTRANSPARENT);
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fDevice = new SkBitmapDevice(fBitmap);
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fDebugger = debugger;
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fCanvas = new SkCanvas(fDevice);
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this->setStyleSheet("QWidget {background-color: white; border: 1px solid #cccccc;}");
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}
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SkRasterWidget::~SkRasterWidget() {
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SkSafeUnref(fCanvas);
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SkSafeUnref(fDevice);
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}
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void SkRasterWidget::resizeEvent(QResizeEvent* event) {
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fBitmap.allocN32Pixels(event->size().width(), event->size().height());
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fBitmap.eraseColor(SK_ColorTRANSPARENT);
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SkSafeUnref(fCanvas);
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SkSafeUnref(fDevice);
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fDevice = new SkBitmapDevice(fBitmap);
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fCanvas = new SkCanvas(fDevice);
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fDebugger->resize(event->size().width(), event->size().height());
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this->update();
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}
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void SkRasterWidget::paintEvent(QPaintEvent* event) {
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if (!this->isHidden()) {
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fDebugger->draw(fCanvas);
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QPainter painter(this);
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QStyleOption opt;
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opt.init(this);
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style()->drawPrimitive(QStyle::PE_Widget, &opt, &painter, this);
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QPoint origin(0,0);
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QImage image((uchar *)fBitmap.getPixels(), fBitmap.width(),
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fBitmap.height(), QImage::Format_ARGB32_Premultiplied);
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#if SK_R32_SHIFT == 0
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painter.drawImage(origin, image.rgbSwapped());
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#else
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painter.drawImage(origin, image);
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#endif
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painter.end();
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emit drawComplete();
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}
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}
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