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88 lines
2.5 KiB
88 lines
2.5 KiB
2 years ago
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/*
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libde265 example application "sherlock265".
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MIT License
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Copyright (c) 2013-2014 struktur AG, Dirk Farin <farin@struktur.de>
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#include "VideoWidget.hh"
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#include <QtGui>
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VideoWidget::VideoWidget(QWidget *parent)
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: QWidget(parent), mImg(NULL)
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{
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setAutoFillBackground(false);
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setAttribute(Qt::WA_NoSystemBackground, true);
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QPalette palette = this->palette();
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palette.setColor(QPalette::Background, Qt::black);
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setPalette(palette);
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setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding);
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setUpdatesEnabled(true);
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}
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VideoWidget::~VideoWidget()
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{
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}
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QSize VideoWidget::sizeHint() const
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{
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return QSize(352,288);
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}
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void VideoWidget::paintEvent(QPaintEvent *event)
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{
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QPainter painter(this);
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if (mImg) {
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QRect videoRect = mImg->rect();
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videoRect.moveCenter(this->rect().center());
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QRect erect = event->rect();
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if (!videoRect.contains(event->rect())) {
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QRegion region = event->region();
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region = region.subtracted(videoRect);
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QBrush brush = palette().background();
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foreach (const QRect &rect, region.rects()) {
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painter.fillRect(rect, brush);
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}
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}
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painter.drawImage(videoRect, *mImg);
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} else {
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painter.fillRect(event->rect(), palette().background());
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}
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}
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void VideoWidget::resizeEvent(QResizeEvent *event)
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{
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QWidget::resizeEvent(event);
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}
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