diff -r 000000000000 -r 1918ee327afb tests/auto/mediaobject/dummy/videowidget.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/tests/auto/mediaobject/dummy/videowidget.cpp Mon Jan 11 14:00:40 2010 +0000 @@ -0,0 +1,246 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the test suite module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "videowidget.h" +#include +#include +#include +#include +#include +#include +#include +#include "mediaobject.h" + +QT_BEGIN_NAMESPACE + +namespace Phonon +{ +namespace Dummy +{ + +VideoWidget::VideoWidget(Backend *backend, QWidget *parent) : + QWidget(parent), + m_aspectRatio(Phonon::VideoWidget::AspectRatioAuto), + m_brightness(0.0), + m_hue(0.0), + m_contrast(0.0), + m_saturation(0.0), + m_scaleMode(Phonon::VideoWidget::FitInView) +{ + Q_UNUSED(backend) + +} + +VideoWidget::~VideoWidget() +{ +} + +void VideoWidget::paintEvent(QPaintEvent *event) +{ + Q_UNUSED(event) +} + +void VideoWidget::setVisible(bool val) +{ + Q_UNUSED(val) +} + +Phonon::VideoWidget::AspectRatio VideoWidget::aspectRatio() const +{ + return m_aspectRatio; +} + +QSize VideoWidget::sizeHint() const +{ + return QSize(640, 480); +} + +void VideoWidget::setAspectRatio(Phonon::VideoWidget::AspectRatio aspectRatio) +{ + Q_UNUSED(aspectRatio) +} + +Phonon::VideoWidget::ScaleMode VideoWidget::scaleMode() const +{ + return m_scaleMode; +} + +QRect VideoWidget::scaleToAspect(QRect srcRect, int w, int h) const +{ + float width = srcRect.width(); + float height = srcRect.width() * (float(h) / float(w)); + if (height > srcRect.height()) { + height = srcRect.height(); + width = srcRect.height() * (float(w) / float(h)); + } + return QRect(0, 0, (int)width, (int)height); +} + +/*** + * Calculates the actual rectangle the movie will be presented with + **/ +QRect VideoWidget::calculateDrawFrameRect() const +{ + QRect widgetRect = rect(); + QRect drawFrameRect; + // Set m_drawFrameRect to be the size of the smallest possible + // rect conforming to the aspect and containing the whole frame: + switch (aspectRatio()) { + + case Phonon::VideoWidget::AspectRatioWidget: + drawFrameRect = widgetRect; + // No more calculations needed. + return drawFrameRect; + + case Phonon::VideoWidget::AspectRatio4_3: + drawFrameRect = scaleToAspect(widgetRect, 4, 3); + break; + + case Phonon::VideoWidget::AspectRatio16_9: + drawFrameRect = scaleToAspect(widgetRect, 16, 9); + break; + + case Phonon::VideoWidget::AspectRatioAuto: + default: + drawFrameRect = QRect(0, 0, movieSize().width(), movieSize().height()); + break; + } + + // Scale m_drawFrameRect to fill the widget + // without breaking aspect: + float widgetWidth = widgetRect.width(); + float widgetHeight = widgetRect.height(); + float frameWidth = widgetWidth; + float frameHeight = drawFrameRect.height() * float(widgetWidth) / float(drawFrameRect.width()); + + switch (scaleMode()) { + case Phonon::VideoWidget::ScaleAndCrop: + if (frameHeight < widgetHeight) { + frameWidth *= float(widgetHeight) / float(frameHeight); + frameHeight = widgetHeight; + } + break; + case Phonon::VideoWidget::FitInView: + default: + if (frameHeight > widgetHeight) { + frameWidth *= float(widgetHeight) / float(frameHeight); + frameHeight = widgetHeight; + } + break; + } + drawFrameRect.setSize(QSize(int(frameWidth), int(frameHeight))); + drawFrameRect.moveTo(int((widgetWidth - frameWidth) / 2.0f), + int((widgetHeight - frameHeight) / 2.0f)); + return drawFrameRect; +} + +void VideoWidget::setScaleMode(Phonon::VideoWidget::ScaleMode scaleMode) +{ + Q_UNUSED(scaleMode) +} + +qreal VideoWidget::brightness() const +{ + return m_brightness; +} + +qreal clampedValue(qreal val) +{ + if (val > 1.0 ) + return 1.0; + else if (val < -1.0) + return -1.0; + else return val; +} + +void VideoWidget::setBrightness(qreal newValue) +{ + Q_UNUSED(newValue) +} + +qreal VideoWidget::contrast() const +{ + return m_contrast; +} + +void VideoWidget::setContrast(qreal newValue) +{ + Q_UNUSED(newValue) +} + +qreal VideoWidget::hue() const +{ + return m_hue; +} + +void VideoWidget::setHue(qreal newValue) +{ + Q_UNUSED(newValue) +} + +qreal VideoWidget::saturation() const +{ + return m_saturation; +} + +void VideoWidget::setSaturation(qreal newValue) +{ + Q_UNUSED(newValue) +} + +bool VideoWidget::event(QEvent *event) +{ + return QWidget::event(event); +} + +void VideoWidget::setMovieSize(const QSize &size) +{ + m_movieSize = size; + widget()->updateGeometry(); + widget()->update(); +} + +} +} //namespace Phonon::Dummy + +QT_END_NAMESPACE + +#include "moc_videowidget.cpp"