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160 lines
3.2 KiB
C++
160 lines
3.2 KiB
C++
/*
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* TextControls.cpp, part of VCMI engine
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*
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* Authors: listed in file AUTHORS in main folder
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*
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* License: GNU General Public License v2.0 or later
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* Full text of license available in license.txt file, in main folder
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*
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*/
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#include "StdInc.h"
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#include "VideoWidget.h"
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#include "../CGameInfo.h"
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#include "../gui/CGuiHandler.h"
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#include "../media/ISoundPlayer.h"
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#include "../media/IVideoPlayer.h"
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#include "../render/Canvas.h"
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VideoWidgetBase::VideoWidgetBase(const Point & position, const VideoPath & video, bool playAudio)
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: VideoWidgetBase(position, video, playAudio, 1.0)
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{
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}
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VideoWidgetBase::VideoWidgetBase(const Point & position, const VideoPath & video, bool playAudio, float scaleFactor)
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: playAudio(playAudio), scaleFactor(scaleFactor)
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{
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addUsedEvents(TIME);
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pos += position;
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playVideo(video);
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}
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VideoWidgetBase::~VideoWidgetBase() = default;
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void VideoWidgetBase::playVideo(const VideoPath & fileToPlay)
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{
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videoInstance = CCS->videoh->open(fileToPlay, scaleFactor);
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if (videoInstance)
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{
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pos.w = videoInstance->size().x;
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pos.h = videoInstance->size().y;
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}
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if (playAudio)
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{
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loadAudio(fileToPlay);
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if (isActive())
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startAudio();
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}
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}
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void VideoWidgetBase::show(Canvas & to)
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{
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if(videoInstance)
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videoInstance->show(pos.topLeft(), to);
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}
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void VideoWidgetBase::loadAudio(const VideoPath & fileToPlay)
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{
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if (!playAudio)
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return;
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audioData = CCS->videoh->getAudio(fileToPlay);
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}
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void VideoWidgetBase::startAudio()
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{
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if(audioData.first == nullptr)
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return;
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audioHandle = CCS->soundh->playSound(audioData);
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if(audioHandle != -1)
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{
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CCS->soundh->setCallback(
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audioHandle,
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[this]()
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{
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this->audioHandle = -1;
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}
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);
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}
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}
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void VideoWidgetBase::stopAudio()
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{
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if(audioHandle != -1)
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{
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CCS->soundh->resetCallback(audioHandle);
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CCS->soundh->stopSound(audioHandle);
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audioHandle = -1;
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}
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}
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void VideoWidgetBase::activate()
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{
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CIntObject::activate();
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startAudio();
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}
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void VideoWidgetBase::deactivate()
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{
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CIntObject::deactivate();
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stopAudio();
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}
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void VideoWidgetBase::showAll(Canvas & to)
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{
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if(videoInstance)
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videoInstance->show(pos.topLeft(), to);
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}
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void VideoWidgetBase::tick(uint32_t msPassed)
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{
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if(videoInstance)
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{
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videoInstance->tick(msPassed);
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if(videoInstance->videoEnded())
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{
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videoInstance.reset();
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stopAudio();
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onPlaybackFinished();
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}
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}
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}
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VideoWidget::VideoWidget(const Point & position, const VideoPath & prologue, const VideoPath & looped, bool playAudio)
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: VideoWidgetBase(position, prologue, playAudio)
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, loopedVideo(looped)
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{
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}
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VideoWidget::VideoWidget(const Point & position, const VideoPath & looped, bool playAudio)
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: VideoWidgetBase(position, looped, playAudio)
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, loopedVideo(looped)
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{
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}
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void VideoWidget::onPlaybackFinished()
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{
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playVideo(loopedVideo);
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}
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VideoWidgetOnce::VideoWidgetOnce(const Point & position, const VideoPath & video, bool playAudio, const std::function<void()> & callback)
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: VideoWidgetBase(position, video, playAudio)
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, callback(callback)
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{
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}
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VideoWidgetOnce::VideoWidgetOnce(const Point & position, const VideoPath & video, bool playAudio, float scaleFactor, const std::function<void()> & callback)
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: VideoWidgetBase(position, video, playAudio, scaleFactor)
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, callback(callback)
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{
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}
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void VideoWidgetOnce::onPlaybackFinished()
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{
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callback();
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}
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