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74 lines
2.0 KiB
C++
74 lines
2.0 KiB
C++
/*
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* VideoWidget.h, 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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#pragma once
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#include "../gui/CIntObject.h"
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#include "../lib/filesystem/ResourcePath.h"
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#include "../lib/json/JsonNode.h"
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class IVideoInstance;
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class CMultiLineLabel;
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class VideoWidgetBase : public CIntObject
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{
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std::unique_ptr<IVideoInstance> videoInstance;
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std::unique_ptr<CMultiLineLabel> subTitle;
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std::pair<std::unique_ptr<ui8[]>, si64> audioData = {nullptr, 0};
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int audioHandle = -1;
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bool playAudio = false;
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float scaleFactor = 1.0;
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JsonNode subTitleData;
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void loadAudio(const VideoPath & file);
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void startAudio();
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void stopAudio();
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std::string getSubTitleLine(double timestamp);
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protected:
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VideoWidgetBase(const Point & position, const VideoPath & video, bool playAudio);
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VideoWidgetBase(const Point & position, const VideoPath & video, bool playAudio, float scaleFactor);
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virtual void onPlaybackFinished() = 0;
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void playVideo(const VideoPath & video);
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public:
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~VideoWidgetBase();
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void activate() override;
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void deactivate() override;
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void show(Canvas & to) override;
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void showAll(Canvas & to) override;
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void tick(uint32_t msPassed) override;
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void setPlaybackFinishedCallback(std::function<void()>);
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};
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class VideoWidget final: public VideoWidgetBase
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{
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VideoPath loopedVideo;
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void onPlaybackFinished() final;
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public:
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VideoWidget(const Point & position, const VideoPath & prologue, const VideoPath & looped, bool playAudio);
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VideoWidget(const Point & position, const VideoPath & looped, bool playAudio);
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};
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class VideoWidgetOnce final: public VideoWidgetBase
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{
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std::function<void()> callback;
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void onPlaybackFinished() final;
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public:
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VideoWidgetOnce(const Point & position, const VideoPath & video, bool playAudio, const std::function<void()> & callback);
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VideoWidgetOnce(const Point & position, const VideoPath & video, bool playAudio, float scaleFactor, const std::function<void()> & callback);
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};
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