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84 lines
2.7 KiB
C++
84 lines
2.7 KiB
C++
/*
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* CPrologEpilogVideo.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 "CPrologEpilogVideo.h"
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#include "../CGameInfo.h"
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#include "../CMusicHandler.h"
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#include "../CVideoHandler.h"
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#include "../gui/WindowHandler.h"
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#include "../gui/CGuiHandler.h"
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#include "../gui/FramerateManager.h"
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#include "../widgets/TextControls.h"
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#include "../render/Canvas.h"
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CPrologEpilogVideo::CPrologEpilogVideo(CampaignScenarioPrologEpilog _spe, std::function<void()> callback)
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: CWindowObject(BORDERED), spe(_spe), positionCounter(0), voiceSoundHandle(-1), videoSoundHandle(-1), exitCb(callback), elapsedTimeMilliseconds(0)
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{
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OBJ_CONSTRUCTION_CAPTURING_ALL_NO_DISPOSE;
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addUsedEvents(LCLICK | TIME);
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pos = center(Rect(0, 0, 800, 600));
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updateShadow();
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auto audioData = CCS->videoh->getAudio(spe.prologVideo);
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videoSoundHandle = CCS->soundh->playSound(audioData);
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CCS->videoh->open(spe.prologVideo);
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CCS->musich->playMusic(spe.prologMusic, true, true);
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voiceDurationMilliseconds = CCS->soundh->getSoundDuration(spe.prologVoice) * 1000.0;
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voiceSoundHandle = CCS->soundh->playSound(spe.prologVoice);
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auto onVoiceStop = [this]()
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{
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voiceStopped = true;
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elapsedTimeMilliseconds = 0;
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};
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CCS->soundh->setCallback(voiceSoundHandle, onVoiceStop);
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text = std::make_shared<CMultiLineLabel>(Rect(100, 500, 600, 100), EFonts::FONT_BIG, ETextAlignment::CENTER, Colors::METALLIC_GOLD, spe.prologText.toString());
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text->scrollTextTo(-50); // beginning of text in the vertical middle of black area
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}
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void CPrologEpilogVideo::tick(uint32_t msPassed)
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{
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elapsedTimeMilliseconds += msPassed;
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}
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void CPrologEpilogVideo::show(Canvas & to)
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{
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to.drawColor(pos, Colors::BLACK);
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//some videos are 800x600 in size while some are 800x400
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CCS->videoh->update(pos.x, pos.y + (CCS->videoh->size().y == 400 ? 100 : 0), to.getInternalSurface(), true, false);
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const uint32_t speed = (voiceDurationMilliseconds == 0) ? 100 : (voiceDurationMilliseconds / (text->textSize.y));
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if(elapsedTimeMilliseconds > speed && text->textSize.y - 50 > positionCounter)
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{
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text->scrollTextBy(1);
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elapsedTimeMilliseconds -= speed;
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++positionCounter;
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}
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else
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{
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text->showAll(to); // blit text over video, if needed
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if(elapsedTimeMilliseconds > (voiceDurationMilliseconds == 0.0 ? 6000 : 3000) && voiceStopped) // pause after completed scrolling (longer for intros missing voice)
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clickPressed(GH.getCursorPosition());
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}
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}
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void CPrologEpilogVideo::clickPressed(const Point & cursorPosition)
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{
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close();
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CCS->soundh->stopSound(voiceSoundHandle);
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CCS->soundh->stopSound(videoSoundHandle);
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exitCb();
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}
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