RetroFE/RetroFE/Source/Graphics/Component/VideoComponent.cpp
2015-06-25 11:27:52 -05:00

105 lines
2.7 KiB
C++

/* This file is part of RetroFE.
*
* RetroFE is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* RetroFE is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with RetroFE. If not, see <http://www.gnu.org/licenses/>.
*/
#include "VideoComponent.h"
#include "../ViewInfo.h"
#include "../../Database/Configuration.h"
#include "../../Utility/Log.h"
#include "../../SDL.h"
VideoComponent::VideoComponent(IVideo *videoInst, std::string videoFile, float scaleX, float scaleY)
: videoFile_(videoFile)
, videoInst_(videoInst)
, scaleX_(scaleX)
, scaleY_(scaleY)
, isPlaying_(false)
{
// AllocateGraphicsMemory();
}
VideoComponent::~VideoComponent()
{
freeGraphicsMemory();
if(videoInst_)
{
videoInst_->stop();
}
}
void VideoComponent::update(float dt)
{
if(isPlaying_)
{
videoInst_->update(dt);
// video needs to run a frame to start getting size info
if(baseViewInfo.ImageHeight == 0 && baseViewInfo.ImageWidth == 0)
{
baseViewInfo.ImageHeight = static_cast<float>(videoInst_->getHeight());
baseViewInfo.ImageWidth = static_cast<float>(videoInst_->getWidth());
}
}
Component::update(dt);
}
void VideoComponent::allocateGraphicsMemory()
{
Component::allocateGraphicsMemory();
if(!isPlaying_)
{
isPlaying_ = videoInst_->play(videoFile_);
}
}
void VideoComponent::freeGraphicsMemory()
{
videoInst_->stop();
isPlaying_ = false;
Component::freeGraphicsMemory();
}
void VideoComponent::launchEnter()
{
freeGraphicsMemory();
}
void VideoComponent::launchExit()
{
allocateGraphicsMemory();
}
void VideoComponent::draw()
{
SDL_Rect rect;
rect.x = static_cast<int>(baseViewInfo.XRelativeToOrigin());
rect.y = static_cast<int>(baseViewInfo.YRelativeToOrigin());
rect.h = static_cast<int>(baseViewInfo.ScaledHeight());
rect.w = static_cast<int>(baseViewInfo.ScaledWidth());
videoInst_->draw();
SDL_Texture *texture = videoInst_->getTexture();
if(texture)
{
SDL::renderCopy(texture, static_cast<int>(baseViewInfo.Alpha * 255), NULL, &rect, static_cast<int>(baseViewInfo.Angle));
}
}