SO3ScreenshotManager.h

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/*
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This source file is part of OpenSpace3D
For the latest info, see http://www.openspace3d.com
 
Copyright (c) 2017 I-maginer
 
This program is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 2 of the License, or (at your option) any later
version.
 
This program 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 Lesser General Public License for more details.
 
You should have received a copy of the GNU Lesser General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 59 Temple
Place - Suite 330, Boston, MA 02111-1307, USA, or go to
http://www.gnu.org/copyleft/lesser.txt
 
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*/
 
#ifndef __SO3SCREENSHOTMANAGER_H__
#define __SO3SCREENSHOTMANAGER_H__
 
#include "SCOLBasic/SO3Prerequisites.h"
#include "SO3Renderer/SO3Window.h"
#include "SO3Renderer/SO3ViewPort.h"
 
namespace SO3
{
 
class SScreenshotManager
{
public:
protected:
private:
  unsigned int mWidthGridSize;
  unsigned int mHeightGridSize;
  unsigned int mWindowWidth;
  unsigned int mWindowHeight;
  unsigned int mDestWidth;
  unsigned int mDestHeight;
  bool mEnableOverlays;
  bool mTransparentBackground;
 
  //temp texture with current screensize
  Ogre::TexturePtr mTempTex;
  Ogre::RenderTexture* mRT;
  Ogre::HardwarePixelBufferSharedPtr mBuffer;
  //PixelBox for a large Screenshot, if grid size is > 1
  Ogre::PixelBox mFinalPicturePB;
  //Pointer to the color data of the pixel box
  Ogre::uint8* mData;
  SViewPort* mViewport;
 
public:
  SScreenshotManager(SViewPort* viewport, unsigned int width, unsigned int height, bool withOverlays, bool transparentBackground);
 
  ~SScreenshotManager();
 
  void MakeScreenshot(std::string filename);
private:
  SScreenshotManager();
};
 
}
 
#endif