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filtertest.h

/**********************************************************************************
* Copyright (c) 2003, Christoph Rueegg <opendev@cdrnet.ch> and Matthias Bader     *
* All rights reserved.                                                            *
*                                                                                 *
* Project Website: http://www.cdrnet.net/projects/painter/                        *
*                                                                                 *
* Redistribution and use in source and binary forms, with or without modification,*
* are permitted provided that the following conditions are met:                   *
*                                                                                 *
* 1. Redistributions of source code must retain the above copyright notice,       *
* this list of conditions and the following disclaimer.                           *
*                                                                                 *
* 2. Redistributions in binary form must reproduce the above copyright notice,    *
* this list of conditions and the following disclaimer in the documentation       *
* and/or other materials provided with the distribution.                          *
*                                                                                 *
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"     *
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE       *
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE      *
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE        *
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR             *
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF            *
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS        *
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN         *
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)         *
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF          *
* THE POSSIBILITY OF SUCH DAMAGE.                                                 *
**********************************************************************************/

#ifndef __FILTERTEST_H__
#define __FILTERTEST_H__

#include "filterstatefulltrans.h"

class RenderObject
{
private:
  int posx, posy;
  Channel<unsigned char>* source;
  Channel<unsigned char>* target;
public:
  RenderObject(int x, int y);
  ~RenderObject();
  void SetChannels(Channel<unsigned char>* source, Channel<unsigned char>* target);
  void Next();
  void Render();
  void Start();
  void End();
};

class TestFilter: public StatefullTransformationFilter
{
private:
  RenderObject *r1, *r2, *r3;
public:
  TestFilter();
  virtual ~TestFilter();
  void OnStart(Channel<unsigned char>* source, Channel<unsigned char>* target, int x, int y);
  void OnEnd(Channel<unsigned char>* source, Channel<unsigned char>* target, int x0, int y0, int x1, int y1);
  bool OnRender(Channel<unsigned char>* source, Channel<unsigned char>* target, int x0, int y0, int x1, int y1);
  ChannelFilter<unsigned char>* EmptyClone();
};

#endif

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