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//
// libavg - Media Playback Engine.
// Copyright (C) 2003-2014 Ulrich von Zadow
//
// This library 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 library 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 library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// Current versions can be found at www.libavg.de
//
#ifndef _Filterfillrect_H_
#define _Filterfillrect_H_
#include "../api.h"
#include "Filter.h"
#include "../base/Rect.h"
namespace avg {
// Filter that fills a rectangle in a Bitmap with a color.
template<class PixelC>
class AVG_TEMPLATE_API FilterFillRect: public Filter
{
public:
FilterFillRect (IntRect Rect, const PixelC& Color);
virtual ~FilterFillRect();
virtual void applyInPlace(BitmapPtr pBmp) ;
private:
PixelC m_Color;
IntRect m_Rect;
};
template<class PixelC>
FilterFillRect<PixelC>::FilterFillRect (IntRect Rect, const PixelC& Color)
{
m_Rect = Rect;
m_Color = Color;
}
template<class PixelC>
FilterFillRect<PixelC>::~FilterFillRect ()
{
}
template<class PixelC>
void FilterFillRect<PixelC>::applyInPlace (BitmapPtr pBmp)
{
int Stride = pBmp->getStride()/pBmp->getBytesPerPixel();
PixelC * pLine = (PixelC*)(pBmp->getPixels())+(m_Rect.tl.y*Stride);
PixelC * pPixel;
for (int y=m_Rect.tl.y; y<m_Rect.br.y; ++y) {
pPixel = pLine+m_Rect.tl.x;
for (int x=m_Rect.tl.x; x<m_Rect.br.x; ++x) {
*pPixel = m_Color;
pPixel++;
}
pLine += Stride;
}
}
}
#endif
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