scummvm/graphics/scaler/dotmatrix.h

50 lines
1.8 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program 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 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef GRAPHICS_SCALER_DOTMATRIX_H
#define GRAPHICS_SCALER_DOTMATRIX_H
#include "graphics/scalerplugin.h"
class DotMatrixPlugin : public ScalerPluginObject {
public:
DotMatrixPlugin();
void initialize(const Graphics::PixelFormat &format) override;
uint increaseFactor() override;
uint decreaseFactor() override;
bool canDrawCursor() const override { return false; }
uint extraPixels() const override { return 0; }
const char *getName() const override;
const char *getPrettyName() const override;
protected:
virtual void scaleIntern(const uint8 *srcPtr, uint32 srcPitch,
uint8 *dstPtr, uint32 dstPitch, int width, int height, int x, int y) override;
private:
// Allocate enough for 32bpp formats
uint32 lookup[17];
template<typename Pixel>
void scaleIntern(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr,
uint32 dstPitch, int width, int height, int x, int y);
};
#endif