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// Copyright 2003 Jeremy Sawicki
//
// This file is part of OxydLib.
//
// OxydLib 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.
//
// OxydLib 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 OxydLib; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#ifndef BITMAP_H
#define BITMAP_H
#include "VecUtils.h"
#include <string>
namespace OxydLib {
using std::string;
class Palette
{
public:
Palette();
~Palette();
int getNumColors() const;
void setNumColors(int numColors);
void getColor(int nColor,
unsigned int *pRed,
unsigned int *pGreen,
unsigned int *pBlue) const;
void setColor(int nColor,
unsigned int red,
unsigned int green,
unsigned int blue);
private:
std::vector<unsigned int> m_colors;
};
class Bitmap
{
public:
Bitmap();
~Bitmap();
void clear();
int getBitDepth() const { return m_bitDepth; }
void setBitDepth(int bitDepth) { m_bitDepth = bitDepth; }
unsigned char getPixel(int x, int y) const;
void setPixel(int x, int y, unsigned char pixelVal);
int getBit(int x, int y, int bitNum) const;
void setBit(int x, int y, int bitNum, int bitVal);
private:
int m_bitDepth;
ByteVec m_pixels;
};
// Both parseBitmap and unparseBitmap work with 16-color palettes,
// regardless of the bit depth of the bitmap.
bool parseBitmap(const ByteVec &in,
Bitmap *pBitmap,
Palette *pPalette,
string *pMsg = 0);
bool unparseBitmap(const Bitmap &bitmap,
const Palette &palette,
ByteVec *pOut,
string *pMsg = 0);
// The palette passed to bitmapToPPM should have 2^(bit depth of bitmap)
// colors.
void bitmapToPPM(const Bitmap &bitmap,
const Palette &palette,
ByteVec *pOut);
void bitPlaneToPPM(const Bitmap &bitmap,
int nBitPlane,
ByteVec *pOut);
}
#endif
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