| //======================================================================== |
| // |
| // SplashBitmap.h |
| // |
| //======================================================================== |
| |
| //======================================================================== |
| // |
| // Modified under the Poppler project - http://poppler.freedesktop.org |
| // |
| // All changes made under the Poppler project to this file are licensed |
| // under GPL version 2 or later |
| // |
| // Copyright (C) 2007 Ilmari Heikkinen <ilmari.heikkinen@gmail.com> |
| // Copyright (C) 2009 Shen Liang <shenzhuxi@gmail.com> |
| // Copyright (C) 2009 Albert Astals Cid <aacid@kde.org> |
| // Copyright (C) 2009 Stefan Thomas <thomas@eload24.com> |
| // Copyright (C) 2010 Adrian Johnson <ajohnson@redneon.com> |
| // Copyright (C) 2010 Harry Roberts <harry.roberts@midnight-labs.org> |
| // Copyright (C) 2010 Christian Feuersänger <cfeuersaenger@googlemail.com> |
| // |
| // To see a description of the changes please see the Changelog file that |
| // came with your tarball or type make ChangeLog if you are building from git |
| // |
| //======================================================================== |
| |
| #ifndef SPLASHBITMAP_H |
| #define SPLASHBITMAP_H |
| |
| #ifdef USE_GCC_PRAGMAS |
| #pragma interface |
| #endif |
| |
| #include "SplashTypes.h" |
| #include <stdio.h> |
| |
| class ImgWriter; |
| |
| //------------------------------------------------------------------------ |
| // SplashBitmap |
| //------------------------------------------------------------------------ |
| |
| class SplashBitmap { |
| public: |
| |
| // Create a new bitmap. It will have <widthA> x <heightA> pixels in |
| // color mode <modeA>. Rows will be padded out to a multiple of |
| // <rowPad> bytes. If <topDown> is false, the bitmap will be stored |
| // upside-down, i.e., with the last row first in memory. |
| SplashBitmap(int widthA, int heightA, int rowPad, |
| SplashColorMode modeA, GBool alphaA, |
| GBool topDown = gTrue); |
| |
| ~SplashBitmap(); |
| |
| int getWidth() { return width; } |
| int getHeight() { return height; } |
| int getRowSize() { return rowSize; } |
| int getAlphaRowSize() { return width; } |
| int getRowPad() { return rowPad; } |
| SplashColorMode getMode() { return mode; } |
| SplashColorPtr getDataPtr() { return data; } |
| Guchar *getAlphaPtr() { return alpha; } |
| |
| SplashError writePNMFile(char *fileName); |
| SplashError writePNMFile(FILE *f); |
| |
| SplashError writeImgFile(SplashImageFileFormat format, char *fileName, int hDPI, int vDPI); |
| SplashError writeImgFile(SplashImageFileFormat format, FILE *f, int hDPI, int vDPI); |
| SplashError writeImgFile(ImgWriter *writer, FILE *f, int hDPI, int vDPI); |
| |
| void getPixel(int x, int y, SplashColorPtr pixel); |
| Guchar getAlpha(int x, int y); |
| |
| private: |
| |
| int width, height; // size of bitmap |
| int rowPad; |
| int rowSize; // size of one row of data, in bytes |
| // - negative for bottom-up bitmaps |
| SplashColorMode mode; // color mode |
| SplashColorPtr data; // pointer to row zero of the color data |
| Guchar *alpha; // pointer to row zero of the alpha data |
| // (always top-down) |
| |
| friend class Splash; |
| }; |
| |
| #endif |