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Diffstat (limited to 'atari/bitmap.h')
| -rw-r--r-- | atari/bitmap.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/atari/bitmap.h b/atari/bitmap.h new file mode 100644 index 000000000..a1e381095 --- /dev/null +++ b/atari/bitmap.h @@ -0,0 +1,44 @@ +/* + * Copyright 2010 Ole Loots <ole@monochrom.net> + * + * This file is part of NetSurf, http://www.netsurf-browser.org/ + * + * NetSurf 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; version 2 of the License. + * + * NetSurf 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, see <http://www.gnu.org/licenses/>. + */ + +#ifndef NS_ATARI_BITMAP_H +#define NS_ATARI_BITMAP_H + +#define BITMAP_SHRINK 0 +#define BITMAP_GROW 0x01 + +struct bitmap { + int width; + int height; + uint8_t *pixdata; + bool opaque; + short bpp; /* number of BYTES! per pixel */ + size_t rowstride; + struct bitmap * resized; +}; + +#define NS_BMP_DEFAULT_BPP 4 +/* calculate MFDB compatible rowstride (in number of pixels!) */ +#define MFDB_STRIDE( w ) (((w & 15) != 0) ? (w | 15)+1 : w) + +void * bitmap_create_ex( int w, int h, short bpp, int rowstride, unsigned int state, void * pixdata ); +void bitmap_to_mfdb(void * bitmap, MFDB * out); +void * bitmap_realloc( int w, int h, short bpp, int rowstride, unsigned int state, void * bmp ); +size_t bitmap_buffer_size( void * bitmap ) ; + +#endif |