3 * Image handling tools, (c) AJK 2001-2005
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 typedef unsigned int Colour; // RGB value
27 L, // Line length in Image (W+1)
29 unsigned char *Image; // image array, one byte per pixel
30 int C; // colours (can be non power of 2, max 256)
31 Colour *Colour; // colour map (must have entry for each colour)
35 // macros and functions
37 #define ImagePixel(i,x,y) ((i)->Image[1+(i)->L*(y)+(x)])
39 Image *ImageNew(int w,int h,int c); // create a new blank image
40 void ImageFree(Image* i); // free an image
41 void ImageWriteGif(Image *i,int fh,int back,int trans,char *comment);
42 void ImageWritePNG(Image *i,int fh,int back,int trans,char *comment);
43 void ImageText(Image *i,int x,int y,int c,char *text); // write 8x8 text
44 void ImageSmall(Image *i,int x,int y,int c,char *text); // write 4x6 text
45 void ImageRect(Image *i,int x,int y,int w,int h,int c); // fill a box
46 #define ImageWrite ImageWritePNG // default