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- /* $Id: bitmTO((int ang));
- ,.1 1999/09/29 13:48:16 lhecking Exp $ */
-
- /* GNUPLOT - bitmap.h */
-
- /*[
- * Copyright 1986 - 1993, 1998 Thomas Williams, Colin Kelley
- *
- * Permission to use, copy, and distribute this software and its
- * documentation for any purpose with or without fee is hereby granted,
- * provided that the above copyright notice appear in all copies and
- * that both that copyright notice and this permission notice appear
- * in supporting documentation.
- *
- * Permission to modify the software is granted, but not the right to
- * distribute the complete modified source code. Modifications are to
- * be distributed as patches to the released version. Permission to
- * distribute binaries produced by compiling modified sources is granted,
- * provided you
- * 1. distribute the corresponding source modifications from the
- * released version in the form of a patch file along with the binaries,
- * 2. add special version identification to distinguish your version
- * in addition to the base release version number,
- * 3. provide your name and address as the primary contact for the
- * support of your modified version, and
- * 4. retain our contact information in regard to use of the base
- * software.
- * Permission to distribute the released version of the source code along
- * with corresponding source modifications in the form of a patch file is
- * granted with same provisions 2 through 4 for binary distributions.
- *
- * This software is provided "as is" without express or implied warranty
- * to the extent permitted by applicable law.
- ]*/
-
-
- /* allow up to 16 bit width for character array */
- typedef unsigned int char_row;
- typedef char_row GPFAR * GPFAR char_box;
-
- #define FNT_CHARS 96 /* Number of characters in the font set */
-
- #define FNT5X9 0
- #define FNT5X9_VCHAR 11 /* vertical spacing between characters */
- #define FNT5X9_VBITS 9 /* actual number of rows of bits per char */
- #define FNT5X9_HCHAR 7 /* horizontal spacing between characters */
- #define FNT5X9_HBITS 5 /* actual number of bits per row per char */
- extern char_row GPFAR fnt5x9[FNT_CHARS][FNT5X9_VBITS];
-
- #define FNT9X17 1
- #define FNT9X17_VCHAR 21 /* vertical spacing between characters */
- #define FNT9X17_VBITS 17 /* actual number of rows of bits per char */
- #define FNT9X17_HCHAR 13 /* horizontal spacing between characters */
- #define FNT9X17_HBITS 9 /* actual number of bits per row per char */
- extern char_row GPFAR fnt9x17[FNT_CHARS][FNT9X17_VBITS];
-
- #define FNT13X25 2
- #define FNT13X25_VCHAR 31 /* vertical spacing between characters */
- #define FNT13X25_VBITS 25 /* actual number of rows of bits per char */
- #define FNT13X25_HCHAR 19 /* horizontal spacing between characters */
- #define FNT13X25_HBITS 13 /* actual number of bits per row per char */
- extern char_row GPFAR fnt13x25[FNT_CHARS][FNT13X25_VBITS];
-
-
- typedef unsigned char pixels; /* the type of one set of 8 pixels in bitmap */
- typedef pixels *bitmap[]; /* the bitmap */
-
- extern bitmap *b_p; /* global pointer to bitmap */
- extern unsigned int b_currx, b_curry; /* the current coordinates */
- extern unsigned int b_xsize, b_ysize; /* the size of the bitmap */
- extern unsigned int b_planes; /* number of color planes */
- extern unsigned int b_psize; /* size of each plane */
- extern unsigned int b_rastermode; /* raster mode rotates -90deg */
- extern unsigned int b_linemask; /* 16 bit mask for dotted lines */
- extern unsigned int b_value; /* colour of lines */
- extern unsigned int b_hchar; /* width of characters */
- extern unsigned int b_hbits; /* actual bits in char horizontally */
- extern unsigned int b_vchar; /* height of characters */
- extern unsigned int b_vbits; /* actual bits in char vertically */
- extern unsigned int b_angle; /* rotation of text */
- extern char_box b_font[FNT_CHARS]; /* the current font */
- extern unsigned int b_pattern[];
- extern int b_maskcount;
- extern unsigned int b_lastx, b_lasty; /* last pixel set - used by b_line */
-
- /* RGB colour table moved out of gif.trm */
- /*
- * Common RGB color table for use by all devices.
- * It's a subset of the 216-color Web palette.
- */
- #define WEB_N_COLORS 99
- struct rgb
- {
- unsigned char r, g, b;
- };
-
- extern struct rgb web_color_rgbs[];
-
-
- /* Prototypes from file "bitmap.c" */
-
- void b_makebitmap __PROTO((unsigned int x, unsigned int y, unsigned int planes));
- void b_freebitmap __PROTO((void));
- void b_setpixel __PROTO((unsigned int x, unsigned int y, unsigned int value));
- /* unused unsigned int b_getpixel __PROTO((unsigned int x, unsigned int y)); */
- void b_line __PROTO((unsigned int x1, unsigned int y1, unsigned int x2, unsigned int y2));
- void b_setmaskpixel __PROTO((unsigned int x, unsigned int y, unsigned int value));
- /* void b_putc __PROTO((unsigned int x, unsigned int y, char c, unsigned int angle)); */
- void b_charsize __PROTO((unsigned int size));
- void b_setvalue __PROTO((unsigned int value));
-
- void b_setlinetype __PROTO((int linetype));
- void b_move __PROTO((unsigned int x, unsigned int y));
- void b_vector __PROTO((unsigned int x, unsigned int y));
- void b_put_text __PROTO((unsigned int x, unsigned int y, char *str));
- int b_text_angle __PROTO((int ang));
-