diff options
Diffstat (limited to 'nx-X11/lib/font/Speedo/out_outl.c')
| -rw-r--r-- | nx-X11/lib/font/Speedo/out_outl.c | 290 |
1 files changed, 290 insertions, 0 deletions
diff --git a/nx-X11/lib/font/Speedo/out_outl.c b/nx-X11/lib/font/Speedo/out_outl.c new file mode 100644 index 000000000..013901092 --- /dev/null +++ b/nx-X11/lib/font/Speedo/out_outl.c @@ -0,0 +1,290 @@ +/* $Xorg: out_outl.c,v 1.3 2000/08/17 19:46:26 cpqbld Exp $ */ + +/* + +Copyright 1989-1991, Bitstream Inc., Cambridge, MA. +You are hereby granted permission under all Bitstream propriety rights to +use, copy, modify, sublicense, sell, and redistribute the Bitstream Speedo +software and the Bitstream Charter outline font for any purpose and without +restrictions; provided, that this notice is left intact on all copies of such +software or font and that Bitstream's trademark is acknowledged as shown below +on all unmodified copies of such font. + +BITSTREAM CHARTER is a registered trademark of Bitstream Inc. + + +BITSTREAM INC. DISCLAIMS ANY AND ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING +WITHOUT LIMITATION THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +PARTICULAR PURPOSE. BITSTREAM SHALL NOT BE LIABLE FOR ANY DIRECT OR INDIRECT +DAMAGES, INCLUDING BUT NOT LIMITED TO LOST PROFITS, LOST DATA, OR ANY OTHER +INCIDENTAL OR CONSEQUENTIAL DAMAGES, ARISING OUT OF OR IN ANY WAY CONNECTED +WITH THE SPEEDO SOFTWARE OR THE BITSTREAM CHARTER OUTLINE FONT. + +*/ + + +/**************************** O U T _ 2 _ 1 . C ****************************** + * * + * This is the standard output module for vector output mode. * + * * + ****************************************************************************/ + + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include "spdo_prv.h" /* General definitions for Speedo */ + + +#define DEBUG 0 + +#if DEBUG +#include <stdio.h> +#define SHOW(X) printf("X = %d\n", X) +#else +#define SHOW(X) +#endif + +/* the following macro is used to limit points on the outline to the bounding box */ + +#define RANGECHECK(value,min,max) (((value) >= (min) ? (value) : (min)) < (max) ? (value) : (max)) +/***** GLOBAL VARIABLES *****/ + +/***** GLOBAL FUNCTIONS *****/ + +/***** EXTERNAL VARIABLES *****/ + +/***** EXTERNAL FUNCTIONS *****/ + +/***** STATIC VARIABLES *****/ + +/***** STATIC FUNCTIONS *****/ + + +#if INCL_OUTLINE +FUNCTION boolean init_outline(specsarg) +GDECL +specs_t GLOBALFAR *specsarg; +/* + * init_out2() is called by sp_set_specs() to initialize the output module. + * Returns TRUE if output module can accept requested specifications. + * Returns FALSE otherwise. + */ +{ +#if DEBUG +printf("INIT_OUT_2()\n"); +#endif +if (specsarg->flags & (CLIP_LEFT + CLIP_RIGHT + CLIP_TOP + CLIP_BOTTOM)) + return FALSE; /* Clipping not supported */ +return (TRUE); +} +#endif + +#if INCL_OUTLINE +FUNCTION boolean begin_char_outline(Psw, Pmin, Pmax) +GDECL +point_t Psw; /* End of escapement vector (sub-pixels) */ +point_t Pmin; /* Bottom left corner of bounding box */ +point_t Pmax; /* Top right corner of bounding box */ +/* + * If two or more output modules are included in the configuration, begin_char2() + * is called by begin_char() to signal the start of character output data. + * If only one output module is included in the configuration, begin_char() is + * called by make_simp_char() and make_comp_char(). + */ +{ +fix31 set_width_x; +fix31 set_width_y; +fix31 xmin; +fix31 xmax; +fix31 ymin; +fix31 ymax; + +#if DEBUG +printf("BEGIN_CHAR_2(%3.1f, %3.1f, %3.1f, %3.1f, %3.1f, %3.1f\n", + (real)Psw.x / (real)onepix, (real)Psw.y / (real)onepix, + (real)Pmin.x / (real)onepix, (real)Pmin.y / (real)onepix, + (real)Pmax.x / (real)onepix, (real)Pmax.y / (real)onepix); +#endif +sp_globals.poshift = 16 - sp_globals.pixshift; +set_width_x = (fix31)Psw.x << sp_globals.poshift; +set_width_y = (fix31)Psw.y << sp_globals.poshift; +xmin = (fix31)Pmin.x << sp_globals.poshift; +xmax = (fix31)Pmax.x << sp_globals.poshift; +ymin = (fix31)Pmin.y << sp_globals.poshift; +ymax = (fix31)Pmax.y << sp_globals.poshift; +sp_globals.xmin = Pmin.x; +sp_globals.xmax = Pmax.x; +sp_globals.ymin = Pmin.y; +sp_globals.ymax = Pmax.y; +open_outline(set_width_x, set_width_y, xmin, xmax, ymin, ymax); +return TRUE; +} +#endif + +#if INCL_OUTLINE +FUNCTION void begin_sub_char_outline(Psw, Pmin, Pmax) +GDECL +point_t Psw; /* End of sub-char escapement vector */ +point_t Pmin; /* Bottom left corner of sub-char bounding box */ +point_t Pmax; /* Top right corner of sub-char bounding box */ +/* + * If two or more output modules are included in the configuration, begin_sub_char2() + * is called by begin_sub_char() to signal the start of sub-character output data. + * If only one output module is included in the configuration, begin_sub_char() is + * called by make_comp_char(). + */ +{ +#if DEBUG +printf("BEGIN_SUB_CHAR_2(%3.1f, %3.1f, %3.1f, %3.1f, %3.1f, %3.1f\n", + (real)Psw.x / (real)onepix, (real)Psw.y / (real)onepix, + (real)Pmin.x / (real)onepix, (real)Pmin.y / (real)onepix, + (real)Pmax.x / (real)onepix, (real)Pmax.y / (real)onepix); +#endif +start_new_char(); +} +#endif + + +#if INCL_OUTLINE +FUNCTION void begin_contour_outline(P1, outside) +GDECL +point_t P1; /* Start point of contour */ +boolean outside; /* TRUE if outside (counter-clockwise) contour */ +/* + * If two or more output modules are included in the configuration, begin_contour2() + * is called by begin_contour() to define the start point of a new contour + * and to indicate whether it is an outside (counter-clockwise) contour + * or an inside (clockwise) contour. + * If only one output module is included in the configuration, begin_sub_char() is + * called by proc_outl_data(). + */ +{ +fix15 x,y; +#if DEBUG +printf("BEGIN_CONTOUR_2(%3.1f, %3.1f, %s)\n", + (real)P1.x / (real)onepix, (real)P1.y / (real)onepix, outside? "outside": "inside"); +#endif +x = RANGECHECK(P1.x,sp_globals.xmin,sp_globals.xmax); +y = RANGECHECK(P1.y,sp_globals.ymin,sp_globals.ymax); + +start_contour((fix31)x << sp_globals.poshift, (fix31)y << sp_globals.poshift, outside); +} +#endif + +#if INCL_OUTLINE +FUNCTION void curve_outline(P1, P2, P3,depth) +GDECL +point_t P1; /* First control point of Bezier curve */ +point_t P2; /* Second control point of Bezier curve */ +point_t P3; /* End point of Bezier curve */ +fix15 depth; +/* + * If two or more output modules are included in the configuration, curve2() + * is called by curve() to output one curve segment. + * If only one output module is included in the configuration, curve() is + * called by proc_outl_data(). + * This function is only called when curve output is enabled. + */ +{ +fix15 x1,y1,x2,y2,x3,y3; +#if DEBUG +printf("CURVE_2(%3.1f, %3.1f, %3.1f, %3.1f, %3.1f, %3.1f)\n", + (real)P1.x / (real)onepix, (real)P1.y / (real)onepix, + (real)P2.x / (real)onepix, (real)P2.y / (real)onepix, + (real)P3.x / (real)onepix, (real)P3.y / (real)onepix); +#endif +x1= RANGECHECK(P1.x,sp_globals.xmin,sp_globals.xmax); +y1= RANGECHECK(P1.y,sp_globals.ymin,sp_globals.ymax); + +x2= RANGECHECK(P2.x,sp_globals.xmin,sp_globals.xmax); +y2= RANGECHECK(P2.y,sp_globals.ymin,sp_globals.ymax); + +x3= RANGECHECK(P3.x,sp_globals.xmin,sp_globals.xmax); +y3= RANGECHECK(P3.y,sp_globals.ymin,sp_globals.ymax); + +curve_to((fix31)x1 << sp_globals.poshift, (fix31)y1 << sp_globals.poshift, + (fix31)x2<< sp_globals.poshift, (fix31)y2 << sp_globals.poshift, + (fix31)x3 << sp_globals.poshift, (fix31)y3 << sp_globals.poshift); +} +#endif + +#if INCL_OUTLINE +FUNCTION void line_outline(P1) +GDECL +point_t P1; /* End point of vector */ +/* + * If two or more output modules are included in the configuration, line2() + * is called by line() to output one vector. + * If only one output module is included in the configuration, line() is + * called by proc_outl_data(). If curve output is enabled, line() is also + * called by split_curve(). + */ +{ +fix15 x1,y1; +#if DEBUG +printf("LINE_2(%3.1f, %3.1f)\n", (real)P1.x / (real)onepix, (real)P1.y / (real)onepix); +#endif +x1= RANGECHECK(P1.x,sp_globals.xmin,sp_globals.xmax); +y1= RANGECHECK(P1.y,sp_globals.ymin,sp_globals.ymax); + +line_to((fix31)x1 << sp_globals.poshift, (fix31)y1 << sp_globals.poshift); +} +#endif + +#if INCL_OUTLINE +FUNCTION void end_contour_outline() +GDECL +/* + * If two or more output modules are included in the configuration, end_contour2() + * is called by end_contour() to signal the end of a contour. + * If only one output module is included in the configuration, end_contour() is + * called by proc_outl_data(). + */ +{ +#if DEBUG +printf("END_CONTOUR_2()\n"); +#endif +close_contour(); +} +#endif + + +#if INCL_OUTLINE +FUNCTION void end_sub_char_outline() +GDECL +/* + * If two or more output modules are included in the configuration, end_sub_char2() + * is called by end_sub_char() to signal the end of sub-character data. + * If only one output module is included in the configuration, end_sub_char() is + * called by make_comp_char(). + */ +{ +#if DEBUG +printf("END_SUB_CHAR_2()\n"); +#endif +} +#endif + + +#if INCL_OUTLINE +FUNCTION boolean end_char_outline() +GDECL +/* + * If two or more output modules are included in the configuration, end_char2() + * is called by end_char() to signal the end of the character data. + * If only one output module is included in the configuration, end_char() is + * called by make_simp_char() and make_comp_char(). + * Returns TRUE if output process is complete + * Returns FALSE to repeat output of the transformed data beginning + * with the first contour (of the first sub-char if compound). + */ +{ +#if DEBUG +printf("END_CHAR_2()\n"); +#endif +close_outline(); +return TRUE; +} +#endif + |