Annotation of OpenXM_contrib/gnuplot/term/ggi.trm, Revision 1.1.1.1
1.1 ohara 1: /*
2: * $Id: ggi.trm,v 1.1.6.1 2000/10/20 18:41:59 lhecking Exp $
3: *
4: */
5:
6: /* GNUPLOT - ggi.trm */
7:
8: /*[
9: * Copyright 1986 - 1993, 1998 Thomas Williams, Colin Kelley
10: *
11: * Permission to use, copy, and distribute this software and its
12: * documentation for any purpose with or without fee is hereby granted,
13: * provided that the above copyright notice appear in all copies and
14: * that both that copyright notice and this permission notice appear
15: * in supporting documentation.
16: *
17: * Permission to modify the software is granted, but not the right to
18: * distribute the complete modified source code. Modifications are to
19: * be distributed as patches to the released version. Permission to
20: * distribute binaries produced by compiling modified sources is granted,
21: * provided you
22: * 1. distribute the corresponding source modifications from the
23: * released version in the form of a patch file along with the binaries,
24: * 2. add special version identification to distinguish your version
25: * in addition to the base release version number,
26: * 3. provide your name and address as the primary contact for the
27: * support of your modified version, and
28: * 4. retain our contact information in regard to use of the base
29: * software.
30: * Permission to distribute the released version of the source code along
31: * with corresponding source modifications in the form of a patch file is
32: * granted with same provisions 2 through 4 for binary distributions.
33: *
34: * This software is provided "as is" without express or implied warranty
35: * to the extent permitted by applicable law.
36: ]*/
37:
38: /*
39: * This file is included by ../term.c.
40: *
41: * This terminal driver supports:
42: * General Graphics Interface
43: *
44: * AUTHOR
45: * Cesar Crusius <crusius@leland.stanford.edu>
46: *
47: * See also: http://www.ggi-project.org/
48: *
49: * send your comments or suggestions to (info-gnuplot@dartmouth.edu).
50: */
51:
52: #include "driver.h"
53: #ifdef TERM_REGISTER
54: register_term(ggi)
55: #endif
56:
57: #ifdef TERM_PROTO
58: TERM_PUBLIC void GGI_graphics __PROTO((void));
59: TERM_PUBLIC void GGI_init __PROTO((void)); /* Done. */
60: TERM_PUBLIC void GGI_linetype __PROTO((int));
61: TERM_PUBLIC void GGI_move __PROTO((unsigned int,unsigned int));
62: TERM_PUBLIC void GGI_options __PROTO((void)); /* Done. */
63: TERM_PUBLIC void GGI_put_text __PROTO((unsigned int,unsigned int,char*));
64: TERM_PUBLIC void GGI_reset __PROTO((void)); /* Done. */
65: TERM_PUBLIC void GGI_text __PROTO((void));
66: TERM_PUBLIC void GGI_vector __PROTO((unsigned int,unsigned int));
67: #define GOT_GGI_PROTO
68: #endif
69:
70: #define GGI_XMAX 800
71: #define GGI_YMAX 600
72: #define GGI_VCHAR 8
73: #define GGI_HCHAR 8
74: #define GGI_VTIC 8
75: #define GGI_HTIC 8
76:
77: #ifndef TERM_PROTO_ONLY
78: #ifdef TERM_BODY
79:
80: #include <ggi/ggi.h>
81: #include <ggi/wmh.h>
82:
83: /* First to some global variables
84: *
85: * GGIvisual is our 'piece of paper.'
86: * GGIborderColor and axixColor have the obvious meanings.
87: * GGIcolors are the colors for linestyles 0 and up.
88: * GGImap is for initializing colors.
89: * GGIx,GGIy are the current coordinates.
90: * GGIxmax,GGIymax are the maximum coordinates in the visual.
91: */
92: static ggi_visual_t GGIvisual=NULL;
93: static ggi_pixel GGIborderColor;
94: static ggi_pixel GGIaxisColor;
95: static ggi_pixel GGIblack;
96: static ggi_pixel GGIcolors[6];
97: static ggi_color GGImap;
98: static unsigned int GGIx,GGIy;
99: static unsigned int GGIxmax,GGIymax;
100: static unsigned int Xenv;
101:
102: static void init_ggi_driver()
103: {
104: ggi_pixel GGIwhite,GGIred,GGIgreen,GGIblue,GGIcyan,GGImagenta;
105: ggi_pixel GGIyellow;
106: if(GGIvisual==NULL)
107: {
108: if(ggiInit()) {}
109: if(NULL==(GGIvisual=ggiOpen(NULL))) ggiExit();
110: if(ggiSetSimpleMode(GGIvisual,GGI_AUTO,GGI_AUTO,GGI_AUTO,GT_AUTO)) ggiExit();
111: }
112: ggiAddFlags(GGIvisual, GGIFLAG_ASYNC);
113: GGImap.r=0xFFFF; GGImap.g=0xFFFF; GGImap.b=0xFFFF; GGIwhite=ggiMapColor(GGIvisual,&GGImap);
114: GGImap.r=0x0000; GGImap.g=0x0000; GGImap.b=0x0000; GGIblack=ggiMapColor(GGIvisual,&GGImap);
115: GGImap.r=0xFFFF; GGImap.g=0x0000; GGImap.b=0x0000; GGIred=ggiMapColor(GGIvisual,&GGImap);
116: GGImap.r=0x0000; GGImap.g=0xFFFF; GGImap.b=0x0000; GGIgreen=ggiMapColor(GGIvisual,&GGImap);
117: GGImap.r=0x0000; GGImap.g=0x0000; GGImap.b=0xFFFF; GGIblue=ggiMapColor(GGIvisual,&GGImap);
118: GGImap.r=0x0000; GGImap.g=0xFFFF; GGImap.b=0xFFFF; GGIcyan=ggiMapColor(GGIvisual,&GGImap);
119: GGImap.r=0xFFFF; GGImap.g=0x0000; GGImap.b=0xFFFF; GGImagenta=ggiMapColor(GGIvisual,&GGImap);
120: GGImap.r=0xFFFF; GGImap.g=0xFFFF; GGImap.b=0x0000; GGIyellow=ggiMapColor(GGIvisual,&GGImap);
121: GGIborderColor=GGIwhite;
122: GGIaxisColor=GGIwhite;
123: GGIcolors[0]=GGIred;
124: GGIcolors[1]=GGIgreen;
125: GGIcolors[2]=GGIblue;
126: GGIcolors[3]=GGImagenta;
127: GGIcolors[4]=GGIcyan;
128: GGIcolors[5]=GGIyellow;
129: }
130:
131: /* Called begore a graphic is displayed */
132: TERM_PUBLIC void GGI_graphics()
133: {
134: if(!Xenv)
135: {
136: init_ggi_driver();
137: return;
138: }
139: ggiSetGCForeground(GGIvisual,GGIblack);
140: ggiDrawBox(GGIvisual,0,0,GGIxmax,GGIymax);
141: }
142:
143: /*
144: * init
145: * -----------------------
146: * Called only once, when the terminal is initialized. We have to open the visual here because it
147: * is during 'init' that we have to change the terminal dimensions (xmax, ymax).
148: */
149: TERM_PUBLIC void GGI_init()
150: {
151: ggi_mode GGImode;
152: if(ggiInit()) { }
153: if(NULL==(GGIvisual=ggiOpen(NULL))) ggiExit();
154: if(ggiSetSimpleMode(GGIvisual,GGI_AUTO,GGI_AUTO,GGI_AUTO,GT_AUTO)) ggiExit();
155: ggiGetMode(GGIvisual,&GGImode);
156: term->xmax=GGImode.virt.x;
157: term->ymax=GGImode.virt.y;
158: GGIxmax=term->xmax-1;
159: GGIymax=term->ymax-1;
160: Xenv=!ggiWmhInit();
161: if(!(Xenv=!ggiWmhAttach(GGIvisual))) ggiWmhDetach(GGIvisual);
162: else Xenv=!ggiWmhSetTitle(GGIvisual,"GGI Gnuplot Driver");
163: if(!Xenv)
164: {
165: ggiWmhDetach(GGIvisual);
166: ggiWmhExit();
167: ggiClose(GGIvisual);
168: GGIvisual=NULL;
169: ggiExit();
170: }
171: else init_ggi_driver();
172: }
173:
174: TERM_PUBLIC void GGI_linetype(linetype)
175: int linetype;
176: {
177: if(linetype==-2) ggiSetGCForeground(GGIvisual,GGIborderColor);
178: if(linetype==-1) ggiSetGCForeground(GGIvisual,GGIaxisColor);
179: if(linetype<0) return;
180: if(linetype>=6) linetype%=6;
181: ggiSetGCForeground(GGIvisual,GGIcolors[linetype]);
182: }
183:
184: TERM_PUBLIC void GGI_move(x,y)
185: unsigned int x,y;
186: {
187: GGIx=x;
188: GGIy=y;
189: }
190:
191: TERM_PUBLIC void GGI_options() { }
192: /* Called when terminal is terminated */
193: TERM_PUBLIC void GGI_reset()
194: {
195: if(GGIvisual!=NULL)
196: {
197: if(Xenv)
198: {
199: ggiWmhDetach(GGIvisual);
200: ggiWmhExit();
201: }
202: ggiClose(GGIvisual);
203: ggiExit();
204: }
205: }
206:
207: TERM_PUBLIC void GGI_put_text(x,y,str)
208: unsigned int x,y;
209: char *str;
210: {
211: ggi_pixel current_foreground;
212: ggiGetGCForeground(GGIvisual,¤t_foreground);
213: ggiSetGCForeground(GGIvisual,GGIborderColor);
214: ggiPuts(GGIvisual,x,GGIymax-y-4,str);
215: ggiSetGCForeground(GGIvisual,current_foreground);
216: }
217:
218: /* Wait for a key to be pressed and exit graphics mode if running in console mode. */
219: TERM_PUBLIC void GGI_text(void)
220: {
221: ggiFlush(GGIvisual);
222: if(Xenv) return;
223: ggiGetc(GGIvisual);
224: ggiClose(GGIvisual);
225: ggiExit();
226: GGIvisual=NULL;
227: }
228:
229: TERM_PUBLIC void GGI_vector(x,y)
230: unsigned int x,y;
231: {
232: ggiDrawLine(GGIvisual,GGIx,GGIymax-GGIy,x,GGIymax-y);
233: GGIx=x;
234: GGIy=y;
235: }
236:
237: #endif /* TERM_BODY */
238:
239: #ifdef TERM_TABLE
240:
241: TERM_TABLE_START(ggi_driver)
242: "ggi", "GGI target",
243: GGI_XMAX, GGI_YMAX, GGI_VCHAR, GGI_HCHAR, GGI_VTIC, GGI_HTIC,
244: GGI_options, GGI_init, GGI_reset, GGI_text,
245: null_scale, GGI_graphics, GGI_move, GGI_vector,
246: GGI_linetype, GGI_put_text,
247: 0, /* angle */
248: 0, /* justify text */
249: 0, /* point */
250: 0, /* arrow */
251: 0, /* set_font */
252: 0, /* set_pointsize */
253: 0, /* flags */
254: 0, /* suspend */
255: 0, /* resume */
256: 0, /* fillbox */
257: 0 /* linewidth */
258: TERM_TABLE_END(ggi_driver)
259:
260: #endif /* TERM_TABLE */
261: #endif /* TERM_PROTO_ONLY */
262:
263: #ifdef TERM_HELP
264: START_HELP(ggi)
265: "1 ggi",
266: "?set terminal ggi",
267: "?ggi",
268: " The GGI terminal generates output to a GGI target."
269: END_HELP(ggi)
270: #endif
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