source: buchla-68k/orig/GP/APPSKEL.C@ 6888aa2

Last change on this file since 6888aa2 was 3ae31e9, checked in by Thomas Lopatic <thomas@…>, 7 years ago

Imported original source code.
  • Property mode set to 100755
File size: 8.1 KB
Line 
1/*
2 =============================================================================
3 appskel.c -- GEM application skeleton
4 Version 1 -- 1988-08-10 -- D.N. Lynx Crowe
5 =============================================================================
6*/
7
8#include "stddefs.h"
9#include "obdefs.h"
10#include "define.h"
11#include "gemdefs.h"
12#include "osbind.h"
13
14/*
15 =============================================================================
16 Defines
17 =============================================================================
18*/
19
20#define WI_KIND (SIZER | MOVER | FULLER | CLOSER | NAME)
21
22#define NO_WINDOW (-1)
23
24#define MIN_WIDTH (2 * gl_wbox)
25#define MIN_HEIGHT (3 * gl_hbox)
26
27/*
28 =============================================================================
29 Externals
30 =============================================================================
31*/
32
33extern int gl_apid;
34
35/*
36
37*/
38
39/*
40 =============================================================================
41 Globals
42 =============================================================================
43*/
44
45int gl_hchar;
46int gl_wchar;
47int gl_wbox;
48int gl_hbox; /* system sizes */
49
50int phys_handle; /* physical workstation handle */
51int handle; /* virtual workstation handle */
52int wi_handle; /* window handle */
53int top_window; /* handle of topped window */
54
55int xdesk; /* desktop */
56int ydesk;
57int hdesk;
58int wdesk;
59
60int xold; /* old window */
61int yold;
62int hold;
63int wold;
64
65int xwork; /* work area */
66int ywork;
67int hwork;
68int wwork;
69
70int msgbuff[8]; /* event message buffer */
71int keycode; /* keycode returned by event-keyboard */
72int mx; /* mouse x pos. */
73int my; /* mouse y pos. */
74int butdown; /* button state tested for, UP/DOWN */
75int ret; /* dummy return variable */
76
77int hidden; /* current state of cursor */
78int fulled; /* current state of window */
79
80int contrl[12];
81int intin[128];
82int ptsin[128];
83int intout[128];
84int ptsout[128];
85
86int work_in[11]; /* Input to GSX parameter array */
87int work_out[57]; /* Output from GSX parameter array */
88int pxyarray[10]; /* input point array */
89
90/*
91
92*/
93
94/*
95 =============================================================================
96 hide_mouse() -- hide the mouse cursor
97 =============================================================================
98*/
99
100hide_mouse()
101{
102 if(NOT hidden) {
103
104 graf_mouse(M_OFF, 0x0L);
105 hidden = TRUE;
106 }
107}
108
109/*
110 =============================================================================
111 show_mouse() -- show the mouse cursor
112 =============================================================================
113*/
114
115show_mouse()
116{
117 if(hidden) {
118
119 graf_mouse(M_ON, 0x0L);
120 hidden = FALSE;
121 }
122}
123
124/*
125
126*/
127
128/*
129 =============================================================================
130 open_vwork() -- open virtual workstation
131 =============================================================================
132*/
133
134open_vwork()
135{
136 int i;
137
138 for(i = 0; i < 10; work_in[i++] = 1);
139
140 work_in[10] = 2;
141 handle = phys_handle;
142
143 v_opnvwk(work_in, &handle, work_out);
144}
145
146/*
147 =============================================================================
148 set_clip() -- set clipping rectangle
149 =============================================================================
150*/
151
152set_clip(x, y, w, h)
153int x, y, w, h;
154{
155 int clip[4];
156
157 clip[0] = x;
158 clip[1] = y;
159 clip[2] = x + w;
160 clip[3] = y + h;
161
162 vs_clip(handle, 1, clip);
163}
164
165/*
166
167*/
168
169/*
170 =============================================================================
171 open_window() -- open window
172 =============================================================================
173*/
174
175open_window()
176{
177 wi_handle = wind_create(WI_KIND, xdesk, ydesk, wdesk, hdesk);
178
179 wind_set(wi_handle, WF_NAME, " IMA SAMPLE ", 0, 0);
180
181 graf_growbox(xdesk + wdesk / 2, ydesk + hdesk / 2,
182 gl_wbox, gl_hbox,
183 xdesk, ydesk,
184 wdesk, hdesk);
185
186 wind_open(wi_handle, xdesk, ydesk, wdesk, hdesk);
187
188 wind_get(wi_handle, WF_WORKXYWH,
189 &xwork, &ywork, &wwork, &hwork);
190}
191
192/*
193
194*/
195
196/*
197 =============================================================================
198 do_redraw() -- find and redraw all clipping rectangles
199 =============================================================================
200*/
201
202do_redraw(xc, yc, wc, hc)
203int xc, yc, wc, hc;
204{
205 GRECT t1, t2;
206
207 hide_mouse();
208 wind_update(TRUE);
209
210 t2.g_x = xc;
211 t2.g_y = yc;
212 t2.g_w = wc;
213 t2.g_h = hc;
214
215 wind_get(wi_handle, WF_FIRSTXYWH,
216 &t1.g_x, &t1.g_y, &t1.g_w, &t1.g_h);
217
218 while (t1.g_w AND t1.g_h) {
219
220 if (rc_intersect(&t2, &t1)) {
221
222 set_clip(t1.g_x, t1.g_y, t1.g_w, t1.g_h);
223 draw_sample();
224 }
225
226 wind_get(wi_handle, WF_NEXTXYWH,
227 &t1.g_x, &t1.g_y, &t1.g_w, &t1.g_h);
228 }
229
230 wind_update(FALSE);
231 show_mouse();
232}
233
234/*
235
236*/
237
238/*
239 =============================================================================
240 main() -- Application Initialization
241 =============================================================================
242*/
243
244main()
245{
246 appl_init();
247
248 phys_handle = graf_handle(&gl_wchar, &gl_hchar, &gl_wbox, &gl_hbox);
249
250 wind_get(0, WF_WORKXYWH, &xdesk, &ydesk, &wdesk, &hdesk);
251
252 open_vwork();
253 open_window();
254 graf_mouse(ARROW, 0x0L);
255
256 hidden=FALSE;
257 fulled=FALSE;
258 butdown=TRUE;
259
260 multi();
261}
262/*
263
264*/
265
266/*
267 =============================================================================
268 multi() -- dispatch apllication tasks
269 =============================================================================
270*/
271
272multi()
273{
274 int event;
275
276 do {
277
278 event = evnt_multi(MU_MESAG | MU_BUTTON | MU_KEYBD,
279 1, 1, butdown,
280 0, 0, 0, 0, 0,
281 0, 0, 0, 0, 0,
282 msgbuff, 0, 0, &mx, &my, &ret, &ret, &keycode, &ret);
283
284 wind_update(TRUE);
285
286/*
287
288*/
289 if (event & MU_MESAG)
290 switch (msgbuff[0]) {
291
292 case WM_REDRAW:
293
294 do_redraw(msgbuff[4], msgbuff[5],
295 msgbuff[6], msgbuff[7]);
296
297 break;
298
299 case WM_NEWTOP:
300 case WM_TOPPED:
301
302 wind_set(wi_handle, WF_TOP, 0, 0, 0, 0);
303 break;
304
305 case WM_SIZED:
306 case WM_MOVED:
307
308 if(msgbuff[6] < MIN_WIDTH)
309 msgbuff[6] = MIN_WIDTH;
310
311 if(msgbuff[7] < MIN_HEIGHT)
312 msgbuff[7] = MIN_HEIGHT;
313
314 wind_set(wi_handle, WF_CURRXYWH,
315 msgbuff[4], msgbuff[5],
316 msgbuff[6], msgbuff[7]);
317
318 wind_get(wi_handle, WF_WORKXYWH,
319 &xwork, &ywork, &wwork, &hwork);
320
321 break;
322/*
323
324*/
325 case WM_FULLED:
326
327 if(fulled) {
328
329 wind_calc(WC_WORK, WI_KIND,
330 xold, yold, wold, hold,
331 &xwork, &ywork, &wwork, &hwork);
332
333 wind_set(wi_handle, WF_CURRXYWH,
334 xold, yold, wold, hold);
335
336 } else {
337
338 wind_calc(WC_BORDER, WI_KIND,
339 xwork, ywork, wwork, hwork,
340 &xold, &yold, &wold, &hold);
341
342 wind_calc(WC_WORK, WI_KIND,
343 xdesk, ydesk, wdesk, hdesk,
344 &xwork, &ywork, &wwork, &hwork);
345
346 wind_set(wi_handle, WF_CURRXYWH,
347 xdesk, ydesk, wdesk, hdesk);
348 }
349
350 fulled ^= TRUE;
351 break;
352
353 } /* end of switch (msgbuff[0]) */
354/*
355
356*/
357 if ((event & MU_BUTTON) AND (wi_handle EQ top_window))
358 if(butdown)
359 butdown = FALSE;
360 else
361 butdown = TRUE;
362
363 if(event & MU_KEYBD) {
364
365 do_redraw(xwork, ywork, wwork, hwork);
366 }
367
368 wind_update(FALSE);
369
370 } while(NOT ((event & MU_MESAG) AND (msgbuff[0] EQ WM_CLOSED)));
371
372 wind_close(wi_handle);
373
374 graf_shrinkbox(xwork + wwork / 2, ywork + hwork / 2,
375 gl_wbox, gl_hbox, xwork, ywork, wwork, hwork);
376
377 wind_delete(wi_handle);
378 v_clsvwk(handle);
379
380 appl_exit();
381}
382
383/*
384
385*/
386
387/*
388 =============================================================================
389 draw_sample() -- SAMPLE: Draw Filled Ellipse.
390 =============================================================================
391*/
392
393draw_sample()
394{
395 int temp[4];
396
397 vsf_interior(handle, 2);
398 vsf_style(handle, 8);
399 vsf_color(handle, 0);
400
401 temp[0] = xwork;
402 temp[1] = ywork;
403 temp[2] = xwork + wwork - 1;
404 temp[3] = ywork + hwork - 1;
405
406 v_bar(handle, temp); /* blank the interior */
407 vsf_interior(handle, 4);
408 vsf_color(handle, 1);
409
410 v_ellipse(handle, xwork + wwork / 2, ywork + hwork / 2,
411 wwork / 2, hwork / 2);
412}
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