2 * usage: .../gui-plan [<windowid>]
5 * off <segname>[/[<movfeat>]
6 * [t|f][i]on <segname>[[/<movfeat>] <movpos>]
7 * [t|f][i]det <segname>[[/<movfeat>] <movpos>]
19 #include "../layout/plan-data-format.h"
24 typedef struct MaskState MaskState;
26 int x, y, width, height;
30 typedef struct PosnState PosnState;
32 int x, y, width, height;
37 typedef struct SegmovfeatState SegmovfeatState;
38 struct SegmovfeatState {
39 SegmovfeatState *next;
40 int invert, det, trainown, posn, redraw_needed;
42 PosnState (*posns)[2/*i*/][2/*det*/];
43 /* posns[n_posns]=unknown if n_posns>1 */
48 static SegmovfeatState **state, *states_head;
50 static oop_source_sys *sys_events;
52 static int redraw_needed_count, expose_count;
53 static Pixmap bg_pixmap;
54 static unsigned long train_pixel, owned_pixel;
56 static void diex(const char *fn, const char *w) __attribute__((noreturn));
57 static void diex(const char *fn, const char *w) {
58 die("Xlib call failed: %s%s%s%s", fn,
59 (w)?" (":"", (w), (w)?")":"");
62 #define XCALL(f,w,al) do{ \
67 static void diexpm(const char *fn, const char *w, int xpmst)
68 __attribute__((noreturn));
69 static void diexpm(const char *fn, const char *w, int xpmst) {
70 die("Xpm call failed: %s%s%s%s: %s", fn,
71 (w)?" (":"", (w), (w)?")":"", XpmGetErrorString(xpmst));
74 #define XPMCALL(f,w,al) do{ \
76 xpmcall_xpmst= ((f) al); \
77 if (xpmcall_xpmst != XpmSuccess) \
78 diexpm(#f, (w), xpmcall_xpmst); \
81 void vbadcmd(ParseState *ps, const char *fmt, va_list al) {
82 fprintf(stderr,"gui-plan: incorrect input: ");
83 vfprintf(stderr,fmt,al);
88 static void *stdin_iferr(oop_source *evts, oop_read *stdin_read,
89 oop_rd_event evt, const char *errmsg, int errnoval,
90 const char *data, size_t recsz, void *cl_v) {
91 die("read stdin: %s", oop_rd_errmsg(stdin_read, evt,
92 errnoval, OOP_RD_STYLE_GETLINE));
96 static int lstrpdbsearch(const char *str, int l,
98 const void *items, int n_items,
100 int min, maxe, try, cmp;
101 const void *try_item;
102 const char *try_name;
107 if (min >= maxe) badcmd(0,"unknown %s `%.*s'",what,l,str);
108 try= min + (maxe - min) / 2;
109 try_item= (const char*)items + itemsz * try;
110 try_name= *(const char *const *)try_item;
111 cmp= lstrstrcmp(str, l, try_name ? try_name : "");
112 if (!cmp) return try;
113 if (cmp < 0) maxe= try;
118 static void *some_exception(oop_source *evts, int fd,
119 oop_event evt, void *cl_v) {
120 die("poll exception on fd %d",fd);
123 static int range_overlap(int x1, int width1, int x2, int width2) {
124 /* works for y's and heights too, obviously. */
128 if (rhs1 <= x2 || rhs2 <= x1) return 0;
132 static void xlib_expose(XExposeEvent *ev) {
135 expose_count= ev->count;
136 if (!ev->width || !ev->height) return;
138 for (fs= states_head;
141 if (fs->redraw_needed)
143 if (!range_overlap(fs->whole.x, fs->whole.width,
144 ev->x, ev->width)) continue;
145 if (!range_overlap(fs->whole.y, fs->whole.height,
146 ev->y, ev->height)) continue;
147 fs->redraw_needed= 1;
148 redraw_needed_count++;
152 static void redraw(SegmovfeatState *fs) {
156 if (fs->redraw_needed) {
157 fs->redraw_needed= 0;
158 redraw_needed_count--;
161 XCALL( XCopyArea, "redraw",
162 (d, bg_pixmap, w, fs->whole.gc,
163 fs->whole.x, fs->whole.y,
164 fs->whole.width, fs->whole.height,
165 fs->whole.x, fs->whole.y) );
166 if (fs->invert >= 0) {
167 src= &fs->posns[fs->posn][fs->invert][fs->det];
168 XCALL( XCopyArea, "redraw",
169 (d, src->pm, w, fs->whole.gc,
170 0,0, src->width, src->height,
173 if (fs->trainown && src && src->edge.x >= 0) {
174 gcv.foreground= fs->trainown>1 ? train_pixel : owned_pixel;
175 XCALL( XChangeGC, "train/own",
176 (d, src->edge.gc, GCForeground, &gcv) );
177 XCALL( XFillRectangle, "train/own",
179 src->edge.x, src->edge.y,
180 src->edge.width, src->edge.height) );
184 static void redraw_as_needed(void) {
187 for (fs= states_head;
190 if (fs->redraw_needed)
192 assert(!redraw_needed_count);
195 static Bool evpredicate_always(Display *d, XEvent *ev, XPointer a) {
199 static void xlib_process(void) {
204 xst= XCheckIfEvent(d,&ev,evpredicate_always,0);
206 if (!redraw_needed_count || expose_count)
213 case Expose: xlib_expose(&ev.xexpose); break;
214 case NoExpose: break;
215 default: die("unrequested event type %d\n",ev.type);
220 static void *xlib_readable(oop_source *evts, int fd,
221 oop_event evt, void *cl_v) {
226 static int thiswordeatonechar(ParseState *ps, int c) {
227 if (ps->thisword[0] == c) {
228 ps->thisword++; ps->lthisword--;
234 static void *stdin_ifok(oop_source *evts, oop_read *cl_read,
235 oop_rd_event evt, const char *errmsg, int errnoval,
236 const char *data, size_t recsz, void *cl_v) {
237 const char *slash, *movfeatname;
239 int invert, det, trainown, segment_ix, movfeat_ix, lmovfeatname;
241 const PlanSegmentData *segment_d;
242 const PlanSegmovfeatData *movfeat_d;
245 if (evt == OOP_RD_EOF)
248 if (evt != OOP_RD_OK)
249 return stdin_iferr(evts,cl_read,evt,errmsg,errnoval,data,recsz,cl_v);
251 fprintf(stderr,"gui-plan>%.*s<\n",(int)recsz,data);
257 if (!thiswordstrcmp(&ps,"off")) {
263 thiswordeatonechar(&ps,'t') ? 2 :
264 thiswordeatonechar(&ps,'f') ? 1 : 0;
265 invert= thiswordeatonechar(&ps,'i');
266 det= (!thiswordstrcmp(&ps,"on") ? 0 :
267 !thiswordstrcmp(&ps,"det") ? 1 :
268 (badcmd(&ps,"unknown command"),-1));
271 slash= memchr(ps.thisword, '/', ps.lthisword);
273 movfeatname= slash + 1;
274 lmovfeatname= (ps.thisword + ps.lthisword) - movfeatname;
275 ps.lthisword= slash - ps.thisword;
280 segment_ix= lstrpdbsearch(ps.thisword, ps.lthisword,
281 "segment", ui_plan_data.segments,
282 ui_plan_data.n_segments, sizeof(*segment_d));
283 segment_d= &ui_plan_data.segments[segment_ix];
285 movfeat_ix= lstrpdbsearch(movfeatname, lmovfeatname,
286 "movfeat", segment_d->movfeats,
287 segment_d->n_movfeats, sizeof(*movfeat_d));
288 movfeat_d= &segment_d->movfeats[movfeat_ix];
291 if (invert<0) badcmd(0,"off may not take movfeatpos");
292 ps_neednumber(&ps, &posn, 0, movfeat_d->n_posns-1, "movfeatpos");
294 if (invert>=0 && movfeat_d->n_posns > 1) {
295 posn= movfeat_d->n_posns;
303 fs= &state[segment_ix][movfeat_ix];
306 fs->trainown= trainown;
315 static void loadmask(MaskState *out, const PlanPixmapDataRef *ppd,
316 XGCValues *gcv, long gcv_mask) {
317 static XpmColorSymbol coloursymbols[2]= {
318 { (char*)"space", 0, 0 },
319 { (char*)"mark", 0, 1 }
322 XpmAttributes mattribs;
327 mattribs.valuemask= XpmDepth | XpmColorSymbols;
329 mattribs.colorsymbols= coloursymbols;
330 mattribs.numsymbols= sizeof(coloursymbols) / sizeof(*coloursymbols);
331 XPMCALL( XpmCreatePixmapFromData, "mask",
332 (d,w, (char**)ppd->d, &pm,0, &mattribs) );
333 out->width= mattribs.width;
334 out->height= mattribs.height;
336 gcv->clip_x_origin= out->x;
337 gcv->clip_y_origin= out->y;
339 out->gc= XCreateGC(d,w,
340 gcv_mask | GCClipXOrigin | GCClipYOrigin | GCClipMask,
342 XCALL( XFreePixmap, "mask", (d,pm) );
345 int main(int argc, const char *const *argv) {
348 XpmAttributes mattribs;
349 XWindowAttributes wattribs;
350 int segment_ix, movfeat_ix, posn, invert, det, oor;
354 const PlanSegmentData *segment_d;
355 const PlanSegmovfeatData *movfeat_d;
357 d= XOpenDisplay(0); if (!d) die("XOpenDisplay failed");
359 if ((arg= *++argv)) {
362 if (!strcmp(arg,"--sizes")) {
363 printf("%d\n%d\n", ui_plan_data.xsz, ui_plan_data.ysz);
364 if (ferror(stdout) || fflush(stdout)) diee("print stdout");
368 if (arg[0]=='-') die("invalid option(s)");
370 errno=0; w= strtoul(arg,&ep,0);
371 if (errno || ep==arg || *ep) die("bad windowid");
373 w= XCreateSimpleWindow(d, DefaultRootWindow(d),
374 0,0, ui_plan_data.xsz, ui_plan_data.ysz,
376 if (w == None) diex("XCreateSimpleWindow", "initial");
379 XCALL( XGetWindowAttributes, 0, (d,w,&wattribs) );
381 XPMCALL( XpmCreatePixmapFromData, "background",
382 (d,w, (char**)ui_plan_data.background, &bg_pixmap,0,0) );
384 XCALL( XSetWindowBackgroundPixmap, 0, (d,w,bg_pixmap) );
386 XCALL( XAllocNamedColor, "white",
387 (d, wattribs.colormap, "#ffffff",
389 train_pixel= colour.pixel;
391 XCALL( XAllocNamedColor, "owned",
392 (d, wattribs.colormap, "#a0a0a0",
394 owned_pixel= colour.pixel;
396 state= mmalloc(sizeof(*state) * ui_plan_data.n_segments);
397 for (segment_ix= 0, segment_d= ui_plan_data.segments;
398 segment_ix < ui_plan_data.n_segments;
399 segment_ix++, segment_d++) {
400 state[segment_ix]= fs=
401 mmalloc(sizeof(**state) * segment_d->n_movfeats);
402 for (movfeat_ix= 0, movfeat_d= segment_d->movfeats;
403 movfeat_ix < segment_d->n_movfeats;
404 movfeat_ix++, movfeat_d++, fs++) {
405 fs->next= states_head; states_head= fs;
409 fs->posn= movfeat_d->n_posns;
410 if (fs->posn==1) fs->posn= 0;
411 fs->redraw_needed= 0;
413 loadmask(&fs->whole, &movfeat_d->mask, &gcv, 0);
415 fs->posns= mmalloc(sizeof(*fs->posns)*(fs->posn+1));
416 for (posn= 0; posn <= fs->posn; posn++)
417 for (invert=0; invert<2; invert++)
418 for (det=0; det<2; det++) {
419 PosnState *ps= &fs->posns[posn][invert][det];
420 const PlanPixmapOnData *ppod=
421 posn < movfeat_d->n_posns
422 ? &movfeat_d->posns[posn] : 0;
423 const PlanPixmapDataRef *ppdr= ppod
424 ? &ppod->on[invert][det]
425 : &movfeat_d->unknown[invert][det];
428 mattribs.valuemask= 0;
429 XPMCALL( XpmCreatePixmapFromData, "main",
434 ps->width= mattribs.width;
435 ps->height= mattribs.height;
437 loadmask(&ps->edge, &ppod->pedge, &gcv, 0);
446 sys_events= oop_sys_new(); if (!sys_events) diee("oop_sys_new");
447 events= oop_sys_source(sys_events); assert(events);
449 rd= oop_rd_new_fd(events, 0, 0,0);
450 if (!rd) diee("oop_rd_new_fd");
451 oor= oop_rd_read(rd, OOP_RD_STYLE_GETLINE, 1024,
454 if (oor) diee("oop_rd_read");
456 events->on_fd(events, 0, OOP_EXCEPTION, some_exception, 0);
457 events->on_fd(events, ConnectionNumber(d), OOP_READ, xlib_readable, 0);
458 events->on_fd(events, ConnectionNumber(d), OOP_EXCEPTION, some_exception, 0);
460 XCALL( XSelectInput, 0, (d,w, ExposureMask) );
463 XCALL( XClearArea, "initial", (d,w, 0,0,0,0, True) );
465 XCALL( XMapWindow, 0, (d,w) );
470 oop_sys_run(sys_events);