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update for powerpc
[lttv.git] / ltt / branches / poly / lttv / modules / gui / controlflow / drawing.c
1 /* This file is part of the Linux Trace Toolkit viewer
2 * Copyright (C) 2003-2004 Mathieu Desnoyers
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License Version 2 as
6 * published by the Free Software Foundation;
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program; if not, write to the Free Software
15 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
16 * MA 02111-1307, USA.
17 */
18
19 #ifdef HAVE_CONFIG_H
20 #include <config.h>
21 #endif
22
23 #include <gtk/gtk.h>
24 #include <gdk/gdk.h>
25 #include <string.h>
26
27 #include <ltt/trace.h>
28
29 #include <lttv/lttv.h>
30 #include <lttv/tracecontext.h>
31 #include <lttvwindow/lttvwindow.h>
32 #include <lttv/state.h>
33 #include <lttv/hook.h>
34
35 #include "drawing.h"
36 #include "eventhooks.h"
37 #include "cfv.h"
38
39 #define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format)
40 #define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format)
41
42 //FIXME
43 #define TRACE_NUMBER 0
44 #define EXTRA_ALLOC 1024 // pixels
45
46
47 #if 0 /* colors for two lines representation */
48 GdkColor drawing_colors[NUM_COLORS] =
49 { /* Pixel, R, G, B */
50 { 0, 0, 0, 0 }, /* COL_BLACK */
51 { 0, 0xFFFF, 0xFFFF, 0xFFFF }, /* COL_WHITE */
52 { 0, 0x0FFF, 0xFFFF, 0xFFFF }, /* COL_WAIT_FORK : pale blue */
53 { 0, 0xFFFF, 0xFFFF, 0x0000 }, /* COL_WAIT_CPU : yellow */
54 { 0, 0xFFFF, 0xA000, 0xFCFF }, /* COL_EXIT : pale magenta */
55 { 0, 0xFFFF, 0x0000, 0xFFFF }, /* COL_ZOMBIE : purple */
56 { 0, 0xFFFF, 0x0000, 0x0000 }, /* COL_WAIT : red */
57 { 0, 0x0000, 0xFFFF, 0x0000 }, /* COL_RUN : green */
58 { 0, 0x8800, 0xFFFF, 0x8A00 }, /* COL_USER_MODE : pale green */
59 { 0, 0x09FF, 0x01FF, 0xFFFF }, /* COL_SYSCALL : blue */
60 { 0, 0xF900, 0x4200, 0xFF00 }, /* COL_TRAP : pale purple */
61 { 0, 0xFFFF, 0x5AFF, 0x01FF }, /* COL_IRQ : orange */
62 { 0, 0xFFFF, 0xFFFF, 0xFFFF } /* COL_MODE_UNKNOWN : white */
63
64 };
65 #endif //0
66
67
68 GdkColor drawing_colors[NUM_COLORS] =
69 { /* Pixel, R, G, B */
70 { 0, 0, 0, 0 }, /* COL_BLACK */
71 { 0, 0xFFFF, 0xFFFF, 0xFFFF }, /* COL_WHITE */
72 { 0, 0x0000, 0xFF00, 0x0000 }, /* COL_RUN_USER_MODE : green */
73 { 0, 0x0100, 0x9E00, 0xFFFF }, /* COL_RUN_SYSCALL : pale blue */
74 { 0, 0xFF00, 0xFF00, 0x0100 }, /* COL_RUN_TRAP : yellow */
75 { 0, 0xFFFF, 0x5E00, 0x0000 }, /* COL_RUN_IRQ : orange */
76 { 0, 0xFFFF, 0x9400, 0x9600 }, /* COL_RUN_SOFT_IRQ : pink */
77 { 0, 0x6600, 0x0000, 0x0000 }, /* COL_WAIT : dark red */
78 { 0, 0x7700, 0x7700, 0x0000 }, /* COL_WAIT_CPU : dark yellow */
79 { 0, 0x6400, 0x0000, 0x5D00 }, /* COL_ZOMBIE : dark purple */
80 { 0, 0x0700, 0x6400, 0x0000 }, /* COL_WAIT_FORK : dark green */
81 { 0, 0x8900, 0x0000, 0x8400 }, /* COL_EXIT : "less dark" magenta */
82 { 0, 0xFFFF, 0xFFFF, 0xFFFF }, /* COL_MODE_UNKNOWN : white */
83 { 0, 0xFFFF, 0xFFFF, 0xFFFF } /* COL_UNNAMED : white */
84
85 };
86
87 /*
88 RUN+USER MODE green
89 RUN+SYSCALL
90 RUN+TRAP
91 RUN+IRQ
92 WAIT+foncé
93 WAIT CPU + WAIT FORK vert foncé ou jaune
94 IRQ rouge
95 TRAP: orange
96 SYSCALL: bleu pâle
97
98 ZOMBIE + WAIT EXIT
99 */
100
101
102 /*****************************************************************************
103 * drawing functions *
104 *****************************************************************************/
105
106 static gboolean
107 expose_ruler( GtkWidget *widget, GdkEventExpose *event, gpointer user_data );
108
109 static gboolean
110 motion_notify_ruler(GtkWidget *widget, GdkEventMotion *event, gpointer user_data);
111
112
113 /* Function responsible for updating the exposed area.
114 * It must do an events request to the lttvwindow API to ask for this update.
115 * Note : this function cannot clear the background, because it may
116 * erase drawing already present (SAFETY).
117 */
118 void drawing_data_request(Drawing_t *drawing,
119 gint x, gint y,
120 gint width,
121 gint height)
122 {
123 if(width < 0) return ;
124 if(height < 0) return ;
125
126
127 Tab *tab = drawing->control_flow_data->tab;
128 TimeWindow time_window =
129 lttvwindow_get_time_window(tab);
130
131 ControlFlowData *control_flow_data = drawing->control_flow_data;
132 // (ControlFlowData*)g_object_get_data(
133 // G_OBJECT(drawing->drawing_area), "control_flow_data");
134
135 LttTime start, time_end;
136 LttTime window_end = time_window.end_time;
137
138 g_debug("req : window start_time : %lu, %lu", time_window.start_time.tv_sec,
139 time_window.start_time.tv_nsec);
140
141 g_debug("req : window time width : %lu, %lu", time_window.time_width.tv_sec,
142 time_window.time_width.tv_nsec);
143
144 g_debug("req : window_end : %lu, %lu", window_end.tv_sec,
145 window_end.tv_nsec);
146
147 g_debug("x is : %i, x+width is : %i", x, x+width);
148
149 convert_pixels_to_time(drawing->width, x,
150 time_window,
151 &start);
152
153 convert_pixels_to_time(drawing->width, x+width,
154 time_window,
155 &time_end);
156 time_end = ltt_time_add(time_end, ltt_time_one); // because main window
157 // doesn't deliver end time.
158
159 lttvwindow_events_request_remove_all(tab,
160 control_flow_data);
161
162 {
163 /* find the tracehooks */
164 LttvTracesetContext *tsc = lttvwindow_get_traceset_context(tab);
165
166 LttvTraceset *traceset = tsc->ts;
167
168 guint i, k, l, nb_trace;
169
170 LttvTraceState *ts;
171
172 LttvTracefileState *tfs;
173
174 GArray *hooks;
175
176 LttvTraceHook *hook;
177
178 LttvTraceHookByFacility *thf;
179
180 guint ret;
181 gint before_hn, after_hn;
182
183 nb_trace = lttv_traceset_number(traceset);
184 // FIXME : eventually request for more traces
185 // for(i = 0 ; i < nb_trace ; i++) {
186 for(i = 0; i<MIN(TRACE_NUMBER+1, nb_trace);i++)
187 {
188 EventsRequest *events_request = g_new(EventsRequest, 1);
189 // Create the hooks
190 //LttvHooks *event = lttv_hooks_new();
191 LttvHooksById *event_by_id = lttv_hooks_by_id_new();
192 LttvHooks *before_chunk_traceset = lttv_hooks_new();
193 LttvHooks *after_chunk_traceset = lttv_hooks_new();
194 LttvHooks *before_request_hook = lttv_hooks_new();
195 LttvHooks *after_request_hook = lttv_hooks_new();
196
197 lttv_hooks_add(before_chunk_traceset,
198 before_chunk,
199 events_request,
200 LTTV_PRIO_DEFAULT);
201
202 lttv_hooks_add(after_chunk_traceset,
203 after_chunk,
204 events_request,
205 LTTV_PRIO_DEFAULT);
206
207 lttv_hooks_add(before_request_hook,
208 before_request,
209 events_request,
210 LTTV_PRIO_DEFAULT);
211
212 lttv_hooks_add(after_request_hook,
213 after_request,
214 events_request,
215 LTTV_PRIO_DEFAULT);
216
217
218 ts = (LttvTraceState *)tsc->traces[i];
219
220 /* Find the eventtype id for the following events and register the
221 associated by id hooks. */
222
223 hooks = g_array_new(FALSE, FALSE, sizeof(LttvTraceHook));
224 hooks = g_array_set_size(hooks, 16);
225 before_hn = after_hn = 0;
226
227 /* before hooks */
228
229 ret = lttv_trace_find_hook(ts->parent.t,
230 LTT_FACILITY_KERNEL_ARCH, LTT_EVENT_SYSCALL_ENTRY,
231 LTT_FIELD_SYSCALL_ID, 0, 0,
232 before_execmode_hook,
233 events_request,
234 &g_array_index(hooks, LttvTraceHook, before_hn++));
235 if(ret) before_hn--;
236
237 ret = lttv_trace_find_hook(ts->parent.t,
238 LTT_FACILITY_KERNEL_ARCH, LTT_EVENT_SYSCALL_EXIT,
239 0, 0, 0,
240 before_execmode_hook,
241 events_request,
242 &g_array_index(hooks, LttvTraceHook, before_hn++));
243 if(ret) before_hn--;
244
245 ret = lttv_trace_find_hook(ts->parent.t,
246 LTT_FACILITY_KERNEL, LTT_EVENT_TRAP_ENTRY,
247 LTT_FIELD_TRAP_ID, 0, 0,
248 before_execmode_hook,
249 events_request,
250 &g_array_index(hooks, LttvTraceHook, before_hn++));
251 if(ret) before_hn--;
252
253 ret = lttv_trace_find_hook(ts->parent.t,
254 LTT_FACILITY_KERNEL, LTT_EVENT_TRAP_EXIT,
255 0, 0, 0,
256 before_execmode_hook,
257 events_request,
258 &g_array_index(hooks, LttvTraceHook, before_hn++));
259 if(ret) before_hn--;
260
261 ret = lttv_trace_find_hook(ts->parent.t,
262 LTT_FACILITY_KERNEL, LTT_EVENT_IRQ_ENTRY,
263 LTT_FIELD_IRQ_ID, 0, 0,
264 before_execmode_hook,
265 events_request,
266 &g_array_index(hooks, LttvTraceHook, before_hn++));
267 if(ret) before_hn--;
268
269 ret = lttv_trace_find_hook(ts->parent.t,
270 LTT_FACILITY_KERNEL, LTT_EVENT_IRQ_EXIT,
271 0, 0, 0,
272 before_execmode_hook,
273 events_request,
274 &g_array_index(hooks, LttvTraceHook, before_hn++));
275 if(ret) before_hn--;
276
277 ret = lttv_trace_find_hook(ts->parent.t,
278 LTT_FACILITY_KERNEL, LTT_EVENT_SOFT_IRQ_ENTRY,
279 LTT_FIELD_SOFT_IRQ_ID, 0, 0,
280 before_execmode_hook,
281 events_request,
282 &g_array_index(hooks, LttvTraceHook, before_hn++));
283 if(ret) before_hn--;
284
285 ret = lttv_trace_find_hook(ts->parent.t,
286 LTT_FACILITY_KERNEL, LTT_EVENT_SOFT_IRQ_EXIT,
287 0, 0, 0,
288 before_execmode_hook,
289 events_request,
290 &g_array_index(hooks, LttvTraceHook, before_hn++));
291 if(ret) before_hn--;
292
293
294 ret = lttv_trace_find_hook(ts->parent.t,
295 LTT_FACILITY_PROCESS, LTT_EVENT_SCHEDCHANGE,
296 LTT_FIELD_OUT, LTT_FIELD_IN, LTT_FIELD_OUT_STATE,
297 before_schedchange_hook,
298 events_request,
299 &g_array_index(hooks, LttvTraceHook, before_hn++));
300 if(ret) before_hn--;
301
302 ret = lttv_trace_find_hook(ts->parent.t,
303 LTT_FACILITY_PROCESS, LTT_EVENT_EXIT,
304 LTT_FIELD_PID, 0, 0,
305 before_process_exit_hook,
306 events_request,
307 &g_array_index(hooks, LttvTraceHook, before_hn++));
308 if(ret) before_hn--;
309
310 ret = lttv_trace_find_hook(ts->parent.t,
311 LTT_FACILITY_PROCESS, LTT_EVENT_FREE,
312 LTT_FIELD_PID, 0, 0,
313 before_process_release_hook,
314 events_request,
315 &g_array_index(hooks, LttvTraceHook, before_hn++));
316 if(ret) before_hn--;
317
318
319 #if 0
320 lttv_trace_find_hook(ts->parent.t,
321 "core", "process", "event_sub_id",
322 "event_data1", "event_data2", before_process_hook,
323 &g_array_index(hooks, LttvTraceHook, hn++));
324 #endif //0
325 #if 0
326 lttv_trace_find_hook(ts->parent.t, "core", "process_fork", "child_pid",
327 NULL, NULL, process_fork, &g_array_index(hooks, LttvTraceHook, hn++));
328
329 lttv_trace_find_hook(ts->parent.t, "core", "process_exit", NULL, NULL,
330 NULL, process_exit, &g_array_index(hooks, LttvTraceHook, hn++));
331 #endif //0
332
333 /* after hooks */
334
335 #if 0
336 /**** DESACTIVATED ****/
337 lttv_trace_find_hook(ts->parent.t, "core","syscall_entry","syscall_id",
338 NULL, NULL, after_execmode_hook, &g_array_index(hooks, LttvTraceHook, hn++));
339 /**** DESACTIVATED ****/
340 lttv_trace_find_hook(ts->parent.t, "core", "syscall_exit", NULL, NULL,
341 NULL, after_execmode_hook, &g_array_index(hooks, LttvTraceHook, hn++));
342
343 /**** DESACTIVATED ****/
344 lttv_trace_find_hook(ts->parent.t, "core", "trap_entry", "trap_id",
345 NULL, NULL, after_execmode_hook, &g_array_index(hooks, LttvTraceHook, hn++));
346
347 /**** DESACTIVATED ****/
348 lttv_trace_find_hook(ts->parent.t, "core", "trap_exit", NULL, NULL, NULL,
349 after_execmode_hook, &g_array_index(hooks, LttvTraceHook, hn++));
350
351 /**** DESACTIVATED ****/
352 lttv_trace_find_hook(ts->parent.t, "core", "irq_entry", "irq_id", NULL,
353 NULL, after_execmode_hook, &g_array_index(hooks, LttvTraceHook, hn++));
354
355 /**** DESACTIVATED ****/
356 lttv_trace_find_hook(ts->parent.t, "core", "irq_exit", NULL, NULL, NULL,
357 after_execmode_hook, &g_array_index(hooks, LttvTraceHook, hn++));
358 #endif //0
359 #if 0
360 lttv_trace_find_hook(ts->parent.t, "core", "schedchange", "in", "out",
361 "out_state", after_schedchange_hook,
362 &g_array_index(hooks, LttvTraceHook, hn++));
363
364 lttv_trace_find_hook(ts->parent.t, "core", "process", "event_sub_id",
365 "event_data1", "event_data2", after_process_hook,
366 &g_array_index(hooks, LttvTraceHook, hn++));
367 #endif //0
368 after_hn = before_hn;
369
370 ret = lttv_trace_find_hook(ts->parent.t,
371 LTT_FACILITY_PROCESS, LTT_EVENT_SCHEDCHANGE,
372 LTT_FIELD_OUT, LTT_FIELD_IN, LTT_FIELD_OUT_STATE,
373 after_schedchange_hook,
374 events_request,
375 &g_array_index(hooks, LttvTraceHook, after_hn++));
376 if(ret) after_hn--;
377
378 ret = lttv_trace_find_hook(ts->parent.t,
379 LTT_FACILITY_PROCESS, LTT_EVENT_FORK,
380 LTT_FIELD_PARENT_PID, LTT_FIELD_CHILD_PID, 0,
381 after_process_fork_hook,
382 events_request,
383 &g_array_index(hooks, LttvTraceHook, after_hn++));
384 if(ret) after_hn--;
385
386 ret = lttv_trace_find_hook(ts->parent.t,
387 LTT_FACILITY_PROCESS, LTT_EVENT_EXIT,
388 LTT_FIELD_PID, 0, 0,
389 after_process_exit_hook,
390 events_request,
391 &g_array_index(hooks, LttvTraceHook, after_hn++));
392 if(ret) after_hn--;
393
394 ret = lttv_trace_find_hook(ts->parent.t,
395 LTT_FACILITY_FS, LTT_EVENT_EXEC,
396 0, 0, 0,
397 after_fs_exec_hook,
398 events_request,
399 &g_array_index(hooks, LttvTraceHook, after_hn++));
400 if(ret) after_hn--;
401
402 ret = lttv_trace_find_hook(ts->parent.t,
403 LTT_FACILITY_STATEDUMP, LTT_EVENT_ENUM_PROCESS_STATE,
404 LTT_FIELD_PID, LTT_FIELD_PARENT_PID, LTT_FIELD_NAME,
405 after_event_enum_process_hook,
406 events_request,
407 &g_array_index(hooks, LttvTraceHook, after_hn++));
408 if(ret) after_hn--;
409
410 hooks = g_array_set_size(hooks, after_hn);
411
412 #if 0
413 lttv_trace_find_hook(ts->parent.t, "core", "process_fork", "child_pid",
414 NULL, NULL, process_fork, &g_array_index(hooks, LttvTraceHook, hn++));
415
416 lttv_trace_find_hook(ts->parent.t, "core", "process_exit", NULL, NULL,
417 NULL, process_exit, &g_array_index(hooks, LttvTraceHook, hn++));
418 #endif //0
419
420
421
422 /* Add these hooks to each event_by_id hooks list */
423 /* add before */
424 for(k = 0 ; k < before_hn ; k++) {
425 hook = &g_array_index(hooks, LttvTraceHook, k);
426 for(l=0;l<hook->fac_list->len;l++) {
427 thf = g_array_index(hook->fac_list, LttvTraceHookByFacility*, l);
428 lttv_hooks_add(lttv_hooks_by_id_find(event_by_id, thf->id),
429 thf->h,
430 thf,
431 LTTV_PRIO_STATE-5);
432 }
433 }
434
435 /* add after */
436 for(k = before_hn ; k < after_hn ; k++) {
437 hook = &g_array_index(hooks, LttvTraceHook, k);
438 for(l=0;l<hook->fac_list->len;l++) {
439 thf = g_array_index(hook->fac_list, LttvTraceHookByFacility*, l);
440 lttv_hooks_add(lttv_hooks_by_id_find(event_by_id, thf->id),
441 thf->h,
442 thf,
443 LTTV_PRIO_STATE+5);
444 }
445 }
446
447 events_request->hooks = hooks;
448
449 // Fill the events request
450 events_request->owner = control_flow_data;
451 events_request->viewer_data = control_flow_data;
452 events_request->servicing = FALSE;
453 events_request->start_time = start;
454 events_request->start_position = NULL;
455 events_request->stop_flag = FALSE;
456 events_request->end_time = time_end;
457 events_request->num_events = G_MAXUINT;
458 events_request->end_position = NULL;
459 events_request->trace = i; /* FIXME */
460 events_request->before_chunk_traceset = before_chunk_traceset;
461 events_request->before_chunk_trace = NULL;
462 events_request->before_chunk_tracefile = NULL;
463 events_request->event = NULL;
464 events_request->event_by_id = event_by_id;
465 events_request->after_chunk_tracefile = NULL;
466 events_request->after_chunk_trace = NULL;
467 events_request->after_chunk_traceset = after_chunk_traceset;
468 events_request->before_request = before_request_hook;
469 events_request->after_request = after_request_hook;
470
471 g_debug("req : start : %lu, %lu", start.tv_sec,
472 start.tv_nsec);
473
474 g_debug("req : end : %lu, %lu", time_end.tv_sec,
475 time_end.tv_nsec);
476
477 lttvwindow_events_request(tab, events_request);
478
479 }
480
481 }
482
483 #if 0
484 lttv_hooks_add(event,
485 before_schedchange_hook,
486 events_request,
487 LTTV_PRIO_STATE-5);
488 lttv_hooks_add(event,
489 after_schedchange_hook,
490 events_request,
491 LTTV_PRIO_STATE+5);
492 lttv_hooks_add(event,
493 before_execmode_hook,
494 events_request,
495 LTTV_PRIO_STATE-5);
496 lttv_hooks_add(event,
497 after_execmode_hook,
498 events_request,
499 LTTV_PRIO_STATE+5);
500 lttv_hooks_add(event,
501 before_process_hook,
502 events_request,
503 LTTV_PRIO_STATE-5);
504 lttv_hooks_add(event,
505 after_process_hook,
506 events_request,
507 LTTV_PRIO_STATE+5);
508 #endif //0
509
510 }
511
512
513 static void set_last_start(gpointer key, gpointer value, gpointer user_data)
514 {
515 ProcessInfo *process_info = (ProcessInfo*)key;
516 HashedProcessData *hashed_process_data = (HashedProcessData*)value;
517 guint x = (guint)user_data;
518
519 hashed_process_data->x.over = x;
520 hashed_process_data->x.over_used = FALSE;
521 hashed_process_data->x.over_marked = FALSE;
522 hashed_process_data->x.middle = x;
523 hashed_process_data->x.middle_used = FALSE;
524 hashed_process_data->x.middle_marked = FALSE;
525 hashed_process_data->x.under = x;
526 hashed_process_data->x.under_used = FALSE;
527 hashed_process_data->x.under_marked = FALSE;
528 hashed_process_data->next_good_time = ltt_time_zero;
529
530 return;
531 }
532
533 void drawing_data_request_begin(EventsRequest *events_request, LttvTracesetState *tss)
534 {
535 g_debug("Begin of data request");
536 ControlFlowData *cfd = events_request->viewer_data;
537 LttvTracesetContext *tsc = LTTV_TRACESET_CONTEXT(tss);
538 TimeWindow time_window =
539 lttvwindow_get_time_window(cfd->tab);
540
541 guint width = cfd->drawing->width;
542 guint x=0;
543
544 cfd->drawing->last_start = events_request->start_time;
545
546 convert_time_to_pixels(
547 time_window,
548 events_request->start_time,
549 width,
550 &x);
551
552 g_hash_table_foreach(cfd->process_list->process_hash, set_last_start,
553 (gpointer)x);
554
555 }
556
557 void drawing_chunk_begin(EventsRequest *events_request, LttvTracesetState *tss)
558 {
559 g_debug("Begin of chunk");
560 ControlFlowData *cfd = events_request->viewer_data;
561 LttvTracesetContext *tsc = LTTV_TRACESET_CONTEXT(tss);
562 //LttTime current_time = lttv_traceset_context_get_current_tfc(tsc)->timestamp;
563 guint num_cpu =
564 ltt_trace_get_num_cpu(tss->parent.traces[TRACE_NUMBER]->t);
565
566 cfd->process_list->current_hash_data = g_new(HashedProcessData*,num_cpu);
567 memset(cfd->process_list->current_hash_data, 0,
568 sizeof(HashedProcessData*)*num_cpu);
569 //cfd->drawing->last_start = LTT_TIME_MIN(current_time,
570 // events_request->end_time);
571 }
572
573
574 void drawing_request_expose(EventsRequest *events_request,
575 LttvTracesetState *tss,
576 LttTime end_time)
577 {
578 gint x, width;
579 guint x_end;
580
581 ControlFlowData *cfd = events_request->viewer_data;
582 LttvTracesetContext *tsc = (LttvTracesetContext*)tss;
583 Drawing_t *drawing = cfd->drawing;
584
585 TimeWindow time_window =
586 lttvwindow_get_time_window(cfd->tab);
587
588 g_debug("request expose");
589
590 convert_time_to_pixels(
591 time_window,
592 end_time,
593 drawing->width,
594 &x_end);
595 x = drawing->damage_begin;
596
597 width = x_end - x;
598
599 drawing->damage_begin = x+width;
600
601 // FIXME ?
602 gtk_widget_queue_draw_area ( drawing->drawing_area,
603 x, 0,
604 width, drawing->drawing_area->allocation.height);
605
606 /* Update directly when scrolling */
607 gdk_window_process_updates(drawing->drawing_area->window,
608 TRUE);
609 }
610
611
612 /* Callbacks */
613
614
615 /* Create a new backing pixmap of the appropriate size */
616 /* As the scaling will always change, it's of no use to copy old
617 * pixmap.
618 *
619 * Only change the size if width changes. The height is specified and changed
620 * when process ID are added or removed from the process list.
621 */
622 static gboolean
623 configure_event( GtkWidget *widget, GdkEventConfigure *event,
624 gpointer user_data)
625 {
626 Drawing_t *drawing = (Drawing_t*)user_data;
627
628
629 /* First, get the new time interval of the main window */
630 /* we assume (see documentation) that the main window
631 * has updated the time interval before this configure gets
632 * executed.
633 */
634 //lttvwindow_get_time_window(drawing->control_flow_data->mw,
635 // &drawing->control_flow_data->time_window);
636
637 /* New pixmap, size of the configure event */
638 //GdkPixmap *pixmap = gdk_pixmap_new(widget->window,
639 // widget->allocation.width + SAFETY,
640 // widget->allocation.height + SAFETY,
641 // -1);
642
643 if(widget->allocation.width != drawing->width) {
644 g_debug("drawing configure event");
645 g_debug("New alloc draw size : %i by %i",widget->allocation.width,
646 widget->allocation.height);
647
648 drawing->width = widget->allocation.width;
649
650 if(drawing->alloc_width < widget->allocation.width) {
651 //if(drawing->pixmap)
652 // gdk_pixmap_unref(drawing->pixmap);
653
654 //drawing->pixmap = gdk_pixmap_new(widget->window,
655 // drawing->width + SAFETY + EXTRA_ALLOC,
656 // drawing->height + EXTRA_ALLOC,
657 // -1);
658 drawing->alloc_width = drawing->width + SAFETY + EXTRA_ALLOC;
659 drawing->alloc_height = drawing->height + EXTRA_ALLOC;
660 update_pixmap_size(drawing->control_flow_data->process_list,
661 drawing->alloc_width);
662 update_index_to_pixmap(drawing->control_flow_data->process_list);
663 }
664 //drawing->height = widget->allocation.height;
665
666 //ProcessList_get_height
667 // (GuiControlFlow_get_process_list(drawing->control_flow_data)),
668
669
670 // Clear the image
671 //gdk_draw_rectangle (drawing->pixmap,
672 // widget->style->black_gc,
673 // TRUE,
674 // 0, 0,
675 // drawing->width+SAFETY,
676 // drawing->height);
677
678 //g_info("init data request");
679
680
681 /* Initial data request */
682 /* no, do initial data request in the expose event */
683 // Do not need to ask for data of 1 pixel : not synchronized with
684 // main window time at this moment.
685 //drawing_data_request(drawing, &drawing->pixmap, 0, 0,
686 // widget->allocation.width,
687 // widget->allocation.height);
688
689 //drawing->width = widget->allocation.width;
690 //drawing->height = widget->allocation.height;
691
692 drawing->damage_begin = 0;
693 drawing->damage_end = widget->allocation.width;
694
695 if((widget->allocation.width != 1 &&
696 widget->allocation.height != 1)
697 && drawing->damage_begin < drawing->damage_end)
698 {
699
700 rectangle_pixmap (drawing->control_flow_data->process_list,
701 drawing->drawing_area->style->black_gc,
702 TRUE,
703 0, 0,
704 drawing->alloc_width, // do not overlap
705 -1);
706
707
708 drawing_data_request(drawing,
709 drawing->damage_begin,
710 0,
711 drawing->damage_end - drawing->damage_begin,
712 drawing->height);
713 }
714 }
715 return TRUE;
716 }
717
718
719 /* Redraw the screen from the backing pixmap */
720 static gboolean
721 expose_event( GtkWidget *widget, GdkEventExpose *event, gpointer user_data )
722 {
723 Drawing_t *drawing = (Drawing_t*)user_data;
724
725 ControlFlowData *control_flow_data =
726 (ControlFlowData*)g_object_get_data(
727 G_OBJECT(widget),
728 "control_flow_data");
729 #if 0
730 if(unlikely(drawing->gc == NULL)) {
731 drawing->gc = gdk_gc_new(drawing->drawing_area->window);
732 gdk_gc_copy(drawing->gc, drawing->drawing_area->style->black_gc);
733 }
734 #endif //0
735 TimeWindow time_window =
736 lttvwindow_get_time_window(control_flow_data->tab);
737 LttTime current_time =
738 lttvwindow_get_current_time(control_flow_data->tab);
739
740 guint cursor_x=0;
741
742 LttTime window_end = time_window.end_time;
743
744 /* update the screen from the pixmap buffer */
745 #if 0
746 gdk_draw_pixmap(widget->window,
747 widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
748 drawing->pixmap,
749 event->area.x, event->area.y,
750 event->area.x, event->area.y,
751 event->area.width, event->area.height);
752 #endif //0
753 drawing->height = processlist_get_height(control_flow_data->process_list);
754 #if 0
755 copy_pixmap_to_screen(control_flow_data->process_list,
756 widget->window,
757 widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
758 event->area.x, event->area.y,
759 event->area.width, event->area.height);
760 #endif //0
761 copy_pixmap_to_screen(control_flow_data->process_list,
762 widget->window,
763 drawing->gc,
764 event->area.x, event->area.y,
765 event->area.width, event->area.height);
766
767
768 /* Erase the dotted lines left.. */
769 if(widget->allocation.height > drawing->height)
770 {
771 gdk_draw_rectangle (widget->window,
772 drawing->drawing_area->style->black_gc,
773 TRUE,
774 event->area.x, drawing->height,
775 event->area.width, // do not overlap
776 widget->allocation.height - drawing->height);
777 }
778 if(ltt_time_compare(time_window.start_time, current_time) <= 0 &&
779 ltt_time_compare(window_end, current_time) >= 0)
780 {
781 /* Draw the dotted lines */
782 convert_time_to_pixels(
783 time_window,
784 current_time,
785 drawing->width,
786 &cursor_x);
787
788 #if 0
789 if(drawing->dotted_gc == NULL) {
790
791 drawing->dotted_gc = gdk_gc_new(drawing->drawing_area->window);
792 gdk_gc_copy(drawing->dotted_gc, widget->style->white_gc);
793
794 gint8 dash_list[] = { 1, 2 };
795 gdk_gc_set_line_attributes(drawing->dotted_gc,
796 1,
797 GDK_LINE_ON_OFF_DASH,
798 GDK_CAP_BUTT,
799 GDK_JOIN_MITER);
800 gdk_gc_set_dashes(drawing->dotted_gc,
801 0,
802 dash_list,
803 2);
804 }
805 #endif //0
806 gint height_tot = MAX(widget->allocation.height, drawing->height);
807 gdk_draw_line(widget->window,
808 drawing->dotted_gc,
809 cursor_x, 0,
810 cursor_x, height_tot);
811 }
812 return FALSE;
813 }
814
815 static gboolean
816 after_expose_event( GtkWidget *widget, GdkEventExpose *event, gpointer user_data )
817 {
818 //g_assert(0);
819 g_debug("AFTER EXPOSE");
820
821 return FALSE;
822
823
824 }
825
826 #if 0
827 void
828 tree_row_activated(GtkTreeModel *treemodel,
829 GtkTreePath *arg1,
830 GtkTreeViewColumn *arg2,
831 gpointer user_data)
832 {
833 ControlFlowData *cfd = (ControlFlowData*)user_data;
834 Drawing_t *drawing = cfd->drawing;
835 GtkTreeView *treeview = cfd->process_list->process_list_widget;
836 gint *path_indices;
837 gint height;
838
839 path_indices = gtk_tree_path_get_indices (arg1);
840
841 height = get_cell_height(cfd->process_list,
842 GTK_TREE_VIEW(treeview));
843 drawing->horizontal_sel = height * path_indices[0];
844 g_critical("new hor sel : %i", drawing->horizontal_sel);
845 }
846 #endif //0
847
848 /* mouse click */
849 static gboolean
850 button_press_event( GtkWidget *widget, GdkEventButton *event, gpointer user_data )
851 {
852 ControlFlowData *control_flow_data =
853 (ControlFlowData*)g_object_get_data(
854 G_OBJECT(widget),
855 "control_flow_data");
856 Drawing_t *drawing = control_flow_data->drawing;
857 TimeWindow time_window =
858 lttvwindow_get_time_window(control_flow_data->tab);
859
860 g_debug("click");
861 if(event->button == 1)
862 {
863 LttTime time;
864
865 /* left mouse button click */
866 g_debug("x click is : %f", event->x);
867
868 convert_pixels_to_time(drawing->width, (guint)event->x,
869 time_window,
870 &time);
871
872 lttvwindow_report_current_time(control_flow_data->tab, time);
873
874 }
875
876 return FALSE;
877 }
878
879 static gboolean
880 scrollbar_size_allocate(GtkWidget *widget,
881 GtkAllocation *allocation,
882 gpointer user_data)
883 {
884 Drawing_t *drawing = (Drawing_t*)user_data;
885
886 gtk_widget_set_size_request(drawing->padding, allocation->width, -1);
887 //gtk_widget_queue_resize(drawing->padding);
888 //gtk_widget_queue_resize(drawing->ruler);
889 gtk_container_check_resize(GTK_CONTAINER(drawing->ruler_hbox));
890 return 0;
891 }
892
893
894
895 Drawing_t *drawing_construct(ControlFlowData *control_flow_data)
896 {
897 Drawing_t *drawing = g_new(Drawing_t, 1);
898
899 drawing->control_flow_data = control_flow_data;
900
901 drawing->vbox = gtk_vbox_new(FALSE, 1);
902
903
904 drawing->ruler_hbox = gtk_hbox_new(FALSE, 1);
905 drawing->ruler = gtk_drawing_area_new ();
906 //gtk_widget_set_size_request(drawing->ruler, -1, 27);
907
908 drawing->padding = gtk_drawing_area_new ();
909 //gtk_widget_set_size_request(drawing->padding, -1, 27);
910 gtk_box_pack_start(GTK_BOX(drawing->ruler_hbox), drawing->ruler,
911 TRUE, TRUE, 0);
912 gtk_box_pack_end(GTK_BOX(drawing->ruler_hbox), drawing->padding,
913 FALSE, FALSE, 0);
914
915
916
917 drawing->drawing_area = gtk_drawing_area_new ();
918
919 drawing->gc = NULL;
920
921 drawing->hbox = gtk_hbox_new(FALSE, 1);
922 drawing->viewport = gtk_viewport_new(NULL, control_flow_data->v_adjust);
923 drawing->scrollbar = gtk_vscrollbar_new(control_flow_data->v_adjust);
924 gtk_box_pack_start(GTK_BOX(drawing->hbox), drawing->viewport,
925 TRUE, TRUE, 0);
926 gtk_box_pack_end(GTK_BOX(drawing->hbox), drawing->scrollbar,
927 FALSE, FALSE, 0);
928
929 //drawing->scrolled_window =
930 // gtk_scrolled_window_new (NULL,
931 // control_flow_data->v_adjust);
932
933 //gtk_scrolled_window_set_policy(
934 // GTK_SCROLLED_WINDOW(drawing->scrolled_window),
935 // GTK_POLICY_NEVER,
936 // GTK_POLICY_AUTOMATIC);
937
938 gtk_container_add(GTK_CONTAINER(drawing->viewport),
939 drawing->drawing_area);
940 //gtk_scrolled_window_add_with_viewport(
941 // GTK_SCROLLED_WINDOW(drawing->scrolled_window),
942 // drawing->drawing_area);
943
944 gtk_box_pack_start(GTK_BOX(drawing->vbox), drawing->ruler_hbox,
945 FALSE, FALSE, 0);
946 gtk_box_pack_end(GTK_BOX(drawing->vbox), drawing->hbox,
947 TRUE, TRUE, 0);
948
949 drawing->pango_layout =
950 gtk_widget_create_pango_layout(drawing->drawing_area, NULL);
951
952 drawing->height = 1;
953 drawing->width = 1;
954 drawing->depth = 0;
955 drawing->alloc_height = 1;
956 drawing->alloc_width = 1;
957
958 drawing->damage_begin = 0;
959 drawing->damage_end = 0;
960 drawing->horizontal_sel = -1;
961
962 //gtk_widget_set_size_request(drawing->drawing_area->window, 50, 50);
963 g_object_set_data_full(
964 G_OBJECT(drawing->drawing_area),
965 "Link_drawing_Data",
966 drawing,
967 (GDestroyNotify)drawing_destroy);
968
969 g_object_set_data(
970 G_OBJECT(drawing->ruler),
971 "drawing",
972 drawing);
973
974
975 //gtk_widget_modify_bg( drawing->drawing_area,
976 // GTK_STATE_NORMAL,
977 // &CF_Colors[BLACK]);
978
979 //gdk_window_get_geometry(drawing->drawing_area->window,
980 // NULL, NULL,
981 // &(drawing->width),
982 // &(drawing->height),
983 // -1);
984
985 //drawing->pixmap = gdk_pixmap_new(
986 // drawing->drawing_area->window,
987 // drawing->width,
988 // drawing->height,
989 // drawing->depth);
990
991 //drawing->pixmap = NULL;
992
993 // drawing->pixmap = gdk_pixmap_new(drawing->drawing_area->window,
994 // drawing->drawing_area->allocation.width,
995 // drawing->drawing_area->allocation.height,
996 // -1);
997
998 g_signal_connect (G_OBJECT(drawing->drawing_area),
999 "configure_event",
1000 G_CALLBACK (configure_event),
1001 (gpointer)drawing);
1002
1003 g_signal_connect (G_OBJECT(drawing->ruler),
1004 "expose_event",
1005 G_CALLBACK(expose_ruler),
1006 (gpointer)drawing);
1007
1008 gtk_widget_add_events(drawing->ruler, GDK_POINTER_MOTION_MASK);
1009
1010 g_signal_connect (G_OBJECT(drawing->ruler),
1011 "motion-notify-event",
1012 G_CALLBACK(motion_notify_ruler),
1013 (gpointer)drawing);
1014
1015
1016 g_signal_connect (G_OBJECT(drawing->scrollbar),
1017 "size-allocate",
1018 G_CALLBACK(scrollbar_size_allocate),
1019 (gpointer)drawing);
1020
1021
1022
1023 g_signal_connect (G_OBJECT(drawing->drawing_area),
1024 "expose_event",
1025 G_CALLBACK (expose_event),
1026 (gpointer)drawing);
1027
1028 g_signal_connect_after (G_OBJECT(drawing->drawing_area),
1029 "expose_event",
1030 G_CALLBACK (after_expose_event),
1031 (gpointer)drawing);
1032
1033 g_signal_connect (G_OBJECT(drawing->drawing_area),
1034 "button-press-event",
1035 G_CALLBACK (button_press_event),
1036 (gpointer)drawing);
1037
1038
1039 gtk_widget_show(drawing->ruler);
1040 gtk_widget_show(drawing->padding);
1041 gtk_widget_show(drawing->ruler_hbox);
1042
1043 gtk_widget_show(drawing->drawing_area);
1044 //gtk_widget_show(drawing->scrolled_window);
1045 gtk_widget_show(drawing->viewport);
1046 gtk_widget_show(drawing->scrollbar);
1047 gtk_widget_show(drawing->hbox);
1048
1049 /* Allocate the colors */
1050 GdkColormap* colormap = gdk_colormap_get_system();
1051 gboolean success[NUM_COLORS];
1052 gdk_colormap_alloc_colors(colormap, drawing_colors, NUM_COLORS, FALSE,
1053 TRUE, success);
1054
1055 drawing->gc =
1056 gdk_gc_new(GDK_DRAWABLE(main_window_get_widget(control_flow_data->tab)->window));
1057 drawing->dotted_gc =
1058 gdk_gc_new(GDK_DRAWABLE(main_window_get_widget(control_flow_data->tab)->window));
1059
1060 gdk_gc_copy(drawing->gc,
1061 main_window_get_widget(control_flow_data->tab)->style->black_gc);
1062 gdk_gc_copy(drawing->dotted_gc,
1063 main_window_get_widget(control_flow_data->tab)->style->white_gc);
1064
1065 gint8 dash_list[] = { 1, 2 };
1066 gdk_gc_set_line_attributes(drawing->dotted_gc,
1067 1,
1068 GDK_LINE_ON_OFF_DASH,
1069 GDK_CAP_BUTT,
1070 GDK_JOIN_MITER);
1071 gdk_gc_set_dashes(drawing->dotted_gc,
1072 0,
1073 dash_list,
1074 2);
1075
1076 drawing->ruler_gc_butt =
1077 gdk_gc_new(GDK_DRAWABLE(main_window_get_widget(control_flow_data->tab)->window));
1078 gdk_gc_copy(drawing->ruler_gc_butt,
1079 main_window_get_widget(control_flow_data->tab)->style->black_gc);
1080 drawing->ruler_gc_round =
1081 gdk_gc_new(GDK_DRAWABLE(main_window_get_widget(control_flow_data->tab)->window));
1082 gdk_gc_copy(drawing->ruler_gc_round,
1083 main_window_get_widget(control_flow_data->tab)->style->black_gc);
1084
1085
1086 gdk_gc_set_line_attributes(drawing->ruler_gc_butt,
1087 2,
1088 GDK_LINE_SOLID,
1089 GDK_CAP_BUTT,
1090 GDK_JOIN_MITER);
1091
1092 gdk_gc_set_line_attributes(drawing->ruler_gc_round,
1093 2,
1094 GDK_LINE_SOLID,
1095 GDK_CAP_ROUND,
1096 GDK_JOIN_ROUND);
1097
1098
1099 return drawing;
1100 }
1101
1102 void drawing_destroy(Drawing_t *drawing)
1103 {
1104 g_info("drawing_destroy %p", drawing);
1105
1106 /* Free the colors */
1107 GdkColormap* colormap = gdk_colormap_get_system();
1108
1109 gdk_colormap_free_colors(colormap, drawing_colors, NUM_COLORS);
1110
1111
1112
1113 // Do not unref here, Drawing_t destroyed by it's widget.
1114 //g_object_unref( G_OBJECT(drawing->drawing_area));
1115 if(drawing->gc != NULL)
1116 gdk_gc_unref(drawing->gc);
1117
1118 g_object_unref(drawing->pango_layout);
1119 if(drawing->dotted_gc != NULL) gdk_gc_unref(drawing->dotted_gc);
1120 if(drawing->ruler_gc_butt != NULL) gdk_gc_unref(drawing->ruler_gc_butt);
1121 if(drawing->ruler_gc_round != NULL) gdk_gc_unref(drawing->ruler_gc_round);
1122
1123 g_free(drawing);
1124 g_info("drawing_destroy end");
1125 }
1126
1127 GtkWidget *drawing_get_drawing_area(Drawing_t *drawing)
1128 {
1129 return drawing->drawing_area;
1130 }
1131
1132 GtkWidget *drawing_get_widget(Drawing_t *drawing)
1133 {
1134 return drawing->vbox;
1135 }
1136
1137 void drawing_draw_line( Drawing_t *drawing,
1138 GdkPixmap *pixmap,
1139 guint x1, guint y1,
1140 guint x2, guint y2,
1141 GdkGC *GC)
1142 {
1143 gdk_draw_line (pixmap,
1144 GC,
1145 x1, y1, x2, y2);
1146 }
1147
1148 void drawing_clear(Drawing_t *drawing)
1149 {
1150 //if (drawing->pixmap)
1151 // gdk_pixmap_unref(drawing->pixmap);
1152 ControlFlowData *cfd = drawing->control_flow_data;
1153
1154
1155 rectangle_pixmap(cfd->process_list,
1156 drawing->drawing_area->style->black_gc,
1157 TRUE,
1158 0, 0,
1159 drawing->alloc_width, // do not overlap
1160 -1);
1161
1162 //drawing->height = 1;
1163 /* Allocate a new pixmap with new height */
1164 //drawing->pixmap = gdk_pixmap_new(drawing->drawing_area->window,
1165 // drawing->width + SAFETY + EXTRA_ALLOC,
1166 // drawing->height + EXTRA_ALLOC,
1167 // -1);
1168 //drawing->alloc_width = drawing->width + SAFETY + EXTRA_ALLOC;
1169 //drawing->alloc_height = drawing->height + EXTRA_ALLOC;
1170
1171 //gtk_widget_set_size_request(drawing->drawing_area,
1172 // -1,
1173 // drawing->height);
1174 //gtk_widget_queue_resize_no_redraw(drawing->drawing_area);
1175
1176 /* ask for the buffer to be redrawn */
1177 gtk_widget_queue_draw ( drawing->drawing_area);
1178 }
1179
1180 #if 0
1181 /* Insert a square corresponding to a new process in the list */
1182 /* Applies to whole drawing->width */
1183 void drawing_insert_square(Drawing_t *drawing,
1184 guint y,
1185 guint height)
1186 {
1187 //GdkRectangle update_rect;
1188 gboolean reallocate = FALSE;
1189 GdkPixmap *new_pixmap;
1190
1191 /* Allocate a new pixmap with new height */
1192 if(drawing->alloc_height < drawing->height + height) {
1193
1194 new_pixmap = gdk_pixmap_new(drawing->drawing_area->window,
1195 drawing->width + SAFETY + EXTRA_ALLOC,
1196 drawing->height + height + EXTRA_ALLOC,
1197 -1);
1198 drawing->alloc_width = drawing->width + SAFETY + EXTRA_ALLOC;
1199 drawing->alloc_height = drawing->height + height + EXTRA_ALLOC;
1200 reallocate = TRUE;
1201
1202 /* Copy the high region */
1203 gdk_draw_pixmap (new_pixmap,
1204 drawing->drawing_area->style->black_gc,
1205 drawing->pixmap,
1206 0, 0,
1207 0, 0,
1208 drawing->width + SAFETY, y);
1209
1210 } else {
1211 new_pixmap = drawing->pixmap;
1212 }
1213
1214 //GdkPixmap *pixmap = gdk_pixmap_new(drawing->drawing_area->window,
1215 // drawing->width + SAFETY,
1216 // drawing->height + height,
1217 // -1);
1218
1219 /* add an empty square */
1220 gdk_draw_rectangle (new_pixmap,
1221 drawing->drawing_area->style->black_gc,
1222 TRUE,
1223 0, y,
1224 drawing->width + SAFETY, // do not overlap
1225 height);
1226
1227 /* copy the bottom of the region */
1228 gdk_draw_pixmap (new_pixmap,
1229 drawing->drawing_area->style->black_gc,
1230 drawing->pixmap,
1231 0, y,
1232 0, y + height,
1233 drawing->width+SAFETY, drawing->height - y);
1234
1235
1236 if(reallocate && likely(drawing->pixmap)) {
1237 gdk_pixmap_unref(drawing->pixmap);
1238 drawing->pixmap = new_pixmap;
1239 }
1240
1241 if(unlikely(drawing->height==1)) drawing->height = height;
1242 else drawing->height += height;
1243
1244 gtk_widget_set_size_request(drawing->drawing_area,
1245 -1,
1246 drawing->height);
1247 gtk_widget_queue_resize_no_redraw(drawing->drawing_area);
1248
1249 /* ask for the buffer to be redrawn */
1250 gtk_widget_queue_draw_area ( drawing->drawing_area,
1251 0, y,
1252 drawing->width, drawing->height-y);
1253 }
1254
1255
1256 /* Remove a square corresponding to a removed process in the list */
1257 void drawing_remove_square(Drawing_t *drawing,
1258 guint y,
1259 guint height)
1260 {
1261 GdkPixmap *pixmap;
1262
1263 if(unlikely((guint)drawing->height == height)) {
1264 //pixmap = gdk_pixmap_new(
1265 // drawing->drawing_area->window,
1266 // drawing->width + SAFETY,
1267 // 1,
1268 // -1);
1269 pixmap = drawing->pixmap;
1270 drawing->height=1;
1271 } else {
1272 /* Allocate a new pixmap with new height */
1273 //pixmap = gdk_pixmap_new(
1274 // drawing->drawing_area->window,
1275 // drawing->width + SAFETY,
1276 // drawing->height - height,
1277 // -1);
1278 /* Keep the same preallocated pixmap */
1279 pixmap = drawing->pixmap;
1280
1281 /* Copy the high region */
1282 gdk_draw_pixmap (pixmap,
1283 drawing->drawing_area->style->black_gc,
1284 drawing->pixmap,
1285 0, 0,
1286 0, 0,
1287 drawing->width + SAFETY, y);
1288
1289 /* Copy up the bottom of the region */
1290 gdk_draw_pixmap (pixmap,
1291 drawing->drawing_area->style->black_gc,
1292 drawing->pixmap,
1293 0, y + height,
1294 0, y,
1295 drawing->width, drawing->height - y - height);
1296
1297 drawing->height-=height;
1298 }
1299
1300 //if(likely(drawing->pixmap))
1301 // gdk_pixmap_unref(drawing->pixmap);
1302
1303 //drawing->pixmap = pixmap;
1304
1305 gtk_widget_set_size_request(drawing->drawing_area,
1306 -1,
1307 drawing->height);
1308 gtk_widget_queue_resize_no_redraw(drawing->drawing_area);
1309 /* ask for the buffer to be redrawn */
1310 gtk_widget_queue_draw_area ( drawing->drawing_area,
1311 0, y,
1312 drawing->width, MAX(drawing->height-y, 1));
1313 }
1314 #endif //0
1315
1316 void drawing_update_ruler(Drawing_t *drawing, TimeWindow *time_window)
1317 {
1318 GtkRequisition req;
1319 GdkRectangle rect;
1320
1321 req.width = drawing->ruler->allocation.width;
1322 req.height = drawing->ruler->allocation.height;
1323
1324
1325 rect.x = 0;
1326 rect.y = 0;
1327 rect.width = req.width;
1328 rect.height = req.height;
1329
1330 gtk_widget_queue_draw(drawing->ruler);
1331 //gtk_widget_draw( drawing->ruler, &rect);
1332 }
1333
1334 /* Redraw the ruler */
1335 static gboolean
1336 expose_ruler( GtkWidget *widget, GdkEventExpose *event, gpointer user_data )
1337 {
1338 Drawing_t *drawing = (Drawing_t*)user_data;
1339 TimeWindow time_window = lttvwindow_get_time_window(drawing->control_flow_data->tab);
1340 gchar text[255];
1341
1342 PangoContext *context;
1343 PangoLayout *layout;
1344 PangoFontDescription *FontDesc;
1345 PangoRectangle ink_rect;
1346 gint global_width=0;
1347 GdkColor foreground = { 0, 0, 0, 0 };
1348 GdkColor background = { 0, 0xffff, 0xffff, 0xffff };
1349
1350 LttTime window_end = time_window.end_time;
1351 LttTime half_width =
1352 ltt_time_div(time_window.time_width,2.0);
1353 LttTime window_middle =
1354 ltt_time_add(half_width,
1355 time_window.start_time);
1356 g_debug("ruler expose event");
1357
1358 gdk_draw_rectangle (drawing->ruler->window,
1359 drawing->ruler->style->white_gc,
1360 TRUE,
1361 event->area.x, event->area.y,
1362 event->area.width,
1363 event->area.height);
1364
1365 gdk_draw_line (drawing->ruler->window,
1366 drawing->ruler_gc_butt,
1367 event->area.x, 1,
1368 event->area.x + event->area.width, 1);
1369
1370
1371 snprintf(text, 255, "%lus\n%luns",
1372 time_window.start_time.tv_sec,
1373 time_window.start_time.tv_nsec);
1374
1375 layout = gtk_widget_create_pango_layout(drawing->drawing_area, NULL);
1376
1377 context = pango_layout_get_context(layout);
1378 FontDesc = pango_context_get_font_description(context);
1379
1380 pango_font_description_set_size(FontDesc, 6*PANGO_SCALE);
1381 pango_layout_context_changed(layout);
1382
1383 pango_layout_set_text(layout, text, -1);
1384 pango_layout_get_pixel_extents(layout, &ink_rect, NULL);
1385 global_width += ink_rect.width;
1386
1387 gdk_draw_layout_with_colors(drawing->ruler->window,
1388 drawing->ruler_gc_butt,
1389 0,
1390 6,
1391 layout, &foreground, &background);
1392
1393 gdk_draw_line (drawing->ruler->window,
1394 drawing->ruler_gc_round,
1395 1, 1,
1396 1, 7);
1397
1398
1399 snprintf(text, 255, "%lus\n%luns", window_end.tv_sec,
1400 window_end.tv_nsec);
1401
1402 pango_layout_set_text(layout, text, -1);
1403 pango_layout_get_pixel_extents(layout, &ink_rect, NULL);
1404 global_width += ink_rect.width;
1405
1406 if(global_width <= drawing->ruler->allocation.width)
1407 {
1408 gdk_draw_layout_with_colors(drawing->ruler->window,
1409 drawing->ruler_gc_butt,
1410 drawing->ruler->allocation.width - ink_rect.width,
1411 6,
1412 layout, &foreground, &background);
1413
1414 gdk_draw_line (drawing->ruler->window,
1415 drawing->ruler_gc_butt,
1416 drawing->ruler->allocation.width-1, 1,
1417 drawing->ruler->allocation.width-1, 7);
1418 }
1419
1420
1421 snprintf(text, 255, "%lus\n%luns", window_middle.tv_sec,
1422 window_middle.tv_nsec);
1423
1424 pango_layout_set_text(layout, text, -1);
1425 pango_layout_get_pixel_extents(layout, &ink_rect, NULL);
1426 global_width += ink_rect.width;
1427
1428 if(global_width <= drawing->ruler->allocation.width)
1429 {
1430 gdk_draw_layout_with_colors(drawing->ruler->window,
1431 drawing->ruler_gc_butt,
1432 (drawing->ruler->allocation.width - ink_rect.width)/2,
1433 6,
1434 layout, &foreground, &background);
1435
1436 gdk_draw_line (drawing->ruler->window,
1437 drawing->ruler_gc_butt,
1438 drawing->ruler->allocation.width/2, 1,
1439 drawing->ruler->allocation.width/2, 7);
1440
1441
1442
1443
1444 }
1445
1446 g_object_unref(layout);
1447
1448 return FALSE;
1449 }
1450
1451
1452 /* notify mouse on ruler */
1453 static gboolean
1454 motion_notify_ruler(GtkWidget *widget, GdkEventMotion *event, gpointer user_data)
1455 {
1456 //g_debug("motion");
1457 //eventually follow mouse and show time here
1458 return 0;
1459 }
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