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[lttv.git] / lttng-xenomai / LinuxTraceToolkitViewer-0.8.61-xenoltt / 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 // fixed #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 (fixed) : 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 EventsRequest *events_request = g_new(EventsRequest, 1);
188 // Create the hooks
189 //LttvHooks *event = lttv_hooks_new();
190 LttvHooksById *event_by_id = lttv_hooks_by_id_new();
191 LttvHooks *before_chunk_traceset = lttv_hooks_new();
192 LttvHooks *after_chunk_traceset = lttv_hooks_new();
193 LttvHooks *before_request_hook = lttv_hooks_new();
194 LttvHooks *after_request_hook = lttv_hooks_new();
195
196 lttv_hooks_add(before_chunk_traceset,
197 before_chunk,
198 events_request,
199 LTTV_PRIO_DEFAULT);
200
201 lttv_hooks_add(after_chunk_traceset,
202 after_chunk,
203 events_request,
204 LTTV_PRIO_DEFAULT);
205
206 lttv_hooks_add(before_request_hook,
207 before_request,
208 events_request,
209 LTTV_PRIO_DEFAULT);
210
211 lttv_hooks_add(after_request_hook,
212 after_request,
213 events_request,
214 LTTV_PRIO_DEFAULT);
215
216
217 ts = (LttvTraceState *)tsc->traces[i];
218
219 /* Find the eventtype id for the following events and register the
220 associated by id hooks. */
221
222 hooks = g_array_new(FALSE, FALSE, sizeof(LttvTraceHook));
223 hooks = g_array_set_size(hooks, 17);
224 before_hn = after_hn = 0;
225
226 /* before hooks */
227
228 ret = lttv_trace_find_hook(ts->parent.t,
229 LTT_FACILITY_KERNEL_ARCH, LTT_EVENT_SYSCALL_ENTRY,
230 LTT_FIELD_SYSCALL_ID, 0, 0,
231 before_execmode_hook,
232 events_request,
233 &g_array_index(hooks, LttvTraceHook, before_hn++));
234 if(ret) before_hn--;
235
236 ret = lttv_trace_find_hook(ts->parent.t,
237 LTT_FACILITY_KERNEL_ARCH, LTT_EVENT_SYSCALL_EXIT,
238 0, 0, 0,
239 before_execmode_hook,
240 events_request,
241 &g_array_index(hooks, LttvTraceHook, before_hn++));
242 if(ret) before_hn--;
243
244 ret = lttv_trace_find_hook(ts->parent.t,
245 LTT_FACILITY_KERNEL, LTT_EVENT_TRAP_ENTRY,
246 LTT_FIELD_TRAP_ID, 0, 0,
247 before_execmode_hook,
248 events_request,
249 &g_array_index(hooks, LttvTraceHook, before_hn++));
250 if(ret) before_hn--;
251
252 ret = lttv_trace_find_hook(ts->parent.t,
253 LTT_FACILITY_KERNEL, LTT_EVENT_TRAP_EXIT,
254 0, 0, 0,
255 before_execmode_hook,
256 events_request,
257 &g_array_index(hooks, LttvTraceHook, before_hn++));
258 if(ret) before_hn--;
259
260 ret = lttv_trace_find_hook(ts->parent.t,
261 LTT_FACILITY_KERNEL, LTT_EVENT_IRQ_ENTRY,
262 LTT_FIELD_IRQ_ID, 0, 0,
263 before_execmode_hook,
264 events_request,
265 &g_array_index(hooks, LttvTraceHook, before_hn++));
266 if(ret) before_hn--;
267
268 ret = lttv_trace_find_hook(ts->parent.t,
269 LTT_FACILITY_KERNEL, LTT_EVENT_IRQ_EXIT,
270 0, 0, 0,
271 before_execmode_hook,
272 events_request,
273 &g_array_index(hooks, LttvTraceHook, before_hn++));
274 if(ret) before_hn--;
275
276 ret = lttv_trace_find_hook(ts->parent.t,
277 LTT_FACILITY_KERNEL, LTT_EVENT_SOFT_IRQ_ENTRY,
278 LTT_FIELD_SOFT_IRQ_ID, 0, 0,
279 before_execmode_hook,
280 events_request,
281 &g_array_index(hooks, LttvTraceHook, before_hn++));
282 if(ret) before_hn--;
283
284 ret = lttv_trace_find_hook(ts->parent.t,
285 LTT_FACILITY_KERNEL, LTT_EVENT_SOFT_IRQ_EXIT,
286 0, 0, 0,
287 before_execmode_hook,
288 events_request,
289 &g_array_index(hooks, LttvTraceHook, before_hn++));
290 if(ret) before_hn--;
291
292
293 ret = lttv_trace_find_hook(ts->parent.t,
294 LTT_FACILITY_PROCESS, LTT_EVENT_SCHEDCHANGE,
295 LTT_FIELD_OUT, LTT_FIELD_IN, LTT_FIELD_OUT_STATE,
296 before_schedchange_hook,
297 events_request,
298 &g_array_index(hooks, LttvTraceHook, before_hn++));
299 if(ret) before_hn--;
300
301 ret = lttv_trace_find_hook(ts->parent.t,
302 LTT_FACILITY_PROCESS, LTT_EVENT_EXIT,
303 LTT_FIELD_PID, 0, 0,
304 before_process_exit_hook,
305 events_request,
306 &g_array_index(hooks, LttvTraceHook, before_hn++));
307 if(ret) before_hn--;
308
309 ret = lttv_trace_find_hook(ts->parent.t,
310 LTT_FACILITY_PROCESS, LTT_EVENT_FREE,
311 LTT_FIELD_PID, 0, 0,
312 before_process_release_hook,
313 events_request,
314 &g_array_index(hooks, LttvTraceHook, before_hn++));
315 if(ret) before_hn--;
316
317
318 #if 0
319 lttv_trace_find_hook(ts->parent.t,
320 "core", "process", "event_sub_id",
321 "event_data1", "event_data2", before_process_hook,
322 &g_array_index(hooks, LttvTraceHook, hn++));
323 #endif //0
324 #if 0
325 lttv_trace_find_hook(ts->parent.t, "core", "process_fork", "child_pid",
326 NULL, NULL, process_fork, &g_array_index(hooks, LttvTraceHook, hn++));
327
328 lttv_trace_find_hook(ts->parent.t, "core", "process_exit", NULL, NULL,
329 NULL, process_exit, &g_array_index(hooks, LttvTraceHook, hn++));
330 #endif //0
331
332 /* after hooks */
333
334 #if 0
335 /**** DESACTIVATED ****/
336 lttv_trace_find_hook(ts->parent.t, "core","syscall_entry","syscall_id",
337 NULL, NULL, after_execmode_hook, &g_array_index(hooks, LttvTraceHook, hn++));
338 /**** DESACTIVATED ****/
339 lttv_trace_find_hook(ts->parent.t, "core", "syscall_exit", NULL, NULL,
340 NULL, after_execmode_hook, &g_array_index(hooks, LttvTraceHook, hn++));
341
342 /**** DESACTIVATED ****/
343 lttv_trace_find_hook(ts->parent.t, "core", "trap_entry", "trap_id",
344 NULL, NULL, after_execmode_hook, &g_array_index(hooks, LttvTraceHook, hn++));
345
346 /**** DESACTIVATED ****/
347 lttv_trace_find_hook(ts->parent.t, "core", "trap_exit", NULL, NULL, NULL,
348 after_execmode_hook, &g_array_index(hooks, LttvTraceHook, hn++));
349
350 /**** DESACTIVATED ****/
351 lttv_trace_find_hook(ts->parent.t, "core", "irq_entry", "irq_id", NULL,
352 NULL, after_execmode_hook, &g_array_index(hooks, LttvTraceHook, hn++));
353
354 /**** DESACTIVATED ****/
355 lttv_trace_find_hook(ts->parent.t, "core", "irq_exit", NULL, NULL, NULL,
356 after_execmode_hook, &g_array_index(hooks, LttvTraceHook, hn++));
357 #endif //0
358 #if 0
359 lttv_trace_find_hook(ts->parent.t, "core", "schedchange", "in", "out",
360 "out_state", after_schedchange_hook,
361 &g_array_index(hooks, LttvTraceHook, hn++));
362
363 lttv_trace_find_hook(ts->parent.t, "core", "process", "event_sub_id",
364 "event_data1", "event_data2", after_process_hook,
365 &g_array_index(hooks, LttvTraceHook, hn++));
366 #endif //0
367 after_hn = before_hn;
368
369 ret = lttv_trace_find_hook(ts->parent.t,
370 LTT_FACILITY_PROCESS, LTT_EVENT_SCHEDCHANGE,
371 LTT_FIELD_OUT, LTT_FIELD_IN, LTT_FIELD_OUT_STATE,
372 after_schedchange_hook,
373 events_request,
374 &g_array_index(hooks, LttvTraceHook, after_hn++));
375 if(ret) after_hn--;
376
377 ret = lttv_trace_find_hook(ts->parent.t,
378 LTT_FACILITY_PROCESS, LTT_EVENT_FORK,
379 LTT_FIELD_PARENT_PID, LTT_FIELD_CHILD_PID, 0,
380 after_process_fork_hook,
381 events_request,
382 &g_array_index(hooks, LttvTraceHook, after_hn++));
383 if(ret) after_hn--;
384
385 ret = lttv_trace_find_hook(ts->parent.t,
386 LTT_FACILITY_PROCESS, LTT_EVENT_EXIT,
387 LTT_FIELD_PID, 0, 0,
388 after_process_exit_hook,
389 events_request,
390 &g_array_index(hooks, LttvTraceHook, after_hn++));
391 if(ret) after_hn--;
392
393 ret = lttv_trace_find_hook(ts->parent.t,
394 LTT_FACILITY_FS, LTT_EVENT_EXEC,
395 0, 0, 0,
396 after_fs_exec_hook,
397 events_request,
398 &g_array_index(hooks, LttvTraceHook, after_hn++));
399 if(ret) after_hn--;
400
401 ret = lttv_trace_find_hook(ts->parent.t,
402 LTT_FACILITY_USER_GENERIC, LTT_EVENT_THREAD_BRAND,
403 LTT_FIELD_NAME, 0, 0,
404 after_user_generic_thread_brand_hook,
405 events_request,
406 &g_array_index(hooks, LttvTraceHook, after_hn++));
407 if(ret) after_hn--;
408
409 ret = lttv_trace_find_hook(ts->parent.t,
410 LTT_FACILITY_STATEDUMP, LTT_EVENT_ENUM_PROCESS_STATE,
411 LTT_FIELD_PID, LTT_FIELD_PARENT_PID, LTT_FIELD_NAME,
412 after_event_enum_process_hook,
413 events_request,
414 &g_array_index(hooks, LttvTraceHook, after_hn++));
415 if(ret) after_hn--;
416
417 hooks = g_array_set_size(hooks, after_hn);
418
419 #if 0
420 lttv_trace_find_hook(ts->parent.t, "core", "process_fork", "child_pid",
421 NULL, NULL, process_fork, &g_array_index(hooks, LttvTraceHook, hn++));
422
423 lttv_trace_find_hook(ts->parent.t, "core", "process_exit", NULL, NULL,
424 NULL, process_exit, &g_array_index(hooks, LttvTraceHook, hn++));
425 #endif //0
426
427
428
429 /* Add these hooks to each event_by_id hooks list */
430 /* add before */
431 for(k = 0 ; k < before_hn ; k++) {
432 hook = &g_array_index(hooks, LttvTraceHook, k);
433 for(l=0;l<hook->fac_list->len;l++) {
434 thf = g_array_index(hook->fac_list, LttvTraceHookByFacility*, l);
435 lttv_hooks_add(lttv_hooks_by_id_find(event_by_id, thf->id),
436 thf->h,
437 thf,
438 LTTV_PRIO_STATE-5);
439 }
440 }
441
442 /* add after */
443 for(k = before_hn ; k < after_hn ; k++) {
444 hook = &g_array_index(hooks, LttvTraceHook, k);
445 for(l=0;l<hook->fac_list->len;l++) {
446 thf = g_array_index(hook->fac_list, LttvTraceHookByFacility*, l);
447 lttv_hooks_add(lttv_hooks_by_id_find(event_by_id, thf->id),
448 thf->h,
449 thf,
450 LTTV_PRIO_STATE+5);
451 }
452 }
453
454 events_request->hooks = hooks;
455
456 // Fill the events request
457 events_request->owner = control_flow_data;
458 events_request->viewer_data = control_flow_data;
459 events_request->servicing = FALSE;
460 events_request->start_time = start;
461 events_request->start_position = NULL;
462 events_request->stop_flag = FALSE;
463 events_request->end_time = time_end;
464 events_request->num_events = G_MAXUINT;
465 events_request->end_position = NULL;
466 events_request->trace = i; //fixed /* FIXME */
467 events_request->before_chunk_traceset = before_chunk_traceset;
468 events_request->before_chunk_trace = NULL;
469 events_request->before_chunk_tracefile = NULL;
470 events_request->event = NULL;
471 events_request->event_by_id = event_by_id;
472 events_request->after_chunk_tracefile = NULL;
473 events_request->after_chunk_trace = NULL;
474 events_request->after_chunk_traceset = after_chunk_traceset;
475 events_request->before_request = before_request_hook;
476 events_request->after_request = after_request_hook;
477
478 g_debug("req : start : %lu, %lu", start.tv_sec,
479 start.tv_nsec);
480
481 g_debug("req : end : %lu, %lu", time_end.tv_sec,
482 time_end.tv_nsec);
483
484 lttvwindow_events_request(tab, events_request);
485
486 }
487
488 }
489
490 #if 0
491 lttv_hooks_add(event,
492 before_schedchange_hook,
493 events_request,
494 LTTV_PRIO_STATE-5);
495 lttv_hooks_add(event,
496 after_schedchange_hook,
497 events_request,
498 LTTV_PRIO_STATE+5);
499 lttv_hooks_add(event,
500 before_execmode_hook,
501 events_request,
502 LTTV_PRIO_STATE-5);
503 lttv_hooks_add(event,
504 after_execmode_hook,
505 events_request,
506 LTTV_PRIO_STATE+5);
507 lttv_hooks_add(event,
508 before_process_hook,
509 events_request,
510 LTTV_PRIO_STATE-5);
511 lttv_hooks_add(event,
512 after_process_hook,
513 events_request,
514 LTTV_PRIO_STATE+5);
515 #endif //0
516
517 }
518
519
520 static void set_last_start(gpointer key, gpointer value, gpointer user_data)
521 {
522 ProcessInfo *process_info = (ProcessInfo*)key;
523 HashedProcessData *hashed_process_data = (HashedProcessData*)value;
524 guint x = (guint)user_data;
525
526 hashed_process_data->x.over = x;
527 hashed_process_data->x.over_used = FALSE;
528 hashed_process_data->x.over_marked = FALSE;
529 hashed_process_data->x.middle = x;
530 hashed_process_data->x.middle_used = FALSE;
531 hashed_process_data->x.middle_marked = FALSE;
532 hashed_process_data->x.under = x;
533 hashed_process_data->x.under_used = FALSE;
534 hashed_process_data->x.under_marked = FALSE;
535 hashed_process_data->next_good_time = ltt_time_zero;
536
537 return;
538 }
539
540 void drawing_data_request_begin(EventsRequest *events_request, LttvTracesetState *tss)
541 {
542 g_debug("Begin of data request");
543 ControlFlowData *cfd = events_request->viewer_data;
544 LttvTracesetContext *tsc = LTTV_TRACESET_CONTEXT(tss);
545 TimeWindow time_window =
546 lttvwindow_get_time_window(cfd->tab);
547
548 guint width = cfd->drawing->width;
549 guint x=0;
550
551 cfd->drawing->last_start = events_request->start_time;
552
553 convert_time_to_pixels(
554 time_window,
555 events_request->start_time,
556 width,
557 &x);
558
559 g_hash_table_foreach(cfd->process_list->process_hash, set_last_start,
560 (gpointer)x);
561
562 }
563
564 void drawing_chunk_begin(EventsRequest *events_request, LttvTracesetState *tss)
565 {
566 g_debug("Begin of chunk");
567 ControlFlowData *cfd = events_request->viewer_data;
568 LttvTracesetContext *tsc = &tss->parent.parent;
569 //LttTime current_time = lttv_traceset_context_get_current_tfc(tsc)->timestamp;
570 guint i;
571 LttvTraceset *traceset = tsc->ts;
572 guint nb_trace = lttv_traceset_number(traceset);
573
574 if(!cfd->process_list->current_hash_data) {
575 cfd->process_list->current_hash_data = g_new(HashedProcessData**,nb_trace);
576 for(i = 0 ; i < nb_trace ; i++) {
577 guint num_cpu = ltt_trace_get_num_cpu(tss->parent.traces[i]->t);
578 cfd->process_list->current_hash_data[i] = g_new(HashedProcessData*,num_cpu);
579 memset(cfd->process_list->current_hash_data[i], 0,
580 sizeof(HashedProcessData*)*num_cpu);
581 }
582 }
583 //cfd->drawing->last_start = LTT_TIME_MIN(current_time,
584 // events_request->end_time);
585 }
586
587
588 void drawing_request_expose(EventsRequest *events_request,
589 LttvTracesetState *tss,
590 LttTime end_time)
591 {
592 gint x, width;
593 guint x_end;
594
595 ControlFlowData *cfd = events_request->viewer_data;
596 LttvTracesetContext *tsc = (LttvTracesetContext*)tss;
597 Drawing_t *drawing = cfd->drawing;
598
599 TimeWindow time_window =
600 lttvwindow_get_time_window(cfd->tab);
601
602 g_debug("request expose");
603
604 convert_time_to_pixels(
605 time_window,
606 end_time,
607 drawing->width,
608 &x_end);
609 x = drawing->damage_begin;
610
611 width = x_end - x;
612
613 drawing->damage_begin = x+width;
614
615 // FIXME ?
616 gtk_widget_queue_draw_area ( drawing->drawing_area,
617 x, 0,
618 width, drawing->drawing_area->allocation.height);
619
620 /* Update directly when scrolling */
621 gdk_window_process_updates(drawing->drawing_area->window,
622 TRUE);
623 }
624
625
626 /* Callbacks */
627
628
629 /* Create a new backing pixmap of the appropriate size */
630 /* As the scaling will always change, it's of no use to copy old
631 * pixmap.
632 *
633 * Only change the size if width changes. The height is specified and changed
634 * when process ID are added or removed from the process list.
635 */
636 static gboolean
637 configure_event( GtkWidget *widget, GdkEventConfigure *event,
638 gpointer user_data)
639 {
640 Drawing_t *drawing = (Drawing_t*)user_data;
641
642
643 /* First, get the new time interval of the main window */
644 /* we assume (see documentation) that the main window
645 * has updated the time interval before this configure gets
646 * executed.
647 */
648 //lttvwindow_get_time_window(drawing->control_flow_data->mw,
649 // &drawing->control_flow_data->time_window);
650
651 /* New pixmap, size of the configure event */
652 //GdkPixmap *pixmap = gdk_pixmap_new(widget->window,
653 // widget->allocation.width + SAFETY,
654 // widget->allocation.height + SAFETY,
655 // -1);
656
657 if(widget->allocation.width != drawing->width) {
658 g_debug("drawing configure event");
659 g_debug("New alloc draw size : %i by %i",widget->allocation.width,
660 widget->allocation.height);
661
662 drawing->width = widget->allocation.width;
663
664 if(drawing->alloc_width < widget->allocation.width) {
665 //if(drawing->pixmap)
666 // gdk_pixmap_unref(drawing->pixmap);
667
668 //drawing->pixmap = gdk_pixmap_new(widget->window,
669 // drawing->width + SAFETY + EXTRA_ALLOC,
670 // drawing->height + EXTRA_ALLOC,
671 // -1);
672 drawing->alloc_width = drawing->width + SAFETY + EXTRA_ALLOC;
673 drawing->alloc_height = drawing->height + EXTRA_ALLOC;
674 update_pixmap_size(drawing->control_flow_data->process_list,
675 drawing->alloc_width);
676 update_index_to_pixmap(drawing->control_flow_data->process_list);
677 }
678 //drawing->height = widget->allocation.height;
679
680 //ProcessList_get_height
681 // (GuiControlFlow_get_process_list(drawing->control_flow_data)),
682
683
684 // Clear the image
685 //gdk_draw_rectangle (drawing->pixmap,
686 // widget->style->black_gc,
687 // TRUE,
688 // 0, 0,
689 // drawing->width+SAFETY,
690 // drawing->height);
691
692 //g_info("init data request");
693
694
695 /* Initial data request */
696 /* no, do initial data request in the expose event */
697 // Do not need to ask for data of 1 pixel : not synchronized with
698 // main window time at this moment.
699 //drawing_data_request(drawing, &drawing->pixmap, 0, 0,
700 // widget->allocation.width,
701 // widget->allocation.height);
702
703 //drawing->width = widget->allocation.width;
704 //drawing->height = widget->allocation.height;
705
706 drawing->damage_begin = 0;
707 drawing->damage_end = widget->allocation.width;
708
709 if((widget->allocation.width != 1 &&
710 widget->allocation.height != 1)
711 && drawing->damage_begin < drawing->damage_end)
712 {
713
714 rectangle_pixmap (drawing->control_flow_data->process_list,
715 drawing->drawing_area->style->black_gc,
716 TRUE,
717 0, 0,
718 drawing->alloc_width, // do not overlap
719 -1);
720
721
722 drawing_data_request(drawing,
723 drawing->damage_begin,
724 0,
725 drawing->damage_end - drawing->damage_begin,
726 drawing->height);
727 }
728 }
729 return TRUE;
730 }
731
732
733 /* Redraw the screen from the backing pixmap */
734 static gboolean
735 expose_event( GtkWidget *widget, GdkEventExpose *event, gpointer user_data )
736 {
737 Drawing_t *drawing = (Drawing_t*)user_data;
738
739 ControlFlowData *control_flow_data =
740 (ControlFlowData*)g_object_get_data(
741 G_OBJECT(widget),
742 "control_flow_data");
743 #if 0
744 if(unlikely(drawing->gc == NULL)) {
745 drawing->gc = gdk_gc_new(drawing->drawing_area->window);
746 gdk_gc_copy(drawing->gc, drawing->drawing_area->style->black_gc);
747 }
748 #endif //0
749 TimeWindow time_window =
750 lttvwindow_get_time_window(control_flow_data->tab);
751 LttTime current_time =
752 lttvwindow_get_current_time(control_flow_data->tab);
753
754 guint cursor_x=0;
755
756 LttTime window_end = time_window.end_time;
757
758 /* update the screen from the pixmap buffer */
759 #if 0
760 gdk_draw_pixmap(widget->window,
761 widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
762 drawing->pixmap,
763 event->area.x, event->area.y,
764 event->area.x, event->area.y,
765 event->area.width, event->area.height);
766 #endif //0
767 drawing->height = processlist_get_height(control_flow_data->process_list);
768 #if 0
769 copy_pixmap_to_screen(control_flow_data->process_list,
770 widget->window,
771 widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
772 event->area.x, event->area.y,
773 event->area.width, event->area.height);
774 #endif //0
775 copy_pixmap_to_screen(control_flow_data->process_list,
776 widget->window,
777 drawing->gc,
778 event->area.x, event->area.y,
779 event->area.width, event->area.height);
780
781
782 /* Erase the dotted lines left.. */
783 if(widget->allocation.height > drawing->height)
784 {
785 gdk_draw_rectangle (widget->window,
786 drawing->drawing_area->style->black_gc,
787 TRUE,
788 event->area.x, drawing->height,
789 event->area.width, // do not overlap
790 widget->allocation.height - drawing->height);
791 }
792 if(ltt_time_compare(time_window.start_time, current_time) <= 0 &&
793 ltt_time_compare(window_end, current_time) >= 0)
794 {
795 /* Draw the dotted lines */
796 convert_time_to_pixels(
797 time_window,
798 current_time,
799 drawing->width,
800 &cursor_x);
801
802 #if 0
803 if(drawing->dotted_gc == NULL) {
804
805 drawing->dotted_gc = gdk_gc_new(drawing->drawing_area->window);
806 gdk_gc_copy(drawing->dotted_gc, widget->style->white_gc);
807
808 gint8 dash_list[] = { 1, 2 };
809 gdk_gc_set_line_attributes(drawing->dotted_gc,
810 1,
811 GDK_LINE_ON_OFF_DASH,
812 GDK_CAP_BUTT,
813 GDK_JOIN_MITER);
814 gdk_gc_set_dashes(drawing->dotted_gc,
815 0,
816 dash_list,
817 2);
818 }
819 #endif //0
820 gint height_tot = MAX(widget->allocation.height, drawing->height);
821 gdk_draw_line(widget->window,
822 drawing->dotted_gc,
823 cursor_x, 0,
824 cursor_x, height_tot);
825 }
826 return FALSE;
827 }
828
829 static gboolean
830 after_expose_event( GtkWidget *widget, GdkEventExpose *event, gpointer user_data )
831 {
832 //g_assert(0);
833 g_debug("AFTER EXPOSE");
834
835 return FALSE;
836
837
838 }
839
840 #if 0
841 void
842 tree_row_activated(GtkTreeModel *treemodel,
843 GtkTreePath *arg1,
844 GtkTreeViewColumn *arg2,
845 gpointer user_data)
846 {
847 ControlFlowData *cfd = (ControlFlowData*)user_data;
848 Drawing_t *drawing = cfd->drawing;
849 GtkTreeView *treeview = cfd->process_list->process_list_widget;
850 gint *path_indices;
851 gint height;
852
853 path_indices = gtk_tree_path_get_indices (arg1);
854
855 height = get_cell_height(cfd->process_list,
856 GTK_TREE_VIEW(treeview));
857 drawing->horizontal_sel = height * path_indices[0];
858 g_critical("new hor sel : %i", drawing->horizontal_sel);
859 }
860 #endif //0
861
862 /* mouse click */
863 static gboolean
864 button_press_event( GtkWidget *widget, GdkEventButton *event, gpointer user_data )
865 {
866 ControlFlowData *control_flow_data =
867 (ControlFlowData*)g_object_get_data(
868 G_OBJECT(widget),
869 "control_flow_data");
870 Drawing_t *drawing = control_flow_data->drawing;
871 TimeWindow time_window =
872 lttvwindow_get_time_window(control_flow_data->tab);
873
874 g_debug("click");
875 if(event->button == 1)
876 {
877 LttTime time;
878
879 /* left mouse button click */
880 g_debug("x click is : %f", event->x);
881
882 convert_pixels_to_time(drawing->width, (guint)event->x,
883 time_window,
884 &time);
885
886 lttvwindow_report_current_time(control_flow_data->tab, time);
887
888 }
889
890 return FALSE;
891 }
892
893 static gboolean
894 scrollbar_size_allocate(GtkWidget *widget,
895 GtkAllocation *allocation,
896 gpointer user_data)
897 {
898 Drawing_t *drawing = (Drawing_t*)user_data;
899
900 gtk_widget_set_size_request(drawing->padding, allocation->width, -1);
901 //gtk_widget_queue_resize(drawing->padding);
902 //gtk_widget_queue_resize(drawing->ruler);
903 gtk_container_check_resize(GTK_CONTAINER(drawing->ruler_hbox));
904 return 0;
905 }
906
907
908
909 Drawing_t *drawing_construct(ControlFlowData *control_flow_data)
910 {
911 Drawing_t *drawing = g_new(Drawing_t, 1);
912
913 drawing->control_flow_data = control_flow_data;
914
915 drawing->vbox = gtk_vbox_new(FALSE, 1);
916
917
918 drawing->ruler_hbox = gtk_hbox_new(FALSE, 1);
919 drawing->ruler = gtk_drawing_area_new ();
920 //gtk_widget_set_size_request(drawing->ruler, -1, 27);
921
922 drawing->padding = gtk_drawing_area_new ();
923 //gtk_widget_set_size_request(drawing->padding, -1, 27);
924 gtk_box_pack_start(GTK_BOX(drawing->ruler_hbox), drawing->ruler,
925 TRUE, TRUE, 0);
926 gtk_box_pack_end(GTK_BOX(drawing->ruler_hbox), drawing->padding,
927 FALSE, FALSE, 0);
928
929
930
931 drawing->drawing_area = gtk_drawing_area_new ();
932
933 drawing->gc = NULL;
934
935 drawing->hbox = gtk_hbox_new(FALSE, 1);
936 drawing->viewport = gtk_viewport_new(NULL, control_flow_data->v_adjust);
937 drawing->scrollbar = gtk_vscrollbar_new(control_flow_data->v_adjust);
938 gtk_box_pack_start(GTK_BOX(drawing->hbox), drawing->viewport,
939 TRUE, TRUE, 0);
940 gtk_box_pack_end(GTK_BOX(drawing->hbox), drawing->scrollbar,
941 FALSE, FALSE, 0);
942
943 //drawing->scrolled_window =
944 // gtk_scrolled_window_new (NULL,
945 // control_flow_data->v_adjust);
946
947 //gtk_scrolled_window_set_policy(
948 // GTK_SCROLLED_WINDOW(drawing->scrolled_window),
949 // GTK_POLICY_NEVER,
950 // GTK_POLICY_AUTOMATIC);
951
952 gtk_container_add(GTK_CONTAINER(drawing->viewport),
953 drawing->drawing_area);
954 //gtk_scrolled_window_add_with_viewport(
955 // GTK_SCROLLED_WINDOW(drawing->scrolled_window),
956 // drawing->drawing_area);
957
958 gtk_box_pack_start(GTK_BOX(drawing->vbox), drawing->ruler_hbox,
959 FALSE, FALSE, 0);
960 gtk_box_pack_end(GTK_BOX(drawing->vbox), drawing->hbox,
961 TRUE, TRUE, 0);
962
963 drawing->pango_layout =
964 gtk_widget_create_pango_layout(drawing->drawing_area, NULL);
965
966 drawing->height = 1;
967 drawing->width = 1;
968 drawing->depth = 0;
969 drawing->alloc_height = 1;
970 drawing->alloc_width = 1;
971
972 drawing->damage_begin = 0;
973 drawing->damage_end = 0;
974 drawing->horizontal_sel = -1;
975
976 //gtk_widget_set_size_request(drawing->drawing_area->window, 50, 50);
977 g_object_set_data_full(
978 G_OBJECT(drawing->drawing_area),
979 "Link_drawing_Data",
980 drawing,
981 (GDestroyNotify)drawing_destroy);
982
983 g_object_set_data(
984 G_OBJECT(drawing->ruler),
985 "drawing",
986 drawing);
987
988
989 //gtk_widget_modify_bg( drawing->drawing_area,
990 // GTK_STATE_NORMAL,
991 // &CF_Colors[BLACK]);
992
993 //gdk_window_get_geometry(drawing->drawing_area->window,
994 // NULL, NULL,
995 // &(drawing->width),
996 // &(drawing->height),
997 // -1);
998
999 //drawing->pixmap = gdk_pixmap_new(
1000 // drawing->drawing_area->window,
1001 // drawing->width,
1002 // drawing->height,
1003 // drawing->depth);
1004
1005 //drawing->pixmap = NULL;
1006
1007 // drawing->pixmap = gdk_pixmap_new(drawing->drawing_area->window,
1008 // drawing->drawing_area->allocation.width,
1009 // drawing->drawing_area->allocation.height,
1010 // -1);
1011
1012 g_signal_connect (G_OBJECT(drawing->drawing_area),
1013 "configure_event",
1014 G_CALLBACK (configure_event),
1015 (gpointer)drawing);
1016
1017 g_signal_connect (G_OBJECT(drawing->ruler),
1018 "expose_event",
1019 G_CALLBACK(expose_ruler),
1020 (gpointer)drawing);
1021
1022 gtk_widget_add_events(drawing->ruler, GDK_POINTER_MOTION_MASK);
1023
1024 g_signal_connect (G_OBJECT(drawing->ruler),
1025 "motion-notify-event",
1026 G_CALLBACK(motion_notify_ruler),
1027 (gpointer)drawing);
1028
1029
1030 g_signal_connect (G_OBJECT(drawing->scrollbar),
1031 "size-allocate",
1032 G_CALLBACK(scrollbar_size_allocate),
1033 (gpointer)drawing);
1034
1035
1036
1037 g_signal_connect (G_OBJECT(drawing->drawing_area),
1038 "expose_event",
1039 G_CALLBACK (expose_event),
1040 (gpointer)drawing);
1041
1042 g_signal_connect_after (G_OBJECT(drawing->drawing_area),
1043 "expose_event",
1044 G_CALLBACK (after_expose_event),
1045 (gpointer)drawing);
1046
1047 g_signal_connect (G_OBJECT(drawing->drawing_area),
1048 "button-press-event",
1049 G_CALLBACK (button_press_event),
1050 (gpointer)drawing);
1051
1052
1053 gtk_widget_show(drawing->ruler);
1054 gtk_widget_show(drawing->padding);
1055 gtk_widget_show(drawing->ruler_hbox);
1056
1057 gtk_widget_show(drawing->drawing_area);
1058 //gtk_widget_show(drawing->scrolled_window);
1059 gtk_widget_show(drawing->viewport);
1060 gtk_widget_show(drawing->scrollbar);
1061 gtk_widget_show(drawing->hbox);
1062
1063 /* Allocate the colors */
1064 GdkColormap* colormap = gdk_colormap_get_system();
1065 gboolean success[NUM_COLORS];
1066 gdk_colormap_alloc_colors(colormap, drawing_colors, NUM_COLORS, FALSE,
1067 TRUE, success);
1068
1069 drawing->gc =
1070 gdk_gc_new(GDK_DRAWABLE(main_window_get_widget(control_flow_data->tab)->window));
1071 drawing->dotted_gc =
1072 gdk_gc_new(GDK_DRAWABLE(main_window_get_widget(control_flow_data->tab)->window));
1073
1074 gdk_gc_copy(drawing->gc,
1075 main_window_get_widget(control_flow_data->tab)->style->black_gc);
1076 gdk_gc_copy(drawing->dotted_gc,
1077 main_window_get_widget(control_flow_data->tab)->style->white_gc);
1078
1079 gint8 dash_list[] = { 1, 2 };
1080 gdk_gc_set_line_attributes(drawing->dotted_gc,
1081 1,
1082 GDK_LINE_ON_OFF_DASH,
1083 GDK_CAP_BUTT,
1084 GDK_JOIN_MITER);
1085 gdk_gc_set_dashes(drawing->dotted_gc,
1086 0,
1087 dash_list,
1088 2);
1089
1090 drawing->ruler_gc_butt =
1091 gdk_gc_new(GDK_DRAWABLE(main_window_get_widget(control_flow_data->tab)->window));
1092 gdk_gc_copy(drawing->ruler_gc_butt,
1093 main_window_get_widget(control_flow_data->tab)->style->black_gc);
1094 drawing->ruler_gc_round =
1095 gdk_gc_new(GDK_DRAWABLE(main_window_get_widget(control_flow_data->tab)->window));
1096 gdk_gc_copy(drawing->ruler_gc_round,
1097 main_window_get_widget(control_flow_data->tab)->style->black_gc);
1098
1099
1100 gdk_gc_set_line_attributes(drawing->ruler_gc_butt,
1101 2,
1102 GDK_LINE_SOLID,
1103 GDK_CAP_BUTT,
1104 GDK_JOIN_MITER);
1105
1106 gdk_gc_set_line_attributes(drawing->ruler_gc_round,
1107 2,
1108 GDK_LINE_SOLID,
1109 GDK_CAP_ROUND,
1110 GDK_JOIN_ROUND);
1111
1112
1113 return drawing;
1114 }
1115
1116 void drawing_destroy(Drawing_t *drawing)
1117 {
1118 g_info("drawing_destroy %p", drawing);
1119
1120 /* Free the colors */
1121 GdkColormap* colormap = gdk_colormap_get_system();
1122
1123 gdk_colormap_free_colors(colormap, drawing_colors, NUM_COLORS);
1124
1125
1126
1127 // Do not unref here, Drawing_t destroyed by it's widget.
1128 //g_object_unref( G_OBJECT(drawing->drawing_area));
1129 if(drawing->gc != NULL)
1130 gdk_gc_unref(drawing->gc);
1131
1132 g_object_unref(drawing->pango_layout);
1133 if(drawing->dotted_gc != NULL) gdk_gc_unref(drawing->dotted_gc);
1134 if(drawing->ruler_gc_butt != NULL) gdk_gc_unref(drawing->ruler_gc_butt);
1135 if(drawing->ruler_gc_round != NULL) gdk_gc_unref(drawing->ruler_gc_round);
1136
1137 g_free(drawing);
1138 g_info("drawing_destroy end");
1139 }
1140
1141 GtkWidget *drawing_get_drawing_area(Drawing_t *drawing)
1142 {
1143 return drawing->drawing_area;
1144 }
1145
1146 GtkWidget *drawing_get_widget(Drawing_t *drawing)
1147 {
1148 return drawing->vbox;
1149 }
1150
1151 void drawing_draw_line( Drawing_t *drawing,
1152 GdkPixmap *pixmap,
1153 guint x1, guint y1,
1154 guint x2, guint y2,
1155 GdkGC *GC)
1156 {
1157 gdk_draw_line (pixmap,
1158 GC,
1159 x1, y1, x2, y2);
1160 }
1161
1162 void drawing_clear(Drawing_t *drawing)
1163 {
1164 //if (drawing->pixmap)
1165 // gdk_pixmap_unref(drawing->pixmap);
1166 ControlFlowData *cfd = drawing->control_flow_data;
1167
1168
1169 rectangle_pixmap(cfd->process_list,
1170 drawing->drawing_area->style->black_gc,
1171 TRUE,
1172 0, 0,
1173 drawing->alloc_width, // do not overlap
1174 -1);
1175
1176 //drawing->height = 1;
1177 /* Allocate a new pixmap with new height */
1178 //drawing->pixmap = gdk_pixmap_new(drawing->drawing_area->window,
1179 // drawing->width + SAFETY + EXTRA_ALLOC,
1180 // drawing->height + EXTRA_ALLOC,
1181 // -1);
1182 //drawing->alloc_width = drawing->width + SAFETY + EXTRA_ALLOC;
1183 //drawing->alloc_height = drawing->height + EXTRA_ALLOC;
1184
1185 //gtk_widget_set_size_request(drawing->drawing_area,
1186 // -1,
1187 // drawing->height);
1188 //gtk_widget_queue_resize_no_redraw(drawing->drawing_area);
1189
1190 /* ask for the buffer to be redrawn */
1191 gtk_widget_queue_draw ( drawing->drawing_area);
1192 }
1193
1194 #if 0
1195 /* Insert a square corresponding to a new process in the list */
1196 /* Applies to whole drawing->width */
1197 void drawing_insert_square(Drawing_t *drawing,
1198 guint y,
1199 guint height)
1200 {
1201 //GdkRectangle update_rect;
1202 gboolean reallocate = FALSE;
1203 GdkPixmap *new_pixmap;
1204
1205 /* Allocate a new pixmap with new height */
1206 if(drawing->alloc_height < drawing->height + height) {
1207
1208 new_pixmap = gdk_pixmap_new(drawing->drawing_area->window,
1209 drawing->width + SAFETY + EXTRA_ALLOC,
1210 drawing->height + height + EXTRA_ALLOC,
1211 -1);
1212 drawing->alloc_width = drawing->width + SAFETY + EXTRA_ALLOC;
1213 drawing->alloc_height = drawing->height + height + EXTRA_ALLOC;
1214 reallocate = TRUE;
1215
1216 /* Copy the high region */
1217 gdk_draw_pixmap (new_pixmap,
1218 drawing->drawing_area->style->black_gc,
1219 drawing->pixmap,
1220 0, 0,
1221 0, 0,
1222 drawing->width + SAFETY, y);
1223
1224 } else {
1225 new_pixmap = drawing->pixmap;
1226 }
1227
1228 //GdkPixmap *pixmap = gdk_pixmap_new(drawing->drawing_area->window,
1229 // drawing->width + SAFETY,
1230 // drawing->height + height,
1231 // -1);
1232
1233 /* add an empty square */
1234 gdk_draw_rectangle (new_pixmap,
1235 drawing->drawing_area->style->black_gc,
1236 TRUE,
1237 0, y,
1238 drawing->width + SAFETY, // do not overlap
1239 height);
1240
1241 /* copy the bottom of the region */
1242 gdk_draw_pixmap (new_pixmap,
1243 drawing->drawing_area->style->black_gc,
1244 drawing->pixmap,
1245 0, y,
1246 0, y + height,
1247 drawing->width+SAFETY, drawing->height - y);
1248
1249
1250 if(reallocate && likely(drawing->pixmap)) {
1251 gdk_pixmap_unref(drawing->pixmap);
1252 drawing->pixmap = new_pixmap;
1253 }
1254
1255 if(unlikely(drawing->height==1)) drawing->height = height;
1256 else drawing->height += height;
1257
1258 gtk_widget_set_size_request(drawing->drawing_area,
1259 -1,
1260 drawing->height);
1261 gtk_widget_queue_resize_no_redraw(drawing->drawing_area);
1262
1263 /* ask for the buffer to be redrawn */
1264 gtk_widget_queue_draw_area ( drawing->drawing_area,
1265 0, y,
1266 drawing->width, drawing->height-y);
1267 }
1268
1269
1270 /* Remove a square corresponding to a removed process in the list */
1271 void drawing_remove_square(Drawing_t *drawing,
1272 guint y,
1273 guint height)
1274 {
1275 GdkPixmap *pixmap;
1276
1277 if(unlikely((guint)drawing->height == height)) {
1278 //pixmap = gdk_pixmap_new(
1279 // drawing->drawing_area->window,
1280 // drawing->width + SAFETY,
1281 // 1,
1282 // -1);
1283 pixmap = drawing->pixmap;
1284 drawing->height=1;
1285 } else {
1286 /* Allocate a new pixmap with new height */
1287 //pixmap = gdk_pixmap_new(
1288 // drawing->drawing_area->window,
1289 // drawing->width + SAFETY,
1290 // drawing->height - height,
1291 // -1);
1292 /* Keep the same preallocated pixmap */
1293 pixmap = drawing->pixmap;
1294
1295 /* Copy the high region */
1296 gdk_draw_pixmap (pixmap,
1297 drawing->drawing_area->style->black_gc,
1298 drawing->pixmap,
1299 0, 0,
1300 0, 0,
1301 drawing->width + SAFETY, y);
1302
1303 /* Copy up the bottom of the region */
1304 gdk_draw_pixmap (pixmap,
1305 drawing->drawing_area->style->black_gc,
1306 drawing->pixmap,
1307 0, y + height,
1308 0, y,
1309 drawing->width, drawing->height - y - height);
1310
1311 drawing->height-=height;
1312 }
1313
1314 //if(likely(drawing->pixmap))
1315 // gdk_pixmap_unref(drawing->pixmap);
1316
1317 //drawing->pixmap = pixmap;
1318
1319 gtk_widget_set_size_request(drawing->drawing_area,
1320 -1,
1321 drawing->height);
1322 gtk_widget_queue_resize_no_redraw(drawing->drawing_area);
1323 /* ask for the buffer to be redrawn */
1324 gtk_widget_queue_draw_area ( drawing->drawing_area,
1325 0, y,
1326 drawing->width, MAX(drawing->height-y, 1));
1327 }
1328 #endif //0
1329
1330 void drawing_update_ruler(Drawing_t *drawing, TimeWindow *time_window)
1331 {
1332 GtkRequisition req;
1333 GdkRectangle rect;
1334
1335 req.width = drawing->ruler->allocation.width;
1336 req.height = drawing->ruler->allocation.height;
1337
1338
1339 rect.x = 0;
1340 rect.y = 0;
1341 rect.width = req.width;
1342 rect.height = req.height;
1343
1344 gtk_widget_queue_draw(drawing->ruler);
1345 //gtk_widget_draw( drawing->ruler, &rect);
1346 }
1347
1348 /* Redraw the ruler */
1349 static gboolean
1350 expose_ruler( GtkWidget *widget, GdkEventExpose *event, gpointer user_data )
1351 {
1352 Drawing_t *drawing = (Drawing_t*)user_data;
1353 TimeWindow time_window = lttvwindow_get_time_window(drawing->control_flow_data->tab);
1354 gchar text[255];
1355
1356 PangoContext *context;
1357 PangoLayout *layout;
1358 PangoFontDescription *FontDesc;
1359 PangoRectangle ink_rect;
1360 gint global_width=0;
1361 GdkColor foreground = { 0, 0, 0, 0 };
1362 GdkColor background = { 0, 0xffff, 0xffff, 0xffff };
1363
1364 LttTime window_end = time_window.end_time;
1365 LttTime half_width =
1366 ltt_time_div(time_window.time_width,2.0);
1367 LttTime window_middle =
1368 ltt_time_add(half_width,
1369 time_window.start_time);
1370 g_debug("ruler expose event");
1371
1372 gdk_draw_rectangle (drawing->ruler->window,
1373 drawing->ruler->style->white_gc,
1374 TRUE,
1375 event->area.x, event->area.y,
1376 event->area.width,
1377 event->area.height);
1378
1379 gdk_draw_line (drawing->ruler->window,
1380 drawing->ruler_gc_butt,
1381 event->area.x, 1,
1382 event->area.x + event->area.width, 1);
1383
1384
1385 snprintf(text, 255, "%lus\n%luns",
1386 time_window.start_time.tv_sec,
1387 time_window.start_time.tv_nsec);
1388
1389 layout = gtk_widget_create_pango_layout(drawing->drawing_area, NULL);
1390
1391 context = pango_layout_get_context(layout);
1392 FontDesc = pango_context_get_font_description(context);
1393
1394 pango_font_description_set_size(FontDesc, 6*PANGO_SCALE);
1395 pango_layout_context_changed(layout);
1396
1397 pango_layout_set_text(layout, text, -1);
1398 pango_layout_get_pixel_extents(layout, &ink_rect, NULL);
1399 global_width += ink_rect.width;
1400
1401 gdk_draw_layout_with_colors(drawing->ruler->window,
1402 drawing->ruler_gc_butt,
1403 0,
1404 6,
1405 layout, &foreground, &background);
1406
1407 gdk_draw_line (drawing->ruler->window,
1408 drawing->ruler_gc_round,
1409 1, 1,
1410 1, 7);
1411
1412
1413 snprintf(text, 255, "%lus\n%luns", window_end.tv_sec,
1414 window_end.tv_nsec);
1415
1416 pango_layout_set_text(layout, text, -1);
1417 pango_layout_get_pixel_extents(layout, &ink_rect, NULL);
1418 global_width += ink_rect.width;
1419
1420 if(global_width <= drawing->ruler->allocation.width)
1421 {
1422 gdk_draw_layout_with_colors(drawing->ruler->window,
1423 drawing->ruler_gc_butt,
1424 drawing->ruler->allocation.width - ink_rect.width,
1425 6,
1426 layout, &foreground, &background);
1427
1428 gdk_draw_line (drawing->ruler->window,
1429 drawing->ruler_gc_butt,
1430 drawing->ruler->allocation.width-1, 1,
1431 drawing->ruler->allocation.width-1, 7);
1432 }
1433
1434
1435 snprintf(text, 255, "%lus\n%luns", window_middle.tv_sec,
1436 window_middle.tv_nsec);
1437
1438 pango_layout_set_text(layout, text, -1);
1439 pango_layout_get_pixel_extents(layout, &ink_rect, NULL);
1440 global_width += ink_rect.width;
1441
1442 if(global_width <= drawing->ruler->allocation.width)
1443 {
1444 gdk_draw_layout_with_colors(drawing->ruler->window,
1445 drawing->ruler_gc_butt,
1446 (drawing->ruler->allocation.width - ink_rect.width)/2,
1447 6,
1448 layout, &foreground, &background);
1449
1450 gdk_draw_line (drawing->ruler->window,
1451 drawing->ruler_gc_butt,
1452 drawing->ruler->allocation.width/2, 1,
1453 drawing->ruler->allocation.width/2, 7);
1454
1455
1456
1457
1458 }
1459
1460 g_object_unref(layout);
1461
1462 return FALSE;
1463 }
1464
1465
1466 /* notify mouse on ruler */
1467 static gboolean
1468 motion_notify_ruler(GtkWidget *widget, GdkEventMotion *event, gpointer user_data)
1469 {
1470 //g_debug("motion");
1471 //eventually follow mouse and show time here
1472 return 0;
1473 }
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