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