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