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