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[lttv.git] / 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, 0xD400, 0xD400 }, /* COL_SOFT_IRQ_PENDING */
108 { 0, 0xFFFF, 0x9400, 0x9600 }, /* COL_SOFT_IRQ_BUSY */
109 };
110
111 GdkColor drawing_colors_trap[NUM_COLORS_TRAP] =
112 { /* Pixel, R, G, B */
113 { 0, 0x0000, 0x0000, 0x0000 }, /* COL_TRAP_UNKNOWN */
114 { 0, 0x0000, 0x0000, 0x0000 }, /* COL_TRAP_IDLE */
115 { 0, 0xFF00, 0xFF00, 0x0100 }, /* COL_TRAP_BUSY */
116 };
117
118 GdkColor drawing_colors_bdev[NUM_COLORS_BDEV] =
119 { /* Pixel, R, G, B */
120 { 0, 0x0000, 0x0000, 0x0000 }, /* COL_BDEV_UNKNOWN */
121 { 0, 0xBBBB, 0xBBBB, 0xBBBB }, /* COL_BDEV_IDLE */
122 { 0, 0x0000, 0x0000, 0xFFFF }, /* COL_BDEV_BUSY_READING */
123 { 0, 0xFFFF, 0x0000, 0x0000 }, /* COL_BDEV_BUSY_WRITING */
124 };
125
126 /*****************************************************************************
127 * drawing functions *
128 *****************************************************************************/
129
130 static gboolean
131 expose_ruler( GtkWidget *widget, GdkEventExpose *event, gpointer user_data );
132
133 static gboolean
134 motion_notify_ruler(GtkWidget *widget, GdkEventMotion *event, gpointer user_data);
135
136
137 /* Function responsible for updating the exposed area.
138 * It must do an events request to the lttvwindow API to ask for this update.
139 * Note : this function cannot clear the background, because it may
140 * erase drawing already present (SAFETY).
141 */
142 void drawing_data_request(Drawing_t *drawing,
143 gint x, gint y,
144 gint width,
145 gint height)
146 {
147 if(width < 0) return ;
148 if(height < 0) return ;
149
150
151 Tab *tab = drawing->control_flow_data->tab;
152 TimeWindow time_window =
153 lttvwindow_get_time_window(tab);
154
155 ControlFlowData *control_flow_data = drawing->control_flow_data;
156 // (ControlFlowData*)g_object_get_data(
157 // G_OBJECT(drawing->drawing_area), "resourceview_data");
158
159 LttTime start, time_end;
160 LttTime window_end = time_window.end_time;
161
162 g_debug("req : window start_time : %lu, %lu", time_window.start_time.tv_sec,
163 time_window.start_time.tv_nsec);
164
165 g_debug("req : window time width : %lu, %lu", time_window.time_width.tv_sec,
166 time_window.time_width.tv_nsec);
167
168 g_debug("req : window_end : %lu, %lu", window_end.tv_sec,
169 window_end.tv_nsec);
170
171 g_debug("x is : %i, x+width is : %i", x, x+width);
172
173 convert_pixels_to_time(drawing->width, x,
174 time_window,
175 &start);
176
177 convert_pixels_to_time(drawing->width, x+width,
178 time_window,
179 &time_end);
180 time_end = ltt_time_add(time_end, ltt_time_one); // because main window
181 // doesn't deliver end time.
182
183 lttvwindow_events_request_remove_all(tab,
184 control_flow_data);
185
186 {
187 /* find the tracehooks */
188 LttvTracesetContext *tsc = lttvwindow_get_traceset_context(tab);
189 LttvTraceset *traceset = tsc->ts;
190 LttvTraceState *ts;
191 GArray *hooks;
192 LttvTraceHook *th;
193
194 guint i, k;
195 guint first_after;
196
197 guint nb_trace = lttv_traceset_number(traceset);
198 // FIXME (fixed) : eventually request for more traces
199 for(i = 0 ; i < nb_trace ; i++) {
200 EventsRequest *events_request = g_new(EventsRequest, 1);
201 // Create the hooks
202 //LttvHooks *event = lttv_hooks_new();
203 LttvHooksByIdChannelArray *event_by_id_channel =
204 lttv_hooks_by_id_channel_new();
205 LttvHooks *before_chunk_traceset = lttv_hooks_new();
206 LttvHooks *after_chunk_traceset = lttv_hooks_new();
207 LttvHooks *before_request_hook = lttv_hooks_new();
208 LttvHooks *after_request_hook = lttv_hooks_new();
209
210 lttv_hooks_add(before_chunk_traceset,
211 before_chunk,
212 events_request,
213 LTTV_PRIO_DEFAULT);
214
215 lttv_hooks_add(after_chunk_traceset,
216 after_chunk,
217 events_request,
218 LTTV_PRIO_DEFAULT);
219
220 lttv_hooks_add(before_request_hook,
221 before_request,
222 events_request,
223 LTTV_PRIO_DEFAULT);
224
225 lttv_hooks_add(after_request_hook,
226 after_request,
227 events_request,
228 LTTV_PRIO_DEFAULT);
229
230
231 ts = (LttvTraceState *)tsc->traces[i];
232
233 /* Find the eventtype id for the following events and register the
234 associated by id hooks. */
235
236 hooks = g_array_sized_new(FALSE, FALSE, sizeof(LttvTraceHook), 18);
237
238 /* before hooks */
239
240 // lttv_trace_find_hook(ts->parent.t,
241 // LTT_FACILITY_ARCH,
242 // LTT_EVENT_SYSCALL_ENTRY,
243 // FIELD_ARRAY(LTT_FIELD_SYSCALL_ID),
244 // before_execmode_hook,
245 // events_request,
246 // &hooks);
247 //
248 // lttv_trace_find_hook(ts->parent.t,
249 // LTT_FACILITY_ARCH,
250 // LTT_EVENT_SYSCALL_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_TRAP_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_TRAP_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_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_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_PAGE_FAULT_NOSEM_ENTRY,
291 FIELD_ARRAY(LTT_FIELD_TRAP_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_PAGE_FAULT_NOSEM_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_IRQ_ENTRY,
307 FIELD_ARRAY(LTT_FIELD_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_IRQ_EXIT,
315 NULL,
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_RAISE,
323 FIELD_ARRAY(LTT_FIELD_SOFT_IRQ_ID),
324 before_execmode_hook,
325 events_request,
326 &hooks);
327
328 lttv_trace_find_hook(ts->parent.t,
329 LTT_CHANNEL_KERNEL,
330 LTT_EVENT_SOFT_IRQ_ENTRY,
331 FIELD_ARRAY(LTT_FIELD_SOFT_IRQ_ID),
332 before_execmode_hook,
333 events_request,
334 &hooks);
335
336 lttv_trace_find_hook(ts->parent.t,
337 LTT_CHANNEL_KERNEL,
338 LTT_EVENT_SOFT_IRQ_EXIT,
339 NULL,
340 before_execmode_hook,
341 events_request,
342 &hooks);
343
344
345 lttv_trace_find_hook(ts->parent.t,
346 LTT_CHANNEL_KERNEL,
347 LTT_EVENT_SCHED_SCHEDULE,
348 FIELD_ARRAY(LTT_FIELD_PREV_PID, LTT_FIELD_NEXT_PID, LTT_FIELD_PREV_STATE),
349 before_schedchange_hook,
350 events_request,
351 &hooks);
352
353 // lttv_trace_find_hook(ts->parent.t,
354 // LTT_CHANNEL_KERNEL,
355 // LTT_EVENT_PROCESS_EXIT,
356 // FIELD_ARRAY(LTT_FIELD_PID),
357 // before_process_exit_hook,
358 // events_request,
359 // &hooks);
360 //
361 // lttv_trace_find_hook(ts->parent.t,
362 // LTT_CHANNEL_KERNEL,
363 // LTT_EVENT_PROCESS_FREE,
364 // FIELD_ARRAY(LTT_FIELD_PID),
365 // before_process_release_hook,
366 // events_request,
367 // &hooks);
368 //
369 // lttv_trace_find_hook(ts->parent.t,
370 // LTT_FACILITY_LIST,
371 // LTT_EVENT_STATEDUMP_END,
372 // NULL,
373 // before_statedump_end,
374 // events_request,
375 // &hooks);
376
377 lttv_trace_find_hook(ts->parent.t,
378 LTT_CHANNEL_BLOCK,
379 LTT_EVENT_REQUEST_ISSUE,
380 FIELD_ARRAY(LTT_FIELD_MAJOR, LTT_FIELD_MINOR, LTT_FIELD_OPERATION),
381 before_bdev_event_hook,
382 events_request,
383 &hooks);
384
385 lttv_trace_find_hook(ts->parent.t,
386 LTT_CHANNEL_BLOCK,
387 LTT_EVENT_REQUEST_COMPLETE,
388 FIELD_ARRAY(LTT_FIELD_MAJOR, LTT_FIELD_MINOR, LTT_FIELD_OPERATION),
389 before_bdev_event_hook,
390 events_request,
391 &hooks);
392
393 /* After hooks */
394 first_after = hooks->len;
395
396 lttv_trace_find_hook(ts->parent.t,
397 LTT_CHANNEL_KERNEL,
398 LTT_EVENT_SCHED_SCHEDULE,
399 FIELD_ARRAY(LTT_FIELD_PREV_PID, LTT_FIELD_NEXT_PID, LTT_FIELD_PREV_STATE),
400 after_schedchange_hook,
401 events_request,
402 &hooks);
403
404 // lttv_trace_find_hook(ts->parent.t,
405 // LTT_CHANNEL_KERNEL,
406 // LTT_EVENT_PROCESS_FORK,
407 // FIELD_ARRAY(LTT_FIELD_PARENT_PID, LTT_FIELD_CHILD_PID),
408 // after_process_fork_hook,
409 // events_request,
410 // &hooks);
411 //
412 // lttv_trace_find_hook(ts->parent.t,
413 // LTT_CHANNEL_KERNEL,
414 // LTT_EVENT_PROCESS_EXIT,
415 // FIELD_ARRAY(LTT_FIELD_PID),
416 // after_process_exit_hook,
417 // events_request,
418 // &hooks);
419 //
420 // lttv_trace_find_hook(ts->parent.t,
421 // LTT_CHANNEL_KERNEL,
422 // LTT_EVENT_EXEC,
423 // NULL,
424 // after_fs_exec_hook,
425 // events_request,
426 // &hooks);
427 //
428 // lttv_trace_find_hook(ts->parent.t,
429 // LTT_FACILITY_USER_GENERIC,
430 // LTT_EVENT_THREAD_BRAND,
431 // FIELD_ARRAY(LTT_FIELD_NAME),
432 // after_user_generic_thread_brand_hook,
433 // events_request,
434 // &hooks);
435 //
436 // lttv_trace_find_hook(ts->parent.t,
437 // LTT_FACILITY_LIST,
438 // LTT_EVENT_PROCESS_STATE,
439 // FIELD_ARRAY(LTT_FIELD_PID, LTT_FIELD_PARENT_PID, LTT_FIELD_NAME),
440 // after_event_enum_process_hook,
441 // events_request,
442 // &hooks);
443
444
445 /* Add these hooks to each event_by_id hooks list */
446 /* add before */
447 for(k = 0 ; k < first_after ; k++) {
448 th = &g_array_index(hooks, LttvTraceHook, k);
449 lttv_hooks_add(lttv_hooks_by_id_channel_find(event_by_id_channel,
450 th->channel, th->id),
451 th->h,
452 th,
453 LTTV_PRIO_STATE-5);
454 }
455
456 /* add after */
457 for(k = first_after ; k < hooks->len ; k++) {
458 th = &g_array_index(hooks, LttvTraceHook, k);
459 lttv_hooks_add(lttv_hooks_by_id_channel_find(event_by_id_channel,
460 th->channel, th->id),
461 th->h,
462 th,
463 LTTV_PRIO_STATE+5);
464 }
465
466 events_request->hooks = hooks;
467
468 // Fill the events request
469 events_request->owner = control_flow_data;
470 events_request->viewer_data = control_flow_data;
471 events_request->servicing = FALSE;
472 events_request->start_time = start;
473 events_request->start_position = NULL;
474 events_request->stop_flag = FALSE;
475 events_request->end_time = time_end;
476 events_request->num_events = G_MAXUINT;
477 events_request->end_position = NULL;
478 events_request->trace = i; //fixed /* FIXME */
479 events_request->before_chunk_traceset = before_chunk_traceset;
480 events_request->before_chunk_trace = NULL;
481 events_request->before_chunk_tracefile = NULL;
482 events_request->event = NULL;
483 events_request->event_by_id_channel = event_by_id_channel;
484 events_request->after_chunk_tracefile = NULL;
485 events_request->after_chunk_trace = NULL;
486 events_request->after_chunk_traceset = after_chunk_traceset;
487 events_request->before_request = before_request_hook;
488 events_request->after_request = after_request_hook;
489
490 g_debug("req : start : %lu, %lu", start.tv_sec,
491 start.tv_nsec);
492
493 g_debug("req : end : %lu, %lu", time_end.tv_sec,
494 time_end.tv_nsec);
495
496 lttvwindow_events_request(tab, events_request);
497
498 }
499 }
500 }
501
502
503 static void set_last_start(gpointer key, gpointer value, gpointer user_data)
504 {
505 //ResourceInfo *process_info = (ResourceInfo*)key;
506 HashedResourceData *hashed_process_data = (HashedResourceData*)value;
507 guint x = GPOINTER_TO_UINT(user_data);
508
509 hashed_process_data->x.over = x;
510 hashed_process_data->x.over_used = FALSE;
511 hashed_process_data->x.over_marked = FALSE;
512 hashed_process_data->x.middle = x;
513 hashed_process_data->x.middle_used = FALSE;
514 hashed_process_data->x.middle_marked = FALSE;
515 hashed_process_data->x.under = x;
516 hashed_process_data->x.under_used = FALSE;
517 hashed_process_data->x.under_marked = FALSE;
518 hashed_process_data->next_good_time = ltt_time_zero;
519
520 return;
521 }
522
523 void drawing_data_request_begin(EventsRequest *events_request, LttvTracesetState *tss)
524 {
525 int i;
526
527 g_debug("Begin of data request");
528 ControlFlowData *cfd = events_request->viewer_data;
529 TimeWindow time_window =
530 lttvwindow_get_time_window(cfd->tab);
531
532 guint width = cfd->drawing->width;
533 guint x=0;
534
535 cfd->drawing->last_start = events_request->start_time;
536
537 convert_time_to_pixels(
538 time_window,
539 events_request->start_time,
540 width,
541 &x);
542
543 for(i=0; i<RV_RESOURCE_COUNT; i++) {
544 g_hash_table_foreach(cfd->process_list->restypes[i].hash_table, set_last_start,
545 GUINT_TO_POINTER(x));
546 }
547
548 }
549
550 void drawing_chunk_begin(EventsRequest *events_request, LttvTracesetState *tss)
551 {
552 g_debug("Begin of chunk");
553 ControlFlowData *cfd = events_request->viewer_data;
554 LttvTracesetContext *tsc = &tss->parent;
555 guint i;
556 LttvTraceset *traceset = tsc->ts;
557 guint nb_trace = lttv_traceset_number(traceset);
558
559 if(!cfd->process_list->current_hash_data) {
560 cfd->process_list->current_hash_data = g_new(HashedResourceData**,nb_trace);
561 for(i = 0 ; i < nb_trace ; i++) {
562 guint num_cpu = ltt_trace_get_num_cpu(tss->parent.traces[i]->t);
563 cfd->process_list->current_hash_data[i] = g_new(HashedResourceData*,num_cpu);
564 memset(cfd->process_list->current_hash_data[i], 0,
565 sizeof(HashedResourceData*)*num_cpu);
566 }
567 }
568 //cfd->drawing->last_start = LTT_TIME_MIN(current_time,
569 // events_request->end_time);
570 }
571
572
573 void drawing_request_expose(EventsRequest *events_request,
574 LttvTracesetState *tss,
575 LttTime end_time)
576 {
577 gint x, width;
578 guint x_end;
579
580 ControlFlowData *cfd = events_request->viewer_data;
581 Drawing_t *drawing = cfd->drawing;
582
583 TimeWindow time_window =
584 lttvwindow_get_time_window(cfd->tab);
585
586 g_debug("request expose");
587
588 convert_time_to_pixels(
589 time_window,
590 end_time,
591 drawing->width,
592 &x_end);
593 x = drawing->damage_begin;
594
595 width = x_end - x;
596
597 drawing->damage_begin = x+width;
598
599 // FIXME ?
600 gtk_widget_queue_draw_area ( drawing->drawing_area,
601 x, 0,
602 width, drawing->drawing_area->allocation.height);
603
604 /* Update directly when scrolling */
605 gdk_window_process_updates(drawing->drawing_area->window,
606 TRUE);
607 }
608
609
610 /* Callbacks */
611
612
613 /* Create a new backing pixmap of the appropriate size */
614 /* As the scaling will always change, it's of no use to copy old
615 * pixmap.
616 *
617 * Only change the size if width changes. The height is specified and changed
618 * when process ID are added or removed from the process list.
619 */
620 static gboolean
621 configure_event( GtkWidget *widget, GdkEventConfigure *event,
622 gpointer user_data)
623 {
624 Drawing_t *drawing = (Drawing_t*)user_data;
625
626
627 /* First, get the new time interval of the main window */
628 /* we assume (see documentation) that the main window
629 * has updated the time interval before this configure gets
630 * executed.
631 */
632 //lttvwindow_get_time_window(drawing->control_flow_data->mw,
633 // &drawing->control_flow_data->time_window);
634
635 /* New pixmap, size of the configure event */
636 //GdkPixmap *pixmap = gdk_pixmap_new(widget->window,
637 // widget->allocation.width + SAFETY,
638 // widget->allocation.height + SAFETY,
639 // -1);
640
641 if(widget->allocation.width != drawing->width) {
642 g_debug("drawing configure event");
643 g_debug("New alloc draw size : %i by %i",widget->allocation.width,
644 widget->allocation.height);
645
646 drawing->width = widget->allocation.width;
647
648 if(drawing->alloc_width < widget->allocation.width) {
649 //if(drawing->pixmap)
650 // gdk_pixmap_unref(drawing->pixmap);
651
652 //drawing->pixmap = gdk_pixmap_new(widget->window,
653 // drawing->width + SAFETY + EXTRA_ALLOC,
654 // drawing->height + EXTRA_ALLOC,
655 // -1);
656 drawing->alloc_width = drawing->width + SAFETY + EXTRA_ALLOC;
657 drawing->alloc_height = drawing->height + EXTRA_ALLOC;
658 update_pixmap_size(drawing->control_flow_data->process_list,
659 drawing->alloc_width);
660 update_index_to_pixmap(drawing->control_flow_data->process_list);
661 }
662 //drawing->height = widget->allocation.height;
663
664 //ProcessList_get_height
665 // (GuiControlFlow_get_process_list(drawing->control_flow_data)),
666
667
668 // Clear the image
669 //gdk_draw_rectangle (drawing->pixmap,
670 // widget->style->black_gc,
671 // TRUE,
672 // 0, 0,
673 // drawing->width+SAFETY,
674 // drawing->height);
675
676 //g_info("init data request");
677
678
679 /* Initial data request */
680 /* no, do initial data request in the expose event */
681 // Do not need to ask for data of 1 pixel : not synchronized with
682 // main window time at this moment.
683 //drawing_data_request(drawing, &drawing->pixmap, 0, 0,
684 // widget->allocation.width,
685 // widget->allocation.height);
686
687 //drawing->width = widget->allocation.width;
688 //drawing->height = widget->allocation.height;
689
690 drawing->damage_begin = 0;
691 drawing->damage_end = widget->allocation.width;
692
693 if((widget->allocation.width != 1 &&
694 widget->allocation.height != 1)
695 && drawing->damage_begin < drawing->damage_end)
696 {
697
698 rectangle_pixmap (drawing->control_flow_data->process_list,
699 drawing->drawing_area->style->black_gc,
700 TRUE,
701 0, 0,
702 drawing->alloc_width, // do not overlap
703 -1);
704
705
706 drawing_data_request(drawing,
707 drawing->damage_begin,
708 0,
709 drawing->damage_end - drawing->damage_begin,
710 drawing->height);
711 }
712 }
713 return TRUE;
714 }
715
716
717 /* Redraw the screen from the backing pixmap */
718 static gboolean
719 expose_event( GtkWidget *widget, GdkEventExpose *event, gpointer user_data )
720 {
721 Drawing_t *drawing = (Drawing_t*)user_data;
722
723 ControlFlowData *control_flow_data =
724 (ControlFlowData*)g_object_get_data(
725 G_OBJECT(widget),
726 "resourceview_data");
727 #if 0
728 if(unlikely(drawing->gc == NULL)) {
729 drawing->gc = gdk_gc_new(drawing->drawing_area->window);
730 gdk_gc_copy(drawing->gc, drawing->drawing_area->style->black_gc);
731 }
732 #endif //0
733 TimeWindow time_window =
734 lttvwindow_get_time_window(control_flow_data->tab);
735 LttTime current_time =
736 lttvwindow_get_current_time(control_flow_data->tab);
737
738 guint cursor_x=0;
739
740 LttTime window_end = time_window.end_time;
741
742 /* update the screen from the pixmap buffer */
743 #if 0
744 gdk_draw_pixmap(widget->window,
745 widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
746 drawing->pixmap,
747 event->area.x, event->area.y,
748 event->area.x, event->area.y,
749 event->area.width, event->area.height);
750 #endif //0
751 drawing->height = processlist_get_height(control_flow_data->process_list);
752 #if 0
753 copy_pixmap_to_screen(control_flow_data->process_list,
754 widget->window,
755 widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
756 event->area.x, event->area.y,
757 event->area.width, event->area.height);
758 #endif //0
759 copy_pixmap_to_screen(control_flow_data->process_list,
760 widget->window,
761 drawing->gc,
762 event->area.x, event->area.y,
763 event->area.width, event->area.height);
764
765
766 /* Erase the dotted lines left.. */
767 if(widget->allocation.height > drawing->height)
768 {
769 gdk_draw_rectangle (widget->window,
770 drawing->drawing_area->style->black_gc,
771 TRUE,
772 event->area.x, drawing->height,
773 event->area.width, // do not overlap
774 widget->allocation.height - drawing->height);
775 }
776 if(ltt_time_compare(time_window.start_time, current_time) <= 0 &&
777 ltt_time_compare(window_end, current_time) >= 0)
778 {
779 /* Draw the dotted lines */
780 convert_time_to_pixels(
781 time_window,
782 current_time,
783 drawing->width,
784 &cursor_x);
785
786 #if 0
787 if(drawing->dotted_gc == NULL) {
788
789 drawing->dotted_gc = gdk_gc_new(drawing->drawing_area->window);
790 gdk_gc_copy(drawing->dotted_gc, widget->style->white_gc);
791
792 gint8 dash_list[] = { 1, 2 };
793 gdk_gc_set_line_attributes(drawing->dotted_gc,
794 1,
795 GDK_LINE_ON_OFF_DASH,
796 GDK_CAP_BUTT,
797 GDK_JOIN_MITER);
798 gdk_gc_set_dashes(drawing->dotted_gc,
799 0,
800 dash_list,
801 2);
802 }
803 #endif //0
804 gint height_tot = MAX(widget->allocation.height, drawing->height);
805 gdk_draw_line(widget->window,
806 drawing->dotted_gc,
807 cursor_x, 0,
808 cursor_x, height_tot);
809 }
810 return FALSE;
811 }
812
813 static gboolean
814 after_expose_event( GtkWidget *widget, GdkEventExpose *event, gpointer user_data )
815 {
816 //g_assert(0);
817 g_debug("AFTER EXPOSE");
818
819 return FALSE;
820
821
822 }
823
824 #if 0
825 void
826 tree_row_activated(GtkTreeModel *treemodel,
827 GtkTreePath *arg1,
828 GtkTreeViewColumn *arg2,
829 gpointer user_data)
830 {
831 ControlFlowData *cfd = (ControlFlowData*)user_data;
832 Drawing_t *drawing = cfd->drawing;
833 GtkTreeView *treeview = cfd->process_list->process_list_widget;
834 gint *path_indices;
835 gint height;
836
837 path_indices = gtk_tree_path_get_indices (arg1);
838
839 height = get_cell_height(cfd->process_list,
840 GTK_TREE_VIEW(treeview));
841 drawing->horizontal_sel = height * path_indices[0];
842 g_critical("new hor sel : %i", drawing->horizontal_sel);
843 }
844 #endif //0
845
846 /* mouse click */
847 static gboolean
848 button_press_event( GtkWidget *widget, GdkEventButton *event, gpointer user_data )
849 {
850 ControlFlowData *control_flow_data =
851 (ControlFlowData*)g_object_get_data(
852 G_OBJECT(widget),
853 "resourceview_data");
854 Drawing_t *drawing = control_flow_data->drawing;
855 TimeWindow time_window =
856 lttvwindow_get_time_window(control_flow_data->tab);
857
858 g_debug("click");
859 if(event->button == 1)
860 {
861 LttTime time;
862
863 /* left mouse button click */
864 g_debug("x click is : %f", event->x);
865
866 convert_pixels_to_time(drawing->width, (guint)event->x,
867 time_window,
868 &time);
869
870 lttvwindow_report_current_time(control_flow_data->tab, time);
871
872 }
873
874 return FALSE;
875 }
876
877 static gboolean
878 scrollbar_size_allocate(GtkWidget *widget,
879 GtkAllocation *allocation,
880 gpointer user_data)
881 {
882 Drawing_t *drawing = (Drawing_t*)user_data;
883
884 gtk_widget_set_size_request(drawing->padding, allocation->width, -1);
885 //gtk_widget_queue_resize(drawing->padding);
886 //gtk_widget_queue_resize(drawing->ruler);
887 gtk_container_check_resize(GTK_CONTAINER(drawing->ruler_hbox));
888 return 0;
889 }
890
891
892
893 Drawing_t *drawing_construct(ControlFlowData *control_flow_data)
894 {
895 Drawing_t *drawing = g_new(Drawing_t, 1);
896
897 drawing->control_flow_data = control_flow_data;
898
899 drawing->vbox = gtk_vbox_new(FALSE, 1);
900
901
902 drawing->ruler_hbox = gtk_hbox_new(FALSE, 1);
903 drawing->ruler = gtk_drawing_area_new ();
904 //gtk_widget_set_size_request(drawing->ruler, -1, 27);
905
906 drawing->padding = gtk_drawing_area_new ();
907 //gtk_widget_set_size_request(drawing->padding, -1, 27);
908 gtk_box_pack_start(GTK_BOX(drawing->ruler_hbox), drawing->ruler,
909 TRUE, TRUE, 0);
910 gtk_box_pack_end(GTK_BOX(drawing->ruler_hbox), drawing->padding,
911 FALSE, FALSE, 0);
912
913
914
915 drawing->drawing_area = gtk_drawing_area_new ();
916
917 drawing->gc = NULL;
918
919 drawing->hbox = gtk_hbox_new(FALSE, 1);
920 drawing->viewport = gtk_viewport_new(NULL, control_flow_data->v_adjust);
921 drawing->scrollbar = gtk_vscrollbar_new(control_flow_data->v_adjust);
922 gtk_box_pack_start(GTK_BOX(drawing->hbox), drawing->viewport,
923 TRUE, TRUE, 0);
924 gtk_box_pack_end(GTK_BOX(drawing->hbox), drawing->scrollbar,
925 FALSE, FALSE, 0);
926
927 //drawing->scrolled_window =
928 // gtk_scrolled_window_new (NULL,
929 // control_flow_data->v_adjust);
930
931 //gtk_scrolled_window_set_policy(
932 // GTK_SCROLLED_WINDOW(drawing->scrolled_window),
933 // GTK_POLICY_NEVER,
934 // GTK_POLICY_AUTOMATIC);
935
936 gtk_container_add(GTK_CONTAINER(drawing->viewport),
937 drawing->drawing_area);
938 //gtk_scrolled_window_add_with_viewport(
939 // GTK_SCROLLED_WINDOW(drawing->scrolled_window),
940 // drawing->drawing_area);
941
942 gtk_box_pack_start(GTK_BOX(drawing->vbox), drawing->ruler_hbox,
943 FALSE, FALSE, 0);
944 gtk_box_pack_end(GTK_BOX(drawing->vbox), drawing->hbox,
945 TRUE, TRUE, 0);
946
947 drawing->pango_layout =
948 gtk_widget_create_pango_layout(drawing->drawing_area, NULL);
949
950 drawing->height = 1;
951 drawing->width = 1;
952 drawing->depth = 0;
953 drawing->alloc_height = 1;
954 drawing->alloc_width = 1;
955
956 drawing->damage_begin = 0;
957 drawing->damage_end = 0;
958 drawing->horizontal_sel = -1;
959
960 //gtk_widget_set_size_request(drawing->drawing_area->window, 50, 50);
961 g_object_set_data_full(
962 G_OBJECT(drawing->drawing_area),
963 "Link_drawing_Data",
964 drawing,
965 (GDestroyNotify)drawing_destroy);
966
967 g_object_set_data(
968 G_OBJECT(drawing->ruler),
969 "drawing",
970 drawing);
971
972
973 //gtk_widget_modify_bg( drawing->drawing_area,
974 // GTK_STATE_NORMAL,
975 // &CF_Colors[BLACK]);
976
977 //gdk_window_get_geometry(drawing->drawing_area->window,
978 // NULL, NULL,
979 // &(drawing->width),
980 // &(drawing->height),
981 // -1);
982
983 //drawing->pixmap = gdk_pixmap_new(
984 // drawing->drawing_area->window,
985 // drawing->width,
986 // drawing->height,
987 // drawing->depth);
988
989 //drawing->pixmap = NULL;
990
991 // drawing->pixmap = gdk_pixmap_new(drawing->drawing_area->window,
992 // drawing->drawing_area->allocation.width,
993 // drawing->drawing_area->allocation.height,
994 // -1);
995
996 g_signal_connect (G_OBJECT(drawing->drawing_area),
997 "configure_event",
998 G_CALLBACK (configure_event),
999 (gpointer)drawing);
1000
1001 g_signal_connect (G_OBJECT(drawing->ruler),
1002 "expose_event",
1003 G_CALLBACK(expose_ruler),
1004 (gpointer)drawing);
1005
1006 gtk_widget_add_events(drawing->ruler, GDK_POINTER_MOTION_MASK);
1007
1008 g_signal_connect (G_OBJECT(drawing->ruler),
1009 "motion-notify-event",
1010 G_CALLBACK(motion_notify_ruler),
1011 (gpointer)drawing);
1012
1013
1014 g_signal_connect (G_OBJECT(drawing->scrollbar),
1015 "size-allocate",
1016 G_CALLBACK(scrollbar_size_allocate),
1017 (gpointer)drawing);
1018
1019
1020
1021 g_signal_connect (G_OBJECT(drawing->drawing_area),
1022 "expose_event",
1023 G_CALLBACK (expose_event),
1024 (gpointer)drawing);
1025
1026 g_signal_connect_after (G_OBJECT(drawing->drawing_area),
1027 "expose_event",
1028 G_CALLBACK (after_expose_event),
1029 (gpointer)drawing);
1030
1031 g_signal_connect (G_OBJECT(drawing->drawing_area),
1032 "button-press-event",
1033 G_CALLBACK (button_press_event),
1034 (gpointer)drawing);
1035
1036
1037 gtk_widget_show(drawing->ruler);
1038 gtk_widget_show(drawing->padding);
1039 gtk_widget_show(drawing->ruler_hbox);
1040
1041 gtk_widget_show(drawing->drawing_area);
1042 //gtk_widget_show(drawing->scrolled_window);
1043 gtk_widget_show(drawing->viewport);
1044 gtk_widget_show(drawing->scrollbar);
1045 gtk_widget_show(drawing->hbox);
1046
1047 /* Allocate the colors */
1048 GdkColormap* colormap = gdk_colormap_get_system();
1049 gboolean success[NUM_COLORS];
1050 gdk_colormap_alloc_colors(colormap, drawing_colors, NUM_COLORS, FALSE,
1051 TRUE, success);
1052 gdk_colormap_alloc_colors(colormap, drawing_colors_cpu, NUM_COLORS_CPU, FALSE,
1053 TRUE, success);
1054 gdk_colormap_alloc_colors(colormap, drawing_colors_irq, NUM_COLORS_IRQ, FALSE,
1055 TRUE, success);
1056 gdk_colormap_alloc_colors(colormap, drawing_colors_soft_irq, NUM_COLORS_SOFT_IRQ, FALSE,
1057 TRUE, success);
1058 gdk_colormap_alloc_colors(colormap, drawing_colors_trap, NUM_COLORS_TRAP, FALSE,
1059 TRUE, success);
1060 gdk_colormap_alloc_colors(colormap, drawing_colors_bdev, NUM_COLORS_BDEV, FALSE,
1061 TRUE, success);
1062
1063 drawing->gc =
1064 gdk_gc_new(GDK_DRAWABLE(main_window_get_widget(control_flow_data->tab)->window));
1065 drawing->dotted_gc =
1066 gdk_gc_new(GDK_DRAWABLE(main_window_get_widget(control_flow_data->tab)->window));
1067
1068 gdk_gc_copy(drawing->gc,
1069 main_window_get_widget(control_flow_data->tab)->style->black_gc);
1070 gdk_gc_copy(drawing->dotted_gc,
1071 main_window_get_widget(control_flow_data->tab)->style->white_gc);
1072
1073 gint8 dash_list[] = { 1, 2 };
1074 gdk_gc_set_line_attributes(drawing->dotted_gc,
1075 1,
1076 GDK_LINE_ON_OFF_DASH,
1077 GDK_CAP_BUTT,
1078 GDK_JOIN_MITER);
1079 gdk_gc_set_dashes(drawing->dotted_gc,
1080 0,
1081 dash_list,
1082 2);
1083
1084 drawing->ruler_gc_butt =
1085 gdk_gc_new(GDK_DRAWABLE(main_window_get_widget(control_flow_data->tab)->window));
1086 gdk_gc_copy(drawing->ruler_gc_butt,
1087 main_window_get_widget(control_flow_data->tab)->style->black_gc);
1088 drawing->ruler_gc_round =
1089 gdk_gc_new(GDK_DRAWABLE(main_window_get_widget(control_flow_data->tab)->window));
1090 gdk_gc_copy(drawing->ruler_gc_round,
1091 main_window_get_widget(control_flow_data->tab)->style->black_gc);
1092
1093
1094 gdk_gc_set_line_attributes(drawing->ruler_gc_butt,
1095 2,
1096 GDK_LINE_SOLID,
1097 GDK_CAP_BUTT,
1098 GDK_JOIN_MITER);
1099
1100 gdk_gc_set_line_attributes(drawing->ruler_gc_round,
1101 2,
1102 GDK_LINE_SOLID,
1103 GDK_CAP_ROUND,
1104 GDK_JOIN_ROUND);
1105
1106
1107 return drawing;
1108 }
1109
1110 void drawing_destroy(Drawing_t *drawing)
1111 {
1112 g_info("drawing_destroy %p", drawing);
1113
1114 /* Free the colors */
1115 GdkColormap* colormap = gdk_colormap_get_system();
1116
1117 gdk_colormap_free_colors(colormap, drawing_colors, NUM_COLORS);
1118 gdk_colormap_free_colors(colormap, drawing_colors_cpu, NUM_COLORS_CPU);
1119 gdk_colormap_free_colors(colormap, drawing_colors_irq, NUM_COLORS_IRQ);
1120 gdk_colormap_free_colors(colormap, drawing_colors_soft_irq, NUM_COLORS_IRQ);
1121 gdk_colormap_free_colors(colormap, drawing_colors_trap, NUM_COLORS_TRAP);
1122 gdk_colormap_free_colors(colormap, drawing_colors_bdev, NUM_COLORS_BDEV);
1123
1124 // Do not unref here, Drawing_t destroyed by it's widget.
1125 //g_object_unref( G_OBJECT(drawing->drawing_area));
1126 if(drawing->gc != NULL)
1127 gdk_gc_unref(drawing->gc);
1128
1129 g_object_unref(drawing->pango_layout);
1130 if(drawing->dotted_gc != NULL) gdk_gc_unref(drawing->dotted_gc);
1131 if(drawing->ruler_gc_butt != NULL) gdk_gc_unref(drawing->ruler_gc_butt);
1132 if(drawing->ruler_gc_round != NULL) gdk_gc_unref(drawing->ruler_gc_round);
1133
1134 g_free(drawing);
1135 g_info("drawing_destroy end");
1136 }
1137
1138 GtkWidget *drawing_get_drawing_area(Drawing_t *drawing)
1139 {
1140 return drawing->drawing_area;
1141 }
1142
1143 GtkWidget *drawing_get_widget(Drawing_t *drawing)
1144 {
1145 return drawing->vbox;
1146 }
1147
1148 void drawing_draw_line( Drawing_t *drawing,
1149 GdkPixmap *pixmap,
1150 guint x1, guint y1,
1151 guint x2, guint y2,
1152 GdkGC *GC)
1153 {
1154 gdk_draw_line (pixmap,
1155 GC,
1156 x1, y1, x2, y2);
1157 }
1158
1159 void drawing_clear(Drawing_t *drawing)
1160 {
1161 //if (drawing->pixmap)
1162 // gdk_pixmap_unref(drawing->pixmap);
1163 ControlFlowData *cfd = drawing->control_flow_data;
1164
1165
1166 rectangle_pixmap(cfd->process_list,
1167 drawing->drawing_area->style->black_gc,
1168 TRUE,
1169 0, 0,
1170 drawing->alloc_width, // do not overlap
1171 -1);
1172
1173 //drawing->height = 1;
1174 /* Allocate a new pixmap with new height */
1175 //drawing->pixmap = gdk_pixmap_new(drawing->drawing_area->window,
1176 // drawing->width + SAFETY + EXTRA_ALLOC,
1177 // drawing->height + EXTRA_ALLOC,
1178 // -1);
1179 //drawing->alloc_width = drawing->width + SAFETY + EXTRA_ALLOC;
1180 //drawing->alloc_height = drawing->height + EXTRA_ALLOC;
1181
1182 //gtk_widget_set_size_request(drawing->drawing_area,
1183 // -1,
1184 // drawing->height);
1185 //gtk_widget_queue_resize_no_redraw(drawing->drawing_area);
1186
1187 /* ask for the buffer to be redrawn */
1188 gtk_widget_queue_draw ( drawing->drawing_area);
1189 }
1190
1191 #if 0
1192 /* Insert a square corresponding to a new process in the list */
1193 /* Applies to whole drawing->width */
1194 void drawing_insert_square(Drawing_t *drawing,
1195 guint y,
1196 guint height)
1197 {
1198 //GdkRectangle update_rect;
1199 gboolean reallocate = FALSE;
1200 GdkPixmap *new_pixmap;
1201
1202 /* Allocate a new pixmap with new height */
1203 if(drawing->alloc_height < drawing->height + height) {
1204
1205 new_pixmap = gdk_pixmap_new(drawing->drawing_area->window,
1206 drawing->width + SAFETY + EXTRA_ALLOC,
1207 drawing->height + height + EXTRA_ALLOC,
1208 -1);
1209 drawing->alloc_width = drawing->width + SAFETY + EXTRA_ALLOC;
1210 drawing->alloc_height = drawing->height + height + EXTRA_ALLOC;
1211 reallocate = TRUE;
1212
1213 /* Copy the high region */
1214 gdk_draw_pixmap (new_pixmap,
1215 drawing->drawing_area->style->black_gc,
1216 drawing->pixmap,
1217 0, 0,
1218 0, 0,
1219 drawing->width + SAFETY, y);
1220
1221 } else {
1222 new_pixmap = drawing->pixmap;
1223 }
1224
1225 //GdkPixmap *pixmap = gdk_pixmap_new(drawing->drawing_area->window,
1226 // drawing->width + SAFETY,
1227 // drawing->height + height,
1228 // -1);
1229
1230 /* add an empty square */
1231 gdk_draw_rectangle (new_pixmap,
1232 drawing->drawing_area->style->black_gc,
1233 TRUE,
1234 0, y,
1235 drawing->width + SAFETY, // do not overlap
1236 height);
1237
1238 /* copy the bottom of the region */
1239 gdk_draw_pixmap (new_pixmap,
1240 drawing->drawing_area->style->black_gc,
1241 drawing->pixmap,
1242 0, y,
1243 0, y + height,
1244 drawing->width+SAFETY, drawing->height - y);
1245
1246
1247 if(reallocate && likely(drawing->pixmap)) {
1248 gdk_pixmap_unref(drawing->pixmap);
1249 drawing->pixmap = new_pixmap;
1250 }
1251
1252 if(unlikely(drawing->height==1)) drawing->height = height;
1253 else drawing->height += height;
1254
1255 gtk_widget_set_size_request(drawing->drawing_area,
1256 -1,
1257 drawing->height);
1258 gtk_widget_queue_resize_no_redraw(drawing->drawing_area);
1259
1260 /* ask for the buffer to be redrawn */
1261 gtk_widget_queue_draw_area ( drawing->drawing_area,
1262 0, y,
1263 drawing->width, drawing->height-y);
1264 }
1265
1266
1267 /* Remove a square corresponding to a removed process in the list */
1268 void drawing_remove_square(Drawing_t *drawing,
1269 guint y,
1270 guint height)
1271 {
1272 GdkPixmap *pixmap;
1273
1274 if(unlikely((guint)drawing->height == height)) {
1275 //pixmap = gdk_pixmap_new(
1276 // drawing->drawing_area->window,
1277 // drawing->width + SAFETY,
1278 // 1,
1279 // -1);
1280 pixmap = drawing->pixmap;
1281 drawing->height=1;
1282 } else {
1283 /* Allocate a new pixmap with new height */
1284 //pixmap = gdk_pixmap_new(
1285 // drawing->drawing_area->window,
1286 // drawing->width + SAFETY,
1287 // drawing->height - height,
1288 // -1);
1289 /* Keep the same preallocated pixmap */
1290 pixmap = drawing->pixmap;
1291
1292 /* Copy the high region */
1293 gdk_draw_pixmap (pixmap,
1294 drawing->drawing_area->style->black_gc,
1295 drawing->pixmap,
1296 0, 0,
1297 0, 0,
1298 drawing->width + SAFETY, y);
1299
1300 /* Copy up the bottom of the region */
1301 gdk_draw_pixmap (pixmap,
1302 drawing->drawing_area->style->black_gc,
1303 drawing->pixmap,
1304 0, y + height,
1305 0, y,
1306 drawing->width, drawing->height - y - height);
1307
1308 drawing->height-=height;
1309 }
1310
1311 //if(likely(drawing->pixmap))
1312 // gdk_pixmap_unref(drawing->pixmap);
1313
1314 //drawing->pixmap = pixmap;
1315
1316 gtk_widget_set_size_request(drawing->drawing_area,
1317 -1,
1318 drawing->height);
1319 gtk_widget_queue_resize_no_redraw(drawing->drawing_area);
1320 /* ask for the buffer to be redrawn */
1321 gtk_widget_queue_draw_area ( drawing->drawing_area,
1322 0, y,
1323 drawing->width, MAX(drawing->height-y, 1));
1324 }
1325 #endif //0
1326
1327 void drawing_update_ruler(Drawing_t *drawing, TimeWindow *time_window)
1328 {
1329 gtk_widget_queue_draw(drawing->ruler);
1330 }
1331
1332 /* Redraw the ruler */
1333 static gboolean
1334 expose_ruler( GtkWidget *widget, GdkEventExpose *event, gpointer user_data )
1335 {
1336 Drawing_t *drawing = (Drawing_t*)user_data;
1337 TimeWindow time_window = lttvwindow_get_time_window(drawing->control_flow_data->tab);
1338 gchar text[255];
1339
1340 PangoContext *context;
1341 PangoLayout *layout;
1342 PangoFontDescription *FontDesc;
1343 PangoRectangle ink_rect;
1344 gint global_width=0;
1345 GdkColor foreground = { 0, 0, 0, 0 };
1346 GdkColor background = { 0, 0xffff, 0xffff, 0xffff };
1347
1348 LttTime window_end = time_window.end_time;
1349 LttTime half_width =
1350 ltt_time_div(time_window.time_width,2.0);
1351 LttTime window_middle =
1352 ltt_time_add(half_width,
1353 time_window.start_time);
1354 g_debug("ruler expose event");
1355
1356 gdk_draw_rectangle (drawing->ruler->window,
1357 drawing->ruler->style->white_gc,
1358 TRUE,
1359 event->area.x, event->area.y,
1360 event->area.width,
1361 event->area.height);
1362
1363 gdk_draw_line (drawing->ruler->window,
1364 drawing->ruler_gc_butt,
1365 event->area.x, 1,
1366 event->area.x + event->area.width, 1);
1367
1368
1369 snprintf(text, 255, "%lus\n%luns",
1370 time_window.start_time.tv_sec,
1371 time_window.start_time.tv_nsec);
1372
1373 layout = gtk_widget_create_pango_layout(drawing->drawing_area, NULL);
1374
1375 context = pango_layout_get_context(layout);
1376 FontDesc = pango_context_get_font_description(context);
1377
1378 pango_font_description_set_size(FontDesc, 6*PANGO_SCALE);
1379 pango_layout_context_changed(layout);
1380
1381 pango_layout_set_text(layout, text, -1);
1382 pango_layout_get_pixel_extents(layout, &ink_rect, NULL);
1383 global_width += ink_rect.width;
1384
1385 gdk_draw_layout_with_colors(drawing->ruler->window,
1386 drawing->ruler_gc_butt,
1387 0,
1388 6,
1389 layout, &foreground, &background);
1390
1391 gdk_draw_line (drawing->ruler->window,
1392 drawing->ruler_gc_round,
1393 1, 1,
1394 1, 7);
1395
1396
1397 snprintf(text, 255, "%lus\n%luns", window_end.tv_sec,
1398 window_end.tv_nsec);
1399
1400 pango_layout_set_text(layout, text, -1);
1401 pango_layout_get_pixel_extents(layout, &ink_rect, NULL);
1402 global_width += ink_rect.width;
1403
1404 if(global_width <= drawing->ruler->allocation.width)
1405 {
1406 gdk_draw_layout_with_colors(drawing->ruler->window,
1407 drawing->ruler_gc_butt,
1408 drawing->ruler->allocation.width - ink_rect.width,
1409 6,
1410 layout, &foreground, &background);
1411
1412 gdk_draw_line (drawing->ruler->window,
1413 drawing->ruler_gc_butt,
1414 drawing->ruler->allocation.width-1, 1,
1415 drawing->ruler->allocation.width-1, 7);
1416 }
1417
1418
1419 snprintf(text, 255, "%lus\n%luns", window_middle.tv_sec,
1420 window_middle.tv_nsec);
1421
1422 pango_layout_set_text(layout, text, -1);
1423 pango_layout_get_pixel_extents(layout, &ink_rect, NULL);
1424 global_width += ink_rect.width;
1425
1426 if(global_width <= drawing->ruler->allocation.width)
1427 {
1428 gdk_draw_layout_with_colors(drawing->ruler->window,
1429 drawing->ruler_gc_butt,
1430 (drawing->ruler->allocation.width - ink_rect.width)/2,
1431 6,
1432 layout, &foreground, &background);
1433
1434 gdk_draw_line (drawing->ruler->window,
1435 drawing->ruler_gc_butt,
1436 drawing->ruler->allocation.width/2, 1,
1437 drawing->ruler->allocation.width/2, 7);
1438
1439
1440
1441
1442 }
1443
1444 g_object_unref(layout);
1445
1446 return FALSE;
1447 }
1448
1449
1450 /* notify mouse on ruler */
1451 static gboolean
1452 motion_notify_ruler(GtkWidget *widget, GdkEventMotion *event, gpointer user_data)
1453 {
1454 //g_debug("motion");
1455 //eventually follow mouse and show time here
1456 return 0;
1457 }
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