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accelerate double useage for time
[lttv.git] / ltt / branches / poly / 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 #include <gtk/gtk.h>
20 #include <gdk/gdk.h>
21
22 #include <lttv/lttv.h>
23 #include <lttv/tracecontext.h>
24 #include <lttvwindow/lttvwindow.h>
25 #include <lttv/state.h>
26 #include <lttv/hook.h>
27
28 #include "drawing.h"
29 #include "eventhooks.h"
30 #include "cfv.h"
31 #include "cfv-private.h"
32
33 #define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format)
34 #define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format)
35
36 //FIXME
37 #define TRACE_NUMBER 0
38
39 #if 0 /* colors for two lines representation */
40 GdkColor drawing_colors[NUM_COLORS] =
41 { /* Pixel, R, G, B */
42 { 0, 0, 0, 0 }, /* COL_BLACK */
43 { 0, 0xFFFF, 0xFFFF, 0xFFFF }, /* COL_WHITE */
44 { 0, 0x0FFF, 0xFFFF, 0xFFFF }, /* COL_WAIT_FORK : pale blue */
45 { 0, 0xFFFF, 0xFFFF, 0x0000 }, /* COL_WAIT_CPU : yellow */
46 { 0, 0xFFFF, 0xA000, 0xFCFF }, /* COL_EXIT : pale magenta */
47 { 0, 0xFFFF, 0x0000, 0xFFFF }, /* COL_ZOMBIE : purple */
48 { 0, 0xFFFF, 0x0000, 0x0000 }, /* COL_WAIT : red */
49 { 0, 0x0000, 0xFFFF, 0x0000 }, /* COL_RUN : green */
50 { 0, 0x8800, 0xFFFF, 0x8A00 }, /* COL_USER_MODE : pale green */
51 { 0, 0x09FF, 0x01FF, 0xFFFF }, /* COL_SYSCALL : blue */
52 { 0, 0xF900, 0x4200, 0xFF00 }, /* COL_TRAP : pale purple */
53 { 0, 0xFFFF, 0x5AFF, 0x01FF }, /* COL_IRQ : orange */
54 { 0, 0xFFFF, 0xFFFF, 0xFFFF } /* COL_MODE_UNKNOWN : white */
55
56 };
57 #endif //0
58
59
60 GdkColor drawing_colors[NUM_COLORS] =
61 { /* Pixel, R, G, B */
62 { 0, 0, 0, 0 }, /* COL_BLACK */
63 { 0, 0xFFFF, 0xFFFF, 0xFFFF }, /* COL_WHITE */
64 { 0, 0x0000, 0xFF00, 0x0000 }, /* COL_RUN_USER_MODE : green */
65 { 0, 0x0100, 0x9E00, 0xFFFF }, /* COL_RUN_SYSCALL : pale blue */
66 { 0, 0xFF00, 0xFF00, 0x0100 }, /* COL_RUN_TRAP : yellow */
67 { 0, 0xFFFF, 0x0000, 0x0000 }, /* COL_RUN_IRQ : red */
68 { 0, 0xA3FF, 0x0000, 0x0000 }, /* COL_WAIT : dark red */
69 { 0, 0x7700, 0x7700, 0x0000 }, /* COL_WAIT_CPU : dark yellow */
70 { 0, 0x6400, 0x0000, 0x5D00 }, /* COL_ZOMBIE : dark purple */
71 { 0, 0x0700, 0x6400, 0x0000 }, /* COL_WAIT_FORK : dark green */
72 { 0, 0x8900, 0x0000, 0x8400 }, /* COL_EXIT : "less dark" magenta */
73 { 0, 0xFFFF, 0xFFFF, 0xFFFF }, /* COL_MODE_UNKNOWN : white */
74 { 0, 0xFFFF, 0xFFFF, 0xFFFF } /* COL_UNNAMED : white */
75
76 };
77
78 /*
79 RUN+USER MODE green
80 RUN+SYSCALL
81 RUN+TRAP
82 RUN+IRQ
83 WAIT+foncé
84 WAIT CPU + WAIT FORK vert foncé ou jaune
85 IRQ rouge
86 TRAP: orange
87 SYSCALL: bleu pâle
88
89 ZOMBIE + WAIT EXIT
90 */
91
92
93 /*****************************************************************************
94 * drawing functions *
95 *****************************************************************************/
96
97 static gboolean
98 expose_ruler( GtkWidget *widget, GdkEventExpose *event, gpointer user_data );
99
100 static gboolean
101 motion_notify_ruler(GtkWidget *widget, GdkEventMotion *event, gpointer user_data);
102
103
104 /* Function responsible for updating the exposed area.
105 * It must do an events request to the lttvwindow API to ask for this update.
106 * Note : this function cannot clear the background, because it may
107 * erase drawing already present (SAFETY).
108 */
109 void drawing_data_request(Drawing_t *drawing,
110 GdkPixmap **pixmap,
111 gint x, gint y,
112 gint width,
113 gint height)
114 {
115 if(width < 0) return ;
116 if(height < 0) return ;
117
118 Tab *tab = drawing->control_flow_data->tab;
119 TimeWindow time_window =
120 lttvwindow_get_time_window(tab);
121
122 ControlFlowData *control_flow_data = drawing->control_flow_data;
123 // (ControlFlowData*)g_object_get_data(
124 // G_OBJECT(drawing->drawing_area), "control_flow_data");
125
126 LttTime start, time_end;
127 LttTime window_end = ltt_time_add(time_window.time_width,
128 time_window.start_time);
129
130 g_debug("req : window start_time : %u, %u", time_window.start_time.tv_sec,
131 time_window.start_time.tv_nsec);
132
133 g_debug("req : window time width : %u, %u", time_window.time_width.tv_sec,
134 time_window.time_width.tv_nsec);
135
136 g_debug("req : window_end : %u, %u", window_end.tv_sec,
137 window_end.tv_nsec);
138
139 g_debug("x is : %i, x+width is : %i", x, x+width);
140
141 convert_pixels_to_time(drawing->width, x,
142 time_window.start_time,
143 window_end,
144 &start);
145
146 convert_pixels_to_time(drawing->width, x+width,
147 time_window.start_time,
148 window_end,
149 &time_end);
150
151 lttvwindow_events_request_remove_all(tab,
152 control_flow_data);
153
154 {
155 /* find the tracehooks */
156 LttvTracesetContext *tsc = lttvwindow_get_traceset_context(tab);
157
158 LttvTraceset *traceset = tsc->ts;
159
160 guint i, k, nb_trace;
161
162 LttvTraceState *ts;
163
164 LttvTracefileState *tfs;
165
166 GArray *hooks;
167
168 LttvTraceHook hook;
169
170 LttvAttributeValue val;
171
172 nb_trace = lttv_traceset_number(traceset);
173 // FIXME : eventually request for more traces
174 // for(i = 0 ; i < nb_trace ; i++) {
175 for(i = 0; i<MIN(TRACE_NUMBER+1, nb_trace);i++)
176 {
177 EventsRequest *events_request = g_new(EventsRequest, 1);
178 // Create the hooks
179 //LttvHooks *event = lttv_hooks_new();
180 LttvHooksById *event_by_id = lttv_hooks_by_id_new();
181 LttvHooks *before_chunk_traceset = lttv_hooks_new();
182 LttvHooks *after_chunk_traceset = lttv_hooks_new();
183 LttvHooks *before_request_hook = lttv_hooks_new();
184 LttvHooks *after_request_hook = lttv_hooks_new();
185
186 lttv_hooks_add(before_chunk_traceset,
187 before_chunk,
188 events_request,
189 LTTV_PRIO_DEFAULT);
190
191 lttv_hooks_add(after_chunk_traceset,
192 after_chunk,
193 events_request,
194 LTTV_PRIO_DEFAULT);
195
196 lttv_hooks_add(before_request_hook,
197 before_request,
198 events_request,
199 LTTV_PRIO_DEFAULT);
200
201 lttv_hooks_add(after_request_hook,
202 after_request,
203 events_request,
204 LTTV_PRIO_DEFAULT);
205
206
207 ts = (LttvTraceState *)tsc->traces[i];
208
209 /* Find the eventtype id for the following events and register the
210 associated by id hooks. */
211
212 hooks = g_array_new(FALSE, FALSE, sizeof(LttvTraceHook));
213 g_array_set_size(hooks, 16);
214
215 /* before hooks */
216
217 lttv_trace_find_hook(ts->parent.t, "core","syscall_entry","syscall_id",
218 NULL, NULL, before_execmode_hook, &g_array_index(hooks, LttvTraceHook, 0));
219
220 lttv_trace_find_hook(ts->parent.t, "core", "syscall_exit", NULL, NULL,
221 NULL, before_execmode_hook, &g_array_index(hooks, LttvTraceHook, 1));
222
223 lttv_trace_find_hook(ts->parent.t, "core", "trap_entry", "trap_id",
224 NULL, NULL, before_execmode_hook, &g_array_index(hooks, LttvTraceHook, 2));
225
226 lttv_trace_find_hook(ts->parent.t, "core", "trap_exit", NULL, NULL, NULL,
227 before_execmode_hook, &g_array_index(hooks, LttvTraceHook, 3));
228
229 lttv_trace_find_hook(ts->parent.t, "core", "irq_entry", "irq_id", NULL,
230 NULL, before_execmode_hook, &g_array_index(hooks, LttvTraceHook, 4));
231
232 lttv_trace_find_hook(ts->parent.t, "core", "irq_exit", NULL, NULL, NULL,
233 before_execmode_hook, &g_array_index(hooks, LttvTraceHook, 5));
234
235 lttv_trace_find_hook(ts->parent.t, "core", "schedchange", "in", "out",
236 "out_state", before_schedchange_hook,
237 &g_array_index(hooks, LttvTraceHook, 6));
238
239 lttv_trace_find_hook(ts->parent.t, "core", "process", "event_sub_id",
240 "event_data1", "event_data2", before_process_hook,
241 &g_array_index(hooks, LttvTraceHook, 7));
242
243 #if 0
244 lttv_trace_find_hook(ts->parent.t, "core", "process_fork", "child_pid",
245 NULL, NULL, process_fork, &g_array_index(hooks, LttvTraceHook, 7));
246
247 lttv_trace_find_hook(ts->parent.t, "core", "process_exit", NULL, NULL,
248 NULL, process_exit, &g_array_index(hooks, LttvTraceHook, 8));
249 #endif //0
250
251 /* after hooks */
252
253 lttv_trace_find_hook(ts->parent.t, "core","syscall_entry","syscall_id",
254 NULL, NULL, after_execmode_hook, &g_array_index(hooks, LttvTraceHook, 8));
255
256 lttv_trace_find_hook(ts->parent.t, "core", "syscall_exit", NULL, NULL,
257 NULL, after_execmode_hook, &g_array_index(hooks, LttvTraceHook, 9));
258
259 lttv_trace_find_hook(ts->parent.t, "core", "trap_entry", "trap_id",
260 NULL, NULL, after_execmode_hook, &g_array_index(hooks, LttvTraceHook, 10));
261
262 lttv_trace_find_hook(ts->parent.t, "core", "trap_exit", NULL, NULL, NULL,
263 after_execmode_hook, &g_array_index(hooks, LttvTraceHook, 11));
264
265 lttv_trace_find_hook(ts->parent.t, "core", "irq_entry", "irq_id", NULL,
266 NULL, after_execmode_hook, &g_array_index(hooks, LttvTraceHook, 12));
267
268 lttv_trace_find_hook(ts->parent.t, "core", "irq_exit", NULL, NULL, NULL,
269 after_execmode_hook, &g_array_index(hooks, LttvTraceHook, 13));
270
271 lttv_trace_find_hook(ts->parent.t, "core", "schedchange", "in", "out",
272 "out_state", after_schedchange_hook,
273 &g_array_index(hooks, LttvTraceHook, 14));
274
275 lttv_trace_find_hook(ts->parent.t, "core", "process", "event_sub_id",
276 "event_data1", "event_data2", after_process_hook,
277 &g_array_index(hooks, LttvTraceHook, 15));
278
279 #if 0
280 lttv_trace_find_hook(ts->parent.t, "core", "process_fork", "child_pid",
281 NULL, NULL, process_fork, &g_array_index(hooks, LttvTraceHook, 7));
282
283 lttv_trace_find_hook(ts->parent.t, "core", "process_exit", NULL, NULL,
284 NULL, process_exit, &g_array_index(hooks, LttvTraceHook, 8));
285 #endif //0
286
287
288
289 /* Add these hooks to each event_by_id hooks list */
290 /* add before */
291 for(k = 0 ; k < hooks->len/2 ; k++) {
292 hook = g_array_index(hooks, LttvTraceHook, k);
293 lttv_hooks_add(lttv_hooks_by_id_find(event_by_id,
294 hook.id), hook.h,
295 events_request,
296 LTTV_PRIO_STATE-5);
297 }
298
299 /* add after */
300 for(k = hooks->len/2 ; k < hooks->len ; k++) {
301 hook = g_array_index(hooks, LttvTraceHook, k);
302 lttv_hooks_add(lttv_hooks_by_id_find(event_by_id,
303 hook.id), hook.h,
304 events_request,
305 LTTV_PRIO_STATE+5);
306 }
307
308 events_request->hooks = hooks;
309
310 // Fill the events request
311 events_request->owner = control_flow_data;
312 events_request->viewer_data = control_flow_data;
313 events_request->servicing = FALSE;
314 events_request->start_time = start;
315 events_request->start_position = NULL;
316 events_request->stop_flag = FALSE;
317 events_request->end_time = time_end;
318 events_request->num_events = G_MAXUINT;
319 events_request->end_position = NULL;
320 events_request->trace = i; /* FIXME */
321 events_request->before_chunk_traceset = before_chunk_traceset;
322 events_request->before_chunk_trace = NULL;
323 events_request->before_chunk_tracefile = NULL;
324 events_request->event = NULL;
325 events_request->event_by_id = event_by_id;
326 events_request->after_chunk_tracefile = NULL;
327 events_request->after_chunk_trace = NULL;
328 events_request->after_chunk_traceset = after_chunk_traceset;
329 events_request->before_request = before_request_hook;
330 events_request->after_request = after_request_hook;
331
332 g_debug("req : start : %u, %u", start.tv_sec,
333 start.tv_nsec);
334
335 g_debug("req : end : %u, %u", time_end.tv_sec,
336 time_end.tv_nsec);
337
338 lttvwindow_events_request(tab, events_request);
339
340 }
341
342 }
343
344 #if 0
345 lttv_hooks_add(event,
346 before_schedchange_hook,
347 events_request,
348 LTTV_PRIO_STATE-5);
349 lttv_hooks_add(event,
350 after_schedchange_hook,
351 events_request,
352 LTTV_PRIO_STATE+5);
353 lttv_hooks_add(event,
354 before_execmode_hook,
355 events_request,
356 LTTV_PRIO_STATE-5);
357 lttv_hooks_add(event,
358 after_execmode_hook,
359 events_request,
360 LTTV_PRIO_STATE+5);
361 lttv_hooks_add(event,
362 before_process_hook,
363 events_request,
364 LTTV_PRIO_STATE-5);
365 lttv_hooks_add(event,
366 after_process_hook,
367 events_request,
368 LTTV_PRIO_STATE+5);
369 #endif //0
370
371 }
372
373
374 static void set_last_start(gpointer key, gpointer value, gpointer user_data)
375 {
376 ProcessInfo *process_info = (ProcessInfo*)key;
377 HashedProcessData *hashed_process_data = (HashedProcessData*)value;
378 guint x = (guint)user_data;
379
380 hashed_process_data->x.over = x;
381 hashed_process_data->x.over_used = FALSE;
382 hashed_process_data->x.over_marked = FALSE;
383 hashed_process_data->x.middle = x;
384 hashed_process_data->x.middle_used = FALSE;
385 hashed_process_data->x.middle_marked = FALSE;
386 hashed_process_data->x.under = x;
387 hashed_process_data->x.under_used = FALSE;
388 hashed_process_data->x.under_marked = FALSE;
389
390 return;
391 }
392
393 void drawing_data_request_begin(EventsRequest *events_request, LttvTracesetState *tss)
394 {
395 g_debug("Begin of data request");
396 ControlFlowData *cfd = events_request->viewer_data;
397 LttvTracesetContext *tsc = LTTV_TRACESET_CONTEXT(tss);
398 TimeWindow time_window =
399 lttvwindow_get_time_window(cfd->tab);
400 LttTime end_time = ltt_time_add(time_window.start_time,
401 time_window.time_width);
402 guint width = cfd->drawing->width;
403 guint x=0;
404
405 cfd->drawing->last_start = events_request->start_time;
406
407 convert_time_to_pixels(
408 time_window.start_time,
409 end_time,
410 events_request->start_time,
411 width,
412 &x);
413
414 g_hash_table_foreach(cfd->process_list->process_hash, set_last_start,
415 (gpointer)x);
416 }
417
418 void drawing_chunk_begin(EventsRequest *events_request, LttvTracesetState *tss)
419 {
420 g_debug("Begin of chunk");
421 ControlFlowData *cfd = events_request->viewer_data;
422 LttvTracesetContext *tsc = LTTV_TRACESET_CONTEXT(tss);
423 LttTime current_time = lttv_traceset_context_get_current_tfc(tsc)->timestamp;
424
425 //cfd->drawing->last_start = LTT_TIME_MIN(current_time,
426 // events_request->end_time);
427 }
428
429
430 void drawing_request_expose(EventsRequest *events_request,
431 LttvTracesetState *tss,
432 LttTime end_time)
433 {
434 gint x, x_end, width;
435
436 ControlFlowData *cfd = events_request->viewer_data;
437 LttvTracesetContext *tsc = LTTV_TRACESET_CONTEXT(tss);
438 Drawing_t *drawing = cfd->drawing;
439
440 TimeWindow time_window =
441 lttvwindow_get_time_window(cfd->tab);
442
443 g_debug("request expose");
444
445 LttTime window_end = ltt_time_add(time_window.time_width,
446 time_window.start_time);
447 #if 0
448 convert_time_to_pixels(
449 time_window.start_time,
450 window_end,
451 cfd->drawing->last_start,
452 drawing->width,
453 &x);
454
455 #endif //0
456 convert_time_to_pixels(
457 time_window.start_time,
458 window_end,
459 end_time,
460 drawing->width,
461 &x_end);
462 x = drawing->damage_begin;
463 // x_end = drawing->damage_end;
464 width = x_end - x;
465
466 drawing->damage_begin = x+width;
467 //drawing->damage_end = drawing->width;
468
469 /* ask for the buffer to be redrawn */
470
471 //gtk_widget_queue_draw_area ( drawing->drawing_area,
472 // 0, 0,
473 // drawing->width, drawing->height);
474
475 /* FIXME
476 * will need more precise pixel_to_time and time_to_pixel conversion
477 * functions to redraw only the needed area. */
478 gtk_widget_queue_draw_area ( drawing->drawing_area,
479 x, 0,
480 width, drawing->height);
481
482 }
483
484
485 /* Callbacks */
486
487
488 /* Create a new backing pixmap of the appropriate size */
489 /* As the scaling will always change, it's of no use to copy old
490 * pixmap.
491 *
492 * Only change the size if width changes. The height is specified and changed
493 * when process ID are added or removed from the process list.
494 */
495 static gboolean
496 configure_event( GtkWidget *widget, GdkEventConfigure *event,
497 gpointer user_data)
498 {
499 Drawing_t *drawing = (Drawing_t*)user_data;
500
501
502 /* First, get the new time interval of the main window */
503 /* we assume (see documentation) that the main window
504 * has updated the time interval before this configure gets
505 * executed.
506 */
507 //lttvwindow_get_time_window(drawing->control_flow_data->mw,
508 // &drawing->control_flow_data->time_window);
509
510 /* New pixmap, size of the configure event */
511 //GdkPixmap *pixmap = gdk_pixmap_new(widget->window,
512 // widget->allocation.width + SAFETY,
513 // widget->allocation.height + SAFETY,
514 // -1);
515
516 if(widget->allocation.width != drawing->width) {
517 g_debug("drawing configure event");
518 g_debug("New alloc draw size : %i by %i",widget->allocation.width,
519 widget->allocation.height);
520
521
522 if (drawing->pixmap)
523 gdk_pixmap_unref(drawing->pixmap);
524
525 drawing->width = widget->allocation.width;
526 //drawing->height = widget->allocation.height;
527
528 drawing->pixmap = gdk_pixmap_new(widget->window,
529 drawing->width + SAFETY,
530 drawing->height,
531 -1);
532 //ProcessList_get_height
533 // (GuiControlFlow_get_process_list(drawing->control_flow_data)),
534
535
536 // Clear the image
537 gdk_draw_rectangle (drawing->pixmap,
538 widget->style->black_gc,
539 TRUE,
540 0, 0,
541 drawing->width+SAFETY,
542 drawing->height);
543
544 //g_info("init data request");
545
546
547 /* Initial data request */
548 /* no, do initial data request in the expose event */
549 // Do not need to ask for data of 1 pixel : not synchronized with
550 // main window time at this moment.
551 //drawing_data_request(drawing, &drawing->pixmap, 0, 0,
552 // widget->allocation.width,
553 // widget->allocation.height);
554
555 //drawing->width = widget->allocation.width;
556 //drawing->height = widget->allocation.height;
557
558 drawing->damage_begin = 0;
559 drawing->damage_end = widget->allocation.width;
560
561 if(drawing->damage_begin < drawing->damage_end)
562 {
563 drawing_data_request(drawing,
564 &drawing->pixmap,
565 drawing->damage_begin,
566 0,
567 drawing->damage_end - drawing->damage_begin,
568 drawing->height);
569 }
570 }
571 return TRUE;
572 }
573
574
575 /* Redraw the screen from the backing pixmap */
576 static gboolean
577 expose_event( GtkWidget *widget, GdkEventExpose *event, gpointer user_data )
578 {
579 Drawing_t *drawing = (Drawing_t*)user_data;
580
581 ControlFlowData *control_flow_data =
582 (ControlFlowData*)g_object_get_data(
583 G_OBJECT(widget),
584 "control_flow_data");
585 if(drawing->gc == NULL) {
586 drawing->gc = gdk_gc_new(drawing->drawing_area->window);
587 gdk_gc_copy(drawing->gc, drawing->drawing_area->style->black_gc);
588 }
589
590 TimeWindow time_window =
591 lttvwindow_get_time_window(control_flow_data->tab);
592 LttTime current_time =
593 lttvwindow_get_current_time(control_flow_data->tab);
594
595 guint cursor_x=0;
596
597 LttTime window_end = ltt_time_add(time_window.time_width,
598 time_window.start_time);
599
600
601 /* update the screen from the pixmap buffer */
602 gdk_draw_pixmap(widget->window,
603 widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
604 drawing->pixmap,
605 event->area.x, event->area.y,
606 event->area.x, event->area.y,
607 event->area.width, event->area.height);
608
609
610 if(ltt_time_compare(time_window.start_time, current_time) <= 0 &&
611 ltt_time_compare(window_end, current_time) >= 0)
612 {
613 /* Draw the dotted lines */
614 convert_time_to_pixels(
615 time_window.start_time,
616 window_end,
617 current_time,
618 drawing->width,
619 &cursor_x);
620
621
622 if(drawing->dotted_gc == NULL) {
623
624 drawing->dotted_gc = gdk_gc_new(drawing->drawing_area->window);
625 gdk_gc_copy(drawing->dotted_gc, widget->style->white_gc);
626
627 gint8 dash_list[] = { 1, 2 };
628 gdk_gc_set_line_attributes(drawing->dotted_gc,
629 1,
630 GDK_LINE_ON_OFF_DASH,
631 GDK_CAP_BUTT,
632 GDK_JOIN_MITER);
633 gdk_gc_set_dashes(drawing->dotted_gc,
634 0,
635 dash_list,
636 2);
637 }
638
639 drawing_draw_line(NULL, widget->window,
640 cursor_x, 0,
641 cursor_x, drawing->height,
642 drawing->dotted_gc);
643 }
644 return FALSE;
645 }
646
647 static gboolean
648 after_expose_event( GtkWidget *widget, GdkEventExpose *event, gpointer user_data )
649 {
650 //g_assert(0);
651 g_debug("AFTER EXPOSE");
652
653 return FALSE;
654
655
656 }
657
658 #if 0
659 void
660 tree_row_activated(GtkTreeModel *treemodel,
661 GtkTreePath *arg1,
662 GtkTreeViewColumn *arg2,
663 gpointer user_data)
664 {
665 ControlFlowData *cfd = (ControlFlowData*)user_data;
666 Drawing_t *drawing = cfd->drawing;
667 GtkTreeView *treeview = cfd->process_list->process_list_widget;
668 gint *path_indices;
669 gint height;
670
671 path_indices = gtk_tree_path_get_indices (arg1);
672
673 height = get_cell_height(cfd->process_list,
674 GTK_TREE_VIEW(treeview));
675 drawing->horizontal_sel = height * path_indices[0];
676 g_critical("new hor sel : %i", drawing->horizontal_sel);
677 }
678 #endif //0
679
680 /* mouse click */
681 static gboolean
682 button_press_event( GtkWidget *widget, GdkEventButton *event, gpointer user_data )
683 {
684 ControlFlowData *control_flow_data =
685 (ControlFlowData*)g_object_get_data(
686 G_OBJECT(widget),
687 "control_flow_data");
688 Drawing_t *drawing = control_flow_data->drawing;
689 TimeWindow time_window =
690 lttvwindow_get_time_window(control_flow_data->tab);
691
692 g_debug("click");
693 if(event->button == 1)
694 {
695 LttTime time;
696
697 LttTime window_end = ltt_time_add(time_window.time_width,
698 time_window.start_time);
699
700
701 /* left mouse button click */
702 g_debug("x click is : %f", event->x);
703
704 convert_pixels_to_time(drawing->width, (guint)event->x,
705 time_window.start_time,
706 window_end,
707 &time);
708
709 lttvwindow_report_current_time(control_flow_data->tab, time);
710
711 }
712
713 return FALSE;
714 }
715
716 static gboolean
717 scrollbar_size_allocate(GtkWidget *widget,
718 GtkAllocation *allocation,
719 gpointer user_data)
720 {
721 Drawing_t *drawing = (Drawing_t*)user_data;
722
723 gtk_widget_set_size_request(drawing->padding, allocation->width, -1);
724 //gtk_widget_queue_resize(drawing->padding);
725 //gtk_widget_queue_resize(drawing->ruler);
726 gtk_container_check_resize(GTK_CONTAINER(drawing->ruler_hbox));
727 return 0;
728 }
729
730
731
732 Drawing_t *drawing_construct(ControlFlowData *control_flow_data)
733 {
734 Drawing_t *drawing = g_new(Drawing_t, 1);
735
736 drawing->control_flow_data = control_flow_data;
737
738 drawing->vbox = gtk_vbox_new(FALSE, 1);
739
740
741 drawing->ruler_hbox = gtk_hbox_new(FALSE, 1);
742 drawing->ruler = gtk_drawing_area_new ();
743 //gtk_widget_set_size_request(drawing->ruler, -1, 27);
744
745 drawing->padding = gtk_drawing_area_new ();
746 //gtk_widget_set_size_request(drawing->padding, -1, 27);
747 gtk_box_pack_start(GTK_BOX(drawing->ruler_hbox), drawing->ruler,
748 TRUE, TRUE, 0);
749 gtk_box_pack_end(GTK_BOX(drawing->ruler_hbox), drawing->padding,
750 FALSE, FALSE, 0);
751
752
753
754 drawing->drawing_area = gtk_drawing_area_new ();
755
756 drawing->gc = NULL;
757
758 drawing->hbox = gtk_hbox_new(FALSE, 1);
759 drawing->viewport = gtk_viewport_new(NULL, control_flow_data->v_adjust);
760 drawing->scrollbar = gtk_vscrollbar_new(control_flow_data->v_adjust);
761 gtk_box_pack_start(GTK_BOX(drawing->hbox), drawing->viewport,
762 TRUE, TRUE, 0);
763 gtk_box_pack_end(GTK_BOX(drawing->hbox), drawing->scrollbar,
764 FALSE, FALSE, 0);
765
766 //drawing->scrolled_window =
767 // gtk_scrolled_window_new (NULL,
768 // control_flow_data->v_adjust);
769
770 //gtk_scrolled_window_set_policy(
771 // GTK_SCROLLED_WINDOW(drawing->scrolled_window),
772 // GTK_POLICY_NEVER,
773 // GTK_POLICY_AUTOMATIC);
774
775 gtk_container_add(GTK_CONTAINER(drawing->viewport),
776 drawing->drawing_area);
777 //gtk_scrolled_window_add_with_viewport(
778 // GTK_SCROLLED_WINDOW(drawing->scrolled_window),
779 // drawing->drawing_area);
780
781 gtk_box_pack_start(GTK_BOX(drawing->vbox), drawing->ruler_hbox,
782 FALSE, FALSE, 0);
783 gtk_box_pack_end(GTK_BOX(drawing->vbox), drawing->hbox,
784 TRUE, TRUE, 0);
785
786 drawing->pango_layout =
787 gtk_widget_create_pango_layout(drawing->drawing_area, NULL);
788
789 drawing->dotted_gc = NULL;
790
791 drawing->height = 1;
792 drawing->width = 1;
793 drawing->depth = 0;
794
795 drawing->damage_begin = 0;
796 drawing->damage_end = 0;
797 drawing->horizontal_sel = -1;
798
799 //gtk_widget_set_size_request(drawing->drawing_area->window, 50, 50);
800 g_object_set_data_full(
801 G_OBJECT(drawing->drawing_area),
802 "Link_drawing_Data",
803 drawing,
804 (GDestroyNotify)drawing_destroy);
805
806 g_object_set_data(
807 G_OBJECT(drawing->ruler),
808 "drawing",
809 drawing);
810
811
812 //gtk_widget_modify_bg( drawing->drawing_area,
813 // GTK_STATE_NORMAL,
814 // &CF_Colors[BLACK]);
815
816 //gdk_window_get_geometry(drawing->drawing_area->window,
817 // NULL, NULL,
818 // &(drawing->width),
819 // &(drawing->height),
820 // -1);
821
822 //drawing->pixmap = gdk_pixmap_new(
823 // drawing->drawing_area->window,
824 // drawing->width,
825 // drawing->height,
826 // drawing->depth);
827
828 drawing->pixmap = NULL;
829
830 // drawing->pixmap = gdk_pixmap_new(drawing->drawing_area->window,
831 // drawing->drawing_area->allocation.width,
832 // drawing->drawing_area->allocation.height,
833 // -1);
834
835 g_signal_connect (G_OBJECT(drawing->drawing_area),
836 "configure_event",
837 G_CALLBACK (configure_event),
838 (gpointer)drawing);
839
840 g_signal_connect (G_OBJECT(drawing->ruler),
841 "expose_event",
842 G_CALLBACK(expose_ruler),
843 (gpointer)drawing);
844
845 gtk_widget_add_events(drawing->ruler, GDK_POINTER_MOTION_MASK);
846
847 g_signal_connect (G_OBJECT(drawing->ruler),
848 "motion-notify-event",
849 G_CALLBACK(motion_notify_ruler),
850 (gpointer)drawing);
851
852
853 g_signal_connect (G_OBJECT(drawing->scrollbar),
854 "size-allocate",
855 G_CALLBACK(scrollbar_size_allocate),
856 (gpointer)drawing);
857
858
859
860 g_signal_connect (G_OBJECT(drawing->drawing_area),
861 "expose_event",
862 G_CALLBACK (expose_event),
863 (gpointer)drawing);
864
865 g_signal_connect_after (G_OBJECT(drawing->drawing_area),
866 "expose_event",
867 G_CALLBACK (after_expose_event),
868 (gpointer)drawing);
869
870 g_signal_connect (G_OBJECT(drawing->drawing_area),
871 "button-press-event",
872 G_CALLBACK (button_press_event),
873 (gpointer)drawing);
874
875 gtk_widget_show(drawing->ruler);
876 gtk_widget_show(drawing->padding);
877 gtk_widget_show(drawing->ruler_hbox);
878
879 gtk_widget_show(drawing->drawing_area);
880 //gtk_widget_show(drawing->scrolled_window);
881 gtk_widget_show(drawing->viewport);
882 gtk_widget_show(drawing->scrollbar);
883 gtk_widget_show(drawing->hbox);
884
885 /* Allocate the colors */
886 GdkColormap* colormap = gdk_colormap_get_system();
887 gboolean success[NUM_COLORS];
888 gdk_colormap_alloc_colors(colormap, drawing_colors, NUM_COLORS, FALSE,
889 TRUE, success);
890
891 return drawing;
892 }
893
894 void drawing_destroy(Drawing_t *drawing)
895 {
896 g_info("drawing_destroy %p", drawing);
897
898 /* Free the colors */
899 GdkColormap* colormap = gdk_colormap_get_system();
900
901 gdk_colormap_free_colors(colormap, drawing_colors, NUM_COLORS);
902
903
904
905 // Do not unref here, Drawing_t destroyed by it's widget.
906 //g_object_unref( G_OBJECT(drawing->drawing_area));
907 if(drawing->gc != NULL)
908 gdk_gc_unref(drawing->gc);
909
910 g_free(drawing->pango_layout);
911 if(!drawing->dotted_gc) gdk_gc_unref(drawing->dotted_gc);
912 g_free(drawing);
913 g_info("drawing_destroy end");
914 }
915
916 GtkWidget *drawing_get_drawing_area(Drawing_t *drawing)
917 {
918 return drawing->drawing_area;
919 }
920
921 GtkWidget *drawing_get_widget(Drawing_t *drawing)
922 {
923 return drawing->vbox;
924 }
925
926 /* convert_pixels_to_time
927 *
928 * Convert from window pixel and time interval to an absolute time.
929 */
930 __inline void convert_pixels_to_time(
931 gint width,
932 guint x,
933 LttTime window_time_begin,
934 LttTime window_time_end,
935 LttTime *time)
936 {
937 LttTime window_time_interval;
938 double time_d;
939
940 window_time_interval = ltt_time_sub(window_time_end,
941 window_time_begin);
942 time_d = ltt_time_to_double(window_time_interval);
943 time_d = time_d / (double)width * (double)x;
944 *time = ltt_time_from_double(time_d);
945 *time = ltt_time_add(window_time_begin, *time);
946 }
947
948
949 __inline void convert_time_to_pixels(
950 LttTime window_time_begin,
951 LttTime window_time_end,
952 LttTime time,
953 int width,
954 guint *x)
955 {
956 LttTime window_time_interval;
957 double time_d, interval_d;
958 #ifdef EXTRA_CHECK
959 g_assert(ltt_time_compare(window_time_begin, time) <= 0 &&
960 ltt_time_compare(window_time_end, time) >= 0);
961 #endif //EXTRA_CHECK
962 window_time_interval = ltt_time_sub(window_time_end,window_time_begin);
963
964 time = ltt_time_sub(time, window_time_begin);
965
966 time_d = ltt_time_to_double(time);
967 interval_d = ltt_time_to_double(window_time_interval);
968
969 if(interval_d == 0.0) {
970 g_assert(time_d == 0.0);
971 *x = 0;
972 } else {
973 *x = (guint)(time_d / interval_d * (double)width);
974 }
975
976 }
977
978 void drawing_draw_line( Drawing_t *drawing,
979 GdkPixmap *pixmap,
980 guint x1, guint y1,
981 guint x2, guint y2,
982 GdkGC *GC)
983 {
984 gdk_draw_line (pixmap,
985 GC,
986 x1, y1, x2, y2);
987 }
988
989 void drawing_clear(Drawing_t *drawing)
990 {
991 if (drawing->pixmap)
992 gdk_pixmap_unref(drawing->pixmap);
993
994 drawing->height = 1;
995 /* Allocate a new pixmap with new height */
996 drawing->pixmap = gdk_pixmap_new(drawing->drawing_area->window,
997 drawing->width + SAFETY,
998 drawing->height,
999 -1);
1000
1001 gtk_widget_set_size_request(drawing->drawing_area,
1002 -1,
1003 drawing->height);
1004 gtk_widget_queue_resize_no_redraw(drawing->drawing_area);
1005
1006 /* ask for the buffer to be redrawn */
1007 gtk_widget_queue_draw_area ( drawing->drawing_area,
1008 0, 0,
1009 drawing->width, drawing->height);
1010 }
1011
1012
1013 /* Insert a square corresponding to a new process in the list */
1014 /* Applies to whole drawing->width */
1015 void drawing_insert_square(Drawing_t *drawing,
1016 guint y,
1017 guint height)
1018 {
1019 //GdkRectangle update_rect;
1020
1021 /* Allocate a new pixmap with new height */
1022 GdkPixmap *pixmap = gdk_pixmap_new(drawing->drawing_area->window,
1023 drawing->width + SAFETY,
1024 drawing->height + height,
1025 -1);
1026
1027 /* Copy the high region */
1028 gdk_draw_drawable (pixmap,
1029 drawing->drawing_area->style->black_gc,
1030 drawing->pixmap,
1031 0, 0,
1032 0, 0,
1033 drawing->width + SAFETY, y);
1034
1035
1036
1037
1038 /* add an empty square */
1039 gdk_draw_rectangle (pixmap,
1040 drawing->drawing_area->style->black_gc,
1041 TRUE,
1042 0, y,
1043 drawing->width + SAFETY, // do not overlap
1044 height);
1045
1046
1047
1048 /* copy the bottom of the region */
1049 gdk_draw_drawable (pixmap,
1050 drawing->drawing_area->style->black_gc,
1051 drawing->pixmap,
1052 0, y,
1053 0, y + height,
1054 drawing->width+SAFETY, drawing->height - y);
1055
1056
1057 if (drawing->pixmap)
1058 gdk_pixmap_unref(drawing->pixmap);
1059
1060 drawing->pixmap = pixmap;
1061
1062 if(drawing->height==1) drawing->height = height;
1063 else drawing->height += height;
1064
1065 gtk_widget_set_size_request(drawing->drawing_area,
1066 -1,
1067 drawing->height);
1068 gtk_widget_queue_resize_no_redraw(drawing->drawing_area);
1069
1070 /* ask for the buffer to be redrawn */
1071 gtk_widget_queue_draw_area ( drawing->drawing_area,
1072 0, y,
1073 drawing->width, drawing->height-y);
1074 }
1075
1076
1077 /* Remove a square corresponding to a removed process in the list */
1078 void drawing_remove_square(Drawing_t *drawing,
1079 guint y,
1080 guint height)
1081 {
1082 GdkPixmap *pixmap;
1083
1084 if(drawing->height == height) {
1085 pixmap = gdk_pixmap_new(
1086 drawing->drawing_area->window,
1087 drawing->width + SAFETY,
1088 1,
1089 -1);
1090 drawing->height=1;
1091 } else {
1092 /* Allocate a new pixmap with new height */
1093 pixmap = gdk_pixmap_new(
1094 drawing->drawing_area->window,
1095 drawing->width + SAFETY,
1096 drawing->height - height,
1097 -1);
1098
1099 /* Copy the high region */
1100 gdk_draw_drawable (pixmap,
1101 drawing->drawing_area->style->black_gc,
1102 drawing->pixmap,
1103 0, 0,
1104 0, 0,
1105 drawing->width + SAFETY, y);
1106
1107 /* Copy up the bottom of the region */
1108 gdk_draw_drawable (pixmap,
1109 drawing->drawing_area->style->black_gc,
1110 drawing->pixmap,
1111 0, y + height,
1112 0, y,
1113 drawing->width, drawing->height - y - height);
1114
1115 drawing->height-=height;
1116 }
1117
1118 if (drawing->pixmap)
1119 gdk_pixmap_unref(drawing->pixmap);
1120
1121 drawing->pixmap = pixmap;
1122
1123 gtk_widget_set_size_request(drawing->drawing_area,
1124 -1,
1125 drawing->height);
1126 gtk_widget_queue_resize_no_redraw(drawing->drawing_area);
1127 /* ask for the buffer to be redrawn */
1128 gtk_widget_queue_draw_area ( drawing->drawing_area,
1129 0, y,
1130 drawing->width, MAX(drawing->height-y, 1));
1131 }
1132
1133 void drawing_update_ruler(Drawing_t *drawing, TimeWindow *time_window)
1134 {
1135 GtkRequisition req;
1136 GdkRectangle rect;
1137
1138 req.width = drawing->ruler->allocation.width;
1139 req.height = drawing->ruler->allocation.height;
1140
1141
1142 rect.x = 0;
1143 rect.y = 0;
1144 rect.width = req.width;
1145 rect.height = req.height;
1146
1147 gtk_widget_queue_draw(drawing->ruler);
1148 //gtk_widget_draw( drawing->ruler, &rect);
1149 }
1150
1151 /* Redraw the ruler */
1152 static gboolean
1153 expose_ruler( GtkWidget *widget, GdkEventExpose *event, gpointer user_data )
1154 {
1155 Drawing_t *drawing = (Drawing_t*)user_data;
1156 TimeWindow time_window = lttvwindow_get_time_window(drawing->control_flow_data->tab);
1157 gchar text[255];
1158
1159 PangoContext *context;
1160 PangoLayout *layout;
1161 PangoAttribute *attribute;
1162 PangoFontDescription *FontDesc;
1163 gint Font_Size;
1164 PangoRectangle ink_rect;
1165 guint global_width=0;
1166 GdkColor foreground = { 0, 0, 0, 0 };
1167 GdkColor background = { 0, 0xffff, 0xffff, 0xffff };
1168
1169 LttTime window_end =
1170 ltt_time_add(time_window.time_width,
1171 time_window.start_time);
1172 LttTime half_width =
1173 ltt_time_div(time_window.time_width,2.0);
1174 LttTime window_middle =
1175 ltt_time_add(half_width,
1176 time_window.start_time);
1177 g_debug("ruler expose event");
1178
1179 gdk_draw_rectangle (drawing->ruler->window,
1180 drawing->ruler->style->white_gc,
1181 TRUE,
1182 event->area.x, event->area.y,
1183 event->area.width,
1184 event->area.height);
1185
1186 GdkGC *gc = gdk_gc_new(drawing->ruler->window);
1187 gdk_gc_copy(gc, drawing->ruler->style->black_gc);
1188 gdk_gc_set_line_attributes(gc,
1189 2,
1190 GDK_LINE_SOLID,
1191 GDK_CAP_BUTT,
1192 GDK_JOIN_MITER);
1193 gdk_draw_line (drawing->ruler->window,
1194 gc,
1195 event->area.x, 1,
1196 event->area.x + event->area.width, 1);
1197
1198
1199 snprintf(text, 255, "%lus\n%luns",
1200 time_window.start_time.tv_sec,
1201 time_window.start_time.tv_nsec);
1202
1203 layout = gtk_widget_create_pango_layout(drawing->drawing_area, NULL);
1204
1205 context = pango_layout_get_context(layout);
1206 FontDesc = pango_context_get_font_description(context);
1207
1208 pango_font_description_set_size(FontDesc, 6*PANGO_SCALE);
1209 pango_layout_context_changed(layout);
1210
1211 pango_layout_set_text(layout, text, -1);
1212 pango_layout_get_pixel_extents(layout, &ink_rect, NULL);
1213 global_width += ink_rect.width;
1214
1215 gdk_draw_layout_with_colors(drawing->ruler->window,
1216 gc,
1217 0,
1218 6,
1219 layout, &foreground, &background);
1220
1221 gdk_gc_set_line_attributes(gc,
1222 2,
1223 GDK_LINE_SOLID,
1224 GDK_CAP_ROUND,
1225 GDK_JOIN_ROUND);
1226
1227 gdk_draw_line (drawing->ruler->window,
1228 gc,
1229 1, 1,
1230 1, 7);
1231
1232
1233 snprintf(text, 255, "%lus\n%luns", window_end.tv_sec,
1234 window_end.tv_nsec);
1235
1236 pango_layout_set_text(layout, text, -1);
1237 pango_layout_get_pixel_extents(layout, &ink_rect, NULL);
1238 global_width += ink_rect.width;
1239
1240 if(global_width <= drawing->ruler->allocation.width)
1241 {
1242 gdk_draw_layout_with_colors(drawing->ruler->window,
1243 gc,
1244 drawing->ruler->allocation.width - ink_rect.width,
1245 6,
1246 layout, &foreground, &background);
1247
1248 gdk_gc_set_line_attributes(gc,
1249 2,
1250 GDK_LINE_SOLID,
1251 GDK_CAP_ROUND,
1252 GDK_JOIN_ROUND);
1253
1254 gdk_draw_line (drawing->ruler->window,
1255 gc,
1256 drawing->ruler->allocation.width-1, 1,
1257 drawing->ruler->allocation.width-1, 7);
1258 }
1259
1260
1261 snprintf(text, 255, "%lus\n%luns", window_middle.tv_sec,
1262 window_middle.tv_nsec);
1263
1264 pango_layout_set_text(layout, text, -1);
1265 pango_layout_get_pixel_extents(layout, &ink_rect, NULL);
1266 global_width += ink_rect.width;
1267
1268 if(global_width <= drawing->ruler->allocation.width)
1269 {
1270 gdk_draw_layout_with_colors(drawing->ruler->window,
1271 gc,
1272 (drawing->ruler->allocation.width - ink_rect.width)/2,
1273 6,
1274 layout, &foreground, &background);
1275
1276 gdk_gc_set_line_attributes(gc,
1277 2,
1278 GDK_LINE_SOLID,
1279 GDK_CAP_ROUND,
1280 GDK_JOIN_ROUND);
1281
1282 gdk_draw_line (drawing->ruler->window,
1283 gc,
1284 drawing->ruler->allocation.width/2, 1,
1285 drawing->ruler->allocation.width/2, 7);
1286
1287
1288
1289
1290 }
1291
1292 gdk_gc_unref(gc);
1293 g_object_unref(layout);
1294
1295 return FALSE;
1296 }
1297
1298
1299 /* notify mouse on ruler */
1300 static gboolean
1301 motion_notify_ruler(GtkWidget *widget, GdkEventMotion *event, gpointer user_data)
1302 {
1303 //g_debug("motion");
1304 //eventually follow mouse and show time here
1305 }
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