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color allocation fixed
[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
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 /*
58 RUN+USER MODE green
59 RUN+SYSCALL
60 RUN+TRAP
61 RUN+IRQ
62 WAIT+foncé
63 WAIT CPU + WAIT FORK vert foncé ou jaune
64 IRQ rouge
65 TRAP: orange
66 SYSCALL: bleu pâle
67
68 ZOMBIE + WAIT EXIT
69 */
70
71
72 /*****************************************************************************
73 * drawing functions *
74 *****************************************************************************/
75
76 static gboolean
77 expose_ruler( GtkWidget *widget, GdkEventExpose *event, gpointer user_data );
78
79 static gboolean
80 motion_notify_ruler(GtkWidget *widget, GdkEventMotion *event, gpointer user_data);
81
82
83 /* Function responsible for updating the exposed area.
84 * It must do an events request to the lttvwindow API to ask for this update.
85 * Note : this function cannot clear the background, because it may
86 * erase drawing already present (SAFETY).
87 */
88 void drawing_data_request(Drawing_t *drawing,
89 GdkPixmap **pixmap,
90 gint x, gint y,
91 gint width,
92 gint height)
93 {
94 if(width < 0) return ;
95 if(height < 0) return ;
96
97 if(drawing->gc == NULL) {
98 drawing->gc = gdk_gc_new(drawing->drawing_area->window);
99 gdk_gc_copy(drawing->gc, drawing->drawing_area->style->black_gc);
100 }
101
102
103 Tab *tab = drawing->control_flow_data->tab;
104 TimeWindow time_window =
105 lttvwindow_get_time_window(tab);
106
107 ControlFlowData *control_flow_data = drawing->control_flow_data;
108 // (ControlFlowData*)g_object_get_data(
109 // G_OBJECT(drawing->drawing_area), "control_flow_data");
110
111 LttTime start, time_end;
112 LttTime window_end = ltt_time_add(time_window.time_width,
113 time_window.start_time);
114
115 g_debug("req : window start_time : %u, %u", time_window.start_time.tv_sec,
116 time_window.start_time.tv_nsec);
117
118 g_debug("req : window time width : %u, %u", time_window.time_width.tv_sec,
119 time_window.time_width.tv_nsec);
120
121 g_debug("req : window_end : %u, %u", window_end.tv_sec,
122 window_end.tv_nsec);
123
124 g_debug("x is : %i, x+width is : %i", x, x+width);
125
126 convert_pixels_to_time(drawing->width, x,
127 time_window.start_time,
128 window_end,
129 &start);
130
131 convert_pixels_to_time(drawing->width, x+width,
132 time_window.start_time,
133 window_end,
134 &time_end);
135
136 lttvwindow_events_request_remove_all(tab,
137 control_flow_data);
138
139 {
140 /* find the tracehooks */
141 LttvTracesetContext *tsc = lttvwindow_get_traceset_context(tab);
142
143 LttvTraceset *traceset = tsc->ts;
144
145 guint i, k, nb_trace;
146
147 LttvTraceState *ts;
148
149 LttvTracefileState *tfs;
150
151 GArray *hooks;
152
153 LttvTraceHook hook;
154
155 LttvAttributeValue val;
156
157 nb_trace = lttv_traceset_number(traceset);
158 // FIXME : eventually request for more traces
159 // for(i = 0 ; i < nb_trace ; i++) {
160 g_assert(TRACE_NUMBER < nb_trace);
161 i = TRACE_NUMBER;
162 {
163 EventsRequest *events_request = g_new(EventsRequest, 1);
164 // Create the hooks
165 //LttvHooks *event = lttv_hooks_new();
166 LttvHooksById *event_by_id = lttv_hooks_by_id_new();
167 LttvHooks *before_chunk_traceset = lttv_hooks_new();
168 LttvHooks *after_chunk_traceset = lttv_hooks_new();
169 LttvHooks *before_request_hook = lttv_hooks_new();
170 LttvHooks *after_request_hook = lttv_hooks_new();
171
172 lttv_hooks_add(before_chunk_traceset,
173 before_chunk,
174 events_request,
175 LTTV_PRIO_DEFAULT);
176
177 lttv_hooks_add(after_chunk_traceset,
178 after_chunk,
179 events_request,
180 LTTV_PRIO_DEFAULT);
181
182 lttv_hooks_add(before_request_hook,
183 before_request,
184 events_request,
185 LTTV_PRIO_DEFAULT);
186
187 lttv_hooks_add(after_request_hook,
188 after_request,
189 events_request,
190 LTTV_PRIO_DEFAULT);
191
192
193 ts = (LttvTraceState *)tsc->traces[i];
194
195 /* Find the eventtype id for the following events and register the
196 associated by id hooks. */
197
198 hooks = g_array_new(FALSE, FALSE, sizeof(LttvTraceHook));
199 g_array_set_size(hooks, 16);
200
201 /* before hooks */
202
203 lttv_trace_find_hook(ts->parent.t, "core","syscall_entry","syscall_id",
204 NULL, NULL, before_execmode_hook, &g_array_index(hooks, LttvTraceHook, 0));
205
206 lttv_trace_find_hook(ts->parent.t, "core", "syscall_exit", NULL, NULL,
207 NULL, before_execmode_hook, &g_array_index(hooks, LttvTraceHook, 1));
208
209 lttv_trace_find_hook(ts->parent.t, "core", "trap_entry", "trap_id",
210 NULL, NULL, before_execmode_hook, &g_array_index(hooks, LttvTraceHook, 2));
211
212 lttv_trace_find_hook(ts->parent.t, "core", "trap_exit", NULL, NULL, NULL,
213 before_execmode_hook, &g_array_index(hooks, LttvTraceHook, 3));
214
215 lttv_trace_find_hook(ts->parent.t, "core", "irq_entry", "irq_id", NULL,
216 NULL, before_execmode_hook, &g_array_index(hooks, LttvTraceHook, 4));
217
218 lttv_trace_find_hook(ts->parent.t, "core", "irq_exit", NULL, NULL, NULL,
219 before_execmode_hook, &g_array_index(hooks, LttvTraceHook, 5));
220
221 lttv_trace_find_hook(ts->parent.t, "core", "schedchange", "in", "out",
222 "out_state", before_schedchange_hook,
223 &g_array_index(hooks, LttvTraceHook, 6));
224
225 lttv_trace_find_hook(ts->parent.t, "core", "process", "event_sub_id",
226 "event_data1", "event_data2", before_process_hook,
227 &g_array_index(hooks, LttvTraceHook, 7));
228
229 #if 0
230 lttv_trace_find_hook(ts->parent.t, "core", "process_fork", "child_pid",
231 NULL, NULL, process_fork, &g_array_index(hooks, LttvTraceHook, 7));
232
233 lttv_trace_find_hook(ts->parent.t, "core", "process_exit", NULL, NULL,
234 NULL, process_exit, &g_array_index(hooks, LttvTraceHook, 8));
235 #endif //0
236
237 /* after hooks */
238
239 lttv_trace_find_hook(ts->parent.t, "core","syscall_entry","syscall_id",
240 NULL, NULL, after_execmode_hook, &g_array_index(hooks, LttvTraceHook, 8));
241
242 lttv_trace_find_hook(ts->parent.t, "core", "syscall_exit", NULL, NULL,
243 NULL, after_execmode_hook, &g_array_index(hooks, LttvTraceHook, 9));
244
245 lttv_trace_find_hook(ts->parent.t, "core", "trap_entry", "trap_id",
246 NULL, NULL, after_execmode_hook, &g_array_index(hooks, LttvTraceHook, 10));
247
248 lttv_trace_find_hook(ts->parent.t, "core", "trap_exit", NULL, NULL, NULL,
249 after_execmode_hook, &g_array_index(hooks, LttvTraceHook, 11));
250
251 lttv_trace_find_hook(ts->parent.t, "core", "irq_entry", "irq_id", NULL,
252 NULL, after_execmode_hook, &g_array_index(hooks, LttvTraceHook, 12));
253
254 lttv_trace_find_hook(ts->parent.t, "core", "irq_exit", NULL, NULL, NULL,
255 after_execmode_hook, &g_array_index(hooks, LttvTraceHook, 13));
256
257 lttv_trace_find_hook(ts->parent.t, "core", "schedchange", "in", "out",
258 "out_state", after_schedchange_hook,
259 &g_array_index(hooks, LttvTraceHook, 14));
260
261 lttv_trace_find_hook(ts->parent.t, "core", "process", "event_sub_id",
262 "event_data1", "event_data2", after_process_hook,
263 &g_array_index(hooks, LttvTraceHook, 15));
264
265 #if 0
266 lttv_trace_find_hook(ts->parent.t, "core", "process_fork", "child_pid",
267 NULL, NULL, process_fork, &g_array_index(hooks, LttvTraceHook, 7));
268
269 lttv_trace_find_hook(ts->parent.t, "core", "process_exit", NULL, NULL,
270 NULL, process_exit, &g_array_index(hooks, LttvTraceHook, 8));
271 #endif //0
272
273
274
275 /* Add these hooks to each event_by_id hooks list */
276 /* add before */
277 for(k = 0 ; k < hooks->len/2 ; k++) {
278 hook = g_array_index(hooks, LttvTraceHook, k);
279 lttv_hooks_add(lttv_hooks_by_id_find(event_by_id,
280 hook.id), hook.h,
281 events_request,
282 LTTV_PRIO_STATE-5);
283 }
284
285 /* add after */
286 for(k = hooks->len/2 ; k < hooks->len ; k++) {
287 hook = g_array_index(hooks, LttvTraceHook, k);
288 lttv_hooks_add(lttv_hooks_by_id_find(event_by_id,
289 hook.id), hook.h,
290 events_request,
291 LTTV_PRIO_STATE+5);
292 }
293
294 events_request->hooks = hooks;
295
296 // Fill the events request
297 events_request->owner = control_flow_data;
298 events_request->viewer_data = control_flow_data;
299 events_request->servicing = FALSE;
300 events_request->start_time = start;
301 events_request->start_position = NULL;
302 events_request->stop_flag = FALSE;
303 events_request->end_time = time_end;
304 events_request->num_events = G_MAXUINT;
305 events_request->end_position = NULL;
306 events_request->trace = i; /* FIXME */
307 events_request->before_chunk_traceset = before_chunk_traceset;
308 events_request->before_chunk_trace = NULL;
309 events_request->before_chunk_tracefile = NULL;
310 events_request->event = NULL;
311 events_request->event_by_id = event_by_id;
312 events_request->after_chunk_tracefile = NULL;
313 events_request->after_chunk_trace = NULL;
314 events_request->after_chunk_traceset = after_chunk_traceset;
315 events_request->before_request = before_request_hook;
316 events_request->after_request = after_request_hook;
317
318 g_debug("req : start : %u, %u", start.tv_sec,
319 start.tv_nsec);
320
321 g_debug("req : end : %u, %u", time_end.tv_sec,
322 time_end.tv_nsec);
323
324 lttvwindow_events_request(tab, events_request);
325
326 }
327
328 }
329
330 #if 0
331 lttv_hooks_add(event,
332 before_schedchange_hook,
333 events_request,
334 LTTV_PRIO_STATE-5);
335 lttv_hooks_add(event,
336 after_schedchange_hook,
337 events_request,
338 LTTV_PRIO_STATE+5);
339 lttv_hooks_add(event,
340 before_execmode_hook,
341 events_request,
342 LTTV_PRIO_STATE-5);
343 lttv_hooks_add(event,
344 after_execmode_hook,
345 events_request,
346 LTTV_PRIO_STATE+5);
347 lttv_hooks_add(event,
348 before_process_hook,
349 events_request,
350 LTTV_PRIO_STATE-5);
351 lttv_hooks_add(event,
352 after_process_hook,
353 events_request,
354 LTTV_PRIO_STATE+5);
355 #endif //0
356
357 }
358
359
360 static void set_last_start(gpointer key, gpointer value, gpointer user_data)
361 {
362 ProcessInfo *process_info = (ProcessInfo*)key;
363 HashedProcessData *hashed_process_data = (HashedProcessData*)value;
364 guint x = (guint)user_data;
365
366 hashed_process_data->x.over = x;
367 hashed_process_data->x.middle = x;
368 hashed_process_data->x.under = x;
369
370 return;
371 }
372
373 void drawing_data_request_begin(EventsRequest *events_request, LttvTracesetState *tss)
374 {
375 g_debug("Begin of data request");
376 ControlFlowData *cfd = events_request->viewer_data;
377 LttvTracesetContext *tsc = LTTV_TRACESET_CONTEXT(tss);
378 TimeWindow time_window =
379 lttvwindow_get_time_window(cfd->tab);
380 LttTime end_time = ltt_time_add(time_window.start_time,
381 time_window.time_width);
382 guint width = cfd->drawing->width;
383 guint x=0;
384
385 cfd->drawing->last_start = events_request->start_time;
386
387 convert_time_to_pixels(
388 time_window.start_time,
389 end_time,
390 events_request->start_time,
391 width,
392 &x);
393
394 g_hash_table_foreach(cfd->process_list->process_hash, set_last_start,
395 (gpointer)x);
396 }
397
398 void drawing_chunk_begin(EventsRequest *events_request, LttvTracesetState *tss)
399 {
400 g_debug("Begin of chunk");
401 ControlFlowData *cfd = events_request->viewer_data;
402 LttvTracesetContext *tsc = LTTV_TRACESET_CONTEXT(tss);
403 LttTime current_time = lttv_traceset_context_get_current_tfc(tsc)->timestamp;
404
405 //cfd->drawing->last_start = LTT_TIME_MIN(current_time,
406 // events_request->end_time);
407 }
408
409
410 void drawing_request_expose(EventsRequest *events_request,
411 LttvTracesetState *tss,
412 LttTime end_time)
413 {
414 gint x, x_end, width;
415
416 ControlFlowData *cfd = events_request->viewer_data;
417 LttvTracesetContext *tsc = LTTV_TRACESET_CONTEXT(tss);
418 Drawing_t *drawing = cfd->drawing;
419
420 TimeWindow time_window =
421 lttvwindow_get_time_window(cfd->tab);
422
423 g_debug("request expose");
424
425 LttTime window_end = ltt_time_add(time_window.time_width,
426 time_window.start_time);
427 #if 0
428 convert_time_to_pixels(
429 time_window.start_time,
430 window_end,
431 cfd->drawing->last_start,
432 drawing->width,
433 &x);
434
435 #endif //0
436 convert_time_to_pixels(
437 time_window.start_time,
438 window_end,
439 end_time,
440 drawing->width,
441 &x_end);
442 x = drawing->damage_begin;
443 // x_end = drawing->damage_end;
444 width = x_end - x;
445
446 drawing->damage_begin = x+width;
447 //drawing->damage_end = drawing->width;
448
449 /* ask for the buffer to be redrawn */
450
451 //gtk_widget_queue_draw_area ( drawing->drawing_area,
452 // 0, 0,
453 // drawing->width, drawing->height);
454
455 /* FIXME
456 * will need more precise pixel_to_time and time_to_pixel conversion
457 * functions to redraw only the needed area. */
458 gtk_widget_queue_draw_area ( drawing->drawing_area,
459 x, 0,
460 width, drawing->height);
461
462 }
463
464
465 /* Callbacks */
466
467
468 /* Create a new backing pixmap of the appropriate size */
469 /* As the scaling will always change, it's of no use to copy old
470 * pixmap.
471 *
472 * Only change the size if width changes. The height is specified and changed
473 * when process ID are added or removed from the process list.
474 */
475 static gboolean
476 configure_event( GtkWidget *widget, GdkEventConfigure *event,
477 gpointer user_data)
478 {
479 Drawing_t *drawing = (Drawing_t*)user_data;
480
481
482 /* First, get the new time interval of the main window */
483 /* we assume (see documentation) that the main window
484 * has updated the time interval before this configure gets
485 * executed.
486 */
487 //lttvwindow_get_time_window(drawing->control_flow_data->mw,
488 // &drawing->control_flow_data->time_window);
489
490 /* New pixmap, size of the configure event */
491 //GdkPixmap *pixmap = gdk_pixmap_new(widget->window,
492 // widget->allocation.width + SAFETY,
493 // widget->allocation.height + SAFETY,
494 // -1);
495
496 if(widget->allocation.width != drawing->width) {
497 g_debug("drawing configure event");
498 g_debug("New alloc draw size : %i by %i",widget->allocation.width,
499 widget->allocation.height);
500
501
502 if (drawing->pixmap)
503 gdk_pixmap_unref(drawing->pixmap);
504
505 drawing->width = widget->allocation.width;
506 //drawing->height = widget->allocation.height;
507
508 drawing->pixmap = gdk_pixmap_new(widget->window,
509 drawing->width + SAFETY,
510 drawing->height,
511 -1);
512 //ProcessList_get_height
513 // (GuiControlFlow_get_process_list(drawing->control_flow_data)),
514
515
516 // Clear the image
517 gdk_draw_rectangle (drawing->pixmap,
518 widget->style->black_gc,
519 TRUE,
520 0, 0,
521 drawing->width+SAFETY,
522 drawing->height);
523
524 //g_info("init data request");
525
526
527 /* Initial data request */
528 /* no, do initial data request in the expose event */
529 // Do not need to ask for data of 1 pixel : not synchronized with
530 // main window time at this moment.
531 //drawing_data_request(drawing, &drawing->pixmap, 0, 0,
532 // widget->allocation.width,
533 // widget->allocation.height);
534
535 //drawing->width = widget->allocation.width;
536 //drawing->height = widget->allocation.height;
537
538 drawing->damage_begin = 0;
539 drawing->damage_end = widget->allocation.width;
540
541 if(drawing->damage_begin < drawing->damage_end)
542 {
543 drawing_data_request(drawing,
544 &drawing->pixmap,
545 drawing->damage_begin,
546 0,
547 drawing->damage_end - drawing->damage_begin,
548 drawing->height);
549 }
550 }
551 return TRUE;
552 }
553
554
555 /* Redraw the screen from the backing pixmap */
556 static gboolean
557 expose_event( GtkWidget *widget, GdkEventExpose *event, gpointer user_data )
558 {
559 Drawing_t *drawing = (Drawing_t*)user_data;
560
561 ControlFlowData *control_flow_data =
562 (ControlFlowData*)g_object_get_data(
563 G_OBJECT(widget),
564 "control_flow_data");
565
566 TimeWindow time_window =
567 lttvwindow_get_time_window(control_flow_data->tab);
568 LttTime current_time =
569 lttvwindow_get_current_time(control_flow_data->tab);
570
571 guint cursor_x=0;
572
573 LttTime window_end = ltt_time_add(time_window.time_width,
574 time_window.start_time);
575
576
577 /* update the screen from the pixmap buffer */
578 gdk_draw_pixmap(widget->window,
579 widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
580 drawing->pixmap,
581 event->area.x, event->area.y,
582 event->area.x, event->area.y,
583 event->area.width, event->area.height);
584
585
586 if(ltt_time_compare(time_window.start_time, current_time) <= 0 &&
587 ltt_time_compare(window_end, current_time) >= 0)
588 {
589 /* Draw the dotted lines */
590 convert_time_to_pixels(
591 time_window.start_time,
592 window_end,
593 current_time,
594 drawing->width,
595 &cursor_x);
596
597
598 if(drawing->dotted_gc == NULL) {
599
600 drawing->dotted_gc = gdk_gc_new(drawing->drawing_area->window);
601 gdk_gc_copy(drawing->dotted_gc, widget->style->white_gc);
602
603 gint8 dash_list[] = { 1, 2 };
604 gdk_gc_set_line_attributes(drawing->dotted_gc,
605 1,
606 GDK_LINE_ON_OFF_DASH,
607 GDK_CAP_BUTT,
608 GDK_JOIN_MITER);
609 gdk_gc_set_dashes(drawing->dotted_gc,
610 0,
611 dash_list,
612 2);
613 }
614
615 drawing_draw_line(NULL, widget->window,
616 cursor_x, 0,
617 cursor_x, drawing->height,
618 drawing->dotted_gc);
619 }
620 return FALSE;
621 }
622
623 static gboolean
624 after_expose_event( GtkWidget *widget, GdkEventExpose *event, gpointer user_data )
625 {
626 //g_assert(0);
627 g_debug("AFTER EXPOSE");
628
629 return FALSE;
630
631
632 }
633
634 #if 0
635 void
636 tree_row_activated(GtkTreeModel *treemodel,
637 GtkTreePath *arg1,
638 GtkTreeViewColumn *arg2,
639 gpointer user_data)
640 {
641 ControlFlowData *cfd = (ControlFlowData*)user_data;
642 Drawing_t *drawing = cfd->drawing;
643 GtkTreeView *treeview = cfd->process_list->process_list_widget;
644 gint *path_indices;
645 gint height;
646
647 path_indices = gtk_tree_path_get_indices (arg1);
648
649 height = get_cell_height(cfd->process_list,
650 GTK_TREE_VIEW(treeview));
651 drawing->horizontal_sel = height * path_indices[0];
652 g_critical("new hor sel : %i", drawing->horizontal_sel);
653 }
654 #endif //0
655
656 /* mouse click */
657 static gboolean
658 button_press_event( GtkWidget *widget, GdkEventButton *event, gpointer user_data )
659 {
660 ControlFlowData *control_flow_data =
661 (ControlFlowData*)g_object_get_data(
662 G_OBJECT(widget),
663 "control_flow_data");
664 Drawing_t *drawing = control_flow_data->drawing;
665 TimeWindow time_window =
666 lttvwindow_get_time_window(control_flow_data->tab);
667
668 g_debug("click");
669 if(event->button == 1)
670 {
671 LttTime time;
672
673 LttTime window_end = ltt_time_add(time_window.time_width,
674 time_window.start_time);
675
676
677 /* left mouse button click */
678 g_debug("x click is : %f", event->x);
679
680 convert_pixels_to_time(drawing->width, (guint)event->x,
681 time_window.start_time,
682 window_end,
683 &time);
684
685 lttvwindow_report_current_time(control_flow_data->tab, time);
686
687 }
688
689 return FALSE;
690 }
691
692 static gboolean
693 scrollbar_size_allocate(GtkWidget *widget,
694 GtkAllocation *allocation,
695 gpointer user_data)
696 {
697 Drawing_t *drawing = (Drawing_t*)user_data;
698
699 gtk_widget_set_size_request(drawing->padding, allocation->width, -1);
700 //gtk_widget_queue_resize(drawing->padding);
701 //gtk_widget_queue_resize(drawing->ruler);
702 gtk_container_check_resize(GTK_CONTAINER(drawing->ruler_hbox));
703 return 0;
704 }
705
706
707
708 Drawing_t *drawing_construct(ControlFlowData *control_flow_data)
709 {
710 Drawing_t *drawing = g_new(Drawing_t, 1);
711
712 drawing->control_flow_data = control_flow_data;
713
714 drawing->vbox = gtk_vbox_new(FALSE, 1);
715
716
717 drawing->ruler_hbox = gtk_hbox_new(FALSE, 1);
718 drawing->ruler = gtk_drawing_area_new ();
719 //gtk_widget_set_size_request(drawing->ruler, -1, 27);
720
721 drawing->padding = gtk_drawing_area_new ();
722 //gtk_widget_set_size_request(drawing->padding, -1, 27);
723 gtk_box_pack_start(GTK_BOX(drawing->ruler_hbox), drawing->ruler,
724 TRUE, TRUE, 0);
725 gtk_box_pack_end(GTK_BOX(drawing->ruler_hbox), drawing->padding,
726 FALSE, FALSE, 0);
727
728
729
730 drawing->drawing_area = gtk_drawing_area_new ();
731
732 drawing->gc = NULL;
733
734 drawing->hbox = gtk_hbox_new(FALSE, 1);
735 drawing->viewport = gtk_viewport_new(NULL, control_flow_data->v_adjust);
736 drawing->scrollbar = gtk_vscrollbar_new(control_flow_data->v_adjust);
737 gtk_box_pack_start(GTK_BOX(drawing->hbox), drawing->viewport,
738 TRUE, TRUE, 0);
739 gtk_box_pack_end(GTK_BOX(drawing->hbox), drawing->scrollbar,
740 FALSE, FALSE, 0);
741
742 //drawing->scrolled_window =
743 // gtk_scrolled_window_new (NULL,
744 // control_flow_data->v_adjust);
745
746 //gtk_scrolled_window_set_policy(
747 // GTK_SCROLLED_WINDOW(drawing->scrolled_window),
748 // GTK_POLICY_NEVER,
749 // GTK_POLICY_AUTOMATIC);
750
751 gtk_container_add(GTK_CONTAINER(drawing->viewport),
752 drawing->drawing_area);
753 //gtk_scrolled_window_add_with_viewport(
754 // GTK_SCROLLED_WINDOW(drawing->scrolled_window),
755 // drawing->drawing_area);
756
757 gtk_box_pack_start(GTK_BOX(drawing->vbox), drawing->ruler_hbox,
758 FALSE, FALSE, 0);
759 gtk_box_pack_end(GTK_BOX(drawing->vbox), drawing->hbox,
760 TRUE, TRUE, 0);
761
762 drawing->pango_layout =
763 gtk_widget_create_pango_layout(drawing->drawing_area, NULL);
764
765 drawing->dotted_gc = NULL;
766
767 drawing->height = 1;
768 drawing->width = 1;
769 drawing->depth = 0;
770
771 drawing->damage_begin = 0;
772 drawing->damage_end = 0;
773 drawing->horizontal_sel = -1;
774
775 //gtk_widget_set_size_request(drawing->drawing_area->window, 50, 50);
776 g_object_set_data_full(
777 G_OBJECT(drawing->drawing_area),
778 "Link_drawing_Data",
779 drawing,
780 (GDestroyNotify)drawing_destroy);
781
782 g_object_set_data(
783 G_OBJECT(drawing->ruler),
784 "drawing",
785 drawing);
786
787
788 //gtk_widget_modify_bg( drawing->drawing_area,
789 // GTK_STATE_NORMAL,
790 // &CF_Colors[BLACK]);
791
792 //gdk_window_get_geometry(drawing->drawing_area->window,
793 // NULL, NULL,
794 // &(drawing->width),
795 // &(drawing->height),
796 // -1);
797
798 //drawing->pixmap = gdk_pixmap_new(
799 // drawing->drawing_area->window,
800 // drawing->width,
801 // drawing->height,
802 // drawing->depth);
803
804 drawing->pixmap = NULL;
805
806 // drawing->pixmap = gdk_pixmap_new(drawing->drawing_area->window,
807 // drawing->drawing_area->allocation.width,
808 // drawing->drawing_area->allocation.height,
809 // -1);
810
811 g_signal_connect (G_OBJECT(drawing->drawing_area),
812 "configure_event",
813 G_CALLBACK (configure_event),
814 (gpointer)drawing);
815
816 g_signal_connect (G_OBJECT(drawing->ruler),
817 "expose_event",
818 G_CALLBACK(expose_ruler),
819 (gpointer)drawing);
820
821 gtk_widget_add_events(drawing->ruler, GDK_POINTER_MOTION_MASK);
822
823 g_signal_connect (G_OBJECT(drawing->ruler),
824 "motion-notify-event",
825 G_CALLBACK(motion_notify_ruler),
826 (gpointer)drawing);
827
828
829 g_signal_connect (G_OBJECT(drawing->scrollbar),
830 "size-allocate",
831 G_CALLBACK(scrollbar_size_allocate),
832 (gpointer)drawing);
833
834
835
836 g_signal_connect (G_OBJECT(drawing->drawing_area),
837 "expose_event",
838 G_CALLBACK (expose_event),
839 (gpointer)drawing);
840
841 g_signal_connect_after (G_OBJECT(drawing->drawing_area),
842 "expose_event",
843 G_CALLBACK (after_expose_event),
844 (gpointer)drawing);
845
846 g_signal_connect (G_OBJECT(drawing->drawing_area),
847 "button-press-event",
848 G_CALLBACK (button_press_event),
849 (gpointer)drawing);
850
851 gtk_widget_show(drawing->ruler);
852 gtk_widget_show(drawing->padding);
853 gtk_widget_show(drawing->ruler_hbox);
854
855 gtk_widget_show(drawing->drawing_area);
856 //gtk_widget_show(drawing->scrolled_window);
857 gtk_widget_show(drawing->viewport);
858 gtk_widget_show(drawing->scrollbar);
859 gtk_widget_show(drawing->hbox);
860
861 /* Allocate the colors */
862 GdkColormap* colormap = gdk_colormap_get_system();
863
864 gdk_colormap_alloc_colors(colormap, drawing_colors, NUM_COLORS, FALSE,
865 TRUE, NULL);
866
867
868 return drawing;
869 }
870
871 void drawing_destroy(Drawing_t *drawing)
872 {
873 g_info("drawing_destroy %p", drawing);
874
875 /* Free the colors */
876 GdkColormap* colormap = gdk_colormap_get_system();
877
878 gdk_colormap_free_colors(colormap, drawing_colors, NUM_COLORS);
879
880
881
882 // Do not unref here, Drawing_t destroyed by it's widget.
883 //g_object_unref( G_OBJECT(drawing->drawing_area));
884 if(drawing->gc != NULL)
885 gdk_gc_unref(drawing->gc);
886
887 g_free(drawing->pango_layout);
888 if(!drawing->dotted_gc) gdk_gc_unref(drawing->dotted_gc);
889 g_free(drawing);
890 g_info("drawing_destroy end");
891 }
892
893 GtkWidget *drawing_get_drawing_area(Drawing_t *drawing)
894 {
895 return drawing->drawing_area;
896 }
897
898 GtkWidget *drawing_get_widget(Drawing_t *drawing)
899 {
900 return drawing->vbox;
901 }
902
903 /* convert_pixels_to_time
904 *
905 * Convert from window pixel and time interval to an absolute time.
906 */
907 __inline void convert_pixels_to_time(
908 gint width,
909 guint x,
910 LttTime window_time_begin,
911 LttTime window_time_end,
912 LttTime *time)
913 {
914 LttTime window_time_interval;
915 guint64 time_ll;
916
917 window_time_interval = ltt_time_sub(window_time_end,
918 window_time_begin);
919 time_ll = ltt_time_to_uint64(window_time_interval);
920 time_ll = time_ll * x / width;
921 *time = ltt_time_from_uint64(time_ll);
922 *time = ltt_time_add(window_time_begin, *time);
923 }
924
925
926 __inline void convert_time_to_pixels(
927 LttTime window_time_begin,
928 LttTime window_time_end,
929 LttTime time,
930 int width,
931 guint *x)
932 {
933 LttTime window_time_interval;
934 guint64 time_ll, interval_ll;
935
936 g_assert(ltt_time_compare(window_time_begin, time) <= 0 &&
937 ltt_time_compare(window_time_end, time) >= 0);
938
939 window_time_interval = ltt_time_sub(window_time_end,window_time_begin);
940
941 time = ltt_time_sub(time, window_time_begin);
942
943 time_ll = ltt_time_to_uint64(time);
944 interval_ll = ltt_time_to_uint64(window_time_interval);
945
946 *x = (guint)(time_ll * width / interval_ll);
947
948 }
949
950 void drawing_draw_line( Drawing_t *drawing,
951 GdkPixmap *pixmap,
952 guint x1, guint y1,
953 guint x2, guint y2,
954 GdkGC *GC)
955 {
956 gdk_draw_line (pixmap,
957 GC,
958 x1, y1, x2, y2);
959 }
960
961 void drawing_clear(Drawing_t *drawing)
962 {
963 if (drawing->pixmap)
964 gdk_pixmap_unref(drawing->pixmap);
965
966 drawing->height = 1;
967 /* Allocate a new pixmap with new height */
968 drawing->pixmap = gdk_pixmap_new(drawing->drawing_area->window,
969 drawing->width + SAFETY,
970 drawing->height,
971 -1);
972
973 gtk_widget_set_size_request(drawing->drawing_area,
974 -1,
975 drawing->height);
976 gtk_widget_queue_resize_no_redraw(drawing->drawing_area);
977
978 /* ask for the buffer to be redrawn */
979 gtk_widget_queue_draw_area ( drawing->drawing_area,
980 0, 0,
981 drawing->width, drawing->height);
982 }
983
984
985 /* Insert a square corresponding to a new process in the list */
986 /* Applies to whole drawing->width */
987 void drawing_insert_square(Drawing_t *drawing,
988 guint y,
989 guint height)
990 {
991 //GdkRectangle update_rect;
992
993 /* Allocate a new pixmap with new height */
994 GdkPixmap *pixmap = gdk_pixmap_new(drawing->drawing_area->window,
995 drawing->width + SAFETY,
996 drawing->height + height,
997 -1);
998
999 /* Copy the high region */
1000 gdk_draw_drawable (pixmap,
1001 drawing->drawing_area->style->black_gc,
1002 drawing->pixmap,
1003 0, 0,
1004 0, 0,
1005 drawing->width + SAFETY, y);
1006
1007
1008
1009
1010 /* add an empty square */
1011 gdk_draw_rectangle (pixmap,
1012 drawing->drawing_area->style->black_gc,
1013 TRUE,
1014 0, y,
1015 drawing->width + SAFETY, // do not overlap
1016 height);
1017
1018
1019
1020 /* copy the bottom of the region */
1021 gdk_draw_drawable (pixmap,
1022 drawing->drawing_area->style->black_gc,
1023 drawing->pixmap,
1024 0, y,
1025 0, y + height,
1026 drawing->width+SAFETY, drawing->height - y);
1027
1028
1029 if (drawing->pixmap)
1030 gdk_pixmap_unref(drawing->pixmap);
1031
1032 drawing->pixmap = pixmap;
1033
1034 if(drawing->height==1) drawing->height = height;
1035 else drawing->height += height;
1036
1037 gtk_widget_set_size_request(drawing->drawing_area,
1038 -1,
1039 drawing->height);
1040 gtk_widget_queue_resize_no_redraw(drawing->drawing_area);
1041
1042 /* ask for the buffer to be redrawn */
1043 gtk_widget_queue_draw_area ( drawing->drawing_area,
1044 0, y,
1045 drawing->width, drawing->height-y);
1046 }
1047
1048
1049 /* Remove a square corresponding to a removed process in the list */
1050 void drawing_remove_square(Drawing_t *drawing,
1051 guint y,
1052 guint height)
1053 {
1054 GdkPixmap *pixmap;
1055
1056 if(drawing->height == height) {
1057 pixmap = gdk_pixmap_new(
1058 drawing->drawing_area->window,
1059 drawing->width + SAFETY,
1060 1,
1061 -1);
1062 drawing->height=1;
1063 } else {
1064 /* Allocate a new pixmap with new height */
1065 pixmap = gdk_pixmap_new(
1066 drawing->drawing_area->window,
1067 drawing->width + SAFETY,
1068 drawing->height - height,
1069 -1);
1070
1071 /* Copy the high region */
1072 gdk_draw_drawable (pixmap,
1073 drawing->drawing_area->style->black_gc,
1074 drawing->pixmap,
1075 0, 0,
1076 0, 0,
1077 drawing->width + SAFETY, y);
1078
1079 /* Copy up the bottom of the region */
1080 gdk_draw_drawable (pixmap,
1081 drawing->drawing_area->style->black_gc,
1082 drawing->pixmap,
1083 0, y + height,
1084 0, y,
1085 drawing->width, drawing->height - y - height);
1086
1087 drawing->height-=height;
1088 }
1089
1090 if (drawing->pixmap)
1091 gdk_pixmap_unref(drawing->pixmap);
1092
1093 drawing->pixmap = pixmap;
1094
1095 gtk_widget_set_size_request(drawing->drawing_area,
1096 -1,
1097 drawing->height);
1098 gtk_widget_queue_resize_no_redraw(drawing->drawing_area);
1099 /* ask for the buffer to be redrawn */
1100 gtk_widget_queue_draw_area ( drawing->drawing_area,
1101 0, y,
1102 drawing->width, MAX(drawing->height-y, 1));
1103 }
1104
1105 void drawing_update_ruler(Drawing_t *drawing, TimeWindow *time_window)
1106 {
1107 GtkRequisition req;
1108 GdkRectangle rect;
1109
1110 req.width = drawing->ruler->allocation.width;
1111 req.height = drawing->ruler->allocation.height;
1112
1113
1114 rect.x = 0;
1115 rect.y = 0;
1116 rect.width = req.width;
1117 rect.height = req.height;
1118
1119 gtk_widget_queue_draw(drawing->ruler);
1120 //gtk_widget_draw( drawing->ruler, &rect);
1121 }
1122
1123 /* Redraw the ruler */
1124 static gboolean
1125 expose_ruler( GtkWidget *widget, GdkEventExpose *event, gpointer user_data )
1126 {
1127 Drawing_t *drawing = (Drawing_t*)user_data;
1128 TimeWindow time_window = lttvwindow_get_time_window(drawing->control_flow_data->tab);
1129 gchar text[255];
1130
1131 PangoContext *context;
1132 PangoLayout *layout;
1133 PangoAttribute *attribute;
1134 PangoFontDescription *FontDesc;
1135 gint Font_Size;
1136 PangoRectangle ink_rect;
1137 guint global_width=0;
1138 GdkColor foreground = { 0, 0, 0, 0 };
1139 GdkColor background = { 0, 0xffff, 0xffff, 0xffff };
1140
1141 LttTime window_end =
1142 ltt_time_add(time_window.time_width,
1143 time_window.start_time);
1144 LttTime half_width =
1145 ltt_time_div(time_window.time_width,2.0);
1146 LttTime window_middle =
1147 ltt_time_add(half_width,
1148 time_window.start_time);
1149 g_debug("ruler expose event");
1150
1151 gdk_draw_rectangle (drawing->ruler->window,
1152 drawing->ruler->style->white_gc,
1153 TRUE,
1154 event->area.x, event->area.y,
1155 event->area.width,
1156 event->area.height);
1157
1158 GdkGC *gc = gdk_gc_new(drawing->ruler->window);
1159 gdk_gc_copy(gc, drawing->ruler->style->black_gc);
1160 gdk_gc_set_line_attributes(gc,
1161 2,
1162 GDK_LINE_SOLID,
1163 GDK_CAP_BUTT,
1164 GDK_JOIN_MITER);
1165 gdk_draw_line (drawing->ruler->window,
1166 gc,
1167 event->area.x, 1,
1168 event->area.x + event->area.width, 1);
1169
1170
1171 snprintf(text, 255, "%lus\n%luns",
1172 time_window.start_time.tv_sec,
1173 time_window.start_time.tv_nsec);
1174
1175 layout = gtk_widget_create_pango_layout(drawing->drawing_area, NULL);
1176
1177 context = pango_layout_get_context(layout);
1178 FontDesc = pango_context_get_font_description(context);
1179
1180 pango_font_description_set_size(FontDesc, 6*PANGO_SCALE);
1181 pango_layout_context_changed(layout);
1182
1183 pango_layout_set_text(layout, text, -1);
1184 pango_layout_get_pixel_extents(layout, &ink_rect, NULL);
1185 global_width += ink_rect.width;
1186
1187 gdk_draw_layout_with_colors(drawing->ruler->window,
1188 gc,
1189 0,
1190 6,
1191 layout, &foreground, &background);
1192
1193 gdk_gc_set_line_attributes(gc,
1194 2,
1195 GDK_LINE_SOLID,
1196 GDK_CAP_ROUND,
1197 GDK_JOIN_ROUND);
1198
1199 gdk_draw_line (drawing->ruler->window,
1200 gc,
1201 1, 1,
1202 1, 7);
1203
1204
1205 snprintf(text, 255, "%lus\n%luns", window_end.tv_sec,
1206 window_end.tv_nsec);
1207
1208 pango_layout_set_text(layout, text, -1);
1209 pango_layout_get_pixel_extents(layout, &ink_rect, NULL);
1210 global_width += ink_rect.width;
1211
1212 if(global_width <= drawing->ruler->allocation.width)
1213 {
1214 gdk_draw_layout_with_colors(drawing->ruler->window,
1215 gc,
1216 drawing->ruler->allocation.width - ink_rect.width,
1217 6,
1218 layout, &foreground, &background);
1219
1220 gdk_gc_set_line_attributes(gc,
1221 2,
1222 GDK_LINE_SOLID,
1223 GDK_CAP_ROUND,
1224 GDK_JOIN_ROUND);
1225
1226 gdk_draw_line (drawing->ruler->window,
1227 gc,
1228 drawing->ruler->allocation.width-1, 1,
1229 drawing->ruler->allocation.width-1, 7);
1230 }
1231
1232
1233 snprintf(text, 255, "%lus\n%luns", window_middle.tv_sec,
1234 window_middle.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)/2,
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/2, 1,
1257 drawing->ruler->allocation.width/2, 7);
1258
1259
1260
1261
1262 }
1263
1264 gdk_gc_unref(gc);
1265 g_object_unref(layout);
1266
1267 return FALSE;
1268 }
1269
1270
1271 /* notify mouse on ruler */
1272 static gboolean
1273 motion_notify_ruler(GtkWidget *widget, GdkEventMotion *event, gpointer user_data)
1274 {
1275 //g_debug("motion");
1276 //eventually follow mouse and show time here
1277 }
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