projects / lttv.git / blame_incremental
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (non-incremental) | history | HEAD
ameliorate process list hash function
[lttv.git] / ltt / branches / poly / lttv / modules / gui / controlflow / drawing.c
... / ...
CommitLineData
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
40GdkColor 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
59
60/*****************************************************************************
61 * drawing functions *
62 *****************************************************************************/
63
64static gboolean
65expose_ruler( GtkWidget *widget, GdkEventExpose *event, gpointer user_data );
66
67static gboolean
68motion_notify_ruler(GtkWidget *widget, GdkEventMotion *event, gpointer user_data);
69
70
71/* Function responsible for updating the exposed area.
72 * It must do an events request to the lttvwindow API to ask for this update.
73 * Note : this function cannot clear the background, because it may
74 * erase drawing already present (SAFETY).
75 */
76void drawing_data_request(Drawing_t *drawing,
77 GdkPixmap **pixmap,
78 gint x, gint y,
79 gint width,
80 gint height)
81{
82 if(width < 0) return ;
83 if(height < 0) return ;
84
85 if(drawing->gc == NULL) {
86 drawing->gc = gdk_gc_new(drawing->drawing_area->window);
87 gdk_gc_copy(drawing->gc, drawing->drawing_area->style->black_gc);
88 }
89
90
91 Tab *tab = drawing->control_flow_data->tab;
92 TimeWindow time_window =
93 lttvwindow_get_time_window(tab);
94
95 ControlFlowData *control_flow_data = drawing->control_flow_data;
96 // (ControlFlowData*)g_object_get_data(
97 // G_OBJECT(drawing->drawing_area), "control_flow_data");
98
99 LttTime start, time_end;
100 LttTime window_end = ltt_time_add(time_window.time_width,
101 time_window.start_time);
102
103 g_debug("req : window start_time : %u, %u", time_window.start_time.tv_sec,
104 time_window.start_time.tv_nsec);
105
106 g_debug("req : window time width : %u, %u", time_window.time_width.tv_sec,
107 time_window.time_width.tv_nsec);
108
109 g_debug("req : window_end : %u, %u", window_end.tv_sec,
110 window_end.tv_nsec);
111
112 g_debug("x is : %i, x+width is : %i", x, x+width);
113
114 convert_pixels_to_time(drawing->width, x,
115 time_window.start_time,
116 window_end,
117 &start);
118
119 convert_pixels_to_time(drawing->width, x+width,
120 time_window.start_time,
121 window_end,
122 &time_end);
123
124 lttvwindow_events_request_remove_all(tab,
125 control_flow_data);
126
127 {
128 /* find the tracehooks */
129 LttvTracesetContext *tsc = lttvwindow_get_traceset_context(tab);
130
131 LttvTraceset *traceset = tsc->ts;
132
133 guint i, k, nb_trace;
134
135 LttvTraceState *ts;
136
137 LttvTracefileState *tfs;
138
139 GArray *hooks;
140
141 LttvTraceHook hook;
142
143 LttvAttributeValue val;
144
145 nb_trace = lttv_traceset_number(traceset);
146 // FIXME : eventually request for more traces
147 // for(i = 0 ; i < nb_trace ; i++) {
148 g_assert(TRACE_NUMBER < nb_trace);
149 i = TRACE_NUMBER;
150 {
151 EventsRequest *events_request = g_new(EventsRequest, 1);
152 // Create the hooks
153 //LttvHooks *event = lttv_hooks_new();
154 LttvHooksById *event_by_id = lttv_hooks_by_id_new();
155 LttvHooks *before_chunk_traceset = lttv_hooks_new();
156 LttvHooks *after_chunk_traceset = lttv_hooks_new();
157 LttvHooks *before_request_hook = lttv_hooks_new();
158 LttvHooks *after_request_hook = lttv_hooks_new();
159
160 lttv_hooks_add(before_chunk_traceset,
161 before_chunk,
162 events_request,
163 LTTV_PRIO_DEFAULT);
164
165 lttv_hooks_add(after_chunk_traceset,
166 after_chunk,
167 events_request,
168 LTTV_PRIO_DEFAULT);
169
170 lttv_hooks_add(before_request_hook,
171 before_request,
172 events_request,
173 LTTV_PRIO_DEFAULT);
174
175 lttv_hooks_add(after_request_hook,
176 after_request,
177 events_request,
178 LTTV_PRIO_DEFAULT);
179
180
181 ts = (LttvTraceState *)tsc->traces[i];
182
183 /* Find the eventtype id for the following events and register the
184 associated by id hooks. */
185
186 hooks = g_array_new(FALSE, FALSE, sizeof(LttvTraceHook));
187 g_array_set_size(hooks, 16);
188
189 /* before hooks */
190
191 lttv_trace_find_hook(ts->parent.t, "core","syscall_entry","syscall_id",
192 NULL, NULL, before_execmode_hook, &g_array_index(hooks, LttvTraceHook, 0));
193
194 lttv_trace_find_hook(ts->parent.t, "core", "syscall_exit", NULL, NULL,
195 NULL, before_execmode_hook, &g_array_index(hooks, LttvTraceHook, 1));
196
197 lttv_trace_find_hook(ts->parent.t, "core", "trap_entry", "trap_id",
198 NULL, NULL, before_execmode_hook, &g_array_index(hooks, LttvTraceHook, 2));
199
200 lttv_trace_find_hook(ts->parent.t, "core", "trap_exit", NULL, NULL, NULL,
201 before_execmode_hook, &g_array_index(hooks, LttvTraceHook, 3));
202
203 lttv_trace_find_hook(ts->parent.t, "core", "irq_entry", "irq_id", NULL,
204 NULL, before_execmode_hook, &g_array_index(hooks, LttvTraceHook, 4));
205
206 lttv_trace_find_hook(ts->parent.t, "core", "irq_exit", NULL, NULL, NULL,
207 before_execmode_hook, &g_array_index(hooks, LttvTraceHook, 5));
208
209 lttv_trace_find_hook(ts->parent.t, "core", "schedchange", "in", "out",
210 "out_state", before_schedchange_hook,
211 &g_array_index(hooks, LttvTraceHook, 6));
212
213 lttv_trace_find_hook(ts->parent.t, "core", "process", "event_sub_id",
214 "event_data1", "event_data2", before_process_hook,
215 &g_array_index(hooks, LttvTraceHook, 7));
216
217#if 0
218 lttv_trace_find_hook(ts->parent.t, "core", "process_fork", "child_pid",
219 NULL, NULL, process_fork, &g_array_index(hooks, LttvTraceHook, 7));
220
221 lttv_trace_find_hook(ts->parent.t, "core", "process_exit", NULL, NULL,
222 NULL, process_exit, &g_array_index(hooks, LttvTraceHook, 8));
223#endif //0
224
225 /* after hooks */
226
227 lttv_trace_find_hook(ts->parent.t, "core","syscall_entry","syscall_id",
228 NULL, NULL, after_execmode_hook, &g_array_index(hooks, LttvTraceHook, 8));
229
230 lttv_trace_find_hook(ts->parent.t, "core", "syscall_exit", NULL, NULL,
231 NULL, after_execmode_hook, &g_array_index(hooks, LttvTraceHook, 9));
232
233 lttv_trace_find_hook(ts->parent.t, "core", "trap_entry", "trap_id",
234 NULL, NULL, after_execmode_hook, &g_array_index(hooks, LttvTraceHook, 10));
235
236 lttv_trace_find_hook(ts->parent.t, "core", "trap_exit", NULL, NULL, NULL,
237 after_execmode_hook, &g_array_index(hooks, LttvTraceHook, 11));
238
239 lttv_trace_find_hook(ts->parent.t, "core", "irq_entry", "irq_id", NULL,
240 NULL, after_execmode_hook, &g_array_index(hooks, LttvTraceHook, 12));
241
242 lttv_trace_find_hook(ts->parent.t, "core", "irq_exit", NULL, NULL, NULL,
243 after_execmode_hook, &g_array_index(hooks, LttvTraceHook, 13));
244
245 lttv_trace_find_hook(ts->parent.t, "core", "schedchange", "in", "out",
246 "out_state", after_schedchange_hook,
247 &g_array_index(hooks, LttvTraceHook, 14));
248
249 lttv_trace_find_hook(ts->parent.t, "core", "process", "event_sub_id",
250 "event_data1", "event_data2", after_process_hook,
251 &g_array_index(hooks, LttvTraceHook, 15));
252
253#if 0
254 lttv_trace_find_hook(ts->parent.t, "core", "process_fork", "child_pid",
255 NULL, NULL, process_fork, &g_array_index(hooks, LttvTraceHook, 7));
256
257 lttv_trace_find_hook(ts->parent.t, "core", "process_exit", NULL, NULL,
258 NULL, process_exit, &g_array_index(hooks, LttvTraceHook, 8));
259#endif //0
260
261
262
263 /* Add these hooks to each event_by_id hooks list */
264
265 /* add before */
266 for(k = 0 ; k < hooks->len/2 ; k++) {
267 hook = g_array_index(hooks, LttvTraceHook, k);
268 lttv_hooks_add(lttv_hooks_by_id_find(event_by_id,
269 hook.id), hook.h,
270 events_request,
271 LTTV_PRIO_STATE-5);
272 }
273
274 /* add after */
275 for(k = hooks->len/2 ; k < hooks->len ; k++) {
276 hook = g_array_index(hooks, LttvTraceHook, k);
277 lttv_hooks_add(lttv_hooks_by_id_find(event_by_id,
278 hook.id), hook.h,
279 events_request,
280 LTTV_PRIO_STATE+5);
281 }
282
283 events_request->hooks = hooks;
284
285 // Fill the events request
286 events_request->owner = control_flow_data;
287 events_request->viewer_data = control_flow_data;
288 events_request->servicing = FALSE;
289 events_request->start_time = start;
290 events_request->start_position = NULL;
291 events_request->stop_flag = FALSE;
292 events_request->end_time = time_end;
293 events_request->num_events = G_MAXUINT;
294 events_request->end_position = NULL;
295 events_request->trace = i; /* FIXME */
296 events_request->before_chunk_traceset = before_chunk_traceset;
297 events_request->before_chunk_trace = NULL;
298 events_request->before_chunk_tracefile = NULL;
299 events_request->event = NULL;
300 events_request->event_by_id = event_by_id;
301 events_request->after_chunk_tracefile = NULL;
302 events_request->after_chunk_trace = NULL;
303 events_request->after_chunk_traceset = after_chunk_traceset;
304 events_request->before_request = before_request_hook;
305 events_request->after_request = after_request_hook;
306
307 g_debug("req : start : %u, %u", start.tv_sec,
308 start.tv_nsec);
309
310 g_debug("req : end : %u, %u", time_end.tv_sec,
311 time_end.tv_nsec);
312
313 lttvwindow_events_request(tab, events_request);
314
315 }
316
317 }
318
319#if 0
320 lttv_hooks_add(event,
321 before_schedchange_hook,
322 events_request,
323 LTTV_PRIO_STATE-5);
324 lttv_hooks_add(event,
325 after_schedchange_hook,
326 events_request,
327 LTTV_PRIO_STATE+5);
328 lttv_hooks_add(event,
329 before_execmode_hook,
330 events_request,
331 LTTV_PRIO_STATE-5);
332 lttv_hooks_add(event,
333 after_execmode_hook,
334 events_request,
335 LTTV_PRIO_STATE+5);
336 lttv_hooks_add(event,
337 before_process_hook,
338 events_request,
339 LTTV_PRIO_STATE-5);
340 lttv_hooks_add(event,
341 after_process_hook,
342 events_request,
343 LTTV_PRIO_STATE+5);
344#endif //0
345
346}
347
348
349static void set_last_start(gpointer key, gpointer value, gpointer user_data)
350{
351 ProcessInfo *process_info = (ProcessInfo*)key;
352 HashedProcessData *hashed_process_data = (HashedProcessData*)value;
353 guint x = (guint)user_data;
354
355 hashed_process_data->x.over = x;
356 hashed_process_data->x.middle = x;
357 hashed_process_data->x.under = x;
358
359 return;
360}
361
362void drawing_data_request_begin(EventsRequest *events_request, LttvTracesetState *tss)
363{
364 g_debug("Begin of data request");
365 ControlFlowData *cfd = events_request->viewer_data;
366 LttvTracesetContext *tsc = LTTV_TRACESET_CONTEXT(tss);
367 TimeWindow time_window =
368 lttvwindow_get_time_window(cfd->tab);
369 LttTime end_time = ltt_time_add(time_window.start_time,
370 time_window.time_width);
371 guint width = cfd->drawing->width;
372 guint x=0;
373
374 cfd->drawing->last_start = events_request->start_time;
375
376 convert_time_to_pixels(
377 time_window.start_time,
378 end_time,
379 events_request->start_time,
380 width,
381 &x);
382
383 g_hash_table_foreach(cfd->process_list->process_hash, set_last_start,
384 (gpointer)x);
385}
386
387void drawing_chunk_begin(EventsRequest *events_request, LttvTracesetState *tss)
388{
389 g_debug("Begin of chunk");
390 ControlFlowData *cfd = events_request->viewer_data;
391 LttvTracesetContext *tsc = LTTV_TRACESET_CONTEXT(tss);
392 LttTime current_time = lttv_traceset_context_get_current_tfc(tsc)->timestamp;
393
394 //cfd->drawing->last_start = LTT_TIME_MIN(current_time,
395 // events_request->end_time);
396}
397
398
399void drawing_request_expose(EventsRequest *events_request,
400 LttvTracesetState *tss,
401 LttTime end_time)
402{
403 gint x, x_end, width;
404
405 ControlFlowData *cfd = events_request->viewer_data;
406 LttvTracesetContext *tsc = LTTV_TRACESET_CONTEXT(tss);
407 Drawing_t *drawing = cfd->drawing;
408
409 TimeWindow time_window =
410 lttvwindow_get_time_window(cfd->tab);
411
412 g_debug("request expose");
413
414 LttTime window_end = ltt_time_add(time_window.time_width,
415 time_window.start_time);
416#if 0
417 convert_time_to_pixels(
418 time_window.start_time,
419 window_end,
420 cfd->drawing->last_start,
421 drawing->width,
422 &x);
423
424#endif //0
425 convert_time_to_pixels(
426 time_window.start_time,
427 window_end,
428 end_time,
429 drawing->width,
430 &x_end);
431 x = drawing->damage_begin;
432 // x_end = drawing->damage_end;
433 width = x_end - x;
434
435 drawing->damage_begin = x+width;
436 //drawing->damage_end = drawing->width;
437
438 /* ask for the buffer to be redrawn */
439
440 //gtk_widget_queue_draw_area ( drawing->drawing_area,
441 // 0, 0,
442 // drawing->width, drawing->height);
443
444 /* FIXME
445 * will need more precise pixel_to_time and time_to_pixel conversion
446 * functions to redraw only the needed area. */
447 gtk_widget_queue_draw_area ( drawing->drawing_area,
448 x, 0,
449 width, drawing->height);
450
451}
452
453
454/* Callbacks */
455
456
457/* Create a new backing pixmap of the appropriate size */
458/* As the scaling will always change, it's of no use to copy old
459 * pixmap.
460 *
461 * Only change the size if width changes. The height is specified and changed
462 * when process ID are added or removed from the process list.
463 */
464static gboolean
465configure_event( GtkWidget *widget, GdkEventConfigure *event,
466 gpointer user_data)
467{
468 Drawing_t *drawing = (Drawing_t*)user_data;
469
470
471 /* First, get the new time interval of the main window */
472 /* we assume (see documentation) that the main window
473 * has updated the time interval before this configure gets
474 * executed.
475 */
476 //lttvwindow_get_time_window(drawing->control_flow_data->mw,
477 // &drawing->control_flow_data->time_window);
478
479 /* New pixmap, size of the configure event */
480 //GdkPixmap *pixmap = gdk_pixmap_new(widget->window,
481 // widget->allocation.width + SAFETY,
482 // widget->allocation.height + SAFETY,
483 // -1);
484
485 if(widget->allocation.width != drawing->width) {
486 g_debug("drawing configure event");
487 g_debug("New alloc draw size : %i by %i",widget->allocation.width,
488 widget->allocation.height);
489
490
491 if (drawing->pixmap)
492 gdk_pixmap_unref(drawing->pixmap);
493
494 drawing->width = widget->allocation.width;
495 //drawing->height = widget->allocation.height;
496
497 drawing->pixmap = gdk_pixmap_new(widget->window,
498 drawing->width + SAFETY,
499 drawing->height,
500 -1);
501 //ProcessList_get_height
502 // (GuiControlFlow_get_process_list(drawing->control_flow_data)),
503
504
505 // Clear the image
506 gdk_draw_rectangle (drawing->pixmap,
507 widget->style->black_gc,
508 TRUE,
509 0, 0,
510 drawing->width+SAFETY,
511 drawing->height);
512
513 //g_info("init data request");
514
515
516 /* Initial data request */
517 /* no, do initial data request in the expose event */
518 // Do not need to ask for data of 1 pixel : not synchronized with
519 // main window time at this moment.
520 //drawing_data_request(drawing, &drawing->pixmap, 0, 0,
521 // widget->allocation.width,
522 // widget->allocation.height);
523
524 //drawing->width = widget->allocation.width;
525 //drawing->height = widget->allocation.height;
526
527 drawing->damage_begin = 0;
528 drawing->damage_end = widget->allocation.width;
529
530 if(drawing->damage_begin < drawing->damage_end)
531 {
532 drawing_data_request(drawing,
533 &drawing->pixmap,
534 drawing->damage_begin,
535 0,
536 drawing->damage_end - drawing->damage_begin,
537 drawing->height);
538 }
539 }
540 return TRUE;
541}
542
543
544/* Redraw the screen from the backing pixmap */
545static gboolean
546expose_event( GtkWidget *widget, GdkEventExpose *event, gpointer user_data )
547{
548 Drawing_t *drawing = (Drawing_t*)user_data;
549
550 ControlFlowData *control_flow_data =
551 (ControlFlowData*)g_object_get_data(
552 G_OBJECT(widget),
553 "control_flow_data");
554
555 TimeWindow time_window =
556 lttvwindow_get_time_window(control_flow_data->tab);
557 LttTime current_time =
558 lttvwindow_get_current_time(control_flow_data->tab);
559
560 guint cursor_x=0;
561
562 LttTime window_end = ltt_time_add(time_window.time_width,
563 time_window.start_time);
564
565
566 /* update the screen from the pixmap buffer */
567 gdk_draw_pixmap(widget->window,
568 widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
569 drawing->pixmap,
570 event->area.x, event->area.y,
571 event->area.x, event->area.y,
572 event->area.width, event->area.height);
573
574
575 if(ltt_time_compare(time_window.start_time, current_time) <= 0 &&
576 ltt_time_compare(window_end, current_time) >= 0)
577 {
578 /* Draw the dotted lines */
579 convert_time_to_pixels(
580 time_window.start_time,
581 window_end,
582 current_time,
583 drawing->width,
584 &cursor_x);
585
586
587 if(drawing->dotted_gc == NULL) {
588
589 drawing->dotted_gc = gdk_gc_new(drawing->drawing_area->window);
590 gdk_gc_copy(drawing->dotted_gc, widget->style->white_gc);
591
592 gint8 dash_list[] = { 1, 2 };
593 gdk_gc_set_line_attributes(drawing->dotted_gc,
594 1,
595 GDK_LINE_ON_OFF_DASH,
596 GDK_CAP_BUTT,
597 GDK_JOIN_MITER);
598 gdk_gc_set_dashes(drawing->dotted_gc,
599 0,
600 dash_list,
601 2);
602 }
603
604 drawing_draw_line(NULL, widget->window,
605 cursor_x, 0,
606 cursor_x, drawing->height,
607 drawing->dotted_gc);
608 }
609 return FALSE;
610}
611
612static gboolean
613after_expose_event( GtkWidget *widget, GdkEventExpose *event, gpointer user_data )
614{
615 //g_assert(0);
616 g_debug("AFTER EXPOSE");
617
618 return FALSE;
619
620
621}
622
623#if 0
624void
625tree_row_activated(GtkTreeModel *treemodel,
626 GtkTreePath *arg1,
627 GtkTreeViewColumn *arg2,
628 gpointer user_data)
629{
630 ControlFlowData *cfd = (ControlFlowData*)user_data;
631 Drawing_t *drawing = cfd->drawing;
632 GtkTreeView *treeview = cfd->process_list->process_list_widget;
633 gint *path_indices;
634 gint height;
635
636 path_indices = gtk_tree_path_get_indices (arg1);
637
638 height = get_cell_height(cfd->process_list,
639 GTK_TREE_VIEW(treeview));
640 drawing->horizontal_sel = height * path_indices[0];
641 g_critical("new hor sel : %i", drawing->horizontal_sel);
642}
643#endif //0
644
645/* mouse click */
646static gboolean
647button_press_event( GtkWidget *widget, GdkEventButton *event, gpointer user_data )
648{
649 ControlFlowData *control_flow_data =
650 (ControlFlowData*)g_object_get_data(
651 G_OBJECT(widget),
652 "control_flow_data");
653 Drawing_t *drawing = control_flow_data->drawing;
654 TimeWindow time_window =
655 lttvwindow_get_time_window(control_flow_data->tab);
656
657 g_debug("click");
658 if(event->button == 1)
659 {
660 LttTime time;
661
662 LttTime window_end = ltt_time_add(time_window.time_width,
663 time_window.start_time);
664
665
666 /* left mouse button click */
667 g_debug("x click is : %f", event->x);
668
669 convert_pixels_to_time(drawing->width, (guint)event->x,
670 time_window.start_time,
671 window_end,
672 &time);
673
674 lttvwindow_report_current_time(control_flow_data->tab, time);
675
676 }
677
678 return FALSE;
679}
680
681static gboolean
682scrollbar_size_allocate(GtkWidget *widget,
683 GtkAllocation *allocation,
684 gpointer user_data)
685{
686 Drawing_t *drawing = (Drawing_t*)user_data;
687
688 gtk_widget_set_size_request(drawing->padding, allocation->width, -1);
689 //gtk_widget_queue_resize(drawing->padding);
690 //gtk_widget_queue_resize(drawing->ruler);
691 gtk_container_check_resize(GTK_CONTAINER(drawing->ruler_hbox));
692 return 0;
693}
694
695
696
697Drawing_t *drawing_construct(ControlFlowData *control_flow_data)
698{
699 Drawing_t *drawing = g_new(Drawing_t, 1);
700
701 drawing->control_flow_data = control_flow_data;
702
703 drawing->vbox = gtk_vbox_new(FALSE, 1);
704
705
706 drawing->ruler_hbox = gtk_hbox_new(FALSE, 1);
707 drawing->ruler = gtk_drawing_area_new ();
708 //gtk_widget_set_size_request(drawing->ruler, -1, 27);
709
710 drawing->padding = gtk_drawing_area_new ();
711 //gtk_widget_set_size_request(drawing->padding, -1, 27);
712 gtk_box_pack_start(GTK_BOX(drawing->ruler_hbox), drawing->ruler,
713 TRUE, TRUE, 0);
714 gtk_box_pack_end(GTK_BOX(drawing->ruler_hbox), drawing->padding,
715 FALSE, FALSE, 0);
716
717
718
719 drawing->drawing_area = gtk_drawing_area_new ();
720
721 drawing->gc = NULL;
722
723 drawing->hbox = gtk_hbox_new(FALSE, 1);
724 drawing->viewport = gtk_viewport_new(NULL, control_flow_data->v_adjust);
725 drawing->scrollbar = gtk_vscrollbar_new(control_flow_data->v_adjust);
726 gtk_box_pack_start(GTK_BOX(drawing->hbox), drawing->viewport,
727 TRUE, TRUE, 0);
728 gtk_box_pack_end(GTK_BOX(drawing->hbox), drawing->scrollbar,
729 FALSE, FALSE, 0);
730
731 //drawing->scrolled_window =
732 // gtk_scrolled_window_new (NULL,
733 // control_flow_data->v_adjust);
734
735 //gtk_scrolled_window_set_policy(
736 // GTK_SCROLLED_WINDOW(drawing->scrolled_window),
737 // GTK_POLICY_NEVER,
738 // GTK_POLICY_AUTOMATIC);
739
740 gtk_container_add(GTK_CONTAINER(drawing->viewport),
741 drawing->drawing_area);
742 //gtk_scrolled_window_add_with_viewport(
743 // GTK_SCROLLED_WINDOW(drawing->scrolled_window),
744 // drawing->drawing_area);
745
746 gtk_box_pack_start(GTK_BOX(drawing->vbox), drawing->ruler_hbox,
747 FALSE, FALSE, 0);
748 gtk_box_pack_end(GTK_BOX(drawing->vbox), drawing->hbox,
749 TRUE, TRUE, 0);
750
751 drawing->pango_layout =
752 gtk_widget_create_pango_layout(drawing->drawing_area, NULL);
753
754 drawing->dotted_gc = NULL;
755
756 drawing->height = 1;
757 drawing->width = 1;
758 drawing->depth = 0;
759
760 drawing->damage_begin = 0;
761 drawing->damage_end = 0;
762 drawing->horizontal_sel = -1;
763
764 //gtk_widget_set_size_request(drawing->drawing_area->window, 50, 50);
765 g_object_set_data_full(
766 G_OBJECT(drawing->drawing_area),
767 "Link_drawing_Data",
768 drawing,
769 (GDestroyNotify)drawing_destroy);
770
771 g_object_set_data(
772 G_OBJECT(drawing->ruler),
773 "drawing",
774 drawing);
775
776
777 //gtk_widget_modify_bg( drawing->drawing_area,
778 // GTK_STATE_NORMAL,
779 // &CF_Colors[BLACK]);
780
781 //gdk_window_get_geometry(drawing->drawing_area->window,
782 // NULL, NULL,
783 // &(drawing->width),
784 // &(drawing->height),
785 // -1);
786
787 //drawing->pixmap = gdk_pixmap_new(
788 // drawing->drawing_area->window,
789 // drawing->width,
790 // drawing->height,
791 // drawing->depth);
792
793 drawing->pixmap = NULL;
794
795// drawing->pixmap = gdk_pixmap_new(drawing->drawing_area->window,
796// drawing->drawing_area->allocation.width,
797// drawing->drawing_area->allocation.height,
798// -1);
799
800 g_signal_connect (G_OBJECT(drawing->drawing_area),
801 "configure_event",
802 G_CALLBACK (configure_event),
803 (gpointer)drawing);
804
805 g_signal_connect (G_OBJECT(drawing->ruler),
806 "expose_event",
807 G_CALLBACK(expose_ruler),
808 (gpointer)drawing);
809
810 gtk_widget_add_events(drawing->ruler, GDK_POINTER_MOTION_MASK);
811
812 g_signal_connect (G_OBJECT(drawing->ruler),
813 "motion-notify-event",
814 G_CALLBACK(motion_notify_ruler),
815 (gpointer)drawing);
816
817
818 g_signal_connect (G_OBJECT(drawing->scrollbar),
819 "size-allocate",
820 G_CALLBACK(scrollbar_size_allocate),
821 (gpointer)drawing);
822
823
824
825 g_signal_connect (G_OBJECT(drawing->drawing_area),
826 "expose_event",
827 G_CALLBACK (expose_event),
828 (gpointer)drawing);
829
830 g_signal_connect_after (G_OBJECT(drawing->drawing_area),
831 "expose_event",
832 G_CALLBACK (after_expose_event),
833 (gpointer)drawing);
834
835 g_signal_connect (G_OBJECT(drawing->drawing_area),
836 "button-press-event",
837 G_CALLBACK (button_press_event),
838 (gpointer)drawing);
839
840 gtk_widget_show(drawing->ruler);
841 gtk_widget_show(drawing->padding);
842 gtk_widget_show(drawing->ruler_hbox);
843
844 gtk_widget_show(drawing->drawing_area);
845 //gtk_widget_show(drawing->scrolled_window);
846 gtk_widget_show(drawing->viewport);
847 gtk_widget_show(drawing->scrollbar);
848 gtk_widget_show(drawing->hbox);
849
850
851 return drawing;
852}
853
854void drawing_destroy(Drawing_t *drawing)
855{
856 g_info("drawing_destroy %p", drawing);
857 // Do not unref here, Drawing_t destroyed by it's widget.
858 //g_object_unref( G_OBJECT(drawing->drawing_area));
859 if(drawing->gc != NULL)
860 gdk_gc_unref(drawing->gc);
861
862 g_free(drawing->pango_layout);
863 if(!drawing->dotted_gc) gdk_gc_unref(drawing->dotted_gc);
864 g_free(drawing);
865 g_info("drawing_destroy end");
866}
867
868GtkWidget *drawing_get_drawing_area(Drawing_t *drawing)
869{
870 return drawing->drawing_area;
871}
872
873GtkWidget *drawing_get_widget(Drawing_t *drawing)
874{
875 return drawing->vbox;
876}
877
878/* convert_pixels_to_time
879 *
880 * Convert from window pixel and time interval to an absolute time.
881 */
882__inline void convert_pixels_to_time(
883 gint width,
884 guint x,
885 LttTime window_time_begin,
886 LttTime window_time_end,
887 LttTime *time)
888{
889 LttTime window_time_interval;
890 guint64 time_ll;
891
892 window_time_interval = ltt_time_sub(window_time_end,
893 window_time_begin);
894 time_ll = ltt_time_to_uint64(window_time_interval);
895 time_ll = time_ll * x / width;
896 *time = ltt_time_from_uint64(time_ll);
897 *time = ltt_time_add(window_time_begin, *time);
898}
899
900
901__inline void convert_time_to_pixels(
902 LttTime window_time_begin,
903 LttTime window_time_end,
904 LttTime time,
905 int width,
906 guint *x)
907{
908 LttTime window_time_interval;
909 guint64 time_ll, interval_ll;
910
911 g_assert(ltt_time_compare(window_time_begin, time) <= 0 &&
912 ltt_time_compare(window_time_end, time) >= 0);
913
914 window_time_interval = ltt_time_sub(window_time_end,window_time_begin);
915
916 time = ltt_time_sub(time, window_time_begin);
917
918 time_ll = ltt_time_to_uint64(time);
919 interval_ll = ltt_time_to_uint64(window_time_interval);
920
921 *x = (guint)(time_ll * width / interval_ll);
922
923}
924
925void drawing_draw_line( Drawing_t *drawing,
926 GdkPixmap *pixmap,
927 guint x1, guint y1,
928 guint x2, guint y2,
929 GdkGC *GC)
930{
931 gdk_draw_line (pixmap,
932 GC,
933 x1, y1, x2, y2);
934}
935
936void drawing_clear(Drawing_t *drawing)
937{
938 if (drawing->pixmap)
939 gdk_pixmap_unref(drawing->pixmap);
940
941 drawing->height = 1;
942 /* Allocate a new pixmap with new height */
943 drawing->pixmap = gdk_pixmap_new(drawing->drawing_area->window,
944 drawing->width + SAFETY,
945 drawing->height,
946 -1);
947
948 gtk_widget_set_size_request(drawing->drawing_area,
949 -1,
950 drawing->height);
951 gtk_widget_queue_resize_no_redraw(drawing->drawing_area);
952
953 /* ask for the buffer to be redrawn */
954 gtk_widget_queue_draw_area ( drawing->drawing_area,
955 0, 0,
956 drawing->width, drawing->height);
957}
958
959
960/* Insert a square corresponding to a new process in the list */
961/* Applies to whole drawing->width */
962void drawing_insert_square(Drawing_t *drawing,
963 guint y,
964 guint height)
965{
966 //GdkRectangle update_rect;
967
968 /* Allocate a new pixmap with new height */
969 GdkPixmap *pixmap = gdk_pixmap_new(drawing->drawing_area->window,
970 drawing->width + SAFETY,
971 drawing->height + height,
972 -1);
973
974 /* Copy the high region */
975 gdk_draw_drawable (pixmap,
976 drawing->drawing_area->style->black_gc,
977 drawing->pixmap,
978 0, 0,
979 0, 0,
980 drawing->width + SAFETY, y);
981
982
983
984
985 /* add an empty square */
986 gdk_draw_rectangle (pixmap,
987 drawing->drawing_area->style->black_gc,
988 TRUE,
989 0, y,
990 drawing->width + SAFETY, // do not overlap
991 height);
992
993
994
995 /* copy the bottom of the region */
996 gdk_draw_drawable (pixmap,
997 drawing->drawing_area->style->black_gc,
998 drawing->pixmap,
999 0, y,
1000 0, y + height,
1001 drawing->width+SAFETY, drawing->height - y);
1002
1003
1004 if (drawing->pixmap)
1005 gdk_pixmap_unref(drawing->pixmap);
1006
1007 drawing->pixmap = pixmap;
1008
1009 if(drawing->height==1) drawing->height = height;
1010 else drawing->height += height;
1011
1012 gtk_widget_set_size_request(drawing->drawing_area,
1013 -1,
1014 drawing->height);
1015 gtk_widget_queue_resize_no_redraw(drawing->drawing_area);
1016
1017 /* ask for the buffer to be redrawn */
1018 gtk_widget_queue_draw_area ( drawing->drawing_area,
1019 0, y,
1020 drawing->width, drawing->height-y);
1021}
1022
1023
1024/* Remove a square corresponding to a removed process in the list */
1025void drawing_remove_square(Drawing_t *drawing,
1026 guint y,
1027 guint height)
1028{
1029 GdkPixmap *pixmap;
1030
1031 if(drawing->height == height) {
1032 pixmap = gdk_pixmap_new(
1033 drawing->drawing_area->window,
1034 drawing->width + SAFETY,
1035 1,
1036 -1);
1037 drawing->height=1;
1038 } else {
1039 /* Allocate a new pixmap with new height */
1040 pixmap = gdk_pixmap_new(
1041 drawing->drawing_area->window,
1042 drawing->width + SAFETY,
1043 drawing->height - height,
1044 -1);
1045
1046 /* Copy the high region */
1047 gdk_draw_drawable (pixmap,
1048 drawing->drawing_area->style->black_gc,
1049 drawing->pixmap,
1050 0, 0,
1051 0, 0,
1052 drawing->width + SAFETY, y);
1053
1054 /* Copy up the bottom of the region */
1055 gdk_draw_drawable (pixmap,
1056 drawing->drawing_area->style->black_gc,
1057 drawing->pixmap,
1058 0, y + height,
1059 0, y,
1060 drawing->width, drawing->height - y - height);
1061
1062 drawing->height-=height;
1063 }
1064
1065 if (drawing->pixmap)
1066 gdk_pixmap_unref(drawing->pixmap);
1067
1068 drawing->pixmap = pixmap;
1069
1070 gtk_widget_set_size_request(drawing->drawing_area,
1071 -1,
1072 drawing->height);
1073 gtk_widget_queue_resize_no_redraw(drawing->drawing_area);
1074 /* ask for the buffer to be redrawn */
1075 gtk_widget_queue_draw_area ( drawing->drawing_area,
1076 0, y,
1077 drawing->width, MAX(drawing->height-y, 1));
1078}
1079
1080void drawing_update_ruler(Drawing_t *drawing, TimeWindow *time_window)
1081{
1082 GtkRequisition req;
1083 GdkRectangle rect;
1084
1085 req.width = drawing->ruler->allocation.width;
1086 req.height = drawing->ruler->allocation.height;
1087
1088
1089 rect.x = 0;
1090 rect.y = 0;
1091 rect.width = req.width;
1092 rect.height = req.height;
1093
1094 gtk_widget_queue_draw(drawing->ruler);
1095 //gtk_widget_draw( drawing->ruler, &rect);
1096}
1097
1098/* Redraw the ruler */
1099static gboolean
1100expose_ruler( GtkWidget *widget, GdkEventExpose *event, gpointer user_data )
1101{
1102 Drawing_t *drawing = (Drawing_t*)user_data;
1103 TimeWindow time_window = lttvwindow_get_time_window(drawing->control_flow_data->tab);
1104 gchar text[255];
1105
1106 PangoContext *context;
1107 PangoLayout *layout;
1108 PangoAttribute *attribute;
1109 PangoFontDescription *FontDesc;
1110 gint Font_Size;
1111 PangoRectangle ink_rect;
1112 guint global_width=0;
1113 GdkColor foreground = { 0, 0, 0, 0 };
1114 GdkColor background = { 0, 0xffff, 0xffff, 0xffff };
1115
1116 LttTime window_end =
1117 ltt_time_add(time_window.time_width,
1118 time_window.start_time);
1119 LttTime half_width =
1120 ltt_time_div(time_window.time_width,2.0);
1121 LttTime window_middle =
1122 ltt_time_add(half_width,
1123 time_window.start_time);
1124 g_debug("ruler expose event");
1125
1126 gdk_draw_rectangle (drawing->ruler->window,
1127 drawing->ruler->style->white_gc,
1128 TRUE,
1129 event->area.x, event->area.y,
1130 event->area.width,
1131 event->area.height);
1132
1133 GdkGC *gc = gdk_gc_new(drawing->ruler->window);
1134 gdk_gc_copy(gc, drawing->ruler->style->black_gc);
1135 gdk_gc_set_line_attributes(gc,
1136 2,
1137 GDK_LINE_SOLID,
1138 GDK_CAP_BUTT,
1139 GDK_JOIN_MITER);
1140 gdk_draw_line (drawing->ruler->window,
1141 gc,
1142 event->area.x, 1,
1143 event->area.x + event->area.width, 1);
1144
1145
1146 snprintf(text, 255, "%lus\n%luns",
1147 time_window.start_time.tv_sec,
1148 time_window.start_time.tv_nsec);
1149
1150 layout = gtk_widget_create_pango_layout(drawing->drawing_area, NULL);
1151
1152 context = pango_layout_get_context(layout);
1153 FontDesc = pango_context_get_font_description(context);
1154
1155 pango_font_description_set_size(FontDesc, 6*PANGO_SCALE);
1156 pango_layout_context_changed(layout);
1157
1158 pango_layout_set_text(layout, text, -1);
1159 pango_layout_get_pixel_extents(layout, &ink_rect, NULL);
1160 global_width += ink_rect.width;
1161
1162 gdk_draw_layout_with_colors(drawing->ruler->window,
1163 gc,
1164 0,
1165 6,
1166 layout, &foreground, &background);
1167
1168 gdk_gc_set_line_attributes(gc,
1169 2,
1170 GDK_LINE_SOLID,
1171 GDK_CAP_ROUND,
1172 GDK_JOIN_ROUND);
1173
1174 gdk_draw_line (drawing->ruler->window,
1175 gc,
1176 1, 1,
1177 1, 7);
1178
1179
1180 snprintf(text, 255, "%lus\n%luns", window_end.tv_sec,
1181 window_end.tv_nsec);
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 if(global_width <= drawing->ruler->allocation.width)
1188 {
1189 gdk_draw_layout_with_colors(drawing->ruler->window,
1190 gc,
1191 drawing->ruler->allocation.width - ink_rect.width,
1192 6,
1193 layout, &foreground, &background);
1194
1195 gdk_gc_set_line_attributes(gc,
1196 2,
1197 GDK_LINE_SOLID,
1198 GDK_CAP_ROUND,
1199 GDK_JOIN_ROUND);
1200
1201 gdk_draw_line (drawing->ruler->window,
1202 gc,
1203 drawing->ruler->allocation.width-1, 1,
1204 drawing->ruler->allocation.width-1, 7);
1205 }
1206
1207
1208 snprintf(text, 255, "%lus\n%luns", window_middle.tv_sec,
1209 window_middle.tv_nsec);
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 if(global_width <= drawing->ruler->allocation.width)
1216 {
1217 gdk_draw_layout_with_colors(drawing->ruler->window,
1218 gc,
1219 (drawing->ruler->allocation.width - ink_rect.width)/2,
1220 6,
1221 layout, &foreground, &background);
1222
1223 gdk_gc_set_line_attributes(gc,
1224 2,
1225 GDK_LINE_SOLID,
1226 GDK_CAP_ROUND,
1227 GDK_JOIN_ROUND);
1228
1229 gdk_draw_line (drawing->ruler->window,
1230 gc,
1231 drawing->ruler->allocation.width/2, 1,
1232 drawing->ruler->allocation.width/2, 7);
1233
1234
1235
1236
1237 }
1238
1239 gdk_gc_unref(gc);
1240 g_object_unref(layout);
1241
1242 return FALSE;
1243}
1244
1245
1246/* notify mouse on ruler */
1247static gboolean
1248motion_notify_ruler(GtkWidget *widget, GdkEventMotion *event, gpointer user_data)
1249{
1250 //g_debug("motion");
1251 //eventually follow mouse and show time here
1252}
LTTng 2.x Viewer (LTTV)
This page took 0.027349 seconds and 4 git commands to generate.