1 /* This file is part of the Linux Trace Toolkit viewer
2 * Copyright (C) 2003-2004 Mathieu Desnoyers
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;
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.
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,
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>
29 #include "eventhooks.h"
31 #include "cfv-private.h"
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)
37 GdkColor drawing_colors
[NUM_COLORS
] =
38 { /* Pixel, R, G, B */
39 { 0, 0, 0, 0 }, /* COL_BLACK */
40 { 0, 0xFFFF, 0xFFFF, 0xFFFF }, /* COL_WHITE */
41 { 0, 0x0fff, 0xffff, 0xfff0 }, /* COL_WAIT_FORK */
42 { 0, 0xffff, 0xffff, 0x0000 }, /* COL_WAIT_CPU */
43 { 0, 0xffff, 0x0000, 0xffff }, /* COL_EXIT */
44 { 0, 0xffff, 0x0000, 0x0000 }, /* COL_WAIT */
45 { 0, 0x0000, 0xffff, 0x0000 } /* COL_RUN */
50 /*****************************************************************************
52 *****************************************************************************/
55 expose_ruler( GtkWidget
*widget
, GdkEventExpose
*event
, gpointer user_data
);
58 motion_notify_ruler(GtkWidget
*widget
, GdkEventMotion
*event
, gpointer user_data
);
61 /* Function responsible for updating the exposed area.
62 * It must do an events request to the lttvwindow API to ask for this update.
63 * Note : this function cannot clear the background, because it may
64 * erase drawing already present (SAFETY).
66 void drawing_data_request(Drawing_t
*drawing
,
72 if(width
< 0) return ;
73 if(height
< 0) return ;
75 if(drawing
->gc
== NULL
) {
76 drawing
->gc
= gdk_gc_new(drawing
->drawing_area
->window
);
77 gdk_gc_copy(drawing
->gc
, drawing
->drawing_area
->style
->black_gc
);
82 TimeWindow time_window
=
83 lttvwindow_get_time_window(drawing
->control_flow_data
->tab
);
85 ControlFlowData
*control_flow_data
= drawing
->control_flow_data
;
86 Tab
*tab
= control_flow_data
->tab
;
87 // (ControlFlowData*)g_object_get_data(
88 // G_OBJECT(drawing->drawing_area), "control_flow_data");
90 LttTime start
, time_end
;
91 LttTime window_end
= ltt_time_add(time_window
.time_width
,
92 time_window
.start_time
);
94 g_debug("req : window start_time : %u, %u", time_window
.start_time
.tv_sec
,
95 time_window
.start_time
.tv_nsec
);
97 g_debug("req : window time width : %u, %u", time_window
.time_width
.tv_sec
,
98 time_window
.time_width
.tv_nsec
);
100 g_debug("req : window_end : %u, %u", window_end
.tv_sec
,
103 g_debug("x is : %i, x+width is : %i", x
, x
+width
);
105 convert_pixels_to_time(drawing
->width
, x
,
106 time_window
.start_time
,
110 convert_pixels_to_time(drawing
->width
, x
+width
,
111 time_window
.start_time
,
115 EventsRequest
*events_request
= g_new(EventsRequest
, 1);
117 LttvHooks
*event
= lttv_hooks_new();
118 LttvHooks
*before_chunk_traceset
= lttv_hooks_new();
119 LttvHooks
*after_chunk_traceset
= lttv_hooks_new();
120 LttvHooks
*before_request_hook
= lttv_hooks_new();
121 LttvHooks
*after_request_hook
= lttv_hooks_new();
123 lttv_hooks_add(before_chunk_traceset
,
128 lttv_hooks_add(after_chunk_traceset
,
133 lttv_hooks_add(before_request_hook
,
138 lttv_hooks_add(after_request_hook
,
144 lttv_hooks_add(event
,
148 lttv_hooks_add(event
,
153 // Fill the events request
154 events_request
->owner
= control_flow_data
;
155 events_request
->viewer_data
= control_flow_data
;
156 events_request
->servicing
= FALSE
;
157 events_request
->start_time
= start
;
158 events_request
->start_position
= NULL
;
159 events_request
->stop_flag
= FALSE
;
160 events_request
->end_time
= time_end
;
161 events_request
->num_events
= G_MAXUINT
;
162 events_request
->end_position
= NULL
;
163 events_request
->before_chunk_traceset
= before_chunk_traceset
;
164 events_request
->before_chunk_trace
= NULL
;
165 events_request
->before_chunk_tracefile
= NULL
;
166 events_request
->event
= event
;
167 events_request
->event_by_id
= NULL
;
168 events_request
->after_chunk_tracefile
= NULL
;
169 events_request
->after_chunk_trace
= NULL
;
170 events_request
->after_chunk_traceset
= after_chunk_traceset
;
171 events_request
->before_request
= before_request_hook
;
172 events_request
->after_request
= after_request_hook
;
174 g_debug("req : start : %u, %u", start
.tv_sec
,
177 g_debug("req : end : %u, %u", time_end
.tv_sec
,
180 lttvwindow_events_request_remove_all(tab
,
182 lttvwindow_events_request(tab
, events_request
);
186 static void set_last_start(gpointer key
, gpointer value
, gpointer user_data
)
188 ProcessInfo
*process_info
= (ProcessInfo
*)key
;
189 HashedProcessData
*hashed_process_data
= (HashedProcessData
*)value
;
190 guint x
= (guint
)user_data
;
192 hashed_process_data
->x
= x
;
197 void drawing_data_request_begin(EventsRequest
*events_request
, LttvTracesetState
*tss
)
199 g_debug("Begin of data request");
200 ControlFlowData
*cfd
= events_request
->viewer_data
;
201 LttvTracesetContext
*tsc
= LTTV_TRACESET_CONTEXT(tss
);
202 TimeWindow time_window
=
203 lttvwindow_get_time_window(cfd
->tab
);
204 LttTime end_time
= ltt_time_add(time_window
.start_time
,
205 time_window
.time_width
);
206 guint width
= cfd
->drawing
->width
;
209 cfd
->drawing
->last_start
= events_request
->start_time
;
211 convert_time_to_pixels(
212 time_window
.start_time
,
214 events_request
->start_time
,
218 g_hash_table_foreach(cfd
->process_list
->process_hash
, set_last_start
,
222 void drawing_chunk_begin(EventsRequest
*events_request
, LttvTracesetState
*tss
)
224 g_debug("Begin of chunk");
225 ControlFlowData
*cfd
= events_request
->viewer_data
;
226 LttvTracesetContext
*tsc
= LTTV_TRACESET_CONTEXT(tss
);
227 LttTime current_time
= lttv_traceset_context_get_current_tfc(tsc
)->timestamp
;
229 cfd
->drawing
->last_start
= LTT_TIME_MIN(current_time
,
230 events_request
->end_time
);
234 void drawing_request_expose(EventsRequest
*events_request
,
235 LttvTracesetState
*tss
,
238 gint x
, x_end
, width
;
240 ControlFlowData
*cfd
= events_request
->viewer_data
;
241 LttvTracesetContext
*tsc
= LTTV_TRACESET_CONTEXT(tss
);
242 Drawing_t
*drawing
= cfd
->drawing
;
244 TimeWindow time_window
=
245 lttvwindow_get_time_window(cfd
->tab
);
247 g_debug("request expose");
249 LttTime window_end
= ltt_time_add(time_window
.time_width
,
250 time_window
.start_time
);
252 convert_time_to_pixels(
253 time_window
.start_time
,
255 cfd
->drawing
->last_start
,
259 convert_time_to_pixels(
260 time_window
.start_time
,
268 drawing
->damage_begin
= x
+width
;
269 //drawing->damage_end = drawing->width;
271 /* ask for the buffer to be redrawn */
273 //gtk_widget_queue_draw_area ( drawing->drawing_area,
275 // drawing->width, drawing->height);
278 * will need more precise pixel_to_time and time_to_pixel conversion
279 * functions to redraw only the needed area. */
280 gtk_widget_queue_draw_area ( drawing
->drawing_area
,
282 width
, drawing
->height
);
290 /* Create a new backing pixmap of the appropriate size */
291 /* As the scaling will always change, it's of no use to copy old
294 * Only change the size if width changes. The height is specified and changed
295 * when process ID are added or removed from the process list.
298 configure_event( GtkWidget
*widget
, GdkEventConfigure
*event
,
301 Drawing_t
*drawing
= (Drawing_t
*)user_data
;
304 /* First, get the new time interval of the main window */
305 /* we assume (see documentation) that the main window
306 * has updated the time interval before this configure gets
309 //lttvwindow_get_time_window(drawing->control_flow_data->mw,
310 // &drawing->control_flow_data->time_window);
312 /* New pixmap, size of the configure event */
313 //GdkPixmap *pixmap = gdk_pixmap_new(widget->window,
314 // widget->allocation.width + SAFETY,
315 // widget->allocation.height + SAFETY,
318 if(widget
->allocation
.width
!= drawing
->width
) {
319 g_debug("drawing configure event");
320 g_debug("New alloc draw size : %i by %i",widget
->allocation
.width
,
321 widget
->allocation
.height
);
325 gdk_pixmap_unref(drawing
->pixmap
);
327 drawing
->width
= widget
->allocation
.width
;
328 //drawing->height = widget->allocation.height;
330 drawing
->pixmap
= gdk_pixmap_new(widget
->window
,
331 drawing
->width
+ SAFETY
,
334 //ProcessList_get_height
335 // (GuiControlFlow_get_process_list(drawing->control_flow_data)),
339 gdk_draw_rectangle (drawing
->pixmap
,
340 widget
->style
->black_gc
,
343 drawing
->width
+SAFETY
,
346 //g_info("init data request");
349 /* Initial data request */
350 /* no, do initial data request in the expose event */
351 // Do not need to ask for data of 1 pixel : not synchronized with
352 // main window time at this moment.
353 //drawing_data_request(drawing, &drawing->pixmap, 0, 0,
354 // widget->allocation.width,
355 // widget->allocation.height);
357 //drawing->width = widget->allocation.width;
358 //drawing->height = widget->allocation.height;
360 drawing
->damage_begin
= 0;
361 drawing
->damage_end
= widget
->allocation
.width
;
363 if(drawing
->damage_begin
< drawing
->damage_end
)
365 drawing_data_request(drawing
,
367 drawing
->damage_begin
,
369 drawing
->damage_end
- drawing
->damage_begin
,
377 /* Redraw the screen from the backing pixmap */
379 expose_event( GtkWidget
*widget
, GdkEventExpose
*event
, gpointer user_data
)
381 Drawing_t
*drawing
= (Drawing_t
*)user_data
;
383 ControlFlowData
*control_flow_data
=
384 (ControlFlowData
*)g_object_get_data(
386 "control_flow_data");
388 TimeWindow time_window
=
389 lttvwindow_get_time_window(control_flow_data
->tab
);
390 LttTime current_time
=
391 lttvwindow_get_current_time(control_flow_data
->tab
);
395 LttTime window_end
= ltt_time_add(time_window
.time_width
,
396 time_window
.start_time
);
399 /* update the screen from the pixmap buffer */
400 gdk_draw_pixmap(widget
->window
,
401 widget
->style
->fg_gc
[GTK_WIDGET_STATE (widget
)],
403 event
->area
.x
, event
->area
.y
,
404 event
->area
.x
, event
->area
.y
,
405 event
->area
.width
, event
->area
.height
);
408 if(ltt_time_compare(time_window
.start_time
, current_time
) <= 0 &&
409 ltt_time_compare(window_end
, current_time
) >= 0)
411 /* Draw the dotted lines */
412 convert_time_to_pixels(
413 time_window
.start_time
,
420 if(drawing
->dotted_gc
== NULL
) {
422 drawing
->dotted_gc
= gdk_gc_new(drawing
->drawing_area
->window
);
423 gdk_gc_copy(drawing
->dotted_gc
, widget
->style
->white_gc
);
425 gint8 dash_list
[] = { 1, 2 };
426 gdk_gc_set_line_attributes(drawing
->dotted_gc
,
428 GDK_LINE_ON_OFF_DASH
,
431 gdk_gc_set_dashes(drawing
->dotted_gc
,
437 drawing_draw_line(NULL
, widget
->window
,
439 cursor_x
, drawing
->height
,
446 after_expose_event( GtkWidget
*widget
, GdkEventExpose
*event
, gpointer user_data
)
449 g_debug("AFTER EXPOSE");
459 button_press_event( GtkWidget
*widget
, GdkEventButton
*event
, gpointer user_data
)
461 ControlFlowData
*control_flow_data
=
462 (ControlFlowData
*)g_object_get_data(
464 "control_flow_data");
465 Drawing_t
*drawing
= control_flow_data
->drawing
;
466 TimeWindow time_window
=
467 lttvwindow_get_time_window(control_flow_data
->tab
);
470 if(event
->button
== 1)
474 LttTime window_end
= ltt_time_add(time_window
.time_width
,
475 time_window
.start_time
);
478 /* left mouse button click */
479 g_debug("x click is : %f", event
->x
);
481 convert_pixels_to_time(drawing
->width
, (guint
)event
->x
,
482 time_window
.start_time
,
486 lttvwindow_report_current_time(control_flow_data
->tab
, time
);
494 scrollbar_size_allocate(GtkWidget
*widget
,
495 GtkAllocation
*allocation
,
498 Drawing_t
*drawing
= (Drawing_t
*)user_data
;
500 gtk_widget_set_size_request(drawing
->padding
, allocation
->width
, -1);
501 //gtk_widget_queue_resize(drawing->padding);
502 //gtk_widget_queue_resize(drawing->ruler);
503 gtk_container_check_resize(GTK_CONTAINER(drawing
->ruler_hbox
));
509 Drawing_t
*drawing_construct(ControlFlowData
*control_flow_data
)
511 Drawing_t
*drawing
= g_new(Drawing_t
, 1);
513 drawing
->control_flow_data
= control_flow_data
;
515 drawing
->vbox
= gtk_vbox_new(FALSE
, 1);
518 drawing
->ruler_hbox
= gtk_hbox_new(FALSE
, 1);
519 drawing
->ruler
= gtk_drawing_area_new ();
520 //gtk_widget_set_size_request(drawing->ruler, -1, 27);
522 drawing
->padding
= gtk_drawing_area_new ();
523 //gtk_widget_set_size_request(drawing->padding, -1, 27);
524 gtk_box_pack_start(GTK_BOX(drawing
->ruler_hbox
), drawing
->ruler
,
526 gtk_box_pack_end(GTK_BOX(drawing
->ruler_hbox
), drawing
->padding
,
531 drawing
->drawing_area
= gtk_drawing_area_new ();
535 drawing
->hbox
= gtk_hbox_new(FALSE
, 1);
536 drawing
->viewport
= gtk_viewport_new(NULL
, control_flow_data
->v_adjust
);
537 drawing
->scrollbar
= gtk_vscrollbar_new(control_flow_data
->v_adjust
);
538 gtk_box_pack_start(GTK_BOX(drawing
->hbox
), drawing
->viewport
,
540 gtk_box_pack_end(GTK_BOX(drawing
->hbox
), drawing
->scrollbar
,
543 //drawing->scrolled_window =
544 // gtk_scrolled_window_new (NULL,
545 // control_flow_data->v_adjust);
547 //gtk_scrolled_window_set_policy(
548 // GTK_SCROLLED_WINDOW(drawing->scrolled_window),
550 // GTK_POLICY_AUTOMATIC);
552 gtk_container_add(GTK_CONTAINER(drawing
->viewport
),
553 drawing
->drawing_area
);
554 //gtk_scrolled_window_add_with_viewport(
555 // GTK_SCROLLED_WINDOW(drawing->scrolled_window),
556 // drawing->drawing_area);
558 gtk_box_pack_start(GTK_BOX(drawing
->vbox
), drawing
->ruler_hbox
,
560 gtk_box_pack_end(GTK_BOX(drawing
->vbox
), drawing
->hbox
,
563 drawing
->pango_layout
=
564 gtk_widget_create_pango_layout(drawing
->drawing_area
, NULL
);
566 drawing
->dotted_gc
= NULL
;
572 drawing
->damage_begin
= 0;
573 drawing
->damage_end
= 0;
575 //gtk_widget_set_size_request(drawing->drawing_area->window, 50, 50);
576 g_object_set_data_full(
577 G_OBJECT(drawing
->drawing_area
),
580 (GDestroyNotify
)drawing_destroy
);
583 G_OBJECT(drawing
->ruler
),
588 //gtk_widget_modify_bg( drawing->drawing_area,
590 // &CF_Colors[BLACK]);
592 //gdk_window_get_geometry(drawing->drawing_area->window,
594 // &(drawing->width),
595 // &(drawing->height),
598 //drawing->pixmap = gdk_pixmap_new(
599 // drawing->drawing_area->window,
604 drawing
->pixmap
= NULL
;
606 // drawing->pixmap = gdk_pixmap_new(drawing->drawing_area->window,
607 // drawing->drawing_area->allocation.width,
608 // drawing->drawing_area->allocation.height,
611 g_signal_connect (G_OBJECT(drawing
->drawing_area
),
613 G_CALLBACK (configure_event
),
616 g_signal_connect (G_OBJECT(drawing
->ruler
),
618 G_CALLBACK(expose_ruler
),
621 gtk_widget_add_events(drawing
->ruler
, GDK_POINTER_MOTION_MASK
);
623 g_signal_connect (G_OBJECT(drawing
->ruler
),
624 "motion-notify-event",
625 G_CALLBACK(motion_notify_ruler
),
629 g_signal_connect (G_OBJECT(drawing
->scrollbar
),
631 G_CALLBACK(scrollbar_size_allocate
),
636 g_signal_connect (G_OBJECT(drawing
->drawing_area
),
638 G_CALLBACK (expose_event
),
641 g_signal_connect_after (G_OBJECT(drawing
->drawing_area
),
643 G_CALLBACK (after_expose_event
),
646 g_signal_connect (G_OBJECT(drawing
->drawing_area
),
647 "button-press-event",
648 G_CALLBACK (button_press_event
),
651 gtk_widget_show(drawing
->ruler
);
652 gtk_widget_show(drawing
->padding
);
653 gtk_widget_show(drawing
->ruler_hbox
);
655 gtk_widget_show(drawing
->drawing_area
);
656 //gtk_widget_show(drawing->scrolled_window);
657 gtk_widget_show(drawing
->viewport
);
658 gtk_widget_show(drawing
->scrollbar
);
659 gtk_widget_show(drawing
->hbox
);
665 void drawing_destroy(Drawing_t
*drawing
)
667 g_info("drawing_destroy %p", drawing
);
668 // Do not unref here, Drawing_t destroyed by it's widget.
669 //g_object_unref( G_OBJECT(drawing->drawing_area));
670 if(drawing
->gc
!= NULL
)
671 gdk_gc_unref(drawing
->gc
);
673 g_free(drawing
->pango_layout
);
674 if(!drawing
->dotted_gc
) gdk_gc_unref(drawing
->dotted_gc
);
676 g_info("drawing_destroy end");
679 GtkWidget
*drawing_get_drawing_area(Drawing_t
*drawing
)
681 return drawing
->drawing_area
;
684 GtkWidget
*drawing_get_widget(Drawing_t
*drawing
)
686 return drawing
->vbox
;
689 /* convert_pixels_to_time
691 * Convert from window pixel and time interval to an absolute time.
693 //FIXME : could need ceil and floor versions of this function
694 void convert_pixels_to_time(
697 LttTime window_time_begin
,
698 LttTime window_time_end
,
701 LttTime window_time_interval
;
703 window_time_interval
= ltt_time_sub(window_time_end
,
705 *time
= ltt_time_mul(window_time_interval
, (x
/(float)width
));
706 *time
= ltt_time_add(window_time_begin
, *time
);
709 //FIXME : could need ceil and floor versions of this function
711 void convert_time_to_pixels(
712 LttTime window_time_begin
,
713 LttTime window_time_end
,
718 LttTime window_time_interval
;
719 double interval_double
, time_double
;
721 g_assert(ltt_time_compare(window_time_begin
, time
) <= 0 &&
722 ltt_time_compare(window_time_end
, time
) >= 0);
724 window_time_interval
= ltt_time_sub(window_time_end
,window_time_begin
);
726 time
= ltt_time_sub(time
, window_time_begin
);
728 /* LttTime to double conversions here should really be under 4000 hours.. */
729 interval_double
= ltt_time_to_double(window_time_interval
);
730 time_double
= ltt_time_to_double(time
);
732 *x
= (guint
)(time_double
/interval_double
* width
);
736 void drawing_draw_line( Drawing_t
*drawing
,
742 gdk_draw_line (pixmap
,
747 void drawing_clear(Drawing_t
*drawing
)
750 gdk_pixmap_unref(drawing
->pixmap
);
753 /* Allocate a new pixmap with new height */
754 drawing
->pixmap
= gdk_pixmap_new(drawing
->drawing_area
->window
,
755 drawing
->width
+ SAFETY
,
759 gtk_widget_set_size_request(drawing
->drawing_area
,
762 gtk_widget_queue_resize_no_redraw(drawing
->drawing_area
);
764 /* ask for the buffer to be redrawn */
765 gtk_widget_queue_draw_area ( drawing
->drawing_area
,
767 drawing
->width
, drawing
->height
);
771 /* Insert a square corresponding to a new process in the list */
772 /* Applies to whole drawing->width */
773 void drawing_insert_square(Drawing_t
*drawing
,
777 //GdkRectangle update_rect;
779 /* Allocate a new pixmap with new height */
780 GdkPixmap
*pixmap
= gdk_pixmap_new(drawing
->drawing_area
->window
,
781 drawing
->width
+ SAFETY
,
782 drawing
->height
+ height
,
785 /* Copy the high region */
786 gdk_draw_drawable (pixmap
,
787 drawing
->drawing_area
->style
->black_gc
,
791 drawing
->width
+ SAFETY
, y
);
796 /* add an empty square */
797 gdk_draw_rectangle (pixmap
,
798 drawing
->drawing_area
->style
->black_gc
,
801 drawing
->width
+ SAFETY
, // do not overlap
806 /* copy the bottom of the region */
807 gdk_draw_drawable (pixmap
,
808 drawing
->drawing_area
->style
->black_gc
,
812 drawing
->width
+SAFETY
, drawing
->height
- y
);
816 gdk_pixmap_unref(drawing
->pixmap
);
818 drawing
->pixmap
= pixmap
;
820 if(drawing
->height
==1) drawing
->height
= height
;
821 else drawing
->height
+= height
;
823 gtk_widget_set_size_request(drawing
->drawing_area
,
826 gtk_widget_queue_resize_no_redraw(drawing
->drawing_area
);
828 /* ask for the buffer to be redrawn */
829 gtk_widget_queue_draw_area ( drawing
->drawing_area
,
831 drawing
->width
, drawing
->height
-y
);
835 /* Remove a square corresponding to a removed process in the list */
836 void drawing_remove_square(Drawing_t
*drawing
,
842 if(drawing
->height
== height
) {
843 pixmap
= gdk_pixmap_new(
844 drawing
->drawing_area
->window
,
845 drawing
->width
+ SAFETY
,
850 /* Allocate a new pixmap with new height */
851 pixmap
= gdk_pixmap_new(
852 drawing
->drawing_area
->window
,
853 drawing
->width
+ SAFETY
,
854 drawing
->height
- height
,
857 /* Copy the high region */
858 gdk_draw_drawable (pixmap
,
859 drawing
->drawing_area
->style
->black_gc
,
863 drawing
->width
+ SAFETY
, y
);
865 /* Copy up the bottom of the region */
866 gdk_draw_drawable (pixmap
,
867 drawing
->drawing_area
->style
->black_gc
,
871 drawing
->width
, drawing
->height
- y
- height
);
873 drawing
->height
-=height
;
877 gdk_pixmap_unref(drawing
->pixmap
);
879 drawing
->pixmap
= pixmap
;
881 gtk_widget_set_size_request(drawing
->drawing_area
,
884 gtk_widget_queue_resize_no_redraw(drawing
->drawing_area
);
885 /* ask for the buffer to be redrawn */
886 gtk_widget_queue_draw_area ( drawing
->drawing_area
,
888 drawing
->width
, MAX(drawing
->height
-y
, 1));
891 void drawing_update_ruler(Drawing_t
*drawing
, TimeWindow
*time_window
)
896 req
.width
= drawing
->ruler
->allocation
.width
;
897 req
.height
= drawing
->ruler
->allocation
.height
;
902 rect
.width
= req
.width
;
903 rect
.height
= req
.height
;
905 gtk_widget_queue_draw(drawing
->ruler
);
906 //gtk_widget_draw( drawing->ruler, &rect);
909 /* Redraw the ruler */
911 expose_ruler( GtkWidget
*widget
, GdkEventExpose
*event
, gpointer user_data
)
913 Drawing_t
*drawing
= (Drawing_t
*)user_data
;
914 TimeWindow time_window
= lttvwindow_get_time_window(drawing
->control_flow_data
->tab
);
917 PangoContext
*context
;
919 PangoAttribute
*attribute
;
920 PangoFontDescription
*FontDesc
;
922 PangoRectangle ink_rect
;
923 guint global_width
=0;
924 GdkColor foreground
= { 0, 0, 0, 0 };
925 GdkColor background
= { 0, 0xffff, 0xffff, 0xffff };
928 ltt_time_add(time_window
.time_width
,
929 time_window
.start_time
);
931 ltt_time_div(time_window
.time_width
,2.0);
932 LttTime window_middle
=
933 ltt_time_add(half_width
,
934 time_window
.start_time
);
935 g_debug("ruler expose event");
937 gdk_draw_rectangle (drawing
->ruler
->window
,
938 drawing
->ruler
->style
->white_gc
,
940 event
->area
.x
, event
->area
.y
,
944 GdkGC
*gc
= gdk_gc_new(drawing
->ruler
->window
);
945 gdk_gc_copy(gc
, drawing
->ruler
->style
->black_gc
);
946 gdk_gc_set_line_attributes(gc
,
951 gdk_draw_line (drawing
->ruler
->window
,
954 event
->area
.x
+ event
->area
.width
, 1);
957 snprintf(text
, 255, "%lus\n%luns",
958 time_window
.start_time
.tv_sec
,
959 time_window
.start_time
.tv_nsec
);
961 layout
= gtk_widget_create_pango_layout(drawing
->drawing_area
, NULL
);
963 context
= pango_layout_get_context(layout
);
964 FontDesc
= pango_context_get_font_description(context
);
966 pango_font_description_set_size(FontDesc
, 6*PANGO_SCALE
);
967 pango_layout_context_changed(layout
);
969 pango_layout_set_text(layout
, text
, -1);
970 pango_layout_get_pixel_extents(layout
, &ink_rect
, NULL
);
971 global_width
+= ink_rect
.width
;
973 gdk_draw_layout_with_colors(drawing
->ruler
->window
,
977 layout
, &foreground
, &background
);
979 gdk_gc_set_line_attributes(gc
,
985 gdk_draw_line (drawing
->ruler
->window
,
991 snprintf(text
, 255, "%lus\n%luns", window_end
.tv_sec
,
994 pango_layout_set_text(layout
, text
, -1);
995 pango_layout_get_pixel_extents(layout
, &ink_rect
, NULL
);
996 global_width
+= ink_rect
.width
;
998 if(global_width
<= drawing
->ruler
->allocation
.width
)
1000 gdk_draw_layout_with_colors(drawing
->ruler
->window
,
1002 drawing
->ruler
->allocation
.width
- ink_rect
.width
,
1004 layout
, &foreground
, &background
);
1006 gdk_gc_set_line_attributes(gc
,
1012 gdk_draw_line (drawing
->ruler
->window
,
1014 drawing
->ruler
->allocation
.width
-1, 1,
1015 drawing
->ruler
->allocation
.width
-1, 7);
1019 snprintf(text
, 255, "%lus\n%luns", window_middle
.tv_sec
,
1020 window_middle
.tv_nsec
);
1022 pango_layout_set_text(layout
, text
, -1);
1023 pango_layout_get_pixel_extents(layout
, &ink_rect
, NULL
);
1024 global_width
+= ink_rect
.width
;
1026 if(global_width
<= drawing
->ruler
->allocation
.width
)
1028 gdk_draw_layout_with_colors(drawing
->ruler
->window
,
1030 (drawing
->ruler
->allocation
.width
- ink_rect
.width
)/2,
1032 layout
, &foreground
, &background
);
1034 gdk_gc_set_line_attributes(gc
,
1040 gdk_draw_line (drawing
->ruler
->window
,
1042 drawing
->ruler
->allocation
.width
/2, 1,
1043 drawing
->ruler
->allocation
.width
/2, 7);
1051 g_object_unref(layout
);
1057 /* notify mouse on ruler */
1059 motion_notify_ruler(GtkWidget
*widget
, GdkEventMotion
*event
, gpointer user_data
)
1061 //g_debug("motion");
1062 //eventually follow mouse and show time here