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, 0xfffF }, /* COL_WAIT_FORK : pale blue */
42 { 0, 0xffff, 0xffff, 0x0000 }, /* COL_WAIT_CPU : yeallow */
43 { 0, 0xffff, 0x0000, 0xffff }, /* COL_ZOMBIE : purple */
44 { 0, 0xffff, 0x0000, 0x0000 }, /* COL_WAIT : red */
45 { 0, 0x0000, 0xffff, 0x0000 } /* COL_RUN : green */
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
,
143 /* FIXME : hooks are registered global instead of by ID.
144 * This is due to the lack of granularity of main window's events requests.
145 * Should be fixed for gain of performance.
147 lttv_hooks_add(event
,
148 before_schedchange_hook
,
151 lttv_hooks_add(event
,
152 after_schedchange_hook
,
156 lttv_hooks_add(event
,
157 before_execmode_hook
,
160 lttv_hooks_add(event
,
165 lttv_hooks_add(event
,
170 // Fill the events request
171 events_request
->owner
= control_flow_data
;
172 events_request
->viewer_data
= control_flow_data
;
173 events_request
->servicing
= FALSE
;
174 events_request
->start_time
= start
;
175 events_request
->start_position
= NULL
;
176 events_request
->stop_flag
= FALSE
;
177 events_request
->end_time
= time_end
;
178 events_request
->num_events
= G_MAXUINT
;
179 events_request
->end_position
= NULL
;
180 events_request
->before_chunk_traceset
= before_chunk_traceset
;
181 events_request
->before_chunk_trace
= NULL
;
182 events_request
->before_chunk_tracefile
= NULL
;
183 events_request
->event
= event
;
184 events_request
->event_by_id
= NULL
;
185 events_request
->after_chunk_tracefile
= NULL
;
186 events_request
->after_chunk_trace
= NULL
;
187 events_request
->after_chunk_traceset
= after_chunk_traceset
;
188 events_request
->before_request
= before_request_hook
;
189 events_request
->after_request
= after_request_hook
;
191 g_debug("req : start : %u, %u", start
.tv_sec
,
194 g_debug("req : end : %u, %u", time_end
.tv_sec
,
197 lttvwindow_events_request_remove_all(tab
,
199 lttvwindow_events_request(tab
, events_request
);
203 static void set_last_start(gpointer key
, gpointer value
, gpointer user_data
)
205 ProcessInfo
*process_info
= (ProcessInfo
*)key
;
206 HashedProcessData
*hashed_process_data
= (HashedProcessData
*)value
;
207 guint x
= (guint
)user_data
;
209 hashed_process_data
->x
= x
;
214 void drawing_data_request_begin(EventsRequest
*events_request
, LttvTracesetState
*tss
)
216 g_debug("Begin of data request");
217 ControlFlowData
*cfd
= events_request
->viewer_data
;
218 LttvTracesetContext
*tsc
= LTTV_TRACESET_CONTEXT(tss
);
219 TimeWindow time_window
=
220 lttvwindow_get_time_window(cfd
->tab
);
221 LttTime end_time
= ltt_time_add(time_window
.start_time
,
222 time_window
.time_width
);
223 guint width
= cfd
->drawing
->width
;
226 cfd
->drawing
->last_start
= events_request
->start_time
;
228 convert_time_to_pixels(
229 time_window
.start_time
,
231 events_request
->start_time
,
235 g_hash_table_foreach(cfd
->process_list
->process_hash
, set_last_start
,
239 void drawing_chunk_begin(EventsRequest
*events_request
, LttvTracesetState
*tss
)
241 g_debug("Begin of chunk");
242 ControlFlowData
*cfd
= events_request
->viewer_data
;
243 LttvTracesetContext
*tsc
= LTTV_TRACESET_CONTEXT(tss
);
244 LttTime current_time
= lttv_traceset_context_get_current_tfc(tsc
)->timestamp
;
246 //cfd->drawing->last_start = LTT_TIME_MIN(current_time,
247 // events_request->end_time);
251 void drawing_request_expose(EventsRequest
*events_request
,
252 LttvTracesetState
*tss
,
255 gint x
, x_end
, width
;
257 ControlFlowData
*cfd
= events_request
->viewer_data
;
258 LttvTracesetContext
*tsc
= LTTV_TRACESET_CONTEXT(tss
);
259 Drawing_t
*drawing
= cfd
->drawing
;
261 TimeWindow time_window
=
262 lttvwindow_get_time_window(cfd
->tab
);
264 g_debug("request expose");
266 LttTime window_end
= ltt_time_add(time_window
.time_width
,
267 time_window
.start_time
);
269 convert_time_to_pixels(
270 time_window
.start_time
,
272 cfd
->drawing
->last_start
,
277 convert_time_to_pixels(
278 time_window
.start_time
,
283 x
= drawing
->damage_begin
;
284 // x_end = drawing->damage_end;
287 drawing
->damage_begin
= x
+width
;
288 //drawing->damage_end = drawing->width;
290 /* ask for the buffer to be redrawn */
292 //gtk_widget_queue_draw_area ( drawing->drawing_area,
294 // drawing->width, drawing->height);
297 * will need more precise pixel_to_time and time_to_pixel conversion
298 * functions to redraw only the needed area. */
299 gtk_widget_queue_draw_area ( drawing
->drawing_area
,
301 width
, drawing
->height
);
309 /* Create a new backing pixmap of the appropriate size */
310 /* As the scaling will always change, it's of no use to copy old
313 * Only change the size if width changes. The height is specified and changed
314 * when process ID are added or removed from the process list.
317 configure_event( GtkWidget
*widget
, GdkEventConfigure
*event
,
320 Drawing_t
*drawing
= (Drawing_t
*)user_data
;
323 /* First, get the new time interval of the main window */
324 /* we assume (see documentation) that the main window
325 * has updated the time interval before this configure gets
328 //lttvwindow_get_time_window(drawing->control_flow_data->mw,
329 // &drawing->control_flow_data->time_window);
331 /* New pixmap, size of the configure event */
332 //GdkPixmap *pixmap = gdk_pixmap_new(widget->window,
333 // widget->allocation.width + SAFETY,
334 // widget->allocation.height + SAFETY,
337 if(widget
->allocation
.width
!= drawing
->width
) {
338 g_debug("drawing configure event");
339 g_debug("New alloc draw size : %i by %i",widget
->allocation
.width
,
340 widget
->allocation
.height
);
344 gdk_pixmap_unref(drawing
->pixmap
);
346 drawing
->width
= widget
->allocation
.width
;
347 //drawing->height = widget->allocation.height;
349 drawing
->pixmap
= gdk_pixmap_new(widget
->window
,
350 drawing
->width
+ SAFETY
,
353 //ProcessList_get_height
354 // (GuiControlFlow_get_process_list(drawing->control_flow_data)),
358 gdk_draw_rectangle (drawing
->pixmap
,
359 widget
->style
->black_gc
,
362 drawing
->width
+SAFETY
,
365 //g_info("init data request");
368 /* Initial data request */
369 /* no, do initial data request in the expose event */
370 // Do not need to ask for data of 1 pixel : not synchronized with
371 // main window time at this moment.
372 //drawing_data_request(drawing, &drawing->pixmap, 0, 0,
373 // widget->allocation.width,
374 // widget->allocation.height);
376 //drawing->width = widget->allocation.width;
377 //drawing->height = widget->allocation.height;
379 drawing
->damage_begin
= 0;
380 drawing
->damage_end
= widget
->allocation
.width
;
382 if(drawing
->damage_begin
< drawing
->damage_end
)
384 drawing_data_request(drawing
,
386 drawing
->damage_begin
,
388 drawing
->damage_end
- drawing
->damage_begin
,
396 /* Redraw the screen from the backing pixmap */
398 expose_event( GtkWidget
*widget
, GdkEventExpose
*event
, gpointer user_data
)
400 Drawing_t
*drawing
= (Drawing_t
*)user_data
;
402 ControlFlowData
*control_flow_data
=
403 (ControlFlowData
*)g_object_get_data(
405 "control_flow_data");
407 TimeWindow time_window
=
408 lttvwindow_get_time_window(control_flow_data
->tab
);
409 LttTime current_time
=
410 lttvwindow_get_current_time(control_flow_data
->tab
);
414 LttTime window_end
= ltt_time_add(time_window
.time_width
,
415 time_window
.start_time
);
418 /* update the screen from the pixmap buffer */
419 gdk_draw_pixmap(widget
->window
,
420 widget
->style
->fg_gc
[GTK_WIDGET_STATE (widget
)],
422 event
->area
.x
, event
->area
.y
,
423 event
->area
.x
, event
->area
.y
,
424 event
->area
.width
, event
->area
.height
);
427 if(ltt_time_compare(time_window
.start_time
, current_time
) <= 0 &&
428 ltt_time_compare(window_end
, current_time
) >= 0)
430 /* Draw the dotted lines */
431 convert_time_to_pixels(
432 time_window
.start_time
,
439 if(drawing
->dotted_gc
== NULL
) {
441 drawing
->dotted_gc
= gdk_gc_new(drawing
->drawing_area
->window
);
442 gdk_gc_copy(drawing
->dotted_gc
, widget
->style
->white_gc
);
444 gint8 dash_list
[] = { 1, 2 };
445 gdk_gc_set_line_attributes(drawing
->dotted_gc
,
447 GDK_LINE_ON_OFF_DASH
,
450 gdk_gc_set_dashes(drawing
->dotted_gc
,
456 drawing_draw_line(NULL
, widget
->window
,
458 cursor_x
, drawing
->height
,
465 after_expose_event( GtkWidget
*widget
, GdkEventExpose
*event
, gpointer user_data
)
468 g_debug("AFTER EXPOSE");
478 button_press_event( GtkWidget
*widget
, GdkEventButton
*event
, gpointer user_data
)
480 ControlFlowData
*control_flow_data
=
481 (ControlFlowData
*)g_object_get_data(
483 "control_flow_data");
484 Drawing_t
*drawing
= control_flow_data
->drawing
;
485 TimeWindow time_window
=
486 lttvwindow_get_time_window(control_flow_data
->tab
);
489 if(event
->button
== 1)
493 LttTime window_end
= ltt_time_add(time_window
.time_width
,
494 time_window
.start_time
);
497 /* left mouse button click */
498 g_debug("x click is : %f", event
->x
);
500 convert_pixels_to_time(drawing
->width
, (guint
)event
->x
,
501 time_window
.start_time
,
505 lttvwindow_report_current_time(control_flow_data
->tab
, time
);
513 scrollbar_size_allocate(GtkWidget
*widget
,
514 GtkAllocation
*allocation
,
517 Drawing_t
*drawing
= (Drawing_t
*)user_data
;
519 gtk_widget_set_size_request(drawing
->padding
, allocation
->width
, -1);
520 //gtk_widget_queue_resize(drawing->padding);
521 //gtk_widget_queue_resize(drawing->ruler);
522 gtk_container_check_resize(GTK_CONTAINER(drawing
->ruler_hbox
));
528 Drawing_t
*drawing_construct(ControlFlowData
*control_flow_data
)
530 Drawing_t
*drawing
= g_new(Drawing_t
, 1);
532 drawing
->control_flow_data
= control_flow_data
;
534 drawing
->vbox
= gtk_vbox_new(FALSE
, 1);
537 drawing
->ruler_hbox
= gtk_hbox_new(FALSE
, 1);
538 drawing
->ruler
= gtk_drawing_area_new ();
539 //gtk_widget_set_size_request(drawing->ruler, -1, 27);
541 drawing
->padding
= gtk_drawing_area_new ();
542 //gtk_widget_set_size_request(drawing->padding, -1, 27);
543 gtk_box_pack_start(GTK_BOX(drawing
->ruler_hbox
), drawing
->ruler
,
545 gtk_box_pack_end(GTK_BOX(drawing
->ruler_hbox
), drawing
->padding
,
550 drawing
->drawing_area
= gtk_drawing_area_new ();
554 drawing
->hbox
= gtk_hbox_new(FALSE
, 1);
555 drawing
->viewport
= gtk_viewport_new(NULL
, control_flow_data
->v_adjust
);
556 drawing
->scrollbar
= gtk_vscrollbar_new(control_flow_data
->v_adjust
);
557 gtk_box_pack_start(GTK_BOX(drawing
->hbox
), drawing
->viewport
,
559 gtk_box_pack_end(GTK_BOX(drawing
->hbox
), drawing
->scrollbar
,
562 //drawing->scrolled_window =
563 // gtk_scrolled_window_new (NULL,
564 // control_flow_data->v_adjust);
566 //gtk_scrolled_window_set_policy(
567 // GTK_SCROLLED_WINDOW(drawing->scrolled_window),
569 // GTK_POLICY_AUTOMATIC);
571 gtk_container_add(GTK_CONTAINER(drawing
->viewport
),
572 drawing
->drawing_area
);
573 //gtk_scrolled_window_add_with_viewport(
574 // GTK_SCROLLED_WINDOW(drawing->scrolled_window),
575 // drawing->drawing_area);
577 gtk_box_pack_start(GTK_BOX(drawing
->vbox
), drawing
->ruler_hbox
,
579 gtk_box_pack_end(GTK_BOX(drawing
->vbox
), drawing
->hbox
,
582 drawing
->pango_layout
=
583 gtk_widget_create_pango_layout(drawing
->drawing_area
, NULL
);
585 drawing
->dotted_gc
= NULL
;
591 drawing
->damage_begin
= 0;
592 drawing
->damage_end
= 0;
594 //gtk_widget_set_size_request(drawing->drawing_area->window, 50, 50);
595 g_object_set_data_full(
596 G_OBJECT(drawing
->drawing_area
),
599 (GDestroyNotify
)drawing_destroy
);
602 G_OBJECT(drawing
->ruler
),
607 //gtk_widget_modify_bg( drawing->drawing_area,
609 // &CF_Colors[BLACK]);
611 //gdk_window_get_geometry(drawing->drawing_area->window,
613 // &(drawing->width),
614 // &(drawing->height),
617 //drawing->pixmap = gdk_pixmap_new(
618 // drawing->drawing_area->window,
623 drawing
->pixmap
= NULL
;
625 // drawing->pixmap = gdk_pixmap_new(drawing->drawing_area->window,
626 // drawing->drawing_area->allocation.width,
627 // drawing->drawing_area->allocation.height,
630 g_signal_connect (G_OBJECT(drawing
->drawing_area
),
632 G_CALLBACK (configure_event
),
635 g_signal_connect (G_OBJECT(drawing
->ruler
),
637 G_CALLBACK(expose_ruler
),
640 gtk_widget_add_events(drawing
->ruler
, GDK_POINTER_MOTION_MASK
);
642 g_signal_connect (G_OBJECT(drawing
->ruler
),
643 "motion-notify-event",
644 G_CALLBACK(motion_notify_ruler
),
648 g_signal_connect (G_OBJECT(drawing
->scrollbar
),
650 G_CALLBACK(scrollbar_size_allocate
),
655 g_signal_connect (G_OBJECT(drawing
->drawing_area
),
657 G_CALLBACK (expose_event
),
660 g_signal_connect_after (G_OBJECT(drawing
->drawing_area
),
662 G_CALLBACK (after_expose_event
),
665 g_signal_connect (G_OBJECT(drawing
->drawing_area
),
666 "button-press-event",
667 G_CALLBACK (button_press_event
),
670 gtk_widget_show(drawing
->ruler
);
671 gtk_widget_show(drawing
->padding
);
672 gtk_widget_show(drawing
->ruler_hbox
);
674 gtk_widget_show(drawing
->drawing_area
);
675 //gtk_widget_show(drawing->scrolled_window);
676 gtk_widget_show(drawing
->viewport
);
677 gtk_widget_show(drawing
->scrollbar
);
678 gtk_widget_show(drawing
->hbox
);
684 void drawing_destroy(Drawing_t
*drawing
)
686 g_info("drawing_destroy %p", drawing
);
687 // Do not unref here, Drawing_t destroyed by it's widget.
688 //g_object_unref( G_OBJECT(drawing->drawing_area));
689 if(drawing
->gc
!= NULL
)
690 gdk_gc_unref(drawing
->gc
);
692 g_free(drawing
->pango_layout
);
693 if(!drawing
->dotted_gc
) gdk_gc_unref(drawing
->dotted_gc
);
695 g_info("drawing_destroy end");
698 GtkWidget
*drawing_get_drawing_area(Drawing_t
*drawing
)
700 return drawing
->drawing_area
;
703 GtkWidget
*drawing_get_widget(Drawing_t
*drawing
)
705 return drawing
->vbox
;
708 /* convert_pixels_to_time
710 * Convert from window pixel and time interval to an absolute time.
712 //FIXME : could need ceil and floor versions of this function
713 void convert_pixels_to_time(
716 LttTime window_time_begin
,
717 LttTime window_time_end
,
720 LttTime window_time_interval
;
722 window_time_interval
= ltt_time_sub(window_time_end
,
724 *time
= ltt_time_mul(window_time_interval
, (x
/(float)width
));
725 *time
= ltt_time_add(window_time_begin
, *time
);
728 //FIXME : could need ceil and floor versions of this function
730 void convert_time_to_pixels(
731 LttTime window_time_begin
,
732 LttTime window_time_end
,
737 LttTime window_time_interval
;
738 double interval_double
, time_double
;
740 g_assert(ltt_time_compare(window_time_begin
, time
) <= 0 &&
741 ltt_time_compare(window_time_end
, time
) >= 0);
743 window_time_interval
= ltt_time_sub(window_time_end
,window_time_begin
);
745 time
= ltt_time_sub(time
, window_time_begin
);
747 /* LttTime to double conversions here should really be under 4000 hours.. */
748 interval_double
= ltt_time_to_double(window_time_interval
);
749 time_double
= ltt_time_to_double(time
);
751 *x
= (guint
)(time_double
/interval_double
* width
);
755 void drawing_draw_line( Drawing_t
*drawing
,
761 gdk_draw_line (pixmap
,
766 void drawing_clear(Drawing_t
*drawing
)
769 gdk_pixmap_unref(drawing
->pixmap
);
772 /* Allocate a new pixmap with new height */
773 drawing
->pixmap
= gdk_pixmap_new(drawing
->drawing_area
->window
,
774 drawing
->width
+ SAFETY
,
778 gtk_widget_set_size_request(drawing
->drawing_area
,
781 gtk_widget_queue_resize_no_redraw(drawing
->drawing_area
);
783 /* ask for the buffer to be redrawn */
784 gtk_widget_queue_draw_area ( drawing
->drawing_area
,
786 drawing
->width
, drawing
->height
);
790 /* Insert a square corresponding to a new process in the list */
791 /* Applies to whole drawing->width */
792 void drawing_insert_square(Drawing_t
*drawing
,
796 //GdkRectangle update_rect;
798 /* Allocate a new pixmap with new height */
799 GdkPixmap
*pixmap
= gdk_pixmap_new(drawing
->drawing_area
->window
,
800 drawing
->width
+ SAFETY
,
801 drawing
->height
+ height
,
804 /* Copy the high region */
805 gdk_draw_drawable (pixmap
,
806 drawing
->drawing_area
->style
->black_gc
,
810 drawing
->width
+ SAFETY
, y
);
815 /* add an empty square */
816 gdk_draw_rectangle (pixmap
,
817 drawing
->drawing_area
->style
->black_gc
,
820 drawing
->width
+ SAFETY
, // do not overlap
825 /* copy the bottom of the region */
826 gdk_draw_drawable (pixmap
,
827 drawing
->drawing_area
->style
->black_gc
,
831 drawing
->width
+SAFETY
, drawing
->height
- y
);
835 gdk_pixmap_unref(drawing
->pixmap
);
837 drawing
->pixmap
= pixmap
;
839 if(drawing
->height
==1) drawing
->height
= height
;
840 else drawing
->height
+= height
;
842 gtk_widget_set_size_request(drawing
->drawing_area
,
845 gtk_widget_queue_resize_no_redraw(drawing
->drawing_area
);
847 /* ask for the buffer to be redrawn */
848 gtk_widget_queue_draw_area ( drawing
->drawing_area
,
850 drawing
->width
, drawing
->height
-y
);
854 /* Remove a square corresponding to a removed process in the list */
855 void drawing_remove_square(Drawing_t
*drawing
,
861 if(drawing
->height
== height
) {
862 pixmap
= gdk_pixmap_new(
863 drawing
->drawing_area
->window
,
864 drawing
->width
+ SAFETY
,
869 /* Allocate a new pixmap with new height */
870 pixmap
= gdk_pixmap_new(
871 drawing
->drawing_area
->window
,
872 drawing
->width
+ SAFETY
,
873 drawing
->height
- height
,
876 /* Copy the high region */
877 gdk_draw_drawable (pixmap
,
878 drawing
->drawing_area
->style
->black_gc
,
882 drawing
->width
+ SAFETY
, y
);
884 /* Copy up the bottom of the region */
885 gdk_draw_drawable (pixmap
,
886 drawing
->drawing_area
->style
->black_gc
,
890 drawing
->width
, drawing
->height
- y
- height
);
892 drawing
->height
-=height
;
896 gdk_pixmap_unref(drawing
->pixmap
);
898 drawing
->pixmap
= pixmap
;
900 gtk_widget_set_size_request(drawing
->drawing_area
,
903 gtk_widget_queue_resize_no_redraw(drawing
->drawing_area
);
904 /* ask for the buffer to be redrawn */
905 gtk_widget_queue_draw_area ( drawing
->drawing_area
,
907 drawing
->width
, MAX(drawing
->height
-y
, 1));
910 void drawing_update_ruler(Drawing_t
*drawing
, TimeWindow
*time_window
)
915 req
.width
= drawing
->ruler
->allocation
.width
;
916 req
.height
= drawing
->ruler
->allocation
.height
;
921 rect
.width
= req
.width
;
922 rect
.height
= req
.height
;
924 gtk_widget_queue_draw(drawing
->ruler
);
925 //gtk_widget_draw( drawing->ruler, &rect);
928 /* Redraw the ruler */
930 expose_ruler( GtkWidget
*widget
, GdkEventExpose
*event
, gpointer user_data
)
932 Drawing_t
*drawing
= (Drawing_t
*)user_data
;
933 TimeWindow time_window
= lttvwindow_get_time_window(drawing
->control_flow_data
->tab
);
936 PangoContext
*context
;
938 PangoAttribute
*attribute
;
939 PangoFontDescription
*FontDesc
;
941 PangoRectangle ink_rect
;
942 guint global_width
=0;
943 GdkColor foreground
= { 0, 0, 0, 0 };
944 GdkColor background
= { 0, 0xffff, 0xffff, 0xffff };
947 ltt_time_add(time_window
.time_width
,
948 time_window
.start_time
);
950 ltt_time_div(time_window
.time_width
,2.0);
951 LttTime window_middle
=
952 ltt_time_add(half_width
,
953 time_window
.start_time
);
954 g_debug("ruler expose event");
956 gdk_draw_rectangle (drawing
->ruler
->window
,
957 drawing
->ruler
->style
->white_gc
,
959 event
->area
.x
, event
->area
.y
,
963 GdkGC
*gc
= gdk_gc_new(drawing
->ruler
->window
);
964 gdk_gc_copy(gc
, drawing
->ruler
->style
->black_gc
);
965 gdk_gc_set_line_attributes(gc
,
970 gdk_draw_line (drawing
->ruler
->window
,
973 event
->area
.x
+ event
->area
.width
, 1);
976 snprintf(text
, 255, "%lus\n%luns",
977 time_window
.start_time
.tv_sec
,
978 time_window
.start_time
.tv_nsec
);
980 layout
= gtk_widget_create_pango_layout(drawing
->drawing_area
, NULL
);
982 context
= pango_layout_get_context(layout
);
983 FontDesc
= pango_context_get_font_description(context
);
985 pango_font_description_set_size(FontDesc
, 6*PANGO_SCALE
);
986 pango_layout_context_changed(layout
);
988 pango_layout_set_text(layout
, text
, -1);
989 pango_layout_get_pixel_extents(layout
, &ink_rect
, NULL
);
990 global_width
+= ink_rect
.width
;
992 gdk_draw_layout_with_colors(drawing
->ruler
->window
,
996 layout
, &foreground
, &background
);
998 gdk_gc_set_line_attributes(gc
,
1004 gdk_draw_line (drawing
->ruler
->window
,
1010 snprintf(text
, 255, "%lus\n%luns", window_end
.tv_sec
,
1011 window_end
.tv_nsec
);
1013 pango_layout_set_text(layout
, text
, -1);
1014 pango_layout_get_pixel_extents(layout
, &ink_rect
, NULL
);
1015 global_width
+= ink_rect
.width
;
1017 if(global_width
<= drawing
->ruler
->allocation
.width
)
1019 gdk_draw_layout_with_colors(drawing
->ruler
->window
,
1021 drawing
->ruler
->allocation
.width
- ink_rect
.width
,
1023 layout
, &foreground
, &background
);
1025 gdk_gc_set_line_attributes(gc
,
1031 gdk_draw_line (drawing
->ruler
->window
,
1033 drawing
->ruler
->allocation
.width
-1, 1,
1034 drawing
->ruler
->allocation
.width
-1, 7);
1038 snprintf(text
, 255, "%lus\n%luns", window_middle
.tv_sec
,
1039 window_middle
.tv_nsec
);
1041 pango_layout_set_text(layout
, text
, -1);
1042 pango_layout_get_pixel_extents(layout
, &ink_rect
, NULL
);
1043 global_width
+= ink_rect
.width
;
1045 if(global_width
<= drawing
->ruler
->allocation
.width
)
1047 gdk_draw_layout_with_colors(drawing
->ruler
->window
,
1049 (drawing
->ruler
->allocation
.width
- ink_rect
.width
)/2,
1051 layout
, &foreground
, &background
);
1053 gdk_gc_set_line_attributes(gc
,
1059 gdk_draw_line (drawing
->ruler
->window
,
1061 drawing
->ruler
->allocation
.width
/2, 1,
1062 drawing
->ruler
->allocation
.width
/2, 7);
1070 g_object_unref(layout
);
1076 /* notify mouse on ruler */
1078 motion_notify_ruler(GtkWidget
*widget
, GdkEventMotion
*event
, gpointer user_data
)
1080 //g_debug("motion");
1081 //eventually follow mouse and show time here