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)
36 /*****************************************************************************
38 *****************************************************************************/
41 expose_ruler( GtkWidget
*widget
, GdkEventExpose
*event
, gpointer user_data
);
44 motion_notify_ruler(GtkWidget
*widget
, GdkEventMotion
*event
, gpointer user_data
);
47 //FIXME Colors will need to be dynamic. Graphic context part not done so far.
58 /* Vector of unallocated colors */
59 static GdkColor CF_Colors
[] =
61 { 0, 0xffff, 0x0000, 0x0000 }, // RED
62 { 0, 0x0000, 0xffff, 0x0000 }, // GREEN
63 { 0, 0x0000, 0x0000, 0xffff }, // BLUE
64 { 0, 0xffff, 0xffff, 0xffff }, // WHITE
65 { 0, 0x0000, 0x0000, 0x0000 } // BLACK
69 /* Function responsible for updating the exposed area.
70 * It must do an events request to the lttvwindow API to ask for this update.
71 * Note : this function cannot clear the background, because it may
72 * erase drawing already present (SAFETY).
74 void drawing_data_request(Drawing_t
*drawing
,
80 if(width
< 0) return ;
81 if(height
< 0) return ;
83 TimeWindow time_window
=
84 lttvwindow_get_time_window(drawing
->control_flow_data
->tab
);
86 ControlFlowData
*control_flow_data
= drawing
->control_flow_data
;
87 Tab
*tab
= control_flow_data
->tab
;
88 // (ControlFlowData*)g_object_get_data(
89 // G_OBJECT(drawing->drawing_area), "control_flow_data");
91 LttTime start
, time_end
;
92 LttTime window_end
= ltt_time_add(time_window
.time_width
,
93 time_window
.start_time
);
95 g_debug("req : window start_time : %u, %u", time_window
.start_time
.tv_sec
,
96 time_window
.start_time
.tv_nsec
);
98 g_debug("req : window time width : %u, %u", time_window
.time_width
.tv_sec
,
99 time_window
.time_width
.tv_nsec
);
101 g_debug("req : window_end : %u, %u", window_end
.tv_sec
,
104 g_debug("x is : %i, x+width is : %i", x
, x
+width
);
106 convert_pixels_to_time(drawing
->drawing_area
->allocation
.width
, x
,
107 time_window
.start_time
,
111 convert_pixels_to_time(drawing
->drawing_area
->allocation
.width
, x
+width
,
112 time_window
.start_time
,
116 EventsRequest
*events_request
= g_new(EventsRequest
, 1);
118 LttvHooks
*event
= lttv_hooks_new();
119 LttvHooks
*before_chunk_traceset
= lttv_hooks_new();
120 LttvHooks
*after_chunk_traceset
= lttv_hooks_new();
122 lttv_hooks_add(before_chunk_traceset
,
127 lttv_hooks_add(after_chunk_traceset
,
131 lttv_hooks_add(event
,
135 lttv_hooks_add(event
,
141 // Fill the events request
142 events_request
->owner
= control_flow_data
;
143 events_request
->viewer_data
= control_flow_data
;
144 events_request
->servicing
= FALSE
;
145 events_request
->start_time
= start
;
146 events_request
->start_position
= NULL
;
147 events_request
->stop_flag
= FALSE
;
148 events_request
->end_time
= time_end
;
149 events_request
->num_events
= G_MAXUINT
;
150 events_request
->end_position
= NULL
;
151 events_request
->before_chunk_traceset
= before_chunk_traceset
;
152 events_request
->before_chunk_trace
= NULL
;
153 events_request
->before_chunk_tracefile
= NULL
;
154 events_request
->event
= event
;
155 events_request
->event_by_id
= NULL
;
156 events_request
->after_chunk_tracefile
= NULL
;
157 events_request
->after_chunk_trace
= NULL
;
158 events_request
->after_chunk_traceset
= after_chunk_traceset
;
159 events_request
->before_request
= NULL
;
160 events_request
->after_request
= NULL
;
162 g_debug("req : start : %u, %u", start
.tv_sec
,
165 g_debug("req : end : %u, %u", time_end
.tv_sec
,
168 lttvwindow_events_request_remove_all(tab
,
170 lttvwindow_events_request(tab
, events_request
);
175 void drawing_data_request_begin(EventsRequest
*events_request
, LttvTracesetState
*tss
)
177 g_debug("Begin of data request chunk");
178 ControlFlowData
*cfd
= events_request
->viewer_data
;
179 LttvTracesetContext
*tsc
= LTTV_TRACESET_CONTEXT(tss
);
181 LttTime current_time
= lttv_traceset_context_get_current_tfc(tsc
)->timestamp
;
183 cfd
->drawing
->last_start
= current_time
;
186 void drawing_data_request_end(EventsRequest
*events_request
, LttvTracesetState
*tss
)
188 gint x
, x_end
, width
;
190 ControlFlowData
*cfd
= events_request
->viewer_data
;
191 LttvTracesetContext
*tsc
= LTTV_TRACESET_CONTEXT(tss
);
192 Drawing_t
*drawing
= cfd
->drawing
;
194 TimeWindow time_window
=
195 lttvwindow_get_time_window(cfd
->tab
);
197 g_debug("End of data request chunk");
199 LttTime window_end
= ltt_time_add(time_window
.time_width
,
200 time_window
.start_time
);
202 LttTime current_time
= lttv_traceset_context_get_current_tfc(tsc
)->timestamp
;
204 convert_time_to_pixels(
205 time_window
.start_time
,
207 cfd
->drawing
->last_start
,
211 convert_time_to_pixels(
212 time_window
.start_time
,
220 drawing
->damage_begin
= x
+width
;
221 //drawing->damage_end = drawing->width;
223 /* ask for the buffer to be redrawn */
224 gtk_widget_queue_draw_area ( drawing
->drawing_area
,
226 width
, drawing
->height
);
234 /* Create a new backing pixmap of the appropriate size */
235 /* As the scaling will always change, it's of no use to copy old
238 * Only change the size if width changes. The height is specified and changed
239 * when process ID are added or removed from the process list.
242 configure_event( GtkWidget
*widget
, GdkEventConfigure
*event
,
245 Drawing_t
*drawing
= (Drawing_t
*)user_data
;
248 /* First, get the new time interval of the main window */
249 /* we assume (see documentation) that the main window
250 * has updated the time interval before this configure gets
253 //lttvwindow_get_time_window(drawing->control_flow_data->mw,
254 // &drawing->control_flow_data->time_window);
256 /* New pixmap, size of the configure event */
257 //GdkPixmap *pixmap = gdk_pixmap_new(widget->window,
258 // widget->allocation.width + SAFETY,
259 // widget->allocation.height + SAFETY,
262 if(widget
->allocation
.width
!= drawing
->width
) {
263 g_debug("drawing configure event");
264 g_debug("New draw size : %i by %i",widget
->allocation
.width
,
265 widget
->allocation
.height
);
269 gdk_pixmap_unref(drawing
->pixmap
);
271 drawing
->pixmap
= gdk_pixmap_new(
273 widget
->allocation
.width
+ SAFETY
,
274 widget
->allocation
.height
+ SAFETY
,
275 //ProcessList_get_height
276 // (GuiControlFlow_get_process_list(drawing->control_flow_data)),
278 drawing
->width
= widget
->allocation
.width
;
279 drawing
->height
= widget
->allocation
.height
;
283 gdk_draw_rectangle (drawing
->pixmap
,
284 widget
->style
->black_gc
,
287 widget
->allocation
.width
+SAFETY
,
288 widget
->allocation
.height
+SAFETY
);
290 //g_info("init data request");
293 /* Initial data request */
294 /* no, do initial data request in the expose event */
295 // Do not need to ask for data of 1 pixel : not synchronized with
296 // main window time at this moment.
297 //drawing_data_request(drawing, &drawing->pixmap, 0, 0,
298 // widget->allocation.width,
299 // widget->allocation.height);
301 drawing
->width
= widget
->allocation
.width
;
302 drawing
->height
= widget
->allocation
.height
;
304 drawing
->damage_begin
= 0;
305 drawing
->damage_end
= widget
->allocation
.width
;
307 if(drawing
->damage_begin
< drawing
->damage_end
)
309 drawing_data_request(drawing
,
311 drawing
->damage_begin
,
313 drawing
->damage_end
- drawing
->damage_begin
,
314 widget
->allocation
.height
);
321 /* Redraw the screen from the backing pixmap */
323 expose_event( GtkWidget
*widget
, GdkEventExpose
*event
, gpointer user_data
)
325 Drawing_t
*drawing
= (Drawing_t
*)user_data
;
327 ControlFlowData
*control_flow_data
=
328 (ControlFlowData
*)g_object_get_data(
330 "control_flow_data");
332 TimeWindow time_window
=
333 lttvwindow_get_time_window(control_flow_data
->tab
);
334 LttTime current_time
=
335 lttvwindow_get_current_time(control_flow_data
->tab
);
339 LttTime window_end
= ltt_time_add(time_window
.time_width
,
340 time_window
.start_time
);
342 convert_time_to_pixels(
343 time_window
.start_time
,
346 widget
->allocation
.width
,
350 /* update the screen from the pixmap buffer */
351 gdk_draw_pixmap(widget
->window
,
352 widget
->style
->fg_gc
[GTK_WIDGET_STATE (widget
)],
354 event
->area
.x
, event
->area
.y
,
355 event
->area
.x
, event
->area
.y
,
356 event
->area
.width
, event
->area
.height
);
359 /* Draw the dotted lines */
361 if(drawing
->dotted_gc
== NULL
) {
363 drawing
->dotted_gc
= gdk_gc_new(drawing
->drawing_area
->window
);
364 gdk_gc_copy(drawing
->dotted_gc
, widget
->style
->white_gc
);
366 gint8 dash_list
[] = { 1, 2 };
367 gdk_gc_set_line_attributes(drawing
->dotted_gc
,
369 GDK_LINE_ON_OFF_DASH
,
372 gdk_gc_set_dashes(drawing
->dotted_gc
,
376 drawing_draw_line(NULL
, widget
->window
,
378 cursor_x
, drawing
->height
,
385 after_expose_event( GtkWidget
*widget
, GdkEventExpose
*event
, gpointer user_data
)
388 g_critical("AFTER EXPOSE");
398 button_press_event( GtkWidget
*widget
, GdkEventButton
*event
, gpointer user_data
)
400 ControlFlowData
*control_flow_data
=
401 (ControlFlowData
*)g_object_get_data(
403 "control_flow_data");
404 Drawing_t
*drawing
= control_flow_data
->drawing
;
405 TimeWindow time_window
=
406 lttvwindow_get_time_window(control_flow_data
->tab
);
409 if(event
->button
== 1)
413 LttTime window_end
= ltt_time_add(time_window
.time_width
,
414 time_window
.start_time
);
417 /* left mouse button click */
418 g_debug("x click is : %f", event
->x
);
420 convert_pixels_to_time(widget
->allocation
.width
, (guint
)event
->x
,
421 time_window
.start_time
,
425 lttvwindow_report_current_time(control_flow_data
->tab
, &time
);
429 lttvwindow_report_focus(control_flow_data
->tab
,
430 gtk_widget_get_parent(guicontrolflow_get_widget(control_flow_data
)));
438 Drawing_t
*drawing_construct(ControlFlowData
*control_flow_data
)
440 Drawing_t
*drawing
= g_new(Drawing_t
, 1);
442 drawing
->control_flow_data
= control_flow_data
;
444 drawing
->vbox
= gtk_vbox_new(FALSE
, 1);
445 drawing
->ruler
= gtk_drawing_area_new ();
446 gtk_widget_set_size_request(drawing
->ruler
, -1, 27);
448 drawing
->drawing_area
= gtk_drawing_area_new ();
450 gtk_box_pack_start(GTK_BOX(drawing
->vbox
), drawing
->ruler
,
452 gtk_box_pack_end(GTK_BOX(drawing
->vbox
), drawing
->drawing_area
,
455 drawing
->pango_layout
=
456 gtk_widget_create_pango_layout(drawing
->drawing_area
, NULL
);
458 drawing
->dotted_gc
= NULL
;
464 drawing
->damage_begin
= 0;
465 drawing
->damage_end
= 0;
467 //gtk_widget_set_size_request(drawing->drawing_area->window, 50, 50);
468 g_object_set_data_full(
469 G_OBJECT(drawing
->drawing_area
),
472 (GDestroyNotify
)drawing_destroy
);
475 G_OBJECT(drawing
->ruler
),
480 //gtk_widget_modify_bg( drawing->drawing_area,
482 // &CF_Colors[BLACK]);
484 //gdk_window_get_geometry(drawing->drawing_area->window,
486 // &(drawing->width),
487 // &(drawing->height),
490 //drawing->pixmap = gdk_pixmap_new(
491 // drawing->drawing_area->window,
496 drawing
->pixmap
= NULL
;
498 // drawing->pixmap = gdk_pixmap_new(drawing->drawing_area->window,
499 // drawing->drawing_area->allocation.width,
500 // drawing->drawing_area->allocation.height,
503 gtk_widget_add_events(drawing
->drawing_area
, GDK_BUTTON_PRESS_MASK
);
505 g_signal_connect (G_OBJECT(drawing
->drawing_area
),
507 G_CALLBACK (configure_event
),
510 g_signal_connect (G_OBJECT(drawing
->ruler
),
512 G_CALLBACK(expose_ruler
),
515 gtk_widget_add_events(drawing
->ruler
, GDK_POINTER_MOTION_MASK
);
517 g_signal_connect (G_OBJECT(drawing
->ruler
),
518 "motion-notify-event",
519 G_CALLBACK(motion_notify_ruler
),
523 g_signal_connect (G_OBJECT(drawing
->drawing_area
),
525 G_CALLBACK (expose_event
),
528 g_signal_connect_after (G_OBJECT(drawing
->drawing_area
),
530 G_CALLBACK (after_expose_event
),
533 g_signal_connect (G_OBJECT(drawing
->drawing_area
),
534 "button-press-event",
535 G_CALLBACK (button_press_event
),
538 gtk_widget_show(drawing
->ruler
);
539 gtk_widget_show(drawing
->drawing_area
);
545 void drawing_destroy(Drawing_t
*drawing
)
547 g_info("drawing_destroy %p", drawing
);
548 // Do not unref here, Drawing_t destroyed by it's widget.
549 //g_object_unref( G_OBJECT(drawing->drawing_area));
551 g_free(drawing
->pango_layout
);
552 if(!drawing
->dotted_gc
) gdk_gc_unref(drawing
->dotted_gc
);
554 g_info("drawing_destroy end");
557 GtkWidget
*drawing_get_drawing_area(Drawing_t
*drawing
)
559 return drawing
->drawing_area
;
562 GtkWidget
*drawing_get_widget(Drawing_t
*drawing
)
564 return drawing
->vbox
;
567 /* convert_pixels_to_time
569 * Convert from window pixel and time interval to an absolute time.
571 //FIXME : could need ceil and floor versions of this function
572 void convert_pixels_to_time(
575 LttTime window_time_begin
,
576 LttTime window_time_end
,
579 LttTime window_time_interval
;
581 window_time_interval
= ltt_time_sub(window_time_end
,
583 *time
= ltt_time_mul(window_time_interval
, (x
/(float)width
));
584 *time
= ltt_time_add(window_time_begin
, *time
);
587 //FIXME : could need ceil and floor versions of this function
589 void convert_time_to_pixels(
590 LttTime window_time_begin
,
591 LttTime window_time_end
,
596 LttTime window_time_interval
;
597 float interval_float
, time_float
;
599 window_time_interval
= ltt_time_sub(window_time_end
,window_time_begin
);
601 time
= ltt_time_sub(time
, window_time_begin
);
603 interval_float
= ltt_time_to_double(window_time_interval
);
604 time_float
= ltt_time_to_double(time
);
606 *x
= (guint
)(time_float
/interval_float
* width
);
610 void drawing_draw_line( Drawing_t
*drawing
,
616 gdk_draw_line (pixmap
,
624 /* Insert a square corresponding to a new process in the list */
625 /* Applies to whole drawing->width */
626 void drawing_insert_square(Drawing_t
*drawing
,
630 //GdkRectangle update_rect;
632 /* Allocate a new pixmap with new height */
633 GdkPixmap
*pixmap
= gdk_pixmap_new(drawing
->drawing_area
->window
,
634 drawing
->width
+ SAFETY
,
635 drawing
->height
+ height
+ SAFETY
,
638 /* Copy the high region */
639 gdk_draw_drawable (pixmap
,
640 drawing
->drawing_area
->style
->black_gc
,
644 drawing
->width
+ SAFETY
, y
);
649 /* add an empty square */
650 gdk_draw_rectangle (pixmap
,
651 drawing
->drawing_area
->style
->black_gc
,
654 drawing
->width
+ SAFETY
, // do not overlap
659 /* copy the bottom of the region */
660 gdk_draw_drawable (pixmap
,
661 drawing
->drawing_area
->style
->black_gc
,
665 drawing
->width
+SAFETY
, drawing
->height
- y
+ SAFETY
);
671 gdk_pixmap_unref(drawing
->pixmap
);
673 drawing
->pixmap
= pixmap
;
675 drawing
->height
+=height
;
677 /* ask for the buffer to be redrawn */
678 gtk_widget_queue_draw_area ( drawing
->drawing_area
,
680 drawing
->width
, drawing
->height
-y
);
685 /* Remove a square corresponding to a removed process in the list */
686 void drawing_remove_square(Drawing_t
*drawing
,
690 //GdkRectangle update_rect;
692 /* Allocate a new pixmap with new height */
693 GdkPixmap
*pixmap
= gdk_pixmap_new(
694 drawing
->drawing_area
->window
,
695 drawing
->width
+ SAFETY
,
696 drawing
->height
- height
+ SAFETY
,
699 /* Copy the high region */
700 gdk_draw_drawable (pixmap
,
701 drawing
->drawing_area
->style
->black_gc
,
705 drawing
->width
+ SAFETY
, y
);
709 /* Copy up the bottom of the region */
710 gdk_draw_drawable (pixmap
,
711 drawing
->drawing_area
->style
->black_gc
,
715 drawing
->width
, drawing
->height
- y
- height
+ SAFETY
);
719 gdk_pixmap_unref(drawing
->pixmap
);
721 drawing
->pixmap
= pixmap
;
723 drawing
->height
-=height
;
725 /* ask for the buffer to be redrawn */
726 gtk_widget_queue_draw_area ( drawing
->drawing_area
,
728 drawing
->width
, drawing
->height
-y
);
731 void drawing_update_ruler(Drawing_t
*drawing
, TimeWindow
*time_window
)
736 req
.width
= drawing
->ruler
->allocation
.width
;
737 req
.height
= drawing
->ruler
->allocation
.height
;
742 rect
.width
= req
.width
;
743 rect
.height
= req
.height
;
745 gtk_widget_queue_draw(drawing
->ruler
);
746 //gtk_widget_draw( drawing->ruler, &rect);
749 /* Redraw the ruler */
751 expose_ruler( GtkWidget
*widget
, GdkEventExpose
*event
, gpointer user_data
)
753 Drawing_t
*drawing
= (Drawing_t
*)user_data
;
754 TimeWindow time_window
= lttvwindow_get_time_window(drawing
->control_flow_data
->tab
);
757 PangoContext
*context
;
759 PangoAttribute
*attribute
;
760 PangoFontDescription
*FontDesc
;
762 PangoRectangle ink_rect
;
763 guint global_width
=0;
764 GdkColor foreground
= { 0, 0, 0, 0 };
765 GdkColor background
= { 0, 0xffff, 0xffff, 0xffff };
768 ltt_time_add(time_window
.time_width
,
769 time_window
.start_time
);
771 ltt_time_div(time_window
.time_width
,2.0);
772 LttTime window_middle
=
773 ltt_time_add(half_width
,
774 time_window
.start_time
);
775 g_debug("ruler expose event");
777 gdk_draw_rectangle (drawing
->ruler
->window
,
778 drawing
->ruler
->style
->white_gc
,
780 event
->area
.x
, event
->area
.y
,
784 GdkGC
*gc
= gdk_gc_new(drawing
->ruler
->window
);
785 gdk_gc_copy(gc
, drawing
->ruler
->style
->black_gc
);
786 gdk_gc_set_line_attributes(gc
,
791 gdk_draw_line (drawing
->ruler
->window
,
794 event
->area
.x
+ event
->area
.width
, 1);
797 snprintf(text
, 255, "%lus\n%luns",
798 time_window
.start_time
.tv_sec
,
799 time_window
.start_time
.tv_nsec
);
801 layout
= gtk_widget_create_pango_layout(drawing
->drawing_area
, NULL
);
803 context
= pango_layout_get_context(layout
);
804 FontDesc
= pango_context_get_font_description(context
);
806 pango_font_description_set_size(FontDesc
, 6*PANGO_SCALE
);
807 pango_layout_context_changed(layout
);
809 pango_layout_set_text(layout
, text
, -1);
810 pango_layout_get_pixel_extents(layout
, &ink_rect
, NULL
);
811 global_width
+= ink_rect
.width
;
813 gdk_draw_layout_with_colors(drawing
->ruler
->window
,
817 layout
, &foreground
, &background
);
819 gdk_gc_set_line_attributes(gc
,
825 gdk_draw_line (drawing
->ruler
->window
,
831 snprintf(text
, 255, "%lus\n%luns", window_end
.tv_sec
,
834 pango_layout_set_text(layout
, text
, -1);
835 pango_layout_get_pixel_extents(layout
, &ink_rect
, NULL
);
836 global_width
+= ink_rect
.width
;
838 if(global_width
<= drawing
->ruler
->allocation
.width
)
840 gdk_draw_layout_with_colors(drawing
->ruler
->window
,
842 drawing
->ruler
->allocation
.width
- ink_rect
.width
,
844 layout
, &foreground
, &background
);
846 gdk_gc_set_line_attributes(gc
,
852 gdk_draw_line (drawing
->ruler
->window
,
854 drawing
->ruler
->allocation
.width
-1, 1,
855 drawing
->ruler
->allocation
.width
-1, 7);
859 snprintf(text
, 255, "%lus\n%luns", window_middle
.tv_sec
,
860 window_middle
.tv_nsec
);
862 pango_layout_set_text(layout
, text
, -1);
863 pango_layout_get_pixel_extents(layout
, &ink_rect
, NULL
);
864 global_width
+= ink_rect
.width
;
866 if(global_width
<= drawing
->ruler
->allocation
.width
)
868 gdk_draw_layout_with_colors(drawing
->ruler
->window
,
870 (drawing
->ruler
->allocation
.width
- ink_rect
.width
)/2,
872 layout
, &foreground
, &background
);
874 gdk_gc_set_line_attributes(gc
,
880 gdk_draw_line (drawing
->ruler
->window
,
882 drawing
->ruler
->allocation
.width
/2, 1,
883 drawing
->ruler
->allocation
.width
/2, 7);
891 g_object_unref(layout
);
897 /* notify mouse on ruler */
899 motion_notify_ruler(GtkWidget
*widget
, GdkEventMotion
*event
, gpointer user_data
)
902 //eventually follow mouse and show time here