[lttv.git] / ltt / branches / poly / lttv / modules / guiControlFlow / Drawing.c


#include <gtk/gtk.h>
#include <gdk/gdk.h>

#include <lttv/processTrace.h>
#include <lttv/gtkTraceSet.h>
#include <lttv/hook.h>

#include "Drawing.h"
#include "CFV.h"
#include "CFV-private.h"
#include "Event_Hooks.h"

#define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format)
#define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format)


/*****************************************************************************
 *                              Drawing functions                            *
 *****************************************************************************/

//FIXME Colors will need to be dynamic. Graphic context part not done so far.
typedef enum 
{
	RED,
	GREEN,
	BLUE,
	WHITE,
	BLACK

} ControlFlowColors;

/* Vector of unallocated colors */
static GdkColor CF_Colors [] = 
{
	{ 0, 0xffff, 0x0000, 0x0000 },	// RED
	{ 0, 0x0000, 0xffff, 0x0000 },	// GREEN
	{ 0, 0x0000, 0x0000, 0xffff },	// BLUE
	{ 0, 0xffff, 0xffff, 0xffff },	// WHITE
	{ 0, 0x0000, 0x0000, 0x0000 }	// BLACK
};


/* Function responsible for updating the exposed area.
 * It must call processTrace() to ask for this update.
 */
void drawing_data_request(Drawing_t *Drawing,
			GdkPixmap **Pixmap,
			gint x, gint y,
		  gint width,
			gint height)
{
  if(width < 0) return ;
  if(height < 0) return ;
	ControlFlowData *control_flow_data =
			(ControlFlowData*)g_object_get_data(
								G_OBJECT(
										Drawing->Drawing_Area_V),
								"Control_Flow_Data");

	LttTime start, end;
	LttTime window_end = ltt_time_add(control_flow_data->Time_Window.time_width,
												control_flow_data->Time_Window.start_time);

	g_critical("req : window_end : %u, %u", window_end.tv_sec, 
																			window_end.tv_nsec);

	g_critical("req : time width : %u, %u", control_flow_data->Time_Window.time_width.tv_sec, 
																control_flow_data->Time_Window.time_width.tv_nsec);
	
	g_critical("x is : %i, x+width is : %i", x, x+width);

	convert_pixels_to_time(width, x,
				&control_flow_data->Time_Window.start_time,
				&window_end,
				&start);

	convert_pixels_to_time(width, x + width,
				&control_flow_data->Time_Window.start_time,
				&window_end,
				&end);
	
	LttvTracesetContext * tsc =
				get_traceset_context(control_flow_data->Parent_Window);
	
  gdk_draw_rectangle (*Pixmap,
		      Drawing->Drawing_Area_V->style->white_gc,
		      TRUE,
		      x, y,
		      width,	// do not overlap
		      height);

  //send_test_process(
	//guicontrolflow_get_process_list(Drawing->Control_Flow_Data),
	//Drawing);
  //send_test_drawing(
	//guicontrolflow_get_process_list(Drawing->Control_Flow_Data),
	//Drawing, *Pixmap, x, y, width, height);
  
	// Let's call processTrace() !!
	EventRequest event_request; // Variable freed at the end of the function.
	event_request.Control_Flow_Data = control_flow_data;
	event_request.time_begin = start;
	event_request.time_end = end;

	g_critical("req : start : %u, %u", event_request.time_begin.tv_sec, 
																			event_request.time_begin.tv_nsec);

	g_critical("req : end : %u, %u", event_request.time_end.tv_sec, 
																			event_request.time_end.tv_nsec);
	
	LttvHooks *event = lttv_hooks_new();
	lttv_hooks_add(event, draw_event_hook, &event_request);

	lttv_process_traceset_seek_time(tsc, start);
	lttv_traceset_context_add_hooks(tsc,
			NULL, NULL, NULL, NULL, NULL, NULL,
			NULL, NULL, NULL, event, NULL);
	lttv_process_traceset(tsc, end, G_MAXULONG);
	lttv_traceset_context_remove_hooks(tsc, NULL, NULL, NULL, NULL, NULL, NULL,
			NULL, NULL, NULL, event, NULL);

	lttv_hooks_destroy(event);
}
		      
/* Callbacks */


/* Create a new backing pixmap of the appropriate size */
static gboolean
configure_event( GtkWidget *widget, GdkEventConfigure *event, 
		gpointer user_data)
{
  Drawing_t *Drawing = (Drawing_t*)user_data;

  /* New Pixmap, size of the configure event */
  GdkPixmap *Pixmap = gdk_pixmap_new(widget->window,
			  widget->allocation.width,
			  widget->allocation.height,
			  -1);
	
  g_critical("drawing configure event");

  /* If no old Pixmap present */
  if(Drawing->Pixmap == NULL)
  {
  	Drawing->Pixmap = gdk_pixmap_new(
		widget->window,
		widget->allocation.width,
		widget->allocation.height,
		//ProcessList_get_height
		// (GuiControlFlow_get_Process_List(Drawing->Control_Flow_Data)),
		-1);
	Drawing->width = widget->allocation.width;
	Drawing->height = widget->allocation.height;
g_critical("init data");
	/* Initial data request */
 	drawing_data_request(Drawing, &Drawing->Pixmap, 0, 0,
		   	widget->allocation.width,
			widget->allocation.height);

  }
//  /* Draw empty background */ 
//  gdk_draw_rectangle (Pixmap,
//		      widget->style->black_gc,
//		      TRUE,
//		      0, 0,
//		      widget->allocation.width,
//		      widget->allocation.height);
  
  /* Copy old data to new pixmap */
  gdk_draw_drawable (Pixmap,
		  widget->style->white_gc,
		  Drawing->Pixmap,
		  0, 0,
		  0, 0,
		  -1, -1);

   /* Request data for missing space */
g_critical("missing data");
   drawing_data_request(Drawing, &Pixmap, Drawing->width, 0,
		   	widget->allocation.width - Drawing->width,
			widget->allocation.height);
   drawing_data_request(Drawing, &Pixmap, 0, Drawing->height,
		   Drawing->width,
		   widget->allocation.height - Drawing->height);
			                      
//   gdk_draw_rectangle (Pixmap,
//		      widget->style->white_gc,
//		      TRUE,
//		      Drawing->width, 0,
//		      widget->allocation.width -
//		      			Drawing->width,
//		      widget->allocation.height);

//    gdk_draw_rectangle (Pixmap,
//		      widget->style->white_gc,
//		      TRUE,
//		      0, Drawing->height,
//		      Drawing->width,	// do not overlap
//		      widget->allocation.height -
//		      			Drawing->height);
 
  
  if (Drawing->Pixmap)
    gdk_pixmap_unref(Drawing->Pixmap);

  Drawing->Pixmap = Pixmap;
  Drawing->width = widget->allocation.width;
  Drawing->height = widget->allocation.height;

  return TRUE;
}


/* Redraw the screen from the backing pixmap */
static gboolean
expose_event( GtkWidget *widget, GdkEventExpose *event, gpointer user_data )
{
  Drawing_t *Drawing = (Drawing_t*)user_data;
  g_critical("drawing expose event");

  gdk_draw_pixmap(widget->window,
		  widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
		  Drawing->Pixmap,
		  event->area.x, event->area.y,
		  event->area.x, event->area.y,
		  event->area.width, event->area.height);

  return FALSE;
}

Drawing_t *drawing_construct(ControlFlowData *Control_Flow_Data)
{
	Drawing_t *Drawing = g_new(Drawing_t, 1);
		
	Drawing->Drawing_Area_V = gtk_drawing_area_new ();
	Drawing->Control_Flow_Data = Control_Flow_Data;

	//gtk_widget_set_size_request(Drawing->Drawing_Area_V->window, 50, 50);
	g_object_set_data_full(
			G_OBJECT(Drawing->Drawing_Area_V),
			"Link_Drawing_Data",
			Drawing,
			(GDestroyNotify)drawing_destroy);

	//gtk_widget_modify_bg(	Drawing->Drawing_Area_V,
	//			GTK_STATE_NORMAL,
	//			&CF_Colors[BLACK]);
	
	//gdk_window_get_geometry(Drawing->Drawing_Area_V->window,
	//		NULL, NULL,
	//		&(Drawing->width),
	//		&(Drawing->height),
	//		-1);
	
	//Drawing->Pixmap = gdk_pixmap_new(
	//		Drawing->Drawing_Area_V->window,
	//		Drawing->width,
	//		Drawing->height,
	//		Drawing->depth);
	
	Drawing->Pixmap = NULL;

// 	Drawing->Pixmap = gdk_pixmap_new(Drawing->Drawing_Area_V->window,
//			  Drawing->Drawing_Area_V->allocation.width,
//			  Drawing->Drawing_Area_V->allocation.height,
//			  -1);

	g_signal_connect (G_OBJECT(Drawing->Drawing_Area_V),
				"configure_event",
				G_CALLBACK (configure_event),
				(gpointer)Drawing);
	
	g_signal_connect (G_OBJECT(Drawing->Drawing_Area_V),
				"expose_event",
				G_CALLBACK (expose_event),
				(gpointer)Drawing);

	return Drawing;
}

void drawing_destroy(Drawing_t *Drawing)
{

	// Do not unref here, Drawing_t destroyed by it's widget.
	//g_object_unref( G_OBJECT(Drawing->Drawing_Area_V));
		
	g_free(Drawing);
}

GtkWidget *drawing_get_widget(Drawing_t *Drawing)
{
	return Drawing->Drawing_Area_V;
}

/* convert_pixels_to_time
 *
 * Convert from window pixel and time interval to an absolute time.
 */
void convert_pixels_to_time(
		gint width,
		guint x,
		LttTime *window_time_begin,
		LttTime *window_time_end,
		LttTime *time)
{
	LttTime window_time_interval;
	
	window_time_interval = ltt_time_sub(*window_time_end, 
            *window_time_begin);
	*time = ltt_time_mul(window_time_interval, (x/(float)width));
	*time = ltt_time_add(*window_time_begin, *time);
}


void convert_time_to_pixels(
		LttTime window_time_begin,
		LttTime window_time_end,
		LttTime time,
		int width,
		guint *x)
{
	LttTime window_time_interval;
	float interval_float, time_float;
	
	window_time_interval = ltt_time_sub(window_time_end,window_time_begin);
	
	time = ltt_time_sub(time, window_time_begin);
	
	interval_float = ltt_time_to_double(window_time_interval);
	time_float = ltt_time_to_double(time);

	*x = (guint)(time_float/interval_float * width);
	
}

void drawing_refresh (	Drawing_t *Drawing,
			guint x, guint y,
			guint width, guint height)
{
	g_info("Drawing.c : drawing_refresh %u, %u, %u, %u", x, y, width, height);
	GdkRectangle update_rect;

	gdk_draw_drawable(
		Drawing->Drawing_Area_V->window,
		Drawing->Drawing_Area_V->
		 style->fg_gc[GTK_WIDGET_STATE (Drawing->Drawing_Area_V)],
		GDK_DRAWABLE(Drawing->Pixmap),
		x, y,
		x, y,
		width, height);

	update_rect.x = 0 ;
	update_rect.y = 0 ;
	update_rect.width = Drawing->width;
	update_rect.height = Drawing->height ;
	gtk_widget_draw( Drawing->Drawing_Area_V, &update_rect);

}


void drawing_draw_line(	Drawing_t *Drawing,
			GdkPixmap *Pixmap,
			guint x1, guint y1,
			guint x2, guint y2,
			GdkGC *GC)
{
	gdk_draw_line (Pixmap,
			GC,
			x1, y1, x2, y2);
}


void drawing_resize(Drawing_t *Drawing, guint h, guint w)
{
	Drawing->height = h ;
	Drawing->width = w ;

	gtk_widget_set_size_request (	Drawing->Drawing_Area_V,
					Drawing->width,
					Drawing->height);
	
	
}


/* Insert a square corresponding to a new process in the list */
/* Applies to whole Drawing->width */
void drawing_insert_square(Drawing_t *Drawing,
				guint y,
				guint height)
{
	GdkRectangle update_rect;

	/* Allocate a new pixmap with new height */
	GdkPixmap *Pixmap = gdk_pixmap_new(Drawing->Drawing_Area_V->window,
			  Drawing->width,
			  Drawing->height + height,
			  -1);
	
	/* Copy the high region */
	gdk_draw_drawable (Pixmap,
		Drawing->Drawing_Area_V->style->black_gc,
		Drawing->Pixmap,
		0, 0,
		0, 0,
		Drawing->width, y);


	/* add an empty square */
	gdk_draw_rectangle (Pixmap,
		Drawing->Drawing_Area_V->style->black_gc,
		TRUE,
		0, y,
		Drawing->width,	// do not overlap
		height);


	/* copy the bottom of the region */
 	gdk_draw_drawable (Pixmap,
		Drawing->Drawing_Area_V->style->black_gc,
		Drawing->Pixmap,
		0, y,
		0, y + height,
		Drawing->width, Drawing->height - y);


	if (Drawing->Pixmap)
		gdk_pixmap_unref(Drawing->Pixmap);

	Drawing->Pixmap = Pixmap;
	
	Drawing->height+=height;

	/* Rectangle to update, from new Drawing dimensions */
	update_rect.x = 0 ;
	update_rect.y = y ;
	update_rect.width = Drawing->width;
	update_rect.height = Drawing->height - y ;
	gtk_widget_draw( Drawing->Drawing_Area_V, &update_rect);
}


/* Remove a square corresponding to a removed process in the list */
void drawing_remove_square(Drawing_t *Drawing,
				guint y,
				guint height)
{
	GdkRectangle update_rect;
	
	/* Allocate a new pixmap with new height */
	GdkPixmap *Pixmap = gdk_pixmap_new(
			Drawing->Drawing_Area_V->window,
			Drawing->width,
			Drawing->height - height,
			-1);
	
	/* Copy the high region */
	gdk_draw_drawable (Pixmap,
		Drawing->Drawing_Area_V->style->black_gc,
		Drawing->Pixmap,
		0, 0,
		0, 0,
		Drawing->width, y);


	/* Copy up the bottom of the region */
 	gdk_draw_drawable (Pixmap,
		Drawing->Drawing_Area_V->style->black_gc,
		Drawing->Pixmap,
		0, y + height,
		0, y,
		Drawing->width, Drawing->height - y - height);


	if (Drawing->Pixmap)
		gdk_pixmap_unref(Drawing->Pixmap);

	Drawing->Pixmap = Pixmap;
	
	Drawing->height-=height;
	
	/* Rectangle to update, from new Drawing dimensions */
	update_rect.x = 0 ;
	update_rect.y = y ;
	update_rect.width = Drawing->width;
	update_rect.height = Drawing->height - y ;
	gtk_widget_draw( Drawing->Drawing_Area_V, &update_rect);
}
Commit	Line	Data
fa2c4dbe	1
76a67e8a	2	#include <gtk/gtk.h>
76a67e8a	3	#include <gdk/gdk.h>
f0d936c0	4
831a876d	5	#include <lttv/processTrace.h>
f66eba62	6	#include <lttv/gtkTraceSet.h>
f66eba62	7	#include <lttv/hook.h>
831a876d	8
f66eba62	9	#include "Drawing.h"
	10	#include "CFV.h"
	11	#include "CFV-private.h"
	12	#include "Event_Hooks.h"
6d5ed1c3	13
	14	#define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format)
	15	#define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format)
	16
	17
f0d936c0	18	/*****************************************************************************
	19	* Drawing functions *
	20	*****************************************************************************/
	21
831a876d	22	//FIXME Colors will need to be dynamic. Graphic context part not done so far.
f0d936c0	23	typedef enum
	24	{
	25	RED,
	26	GREEN,
	27	BLUE,
	28	WHITE,
	29	BLACK
	30
	31	} ControlFlowColors;
	32
	33	/* Vector of unallocated colors */
	34	static GdkColor CF_Colors [] =
	35	{
	36	{ 0, 0xffff, 0x0000, 0x0000 }, // RED
	37	{ 0, 0x0000, 0xffff, 0x0000 }, // GREEN
	38	{ 0, 0x0000, 0x0000, 0xffff }, // BLUE
	39	{ 0, 0xffff, 0xffff, 0xffff }, // WHITE
	40	{ 0, 0x0000, 0x0000, 0x0000 } // BLACK
	41	};
	42
	43
831a876d	44	/* Function responsible for updating the exposed area.
	45	* It must call processTrace() to ask for this update.
	46	*/
4c69e0cc	47	void drawing_data_request(Drawing_t *Drawing,
f7afe191	48	GdkPixmap **Pixmap,
847b479d	49	gint x, gint y,
4c69e0cc	50	gint width,
847b479d	51	gint height)
847b479d	52	{
d9b7ca88	53	if(width < 0) return ;
d9b7ca88	54	if(height < 0) return ;
f66eba62	55	ControlFlowData *control_flow_data =
	56	(ControlFlowData*)g_object_get_data(
	57	G_OBJECT(
	58	Drawing->Drawing_Area_V),
	59	"Control_Flow_Data");
	60
	61	LttTime start, end;
	62	LttTime window_end = ltt_time_add(control_flow_data->Time_Window.time_width,
	63	control_flow_data->Time_Window.start_time);
	64
e9a9c513	65	g_critical("req : window_end : %u, %u", window_end.tv_sec,
	66	window_end.tv_nsec);
	67
	68	g_critical("req : time width : %u, %u", control_flow_data->Time_Window.time_width.tv_sec,
	69	control_flow_data->Time_Window.time_width.tv_nsec);
	70
	71	g_critical("x is : %i, x+width is : %i", x, x+width);
	72
	73	convert_pixels_to_time(width, x,
f66eba62	74	&control_flow_data->Time_Window.start_time,
	75	&window_end,
	76	&start);
	77
e9a9c513	78	convert_pixels_to_time(width, x + width,
f66eba62	79	&control_flow_data->Time_Window.start_time,
	80	&window_end,
	81	&end);
	82
	83	LttvTracesetContext * tsc =
	84	get_traceset_context(control_flow_data->Parent_Window);
	85
f7afe191	86	gdk_draw_rectangle (*Pixmap,
847b479d	87	Drawing->Drawing_Area_V->style->white_gc,
	88	TRUE,
	89	x, y,
	90	width, // do not overlap
	91	height);
	92
e9a9c513	93	//send_test_process(
	94	//guicontrolflow_get_process_list(Drawing->Control_Flow_Data),
	95	//Drawing);
f66eba62	96	//send_test_drawing(
	97	//guicontrolflow_get_process_list(Drawing->Control_Flow_Data),
	98	//Drawing, *Pixmap, x, y, width, height);
831a876d	99
8d088fb2	100	// Let's call processTrace() !!
f66eba62	101	EventRequest event_request; // Variable freed at the end of the function.
	102	event_request.Control_Flow_Data = control_flow_data;
	103	event_request.time_begin = start;
	104	event_request.time_end = end;
	105
e9a9c513	106	g_critical("req : start : %u, %u", event_request.time_begin.tv_sec,
	107	event_request.time_begin.tv_nsec);
	108
	109	g_critical("req : end : %u, %u", event_request.time_end.tv_sec,
	110	event_request.time_end.tv_nsec);
	111
f66eba62	112	LttvHooks *event = lttv_hooks_new();
	113	lttv_hooks_add(event, draw_event_hook, &event_request);
	114
	115	lttv_process_traceset_seek_time(tsc, start);
	116	lttv_traceset_context_add_hooks(tsc,
	117	NULL, NULL, NULL, NULL, NULL, NULL,
	118	NULL, NULL, NULL, event, NULL);
	119	lttv_process_traceset(tsc, end, G_MAXULONG);
	120	lttv_traceset_context_remove_hooks(tsc, NULL, NULL, NULL, NULL, NULL, NULL,
	121	NULL, NULL, NULL, event, NULL);
	122
	123	lttv_hooks_destroy(event);
847b479d	124	}
	125
	126	/* Callbacks */
	127
	128
	129	/* Create a new backing pixmap of the appropriate size */
	130	static gboolean
	131	configure_event( GtkWidget widget, GdkEventConfigure event,
	132	gpointer user_data)
f0d936c0	133	{
847b479d	134	Drawing_t Drawing = (Drawing_t)user_data;
f0d936c0	135
f7afe191	136	/* New Pixmap, size of the configure event */
847b479d	137	GdkPixmap *Pixmap = gdk_pixmap_new(widget->window,
	138	widget->allocation.width,
	139	widget->allocation.height,
	140	-1);
	141
f7afe191	142	g_critical("drawing configure event");
	143
	144	/* If no old Pixmap present */
847b479d	145	if(Drawing->Pixmap == NULL)
847b479d	146	{
f7afe191	147	Drawing->Pixmap = gdk_pixmap_new(
	148	widget->window,
	149	widget->allocation.width,
	150	widget->allocation.height,
	151	//ProcessList_get_height
	152	// (GuiControlFlow_get_Process_List(Drawing->Control_Flow_Data)),
	153	-1);
847b479d	154	Drawing->width = widget->allocation.width;
847b479d	155	Drawing->height = widget->allocation.height;
f7afe191	156	g_critical("init data");
847b479d	157	/* Initial data request */
4c69e0cc	158	drawing_data_request(Drawing, &Drawing->Pixmap, 0, 0,
847b479d	159	widget->allocation.width,
	160	widget->allocation.height);
	161
	162	}
	163	// /* Draw empty background */
	164	// gdk_draw_rectangle (Pixmap,
	165	// widget->style->black_gc,
	166	// TRUE,
	167	// 0, 0,
	168	// widget->allocation.width,
	169	// widget->allocation.height);
	170
	171	/* Copy old data to new pixmap */
	172	gdk_draw_drawable (Pixmap,
	173	widget->style->white_gc,
	174	Drawing->Pixmap,
	175	0, 0,
	176	0, 0,
	177	-1, -1);
	178
	179	/* Request data for missing space */
f7afe191	180	g_critical("missing data");
4c69e0cc	181	drawing_data_request(Drawing, &Pixmap, Drawing->width, 0,
847b479d	182	widget->allocation.width - Drawing->width,
847b479d	183	widget->allocation.height);
4c69e0cc	184	drawing_data_request(Drawing, &Pixmap, 0, Drawing->height,
847b479d	185	Drawing->width,
	186	widget->allocation.height - Drawing->height);
	187
	188	// gdk_draw_rectangle (Pixmap,
	189	// widget->style->white_gc,
	190	// TRUE,
	191	// Drawing->width, 0,
	192	// widget->allocation.width -
	193	// Drawing->width,
	194	// widget->allocation.height);
	195
	196	// gdk_draw_rectangle (Pixmap,
	197	// widget->style->white_gc,
	198	// TRUE,
	199	// 0, Drawing->height,
	200	// Drawing->width, // do not overlap
	201	// widget->allocation.height -
	202	// Drawing->height);
	203
847b479d	204
847b479d	205
	206	if (Drawing->Pixmap)
	207	gdk_pixmap_unref(Drawing->Pixmap);
	208
	209	Drawing->Pixmap = Pixmap;
	210	Drawing->width = widget->allocation.width;
	211	Drawing->height = widget->allocation.height;
	212
	213	return TRUE;
	214	}
	215
	216
	217	/* Redraw the screen from the backing pixmap */
	218	static gboolean
	219	expose_event( GtkWidget widget, GdkEventExpose event, gpointer user_data )
	220	{
	221	Drawing_t Drawing = (Drawing_t)user_data;
	222	g_critical("drawing expose event");
	223
	224	gdk_draw_pixmap(widget->window,
	225	widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
	226	Drawing->Pixmap,
	227	event->area.x, event->area.y,
	228	event->area.x, event->area.y,
	229	event->area.width, event->area.height);
	230
	231	return FALSE;
	232	}
	233
4c69e0cc	234	Drawing_t drawing_construct(ControlFlowData Control_Flow_Data)
847b479d	235	{
76a67e8a	236	Drawing_t *Drawing = g_new(Drawing_t, 1);
f0d936c0	237
f0d936c0	238	Drawing->Drawing_Area_V = gtk_drawing_area_new ();
f7afe191	239	Drawing->Control_Flow_Data = Control_Flow_Data;
f7afe191	240
847b479d	241	//gtk_widget_set_size_request(Drawing->Drawing_Area_V->window, 50, 50);
f0d936c0	242	g_object_set_data_full(
f0d936c0	243	G_OBJECT(Drawing->Drawing_Area_V),
76a67e8a	244	"Link_Drawing_Data",
f0d936c0	245	Drawing,
3cff8cc1	246	(GDestroyNotify)drawing_destroy);
f0d936c0	247
847b479d	248	//gtk_widget_modify_bg( Drawing->Drawing_Area_V,
	249	// GTK_STATE_NORMAL,
	250	// &CF_Colors[BLACK]);
	251
	252	//gdk_window_get_geometry(Drawing->Drawing_Area_V->window,
	253	// NULL, NULL,
	254	// &(Drawing->width),
	255	// &(Drawing->height),
	256	// -1);
	257
	258	//Drawing->Pixmap = gdk_pixmap_new(
	259	// Drawing->Drawing_Area_V->window,
	260	// Drawing->width,
	261	// Drawing->height,
	262	// Drawing->depth);
	263
	264	Drawing->Pixmap = NULL;
	265
	266	// Drawing->Pixmap = gdk_pixmap_new(Drawing->Drawing_Area_V->window,
	267	// Drawing->Drawing_Area_V->allocation.width,
	268	// Drawing->Drawing_Area_V->allocation.height,
	269	// -1);
	270
847b479d	271	g_signal_connect (G_OBJECT(Drawing->Drawing_Area_V),
	272	"configure_event",
	273	G_CALLBACK (configure_event),
	274	(gpointer)Drawing);
	275
	276	g_signal_connect (G_OBJECT(Drawing->Drawing_Area_V),
	277	"expose_event",
	278	G_CALLBACK (expose_event),
	279	(gpointer)Drawing);
	280
f0d936c0	281	return Drawing;
	282	}
	283
4c69e0cc	284	void drawing_destroy(Drawing_t *Drawing)
f0d936c0	285	{
f0d936c0	286
76a67e8a	287	// Do not unref here, Drawing_t destroyed by it's widget.
76a67e8a	288	//g_object_unref( G_OBJECT(Drawing->Drawing_Area_V));
f0d936c0	289
	290	g_free(Drawing);
	291	}
	292
4c69e0cc	293	GtkWidget drawing_get_widget(Drawing_t Drawing)
76a67e8a	294	{
	295	return Drawing->Drawing_Area_V;
	296	}
	297
f66eba62	298	/* convert_pixels_to_time
f0d936c0	299	*
f66eba62	300	* Convert from window pixel and time interval to an absolute time.
f0d936c0	301	*/
fa2c4dbe	302	void convert_pixels_to_time(
e9a9c513	303	gint width,
fa2c4dbe	304	guint x,
	305	LttTime *window_time_begin,
	306	LttTime *window_time_end,
76a67e8a	307	LttTime *time)
f0d936c0	308	{
fa2c4dbe	309	LttTime window_time_interval;
f0d936c0	310
308711e5	311	window_time_interval = ltt_time_sub(*window_time_end,
308711e5	312	*window_time_begin);
e9a9c513	313	*time = ltt_time_mul(window_time_interval, (x/(float)width));
308711e5	314	time = ltt_time_add(window_time_begin, *time);
fa2c4dbe	315	}
	316
	317
	318
	319	void convert_time_to_pixels(
	320	LttTime window_time_begin,
	321	LttTime window_time_end,
	322	LttTime time,
e9a9c513	323	int width,
76a67e8a	324	guint *x)
fa2c4dbe	325	{
fa2c4dbe	326	LttTime window_time_interval;
76a67e8a	327	float interval_float, time_float;
fa2c4dbe	328
308711e5	329	window_time_interval = ltt_time_sub(window_time_end,window_time_begin);
fa2c4dbe	330
308711e5	331	time = ltt_time_sub(time, window_time_begin);
fa2c4dbe	332
308711e5	333	interval_float = ltt_time_to_double(window_time_interval);
308711e5	334	time_float = ltt_time_to_double(time);
76a67e8a	335
e9a9c513	336	x = (guint)(time_float/interval_float width);
f0d936c0	337
	338	}
	339
4c69e0cc	340	void drawing_refresh ( Drawing_t *Drawing,
847b479d	341	guint x, guint y,
	342	guint width, guint height)
	343	{
6d5ed1c3	344	g_info("Drawing.c : drawing_refresh %u, %u, %u, %u", x, y, width, height);
f7afe191	345	GdkRectangle update_rect;
f7afe191	346
847b479d	347	gdk_draw_drawable(
	348	Drawing->Drawing_Area_V->window,
	349	Drawing->Drawing_Area_V->
	350	style->fg_gc[GTK_WIDGET_STATE (Drawing->Drawing_Area_V)],
	351	GDK_DRAWABLE(Drawing->Pixmap),
	352	x, y,
	353	x, y,
	354	width, height);
f7afe191	355
	356	update_rect.x = 0 ;
	357	update_rect.y = 0 ;
	358	update_rect.width = Drawing->width;
	359	update_rect.height = Drawing->height ;
	360	gtk_widget_draw( Drawing->Drawing_Area_V, &update_rect);
	361
847b479d	362	}
	363
	364
4c69e0cc	365	void drawing_draw_line( Drawing_t *Drawing,
847b479d	366	GdkPixmap *Pixmap,
	367	guint x1, guint y1,
	368	guint x2, guint y2,
	369	GdkGC *GC)
	370	{
	371	gdk_draw_line (Pixmap,
	372	GC,
	373	x1, y1, x2, y2);
	374	}
	375
	376
fa2c4dbe	377
fa2c4dbe	378
4c69e0cc	379	void drawing_resize(Drawing_t *Drawing, guint h, guint w)
f0d936c0	380	{
f0d936c0	381	Drawing->height = h ;
76a67e8a	382	Drawing->width = w ;
f0d936c0	383
76a67e8a	384	gtk_widget_set_size_request ( Drawing->Drawing_Area_V,
76a67e8a	385	Drawing->width,
f0d936c0	386	Drawing->height);
	387
	388
	389	}
847b479d	390
847b479d	391
5f16133f	392	/* Insert a square corresponding to a new process in the list */
5f16133f	393	/* Applies to whole Drawing->width */
4c69e0cc	394	void drawing_insert_square(Drawing_t *Drawing,
5f16133f	395	guint y,
	396	guint height)
	397	{
	398	GdkRectangle update_rect;
	399
	400	/* Allocate a new pixmap with new height */
	401	GdkPixmap *Pixmap = gdk_pixmap_new(Drawing->Drawing_Area_V->window,
	402	Drawing->width,
	403	Drawing->height + height,
	404	-1);
	405
	406	/* Copy the high region */
	407	gdk_draw_drawable (Pixmap,
	408	Drawing->Drawing_Area_V->style->black_gc,
	409	Drawing->Pixmap,
	410	0, 0,
	411	0, 0,
	412	Drawing->width, y);
	413
	414
	415
	416
	417	/* add an empty square */
	418	gdk_draw_rectangle (Pixmap,
1ab3d149	419	Drawing->Drawing_Area_V->style->black_gc,
5f16133f	420	TRUE,
	421	0, y,
	422	Drawing->width, // do not overlap
	423	height);
	424
	425
	426
	427	/* copy the bottom of the region */
	428	gdk_draw_drawable (Pixmap,
	429	Drawing->Drawing_Area_V->style->black_gc,
	430	Drawing->Pixmap,
	431	0, y,
	432	0, y + height,
	433	Drawing->width, Drawing->height - y);
	434
	435
	436
	437
	438	if (Drawing->Pixmap)
	439	gdk_pixmap_unref(Drawing->Pixmap);
	440
	441	Drawing->Pixmap = Pixmap;
	442
	443	Drawing->height+=height;
	444
	445	/* Rectangle to update, from new Drawing dimensions */
	446	update_rect.x = 0 ;
	447	update_rect.y = y ;
	448	update_rect.width = Drawing->width;
	449	update_rect.height = Drawing->height - y ;
	450	gtk_widget_draw( Drawing->Drawing_Area_V, &update_rect);
	451	}
	452
	453
	454	/* Remove a square corresponding to a removed process in the list */
4c69e0cc	455	void drawing_remove_square(Drawing_t *Drawing,
5f16133f	456	guint y,
	457	guint height)
	458	{
	459	GdkRectangle update_rect;
	460
	461	/* Allocate a new pixmap with new height */
	462	GdkPixmap *Pixmap = gdk_pixmap_new(
	463	Drawing->Drawing_Area_V->window,
	464	Drawing->width,
	465	Drawing->height - height,
	466	-1);
	467
	468	/* Copy the high region */
	469	gdk_draw_drawable (Pixmap,
	470	Drawing->Drawing_Area_V->style->black_gc,
	471	Drawing->Pixmap,
	472	0, 0,
	473	0, 0,
	474	Drawing->width, y);
	475
	476
	477
	478	/* Copy up the bottom of the region */
	479	gdk_draw_drawable (Pixmap,
	480	Drawing->Drawing_Area_V->style->black_gc,
	481	Drawing->Pixmap,
	482	0, y + height,
	483	0, y,
	484	Drawing->width, Drawing->height - y - height);
	485
	486
	487	if (Drawing->Pixmap)
	488	gdk_pixmap_unref(Drawing->Pixmap);
	489
	490	Drawing->Pixmap = Pixmap;
	491
	492	Drawing->height-=height;
	493
	494	/* Rectangle to update, from new Drawing dimensions */
	495	update_rect.x = 0 ;
	496	update_rect.y = y ;
	497	update_rect.width = Drawing->width;
	498	update_rect.height = Drawing->height - y ;
	499	gtk_widget_draw( Drawing->Drawing_Area_V, &update_rect);
	500	}
189a5d08	501
189a5d08	502