X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=ltt%2Fbranches%2Fpoly%2Flttv%2Fmodules%2FguiControlFlow%2FDrawing.c;h=8f35e071138b6cb87c36dbb7e08c9c4f225b1655;hb=90ffd2adca8a23a36f3a9b7279f40797907723de;hp=009109f806c19ae7efb88dab8872c068e68281ba;hpb=fa2c4dbef9d6f7f509a1d13ca8b7d16f95236100;p=lttv.git diff --git a/ltt/branches/poly/lttv/modules/guiControlFlow/Drawing.c b/ltt/branches/poly/lttv/modules/guiControlFlow/Drawing.c index 009109f8..8f35e071 100644 --- a/ltt/branches/poly/lttv/modules/guiControlFlow/Drawing.c +++ b/ltt/branches/poly/lttv/modules/guiControlFlow/Drawing.c @@ -1,10 +1,24 @@ +#include +#include + +#include +#include +#include + #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, @@ -26,66 +40,322 @@ static GdkColor CF_Colors [] = }; -typedef struct _Drawing_t { - GtkWidget *Drawing_Area_V +/* Function responsible for updating the exposed area. + * It must call processTrace() to ask for this update. + * Note : this function cannot clear the background, because it may + * erase drawing already present (SAFETY). + */ +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); - guint height, width; + 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(Drawing->Drawing_Area_V->allocation.width, x, + &control_flow_data->Time_Window.start_time, + &window_end, + &start); -} Drawing_t; + convert_pixels_to_time(Drawing->Drawing_Area_V->allocation.width, x + width, + &control_flow_data->Time_Window.start_time, + &window_end, + &end); + + LttvTracesetContext * tsc = + get_traceset_context(control_flow_data->Parent_Window); + + //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(); + state_add_event_hooks_api(control_flow_data->Parent_Window); + 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); -Drawing_t *Drawing(void) + state_remove_event_hooks_api(control_flow_data->Parent_Window); + lttv_hooks_destroy(event); +} + +/* Callbacks */ + + +/* Create a new backing pixmap of the appropriate size */ +/* As the scaling will always change, it's of no use to copy old + * pixmap. + */ +static gboolean +configure_event( GtkWidget *widget, GdkEventConfigure *event, + gpointer user_data) { + Drawing_t *Drawing = (Drawing_t*)user_data; - Drawing_t Drawing = g_new(Drawing_t, 1); + + /* First, get the new time interval of the main window */ + /* we assume (see documentation) that the main window + * has updated the time interval before this configure gets + * executed. + */ + get_time_window(Drawing->Control_Flow_Data->Parent_Window, + &Drawing->Control_Flow_Data->Time_Window); + + /* New Pixmap, size of the configure event */ + //GdkPixmap *Pixmap = gdk_pixmap_new(widget->window, + // widget->allocation.width + SAFETY, + // widget->allocation.height + SAFETY, + // -1); + + g_critical("drawing configure event"); + g_critical("New draw size : %i by %i",widget->allocation.width, widget->allocation.height); + + + if (Drawing->Pixmap) + gdk_pixmap_unref(Drawing->Pixmap); + + /* If no old Pixmap present */ + //if(Drawing->Pixmap == NULL) + { + Drawing->Pixmap = gdk_pixmap_new( + widget->window, + widget->allocation.width + SAFETY, + widget->allocation.height + SAFETY, + //ProcessList_get_height + // (GuiControlFlow_get_Process_List(Drawing->Control_Flow_Data)), + -1); + Drawing->width = widget->allocation.width; + Drawing->height = widget->allocation.height; + + + // Clear the image + gdk_draw_rectangle (Drawing->Pixmap, + widget->style->white_gc, + TRUE, + 0, 0, + widget->allocation.width+SAFETY, + widget->allocation.height+SAFETY); + + //g_info("init data request"); + + + /* Initial data request */ + // Do not need to ask for data of 1 pixel : not synchronized with + // main window time at this moment. + drawing_data_request(Drawing, &Drawing->Pixmap, 0, 0, + widget->allocation.width, + widget->allocation.height); + + Drawing->width = widget->allocation.width; + Drawing->height = widget->allocation.height; + + return TRUE; + + + + } +#ifdef NOTUSE +// /* 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); + + if (Drawing->Pixmap) + gdk_pixmap_unref(Drawing->Pixmap); + + Drawing->Pixmap = Pixmap; + + // Clear the bottom part of the image (SAFETY) + gdk_draw_rectangle (Pixmap, + widget->style->white_gc, + TRUE, + 0, Drawing->height+SAFETY, + Drawing->width+SAFETY, // do not overlap + (widget->allocation.height) - Drawing->height); + + // Clear the right part of the image (SAFETY) + gdk_draw_rectangle (Pixmap, + widget->style->white_gc, + TRUE, + Drawing->width+SAFETY, 0, + (widget->allocation.width) - Drawing->width, // do not overlap + Drawing->height+SAFETY); + + /* Clear the backgound for data request, but not SAFETY */ + gdk_draw_rectangle (Pixmap, + Drawing->Drawing_Area_V->style->white_gc, + TRUE, + Drawing->width + SAFETY, 0, + widget->allocation.width - Drawing->width, // do not overlap + widget->allocation.height+SAFETY); + + /* Request data for missing space */ + g_info("missing data request"); + drawing_data_request(Drawing, &Pixmap, Drawing->width, 0, + widget->allocation.width - Drawing->width, + widget->allocation.height); + + Drawing->width = widget->allocation.width; + Drawing->height = widget->allocation.height; + + return TRUE; +#endif //NOTUSE +} + + +/* 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; + Drawing->pango_layout = + gtk_widget_create_pango_layout(Drawing->Drawing_Area_V, NULL); + + //gtk_widget_set_size_request(Drawing->Drawing_Area_V->window, 50, 50); g_object_set_data_full( G_OBJECT(Drawing->Drawing_Area_V), - "Drawing_Data", + "Link_Drawing_Data", Drawing, - (GDestroyNotify)Drawing_destroy); + (GDestroyNotify)drawing_destroy); - gtk_widget_modify_bg( Control_Flow_Data->Drawing_Area_V, - GTK_STATE_NORMAL, - &CF_Colors[BLACK]); + //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) +void drawing_destroy(Drawing_t *Drawing) { - g_object_unref( G_OBJECT(Drawing->Drawing_Area_V)); + // Do not unref here, Drawing_t destroyed by it's widget. + //g_object_unref( G_OBJECT(Drawing->Drawing_Area_V)); + g_free(Drawing->pango_layout); g_free(Drawing); } -/* get_time_from_pixels +GtkWidget *drawing_get_widget(Drawing_t *Drawing) +{ + return Drawing->Drawing_Area_V; +} + +/* convert_pixels_to_time * - * Get the time interval from window time and pixels, and pixels requested. This - * function uses TimeMul, which should only be used if the float value is lower - * that 4, and here it's always lower than 1, so it's ok. + * Convert from window pixel and time interval to an absolute time. */ void convert_pixels_to_time( - Drawing_t *Drawing, + gint width, guint x, LttTime *window_time_begin, LttTime *window_time_end, - LttTime *time, - ); + LttTime *time) { LttTime window_time_interval; - TimeSub(window_time_interval, *window_time_end, window_time_begin); - - - TimeMul(*time, window_time_interval, - (x/(float)Drawing->width)); - TimeAdd(*time, window_time_begin, *time); - + 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); } @@ -94,35 +364,183 @@ void convert_time_to_pixels( LttTime window_time_begin, LttTime window_time_end, LttTime time, - Drawing_t *Drawing, - guint *x, - ) + int width, + guint *x) { LttTime window_time_interval; + float interval_float, time_float; - TimeSub(window_time_interval, window_time_end, window_time_begin); + window_time_interval = ltt_time_sub(window_time_end,window_time_begin); - TimeSub(time, time, wimdow_time_begin); + time = ltt_time_sub(time, window_time_begin); - *x = (guint)((time/(float)window_time_interval) * Drawing->width); + 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_Resize(Drawing_t *Drawing, guint h, guint, w) +void drawing_draw_line( Drawing_t *Drawing, + GdkPixmap *Pixmap, + guint x1, guint y1, + guint x2, guint y2, + GdkGC *GC) { - guint w; + gdk_draw_line (Pixmap, + GC, + x1, y1, x2, y2); +} + + + +void drawing_resize(Drawing_t *Drawing, guint h, guint w) +{ Drawing->height = h ; - Drawing->weight = w ; + Drawing->width = w ; - gtk_widget_set_size_request ( Control_Flow_Data->Drawing_Area_V, - Drawing->weight, + 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 + SAFETY, + Drawing->height + height + SAFETY, + -1); + + /* Copy the high region */ + gdk_draw_drawable (Pixmap, + Drawing->Drawing_Area_V->style->black_gc, + Drawing->Pixmap, + 0, 0, + 0, 0, + Drawing->width + SAFETY, y); + + + + + /* add an empty square */ + gdk_draw_rectangle (Pixmap, + Drawing->Drawing_Area_V->style->black_gc, + TRUE, + 0, y, + Drawing->width + SAFETY, // 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+SAFETY, Drawing->height - y + SAFETY); + + + + + 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 + SAFETY, + Drawing->height - height + SAFETY, + -1); + + /* Copy the high region */ + gdk_draw_drawable (Pixmap, + Drawing->Drawing_Area_V->style->black_gc, + Drawing->Pixmap, + 0, 0, + 0, 0, + Drawing->width + SAFETY, 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 + SAFETY); + + + 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); +} +