part 7
[lttv.git] / ltt / branches / poly / lttv / modules / guiControlFlow / Drawing.c
diff --git a/ltt/branches/poly/lttv/modules/guiControlFlow/Drawing.c b/ltt/branches/poly/lttv/modules/guiControlFlow/Drawing.c
deleted file mode 100644 (file)
index 85d2efc..0000000
+++ /dev/null
@@ -1,640 +0,0 @@
-
-#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.
- * 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),
-                "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(drawing->drawing_area->allocation.width, x,
-        &control_flow_data->time_window.start_time,
-        &window_end,
-        &start);
-
-  convert_pixels_to_time(drawing->drawing_area->allocation.width, x + width,
-        &control_flow_data->time_window.start_time,
-        &window_end,
-        &end);
-  
-  LttvTracesetContext * tsc =
-        get_traceset_context(control_flow_data->mw);
-  
-    //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;
-  event_request.x_begin = x;
-  event_request.x_end = x+width;
-
-  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();
-  LttvHooks *after_event = lttv_hooks_new();
-  LttvHooks *after_traceset = lttv_hooks_new();
-  lttv_hooks_add(after_traceset, after_data_request, &event_request);
-  lttv_hooks_add(event, draw_event_hook, &event_request);
-  //Modified by xiangxiu: state update hooks are added by the main window
-  //state_add_event_hooks_api(control_flow_data->mw);
-  lttv_hooks_add(after_event, draw_after_hook, &event_request);
-
-  lttv_process_traceset_seek_time(tsc, start);
-  // FIXME : would like to place the after_traceset hook after the traceset,
-  // but the traceset context state is not valid anymore.
-  lttv_traceset_context_add_hooks(tsc,
-  //    NULL, after_traceset, NULL, NULL, NULL, NULL,
-      NULL, NULL, NULL, NULL, NULL, NULL,
-      NULL, after_traceset, NULL, event, after_event);
-  lttv_process_traceset(tsc, end, G_MAXULONG);
-  //after_data_request((void*)&event_request,(void*)tsc);
-  lttv_traceset_context_remove_hooks(tsc,
-      //NULL, after_traceset, NULL, NULL, NULL, NULL,
-      NULL, NULL, NULL, NULL, NULL, NULL,
-      NULL, after_traceset, NULL, event, after_event);
-  //Modified by xiangxiu: state update hooks are removed by the main window
-  //state_remove_event_hooks_api(control_flow_data->mw);
-
-  lttv_hooks_destroy(after_traceset);
-  lttv_hooks_destroy(event);
-  lttv_hooks_destroy(after_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;
-
-
-  /* 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->mw,
-        &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->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;
-  ControlFlowData *control_flow_data =
-      (ControlFlowData*)g_object_get_data(
-                G_OBJECT(widget),
-                "control_flow_data");
-
-  g_critical("drawing expose event");
-  
-  guint x=0;
-  LttTime* current_time = 
-      guicontrolflow_get_current_time(control_flow_data);
-
-  LttTime window_end = ltt_time_add(control_flow_data->time_window.time_width,
-                      control_flow_data->time_window.start_time);
-
-  convert_time_to_pixels(
-        control_flow_data->time_window.start_time,
-        window_end,
-        *current_time,
-        widget->allocation.width,
-        &x);
-  
-  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);
-
-  if(x >= event->area.x && x <= event->area.x+event->area.width)
-  {
-    GdkGC *gc = gdk_gc_new(control_flow_data->drawing->pixmap);
-    gdk_gc_copy(gc, widget->style->black_gc);
-    
-    drawing_draw_line(NULL, widget->window,
-                  x, event->area.y,
-                  x, event->area.y+event->area.height,
-                  gc);
-    gdk_gc_unref(gc);
-  }
-  return FALSE;
-}
-
-/* mouse click */
-static gboolean
-button_press_event( GtkWidget *widget, GdkEventButton *event, gpointer user_data )
-{
-  ControlFlowData *control_flow_data =
-      (ControlFlowData*)g_object_get_data(
-                G_OBJECT(widget),
-                "control_flow_data");
-  Drawing_t *drawing = control_flow_data->drawing;
-
-
-  g_critical("click");
-  if(event->button == 1)
-  {
-    LttTime time;
-
-    LttTime window_end = ltt_time_add(control_flow_data->time_window.time_width,
-                        control_flow_data->time_window.start_time);
-
-
-    /* left mouse button click */
-    g_critical("x click is : %f", event->x);
-
-    convert_pixels_to_time(widget->allocation.width, (guint)event->x,
-        &control_flow_data->time_window.start_time,
-        &window_end,
-        &time);
-
-    set_current_time(control_flow_data->mw, &time);
-
-  }
-  
-  return FALSE;
-}
-
-
-
-
-Drawing_t *drawing_construct(ControlFlowData *control_flow_data)
-{
-  Drawing_t *drawing = g_new(Drawing_t, 1);
-    
-  drawing->drawing_area = gtk_drawing_area_new ();
-  drawing->control_flow_data = control_flow_data;
-
-  drawing->pango_layout =
-    gtk_widget_create_pango_layout(drawing->drawing_area, NULL);
-  
-  //gtk_widget_set_size_request(drawing->drawing_area->window, 50, 50);
-  g_object_set_data_full(
-      G_OBJECT(drawing->drawing_area),
-      "Link_drawing_Data",
-      drawing,
-      (GDestroyNotify)drawing_destroy);
-
-  //gtk_widget_modify_bg( drawing->drawing_area,
-  //      GTK_STATE_NORMAL,
-  //      &CF_Colors[BLACK]);
-  
-  //gdk_window_get_geometry(drawing->drawing_area->window,
-  //    NULL, NULL,
-  //    &(drawing->width),
-  //    &(drawing->height),
-  //    -1);
-  
-  //drawing->pixmap = gdk_pixmap_new(
-  //    drawing->drawing_area->window,
-  //    drawing->width,
-  //    drawing->height,
-  //    drawing->depth);
-  
-  drawing->pixmap = NULL;
-
-//  drawing->pixmap = gdk_pixmap_new(drawing->drawing_area->window,
-//        drawing->drawing_area->allocation.width,
-//        drawing->drawing_area->allocation.height,
-//        -1);
-
-  gtk_widget_add_events(drawing->drawing_area, GDK_BUTTON_PRESS_MASK);
-  
-  g_signal_connect (G_OBJECT(drawing->drawing_area),
-        "configure_event",
-        G_CALLBACK (configure_event),
-        (gpointer)drawing);
-  
-  g_signal_connect (G_OBJECT(drawing->drawing_area),
-        "expose_event",
-        G_CALLBACK (expose_event),
-        (gpointer)drawing);
-
-  g_signal_connect (G_OBJECT(drawing->drawing_area),
-        "button-press-event",
-        G_CALLBACK (button_press_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));
-    
-  g_free(drawing->pango_layout);
-  g_free(drawing);
-}
-
-GtkWidget *drawing_get_widget(Drawing_t *drawing)
-{
-  return drawing->drawing_area;
-}
-
-/* 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->window,
-    drawing->drawing_area->
-     style->fg_gc[GTK_WIDGET_STATE (drawing->drawing_area)],
-    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, &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,
-          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->window,
-        drawing->width + SAFETY,
-        drawing->height + height + SAFETY,
-        -1);
-  
-  /* Copy the high region */
-  gdk_draw_drawable (pixmap,
-    drawing->drawing_area->style->black_gc,
-    drawing->pixmap,
-    0, 0,
-    0, 0,
-    drawing->width + SAFETY, y);
-
-
-
-
-  /* add an empty square */
-  gdk_draw_rectangle (pixmap,
-    drawing->drawing_area->style->white_gc,
-    TRUE,
-    0, y,
-    drawing->width + SAFETY,  // do not overlap
-    height);
-
-
-
-  /* copy the bottom of the region */
-  gdk_draw_drawable (pixmap,
-    drawing->drawing_area->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, &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->window,
-      drawing->width + SAFETY,
-      drawing->height - height + SAFETY,
-      -1);
-  
-  /* Copy the high region */
-  gdk_draw_drawable (pixmap,
-    drawing->drawing_area->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->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, &update_rect);
-}
-
-
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