X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=ltt%2Fbranches%2Fpoly%2Flttv%2Fmodules%2Fgui%2Fcontrolflow%2Fdrawing.h;h=3cf84ab838ff4e8a92958849a8c3d8d751202fc4;hb=7c0125e0d749f61688a140b2dbb76cc37ad57beb;hp=0dd8ae892fffa9cf973964bb2a1af3478b2ec0c9;hpb=9a1ec01b8ebf230989fc9078d35f5ac2aa7fb5b0;p=lttv.git

diff --git a/ltt/branches/poly/lttv/modules/gui/controlflow/drawing.h b/ltt/branches/poly/lttv/modules/gui/controlflow/drawing.h
index 0dd8ae89..3cf84ab8 100644
--- a/ltt/branches/poly/lttv/modules/gui/controlflow/drawing.h
+++ b/ltt/branches/poly/lttv/modules/gui/controlflow/drawing.h
@@ -73,7 +73,15 @@ extern GdkColor drawing_colors[NUM_COLORS];
  * of the shown processes.
  */
 
+#ifndef TYPE_DRAWING_T_DEFINED
+#define TYPE_DRAWING_T_DEFINED
 typedef struct _Drawing_t Drawing_t;
+#endif //TYPE_DRAWING_T_DEFINED
+
+#ifndef TYPE_CONTROLFLOWDATA_DEFINED
+#define TYPE_CONTROLFLOWDATA_DEFINED
+typedef struct _ControlFlowData ControlFlowData;
+#endif //TYPE_CONTROLFLOWDATA_DEFINED
 
 struct _Drawing_t {
   GtkWidget *vbox;
@@ -86,12 +94,14 @@ struct _Drawing_t {
   GtkWidget *ruler_hbox;
   GtkWidget *ruler;
   GtkWidget *padding;
-  GdkPixmap *pixmap;
+  //GdkPixmap *pixmap;
   ControlFlowData *control_flow_data;
   
   PangoLayout *pango_layout;
 
   gint      height, width, depth;
+  /* height and width of allocated buffer pixmap */
+  gint      alloc_height, alloc_width;
   
   /* X coordinate of damaged region */
   gint      damage_begin, damage_end; /* damaged region to be exposed,
@@ -110,6 +120,12 @@ void drawing_destroy(Drawing_t *drawing);
 GtkWidget *drawing_get_widget(Drawing_t *drawing);
 GtkWidget *drawing_get_drawing_area(Drawing_t *drawing);
 
+
+void drawing_data_request(Drawing_t *drawing,
+      gint x, gint y,
+      gint width,
+      gint height);
+
 void drawing_draw_line( Drawing_t *drawing,
       GdkPixmap *pixmap,
       guint x1, guint y1,
@@ -134,20 +150,6 @@ void drawing_remove_square(Drawing_t *drawing,
         guint y,
         guint height);
 
-__inline void convert_pixels_to_time(
-    gint width,
-    guint x,
-    LttTime window_time_begin,
-    LttTime window_time_end,
-    LttTime *time);
-
-__inline void convert_time_to_pixels(
-    LttTime window_time_begin,
-    LttTime window_time_end,
-    LttTime time,
-    gint width,
-    guint *x);
-
 void drawing_update_ruler(Drawing_t *drawing, TimeWindow *time_window);
 
 void drawing_request_expose(EventsRequest *events_request,
@@ -166,4 +168,51 @@ tree_row_activated(GtkTreeModel *treemodel,
                    GtkTreeViewColumn *arg2,
                    gpointer user_data);
 
+
+/* convert_pixels_to_time
+ *
+ * Convert from window pixel and time interval to an absolute time.
+ */
+static inline void convert_pixels_to_time(
+    gint width,
+    guint x,
+    TimeWindow time_window,
+    LttTime *time)
+{
+  double time_d;
+  
+  time_d = time_window.time_width_double;
+  time_d = time_d / (double)width * (double)x;
+  *time = ltt_time_from_double(time_d);
+  *time = ltt_time_add(time_window.start_time, *time);
+}
+
+
+static inline void convert_time_to_pixels(
+    TimeWindow time_window,
+    LttTime time,
+    int width,
+    guint *x)
+{
+  double time_d;
+#ifdef EXTRA_CHECK 
+  g_assert(ltt_time_compare(window_time_begin, time) <= 0 &&
+           ltt_time_compare(window_time_end, time) >= 0);
+#endif //EXTRA_CHECK
+  
+  time = ltt_time_sub(time, time_window.start_time);
+  
+  time_d = ltt_time_to_double(time);
+  
+  if(time_window.time_width_double == 0.0) {
+    g_assert(time_d == 0.0);
+    *x = 0;
+  } else {
+    *x = (guint)(time_d / time_window.time_width_double * (double)width);
+  }
+  
+}
+
+
+
 #endif // _DRAWING_H