* 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;
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,
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,
guint y,
guint height);
-__inline void convert_pixels_to_time(
- gint width,
- guint x,
- TimeWindow time_window,
- LttTime *time);
-
-__inline void convert_time_to_pixels(
- TimeWindow time_window,
- LttTime time,
- gint width,
- guint *x);
-
void drawing_update_ruler(Drawing_t *drawing, TimeWindow *time_window);
void drawing_request_expose(EventsRequest *events_request,
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