ltt/branches/poly/lttv/modules/guiControlFlow/Drawing.h

   1 #ifndef _DRAWING_H
   2 #define _DRAWING_H
   3
   4 #include <glib.h>
   5 #include <gdk/gdk.h>
   6 #include <gtk/gtk.h>
   7 #include <ltt/ltt.h>
   8 #include "CFV.h"
   9
  10 /* This part of the viewer does :
  11  * Draw horizontal lines, getting graphic context as arg.
  12  * Copy region of the screen into another.
  13  * Modify the boundaries to reflect a scale change. (resize)
  14  * Refresh the physical screen with the pixmap
  15  * A helper function is provided here to convert from time and process
  16  * identifier to pixels and the contrary (will be useful for mouse selection).
  17  * Insert an empty square in the drawing, moving the bottom part.
  18  *
  19  * The pixmap used has the width of the physical window, but the height
  20  * of the shown processes.
  21  */
  22
  23 typedef struct _Drawing_t Drawing_t;
  24
  25
  26 //FIXME : TEMPORARILY FOR GC !!
  27 struct _Drawing_t {
  28         GtkWidget       *Drawing_Area_V;
  29         GdkPixmap       *Pixmap;
  30         ControlFlowData *Control_Flow_Data;
  31
  32         gint            height, width, depth;
  33
  34 };
  35
  36
  37 Drawing_t *Drawing_construct(ControlFlowData *Control_Flow_Data);
  38 void Drawing_destroy(Drawing_t *Drawing);
  39
  40 GtkWidget *Drawing_getWidget(Drawing_t *Drawing);
  41
  42 //void Drawing_Refresh (        Drawing_t *Drawing,
  43 //                      guint x, guint y,
  44 //                      guint width, guint height);
  45
  46 void Drawing_draw_line( Drawing_t *Drawing,
  47                         GdkPixmap *Pixmap,
  48                         guint x1, guint y1,
  49                         guint x2, guint y2,
  50                         GdkGC *GC);
  51
  52 //void Drawing_copy( Drawing_t *Drawing,
  53 //              guint xsrc, guint ysrc,
  54 //              guint xdest, guint ydest,
  55 //              guint width, guint height);
  56
  57 /* Insert a square corresponding to a new process in the list */
  58 void Drawing_Insert_Square(Drawing_t *Drawing,
  59                                 guint y,
  60                                 guint height);
  61
  62 /* Remove a square corresponding to a removed process in the list */
  63 void Drawing_Remove_Square(Drawing_t *Drawing,
  64                                 guint y,
  65                                 guint height);
  66
  67
  68 //void Drawing_Resize(Drawing_t *Drawing, guint h, guint w);
  69
  70 void convert_pixels_to_time(
  71                 Drawing_t *Drawing,
  72                 guint x,
  73                 LttTime *window_time_begin,
  74                 LttTime *window_time_end,
  75                 LttTime *begin);
  76
  77 void convert_time_to_pixels(
  78                 LttTime window_time_begin,
  79                 LttTime window_time_end,
  80                 LttTime time,
  81                 Drawing_t *Drawing,
  82                 guint *x);
  83
  84 #endif // _DRAWING_H