Panda3D

gtkStatsPianoRoll.h

00001 // Filename: gtkStatsPianoRoll.h
00002 // Created by:  drose (16Jan06)
00003 //
00004 ////////////////////////////////////////////////////////////////////
00005 //
00006 // PANDA 3D SOFTWARE
00007 // Copyright (c) Carnegie Mellon University.  All rights reserved.
00008 //
00009 // All use of this software is subject to the terms of the revised BSD
00010 // license.  You should have received a copy of this license along
00011 // with this source code in a file named "LICENSE."
00012 //
00013 ////////////////////////////////////////////////////////////////////
00014 
00015 #ifndef GTKSTATSPIANOROLL_H
00016 #define GTKSTATSPIANOROLL_H
00017 
00018 #include "pandatoolbase.h"
00019 
00020 #include "gtkStatsGraph.h"
00021 #include "pStatPianoRoll.h"
00022 #include "pointerTo.h"
00023 
00024 #include <gtk/gtk.h>
00025 
00026 class GtkStatsMonitor;
00027 
00028 ////////////////////////////////////////////////////////////////////
00029 //       Class : GtkStatsPianoRoll
00030 // Description : A window that draws a piano-roll style chart,
00031 //               which shows the collectors explicitly stopping and
00032 //               starting, one frame at a time.
00033 ////////////////////////////////////////////////////////////////////
00034 class GtkStatsPianoRoll : public PStatPianoRoll, public GtkStatsGraph {
00035 public:
00036   GtkStatsPianoRoll(GtkStatsMonitor *monitor, int thread_index);
00037   virtual ~GtkStatsPianoRoll();
00038 
00039   virtual void new_data(int thread_index, int frame_number);
00040   virtual void force_redraw();
00041   virtual void changed_graph_size(int graph_xsize, int graph_ysize);
00042 
00043   virtual void set_time_units(int unit_mask);
00044   virtual void clicked_label(int collector_index);
00045   void set_horizontal_scale(double time_width);
00046 
00047 protected:
00048   void clear_region();
00049   virtual void begin_draw();
00050   virtual void draw_bar(int row, int from_x, int to_x);
00051   virtual void end_draw();
00052   virtual void idle();
00053 
00054   virtual void additional_graph_window_paint();
00055   virtual DragMode consider_drag_start(int graph_x, int graph_y);
00056 
00057   virtual gboolean handle_button_press(GtkWidget *widget, int graph_x, int graph_y,
00058                bool double_click);
00059   virtual gboolean handle_button_release(GtkWidget *widget, int graph_x, int graph_y);
00060   virtual gboolean handle_motion(GtkWidget *widget, int graph_x, int graph_y);
00061 
00062 private:
00063   int get_collector_under_pixel(int xpoint, int ypoint);
00064   void update_labels();
00065   void draw_guide_bar(GdkDrawable *surface, const PStatGraph::GuideBar &bar);
00066   void draw_guide_labels();
00067   void draw_guide_label(const PStatGraph::GuideBar &bar);
00068 
00069   static gboolean expose_event_callback(GtkWidget *widget, 
00070           GdkEventExpose *event, gpointer data);
00071 };
00072 
00073 #endif
00074 
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