winStatsStripChart.h

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/**
 * PANDA 3D SOFTWARE
 * Copyright (c) Carnegie Mellon University.  All rights reserved.
 *
 * All use of this software is subject to the terms of the revised BSD
 * license.  You should have received a copy of this license along
 * with this source code in a file named "LICENSE."
 *
 * @file winStatsStripChart.h
 * @author drose
 * @date 2003-12-03
 */

#ifndef WINSTATSSTRIPCHART_H
#define WINSTATSSTRIPCHART_H

#include "pandatoolbase.h"

#include "winStatsGraph.h"
#include "pStatStripChart.h"
#include "pointerTo.h"

#include <windows.h>

class WinStatsMonitor;

/**
 * A window that draws a strip chart, given a view.
 */
class WinStatsStripChart : public PStatStripChart, public WinStatsGraph {
public:
  WinStatsStripChart(WinStatsMonitor *monitor,
                     int thread_index, int collector_index, bool show_level);
  virtual ~WinStatsStripChart();

  virtual void new_collector(int collector_index);
  virtual void new_data(int thread_index, int frame_number);
  virtual void force_redraw();
  virtual void changed_graph_size(int graph_xsize, int graph_ysize);

  virtual void set_time_units(int unit_mask);
  virtual void set_scroll_speed(double scroll_speed);
  virtual void clicked_label(int collector_index);
  void set_vertical_scale(double value_height);

protected:
  virtual void update_labels();

  virtual void clear_region();
  virtual void copy_region(int start_x, int end_x, int dest_x);
  virtual void draw_slice(int x, int w,
                          const PStatStripChart::FrameData &fdata);
  virtual void draw_empty(int x, int w);
  virtual void draw_cursor(int x);
  virtual void end_draw(int from_x, int to_x);

  LONG window_proc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam);
  virtual LONG graph_window_proc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam);
  virtual void additional_window_paint(HDC hdc);
  virtual void additional_graph_window_paint(HDC hdc);
  virtual DragMode consider_drag_start(int mouse_x, int mouse_y,
                                       int width, int height);
  virtual void set_drag_mode(DragMode drag_mode);
  virtual void move_graph_window(int graph_left, int graph_top,
                                 int graph_xsize, int graph_ysize);

private:
  void draw_guide_bar(HDC hdc, int from_x, int to_x, const GuideBar &bar);
  int draw_guide_label(HDC hdc, int x, const GuideBar &bar, int last_y);
  void create_window();
  static void register_window_class(HINSTANCE application);

  static LONG WINAPI static_window_proc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam);

  int _brush_origin;
  std::string _net_value_text;

  HWND _smooth_check_box;
  static size_t _check_box_height, _check_box_width;

  static bool _window_class_registered;
  static const char * const _window_class_name;
};

#endif