PlatformWindow Include File

/* Sun-$Revision: 23.2 $ */

/* Copyright 1998-9 Sun Microsystems, Inc.
   See the LICENSE file for license information. */

# pragma interface

// An OS-specific basic window, specialized for the spy.
// Includes standard drawing API, and support for one font.

class PlatformWindow: public CHeapObj {
 protected:
  // State:
  long int  _red, _yellow, _black, _white;
  int _min_w, _max_w, _min_h, _max_h; // these are for outer part of window

 public:
  // Creation/destruction:
  PlatformWindow();
  ~PlatformWindow() {close(); }
  
  // Opening/closing:
  // There also may be a platform-specific open
  // All positions & sizes include window frame as well as inner part.
  virtual bool open( char* display_name,
                     int x, int y, int w, int h,
                     int min_w, int max_w, int min_h, int max_h, // -1 for don't care
                     char* window_name,  char* icon_name,
                     char* font_name,    int   font_size );
  virtual void close();
  
  
  // Accessors:
  bool is_open();
  bool is_mono();
  int  left(), top(), width(), height();  
  int  screen_width(), screen_height(), menubar_height();
  int  font_width(), font_height();
  char* default_fixed_font_name();
  int   default_fixed_font_size();
  
  
  // Handy operations:  
  // The parameters for the next two operations are for the OUTER part of the window.
  // The inset... methods give the inset between the outer parts and the inner.
  virtual bool  change_extent(int left, int top, int w, int h);
  virtual bool  change_size_hints( int min_w, int max_w, int min_h, int max_h );
  virtual int   inset_left(), inset_top(), inset_right(), inset_bottom();
  virtual void  adjust_after_resize();
  virtual void  full_redraw();
    
  
  // Drawing:
  // Enclose a set of drawing commands in pre_ and post_:
  virtual bool  pre_draw(bool incr); // dont proceed if I return false
  virtual void  post_draw(bool incr);
   
  void  draw_text( char* text, int x, int y );
  void  draw_line(int x1, int y1, int x2, int y2);
  void  draw_rectangle_black(int x, int y, int w, int h);
  
  void  fill_rectangle_black(int x, int y, int w, int h);
  void  clear_rectangle(int x, int y, int w, int h);
  
  void  clear_square(int x, int y, int s) { clear_rectangle      (x, y, s, s); }
  void   draw_square(int x, int y, int s) {  draw_rectangle_black(x, y, s, s); }

  void  set_color(int c); // param is result of red()... below
  void  set_thickness(int t);
  void  set_grey();
  void  set_solid();
  void  set_xor();
  void  set_copy();
  
  long int red()    { return _red; }
  long int yellow() { return _yellow; }
  long int black()  { return _black; }
  long int white()  { return _white; }

 protected:
  // Platform-specific fn:
  bool tell_platform_size_hints();

  
# include "_platformWindow_pd.h.incl"  
};
platformWindow.h
