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checkbox.h

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/*************************************************************************
 *
 *  AUTHOR: Wilson T
 *
 *  TITLE:  checkbox.h
 *
 *  DATE: April 25, 1993
 *
 *  PURPOSE: Declaration of checkbox class and constants.
 *
 *************************************************************************/


#ifndef _CHECKBOX_H
#define _CHECKBOX_H


#include <stdlib.h>
#include "typedefs.h"
#include "scrnobj.h"
#include "viewport.h"
#include "display.h"
#include "messages.h"

typedef bool BOOLEAN;
enum Type {Square, Circle};

        /*************************
         *                       *
         * Constant Declarations *
         *                       *
         *************************/

const int CBORDERX  = 4;  // Border space from box to edge
const int CBORDERY  = 4;  // " "
const int CFRAME  = 2;  // Additional highlighting of checkbox when Active
const int CFONT = SMALL_FONT;
const int CFONT_SIZE= 5;
const int BOXSIZE = 10; // For both circle and square... a box dimension
const int FILLSIZE  = 1;  // Border of fill graphics from box
const int BOXBORDER = 4;  // Space between box and text.
const int BOXCOLOR  = LIGHTGRAY;
const int OFFCOLOR  = DARKGRAY;

class CheckBox:public ScrnObj{
  int string_height, string_width, COLORFILL, Type;
  char  string[80];
protected:
  int  X2, Y2, xdim, ydim;
  int Color, BkColor, IdNum;
  BOOLEAN Activated, BStatus, Able;
  CheckBox (void) { }
public:
  CheckBox        (char*, int, int, int, int);
  CheckBox        (char*, int, int, int, int, int, int);
  // Default fillcolor set...
  CheckBox        (char*, int, int, int);
  CheckBox        (char*, int, int, int, int, int);

  void Init       (Display *, int, int);
  ~CheckBox       ()
    {if (Drawn) Erase();}
  void  Draw        ();
  void Erase      ();
  BOOLEAN ButtonBounds  (int, int);
  Message Dispatch    (Message &);
  int GetXDim     ();
  int GetYDim     ();
  void ChangeStatus   (BOOLEAN);
  int BoxId       ();
  int CenterPtX     ();
  int CenterPtY     ();
  void SetPseudo      (BOOLEAN);
  void DisableBox     ();
  void EnableBox      ();
protected:
  void animate_box  ();
  void animate_frame  ();
  Message mouse_msg (Message &);
  Message key_msg (Message &);
  Message command_msg (Message &);
  BOOLEAN status    ();
  void disable_box  ();
  void enable_box ();
private:
  void set_constants  (char*, int, int, int, int);
  void  image_size  ();
  void  image_size  (int, int);
  void prep_screen  (int);
  void name_button  (int);
  void fill_box   ();
  void empty_box    (int);
  void draw_check ();
};

inline CheckBox::CheckBox(char *name, int color, int fcolor, int Id, int type)
  {set_constants(name, color, fcolor, Id, type); image_size();
  xdim=X2-X; ydim=Y2-Y;}

inline CheckBox::CheckBox(char *name, int color, int fcolor, int Id, int type, int x2, int y2)
  {set_constants(name, color, fcolor, Id, type); image_size(x2, y2);
  xdim=X2-X; ydim=Y2-Y;}

inline CheckBox::CheckBox(char *name, int color, int Id, int type)
  {set_constants(name, color, BLUE, Id, type); image_size();
  xdim=X2-X; ydim=Y2-Y;}

inline CheckBox::CheckBox(char *name, int color, int Id, int type, int x2, int y2)
  {set_constants(name, color, BLUE, Id, type); image_size(x2, y2);
  xdim=X2-X; ydim=Y2-Y;}

inline void CheckBox::ChangeStatus(BOOLEAN bswitch)
  {BStatus=bswitch; animate_box();}

inline int CheckBox::BoxId()
  {return IdNum;}

inline int CheckBox::CenterPtX()
  {return X+BOXSIZE/2;}

inline int CheckBox::CenterPtY()
  {return Y+BOXSIZE/2;}

inline void CheckBox::SetPseudo(BOOLEAN state)
  {Able=state;}

inline void CheckBox::DisableBox()
  {disable_box();}

inline void CheckBox::EnableBox()
  {enable_box();}

inline void CheckBox::image_size(int x2, int y2)
  {X2 = X+x2; Y2 = Y+y2;}

inline void CheckBox::image_size()
  {X2 = X+string_width+(2*CBORDERX) + (BOXSIZE+BOXBORDER);
  Y2 = Y+((BOXSIZE>string_height)?BOXSIZE:string_height);}

inline BOOLEAN CheckBox::status()
  {return BStatus;}

inline void CheckBox::animate_box()
  {if (BStatus) fill_box(); else empty_box(BOXCOLOR);}

inline int CheckBox::GetXDim()
  {return xdim;}

inline int CheckBox::GetYDim()
  {return ydim;}

inline void CheckBox::disable_box()
  {Able=No; empty_box(OFFCOLOR); name_button(OFFCOLOR);}

inline void CheckBox::enable_box()
  {Able=Yes; empty_box(BOXCOLOR); name_button(Color);}



#endif

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