//*****************************************************************************
//
// Beenish Chaudry, Geetika Tewari, Elif Tosun and
// Ileana Streinu
//
// Summer 1999, Fall 1999, Spring 2000
//
//*****************************************************************************
//
// FramePoint.java
//
// The "Mother" frame of the applet/application
// Contains the CanvasPoint (active) and MenuBarPoint
// Generates and controls other frames: 
// FrameLine(passive canvas) and FrameInfo
// FrameColor - for choosing colors
//
//*****************************************************************************
//
// called in: AnApplet
//
//*****************************************************************************

import java.awt.*;
import java.awt.event.*;
import java.lang.*;
import java.io.*;
import java.applet.*;

public class FramePoint extends Frame{

  // Model: set of points

  PointSet ps;    //stores the points

  // auxiliary, for manipulating the point set

  PointObj crtPt; //stores the current point drawn on the canvas

  LList selNode; // points to the node containing the current
                 // point selected with the mouse
  Point displacement;  // displacement, when translating points

  Point p1,p2; // first and second corner of a rectangle for selecting

  // Views: observers

  CanvasPoint pc; // main view: points ; active 
  FrameLine lf;   // line view: draws dual lines ; passive
  FrameInfo iw;   // information view ; passive
  ColorFrame cf;  // color frame, to edit the colors
  FrameText ft;   // label panel

  // Control: state of the window-frame

  State state;
  MenuBarPoint mb; //main control 

  // Window appearance

  int width, height;  //the dimensions of Bframe; used when resizing with
  //   aspect ratio preservation, as it stores previous size


  // Applet parent

  AnApplet ap;

  //****************************
  //
  //  FramePoint constructor
  //
  //****************************

public FramePoint(String title, AnApplet app) 
{
super(title);  //used to define contructor methods for your own class and to 
               //initialize the variables in a different way

state = new State();
ap = app;



// model

ps = new PointSet(this);

crtPt = null;
selNode = null;
displacement = new Point(0,0);
p1 = new Point(0,0);
p2 = new Point(0,0);
             
// control

mb = new MenuBarPoint(this);
setMenuBar(mb);

// views

pc = new CanvasPoint(this);
add(pc);

// window 

setBackground(Constants.backgroundP);   
setResizable(false);
setVisible(true);

setBounds(Constants.xFP, Constants.yFP, Constants.wFP, Constants.hFP);

width = Constants.wFP;  
height = Constants.hFP;

// activate 

addWindowListener(new FramePointWindowListener(ap));
addComponentListener(new FramePointComponentListener(this)); 


  }// end constructor FramePoint


  //****************************
  //
  //  Reset FramePoint 
  //
  //  called in MenuBarPoint for New menu option
  // 
  //****************************

public void Reset() {

state.Reset();
setBackground(Constants.backgroundP);

// model

ps.or = Constants.ctOrigin;
ps.unitL.Reset();
ps.wOrient = false;
ps.Reset();
ps.DeselectAll();

crtPt = null;
selNode = null;
displacement.x = displacement.y = 0;

// control

mb.ResetMenuState(); 

// views

pc.Reset();
lf.lc.Reset();

// window 
   


width = Constants.wFP;  //intializing the variables
height = Constants.hFP;
setBounds(Constants.xFP, Constants.yFP, Constants.wFP, Constants.hFP);

setResizable(false);

repaint();

}// end Reset FramePoint

  //*******************************
  //
  // QuitFrameLine
  //
  //*******************************

public void QuitFrameLine()
  {
	if(lf != null) {
	  lf.dispose();
	  lf = null;
	}

  }//end QuitFrameLine


  //*******************************
  //
  // QuitFrameInfo
  //
  //*******************************

public void QuitFrameInfo()
  {
    if(iw != null) {
        iw.dispose();
	iw = null;
    }
  }//end QuitFrameInfo

  //*******************************
  //
  // QuitFrameColor
  //
  //*******************************

public void QuitFrameColor()
  {
	if(cf != null) {
	  cf.dispose();
	  cf = null;
	}

  }//end QuitFrameColor




  //*******************************
  //
  // QuitFrameText
  //
  //*******************************

public void QuitFrameText()
  {
	if(ft != null) {
	  ft.dispose();
	  ft = null;
	}

  }//end QuitFrameText





}//end of class FramePoint