//LossyLoadPanel
/* A Java class for
 * LossyWide.java
 * Electromagnetic Transmission Line Applet
 * Applet without Smith Chart - Prepared by Umberto Ravaioli 
 * for 6th edition of Fundamentals of Applied Electromagnetics Book
 * May 2009 - All Rights Reserved
 */ 
import java.awt.*;
import java.awt.event.*;

public class TransLoadPanel extends PC implements ItemListener{
    public Checkbox c1, c2;
    protected CheckboxGroup cgrp;
    private Trans_State state;
    //private static final Color bgcolor = new Color(216,216,191);
    private static final Color tinta = new Color(236,236,236);
    private static final Color bgcolor = new Color(236,236,236);
    //private static final Color bgcolor = new Color(200,200,200);
    public Button bupdate;
    public Font newfont0, newfont1, newfont2, newfont3, newfont4;
    
    public TransLoadPanel(String titulo, String[] nome, String[] unidade, Trans_State state){
	super(titulo,nome,unidade);
	setLayout(null);
	setBackground(bgcolor);
	this.state = state;
        
        newfont0 = new Font("SanSerif",Font.PLAIN,state.font11);
        newfont2 = new Font("SanSerif",Font.PLAIN,state.font10);
        
        newfont1 = new Font("SanSerif",Font.BOLD,state.font12);
        newfont2 = new Font("SanSerif",Font.PLAIN,state.font11);
        newfont3 = new Font("Serif",Font.PLAIN,state.font12);
        newfont4 = new Font("SanSerif",Font.PLAIN,state.font10);
        
	cgrp = new CheckboxGroup();
	c1 = new Checkbox("Impedance",cgrp,true);
	c2 = new Checkbox("Admittance",cgrp,false);
        c1.setFont(newfont0);
	c2.setFont(newfont0);
	add(c1);
	add(c2);
	//titlelabel.setBounds(5,15,280,30);
	lab1[0].setBounds(state.s20,state.s53,state.s10,state.s12);  // don't think this is even used
        lab1[0].setBounds(state.s80,state.s53,state.s10,state.s12);  // gets rid of junky "Z"
	text1[0].setBounds(state.s55,state.s50,state.s80,state.s20);
	lab2[0].setBounds(state.s143,state.s50,state.s30,state.s20);
	text2[0].setBounds(state.s170,state.s50,state.s80,state.s20);
	lab3[0].setBounds(state.s255,state.s50,state.s30,state.s20);
        lab1[0].setFont(newfont0);
        lab2[0].setFont(newfont0);
        lab3[0].setFont(newfont3);
        text1[0].setFont(newfont0);
        text2[0].setFont(newfont0);
        
	c1.setBounds(state.s55,state.s80,state.s100,state.s20);
	c1.setBackground(bgcolor);
	c2.setBounds(state.s170,state.s80,state.s100,state.s20);
	c2.setBackground(bgcolor);
	b1.setBounds(state.s120,state.s110,state.s70,state.s20);
        b1.setBackground(new Color(220,220,210));
        b1.setBackground(Color.white);
        b1.setFont(newfont0);
        
	text1[0].setText(""+state.ZL.Real());
	text2[0].setText(""+state.ZL.Imaginary());
        
        // update button
	bupdate = new Button("Instructions");
        bupdate.setBackground(new Color(255,255,250));
        bupdate.setFont(newfont0);
	add(bupdate);
        
        int buttonx = state.s90;
        int buttony = state.s9;
        int buttonwide = state.s120;
        int buttonheight = state.s22;
        
        bupdate.setBounds(buttonx,buttony,buttonwide,buttonheight);	
        Panel ps7 = new Panel();
	    ps7.setBackground(Color.lightGray);
	    add(ps7);
	    ps7.setBounds(buttonx-1,buttony-1,buttonwide+2,buttonheight+2);
	    
	Panel ps8 = new Panel();
	    ps8.setBackground(Color.black);
	    add(ps8);
	    ps8.setBounds(buttonx-2,buttony-2,buttonwide+4,buttonheight+4);
	
	//Listeners
	c1.addItemListener(this);
	c2.addItemListener(this);
    }
    
    public void paint(Graphics g){
	    g.clearRect(0,0,getSize().width,getSize().height);
	    g.setColor(bgcolor.darker());
	    g.fillRect(0,getSize().height-2,getSize().width,2);
	    g.fillRect(getSize().width-2,0,2,getSize().height);
	    g.setColor(bgcolor.brighter());
	    g.fillRect(0,0,2,getSize().height-1);
	    g.fillRect(0,0,getSize().width-2,2);
	    
	    g.setColor(Color.black);	
            g.drawLine(0, state.s39, getSize().width, state.s39);
	    if(state.is_Load_Ztype){  
                MaestroG.subscripter(" Z","L","=",g,state.font12,state.s20,state.s65);
            }
            else if(!state.is_Load_Ztype){ 
                MaestroG.subscripter(" Y","L","=",g,state.font12,state.s20,state.s65);
            }
            g.setColor(Color.red.darker());
            // Border for text1[0]
            g.drawRect(state.s55-1,state.s50-1,state.s80+2,state.s20+2);
            // Border for text2[0]
            g.drawRect(state.s170-1,state.s50-1,state.s80+2,state.s20+2);
            // Border for b1
            g.drawRect(state.s120-1,state.s110-1,state.s70+2,state.s20+2);
    }
    
    public void itemStateChanged(ItemEvent evt){
	if(evt.getSource()==c1){
	    lab1[0].setText("Z");
	    lab3[0].setText("[ \u03a9 ]");
	    text1[0].setText(""+state.ZL.Real());
	    text2[0].setText(""+state.ZL.Imaginary());
	    state.is_Load_Ztype = true;
            repaint();
	}
	
	else if(evt.getSource()==c2){
	    lab1[0].setText("Y");
	    lab3[0].setText("[ S ]");
	    text1[0].setText(""+state.YL.Real());
	    text2[0].setText(""+state.YL.Imaginary());
	    state.is_Load_Ztype = false;
            repaint();
	}
    }

}