//PR.java
/* A Java class for
 * LineImpedance.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 PR extends Panel implements ActionListener{
	private static final Color bgcolor = new Color(236,236,221);
        private static final Color tinta = new Color(236,236,221);
        
	protected TextField text1[];
	protected Label lab1[], lab2[];
	public Label titlelabel;
	public Button b1;
	
	protected String titulo="Unknown Title";
	protected String[] nome;
	protected String[] unidade;
	protected static final Font labfont=TheFonts.sanSerif12;
	protected static final Font titlefont=TheFonts.bold16;
        private Font newfont1, newfont2, newfont3, newfont4;
    
        protected double[] DValue;
	protected int indexsize;
	//GridBagLayout gb = new GridBagLayout();
	//GridBagConstraints gbc = new GridBagConstraints();
	
        Trans_State state;
        
	public PR(String titulo, String[] nome, String[] unidade, Trans_State state){
		super();
                this.state = state;
                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);
                
		//setLayout(gb);
                setLayout(null);
		this.indexsize=nome.length;
		this.titulo=titulo;
		this.nome=new String[indexsize];
		this.unidade=new String[indexsize];
		this.DValue=new double[indexsize];
		this.text1=new TextField[indexsize];
		this.lab1=new Label[indexsize];
		this.lab2=new Label[indexsize];
		int i;
		titlelabel = new Label(titulo,Label.CENTER);
		titlelabel.setFont(newfont1);
                
                for(i=0;i<indexsize;i++){
			this.nome[i]=nome[i];
			this.unidade[i]=unidade[i];
			this.DValue[i]=0.0;

			this.text1[i]=new TextField("0.0",8);
			this.lab2[i]=new Label(unidade[i],Label.LEFT);
			this.lab2[i].setFont(labfont);
                        add(text1[i]);
                        add(lab2[i]);
		}
                
                titlelabel.setBounds(state.s100,state.s10,state.s90,state.s20);
                add(titlelabel);
                
                text1[0].setBounds(state.s130,state.s40,state.s100,state.s20);
                text1[1].setBounds(state.s130,state.s80,state.s100,state.s20);
                text1[2].setBounds(state.s130,state.s120,state.s100,state.s20);
                text1[0].setFont(newfont2);
                text1[1].setFont(newfont2);
                text1[2].setFont(newfont2);
                
		lab2[0].setBounds(state.s235,state.s40,state.s50,state.s20);
                //lab2[1].setBounds(245,80,30,20);
                lab2[2].setBounds(state.s235,state.s120,state.s50,state.s20);
                lab2[0].setFont(newfont3);
                lab2[2].setFont(newfont2);
                
		setBackground(bgcolor);
		b1 = new Button("Update");
		//b1.setBackground(bgcolor);
                b1.setBackground(Color.white);
                
                b1.setFont(newfont2);
		b1.setBounds(state.s130,state.s160,state.s100,state.s22);
                add(b1);
                
                //Listeners
		b1.addActionListener(this);
	}
	
	public void paint(Graphics g){
                Font symbolfont=TheFonts.symbol12;
                Font normalfont=TheFonts.sanSerif12;
                Font smallfont=TheFonts.sanSerif10;
                FontMetrics fm;
	
                String alpha, Ohm, lambda, infinity, Gamma, epsilon;
                g.setFont(symbolfont);
		alpha="\u03b1";
		lambda="\u03bb";
		Ohm="\u03a9";
		infinity="\u221e";
		Gamma="\u0393";
                epsilon ="\u03b5";
                g.setFont(normalfont);

	    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);
            
            Graphics2D g2d = (Graphics2D)g;
            g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING,RenderingHints.VALUE_ANTIALIAS_ON);
            
            g.setColor(Color.black);
            MaestroG.subscripter("Z","0","",g,state.font12,state.s95,state.s55);
            MaestroG.subscripterSymFirst2(""+epsilon,"r","",g,state.font14,state.s97,state.s95);
            MaestroG.subscripterIT("l","","",g,state.font16,state.s100,state.s135);  // lower case "L" not a one
            
            //g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING,RenderingHints.VALUE_ANTIALIAS_OFF);
            
            g.setFont(newfont2);
            g.drawString("= ",state.s115,state.s55);
            g.drawString("= ",state.s115,state.s95);
            g.drawString("= ",state.s115,state.s135);
                        
            g.setFont(newfont4);
            g.setColor(Color.blue.darker());
            g.drawString("Characteristic",state.s15,state.s48);
            g.drawString("Impedance",state.s15,state.s61);
            
            g.setColor(Color.red.darker());
            g.drawString("Relative",state.s15,state.s88);
            g.drawString("Permittivity",state.s15,state.s101);
            
            g.setColor(Color.blue.darker());
            g.drawString("Line Length",state.s15,state.s135);

            g.setColor(Color.red.darker());
            // Border for text1[0]
            g.drawRect(state.s130-1,state.s40-1,state.s100+2,state.s20+2);
            // Border for text1[1]
            g.drawRect(state.s130-1,state.s80-1,state.s100+2,state.s20+2);
            // Border for text1[2]
            g.drawRect(state.s130-1,state.s120-1,state.s100+2,state.s20+2);
            // Border for b1
            g.drawRect(state.s130-1,state.s160-1,state.s100+2,state.s22+2);
	}
	
	public void actionPerformed(ActionEvent evt){
		if(evt.getSource() == b1){
		  for(int i=0;i<indexsize;i++){
		  	DValue[i]=Double.valueOf(text1[i].getText()).doubleValue();
                  }
		}
	}
	
        public double getValue(int i){
		return DValue[i];	
        }

        public synchronized void setValue(double D,int i){
		text1[i].setText(String.valueOf(D));
	}
	
	public synchronized void setStrings(String nome[], String unidade[]){
		for(int i=0;i<nome.length;i++){
			this.nome[i]=nome[i];
			this.unidade[i]=unidade[i];
			//lab1[i].setText(nome[i]);
			lab2[i].setText(unidade[i]);
		}	
	}
}