//RectWaveGuideInputPanel.java
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.event.*;

public class RectWaveGuideInputPanel extends Panel implements ActionListener, ChangeListener{
    private RectWaveGuide_State state;
    //private RectWaveModeControlPanel pwmc;
    //private static final Color bgcolor = new Color(160,200,200);
    private static final Color bgcolor = new Color(236,236,236);
    private Font labfont, labfontsmall, rangefont;
    public int ScrollMax = 1000;
    private Label titlelabel;
    private Label lab1, lab2, lab3, lab4, lab5;
    private Label ulab1, ulab4;
    public TextField text1, text2, text3, text4, text5;
    public JSlider slider1, slider2, slider5;
    public  Button b1, b2, b5;
    public  Button bupdate;
        
    private Image im;
    private Graphics buf;
    
    private int shift = 0;
    public RectWaveGuideInputPanel(RectWaveGuide_State state){
	super();
	setLayout(null);
	setBackground(bgcolor);
	this.state = state;
	labfont = new Font("SanSerif",Font.PLAIN,state.s12);
        rangefont = new Font("SanSerif",Font.PLAIN,state.s10);
        labfontsmall = new Font("SanSerif",Font.PLAIN,state.s11);
    
        titlelabel = new Label("Input",Label.LEFT);
	titlelabel.setFont(new Font("SanSerif",Font.BOLD,state.s16));
	
        lab1 = new Label("Width   a  = ",Label.RIGHT);
	lab1.setFont(labfont);
        
        //lab2 = new Label("Relative \u03b5  = ",Label.RIGHT);
	//lab2.setFont(labfont);
	
        //lab3 = new Label("Relative \u03bc  = ",Label.RIGHT);
	//lab3.setFont(labfont);
	
        lab4 = new Label("Frequency  = ",Label.RIGHT);
	lab4.setFont(labfont);
        
        lab5 = new Label("Ratio a / b  = ",Label.RIGHT);
	lab5.setFont(labfont);
        
        text1 = new TextField(""+state.a,8);
	text2 = new TextField(""+state.epsilon_r,8);
	text3 = new TextField(""+state.mu_r,8);
	text4 = new TextField(""+state.frequency,8);
	text5 = new TextField(""+state.a_to_b_ratio,8);
	text1.setFont(labfont);
        text2.setFont(labfont);
        text3.setFont(labfont);
        text4.setFont(labfont);
        text5.setFont(labfont);
        
        ulab1 = new Label(" m",Label.LEFT);
	ulab4 = new Label(" Hz",Label.LEFT);
	ulab1.setFont(labfont);
        ulab4.setFont(labfont);

        slider1 = new JSlider(0,ScrollMax+1); //changes a
	slider2 = new JSlider(0,ScrollMax+1); //changes frequency
	slider5 = new JSlider(0,ScrollMax+1); //changes a/b ratio
	/*
        slider1 = new Scrollbar(Scrollbar.HORIZONTAL,0,1,0,ScrollMax+1);//changes a
	slider2 = new Scrollbar(Scrollbar.HORIZONTAL,0,1,0,ScrollMax+1);//changes frequency
	slider5 = new Scrollbar(Scrollbar.HORIZONTAL,0,1,0,ScrollMax+1);//changes a/b ratio
	*/
	slider1.setValue((int)(state.a*ScrollMax/(state.a_maximum-state.a_minimum)));
	slider2.setValue((int)(state.frequency*ScrollMax/(state.frequency_maximum-state.frequency_minimum)));
	slider5.setValue((int)((state.a_to_b_ratio-1)*ScrollMax/(state.a_to_b_ratio_maximum-state.a_to_b_ratio_minimum)));
	
        slider1.setBackground(bgcolor);
        slider2.setBackground(bgcolor);
        slider5.setBackground(bgcolor);
        
	b1 = new Button("Range");
	b2 = new Button("Range");
	b5 = new Button("Range");
        b1.setBackground(new Color(255,255,255));
        b2.setBackground(new Color(255,255,255));
        b5.setBackground(new Color(255,255,255));
        b1.setFont(rangefont);
        b2.setFont(rangefont);
        b5.setFont(rangefont);
        
	bupdate = new Button("Update");
        bupdate.setFont(labfont);
        bupdate.setBackground(new Color(255,255,255));
        
	
        add(titlelabel); 
        add(lab1); //add(lab2); add(lab3); 
        add(lab4); add(lab5);
	add(text1); add(text2); add(text3); add(text4); add(text5);
	add(ulab1); add(ulab4); 
        add(slider1); add(slider2); add(slider5);
	add(b1); add(b2); add(b5);
	add(bupdate);
        
	titlelabel.setBounds(state.s20,state.s5,state.s80,state.s25);
	int vPosInit = state.s25, vPos, dvPos = state.s2, vHeight = state.s20, vHeight2 = state.s15, vHeight3 = state.s20;
	vPos = vPosInit;
	
        // Side "a" of waveguide
	lab1.setBounds(state.s50,vPos,state.s90,vHeight);
	text1.setBounds(state.s150,vPos-state.s2,state.s100,vHeight);
        Panel ptext1 = new Panel();
	    ptext1.setBackground(Color.black);
	    add(ptext1);
	    ptext1.setBounds(state.s150-1,vPos-state.s2-1,state.s100+2,vHeight+2);
        
	ulab1.setBounds(state.s250,vPos,state.s35,vHeight);
	
	    vPos += vHeight + dvPos; 
	    
	if(state.IsMac){
            slider1.setBounds(state.s80+state.s14,vPos+state.s2,state.s196-state.s28,vHeight2);
        }
        else{
            slider1.setBounds(state.s80,vPos+state.s2,state.s196,vHeight2);
        }
	/* 
        Panel ps1 = new Panel();
	    ps1.setBackground(Color.cyan);
	    add(ps1);
	    ps1.setBounds(state.s80-1,vPos+state.s2-1,state.s196+2,vHeight2+2);
	    
	Panel ps2 = new Panel();
	    ps2.setBackground(Color.black);
	    add(ps2);
	    ps2.setBounds(state.s80-2,vPos+state.s2-2,state.s196+4,vHeight2+4);
	*/
	b1.setBounds(state.s10,vPos,state.s55,vHeight);
	Panel pb1 = new Panel();
	    pb1.setBackground(Color.black); add(pb1);
	    pb1.setBounds(state.s10-1,vPos-1,state.s55+2,vHeight+2);
	
	    vPos += vHeight + 4*dvPos; 
	
        // Ratio "a/b" of waveguide
	lab5.setBounds(state.s50,vPos,state.s90,vHeight);    
	text5.setBounds(state.s150,vPos-state.s2,state.s100,vHeight);  
	Panel ptext5 = new Panel();
	    ptext5.setBackground(Color.black);
	    add(ptext5);
	    ptext5.setBounds(state.s150-1,vPos-state.s2-1,state.s100+2,vHeight+2);
        
	    vPos += vHeight + dvPos;
	     
	if(state.IsMac){
            slider5.setBounds(state.s80+state.s14,vPos+state.s2,state.s196-state.s28,vHeight2);
        }
        else{
            slider5.setBounds(state.s80,vPos+state.s2,state.s196,vHeight2);
        }
	/*
	Panel ps3 = new Panel();
	    ps3.setBackground(Color.cyan); add(ps3);
	    ps3.setBounds(state.s80-1,vPos+state.s2-1,state.s196+2,vHeight2+2);
	    
	Panel ps4 = new Panel();
	    ps4.setBackground(Color.black); add(ps4);
	    ps4.setBounds(state.s80-2,vPos+state.s2-2,state.s196+4,vHeight2+4);
	*/
	b5.setBounds(state.s10,vPos,state.s55,vHeight);
        Panel pb5 = new Panel();
	    pb5.setBackground(Color.black); add(pb5);
	    pb5.setBounds(state.s10-1,vPos-1,state.s55+2,vHeight+2);
	
	    vPos += vHeight + 4*dvPos;
	    
        // frequency
	lab4.setBounds(state.s40,vPos,state.s100,vHeight);
	text4.setBounds(state.s150,vPos-state.s2,state.s100,vHeight);
        Panel ptext4 = new Panel();
	    ptext4.setBackground(Color.black);
	    add(ptext4);
	    ptext4.setBounds(state.s150-1,vPos-state.s2-1,state.s100+2,vHeight+2);
	ulab4.setBounds(state.s250,vPos,state.s35,vHeight);   
	
	    vPos += vHeight + dvPos;
	    
	if(state.IsMac){
            slider2.setBounds(state.s80+state.s14,vPos+state.s2,state.s196-state.s28,vHeight2);
        }
        else{
            slider2.setBounds(state.s80,vPos+state.s2,state.s196,vHeight2);
        }
	/*
        Panel ps5 = new Panel();
	    ps5.setBackground(Color.cyan); add(ps5);
	    ps5.setBounds(state.s80-1,vPos+state.s2-1,state.s196+2,vHeight2+2);
	    
	Panel ps6 = new Panel();
	    ps6.setBackground(Color.black); add(ps6);
	    ps6.setBounds(state.s80-2,vPos+state.s2-2,state.s196+4,vHeight2+4);
	*/
	b2.setBounds(state.s10,vPos,state.s55,vHeight);
	Panel pb2 = new Panel();
	    pb2.setBackground(Color.black); add(pb2);
	    pb2.setBounds(state.s10-1,vPos-1,state.s55+2,vHeight+2);
	
	    vPos += vHeight + 4*dvPos; 
	    
        // Relative epsilon
	text2.setBounds(state.s45,vPos,state.s50,vHeight);
        Panel peps = new Panel();
            add(peps);
	    peps.setBackground(Color.black); add(pb2);
	    peps.setBounds(state.s45-1,vPos-1,state.s50+2,vHeight+2);
	shift = vPos;  
        
        // Relative mu
	text3.setBounds(state.s200+state.s30,vPos,state.s50,vHeight);
        Panel pmu = new Panel();
            add(pmu);
	    pmu.setBackground(Color.black); add(pb2);
	    pmu.setBounds(state.s200+state.s30-1,vPos-1,state.s50+2,vHeight+2);
        
	// UPDATE BUTTON
        // CHANGE ==============================================================
        bupdate.setBounds(state.s115,vPos,state.s68,vHeight+state.s5);
        //======================================================================
	Panel ps7 = new Panel();
	    //ps7.setBackground(Color.cyan);
	    ps7.setBackground(Color.black);
	    add(ps7);
	    ps7.setBounds(state.s115-1,vPos-1,state.s68+2,vHeight+state.s5+2);
	    
	//Panel ps8 = new Panel();
	//    ps8.setBackground(Color.black);
	//    add(ps8);
	//    ps8.setBounds(state.s115-2,vPos-2,state.s68+4,vHeight+state.s5+4);
	
        //Listeners
	bupdate.addActionListener(this);
        
	slider1.addChangeListener(this);
	slider2.addChangeListener(this);
	slider5.addChangeListener(this);
    }
    
    @Override
    public void paint(Graphics g){
	    if(im == null){
		im = createImage(getSize().width,getSize().height);
		buf = im.getGraphics();
		drawCanvas(buf);
	    }
	    else{
		drawCanvas(buf);
	    }
	    g.drawImage(im,0,0,null);
	    slider1.requestFocusInWindow();
	    slider2.requestFocusInWindow();
	    slider5.requestFocusInWindow();
    }
    
    
    public void update(Graphics g){
	paint(g);
    }
   
    public void drawCanvas(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);
        
        Graphics2D g2d = (Graphics2D)g;
        g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING,RenderingHints.VALUE_ANTIALIAS_ON);

        g.setColor(Color.black);
        MaestroG.subscripterSer2("\u03b5","r"," = ",g,state.font12,state.s15,shift+state.s15);  // epsilon
        MaestroG.subscripterSer2("\u03bc","r"," = ",g,state.font12,state.s200,shift+state.s15);  // mu
    }
    
    public void actionPerformed(ActionEvent evt){
	if(evt.getSource()==bupdate){
	    try{ if(Double.valueOf(text1.getText()).doubleValue()<=state.a_maximum &&
		    Double.valueOf(text1.getText()).doubleValue()>=state.a_minimum){
		    state.a=Double.valueOf(text1.getText()).doubleValue();
		    slider1.setValue((int)(ScrollMax*(state.a-state.a_minimum)
						    /(state.a_maximum-state.a_minimum)));
		 }
		 else if(Double.valueOf(text1.getText()).doubleValue()>state.a_maximum){
		    state.a = state.a_maximum;
		    text1.setText(""+state.a_maximum);
		    slider1.setValue(ScrollMax);
		 }
		 else if(Double.valueOf(text1.getText()).doubleValue()<state.a_minimum){
		    state.a = state.a_minimum;
		    text1.setText(""+state.a_minimum);
		    slider1.setValue(0);
		 }
	    }
	    catch(NumberFormatException e){
		  state.a =  0.0;
	    }
	    try{if(Double.valueOf(text2.getText()).doubleValue()>=1.0){
		    state.epsilon_r=Double.valueOf(text2.getText()).doubleValue();
		}
		else{
		    state.epsilon_r=1.0;
		    text2.setText(""+state.epsilon_r);
		}
	    }
	    catch(NumberFormatException e){
		  state.epsilon_r = 1.0;
	    }
	    try{if(Double.valueOf(text3.getText()).doubleValue()>=1.0){
		  state.mu_r=Double.valueOf(text3.getText()).doubleValue();
		}
		else{
		    state.mu_r=1.0;
		    text3.setText(""+state.mu_r);
		}
		
	    }
	    catch(NumberFormatException e){
		  state.mu_r = 1.0;
	    }
	    try{if(Double.valueOf(text4.getText()).doubleValue()<=state.frequency_maximum &&
		    Double.valueOf(text4.getText()).doubleValue()>=state.frequency_minimum){
		    state.frequency=Double.valueOf(text4.getText()).doubleValue();
		    slider2.setValue((int)(ScrollMax*(state.frequency-state.frequency_minimum)/
					    (state.frequency_maximum-state.frequency_minimum)));
		}
		else if(Double.valueOf(text4.getText()).doubleValue()>state.frequency_maximum){
		    state.frequency = state.frequency_maximum;
		    text4.setText(""+state.frequency_maximum);
		    slider2.setValue(ScrollMax);
		}
		else if(Double.valueOf(text4.getText()).doubleValue()<state.frequency_minimum){
		    state.frequency = state.frequency_minimum;
		    text4.setText(""+state.frequency_minimum);
		    slider2.setValue(0);
		}
	    }
	    catch(NumberFormatException e){
		  state.frequency = 0.0; 
	    }
	    try{if(Double.valueOf(text5.getText()).doubleValue()<=state.a_to_b_ratio_maximum &&
		    Double.valueOf(text5.getText()).doubleValue()>=state.a_to_b_ratio_minimum){
		    state.a_to_b_ratio=Double.valueOf(text5.getText()).doubleValue();
		     slider5.setValue((int)(ScrollMax*(state.a_to_b_ratio-state.a_to_b_ratio_minimum)/
					(state.a_to_b_ratio_maximum-state.a_to_b_ratio_minimum)));
		}
		else if(Double.valueOf(text5.getText()).doubleValue()>state.a_to_b_ratio_maximum){
		    state.a_to_b_ratio = state.a_to_b_ratio_maximum;
		    text5.setText(""+state.a_to_b_ratio_maximum);
		    slider5.setValue(ScrollMax);
		}
		else if(Double.valueOf(text5.getText()).doubleValue()<state.a_to_b_ratio_minimum){
		    state.a_to_b_ratio = state.a_to_b_ratio_minimum;
		    text5.setText(""+state.a_to_b_ratio_minimum);
		    slider5.setValue(0);
		}
		
	    }
	    catch(NumberFormatException e){
		state.a_to_b_ratio = 1.0;
	    }
	    state.ignition();
	}
        
    }//End of actionPerformed()
   
    
    
    public void stateChanged(ChangeEvent evt){
	if(evt.getSource()==slider2){
	    if(slider2.getValue()>=ScrollMax){
		state.frequency=state.frequency_maximum;
		slider2.setValue((int)(ScrollMax*(state.frequency-state.frequency_minimum)
						    /(state.frequency_maximum-state.frequency_minimum)));
	    }
	    else{
		state.frequency = state.frequency_minimum + 
		    (state.frequency_maximum-state.frequency_minimum)*slider2.getValue()/ScrollMax;
	    }
	    
	    text4.setText(""+state.frequency);
	    state.ignition();
	}
	else if(evt.getSource()==slider1){
	    if(slider1.getValue()>=ScrollMax){
		    state.a=state.a_maximum;
		    slider1.setValue((int)(ScrollMax*(state.a-state.a_minimum)
						    /(state.a_maximum-state.a_minimum)));
	    }
	    else{
	    state.a  = state.a_minimum + 
		(state.a_maximum-state.a_minimum)*slider1.getValue()/ScrollMax;
	    }
	
	    text1.setText(""+MaestroA.rounder(state.a,7));
	    state.ignition();
	}
	else if(evt.getSource()==slider5){
	    if(slider5.getValue()>=ScrollMax){
		    state.a_to_b_ratio=state.a_to_b_ratio_maximum;
		    slider5.setValue((int)(ScrollMax*(state.a_to_b_ratio-state.a_to_b_ratio_minimum)
						    /(state.a_to_b_ratio_maximum-state.a_to_b_ratio_minimum)));
	    }
	    else{
		state.a_to_b_ratio = state.a_to_b_ratio_minimum + 
		    (state.a_to_b_ratio_maximum-state.a_to_b_ratio_minimum)*slider5.getValue()/ScrollMax;
	    }
	
	    text5.setText(""+MaestroA.rounder(state.a_to_b_ratio,4));
	    state.ignition();
	}
    }
    
}