import java.applet.Applet;
import java.awt.*;
import graphs.JSuperSlider;
import java.net.*;
import java.io.*;
import java.util.*;
import javax.swing.*;
import javax.swing.event.*;

public class Plota extends JApplet
    implements Runnable
{

    public void start()
    {
        if(m_Runner == null)
        {
            m_Runner = new Thread(this);
            m_Runner.start();
        }
        m_PanelA.start();
    }

    public void stop()
    {
        if(m_Runner != null)
        {
            m_Runner.stop();
            m_Runner = null;
        }
        m_PanelA.stop();
    }

    public void getData(int n, double x[], double y[])
    {
        m_NumPoints = n;
        m_Xmin = m_Xmax = x[0];
        m_Ymin = m_Ymax = y[0];
        for(int i = 0; i < m_NumPoints; i++)
        {
            m_X[i] = x[i];
            m_Y[i] = y[i];
            if(x[i] < m_Xmin)
                m_Xmin = x[i];
            if(x[i] > m_Xmax)
                m_Xmax = x[i];
            if(y[i] < m_Ymin)
                m_Ymin = y[i];
            if(y[i] > m_Ymax)
                m_Ymax = y[i];
        }

        m_strMessage = "Plot";
        m_PanelA.setInvalid();
    }

    public Plota()
    {
        m_pszX = 510;
        m_pszY = 310;
        m_bInvalid = true;
        m_NumPoints = 1000;
        m_X = new double[1000];
        m_Y = new double[1000];
        m_Xmax = 400D;
        m_Ymax = 200D;
        m_strMessage = "Message";
        for(int i = 0; i < m_NumPoints; i++)
        {
            m_X[i] = i;
            m_Y[i] = (int)((200D * Math.sin(0.10000000000000001D * (double)i) * Math.sin(0.10000000000000001D * (double)i)) / (1.0D + (double)(i - 200) * 0.001D * (double)(i - 200)));
        }

    }

    public void run()
    {
        setBackground(Color.blue);
        do
        {
            if(m_bInvalid)
            {
                repaint();
                m_bInvalid = false;
            }
            try
            {
                Thread.sleep(1000L);
            }
            catch(InterruptedException interruptedexception) { }
        } while(true);
    }

    private void parse(String a, String[] b, char c){
System.out.println("Parsing: "+a);
        int n=0;            
    for (int i=0;i<a.length();i++)
        if ((a.charAt(i)==c)&&(a.length()>1))
        {
        b[n++]=a.substring(0,i);
        a=a.substring(i+1);
        i=-1;
        }
    
    }    

    public javax.swing.JPanel getOptionsPanel()
    {
innerPanel = new javax.swing.JPanel(new GridLayout(6,0));
        try{
         URL addr=new URL(this.getCodeBase().getProtocol(), this.getCodeBase().getHost(), this.getCodeBase().getPort(), this.getCodeBase().getPath()+"Params.txt");
        DataInputStream din = new DataInputStream(addr.openStream());
        int i=isNumber(din.readLine());
        while ((i!=eqNum)||(i==-1)) i=isNumber(din.readLine());
        for (int b=0;b<6;b++) params[b]=din.readLine();
        xAxisImgName=din.readLine().substring(13);System.out.println(xAxisImgName);
        yAxisImgName=din.readLine().substring(13);System.out.println(yAxisImgName);
        }
        
        catch (Exception e) {e.printStackTrace();}
        jPanel.setBackground(Color.red);
        innerPanel.setSize(510,320);
        
        ChangeListener listener = new ChangeListener(){
            public void stateChanged(ChangeEvent event){
               SetParam((double)jSlider[0].getValue()/1000,(double)jSlider[1].getValue()/1000,(double)jSlider[2].getValue()/1000,(double)jSlider[3].getValue()/1000,(double)jSlider[4].getValue()/1000,(double)jSlider[5].getValue()/1000);
            }
        };
        
        for (int i=0; i<jSlider.length;i++) {
            jSlider[i]=new JSuperSlider(0,10000);
            String[] temp=new String[6];
            this.parse(params[i],temp,'|');
            temp[1]=temp[1].substring(4);System.out.println(temp[1]);
            temp[2]=temp[2].substring(4);System.out.println(temp[2]);
            temp[3]=temp[3].substring(7);System.out.println(temp[3]);
            temp[4]=temp[4].substring(5,temp[4].length()-1);System.out.println(temp[4]);
                jSlider[i].setMaximum(Integer.parseInt(temp[2])*1000);
                    System.out.println("setting Maximum:" +(Integer.parseInt(temp[2])*1000));
                jSlider[i].setMinimum(Integer.parseInt(temp[1])*1000);
                    System.out.println("setting Minimum:" +(Integer.parseInt(temp[1])*1000));
                jSlider[i].setMinorTickSpacing((Integer.parseInt(temp[2])-Integer.parseInt(temp[1]))*100); // interval/10
                jSlider[i].setMajorTickSpacing((Integer.parseInt(temp[2])-Integer.parseInt(temp[1]))*500); //(xmax-xmin)/10*5
                labelTable[i] = new Hashtable();
                int max=jSlider[i].getMaximum()/1000; System.out.println("small max ="+max);
                int min=jSlider[i].getMinimum()/1000; System.out.println("small min ="+min);
                for (int t=min;t<=max;t++){
                    System.out.println("Setting label: t="+t+" and value on slider="+(t*1000));
                labelTable[i].put( new Integer( t*1000 ), new JLabel(Integer.toString(t)) );
                }
                jSlider[i].setLabelTable(labelTable[i]);
                jSlider[i].setPaintLabels(true);
                jSlider[i].addChangeListener(listener);
                try{
                    if (!(temp[4].equals(""))) {
                        System.out.println("getting image: "+getCodeBase() + temp[4]);
                        System.out.println("temp[4]: |" + temp[4]+"|");
                        jSlider[i].setImage(this.getImage(getCodeBase(), temp[4]));
                    }
                    this.m_PanelA.xAxisImg=this.getImage(getCodeBase(), xAxisImgName);
                    this.m_PanelA.yAxisImg=this.getImage(getCodeBase(), yAxisImgName);
                }
                catch (Exception e) {e.printStackTrace();}
            jSlider[i].setVisible(false);
            if (!(temp[4].equals(""))) jSlider[i].setImageVisible(false);
            if (temp[3].equals("true"))/*{*/ {System.out.println("setting jSlider["+i+" visible: "+temp[3]);jSlider[i].setVisible(true);jSlider[i].setImageVisible(true);}
            innerPanel.add(jSlider[i].getContainer());
            jPanel.setLayout(new BorderLayout());
            jPanel.add(innerPanel,BorderLayout.CENTER);


            }
            jPanel.resize(510,220);
            return jPanel;
    }

    public void SetParam(double p1, double p2, double p3, double p4, double p5, double p6){
        ((Calca)this.getAppletContext().getApplet("Calca")).setParam(p1,p2,p3,p4,p5,p6);
    }
    
        public int isNumber(String str)
    {
        try {
            int i=Integer.parseInt(str); 
            return i;
        }
        catch(Exception e) 
        {
            return -1;
        }
    }

    
    public void init()
    {
        eqNum = -1;
        try {
            eqNum = Integer.parseInt(getParameter("eqNum"));
        } catch(Exception e){
            e.printStackTrace();
        }
        resize(m_pszX, m_pszY);
        setBackground(Color.blue);
        this.getContentPane().setLayout(new BorderLayout());
        m_Board = new javax.swing.JPanel();
        m_PanelA = new PanelA(this);
        jPanel = new javax.swing.JPanel();
        m_PanelA.setBackground(Color.cyan);
        m_Board.add("Center", m_PanelA);
        this.getContentPane().add("Center", m_Board);
        m_Board.add(getOptionsPanel(), BorderLayout.SOUTH);
    javax.swing.Timer loader = new javax.swing.Timer(1, new java.awt.event.ActionListener() {
    public void actionPerformed(java.awt.event.ActionEvent evt) {
        SetParam((double)jSlider[0].getValue()/1000,(double)jSlider[1].getValue()/1000,(double)jSlider[2].getValue()/1000,(double)jSlider[3].getValue()/1000,(double)jSlider[4].getValue()/1000,(double)jSlider[5].getValue()/1000);
    }    
});
   loader.setRepeats(false);
   loader.setCoalesce(true);
   loader.start();        
    }

    private Thread m_Runner;
    private int m_pszX;
    private int m_pszY;
    private boolean m_bInvalid;
    private javax.swing.JPanel m_Board;
    private PanelA m_PanelA;
    private final int NUMPOINTS = 1000;
    public int m_NumPoints;
    public double m_X[];
    public double m_Y[];
    public double m_Xmin;
    public double m_Xmax;
    public double m_Ymin;
    public double m_Ymax;
    public int eqNum;
    public String yAxisImgName="";
    public String xAxisImgName="";
    public Image xAxisImg,yAxisImg;
    public String m_strMessage;
    protected JSuperSlider[] jSlider = new JSuperSlider[6];
    String[] params = new String[6];
    Hashtable[] labelTable = new Hashtable[6];
    javax.swing.JPanel jPanel, innerPanel;
    
    }