//
// Visuzalization module for TETDM 
// Graph.java Version 0.36
// Copyright(C) 2011 - 2012 WATARU SUNAYAMA ALL RIGHTS RESERVED.
//
// This program is provided under the license.
// You should read the README file.
//

package module.VisualizationModules.Graph;		// Replace ALL [VisualizationStyle] with your [module name]

import source.*;
import source.TextData.*;
//import source.Utility.*;

import java.awt.*;
import java.io.*;
import java.text.*;
import java.util.*;
import javax.swing.*;


public class Graph extends VisualizationModule
{
	double value[];
    int dataNumber;
	
    int leftMargin;
    int rightMargin;
    int topMargin;
    int bottomMargin;
    
    double max,min;
    int width,height;
	
    int focusNumber;	
    
	public Graph()
	{
		setModuleID(17);			// Set your module ID after you have got it
		setCategoryID(2);		
        dataNumbers = new int[]{0,0,0,0,    // b,i,d,S
                                0,0,1,0,    // bA,iA,dA,SA
                                0,0,0};     // bA2,iA2,dA2
		setToolType(2);		
	}
	
	public void initializePanel(){}
	
	public void initializeData()
	{
        dataNumber = 10;
        
		value = new double[dataNumber];
        focusNumber = 0;
		
        leftMargin = 50;
        rightMargin = 20;
        topMargin = 20;
        bottomMargin = 50;
	}
	
	public void displayOperations(int optionNumber)
	{
		switch(optionNumber)
		{
            case 4503:
                if(focusNumber >= dataNumber)
                    focusNumber = 0;
                value[focusNumber] = text.focus.getMainFocusDouble();
                focusNumber++;
                repaint();
                break;				
				
			case 0:			
				repaint();
				break;
				
            case 1:focusNumber = 0;
                break;				
		}		
	}
	
	public boolean setData(int dataID, double score[])
	{
        switch(dataID)
        {
            case 0:	value = score;
				dataNumber = value.length;
				repaint();
                return true;
        }
        
		return false;
	}	
	
//	public void setFont(){}	
	
	//background
	public void drawBackground(Graphics2D g2)
	{		
        g2.setColor(Color.black);
        g2.fillRect(0,0, sizeX, sizeY);
        g2.setColor(Color.white);
		g2.drawLine(leftMargin, topMargin, leftMargin, sizeY-bottomMargin);
	}
	
	public void drawDistribution(Graphics2D g2)
	{
		if(value.length == 0)
			return;
		
        max = min = value[0];
        width = sizeX - leftMargin - rightMargin;
        height = sizeY - topMargin - bottomMargin;
        
		for(int i=1;i<value.length;i++)
        {
			if(value[i] > max)
				max = value[i];
			if(value[i] < min)
				min = value[i];
        }
        
        if(max == min)
            return;
        
        g2.setColor(Color.cyan);
        for(int i=1;i<value.length;i++)
            g2.drawLine(leftMargin +  width * (i-1)/(value.length-1) ,(int)(topMargin + height * (max - value[i-1]) / (max - min)),
                        leftMargin +  width * i/(value.length-1) ,(int)(topMargin + height * (max - value[i]) / (max - min)));
        
        g2.setColor(Color.yellow);        
        for(int i=0;i<value.length;i++)
            g2.fillOval(leftMargin +  width * i/(value.length-1)-5 ,(int)(topMargin + height * (max - value[i]) / (max - min))-5, 10,10);
	}
    
    public void drawGuide(Graphics2D g2)
    {
        int n=5;
        
        g2.setColor(Color.white);
        
        for(int i=0;i<5;i++)
        {
            g2.drawString(""+String.format("%.1f",min+(max-min)*(n-1-i)/(n-1)),2,topMargin+height*i/(n-1));
            g2.drawLine(leftMargin-10,topMargin+height*i/(n-1),leftMargin+10,topMargin+height*i/(n-1));
        }
    }
	
	//////////paint
	public void paintComponent(Graphics g)
	{
		Graphics2D g2 = (Graphics2D)g;
		
		getPanelSize();			
		
		drawBackground(g2);		//background
		drawDistribution(g2);
        drawGuide(g2);
	}
	
	public void update(Graphics g)		//avoid from blinking
	{
		paintComponent(g);
	}	
}