import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.io.*;
import java.util.*;
public class histogramPoints extends allDataPoints {

    private aCanvas canvas;
    private ArrayList rects;
    /*When created it takes the canvas so it can call methods if needed, the data
     *and a string, the default category.  It then runs setDataPoints so that the
     *graph will show the default cateogry.  It sends it the ratingsInCat function
     *because this will return the number of resaurants in each category in an array
     *of ints*/
    public histogramPoints(aCanvas c,allData d,int s,allAxis axis,infoArea i) {
        super(d,s,axis,i);
        canvas=c;
        setDataPoints(category);
        rects=new ArrayList();//Used later for click detection
    }
  
    /*Draws the data, spacing is the horizonal spacing, unit height is each interval
     *in pixels, then it randomly assigns colors to each bar and creates a filled
     *rectangle to be the bars for each part of the graph*/
    void drawData(Graphics g) {
        int spacing=axis.getHSpacing();
        int unitHeight=axis.getVSpacing();
        Graphics2D g2d = (Graphics2D)g;
        g.setColor(color);    
        //get the labels so we can have them pop up in a message dialog if the user clicks
        String[]labels=data.getCatLabels(category);
        System.out.println("Yar"+data.getCatLabels(category).length);
        Rectangle rects[]=new Rectangle[data.getCatLabels(category).length];
        System.out.println(rects.length);
        for (int x=1;x<rects.length-1;x++){
            rects[x].setBounds(50+(spacing*x)-spacing/4, canvas.getHeight()-106,spacing/2,0);
            rects[x].setSize(spacing/2, 0);
        }
        ArrayList restaurants=data.getData();
        for (int x=0;x<restaurants.size();x++){
                    rects=((aRestaurant)restaurants.get(x)).drawBar(rects,category,
                    unitHeight);
           
        }
        for (int x=1;x<rects.length;x++){
            g2d.fill(rects[x]);
        }
        /*rects.add(new histogramBar(new Rectangle(50+(spacing*x)-spacing/4,
           canvas.getHeight()-106-getDataPoint(x)*unitHeight,  spacing/2,
           getDataPoint(x)*unitHeight)
           ,getDataPoint(x)+" restaurants were rated "+labels[x-1],canvas));*/
    }
    void doClick(Point p){
        for(int x=1;x<rects.size() && !((histogramBar)rects.get(x)).isInside(p,infoDiv) ;x++){}
        
    }
    
}