import java.awt.*;
import javax.swing.*;
import javax.swing.border.*;
import java.util.*;
import java.awt.event.*;
import java.io.*;

/*
   Name of Lab: Terrain- GridGIS Class
   Your Name: Jennette Shepard
   Your Class: Comp Sci 210
   Date: 4/3/08
 
   This class rends the grid with the information that it takes from
   the Grid class which read the file.
   
   *I would also like to credit Professor Laura Toma because much of the
   *code I used was looked at from the class BoggleGUI
 */
public class GridGIS extends JFrame{ 
    //gives dimensions of window
    private static final int WINDOW_WIDTH = 0;
    private static final int WINDOW_HEIGHT = 0;
    
    //declares graphics
    private Graphics g;

    //creates instance of Grid and gets the array that
    //the Grid class created from the file
    public static String GRIDFILENAME = "set1.asc.txt"; 
    private Grid grid = new Grid(GRIDFILENAME);
    private Integer[][] elevationsFromFile = Grid.numsFromFile;
    
    //initializes the window, calls paint
    public GridGIS(){
       //sets name, size, color, and
       //default close operation for window
        super("Drawing Window");
        setSize(Grid.numCols, Grid.numRows);
        elevationsFromFile = Grid.numsFromFile;
        setBackground(Color.WHITE);
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        
        setVisible(true);
        
        //calls paint
        repaint();
    }
    //paints grid
    public void paint (Graphics g){
        //cycles through array
        for(int j = 0; j< (Grid.numRows); j++){
            for(int i = 0; i< (Grid.numCols); i++){
                //draws a point ("line") for
                //each cell in array
                g.drawLine(i, j, i, j);
                
                //colors cell based on value
                if(Grid.numsFromFile[j][i]== Grid.noDataValue){
                    g.setColor(Color.BLACK);
                }else{
                    g.setColor(new Color(Grid.numsFromFile[j][i]%255*(int)(Grid.numsFromFile[j][i]/1300),Grid.numsFromFile[j][i]%255,Grid.numsFromFile[j][i]%255*(int)(Grid.numsFromFile[j][i]/1000)));
                }
            }
        }
    }
    public static void main(String[]args){
        GridGIS gridGIS = new GridGIS();
    }
    
}//end