//ConeTest.java
//CMIS 241 driver for testing Cone class.
//uses ArrayList to store Cones
//ActionListeners are anonymous inner classes.

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

public class ConeTest {

    private JFrame shapesFrame;
    private Container container;
    private JLabel numShapesLabel;
    private JTextField numShapesField;
    private JLabel maxShapesSizeLabel;
    private JTextField maxShapesSizeField;
    private JButton createShapesButton;
    private JTextArea outputTextArea;
    private JButton sortAreaButton;
    private JButton sortVolumeButton;
    private JLabel radiusLabel;
    private JTextField radiusField;
    private JLabel heightLabel;
    private JTextField heightField;
    private JButton addButton;
    private JLabel fromIndexLabel;
    private JTextField fromIndexField;
    private JLabel toIndexLabel;
    private JTextField toIndexField;
    private JButton copyCtorButton;
    private JButton equalsButton;
    private JButton areaCompareToButton;
    private JButton volumeCompareToButton;
    private JTextField answerField;
    private JButton copyConstructorButton;

    private ArrayList shapes;


    public static void main(String [] args) {
        ConeTest shapesFrame = new ConeTest();
    }
    
    //constructor
    public ConeTest() {
        shapesFrame = new JFrame();
        shapesFrame.setSize(900,700);   //assumes everyone is running at least SVGA 1024x768
        shapesFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

	container = shapesFrame.getContentPane();  
	container.setLayout( new FlowLayout() );

	shapes = new ArrayList();  

	numShapesLabel = new JLabel( "Number of shapes" );
	container.add(numShapesLabel);

	numShapesField = new JTextField("",4);
	container.add(numShapesField);

	numShapesField.addActionListener(
            //anonymous inner class:
            new ActionListener() {
		//executed when Enter is pressed in the numShapesField:
		public void actionPerformed( ActionEvent event ) {
		    createShapes();
		    displayShapes();
		}
	    }  
	);  

	maxShapesSizeLabel = new JLabel( "Max. size" );
	container.add(maxShapesSizeLabel);

	maxShapesSizeField = new JTextField("10",4);
	container.add(maxShapesSizeField);

	createShapesButton = new JButton("Create new shapes");
	container.add(createShapesButton);
	createShapesButton.addActionListener(
            new ActionListener() {
		//executed when createShapesButton pressed
		public void actionPerformed( ActionEvent event ) {
		    createShapes();
		    displayShapes();
		}  
	    }   
	);  

	outputTextArea = new JTextArea(20,60);
	container.add( new JScrollPane(outputTextArea));

	numShapesField.requestFocusInWindow();  // ??

	sortAreaButton = new JButton("Sort by area");
	container.add(sortAreaButton);
	sortAreaButton.addActionListener(
            new ActionListener() {
		//executed when sortAreaButton pressed
		public void actionPerformed( ActionEvent event ) {
		    if ( shapes.size() > 0 ) {
			Collections.sort(shapes,new ConeAreaComparator());  
			displayShapes();
		    }
		}  
	    }   
	);  

	sortVolumeButton = new JButton("Sort by volume");
	container.add(sortVolumeButton);
	sortVolumeButton.addActionListener(
            new ActionListener() {
		//executed when sortVolumeButton pressed
		public void actionPerformed( ActionEvent event ) {
		    if ( shapes.size() > 0 ) {
			Collections.sort(shapes,new ConeVolumeComparator());  
			displayShapes();
		    }
		} 
	    }   
        ); 

	radiusLabel = new JLabel( "Radius" );
	container.add(radiusLabel);

	radiusField = new JTextField("",3);
	container.add(radiusField);

	heightLabel = new JLabel( "Height" );
	container.add(heightLabel);

	heightField = new JTextField("",3);
	container.add(heightField);

	addButton = new JButton("Add");
	container.add(addButton);
	addButton.addActionListener(
            new ActionListener() {
		//executed when addButton pressed
		public void actionPerformed( ActionEvent event ) {
		    int radius, height;
		    try {
			radius = Integer.parseInt( radiusField.getText() );
			height = Integer.parseInt( heightField.getText() );
		    }
		    catch (NumberFormatException e) {
			JOptionPane.showMessageDialog(null,
                                "radius and height must be numbers");
			return;
		    }
		    if (radius>0 && height>0) {
			//add a Cone of radius and height to ArrayList.
			//need temporary reference because will add to arraylist and append
			Cone cone = new Cone(radius,height);
			shapes.add(cone);
			outputTextArea.append(
			        String.format("%-30s",cone.toString())+
		                "\tA="+cone.getArea()+"\tV="+cone.getVolume()+"\n");
		    }
		    else 
			JOptionPane.showMessageDialog(null,"radius and height must be > 0");
		}  
	    }   
	);  

	copyConstructorButton = new JButton("Copy constructor");
	container.add(copyConstructorButton);
	copyConstructorButton.addActionListener(
            new ActionListener() {
		//executed when copyConstructorButton pressed
		public void actionPerformed( ActionEvent event ) {
		    int fromIndex;
		    try {
			fromIndex = Integer.parseInt( fromIndexField.getText() );
		    }
		    catch (NumberFormatException e) {
			JOptionPane.showMessageDialog(null,
                                "From index must be a number");
			return;   //quit this method call
		    }
		    if (fromIndex>=0 && fromIndex<shapes.size()) {
			//add a Cone that is copy of existing one to ArrayList.
			//need temporary reference because will add to arraylist and append
			Cone cone = new Cone((Cone)(shapes.get(fromIndex)));
			shapes.add(cone);
			outputTextArea.append(
			        String.format("%-30s",cone.toString())+
		                "\tA="+cone.getArea()+"\tV="+cone.getVolume()+"\n");
		    }
		    else 
			JOptionPane.showMessageDialog(null,"invalid From Index");
		}  
	    }   
	);  
	

	fromIndexLabel = new JLabel( "From index" );
	container.add(fromIndexLabel);

	fromIndexField = new JTextField("",3);
	container.add(fromIndexField);

	toIndexLabel = new JLabel( "To index" );
	container.add(toIndexLabel);

	toIndexField = new JTextField("",3);
	container.add(toIndexField);

	equalsButton = new JButton("Equals?");
	container.add(equalsButton);
	equalsButton.addActionListener(
            new ActionListener() {
		//executed when equalsButton pressed
		public void actionPerformed( ActionEvent event ) {
		    processButton(equalsButton);
		    //JOptionPane.showMessageDialog(null,"you implement it");
		}  
	    }   
	); 

	areaCompareToButton = new JButton("areaCompareTo?");
	container.add(areaCompareToButton);
	areaCompareToButton.addActionListener(
            new ActionListener() {
		//executed when areaCompareToButton pressed
		public void actionPerformed( ActionEvent event ) {
		    processButton(areaCompareToButton);
		    //JOptionPane.showMessageDialog(null,"you implement it");
		} 
	    }   
	);  

	volumeCompareToButton = new JButton("volumeCompareTo?");
	container.add(volumeCompareToButton);
	volumeCompareToButton.addActionListener(
            new ActionListener() {
		//executed when volumeCompareToButton pressed
		public void actionPerformed( ActionEvent event ) {
		    processButton(volumeCompareToButton);
		    //JOptionPane.showMessageDialog(null,"you implement it");
		}  
	    }   
	);  

	answerField = new JTextField("",5);
	answerField.setEditable(false);
	container.add(answerField);

	shapesFrame.setVisible(true);  

    }

    //Entering text into numShapesField or pressing CreateShapesButton
    private void createShapes() {
	int numShapes;
	int maxSize;
	try {
	    numShapes = Integer.parseInt( numShapesField.getText() );
	    maxSize = Integer.parseInt( maxShapesSizeField.getText() );
	}
	catch (NumberFormatException e) {
	    JOptionPane.showMessageDialog(null,
					  "Number of shapes and Max size must be numbers");
	    return;  //quit this method call
	}
	if (numShapes>=0 && maxSize>0) {
	    shapes.clear();    //remove previous shapes
	    for (int i=1; i<=numShapes; i++)
		//add a Cone with random radius and height to ArrayList
		shapes.add(new Cone((int)(Math.random()*maxSize)+1,
				    (int)(Math.random()*maxSize)+1));
	    
	    displayShapes();
	}
	else 
	    JOptionPane.showMessageDialog(null,
                    "Number of shapes and Max size must be positive numbers");
    }


    //pressing equalsButton, areaCompareToButton, volumeCompareToButton 
    private void processButton (JButton whichButton) {
	int index1, index2;
	try {
	    index1 = Integer.parseInt( fromIndexField.getText() );
	    index2 = Integer.parseInt( toIndexField.getText() );
	}
	catch (NumberFormatException e) {
	    JOptionPane.showMessageDialog(null,
                    "From index and To index must be numbers");
	    return;
	}
	if (index1>=0 && index2>=0 && index1<shapes.size() && index2<shapes.size()) {

	    if (whichButton == equalsButton)
		if (((Cone)(shapes.get(index1))).equals((Cone)(shapes.get(index2))))
		    answerField.setText("true");
		else
		    answerField.setText("false");

	    else if (whichButton == areaCompareToButton)
		answerField.setText(""+
                        ((Cone)(shapes.get(index1))).areaCompareTo((Cone)(shapes.get(index2))));

	    else if (whichButton == volumeCompareToButton)
		answerField.setText(""+
                        ((Cone)(shapes.get(index1))).volumeCompareTo((Cone)(shapes.get(index2))));
	}
	else {
	    JOptionPane.showMessageDialog(null,
                    "From index and To index must be valid indexes");
	    answerField.setText("");
	}
    }

    //iterate over the objects in the arraylist, displaying to textarea
    private void displayShapes() {
	Cone cone;
	Iterator iter = shapes.iterator();
	outputTextArea.setText("");  //clear the textarea
	while ( iter.hasNext() ) {
	    cone = (Cone)(iter.next());   
	    outputTextArea.append(
                    String.format("%-30s",cone.toString())+
		    "\tA="+cone.getArea()+"\tV="+cone.getVolume()+"\n");
	}
    }

}