import java.awt.*;
import java.awt.image.*;
import java.awt.event.*;
import java.lang.*;
import java.util.*;

public class genDialog extends Dialog implements ActionListener
{
	static int NOISE = 1;
	static int EDGE = 2;
	static int HSI = 3;
	static int MASK = 4;
	int type;
	int mask[];
	TextField input[];
	
	// my parseDouble routine, since Netscape does not
	// recognize Double.parseDouble(String) method form Java1.2
	private double parse(String temp)
	{
		try
		{
			Double temp3 = new Double(temp);
			double temp2 = temp3.doubleValue();
			return temp2;
		}
		catch(NumberFormatException ne)
		{
			AIPP.statusBar.setText("Incorrect Input");
			return 0.0;
		}		
	}
	
	genDialog(Frame parent, int val)
	{
		super(parent,"Set Parameters",true);
		Panel p1 = new Panel();
		Panel p2 = new Panel();
		Button done = new Button("Ok");
		Button can = new Button("Cancel");
		type = val;
		
		if (type == NOISE)
		{
			TextField title = new TextField();
			title.setBackground(Color.lightGray);
			title.setEditable(false);
	 		input = new TextField[1];
			input[0] = new TextField();
			input[0].setBackground(Color.white);			
			input[0].setEditable(true);
			title.setText("Noise Variance: (0-100%)");
			input[0].setText("5.0");
			p1.setLayout(new GridLayout(2,1));
			p1.add(title);
			p1.add(input[0]);		
		}		
		else if (type == EDGE)
		{
			TextField title = new TextField();
			title.setBackground(Color.lightGray);
			title.setEditable(false);
	 		input = new TextField[1];
			input[0] = new TextField();
			input[0].setBackground(Color.white);			
			input[0].setEditable(true);
			title.setText("Threshold Level: (0-0.25)");
			input[0].setText("0.01");
			p1.setLayout(new GridLayout(2,1));
			p1.add(title);
			p1.add(input[0]);		
		}
		else if (type == HSI)
		{
	 		TextField title[] = new TextField[5];
			input = new TextField[5];

			for (int i=0;i<5;i++)
			{
				input[i] = new TextField();
				title[i] = new TextField();
				input[i].setEditable(true);
				input[i].setBackground(Color.white);
				title[i].setBackground(Color.lightGray);
				title[i].setEditable(false);
			}
			
			title[0].setText("Chromatic Difference");
			input[0].setText("15.0");
			title[1].setText("Achromatic Difference");
			input[1].setText("15.0");
			title[2].setText("Saturation Level");
			input[2].setText("10.0");
			title[3].setText("Low Intensity Level");
			input[3].setText("10.0");
			title[4].setText("High Intensity Level");
			input[4].setText("90.0");
			p1.setLayout(new GridLayout(5,2));

			for (int j=0;j<5;j++)
			{
				p1.add(title[j]);
				p1.add(input[j]);		
			}
		}
				
		p2.setLayout(new GridLayout(1,2));
		p2.add(done);
		p2.add(can);

		this.setLayout(new BorderLayout());
		add("North",p1);
		add("South",p2);
				
		done.addActionListener(this);
		can.addActionListener(this);
		if (type == HSI)
		{
			setSize(300,200);
		}
		else
		{
			setSize(200,120);
		}
		
		setResizable(false);
		setLocation((int)parent.getLocation().x+50,(int)parent.getLocation().y+50);
	}
	
	genDialog(Frame parent, int mask_input[])
	{
		super(parent,"Set Parameters",true);
		mask = mask_input;
		type = MASK;
		Panel p1 = new Panel();
		Panel p2 = new Panel();
		Button done = new Button("Ok");
		Button can = new Button("Cancel");

		p1.setLayout(new GridLayout(AIPPhandler.masksize,AIPPhandler.masksize));
		input = new TextField[AIPPhandler.masksize*AIPPhandler.masksize];

		for (int i=0;i<AIPPhandler.masksize*AIPPhandler.masksize;i++)
		{
			input[i] = new TextField();
			input[i].setBackground(Color.white);
			input[i].setEditable(true);
			input[i].setText("1"); 
			p1.add(input[i]);
		}
				
		p2.setLayout(new GridLayout(1,2));
		p2.add(done);
		p2.add(can);

		this.setLayout(new BorderLayout());
		add("North",p1);
		add("South",p2);
				
		done.addActionListener(this);
		can.addActionListener(this);
		setSize(AIPPhandler.masksize*37,AIPPhandler.masksize*35+40);
		
		setResizable(false);
		setLocation((int)parent.getLocation().x+50,(int)parent.getLocation().y+50);
		AIPP.statusBar.setText("Enter Custom Mask Values (int)");
	}

	public void actionPerformed(ActionEvent e)
	{
		if (((Button)e.getSource()).getLabel().equals("Ok"))
		{
			float temp = -1.0f;

			temp = (float)parse(input[0].getText());

			if (type == NOISE && (temp >= 0.0f && temp <= 100.0f))
			{
				AIPPhandler.variance = temp;
				AIPPhandler.ok = true;
				dispose();
			}
			if (type == EDGE && (temp >= 0.0f && temp <= 0.25f))
			{
				AIPPhandler.edge_thresh = temp;
				AIPPhandler.ok = true;
				dispose();
			}
			else if (type == HSI)
			{
				double temp2[] = new double[5];
				for(int j=0;j<5;j++)
				{
					temp2[j] = -1.0;
					temp2[j] = parse(input[j].getText());
				}
				
				if (temp2[0] > 0.0 && temp2[1] > 0.0 && temp2[2] > 0.0
					&& temp2[3] > 0.0 && temp2[4] > temp2[3])
				{
					AIPPhandler.hsi1 = temp2[0];
					AIPPhandler.hsi2 = temp2[1];
					AIPPhandler.hsi3 = temp2[2];
					AIPPhandler.hsi4 = temp2[3];
					AIPPhandler.hsi5 = temp2[4];
					AIPPhandler.ok = true;
					dispose();					
				}
				else
				{
					AIPP.statusBar.setText("Incorrect Input");
				}
			}
			else if (type == MASK)
			{
				for(int j=0;j<AIPPhandler.masksize*AIPPhandler.masksize;j++)
				{
					try
					{
						mask[j] = Integer.parseInt(input[j].getText());
					}
					catch(NumberFormatException ne)
					{
						AIPP.statusBar.setText("Incorrect Input");
					}
				}
				
				AIPPhandler.ok = true;
				dispose();					
			}
		}
		else if (((Button)e.getSource()).getLabel().equals("Cancel"))
		{
			AIPPhandler.ok = false;
			dispose();
		}	
	}
}