package View;

import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;

import javax.swing.*;

import Model.LayeredGraphNode;

/**
 * A drawable representation of a node.
 * @author kolja
 *
 */
public class NodeView extends JPanel {
	private static final long serialVersionUID = 1L;
	private LayeredGraphNode model;
	
	public NodeView( LayeredGraphNode model ) {
		this.model = model;
		model.setView( this );
		setSize( (int)model.getWidth(), (int)model.getHeight() );
	}
	
	@Override
	public int getX()
	{
	    return (int)model.getX();
	}
    
    @Override
    public int getY()
    {
        return (int)model.getY();
    }
    
    @Override
    public Dimension getPreferredSize()
    {
    	return new Dimension( (int)model.getWidth(), (int)model.getHeight() );
    }
    
    @Override
    public void paint( Graphics g )
    {
    	System.out.println( super.getWidth() + " " + super.getHeight() );
        double scale = Math.min( (double)super.getWidth() / (int)model.getWidth(), (double)super.getHeight() / (int)model.getHeight());
        System.out.println( scale );
        ((Graphics2D)g).scale( scale, scale );
        paintComponent( g );
        for( Component c : getComponents() )
        {
            c.paint( g.create( 
                    c.getX() + 25, 
                    c.getY() + 25, 
                    Math.min( (int)model.getWidth() - 25, c.getPreferredSize().width + c.getX() + 25 ), 
                    Math.min( (int)model.getHeight() - 25, c.getPreferredSize().height + c.getY() + 25 ) ) );
            System.out.println( c.getX() + " " + c.getY() + "   " + c.getPreferredSize() + " " + scale );
        }
    }

	@Override
	public void paintComponent( Graphics g )
	{
		/*else
		{
			g.setColor( Color.WHITE );
			g.fillRect( 0, 0, getWidth()-1, getHeight()-1 );
		}*/
		Graphics2D g2 = (Graphics2D)g;
		g2.setColor( model.getColor() );
		g2.setStroke(new BasicStroke(5));
		if( model.getContainedNodes().size() == 0 )
			g2.fillRect( 0, 0, (int)model.getWidth()-1, (int)model.getHeight()-1 );
		if( model.isSelected() )
		{
			g.setColor( Color.GRAY );
			g.fillRect( 0, 0, (int)model.getWidth()-1, (int)model.getHeight()-1 );
		}
		g2.setColor( model.getColor() );
		g2.drawRect( 0, 0, (int)model.getWidth()-1, (int)model.getHeight()-1 );
	}
}