package GeometryVisualization;


import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Container;
import java.awt.Dimension;
import java.awt.Graphics;

import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;


/**
 * @author Jackson Roehrig & Sanjay Jena
 */
public class ObjectScreen extends JFrame {
    
	private static final long serialVersionUID = 3573830165005892925L;
	
	private Container cp;


    public static void main(String[] args) {
        ObjectScreen app1 =  new ObjectScreen();
        app1.pack();
        app1.setVisible(true);
    }
    
    public ObjectScreen() {
        this.cp = this.getContentPane();
        cp.setLayout(new BorderLayout());
        cp.add(BorderLayout.NORTH, new JLabel("Painting GM_Object"));
    }
    
    /**
     * 
     * @author sanjay
     *
     */
    public class graphicObject extends JPanel {
        
        /**
		 * Comment for <code>serialVersionUID</code>
		 */
		private static final long serialVersionUID = 1L;
		private int m_x[];
        private int m_y[];
        private int m_objectType = 0;
        private int m_scale = 1;
        private int m_YOrientation = -1;
        
        /* Coordinate System */
        private int sizeX = 150;
        private int sizeY = 150;
        
        public graphicObject(int x[], int y[], int objectType, int scale){
            this.m_x = x;
            this.m_y = y;
            this.m_objectType = objectType;
            if (scale > 0)
                this.m_scale = scale;
            setBackground(Color.WHITE);
        }
        
        
        public void paintComponent(Graphics g) {
            
            
            super.paintComponent(g);

            if (this.m_YOrientation < 0)
                g.translate(5, (this.sizeY)*this.m_scale);

            paintCoordinateSystem(g);

            g.setColor(Color.BLACK);

            for (int i=0; i<this.m_x.length-1; i++) {
	            if (this.m_objectType == PaintGMObject.TYPE_LINESTRING) {
	                g.drawLine(this.m_x[i] *this.m_scale , this.m_y[i] *this.m_scale *this.m_YOrientation, this.m_x[i+1] *this.m_scale, this.m_y[i+1] *this.m_scale *this.m_YOrientation);
	            } else if (this.m_objectType == PaintGMObject.TYPE_POINT) {
	                g.drawLine(this.m_x[i] *this.m_scale , this.m_y[i] *this.m_scale *this.m_YOrientation, this.m_x[i] *this.m_scale, this.m_y[i] *this.m_scale *this.m_YOrientation);
	            } else if (this.m_objectType == PaintGMObject.TYPE_LINES) {
	                g.drawLine(this.m_x[i] *this.m_scale , this.m_y[i] *this.m_scale *this.m_YOrientation, this.m_x[i+1] *this.m_scale, this.m_y[i+1] *this.m_scale *this.m_YOrientation);
	                i++;
	            }
            }
            
        }
        
        public Dimension getMinimumSize(){
            return new Dimension(150,100);
        }
        
        public Dimension getPreferredSize(){
            return getMinimumSize();
        }

        private void paintCoordinateSystem(Graphics g) {

            g.setColor(Color.CYAN);
            int xMax = this.sizeX *this.m_scale;
            int yMax = this.sizeY *this.m_scale *this.m_YOrientation;
            
            /* Horizontale Linien */
            for (int i=0; i<=(int)(this.sizeY/10); i++) {
                g.drawLine(i*10 *this.m_scale, 0 , i*10 *this.m_scale, yMax);
            }
            /* Vertikale Linien */
            for (int i=0; i<=(int)(this.sizeX/10); i++) {
                g.drawLine(0, i*10*this.m_scale *this.m_YOrientation, xMax, i*10*this.m_scale *this.m_YOrientation);
            }
        }
        
    }
    
    public void paintObject(int x[], int y[], int objectType, int scale) {

        graphicObject graphics1 = new graphicObject(x, y, objectType, scale);
        this.cp.add(BorderLayout.CENTER, graphics1);
       
    }
    


}