package viewer;

import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Stroke;

public class Point implements Drawable{
	
	public double x;
	public double y;
	public boolean last;
	public boolean mapped = false;
	
	public Color color;
	public int radius = 0;
	
	public double mappedX;
	public double mappedY;
		
	public Point(double x, double y) {
		this.x = x;
		this.y = y;
	}

	public void drawYourself(Graphics g, int[] areaSize, double[] limits, int[] nextCoords, boolean lineMode) {			
		if(color != null) {
			g.setColor(color);
		}
		int[] drawcoords = getDrawCoords(areaSize, limits);
		if(last || nextCoords == null || color != null) {			
			if(lineMode && color != null && nextCoords != null && !last) {
				if(radius > 1) {
					Graphics2D g2 = (Graphics2D)g;
					Stroke cur = g2.getStroke();
					g2.setStroke(new BasicStroke(radius*2, BasicStroke.CAP_ROUND,BasicStroke.JOIN_ROUND));
					g.drawLine(drawcoords[0],drawcoords[1],nextCoords[0],nextCoords[1]);
					g2.setStroke(cur);
				}
				else {
					g.drawLine(drawcoords[0],drawcoords[1],nextCoords[0],nextCoords[1]);					
				}
			} else {
				if(radius > 1) {
					g.fillOval(drawcoords[0]-radius/2,drawcoords[1]-radius/2,radius,radius);
				}
				else {
					if(color == null)
						g.drawLine(drawcoords[0],drawcoords[1],drawcoords[0],drawcoords[1]);
					else
						g.drawOval(drawcoords[0]-radius/2,drawcoords[1]-radius/2,2,0);
				}
			}
		}				
		else {
			if(lineMode) {
				g.drawLine(drawcoords[0],drawcoords[1],nextCoords[0],nextCoords[1]);
			}
			else {
				if(color == null)
					g.drawLine(drawcoords[0],drawcoords[1],drawcoords[0],drawcoords[1]);
				else
					g.drawOval(drawcoords[0]-radius/2,drawcoords[1]-radius/2,2,0);
			}
		}
			
		
	}
	public int[] getDrawCoords(int[] areaSize, double[] limits) {
		int[] coords = new int[2];
		
		double width = limits[1] - limits[0];
		double height = limits[2] - limits[3];
		
		coords[0] = (int)Math.round(((x - limits[0]) / width) * areaSize[0]);
		coords[1] = (int)Math.round(((1-(y - limits[3]) / height)) * areaSize[1]);
		
		return coords;
		
	}
	
	public void setLast(boolean value) {
		this.last = value;
	}

	public Color getColor() {
		return color;
	}
}