public void addLine(String id, int x1, int y1, int x2, int y2, Color color) {
		
		identity.add(id);
		
		attrib_bounds = new int[5];
		attrib_bounds[0] = LINE;        //Shape ID
		attrib_bounds[1] = x1;          //X co-ord 1
		attrib_bounds[2] = y1;          //Y co-ord 1
		attrib_bounds[3] = x2;          //X co-ord 2
		attrib_bounds[4] = y2;          //Y co-ord 2
		attrib_bounds[5] = 1;           //Filled or Hollow
		bounds.add(attrib_bounds);
		
		attrib_colors = new Color[2];
		attrib_colors[0] = color;       //Color
		attrib_colors[1] = Color.WHITE; //Textcolor
		colors.add(attrib_colors);
		
		texts.add("");                  //Text
		fonts.add(default_font);        //Font
		
	}