Raphael Shapes hexmap generator.

hexmap-raphael.js

var hexmap = function(paper_x, paper_y, width, height, hex_radius) {
	var paper = Raphael(paper_x, paper_y, width, height);
	
	var grid_width = Math.round(paper.width/(hex_radius*2));
	var grid_height = Math.round(paper.height/(hex_radius*2));
	
	var x, y, column_mult;
	var row_mult = 0;
	
	for (var row=1;row<=grid_height;row++) {
		for (var column=1;column<=grid_width;column++) {
			column_mult = ((hex_radius/10)*7)+1;
			x = hex_radius*(column)+(column_mult*column);
			y = hex_radius*row+(hex_radius*row_mult);
			if (row % 2 == 0)
				x += hex_radius-((hex_radius/10)+1);
			paper.ngon(x, y, hex_radius, 6);
		}
		row_mult += 0.5;
	}
};