Constellations/js/Toolbox.js

import * as Dom from UnitJS.Dom;

var tool;
var colors;

return {
	init: init,
	tool: tool,
	color: color
};

function init(size, elementId) {
	root = document.getElementById(elementId || 'toolbox');
	colors = root.querySelector('#colors');
	for(var i = 0; i < size; i++) {
		colors.appendChild(Dom.make('option', {class: 'color' + i}));
	}
	colors.addEventListener('change', function() {
		colors.className = color();
	});
	tool = root.querySelector('#tool');
}

function tool() {
	return tool.value;
}

function color() {
	return 'color' + colors.selectedIndex;
}