paper.js/src/color/GradientStop.js

/*
 * Paper.js
 *
 * This file is part of Paper.js, a JavaScript Vector Graphics Library,
 * based on Scriptographer.org and designed to be largely API compatible.
 * http://paperjs.org/
 * http://scriptographer.org/
 *
 * Distributed under the MIT license. See LICENSE file for details.
 *
 * Copyright (c) 2011, Juerg Lehni & Jonathan Puckey
 * http://lehni.org/ & http://jonathanpuckey.com/
 *
 * All rights reserved.
 */

var GradientStop = this.GradientStop = Base.extend({
	beans: true,

	// TODO: support midPoint? (initial tests didn't look nice)
	initialize: function(color, rampPoint) {
		this.setColor(color);
		this.setRampPoint(rampPoint);
	},

	getRampPoint: function() {
		return this._rampPoint;
	},

	setRampPoint: function(rampPoint) {
		this._rampPoint = rampPoint || 0;
	},

	getColor: function() {
		return this._color;
	},

	setColor: function(color) {
		this._color = Color.read(arguments);
	},
	
	equals: function(stop) {
		if (stop == this) {
			return true;
		} else if (stop instanceof GradientStop) {
			return this._color.equals(stop._color)
				&& rampPoint == stop.rampPoint;
		}
		return false;
	}
});