/**
 * @class Ext.draw.sprite.Line
 * @extend Ext.draw.sprite.Sprite
 * @alias sprite.line
 *
 * A sprite that represents a line.
 *
 *     @example
 *     Ext.create({
 *        xtype: 'draw',
 *        renderTo: document.body,
 *        width: 600,
 *        height: 400,
 *        sprites: [{
 *            type: 'line',
 *            fromX: 20,
 *            fromY: 20,
 *            toX: 120,
 *            toY: 120,
 *            strokeStyle: '#1F6D91',
 *            lineWidth: 3
 *        }]
 *     });
 */