/** * @class Ext.draw.sprite.Sector * @extends Ext.draw.sprite.Path * * A sprite representing a pie slice. * * @example * Ext.create({ * xtype: 'draw', * renderTo: document.body, * width: 600, * height: 400, * sprites: [{ * type: 'sector', * centerX: 100, * centerY: 100, * startAngle: -2.355, * endAngle: -.785, * endRho: 50, * fillStyle: '#1F6D91' * }] * }); */Ext.define('Ext.draw.sprite.Sector', { extend: 'Ext.draw.sprite.Path', alias: 'sprite.sector', type: 'sector', inheritableStatics: { def: { processors: { /** * @cfg {Number} [centerX=0] The center coordinate of the sprite on the x-axis. */ centerX: 'number', /** * @cfg {Number} [centerY=0] The center coordinate of the sprite on the y-axis. */ centerY: 'number', /** * @cfg {Number} [startAngle=0] The starting angle of the sprite. */ startAngle: 'number', /** * @cfg {Number} [endAngle=0] The ending angle of the sprite. */ endAngle: 'number', /** * @cfg {Number} [startRho=0] The starting point of the radius of the sprite. */ startRho: 'number', /** * @cfg {Number} [endRho=150] The ending point of the radius of the sprite. */ endRho: 'number', /** * @cfg {Number} [margin=0] The margin of the sprite from the center of pie. */ margin: 'number' }, aliases: { rho: 'endRho' }, triggers: { centerX: 'path,bbox', centerY: 'path,bbox', startAngle: 'path,bbox', endAngle: 'path,bbox', startRho: 'path,bbox', endRho: 'path,bbox', margin: 'path,bbox' }, defaults: { centerX: 0, centerY: 0, startAngle: 0, endAngle: 0, startRho: 0, endRho: 150, margin: 0, path: 'M 0,0' } } }, getMidAngle: function () { return this.midAngle || 0; }, updatePath: function (path, attr) { var startAngle = Math.min(attr.startAngle, attr.endAngle), endAngle = Math.max(attr.startAngle, attr.endAngle), midAngle = this.midAngle = (startAngle + endAngle) * 0.5, margin = attr.margin, centerX = attr.centerX, centerY = attr.centerY, startRho = Math.min(attr.startRho, attr.endRho), endRho = Math.max(attr.startRho, attr.endRho); if (margin) { centerX += margin * Math.cos(midAngle); centerY += margin * Math.sin(midAngle); } path.moveTo(centerX + startRho * Math.cos(startAngle), centerY + startRho * Math.sin(startAngle)); path.lineTo(centerX + endRho * Math.cos(startAngle), centerY + endRho * Math.sin(startAngle)); path.arc(centerX, centerY, endRho, startAngle, endAngle, false); path.lineTo(centerX + startRho * Math.cos(endAngle), centerY + startRho * Math.sin(endAngle)); path.arc(centerX, centerY, startRho, endAngle, startAngle, true); }});