| 'use strict'; |
| |
| var parsers = require('../parsers'); |
| |
| module.exports.definition = { |
| set: function (v) { |
| var valueType = parsers.valueType(v); |
| if (valueType === parsers.TYPES.ANGLE) { |
| return this._setProperty('azimuth', parsers.parseAngle(v)); |
| } |
| if (valueType === parsers.TYPES.KEYWORD) { |
| var keywords = v.toLowerCase().trim().split(/\s+/); |
| var hasBehind = false; |
| if (keywords.length > 2) { |
| return; |
| } |
| var behindIndex = keywords.indexOf('behind'); |
| hasBehind = (behindIndex !== -1); |
| |
| if (keywords.length === 2) { |
| if (!hasBehind) { |
| return; |
| } |
| keywords.splice(behindIndex, 1); |
| } |
| if (keywords[0] === 'leftwards' || keywords[0] === 'rightwards') { |
| if (hasBehind) { |
| return; |
| } |
| return this._setProperty('azimuth', keywords[0]); |
| } |
| if (keywords[0] === 'behind') { |
| return this._setProperty('azimuth', '180deg'); |
| } |
| var deg; |
| switch (keywords[0]) { |
| case 'left-side': |
| return this._setProperty('azimuth', '270deg'); |
| case 'far-left': |
| return this._setProperty('azimuth', (hasBehind ? 240 : 300) + 'deg'); |
| case 'left': |
| return this._setProperty('azimuth', (hasBehind ? 220 : 320) + 'deg'); |
| case 'center-left': |
| return this._setProperty('azimuth', (hasBehind ? 200 : 340) + 'deg'); |
| case 'center': |
| return this._setProperty('azimuth', (hasBehind ? 180 : 0) + 'deg'); |
| case 'center-right': |
| return this._setProperty('azimuth', (hasBehind ? 160 : 20) + 'deg'); |
| case 'right': |
| return this._setProperty('azimuth', (hasBehind ? 140 : 40) + 'deg'); |
| case 'far-right': |
| return this._setProperty('azimuth', (hasBehind ? 120 : 60) + 'deg'); |
| case 'right-side': |
| return this._setProperty('azimuth', '90deg'); |
| default: |
| return; |
| } |
| } |
| }, |
| get: function () { |
| return this.getPropertyValue('azimuth'); |
| }, |
| enumerable: true, |
| configurable: true |
| }; |
