| //////////////////////////////////////////////////////////////////////////////// |
| // |
| // Licensed to the Apache Software Foundation (ASF) under one or more |
| // contributor license agreements. See the NOTICE file distributed with |
| // this work for additional information regarding copyright ownership. |
| // The ASF licenses this file to You under the Apache License, Version 2.0 |
| // (the "License"); you may not use this file except in compliance with |
| // the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| // |
| //////////////////////////////////////////////////////////////////////////////// |
| package flashx.textLayout.property |
| { |
| [ExcludeClass] |
| public class CounterPropHandler extends PropertyHandler |
| { |
| private var _defaultNumber:int; |
| |
| public function CounterPropHandler(defaultNumber:int) |
| { _defaultNumber = defaultNumber; } |
| |
| public function get defaultNumber():int |
| { return _defaultNumber; } |
| |
| // check to see if this handler has a custom exporter that must be used when owningHandlerCheck is true |
| public override function get customXMLStringHandler():Boolean |
| { return true; } |
| |
| public override function toXMLString(val:Object):String |
| { return val["ordered"] == 1 ? "ordered" : "ordered " + val["ordered"]; } |
| |
| static private const _orderedPattern:RegExp = /^\s*ordered(\s+-?\d+){0,1}\s*$/; |
| |
| // return a value if this handler "owns" this property - otherwise return undefined |
| public override function owningHandlerCheck(newVal:*):* |
| { return newVal is String && _orderedPattern.test(newVal) || newVal.hasOwnProperty("ordered") ? newVal : undefined; } |
| |
| static private const _orderedBeginPattern:RegExp = /^\s*ordered\s*/g; |
| |
| // returns a new val based on - assumes owningHandlerCheck(newval) is true |
| public override function setHelper(newVal:*):* |
| { |
| var s:String = newVal as String; |
| if (s == null) |
| return newVal; // assume its an object that's been parsed already |
| |
| _orderedBeginPattern.lastIndex = 0; |
| _orderedBeginPattern.test(s); |
| var number:int = (_orderedBeginPattern.lastIndex != s.length) ? parseInt(s.substr(_orderedBeginPattern.lastIndex)) : _defaultNumber; |
| |
| return { ordered:number }; |
| } |
| } |
| } |