net/systemeD/potlatch2/mapfeatures/editors/SliderEditor.mxml

   1 <?xml version="1.0" encoding="utf-8"?>
   2 <edit:SingleTagEditor
   3         xmlns:mx="http://www.adobe.com/2006/mxml"
   4         xmlns:edit="net.systemeD.potlatch2.mapfeatures.editors.*"
   5         xmlns:flexlib="flexlib.controls.*"
   6         verticalGap="0"
   7         width="100%"
   8         toolTip="{fieldDescription}"
   9     direction="horizontal" styleName="titledEditor">
  10
  11         <mx:Label text="{fieldName}:"/>
  12         <mx:HSlider id="inputSlider"
  13                  minimum="{sliderMinimum}" maximum="{sliderMaximum}"
  14                  snapInterval="{sliderSnapInterval}" tickInterval="{sliderSnapInterval}"
  15                  labels="{sliderLabels}" dataTipFormatFunction="formatDataTip"
  16                  value="{translatedValue}"
  17                  enabled="{isValueValid}"
  18                  liveDragging="true"
  19                                  change="setTagValueFromSlider()" />
  20
  21   <mx:Script><![CDATA[
  22
  23     private function setTagValueFromSlider():void {
  24         // unset the tag if being set to the default
  25         var newValue:Number = inputSlider.value;
  26         value = newValue == SliderEditorFactory(_factory).defaultValue ? null : newValue.toString()
  27     }
  28
  29     private function formatDataTip(value:Number):String {
  30         if ( value == inputSlider.minimum )
  31             return inputSlider.labels[0];
  32         if ( value == inputSlider.maximum )
  33             return inputSlider.labels[inputSlider.labels.length-1];
  34         if ( value == SliderEditorFactory(_factory).defaultValue )
  35             return SliderEditorFactory(_factory).defaultValueName
  36         return value.toString();
  37     }
  38
  39     [Bindable(event="factory_set")]
  40     public function get sliderMinimum():Number {
  41         return SliderEditorFactory(_factory) == null ? 0 : SliderEditorFactory(_factory).minimum;
  42     }
  43
  44     [Bindable(event="factory_set")]
  45     public function get sliderMaximum():Number {
  46         return SliderEditorFactory(_factory) == null ? 100 : SliderEditorFactory(_factory).maximum;
  47     }
  48
  49     [Bindable(event="factory_set")]
  50     public function get sliderSnapInterval():Number {
  51         return SliderEditorFactory(_factory) == null ? 1 : SliderEditorFactory(_factory).snapInterval;
  52     }
  53
  54     [Bindable(event="factory_set")]
  55     public function get sliderLabels():Array {
  56         return SliderEditorFactory(_factory) == null ? ["0","100"] : SliderEditorFactory(_factory).labels;
  57     }
  58
  59     [Bindable(event="tag_changed")]
  60     private function get translatedValue():Number {
  61         var validatedValue:Number = getValidatedValue();
  62         return isNaN(validatedValue) ? SliderEditorFactory(_factory).defaultValue : validatedValue;
  63     }
  64
  65     [Bindable(event="tag_changed")]
  66     private function get isValueValid():Boolean {
  67         var validatedValue:Number = getValidatedValue();
  68         return !isNaN(validatedValue);
  69     }
  70
  71     private function getValidatedValue():Number {
  72         var valueStr:String = value;
  73         if ( valueStr == null || valueStr == "" )
  74             return SliderEditorFactory(_factory).defaultValue;
  75
  76         var parsed:Number = parseFloat(value);
  77         if ( isNaN(parsed) || parsed < sliderMinimum || parsed > sliderMaximum )
  78             return Number.NaN;
  79         return parsed;
  80     }
  81
  82   ]]></mx:Script>
  83 </edit:SingleTagEditor>
  84