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Adrien MALINGREY
2020-10-20 00:58:15 +02:00
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com/yahoo/astra/fl/charts/ChartUtil.as Executable file
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/*
Copyright (c) 2009 Yahoo! Inc. All rights reserved.
The copyrights embodied in the content of this file are licensed under the BSD (revised) open source license
*/
package com.yahoo.astra.fl.charts
{
import com.yahoo.astra.fl.charts.axes.IAxis;
import com.yahoo.astra.fl.charts.axes.IStackingAxis;
import com.yahoo.astra.fl.charts.series.ISeries;
import com.yahoo.astra.fl.charts.series.IStackedSeries;
import com.yahoo.astra.fl.utils.UIComponentUtil;
/**
* Utility functions used throughout the charting framework.
*
* @author Josh Tynjala
*/
public class ChartUtil
{
//--------------------------------------
// Public Static Methods
//--------------------------------------
/**
* Determines if a series may be stacked on an axis. The series must
* implement the IStackedSeries type, the axis must implement the
* IStackingAxis type and the axis must have stackingEnabled set to
* true.
*/
public static function isStackingAllowed(axis:IAxis, series:ISeries):Boolean
{
return (series is IStackedSeries) && (axis is IStackingAxis) && IStackingAxis(axis).stackingEnabled;
}
/**
* Retreives every the series of the same type of the input series from the
* chart's data provider.
*/
public static function findSeriesOfType(series:ISeries, chart:IChart):Array
{
var type:Class = UIComponentUtil.getClassDefinition(series);
var filteredSeries:Array = chart.dataProvider.filter(function(item:ISeries, index:int, source:Array):Boolean
{
var itemType:Class = UIComponentUtil.getClassDefinition(item);
return itemType == type;
});
return filteredSeries;
}
}
}