Package org.pepstock.charba.client
Class PieChart
- java.lang.Object
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- org.pepstock.charba.client.events.HandlerManager
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- org.pepstock.charba.client.AbstractChart
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- org.pepstock.charba.client.PieChart
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- All Implemented Interfaces:
HasAxes
,IsChart
,IsDatasetCreator<PieDataset>
public class PieChart extends AbstractChart implements IsDatasetCreator<PieDataset>
PIE chart implementation.
A pie charts are divided in the segments, the arc of each segment shows the proportional value of each piece of data.
They are excellent at showing the relational proportions between data.- Author:
- Andrea "Stock" Stocchero
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected boolean
checkDataset(Dataset dataset)
Returnstrue
if the dataset can be managed by a this chart type.PieOptions
getOptions()
Returns the options of chart.PieDataset
newDataset(boolean hidden)
Creates a new dataset related to chart type.-
Methods inherited from class org.pepstock.charba.client.AbstractChart
addHandler, applyConfiguration, checkAxes, checkDatasets, clear, createAndSetTimer, destroy, draw, getActiveElements, getBaseType, getCanvas, getChartElement, getData, getDatasetAtEvent, getDatasetItem, getDefaultChartOptions, getElementAtEvent, getElementsAtEvent, getId, getInitialCursor, getMaximumAxesCount, getMaximumDatasetsCount, getNode, getPlugins, getSource, getTimer, getTooltipActiveElements, getType, getVisibleDatasetCount, getWholeOptions, hide, hide, isChartAttached, isDatasetVisible, isDataVisible, isDestroyOnDetach, isDrawOnAttach, isInitialized, onAttach, onDetach, reconfigure, reconfigure, reconfigure, removeCanvasPreventDefault, render, reset, resetActiveElements, resetTooltipActiveElements, resize, resize, setActiveElements, setActiveElements, setDatasetVisibility, setDestroyOnDetach, setDrawOnAttach, setTooltipActiveElements, setTooltipActiveElements, setTooltipActiveElements, setTooltipActiveElements, show, show, stop, toBase64Image, toggleDataVisibility, update, update, update
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Methods inherited from class org.pepstock.charba.client.events.HandlerManager
fireEvent, getHandlerCount, isEventHandled
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface org.pepstock.charba.client.IsChart
fireEvent, getHandlerCount, isEventHandled, toBase64Image, toBase64Image, toBase64Image
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Methods inherited from interface org.pepstock.charba.client.IsDatasetCreator
newDataset
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Constructor Detail
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PieChart
public PieChart()
Builds the object.
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PieChart
protected PieChart(Type extendedType)
Builds the chart.
This is must be extended for controller which are based on this type of chart.- Parameters:
extendedType
- type of chart
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Method Detail
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getOptions
public PieOptions getOptions()
Description copied from interface:IsChart
Returns the options of chart.- Specified by:
getOptions
in interfaceIsChart
- Returns:
- the options of chart.
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newDataset
public PieDataset newDataset(boolean hidden)
Description copied from interface:IsDatasetCreator
Creates a new dataset related to chart type.- Specified by:
newDataset
in interfaceIsDatasetCreator<PieDataset>
- Parameters:
hidden
- iftrue
, it will be initially hidden.- Returns:
- a new dataset related to chart type.
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checkDataset
protected boolean checkDataset(Dataset dataset)
Description copied from class:AbstractChart
Returnstrue
if the dataset can be managed by a this chart type.- Specified by:
checkDataset
in classAbstractChart
- Parameters:
dataset
- dataset to check- Returns:
true
if the dataset can be managed by a this chart type
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