PieChartWidget (Charba - J2CL and GWT charts library based on CHART.JS)

java.lang.Object
- com.google.gwt.user.client.ui.UIObject
- - com.google.gwt.user.client.ui.Widget
  - - com.google.gwt.user.client.ui.Panel
    - - com.google.gwt.user.client.ui.SimplePanel
      - org.pepstock.charba.client.gwt.widgets.AbstractChartWidget<PieChart>
        
        org.pepstock.charba.client.gwt.widgets.PieChartWidget

All Implemented Interfaces:

HasAttachHandlers, HasHandlers, EventListener, AcceptsOneWidget, HasOneWidget, HasVisibility, HasWidgets, HasWidgets.ForIsWidget, IsWidget, Iterable<Widget>, IsChart, IsDatasetCreator<PieDataset>
```
public class PieChartWidget
extends AbstractChartWidget<PieChart>
implements IsDatasetCreator<PieDataset>
```
PIE chart GWT WIDGET 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

Nested Class Summary
- Nested classes/interfaces inherited from class com.google.gwt.user.client.ui.UIObject
  UIObject.DebugIdImpl, UIObject.DebugIdImplEnabled
- Nested classes/interfaces inherited from interface com.google.gwt.user.client.ui.HasWidgets
  HasWidgets.ForIsWidget

Field Summary
- Fields inherited from class com.google.gwt.user.client.ui.UIObject
  DEBUG_ID_PREFIX

Constructor Summary

Constructors
Modifier	Constructor	Description
	`PieChartWidget()`	Builds the object.
`protected`	`PieChartWidget(PieChart extendedChart)`	Builds the chart. This is must be extended for controller which are based on this chart.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`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.gwt.widgets.AbstractChartWidget
addHandler, checkAxes, checkDatasets, createAndSetTimer, destroy, draw, fireEvent, getActiveElements, getBaseType, getCanvas, getChart, getChartElement, getData, getDatasetAtEvent, getDatasetItem, getDefaultChartOptions, getElementAtEvent, getElementsAtEvent, getHandlerCount, getId, getInitialCursor, getNode, getPlugins, getTimer, getTooltipActiveElements, getType, getVisibleDatasetCount, getWholeOptions, hide, hide, isChartAttached, isDatasetVisible, isDataVisible, isDestroyOnDetach, isDrawOnAttach, isEventHandled, isInitialized, 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

Methods inherited from class com.google.gwt.user.client.ui.SimplePanel
add, getContainerElement, getWidget, iterator, remove, setWidget, setWidget

Methods inherited from class com.google.gwt.user.client.ui.Panel
add, adopt, clear, doAttachChildren, doDetachChildren, orphan, remove

Methods inherited from class com.google.gwt.user.client.ui.Widget
addAttachHandler, addBitlessDomHandler, addDomHandler, addHandler, asWidget, asWidgetOrNull, createHandlerManager, delegateEvent, fireEvent, getHandlerCount, getLayoutData, getParent, isAttached, isOrWasAttached, onAttach, onBrowserEvent, onDetach, onLoad, onUnload, removeFromParent, setLayoutData, sinkEvents, unsinkEvents

Methods inherited from class com.google.gwt.user.client.ui.UIObject
addStyleDependentName, addStyleName, ensureDebugId, ensureDebugId, ensureDebugId, getAbsoluteLeft, getAbsoluteTop, getElement, getOffsetHeight, getOffsetWidth, getStyleElement, getStyleName, getStyleName, getStylePrimaryName, getStylePrimaryName, getTitle, isVisible, isVisible, onEnsureDebugId, removeStyleDependentName, removeStyleName, resolvePotentialElement, setElement, setElement, setHeight, setPixelSize, setSize, setStyleDependentName, setStyleName, setStyleName, setStyleName, setStyleName, setStylePrimaryName, setStylePrimaryName, setTitle, setVisible, setVisible, setWidth, sinkBitlessEvent, toString

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.pepstock.charba.client.IsChart
clear, toBase64Image, toBase64Image, toBase64Image

Methods inherited from interface org.pepstock.charba.client.IsDatasetCreator
newDataset

Methods inherited from interface java.lang.Iterable
forEach, spliterator

- Constructor Detail
  - PieChartWidget
```
public PieChartWidget()
```
    Builds the object.
  - PieChartWidget
```
protected PieChartWidget(PieChart extendedChart)
```
    Builds the chart.
    This is must be extended for controller which are based on this chart.
    
    Parameters:
    
    extendedChart - new chart instance
- Method Detail
  - getOptions
```
public PieOptions getOptions()
```
    Description copied from interface: IsChart
    
    Returns the options of chart.
    
    Specified by:
    
    getOptions in interface IsChart
    
    Returns:
    
    the options of chart.
  - newDataset
```
public PieDataset newDataset(boolean hidden)
```
    Description copied from interface: IsDatasetCreator
    
    Creates a new dataset related to chart type.
    
    Specified by:
    
    newDataset in interface IsDatasetCreator<PieDataset>
    
    Parameters:
    
    hidden - if true, it will be initially hidden.
    
    Returns:
    
    a new dataset related to chart type.