Package org.pepstock.charba.client.gwt.widgets

Class ChoroplethChartWidget

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<ChoroplethChart>

org.pepstock.charba.client.gwt.widgets.ChoroplethChartWidget

All Implemented Interfaces:

com.google.gwt.event.logical.shared.HasAttachHandlers, com.google.gwt.event.shared.HasHandlers, com.google.gwt.user.client.EventListener, com.google.gwt.user.client.ui.AcceptsOneWidget, com.google.gwt.user.client.ui.HasOneWidget, com.google.gwt.user.client.ui.HasVisibility, com.google.gwt.user.client.ui.HasWidgets, com.google.gwt.user.client.ui.HasWidgets.ForIsWidget, com.google.gwt.user.client.ui.IsWidget, Iterable<com.google.gwt.user.client.ui.Widget>, IsChart, IsDatasetCreator<ChoroplethDataset>

public class ChoroplethChartWidget
extends AbstractChartWidget<ChoroplethChart>
implements IsDatasetCreator<ChoroplethDataset>

CHOROPLETH chart GWT WIDGET implementation.
A choropleth chart is used to render maps with the area filled according to some numerical value.

Author:

Andrea "Stock" Stocchero

Nested Class Summary

Nested classes/interfaces inherited from class com.google.gwt.user.client.ui.UIObject

com.google.gwt.user.client.ui.UIObject.DebugIdImpl, com.google.gwt.user.client.ui.UIObject.DebugIdImplEnabled

Nested classes/interfaces inherited from interface com.google.gwt.user.client.ui.HasWidgets

com.google.gwt.user.client.ui.HasWidgets.ForIsWidget

Field Summary

Fields inherited from class com.google.gwt.user.client.ui.UIObject

DEBUG_ID_PREFIX

Constructor Summary

Constructors

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

Method Summary

Modifier and Type	Method	Description
ChoroplethOptions	getOptions()	Returns the options of chart.
ChoroplethDataset	newDataset(boolean hidden)	Creates a new dataset related to chart type.
CoordinatesPoint	projection(double latitude, double longitude)	Translates latitude and longitude in coordinates of the canvas where the chart is drawn.
CoordinatesPoint	projection(Coordinates coordinates)	Translates latitude and longitude in coordinates of the canvas where the chart is drawn.
Coordinates	projectionInvert(double x, double y)	Translates X and Y coordinates of the canvas where the chart is drawn in latitude and longitude.
Coordinates	projectionInvert(CoordinatesPoint point)	Translates X and Y coordinates of the canvas where the chart is drawn in latitude and longitude.

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, getDrawCount, 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

ChoroplethChartWidget

public ChoroplethChartWidget()

Builds the object.

ChoroplethChartWidget

protected ChoroplethChartWidget(ChoroplethChart extendedChart)

Builds the chart.
This is must be extended for controller which are based on this chart.

Parameters:

extendedChart - new chart

Method Detail

getOptions

public ChoroplethOptions getOptions()

Description copied from interface: IsChart

Returns the options of chart.

Specified by:

getOptions in interface IsChart

Returns:

the options of chart.

newDataset

public ChoroplethDataset newDataset(boolean hidden)

Description copied from interface: IsDatasetCreator

Creates a new dataset related to chart type.

Specified by:

newDataset in interface IsDatasetCreator<ChoroplethDataset>

Parameters:

hidden - if true, it will be initially hidden.

Returns:

a new dataset related to chart type.

projection

public final CoordinatesPoint projection(double latitude,
                                         double longitude)

Translates latitude and longitude in coordinates of the canvas where the chart is drawn.

Parameters:

latitude - latitude to use to get the Y point

longitude - longitude to use to get the X point

Returns:

a CoordinatesPoint with X and Y, related to the passed latitude and longitude

projection

public final CoordinatesPoint projection(Coordinates coordinates)

Translates latitude and longitude in coordinates of the canvas where the chart is drawn.

Parameters:

coordinates - contains latitude and longitude to translate

Returns:

a CoordinatesPoint with X and Y, related to the passed latitude and longitude

projectionInvert

public final Coordinates projectionInvert(double x,
                                          double y)

Translates X and Y coordinates of the canvas where the chart is drawn in latitude and longitude.

Parameters:

x - coordinate X of the canvas to translate in longitude

y - coordinate Y of the canvas to translate in latitude

Returns:

a Coordinates with the latitude and longitude, related to the passed X and Y

projectionInvert

public final Coordinates projectionInvert(CoordinatesPoint point)

Translates X and Y coordinates of the canvas where the chart is drawn in latitude and longitude.

Parameters:

point - contains X and Y coordinates to translate

Returns:

a Coordinates with the latitude and longitude, related to the passed X and Y