org.pepstock.charba.client.callbacks

Class AbstractTooltipLabelCallback

java.lang.Object

org.pepstock.charba.client.callbacks.AbstractTooltipLabelCallback

All Implemented Interfaces:

TooltipLabelCallback

public abstract class AbstractTooltipLabelCallback
extends Object
implements TooltipLabelCallback

Abstract implementation of tooltip label callback in order to help who will implement it to override ONLY needed methods and use the default for the others.

Author:

Andrea "Stock" Stocchero

Constructor Summary

Constructors

Constructor and Description
AbstractTooltipLabelCallback()

Method Summary

Modifier and Type	Method and Description
String	onAfterLabel(IsChart chart, TooltipItem item) Returns text to render after an individual label.
String	onBeforeLabel(IsChart chart, TooltipItem item) Returns text to render before an individual label.
String	onLabel(IsChart chart, TooltipItem item) Returns text to render for an individual item in the tooltip.
TooltipLabelColor	onLabelColor(IsChart chart, TooltipItem item) Returns the colors to render for the tooltip item.
IsColor	onLabelTextColor(IsChart chart, TooltipItem item) Returns the colors for the text of the label for the tooltip item.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AbstractTooltipLabelCallback

public AbstractTooltipLabelCallback()

Method Detail

onBeforeLabel

public String onBeforeLabel(IsChart chart,
                            TooltipItem item)

Description copied from interface: TooltipLabelCallback

Returns text to render before an individual label. This will be called for each item in the tooltip.

Specified by:

onBeforeLabel in interface TooltipLabelCallback

Parameters:

chart - chart instance

item - tooltip item

Returns:

label to be applied. If returns null, it will be ignored.

onLabel

public String onLabel(IsChart chart,
                      TooltipItem item)

Description copied from interface: TooltipLabelCallback

Returns text to render for an individual item in the tooltip.

Specified by:

onLabel in interface TooltipLabelCallback

Parameters:

chart - chart instance

item - tooltip item

Returns:

label to be applied. If returns null, it will be ignored.

onLabelColor

public TooltipLabelColor onLabelColor(IsChart chart,
                                      TooltipItem item)

Description copied from interface: TooltipLabelCallback

Returns the colors to render for the tooltip item.

Specified by:

onLabelColor in interface TooltipLabelCallback

Parameters:

chart - chart instance

item - tooltip item

Returns:

label color to be applied. If returns null, it will be ignored.

onLabelTextColor

public IsColor onLabelTextColor(IsChart chart,
                                TooltipItem item)

Description copied from interface: TooltipLabelCallback

Returns the colors for the text of the label for the tooltip item.

Specified by:

onLabelTextColor in interface TooltipLabelCallback

Parameters:

chart - chart instance

item - tooltip item

Returns:

label text color to be applied. If returns null, it will be ignored.

onAfterLabel

public String onAfterLabel(IsChart chart,
                           TooltipItem item)

Description copied from interface: TooltipLabelCallback

Returns text to render after an individual label.

Specified by:

onAfterLabel in interface TooltipLabelCallback

Parameters:

chart - chart instance

item - tooltip item

Returns:

label to be applied. If returns null, it will be ignored.