org.pepstock.charba.client.controllers

Class AbstractController

java.lang.Object

org.pepstock.charba.client.controllers.AbstractController

All Implemented Interfaces:

Controller

public abstract class AbstractController
extends Object
implements Controller

Abstract implementation of a controller. If the chart type is implemented without returning a null, every method will invoke the default implementation of parent chart.

Author:

Andrea "Stock" Stocchero

Constructor Summary

Constructors

Constructor and Description
AbstractController()

Method Summary

Modifier and Type	Method and Description
void	addElementAndReset(ControllerContext context, IsChart chart, int index) Create a single element for the data at the given index and reset its state.
void	addElements(ControllerContext context, IsChart chart) Create elements for each piece of data in the dataset.
void	draw(ControllerContext context, IsChart chart, double ease) Draw the representation of the dataset.
void	initialize(ControllerContext context, IsChart chart, int datasetIndex) Initializes the controller.
void	removeHoverStyle(ControllerContext context, IsChart chart, StyleElement element) Remove hover styling from the given element.
void	setHoverStyle(ControllerContext context, IsChart chart, StyleElement element) Add hover styling to the given element.
void	update(ControllerContext context, IsChart chart, boolean reset) Update the elements in response to new data.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.pepstock.charba.client.Controller

getType

Constructor Detail

AbstractController

public AbstractController()

Method Detail

initialize

public void initialize(ControllerContext context,
                       IsChart chart,
                       int datasetIndex)

Description copied from interface: Controller

Initializes the controller.

Specified by:

initialize in interface Controller

Parameters:

context - context of controller

chart - chart instance

datasetIndex - dataset index

addElements

public void addElements(ControllerContext context,
                        IsChart chart)

Description copied from interface: Controller

Create elements for each piece of data in the dataset. Store elements in an array on the dataset.

Specified by:

addElements in interface Controller

Parameters:

context - context of controller

chart - chart instance

addElementAndReset

public void addElementAndReset(ControllerContext context,
                               IsChart chart,
                               int index)

Description copied from interface: Controller

Create a single element for the data at the given index and reset its state.

Specified by:

addElementAndReset in interface Controller

Parameters:

context - context of controller

chart - chart instance

index - dataset index

draw

public void draw(ControllerContext context,
                 IsChart chart,
                 double ease)

Description copied from interface: Controller

Draw the representation of the dataset.

Specified by:

draw in interface Controller

Parameters:

context - context of controller

chart - chart instance

ease - if specified, this number represents how far to transition elements.

removeHoverStyle

public void removeHoverStyle(ControllerContext context,
                             IsChart chart,
                             StyleElement element)

Description copied from interface: Controller

Remove hover styling from the given element.

Specified by:

removeHoverStyle in interface Controller

Parameters:

context - context of controller

chart - chart instance

element - element to be removed.

setHoverStyle

public void setHoverStyle(ControllerContext context,
                          IsChart chart,
                          StyleElement element)

Description copied from interface: Controller

Add hover styling to the given element.

Specified by:

setHoverStyle in interface Controller

Parameters:

context - context of controller

chart - chart instance

element - element to be set.

update

public void update(ControllerContext context,
                   IsChart chart,
                   boolean reset)

Description copied from interface: Controller

Update the elements in response to new data.

Specified by:

update in interface Controller

Parameters:

context - context of controller

chart - chart instance

reset - if true, put the elements into a reset state so they can animate to their final values