com.telerik.widget.chart.visualization.common

Class PresenterBase

java.lang.Object

com.telerik.android.common.PropertyManager

com.telerik.widget.chart.visualization.common.PresenterBase

All Implemented Interfaces:

ChartElementPresenter, PaletteChangedListener

Direct Known Subclasses:

ChartElementPresenter

public abstract class PresenterBase
extends PropertyManager
implements ChartElementPresenter, PaletteChangedListener

Represents a FrameLayout base for displaying widget elements.

See Also:

ChartElementPresenter

Method Summary

Modifier and Type	Method and Description
boolean	getCanApplyPalette() Gets a value that determines if the chart palette should be applied to this presenter.
String	getPaletteFamily() Returns the palette family of this PresenterBase.
String	getPaletteFamilyCore() Returns the palette family of this PresenterBase.
boolean	isLoaded() Returns true if the current presenter was loaded and false otherwise.
boolean	isPaletteApplied()
boolean	isVisible()
RadSize	measureContent(ChartNode owner, Object content) Retrieves the desired size of the specified logical node's content.
String	paletteFamily() Deprecated.
void	postRender(Canvas canvas) Used as second layer for rendering the current presenter instance onto the passed canvas object.
void	refreshNode(ChartNode node) Invalidates the visual representation of the specified logical node.
void	render(Canvas canvas) Used to render the current presenter instance onto the passed canvas object.
abstract void	requestRender()
void	setCanApplyPalette(boolean value) Sets a value that determines if the chart palette should be applied to this presenter.
void	setPaletteFamily(String value)
void	setVisible(boolean visible)
void	setVisible(boolean visible, boolean requestRender)

Methods inherited from class com.telerik.android.common.PropertyManager

getValue, resetPropertyValue, setValue, setValue

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.telerik.widget.chart.engine.view.ChartElementPresenter

getCollectionIndex, invalidatePalette

Methods inherited from interface com.telerik.widget.palettes.PaletteChangedListener

onPaletteUpdated

Method Detail

isPaletteApplied

public boolean isPaletteApplied()

isVisible

public boolean isVisible()

setVisible

public void setVisible(boolean visible)

setVisible

public void setVisible(boolean visible,
                       boolean requestRender)

requestRender

public abstract void requestRender()

render

public void render(Canvas canvas)

Used to render the current presenter instance onto the passed canvas object.

Parameters:

canvas - the canvas onto which the presenter is to be rendered.

postRender

public void postRender(Canvas canvas)

Used as second layer for rendering the current presenter instance onto the passed canvas object.

Parameters:

canvas - the canvas onto which the presenter is to be rendered.

isLoaded

public boolean isLoaded()

Returns true if the current presenter was loaded and false otherwise.

Returns:

the loaded state of the presenter.

refreshNode

public void refreshNode(ChartNode node)

Description copied from interface: ChartElementPresenter

Invalidates the visual representation of the specified logical node.

Specified by:

refreshNode in interface ChartElementPresenter

Parameters:

node - the node to be refreshed.

measureContent

public RadSize measureContent(ChartNode owner,
                              Object content)

Description copied from interface: ChartElementPresenter

Retrieves the desired size of the specified logical node's content.

Specified by:

measureContent in interface ChartElementPresenter

Parameters:

owner - node that holds the content.

content - content of the node.

Returns:

the size of the content.

paletteFamily

@Deprecated
public String paletteFamily()

Deprecated.

Returns the palette family of this PresenterBase. The family is used to resolve the right palette resources for this presenter when a ChartPalette is applied to this presenter.

Returns:

a string representing the palette family.

getPaletteFamilyCore

public String getPaletteFamilyCore()

Returns the palette family of this PresenterBase. The family is used to resolve the right palette resources for this presenter when a ChartPalette is applied to this presenter.

Returns:

Returns the value of getPaletteFamily() if it is not null and the value of defaultPaletteFamily() otherwise.

getPaletteFamily

public String getPaletteFamily()

Returns the palette family of this PresenterBase. The family is used to resolve the right palette resources for this presenter when a ChartPalette is applied to this presenter.

Returns:

a string representing the palette family.

setPaletteFamily

public void setPaletteFamily(String value)

getCanApplyPalette

public boolean getCanApplyPalette()

Gets a value that determines if the chart palette should be applied to this presenter. Since palette settings override user settings when applied, users can disable the palette application so that their settings remain intact.

setCanApplyPalette

public void setCanApplyPalette(boolean value)

Sets a value that determines if the chart palette should be applied to this presenter. Since palette settings override user settings when applied, users can disable the palette application so that their settings remain intact.