edu.ucdavis.cstars.client.toolbars

Class Navigation

java.lang.Object

com.google.gwt.core.client.JavaScriptObject

edu.ucdavis.cstars.client.toolbars.Navigation

public class Navigation
extends com.google.gwt.core.client.JavaScriptObject

Toolbar that supports basic navigation such as pan and zoom.

Author:

Justin Merz

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Navigation.NavigationType

Method Summary

Methods

Modifier and Type	Method and Description
void	activate(Navigation.NavigationType navigationType) Activates the toolbar for map navigation.
void	addExtentHistoryChangeHandler(ExtentHistoryChangeHandler handler) Add extent history change handler
static Navigation	create(MapWidget map) Creates a new Navigation object.
void	deactivate() Deactivates the toolbar and reactivates map navigation.
void	isFirstExtent() When "true", map is at the first extent.
void	isLastExtent() When "true", map is at the last extent.
void	setZoomSymbol(Symbol symbol) Set the SimpleFillSymbol used for the rubber band zoom.
void	zoomToFullExtent() Zoom to full extent of base layer.
void	zoomToNextExtent() Zoom to next extent in extent history.
void	zoomToPrevExtent() Zoom to previous extent in extent history.

Methods inherited from class com.google.gwt.core.client.JavaScriptObject

cast, createArray, createArray, createFunction, createObject, equals, hashCode, toSource, toString

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Method Detail

create

public static Navigation create(MapWidget map)

Creates a new Navigation object. A Map is a required parameter.

Parameters:

map - - Map the toolbar is associated with.

Returns:

Navigation

activate

public final void activate(Navigation.NavigationType navigationType)

Activates the toolbar for map navigation. Activating the toolbar overrides default map navigation.

Parameters:

navigationType - - The navigation type.

deactivate

public final void deactivate()

Deactivates the toolbar and reactivates map navigation.

isFirstExtent

public final void isFirstExtent()

When "true", map is at the first extent.

isLastExtent

public final void isLastExtent()

When "true", map is at the last extent.

setZoomSymbol

public final void setZoomSymbol(Symbol symbol)

Set the SimpleFillSymbol used for the rubber band zoom.

Parameters:

symbol - - The SimpleFillSymbol used for the rubber band zoom.

zoomToFullExtent

public final void zoomToFullExtent()

Zoom to full extent of base layer.

zoomToNextExtent

public final void zoomToNextExtent()

Zoom to next extent in extent history.

zoomToPrevExtent

public final void zoomToPrevExtent()

Zoom to previous extent in extent history.

addExtentHistoryChangeHandler

public final void addExtentHistoryChangeHandler(ExtentHistoryChangeHandler handler)

Add extent history change handler

Parameters:

handler - - Fires when the extent history changes.