com.maryanovsky.map.client.tiles
Class ImageTile

java.lang.Object
  com.google.gwt.user.client.ui.UIObject
      com.google.gwt.user.client.ui.Widget
          com.google.gwt.user.client.ui.Composite
              com.maryanovsky.map.client.Tile
                  com.maryanovsky.map.client.tiles.ImageTile

All Implemented Interfaces:

HasAttachHandlers, HasHandlers, EventListener, HasVisibility, IsRenderable, IsWidget

public abstract class ImageTile
extends Tile

A Tile implementation which uses an image from a specified URL.

Author:

Maryanovsky Alexander

Nested Class Summary

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

UIObject.DebugIdImpl, UIObject.DebugIdImplEnabled

Field Summary

protected Image	image The Image widget we're using to display the tile image.
protected SizeView	tileSize The currently requested size of the tile; null if automatic.
protected String	url The URL of the image of the tile.

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

DEBUG_ID_PREFIX

Constructor Summary

protected

ImageTile(String url) Creates a new Tile with the specified image url.

Method Summary

static ImageTile	makeImageTile(String url) Creates a new Tile which will display the image at the specified URL.
protected void	onUnload() Invoked when the tile is detached from the DOM.
protected void	setImageSize(String size) Sets the image's width and height style attributes to the specified value.
void	setTileSizePixels(SizeView tileSize) Sets the size of the tile image, in pixels.

Methods inherited from class com.maryanovsky.map.client.Tile

cancelLoading, isReady, markReady, markUnready, setReadyListener, startLoading

Methods inherited from class com.google.gwt.user.client.ui.Composite

claimElement, getWidget, initializeClaimedElement, initWidget, isAttached, onAttach, onBrowserEvent, onDetach, render, render, resolvePotentialElement, setWidget

Methods inherited from class com.google.gwt.user.client.ui.Widget

addAttachHandler, addBitlessDomHandler, addDomHandler, addHandler, asWidget, asWidgetOrNull, createHandlerManager, delegateEvent, doAttachChildren, doDetachChildren, fireEvent, getHandlerCount, getLayoutData, getParent, isOrWasAttached, onLoad, removeFromParent, setLayoutData, sinkEvents

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, setElement, setElement, setHeight, setPixelSize, setSize, setStyleDependentName, setStyleName, setStyleName, setStyleName, setStyleName, setStylePrimaryName, setStylePrimaryName, setTitle, setVisible, setVisible, setWidth, sinkBitlessEvent, toString, unsinkEvents

Methods inherited from class java.lang.Object

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

Field Detail

image

protected final Image image

The Image widget we're using to display the tile image.

url

protected final String url

The URL of the image of the tile.

tileSize

protected SizeView tileSize

The currently requested size of the tile; null if automatic.

Constructor Detail

ImageTile

protected ImageTile(String url)

Creates a new Tile with the specified image url.

Method Detail

makeImageTile

public static ImageTile makeImageTile(String url)

Creates a new Tile which will display the image at the specified URL.

setImageSize

protected void setImageSize(String size)

Sets the image's width and height style attributes to the specified value.

setTileSizePixels

public void setTileSizePixels(SizeView tileSize)

Sets the size of the tile image, in pixels. A null value resets it to the default size (the native size of the image at the URL).

Specified by:

setTileSizePixels in class Tile

onUnload

protected void onUnload()

Invoked when the tile is detached from the DOM.

Overrides:

onUnload in class Widget