Image zooming and shrinking animation (Smart GWT)
/*
* SmartGWT (GWT for SmartClient)
* Copyright 2008 and beyond, Isomorphic Software, Inc.
*
* SmartGWT is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License version 3
* as published by the Free Software Foundation. SmartGWT is also
* available under typical commercial license terms - see
* http://smartclient.com/license
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*/
package com.smartgwt.sample.showcase.client;
import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.user.client.ui.RootPanel;
import com.smartgwt.client.widgets.Canvas;
import com.smartgwt.client.widgets.IButton;
import com.smartgwt.client.widgets.Img;
import com.smartgwt.client.widgets.events.ClickEvent;
import com.smartgwt.client.widgets.events.ClickHandler;
import com.smartgwt.client.widgets.layout.HLayout;
import com.smartgwt.client.widgets.layout.VLayout;
public class Showcase implements EntryPoint {
public void onModuleLoad() {
RootPanel.get().add(getViewPanel());
}
public Canvas getViewPanel() {
VLayout layout = new VLayout();
layout.setMembersMargin(10);
final Img image = new Img("other/magnifier.png", 48,48);
image.setTop(125);
image.setLeft(100);
image.setAnimateTime(500); // milliseconds
IButton zoomButton = new IButton();
zoomButton.setTitle("Zoom");
zoomButton.setLeft(40);
zoomButton.addClickHandler(new ClickHandler() {
public void onClick(ClickEvent event) {
image.animateRect(0, 50, 248, 248);
}
});
IButton shrinkButton = new IButton();
shrinkButton.setTitle("Shrink");
shrinkButton.addClickHandler(new ClickHandler() {
public void onClick(ClickEvent event) {
image.animateRect(100, 125, 48, 48);
}
});
HLayout hLayout = new HLayout();
hLayout.setMembersMargin(10);
hLayout.addMember(zoomButton);
hLayout.addMember(shrinkButton);
layout.addMember(hLayout);
layout.addChild(image);
return layout;
}
}
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