| /* |
| * Copyright 2011 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. You may obtain a copy of |
| * the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package com.google.gwt.user.client.ui; |
| |
| import com.google.gwt.core.client.GWT; |
| import com.google.gwt.resources.client.ImageResource; |
| import com.google.gwt.resources.client.impl.ImageResourcePrototype; |
| import com.google.gwt.safehtml.client.SafeHtmlTemplates; |
| import com.google.gwt.safehtml.shared.SafeHtml; |
| import com.google.gwt.safehtml.shared.SafeUri; |
| import com.google.gwt.text.shared.AbstractSafeHtmlRenderer; |
| |
| /** |
| * Given an {@link ImageResource}, renders an element to show it. |
| */ |
| public class ImageResourceRenderer extends AbstractSafeHtmlRenderer<ImageResource> { |
| |
| interface Template extends SafeHtmlTemplates { |
| @SafeHtmlTemplates.Template("<img src='{0}' border='0' width='{1}' height='{2}'>") |
| SafeHtml image(SafeUri imageUri, int width, int height); |
| } |
| |
| private static final Template TEMPLATE = GWT.create(Template.class); |
| |
| @Override |
| public SafeHtml render(ImageResource image) { |
| if (image instanceof ImageResourcePrototype.Bundle) { |
| return AbstractImagePrototype.create(image).getSafeHtml(); |
| } else { |
| return TEMPLATE.image(image.getSafeUri(), image.getWidth(), image.getHeight()); |
| } |
| } |
| } |