| /* |
| |
| Licensed to the Apache Software Foundation (ASF) under one or more |
| contributor license agreements. See the NOTICE file distributed with |
| this work for additional information regarding copyright ownership. |
| The ASF licenses this file to You 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 org.apache.batik.bridge; |
| |
| import java.awt.geom.AffineTransform; |
| import java.awt.geom.Rectangle2D; |
| |
| import org.apache.batik.css.engine.CSSEngineEvent; |
| import org.apache.batik.dom.svg.AnimatedLiveAttributeValue; |
| import org.apache.batik.dom.svg.SVGContext; |
| import org.apache.batik.dom.svg.SVGOMElement; |
| |
| import org.w3c.dom.Element; |
| import org.w3c.dom.events.MutationEvent; |
| |
| /** |
| * Abstract bridge class for animatable elements that do not produce |
| * a GraphicsNode. |
| * |
| * @author <a href="mailto:cam%40mcc%2eid%2eau">Cameron McCormack</a> |
| * @version $Id$ |
| */ |
| public abstract class AnimatableGenericSVGBridge |
| extends AnimatableSVGBridge |
| implements GenericBridge, BridgeUpdateHandler, SVGContext { |
| |
| /** |
| * Invoked to handle an <tt>Element</tt> for a given <tt>BridgeContext</tt>. |
| * For example, see the <tt>SVGTitleElementBridge</tt>. |
| * |
| * @param ctx the bridge context to use |
| * @param e the element being handled |
| */ |
| public void handleElement(BridgeContext ctx, Element e) { |
| if (ctx.isDynamic()) { |
| this.e = e; |
| this.ctx = ctx; |
| ((SVGOMElement) e).setSVGContext(this); |
| } |
| } |
| |
| // SVGContext //////////////////////////////////////////////////////////// |
| |
| /** |
| * Returns the size of a px CSS unit in millimeters. |
| */ |
| public float getPixelUnitToMillimeter() { |
| return ctx.getUserAgent().getPixelUnitToMillimeter(); |
| } |
| |
| /** |
| * Returns the size of a px CSS unit in millimeters. |
| * This will be removed after next release. |
| * @see #getPixelUnitToMillimeter() |
| */ |
| public float getPixelToMM() { |
| return getPixelUnitToMillimeter(); |
| } |
| |
| /** |
| * Returns the tight bounding box in current user space (i.e., |
| * after application of the transform attribute, if any) on the |
| * geometry of all contained graphics elements, exclusive of |
| * stroke-width and filter effects). |
| */ |
| public Rectangle2D getBBox() { |
| return null; |
| } |
| |
| /** |
| * Returns the transform from the global transform space to pixels. |
| */ |
| public AffineTransform getScreenTransform() { |
| return ctx.getUserAgent().getTransform(); |
| } |
| |
| /** |
| * Sets the transform to be used from the global transform space to pixels. |
| */ |
| public void setScreenTransform(AffineTransform at) { |
| ctx.getUserAgent().setTransform(at); |
| } |
| |
| /** |
| * Returns the transformation matrix from current user units |
| * (i.e., after application of the transform attribute, if any) to |
| * the viewport coordinate system for the nearestViewportElement. |
| */ |
| public AffineTransform getCTM() { |
| return null; |
| } |
| |
| /** |
| * Returns the global transformation matrix from the current |
| * element to the root. |
| */ |
| public AffineTransform getGlobalTransform() { |
| return null; |
| } |
| |
| /** |
| * Returns the width of the viewport which directly contains the |
| * associated element. |
| */ |
| public float getViewportWidth() { |
| return 0f; |
| } |
| |
| /** |
| * Returns the height of the viewport which directly contains the |
| * associated element. |
| */ |
| public float getViewportHeight() { |
| return 0f; |
| } |
| |
| /** |
| * Returns the font-size on the associated element. |
| */ |
| public float getFontSize() { |
| return 0f; |
| } |
| |
| // BridgeUpdateHandler /////////////////////////////////////////////////// |
| |
| public void dispose() { |
| ((SVGOMElement) e).setSVGContext(null); |
| } |
| |
| public void handleDOMNodeInsertedEvent(MutationEvent evt) { |
| } |
| |
| public void handleDOMCharacterDataModified(MutationEvent evt) { |
| } |
| |
| public void handleDOMNodeRemovedEvent(MutationEvent evt) { |
| dispose(); |
| } |
| |
| public void handleDOMAttrModifiedEvent(MutationEvent evt) { |
| } |
| |
| public void handleCSSEngineEvent(CSSEngineEvent evt) { |
| } |
| |
| public void handleAnimatedAttributeChanged |
| (AnimatedLiveAttributeValue alav) { |
| } |
| |
| public void handleOtherAnimationChanged(String type) { |
| } |
| } |