| /* |
| * 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. |
| */ |
| |
| /* $Id$ */ |
| |
| package org.apache.fop.area.inline; |
| |
| import java.awt.Rectangle; |
| import java.awt.geom.Rectangle2D; |
| import java.io.IOException; |
| import java.util.HashMap; |
| |
| import org.apache.fop.area.Area; |
| import org.apache.fop.area.Viewport; |
| |
| /** |
| * Inline viewport area. |
| * This is an inline-level viewport area for inline container, |
| * external graphic and instream foreign object. This viewport |
| * holds the area and positions it. |
| */ |
| public class InlineViewport extends InlineArea implements Viewport { |
| |
| private static final long serialVersionUID = 813338534627918689L; |
| |
| // contents could be container, foreign object or image |
| private Area content; |
| // clipping for the viewport |
| private boolean clip = false; |
| // position of the child area relative to this area |
| private Rectangle2D contentPosition; |
| |
| /** |
| * Create a new viewport area with the content area. |
| * |
| * @param child the child content area of this viewport |
| */ |
| public InlineViewport(Area child) { |
| this.content = child; |
| } |
| |
| /** |
| * Set the clip of this viewport. |
| * |
| * @param c true if this viewport should clip |
| */ |
| public void setClip(boolean c) { |
| this.clip = c; |
| } |
| |
| /** {@inheritDoc} */ |
| public boolean hasClip() { |
| return this.clip; |
| } |
| |
| /** {@inheritDoc} */ |
| public Rectangle getClipRectangle() { |
| if (clip) { |
| return new Rectangle(getIPD(), getBPD()); |
| } else { |
| return null; |
| } |
| } |
| |
| /** |
| * Set the position and size of the content of this viewport. |
| * |
| * @param cp the position and size to place the content |
| */ |
| public void setContentPosition(Rectangle2D cp) { |
| this.contentPosition = cp; |
| } |
| |
| /** |
| * Get the position and size of the content of this viewport. |
| * |
| * @return the position and size to place the content |
| */ |
| public Rectangle2D getContentPosition() { |
| return this.contentPosition; |
| } |
| |
| /** |
| * Sets the content area. |
| * @param content the content area |
| */ |
| public void setContent(Area content) { |
| this.content = content; |
| } |
| |
| /** |
| * Get the content area for this viewport. |
| * |
| * @return the content area |
| */ |
| public Area getContent() { |
| return this.content; |
| } |
| |
| private void writeObject(java.io.ObjectOutputStream out) |
| throws IOException { |
| out.writeBoolean(contentPosition != null); |
| if (contentPosition != null) { |
| out.writeFloat((float) contentPosition.getX()); |
| out.writeFloat((float) contentPosition.getY()); |
| out.writeFloat((float) contentPosition.getWidth()); |
| out.writeFloat((float) contentPosition.getHeight()); |
| } |
| out.writeBoolean(clip); |
| out.writeObject(props); |
| out.writeObject(content); |
| } |
| |
| private void readObject(java.io.ObjectInputStream in) |
| throws IOException, ClassNotFoundException { |
| if (in.readBoolean()) { |
| contentPosition = new Rectangle2D.Float(in.readFloat(), |
| in.readFloat(), |
| in.readFloat(), |
| in.readFloat()); |
| } |
| this.clip = in.readBoolean(); |
| this.props = (HashMap) in.readObject(); |
| this.content = (Area) in.readObject(); |
| } |
| |
| } |