| /* |
| * 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.afp.ioca; |
| |
| import java.io.IOException; |
| import java.io.OutputStream; |
| |
| import org.apache.fop.afp.modca.AbstractAFPObject; |
| import org.apache.fop.afp.util.BinaryUtils; |
| |
| /** |
| * The IM Image Cell Position structured field specifies the placement, |
| * size, and replication of IM image cells. |
| */ |
| public class ImageCellPosition extends AbstractAFPObject { |
| |
| /** offset of image cell in X direction */ |
| private int xOffset = 0; |
| |
| /** offset of image cell in Y direction */ |
| private int yOffset = 0; |
| |
| /** size of image cell in X direction */ |
| private final byte[] xSize = new byte[] {(byte)0xFF, (byte)0xFF}; |
| |
| /** size of image cell in Y direction */ |
| private final byte[] ySize = new byte[] {(byte)0xFF, (byte)0xFF}; |
| |
| /** size of fill rectangle in X direction */ |
| private final byte[] xFillSize = new byte[] {(byte)0xFF, (byte)0xFF}; |
| |
| /** size of fill rectangle in Y direction */ |
| private final byte[] yFillSize = new byte[] {(byte)0xFF, (byte)0xFF}; |
| |
| /** |
| * Main Constructor |
| * |
| * @param x The offset of image cell in X direction |
| * @param y The offset of image cell in Y direction |
| */ |
| public ImageCellPosition(int x, int y) { |
| xOffset = x; |
| yOffset = y; |
| } |
| |
| /** {@inheritDoc} */ |
| public void writeToStream(OutputStream os) throws IOException { |
| byte[] data = new byte[21]; |
| copySF(data, Type.POSITION, Category.IM_IMAGE); |
| |
| data[1] = 0x00; // length |
| data[2] = 0x14; |
| |
| /** |
| * Specifies the offset along the Xp direction, in image points, |
| * of this image cell from the IM image object area origin. |
| */ |
| byte[] x1 = BinaryUtils.convert(xOffset, 2); |
| data[9] = x1[0]; |
| data[10] = x1[1]; |
| |
| /** |
| * Specifies the offset along the Yp direction, in image points, |
| * of this image cell from the IM image object area origin. |
| */ |
| byte[] x2 = BinaryUtils.convert(yOffset, 2); |
| data[11] = x2[0]; |
| data[12] = x2[1]; |
| |
| data[13] = xSize[0]; |
| data[14] = xSize[1]; |
| |
| data[15] = ySize[0]; |
| data[16] = ySize[1]; |
| |
| data[17] = xFillSize[0]; |
| data[18] = xFillSize[1]; |
| |
| data[19] = yFillSize[0]; |
| data[20] = yFillSize[1]; |
| |
| os.write(data); |
| } |
| |
| /** |
| * Specifies the extent in the X direction, in image points, |
| * of this image cell. A value of X'FFFF' indicates that the |
| * default extent specified in bytes 28 and 29 of the Image |
| * Input Descriptor (IID) is to be used. |
| * |
| * @param xcSize The size to set. |
| */ |
| public void setXSize(int xcSize) { |
| byte[] x = BinaryUtils.convert(xcSize, 2); |
| xSize[0] = x[0]; |
| xSize[1] = x[1]; |
| } |
| |
| /** |
| * Specifies the extent of the fill rectangle in the X direction, |
| * in image points. This value can be smaller than, equal to, or |
| * larger than the image cell extent in the X direction (XCSize). |
| * A value of X'FFFF' indicates that the image cell X-extent should |
| * be used as the fill rectangle X-extent. The fill rectangle is |
| * filled in the X direction by repeating the image cell in the |
| * X direction. The image cell can be truncated to fit the rectangle. |
| * |
| * @param size The size to set. |
| */ |
| public void setXFillSize(int size) { |
| byte[] x = BinaryUtils.convert(size, 2); |
| this.xFillSize[0] = x[0]; |
| this.xFillSize[1] = x[1]; |
| } |
| |
| /** |
| * Specifies the extent in the Y direction, in image points, |
| * of this image cell. A value of X'FFFF' indicates that the |
| * default extent specified in bytes 30 and 31 of the Image |
| * Input Descriptor (IID) is to be used. |
| * |
| * @param size The size to set. |
| */ |
| public void setYSize(int size) { |
| byte[] x = BinaryUtils.convert(size, 2); |
| this.ySize[0] = x[0]; |
| this.ySize[1] = x[1]; |
| } |
| |
| /** |
| * Specifies the extent of the fill rectangle in the Y direction, |
| * in image points. This value can be smaller than, equal to, or |
| * larger than the image cell extent in the Y direction (YCSize). |
| * A value of X'FFFF' indicates that the image cell Y-extent should |
| * be used as the fill rectangle Y-extent. The fill rectangle is |
| * filled in the Y direction by repeating the image cell in the |
| * Y direction. The image cell can be truncated to fit the rectangle. |
| * |
| * @param size The size to set. |
| */ |
| public void setYFillSize(int size) { |
| byte[] x = BinaryUtils.convert(size, 2); |
| this.yFillSize[0] = x[0]; |
| this.yFillSize[1] = x[1]; |
| } |
| } |