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- /*
- * 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];
- }
- }
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