| /************************************************************** |
| * |
| * 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.openoffice.xmerge.converter.xml.sxc.pexcel.records; |
| |
| import java.io.OutputStream; |
| import java.io.InputStream; |
| import java.io.IOException; |
| import java.awt.Point; |
| |
| import org.openoffice.xmerge.util.Debug; |
| import org.openoffice.xmerge.util.EndianConverter; |
| import org.openoffice.xmerge.converter.xml.sxc.pexcel.PocketExcelConstants; |
| |
| |
| /** |
| * Represents a BIFF Record that describes the selected area of a worksheet |
| */ |
| public class Selection implements BIFFRecord { |
| |
| private byte[] rwTop = new byte[2]; |
| private byte colLeft; |
| private byte[] rwBottom = new byte[2]; |
| private byte colRight; |
| private byte[] rwActive = new byte[2]; |
| private byte colActive; |
| |
| /** |
| * Default Constructor |
| */ |
| public Selection() { |
| this.rwTop = EndianConverter.writeShort((short) 0); |
| this.colLeft = 0; |
| this.rwBottom = EndianConverter.writeShort((short) 0); |
| this.colRight = 0; |
| this.rwActive = EndianConverter.writeShort((short) 0); |
| this.colActive = 0; |
| |
| } |
| |
| /** |
| * Constructs a Selection Record from the <code>InputStream</code> |
| * |
| * @param is InputStream containing a Pocket Excel Data file. |
| */ |
| public Selection(InputStream is) throws IOException { |
| read(is); |
| } |
| |
| /** |
| * Get the hex code for this particular <code>BIFFRecord</code> |
| * |
| * @return the hex code for <code>Selection</code> |
| */ |
| public short getBiffType() { |
| return PocketExcelConstants.CURRENT_SELECTION; |
| } |
| |
| public Point getActiveCell() { |
| Point p = new Point(colActive, EndianConverter.readShort(rwActive)); |
| return p; |
| } |
| |
| public void setActiveCell(Point p) { |
| |
| colActive = (byte) p.getX(); |
| rwActive = EndianConverter.writeShort((short) p.getY()); |
| } |
| |
| /** |
| * Reads a Selection Record from the <code>InputStream</code> |
| * |
| * @param input InputStream containing a Pocket Excel Data file. |
| */ |
| public int read(InputStream input) throws IOException { |
| |
| int numOfBytesRead = input.read(rwTop); |
| colLeft += (byte) input.read(); |
| numOfBytesRead += input.read(rwBottom); |
| colRight += (byte) input.read(); |
| numOfBytesRead += input.read(rwActive); |
| colActive += (byte) input.read(); |
| numOfBytesRead += 3; |
| |
| Debug.log(Debug.TRACE,"\trwTop : "+ EndianConverter.readShort(rwTop) + |
| " colLeft : " + colLeft + |
| " rwBottom : " + EndianConverter.readShort(rwBottom) + |
| " colRight : "+ colRight + |
| " rwActive : " + EndianConverter.readShort(rwActive) + |
| " colActive : " + colActive); |
| |
| return numOfBytesRead; |
| } |
| |
| public void write(OutputStream output) throws IOException { |
| |
| output.write(getBiffType()); |
| output.write(rwTop); |
| output.write(colLeft); |
| output.write(rwBottom); |
| output.write(colRight); |
| output.write(rwActive); |
| output.write(colActive); |
| |
| Debug.log(Debug.TRACE,"Writing Selection record"); |
| } |
| |
| } |