framerecord.java

来自「EXCEL read and write」· Java 代码 · 共 183 行

/* ====================================================================
   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.poi.hssf.record;

import org.apache.poi.util.BitField;
import org.apache.poi.util.BitFieldFactory;
import org.apache.poi.util.HexDump;
import org.apache.poi.util.LittleEndian;

/**
 * The frame record indicates whether there is a border around the displayed text of a chart.<p/>
 * 
 * @author Glen Stampoultzis (glens at apache.org)
 */
public final class FrameRecord extends Record {
    public final static short sid  = 0x1032;

    private static final BitField autoSize     = BitFieldFactory.getInstance(0x1);
    private static final BitField autoPosition = BitFieldFactory.getInstance(0x2);

    private  short      field_1_borderType;
    public final static short       BORDER_TYPE_REGULAR            = 0;
    public final static short       BORDER_TYPE_SHADOW             = 1;
    private  short      field_2_options;


    public FrameRecord()
    {

    }

    public FrameRecord(RecordInputStream in)
    {
        field_1_borderType             = in.readShort();
        field_2_options                = in.readShort();
    }

    public String toString()
    {
        StringBuffer buffer = new StringBuffer();

        buffer.append("[FRAME]\n");
        buffer.append("    .borderType           = ")
            .append("0x").append(HexDump.toHex(  getBorderType ()))
            .append(" (").append( getBorderType() ).append(" )");
        buffer.append(System.getProperty("line.separator")); 
        buffer.append("    .options              = ")
            .append("0x").append(HexDump.toHex(  getOptions ()))
            .append(" (").append( getOptions() ).append(" )");
        buffer.append(System.getProperty("line.separator")); 
        buffer.append("         .autoSize                 = ").append(isAutoSize()).append('\n'); 
        buffer.append("         .autoPosition             = ").append(isAutoPosition()).append('\n'); 

        buffer.append("[/FRAME]\n");
        return buffer.toString();
    }

    public int serialize(int offset, byte[] data)
    {
        int pos = 0;

        LittleEndian.putShort(data, 0 + offset, sid);
        LittleEndian.putShort(data, 2 + offset, (short)(getRecordSize() - 4));

        LittleEndian.putShort(data, 4 + offset + pos, field_1_borderType);
        LittleEndian.putShort(data, 6 + offset + pos, field_2_options);

        return getRecordSize();
    }

    public int getRecordSize()
    {
        return 4  + 2 + 2;
    }

    public short getSid()
    {
        return sid;
    }

    public Object clone() {
        FrameRecord rec = new FrameRecord();
    
        rec.field_1_borderType = field_1_borderType;
        rec.field_2_options = field_2_options;
        return rec;
    }




    /**
     * Get the border type field for the Frame record.
     *
     * @return  One of 
     *        BORDER_TYPE_REGULAR
     *        BORDER_TYPE_SHADOW
     */
    public short getBorderType()
    {
        return field_1_borderType;
    }

    /**
     * Set the border type field for the Frame record.
     *
     * @param field_1_borderType
     *        One of 
     *        BORDER_TYPE_REGULAR
     *        BORDER_TYPE_SHADOW
     */
    public void setBorderType(short field_1_borderType)
    {
        this.field_1_borderType = field_1_borderType;
    }

    /**
     * Get the options field for the Frame record.
     */
    public short getOptions()
    {
        return field_2_options;
    }

    /**
     * Set the options field for the Frame record.
     */
    public void setOptions(short field_2_options)
    {
        this.field_2_options = field_2_options;
    }

    /**
     * Sets the auto size field value.
     * excel calculates the size automatically if true
     */
    public void setAutoSize(boolean value)
    {
        field_2_options = autoSize.setShortBoolean(field_2_options, value);
    }

    /**
     * excel calculates the size automatically if true
     * @return  the auto size field value.
     */
    public boolean isAutoSize()
    {
        return autoSize.isSet(field_2_options);
    }

    /**
     * Sets the auto position field value.
     * excel calculates the position automatically
     */
    public void setAutoPosition(boolean value)
    {
        field_2_options = autoPosition.setShortBoolean(field_2_options, value);
    }

    /**
     * excel calculates the position automatically
     * @return  the auto position field value.
     */
    public boolean isAutoPosition()
    {
        return autoPosition.isSet(field_2_options);
    }
}