escherboolproperty.java

java 报表 to office文档： 本包由java语言开发

/* ====================================================================
   Copyright 2002-2004   Apache Software Foundation

   Licensed 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.ddf;

/**
 * Represents a boolean property.  The actual utility of this property is in doubt because many
 * of the properties marked as boolean seem to actually contain special values.  In other words
 * they're not true booleans.
 *
 * @author Glen Stampoultzis
 * @see EscherSimpleProperty
 * @see EscherProperty
 */
public class EscherBoolProperty
        extends EscherSimpleProperty
{
    /**
     * Create an instance of an escher boolean property.
     *
     * @param propertyNumber The property number (or id)
     * @param value      The 32 bit value of this bool property
     */
    public EscherBoolProperty( short propertyNumber, int value )
    {
        super(propertyNumber, value);
    }

    /**
     * Whether this boolean property is true
     */
    public boolean isTrue()
    {
        return propertyValue != 0;
    }

    /**
     * Whether this boolean property is false
     */
    public boolean isFalse()
    {
        return propertyValue == 0;
    }

//    public String toString()
//    {
//        return "propNum: " + getPropertyNumber()
//                + ", complex: " + isComplex()
//                + ", blipId: " + isBlipId()
//                + ", value: " + (getValue() != 0);
//    }

}