org.apache.poi.xwpf.converter.core.utils.DxaUtil Maven / Gradle / Ivy
/**
* Copyright (C) 2011-2012 The XDocReport Team
*
* All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
package org.apache.poi.xwpf.converter.core.utils;
import java.math.BigInteger;
/**
* @author pascalleclercq cf.
* http://startbigthinksmall.wordpress.com/2010/01/04/points-inches-and-emus-measuring-units-in-office-open-xml/
*/
public class DxaUtil
{
public static float dxa2mm( float dxa )
{
return (float) ( dxa2inch( dxa ) * 25.4 );
}
public static float dxa2mm( BigInteger dxa )
{
return (float) ( dxa2inch( dxa ) * 25.4 );
}
public static float emu2points( long emu )
{
return dxa2points( emu ) / 635;
}
public static float dxa2points( float dxa )
{
return dxa / 20;
}
public static int dxa2points( int dxa )
{
return dxa / 20;
}
public static float dxa2points( BigInteger dxa )
{
return dxa.intValue() / 20;
}
public static float dxa2inch( float dxa )
{
return dxa2points( dxa ) / 72;
}
public static float dxa2inch( BigInteger dxa )
{
return dxa2points( dxa ) / 72;
}
}