jcckit.transformation.Transformation Maven / Gradle / Ivy
/*
* Copyright 2003-2004, Franz-Josef Elmer, All rights reserved
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details
* (http://www.gnu.org/copyleft/lesser.html).
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package jcckit.transformation;
import jcckit.data.DataPoint;
import jcckit.graphic.GraphPoint;
/**
* Interface for transformations between data coordinates
* and device-independent coordinates.
*
* @author Franz-Josef Elmer
*/
public interface Transformation {
/**
* Transforms a {@link DataPoint} into a {@link GraphPoint}.
* @param point A point in data coordinates.
* @return point tranformed into device-independent coordinates..
*/
public GraphPoint transformToGraph(DataPoint point);
/**
* Transforms a {@link GraphPoint} into a {@link DataPoint}.
* @param point A point in device-independent coordinates..
* @return point tranformed into data coordinates.
*/
public DataPoint transformToData(GraphPoint point);
}