// XAAL toolkit
// Copyright (C) 2009 Ville Karavirta <vkaravir(a)cs.hut.fi>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.
package xaal.objects.graphical;

import xaal.objects.XaalObject;

public class Offset {
    public static final String N = "N";
    public static final String NE = "NE";
    public static final String E = "E";
    public static final String SE = "SE";
    public static final String S = "S";
    public static final String SW = "SW";
    public static final String W = "W";
    public static final String NW = "NW";
    public static final String C = "C";
    public static final String CENTER = "CENTER";
    
    private int x, y;
    private XaalObject baseObj;
    private String anchor = "C";
    
    public Offset() {
        super();
    }


    /**
     * @return the x
     */
    public int getX() {
        return x;
    }


    /**
     * @param x the x to set
     */
    public void setX(int x) {
        this.x = x;
    }


    /**
     * @return the y
     */
    public int getY() {
        return y;
    }


    /**
     * @param y the y to set
     */
    public void setY(int y) {
        this.y = y;
    }


    /**
     * @return the baseObj
     */
    public XaalObject getBaseObj() {
        return baseObj;
    }


    /**
     * @param baseObj the baseObj to set
     */
    public void setBaseObj(XaalObject baseObj) {
        this.baseObj = baseObj;
    }


    /**
     * @return the anchor
     */
    public String getAnchor() {
        return anchor;
    }


    /**
     * @param anchor the anchor to set
     */
    public void setAnchor(String anchor) {
        this.anchor = anchor;
    }
    
    public int getOffsetX() {
        if (baseObj == null) {
            return getX();
        } else {
            return getX() + baseObj.getAnchorCoordinate(getAnchor())[0];
        }
    }
    
    public int getOffsetY() {
        if (baseObj == null) {
            return getY();
        } else {
            return getY() + baseObj.getAnchorCoordinate(getAnchor())[1];
        }
    }
    
    public String toString() {
        return "(" + x + ","+y+") " + getAnchor() + " of " + baseObj.getId();
    }
}