/*******************************************************************************
* Copyright (c) 2000, 2010, 2012 IBM Corporation, Gerhardt Informatics Kft. and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
* Gerhardt Informatics Kft. - GEFGWT port
*******************************************************************************/
package org.eclipse.draw2d;
/**
* Constants representing cardinal directions and relative positions. Some of
* these constants can be grouped as follows:
* <TABLE border="1" cellpadding="5" cellspacing="0">
* <TBODY>
* <TR>
* <TD>LEFT, CENTER, RIGHT</TD>
* <TD>Used to describe horizontal position.</TD>
* </TR>
* <TR>
* <TD>TOP, MIDDLE, BOTTOM</TD>
* <TD>Used to describe vertical position.</TD>
* </TR>
* <TR>
* <TD>NORTH, SOUTH, EAST, WEST</TD>
* <TD>Used to describe the four positions relative to an object's center point.
* May also be used when describing which direction an object is facing.<BR>
* NOTE: If you have a use for all four of these possibilities, do not use TOP,
* BOTTOM, RIGHT, LEFT in place of NORTH, SOUTH, EAST, WEST.</TD>
* </TR>
* </TBODY>
* </TABLE>
*/
public interface PositionConstants {
/** None */
int NONE = 0;
/** Left */
int LEFT = 1;
/** Center (Horizontal) */
int CENTER = 2;
/** Right */
int RIGHT = 4;
/** Bit-wise OR of LEFT, CENTER, and RIGHT */
int LEFT_CENTER_RIGHT = LEFT | CENTER | RIGHT;
/**
* Used to signify left alignment regardless of orientation (i.e., LTR or
* RTL)
*/
int ALWAYS_LEFT = 64;
/**
* Used to signify right alignment regardless of orientation (i.e., LTR or
* RTL)
*/
int ALWAYS_RIGHT = 128;
/** Top */
int TOP = 8;
/** Middle (Vertical) */
int MIDDLE = 16;
/** Bottom */
int BOTTOM = 32;
/** Bit-wise OR of TOP, MIDDLE, and BOTTOM */
int TOP_MIDDLE_BOTTOM = TOP | MIDDLE | BOTTOM;
/** North */
int NORTH = 1;
/** South */
int SOUTH = 4;
/** West */
int WEST = 8;
/** East */
int EAST = 16;
/** A constant indicating horizontal direction */
int HORIZONTAL = 64;
/** A constant indicating vertical direction */
int VERTICAL = 128;
/** North-East: a bit-wise OR of {@link #NORTH} and {@link #EAST} */
int NORTH_EAST = NORTH | EAST;
/** North-West: a bit-wise OR of {@link #NORTH} and {@link #WEST} */
int NORTH_WEST = NORTH | WEST;
/** South-East: a bit-wise OR of {@link #SOUTH} and {@link #EAST} */
int SOUTH_EAST = SOUTH | EAST;
/** South-West: a bit-wise OR of {@link #SOUTH} and {@link #WEST} */
int SOUTH_WEST = SOUTH | WEST;
/** North-South: a bit-wise OR of {@link #NORTH} and {@link #SOUTH} */
int NORTH_SOUTH = NORTH | SOUTH;
/** East-West: a bit-wise OR of {@link #EAST} and {@link #WEST} */
int EAST_WEST = EAST | WEST;
/** North-South-East-West: a bit-wise OR of all 4 directions. */
int NSEW = NORTH_SOUTH | EAST_WEST;
}