Mercurial > projects > dwt-addons
diff dwtx/draw2d/PositionConstants.d @ 98:95307ad235d9
Added Draw2d code, still work in progress
author | Frank Benoit <benoit@tionex.de> |
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date | Sun, 03 Aug 2008 00:52:14 +0200 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/dwtx/draw2d/PositionConstants.d Sun Aug 03 00:52:14 2008 +0200 @@ -0,0 +1,97 @@ +/******************************************************************************* + * Copyright (c) 2000, 2005 IBM Corporation 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 + * Port to the D programming language: + * Frank Benoit <benoit@tionex.de> + *******************************************************************************/ +module dwtx.draw2d.PositionConstants; + +import dwt.dwthelper.utils; + +/** + * 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 */ +static const int NONE = 0; + +/** Left */ +static const int LEFT = 1; +/** Center (Horizontal) */ +static const int CENTER = 2; +/** Right */ +static const int RIGHT = 4; +/** Bit-wise OR of LEFT, CENTER, and RIGHT */ +static const int LEFT_CENTER_RIGHT = LEFT | CENTER | RIGHT; +/** Used to signify left alignment regardless of orientation (i.e., LTR or RTL) */ +static const int ALWAYS_LEFT = 64; +/** Used to signify right alignment regardless of orientation (i.e., LTR or RTL) */ +static const int ALWAYS_RIGHT = 128; + +/** Top */ +static const int TOP = 8; +/** Middle (Vertical) */ +static const int MIDDLE = 16; +/** Bottom */ +static const int BOTTOM = 32; +/** Bit-wise OR of TOP, MIDDLE, and BOTTOM */ +static const int TOP_MIDDLE_BOTTOM = TOP | MIDDLE | BOTTOM; + +/** North */ +static const int NORTH = 1; +/** South */ +static const int SOUTH = 4; +/** West */ +static const int WEST = 8; +/** East */ +static const int EAST = 16; + +/** A constant indicating horizontal direction */ +static const int HORIZONTAL = 64; +/** A constant indicating vertical direction */ +static const int VERTICAL = 128; + +/** North-East: a bit-wise OR of {@link #NORTH} and {@link #EAST} */ +static const int NORTH_EAST = NORTH | EAST; +/** North-West: a bit-wise OR of {@link #NORTH} and {@link #WEST} */ +static const int NORTH_WEST = NORTH | WEST; +/** South-East: a bit-wise OR of {@link #SOUTH} and {@link #EAST} */ +static const int SOUTH_EAST = SOUTH | EAST; +/** South-West: a bit-wise OR of {@link #SOUTH} and {@link #WEST} */ +static const int SOUTH_WEST = SOUTH | WEST; +/** North-South: a bit-wise OR of {@link #NORTH} and {@link #SOUTH} */ +static const int NORTH_SOUTH = NORTH | SOUTH; +/** East-West: a bit-wise OR of {@link #EAST} and {@link #WEST} */ +static const int EAST_WEST = EAST | WEST; + +/** North-South-East-West: a bit-wise OR of all 4 directions. */ +static const int NSEW = NORTH_SOUTH | EAST_WEST; + +}