libogre/include/sirikata/ogre/OverlayPosition.hpp

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/*  Sirikata Object Host -- Overlay Position
 *  OverlayPosition.hpp
 *
 *  Copyright (c) 2009, Adam Jean Simmons
 *  All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions are
 *  met:
 *  * Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *  * Neither the name of Sirikata nor the names of its contributors may
 *    be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef _SIRIKATA_OVERLAY_POSITION_HPP_
#define _SIRIKATA_OVERLAY_POSITION_HPP_

#include "Platform.hpp"

namespace Sirikata {

enum RelativePosition
{
    RP_LEFT,
    RP_TOPLEFT,
    RP_TOPCENTER,
    RP_TOPRIGHT,
    RP_RIGHT,
    RP_BOTTOMRIGHT,
    RP_BOTTOMCENTER,
    RP_BOTTOMLEFT,
    RP_CENTER
};

class SIRIKATA_OGRE_EXPORT OverlayPosition
{
public:
    OverlayPosition(const RelativePosition &relPosition, short offsetLeft = 0, short offsetTop = 0);

    OverlayPosition(short absoluteLeft, short absoluteTop);

    OverlayPosition();

    bool usingRelative;
    union {
        struct { RelativePosition position; short x; short y; } rel;
        struct { short left; short top; } abs;
    } data;
};

}

#endif