/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: XHalfFloatBitmap.idl,v $
 *
 *  $Revision: 1.3 $
 *
 *  last change: $Author: rt $ $Date: 2005-09-08 02:59:20 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 by Sun Microsystems, Inc.
 *    901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License version 2.1, as published by the Free Software Foundation.
 *
 *    This library 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.
 *
 *    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
 *
 ************************************************************************/
#ifndef __com_sun_star_rendering_XHalfFloatBitmap_idl__
#define __com_sun_star_rendering_XHalfFloatBitmap_idl__

#ifndef __com_sun_star_lang_IllegalArgumentException_idl__
#include <com/sun/star/lang/IllegalArgumentException.idl>
#endif
#ifndef __com_sun_star_lang_IndexOutOfBoundsException_idl__
#include <com/sun/star/lang/IndexOutOfBoundsException.idl>
#endif
#ifndef __com_sun_star_rendering_FloatingPointBitmapLayout_idl__
#include <com/sun/star/rendering/FloatingPointBitmapLayout.idl>
#endif
#ifndef __com_sun_star_geometry_IntegerPoint2D_idl__
#include <com/sun/star/geometry/IntegerPoint2D.idl>
#endif
#ifndef __com_sun_star_geometry_IntegerRectangle2D_idl__
#include <com/sun/star/geometry/IntegerRectangle2D.idl>
#endif
#ifndef __com_sun_star_rendering_XBitmap_idl__
#include <com/sun/star/rendering/XBitmap.idl>
#endif
#ifndef __com_sun_star_rendering_VolatileContentDestroyedException_idl__
#include <com/sun/star/rendering/VolatileContentDestroyedException.idl>
#endif

module com { module sun { module star { module rendering {

/** Specialized interface for bitmaps containing half floats as their
    color components. Half floats are 16 bit wide, and some high-end
    GPUs already have them as supported frame buffer format.
 */
interface XHalfFloatBitmap : XBitmap
{
    /** Query the raw data of this bitmap.

        Query the raw data of this bitmap, in the format as defined by
        getMemoryLayout(). With the given rectangle, a subset of the
        whole bitmap can be queried. When querying subsets of the
        bitmap, the same scanline padding takes place as when the
        whole bitmap is requested. Note: as we currently have no 16
        bit float UNO data type, the values are transported as 16 bit
        integers across the API (which requires casting on both
        sides).

        @throws VolatileContentDestroyedException
        if the bitmap is volatile, and the content has been destroyed by the system.
     */
    sequence<short>             getData( [in] ::com::sun::star::geometry::IntegerRectangle2D rect )
        raises (com::sun::star::lang::IndexOutOfBoundsException,
                VolatileContentDestroyedException);

    //-------------------------------------------------------------------------

    /** Set raw data of a bitmap.

        Set raw data of a bitmap, in the format as defined by
        getMemoryLayout(). With the given rectangle, a subset of the
        bitmap can be changed. When setting subsets of the bitmap, the
        same scanline padding takes place as when the whole bitmap is
        changed.<p>

     */
    void                        setData( [in] sequence<short> data, [in] FloatingPointBitmapLayout bitmapLayout, [in] ::com::sun::star::geometry::IntegerRectangle2D rect )
        raises (com::sun::star::lang::IllegalArgumentException,
                com::sun::star::lang::IndexOutOfBoundsException);

    //-------------------------------------------------------------------------

    /** Set a single pixel of the bitmap with the given color
        value.

        When setting data on volatile bitmaps, always call isValid()
        before, and retrieve a new memory layout via
        getMemoryLayout(). At least under Windows, the memory layout
        can change for the same bitmap, if the user e.g. switches the
        screen resolution. Thus, this method will throw an
        IllegalArgumentException, if the memory layout changed between
        a call to getMemoryLayout() and setData().
     */
    void                        setPixel( [in] sequence<short> color, [in] FloatingPointBitmapLayout bitmapLayout, [in] ::com::sun::star::geometry::IntegerPoint2D pos )
        raises (com::sun::star::lang::IllegalArgumentException,
                com::sun::star::lang::IndexOutOfBoundsException);

    //-------------------------------------------------------------------------

    /** Get a single pixel of the bitmap, returning its color
        value.

        @throws VolatileContentDestroyedException
        if the bitmap is volatile, and the content has been destroyed by the system.
     */
    sequence<short>             getPixel( [in] ::com::sun::star::geometry::IntegerPoint2D pos )
        raises (com::sun::star::lang::IndexOutOfBoundsException,
                VolatileContentDestroyedException);

    //-------------------------------------------------------------------------

    /** Query the memory layout for this bitmap
     */
    FloatingPointBitmapLayout   getMemoryLayout();
};

}; }; }; };

#endif
