xref: /trunk/main/offapi/com/sun/star/chart2/XTransformation.idl (revision d1766043)

/**************************************************************
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 *
 *************************************************************/


#ifndef com_sun_star_chart2_XTransformation_idl
#define com_sun_star_chart2_XTransformation_idl

#ifndef __com_sun_star_uno_XInterface_idl__
#include <com/sun/star/uno/XInterface.idl>
#endif

#ifndef __com_sun_star_lang_IllegalArgumentException_idl__
#include <com/sun/star/lang/IllegalArgumentException.idl>
#endif

module com
{
module sun
{
module star
{
module chart2
{

    // NOTES

	//... provide help for creating the right transfomation
    //
    // ... access to source and destination coordinate system ?

/** allows the transformation of numeric values from one
    coordinate-system into an other.  Values may be transformed using
    any mapping.
 */
interface XTransformation : ::com::sun::star::uno::XInterface
{
    /** transforms the given input data tuple, given in the source
        coordinate system, according to the internal transformation
        rules, into a tuple of transformed coordinates in the
        destination coordinate system.

        <p>Note that both coordinate systems may have different
        dimensions, e.g., if a transformation does simply a projection
        into a lower-dimensional space.</p>

        @param aValues a source tuple of data that is to be
               transformed.  The length of this sequence must be
               equivalent to the dimension of the source coordinate
               system.

        @return the transformed data tuple.  The length of this
                sequence is equal to the dimension of the output
                coordinate system.

        @throws ::com::sun::star::lang::IllegalArgumentException
               if the dimension of the input vector is not equal to the
               dimension given in <member>getSourceDimension</member>.
     */
	sequence< double > transform( [in] sequence< double > aValues )
        raises( ::com::sun::star::lang::IllegalArgumentException );

    /** the dimension of the input coordinate sequence that is to be
        transformed by the <member>transform</member> method.
     */
	long getSourceDimension();

    /** the dimension of the output coordinate sequence that is the
        result of the <member>transform</member> method.
     */
	long getTargetDimension();
};

} ; // chart2
} ; // com
} ; // sun
} ; // star


#endif