/*
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* Licensed to the Apache Software Foundation (ASF) Under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for Additional information regarding copyright ownership.
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* The ASF licenses this file to You Under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed Under the License is distributed on an "AS Is" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations Under the License.
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*/
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namespace HH.WMS.Utils.NPOI.SS.Formula.Eval
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{
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using System;
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/**
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* @author Amol S Deshmukh < amolweb at ya hoo dot com >
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*
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* RefEval is the base interface for Ref2D and Ref3DEval. Basically a RefEval
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* impl should contain reference to the original ReferencePtg or Ref3DPtg as
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* well as the "value" resulting from the evaluation of the cell
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* reference. Thus if the HSSFCell has type CELL_TYPE_NUMERIC, the contained
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* value object should be of type NumberEval; if cell type is CELL_TYPE_STRING,
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* contained value object should be of type StringEval
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*/
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public interface RefEval : ValueEval
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{
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/**
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* The (possibly Evaluated) ValueEval contained
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* in this RefEval. eg. if cell A1 Contains "test"
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* then in a formula referring to cell A1
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* the RefEval representing
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* A1 will return as the InnerValueEval the
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* object of concrete type StringEval
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*/
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ValueEval InnerValueEval { get; }
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/**
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* returns the zero based column index.
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*/
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int Column { get; }
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/**
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* returns the zero based row index.
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*/
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int Row { get; }
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/**
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* Creates an {@link AreaEval} offset by a relative amount from this RefEval
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*/
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AreaEval Offset(int relFirstRowIx, int relLastRowIx, int relFirstColIx, int relLastColIx);
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}
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}
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