/* ====================================================================
   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.
==================================================================== */

package org.apache.poi.hssf.usermodel;

import org.apache.poi.ss.usermodel.ClientAnchor;
import org.apache.poi.ss.usermodel.CreationHelper;
import org.apache.poi.ss.usermodel.DataFormat;
import org.apache.poi.ss.usermodel.FormulaEvaluator;
import org.apache.poi.ss.usermodel.Hyperlink;
import org.apache.poi.ss.usermodel.RichTextString;

public class HSSFCreationHelper implements CreationHelper {
	private HSSFWorkbook workbook;
	private HSSFDataFormat dataFormat;

	HSSFCreationHelper(HSSFWorkbook wb) {
		workbook = wb;

		// Create the things we only ever need one of
		dataFormat = new HSSFDataFormat(workbook.getWorkbook());
	}

	public RichTextString createRichTextString(String text) {
		return new HSSFRichTextString(text);
	}

	public DataFormat createDataFormat() {
		return dataFormat;
	}

	public Hyperlink createHyperlink(int type) {
		return new HSSFHyperlink(type);
	}

	/**
	 * Creates a HSSFFormulaEvaluator, the object that evaluates formula cells.
	 *
	 * @return a HSSFFormulaEvaluator instance
	 */
	public FormulaEvaluator createFormulaEvaluator(){
		return new HSSFFormulaEvaluator(workbook);
	}

	/**
	 * Creates a HSSFClientAnchor. Use this object to position drawing object in a sheet
	 *
	 * @return a HSSFClientAnchor instance
	 * @see org.apache.poi.ss.usermodel.Drawing
	 */
	public ClientAnchor createClientAnchor(){
		return new HSSFClientAnchor();
	}
}
