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/*
* ====================================================================
* 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.xssf.usermodel;
import org.apache.poi.ss.usermodel.ConditionalFormatting;
import org.apache.poi.ss.usermodel.ConditionalFormattingRule;
import org.apache.poi.ss.util.CellRangeAddress;
import org.openxmlformats.schemas.spreadsheetml.x2006.main.CTConditionalFormatting;
import java.util.ArrayList;
import java.util.Collections;
public class XSSFConditionalFormatting implements ConditionalFormatting {
private final CTConditionalFormatting _cf;
private final XSSFSheet _sh;
/*package*/ XSSFConditionalFormatting(XSSFSheet sh) {
_cf = CTConditionalFormatting.Factory.newInstance();
_sh = sh;
}
/*package*/ XSSFConditionalFormatting(
XSSFSheet sh, CTConditionalFormatting cf) {
_cf = cf;
_sh = sh;
}
/*package*/ CTConditionalFormatting getCTConditionalFormatting() {
return _cf;
}
/**
* @return array of {@code CellRangeAddress}s. Never {@code null}
*/
@Override
public CellRangeAddress[] getFormattingRanges() {
ArrayList<CellRangeAddress> lst = new ArrayList<>();
for (Object stRef : _cf.getSqref()) {
String[] regions = stRef.toString().split(" ");
for (final String region : regions) {
lst.add(CellRangeAddress.valueOf(region));
}
}
return lst.toArray(new CellRangeAddress[0]);
}
@Override
public void setFormattingRanges(CellRangeAddress[] ranges) {
if (ranges == null) {
throw new IllegalArgumentException("cellRanges must not be null");
}
final StringBuilder sb = new StringBuilder();
boolean first = true;
for (CellRangeAddress range : ranges) {
if (!first) {
sb.append(' ');
} else {
first = false;
}
sb.append(range.formatAsString());
}
_cf.setSqref(Collections.singletonList(sb.toString()));
}
/**
* Replaces an existing Conditional Formatting rule at position idx.
* Excel allows to create up to 3 Conditional Formatting rules.
* This method can be useful to modify existing Conditional Formatting rules.
*
* @param idx position of the rule. Should be between 0 and 2.
* @param cfRule - Conditional Formatting rule
*/
@Override
public void setRule(int idx, ConditionalFormattingRule cfRule) {
XSSFConditionalFormattingRule xRule = (XSSFConditionalFormattingRule) cfRule;
_cf.getCfRuleArray(idx).set(xRule.getCTCfRule());
}
/**
* Add a Conditional Formatting rule.
* Excel allows to create up to 3 Conditional Formatting rules.
*
* @param cfRule - Conditional Formatting rule
*/
@Override
public void addRule(ConditionalFormattingRule cfRule) {
XSSFConditionalFormattingRule xRule = (XSSFConditionalFormattingRule) cfRule;
_cf.addNewCfRule().set(xRule.getCTCfRule());
}
/**
* @return the Conditional Formatting rule at position idx.
*/
@Override
public XSSFConditionalFormattingRule getRule(int idx) {
return new XSSFConditionalFormattingRule(_sh, _cf.getCfRuleArray(idx));
}
/**
* @return number of Conditional Formatting rules.
*/
@Override
public int getNumberOfRules() {
return _cf.sizeOfCfRuleArray();
}
@Override
public String toString() {
return _cf.toString();
}
}
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