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bug 61474, github #81: add shiftMergedRegions to BaseRowColShifter interface 

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1814264 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Javen O'Neal 2017-11-04 09:32:05 +00:00
parent dcd3993146
commit 11b5e066e7
3 changed files with 20 additions and 24 deletions
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17
src/java/org/apache/poi/ss/usermodel/helpers/BaseRowColShifter.java
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@ -25,6 +25,8 @@ import org.apache.poi.ss.formula.ptg.Ptg;
import org.apache.poi.ss.util.CellRangeAddress;
import org.apache.poi.util.Internal;
import java.util.List;
/**
* Class for code common to {@link RowShifter} and {@link ColumnShifter}
* Helper for shifting rows up or down and columns left and right
@ -44,7 +46,22 @@ public abstract class BaseRowColShifter {
*/
public abstract void updateFormulas(FormulaShifter formulaShifter);
/**
* Shifts, grows, or shrinks the merged regions due to a row shift
* ({@link RowShifter}) or column shift ({@link ColumnShifter}).
* Merged regions that are completely overlaid by shifting will be deleted.
*
* @param start the first row or column to be shifted
* @param end the last row or column to be shifted
* @param n the number of rows or columns to shift
* @return a list of affected merged regions, excluding contain deleted ones
*/
public abstract List<CellRangeAddress> shiftMergedRegions(int start, int end, int n);
/**
* Update conditional formatting
* @param formulaShifter
*/
public abstract void updateConditionalFormatting(FormulaShifter formulaShifter);
/**

26
src/java/org/apache/poi/ss/usermodel/helpers/ColumnShifter.java
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@ -22,7 +22,6 @@ import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.apache.poi.ss.formula.FormulaShifter;
import org.apache.poi.ss.usermodel.Sheet;
import org.apache.poi.ss.util.CellRangeAddress;
import org.apache.poi.util.Beta;
@ -50,8 +49,10 @@ public abstract class ColumnShifter extends BaseRowColShifter {
* @param endColumn the column to end shifting
* @param n the number of columns to shift
* @return an array of affected merged regions, doesn't contain deleted ones
* @since POI 4.0.0
*/
// Keep this code in sync with {@link RowShifter#shiftMergedRegions}
@Override
public List<CellRangeAddress> shiftMergedRegions(int startColumn, int endColumn, int n) {
List<CellRangeAddress> shiftedRegions = new ArrayList<>();
Set<Integer> removedIndices = new HashSet<>();
@ -118,27 +119,4 @@ public abstract class ColumnShifter extends BaseRowColShifter {
// if the merged-region and the overwritten area intersect, we need to remove it
return merged.intersects(overwrite);
}
/**
* Updated named ranges
*/
public abstract void updateNamedRanges(FormulaShifter formulaShifter);
/**
* Update formulas.
*/
public abstract void updateFormulas(FormulaShifter formulaShifter);
public abstract void updateConditionalFormatting(FormulaShifter formulaShifter);
/**
* Shift the Hyperlink anchors (not the hyperlink text, even if the hyperlink
* is of type LINK_DOCUMENT and refers to a cell that was shifted). Hyperlinks
* do not track the content they point to.
*
* @param formulaShifter the formula shifting policy
*/
public abstract void updateHyperlinks(FormulaShifter formulaShifter);
}

1
src/java/org/apache/poi/ss/usermodel/helpers/RowShifter.java
View File

@ -49,6 +49,7 @@ public abstract class RowShifter extends BaseRowColShifter {
* @return an array of affected merged regions, doesn't contain deleted ones
*/
// Keep this code in sync with {@link ColumnShifter#shiftMergedRegions}
@Override
public List<CellRangeAddress> shiftMergedRegions(int startRow, int endRow, int n) {
List<CellRangeAddress> shiftedRegions = new ArrayList<>();
Set<Integer> removedIndices = new HashSet<>();