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Clear all chart's properties as if newly created 

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1872363 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Alain Béarez 2020-01-05 23:54:12 +00:00
parent 21393fd083
commit 3c4d5b9c2b
1 changed files with 87 additions and 0 deletions
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87
src/ooxml/java/org/apache/poi/xddf/usermodel/chart/XDDFChart.java
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@ -188,6 +188,21 @@ public abstract class XDDFChart extends POIXMLDocumentPart implements TextContai
return chart.getPlotArea();
}
/**
* Clear all properties, as if a new instance had just been created.
* @since POI 4.1.2
*/
public void clear() {
axes.clear();
seriesCount = 0;
if (workbook != null) {
workbook.removeSheetAt(0);
workbook.createSheet();
}
chart.set(CTChart.Factory.newInstance());
chart.addNewPlotArea();
}
/**
* @return true if only visible cells will be present on the chart, false
* otherwise
@ -477,6 +492,78 @@ public abstract class XDDFChart extends POIXMLDocumentPart implements TextContai
return series;
}
/**
* Clear all chart series, as if a new instance had just been created.
* @since POI 4.1.2
*/
public void clearChartSeries() {
CTPlotArea plotArea = getCTPlotArea();
for (int i = plotArea.sizeOfAreaChartArray(); i > 0; i--) {
plotArea.removeAreaChart(i - 1);
}
for (int i = plotArea.sizeOfArea3DChartArray(); i > 0; i--) {
plotArea.removeArea3DChart(i - 1);
}
for (int i = plotArea.sizeOfBarChartArray(); i > 0; i--) {
plotArea.removeBarChart(i - 1);
}
for (int i = plotArea.sizeOfBar3DChartArray(); i > 0; i--) {
plotArea.removeBar3DChart(i - 1);
}
for (int i = plotArea.sizeOfBubbleChartArray(); i > 0; i--) {
plotArea.removeBubbleChart(i - 1);
}
for (int i = plotArea.sizeOfDoughnutChartArray(); i > 0; i--) {
plotArea.removeDoughnutChart(i - 1);
}
for (int i = plotArea.sizeOfLineChartArray(); i > 0; i--) {
plotArea.removeLineChart(i - 1);
}
for (int i = plotArea.sizeOfLine3DChartArray(); i > 0; i--) {
plotArea.removeLine3DChart(i - 1);
}
for (int i = plotArea.sizeOfOfPieChartArray(); i > 0; i--) {
plotArea.removeOfPieChart(i - 1);
}
for (int i = plotArea.sizeOfPieChartArray(); i > 0; i--) {
plotArea.removePieChart(i - 1);
}
for (int i = plotArea.sizeOfPie3DChartArray(); i > 0; i--) {
plotArea.removePie3DChart(i - 1);
}
for (int i = plotArea.sizeOfRadarChartArray(); i > 0; i--) {
plotArea.removeRadarChart(i - 1);
}
for (int i = plotArea.sizeOfScatterChartArray(); i > 0; i--) {
plotArea.removeScatterChart(i - 1);
}
for (int i = plotArea.sizeOfStockChartArray(); i > 0; i--) {
plotArea.removeStockChart(i - 1);
}
for (int i = plotArea.sizeOfSurfaceChartArray(); i > 0; i--) {
plotArea.removeSurfaceChart(i - 1);
}
for (int i = plotArea.sizeOfSurface3DChartArray(); i > 0; i--) {
plotArea.removeSurface3DChart(i - 1);
}
}
private Map<Long, XDDFChartAxis> getCategoryAxes() {
CTPlotArea plotArea = getCTPlotArea();
int sizeOfArray = plotArea.sizeOfCatAxArray();