Merge pull request 'adds the possibility to control the legend per su…

…btype in the combo chart. If the legend is active in the combo chart, but the parameter showLegend is false in one of the subcharts, then the series objects of this subchart are excluded from the legend' (gitbrent#1) from feature-combochart-hide-legend-from-subtype into master

Reviewed-on: http://gitea.mla.local/mla-libraries/PptxGenJS/pulls/1

src/gen-charts.ts

@@ -725,6 +725,19 @@ export function makeXmlCharts (rel: ISlideRelChart): string {
 				strXml += '  </a:p>'
 				strXml += '</c:txPr>'
 			}
+			if (Array.isArray(rel.opts._type)) {
+				rel.opts._type.forEach(type => {
+					const showLegend = type.options.showLegend
+					if (!showLegend) {
+						type.data.forEach(obj => {
+							strXml += '    <c:legendEntry>'
+							strXml += `        <c:idx val="${obj._dataIndex}"/>`
+							strXml += '        <c:delete val="1"/>'
+							strXml += '    </c:legendEntry>'
+						})
+					}
+				})
+			}
 			strXml += '</c:legend>'
 		}
 	}