adopt for Qt6

libs/graphic3d/scatter3d.h

@@ -25,18 +25,27 @@
 #include <QAbstract3DSeries>
 #include <QWidget>
 
+#if QT_VERSION_MAJOR == 5
 namespace QtDataVisualization {
+#endif
 class Q3DScatter;
 class QScatterDataProxy;
 class QScatter3DSeries;
 class QScatterDataItem;
+#if QT_VERSION_MAJOR == 5
 } // namespace QtDataVisualization
+#endif
 
 class QAD_GRAPHIC3D_EXPORT Scatter3D: public QWidget {
 	Q_OBJECT
 
+#if QT_VERSION_MAJOR == 6
+	using Mesh      = QAbstract3DSeries::Mesh;
+	using DataArray = QVector<QScatterDataItem>;
+#else
 	using Mesh      = QtDataVisualization::QAbstract3DSeries::Mesh;
 	using DataArray = QVector<QtDataVisualization::QScatterDataItem>;
+#endif
 
 	Q_PROPERTY(int currentGraphic READ currentGraphic WRITE setCurrentGraphic)
 	Q_PROPERTY(int graphicsCount READ graphicsCount WRITE setGraphicsCount)
@@ -86,12 +95,17 @@ public slots:
 
 private:
 	struct Scatter3DGraphic {
+#if QT_VERSION_MAJOR == 5
 		QtDataVisualization::QScatter3DSeries * series;
 		QtDataVisualization::QScatterDataProxy * data;
+#else
+		QScatter3DSeries * series;
+		QScatterDataProxy * data;
+#endif
 	};
 
 	QWidget * container;
-	QtDataVisualization::Q3DScatter * canvas;
+	Q3DScatter * canvas;
 	QVector<Scatter3DGraphic> graphics;
 
 	int curGraphic;