1 files changed, 58 insertions, 0 deletions
diff --git a/qt-models/divesummarymodel.h b/qt-models/divesummarymodel.h
new file mode 100644
index 000000000..13d37ba17
--- /dev/null
+++ b/qt-models/divesummarymodel.h
@@ -0,0 +1,58 @@
+// SPDX-License-Identifier: GPL-2.0
+#ifndef DIVESUMMARYMODEL_H
+#define DIVESUMMARYMODEL_H
+
+#include <QAbstractTableModel>
+#include <vector>
+
+class DiveSummaryModel : public QAbstractTableModel {
+	Q_OBJECT
+public:
+	enum Row {
+		DIVES,
+		DIVES_EAN,
+		DIVES_DEEP,
+		PLANS,
+		TIME,
+		TIME_MAX,
+		TIME_AVG,
+		DEPTH_MAX,
+		DEPTH_AVG,
+		SAC_MIN,
+		SAC_MAX,
+		SAC_AVG,
+		NUM_ROW
+	};
+
+	// Roles for QML. Amazingly it appears that QML before Qt 5.12 *cannot*
+	// display run-of-the-mill tabular data.
+	// Therefore we transform a fixed number of columns, including the header
+	// into roles that can be displayed by QML. The mind boggles.
+	enum QMLRoles {
+		HEADER_ROLE = Qt::UserRole + 1,
+		COLUMN0_ROLE,
+		COLUMN1_ROLE,
+	};
+
+	struct Result {
+		QString dives, divesEAN, divesDeep, plans;
+		QString time, time_max, time_avg;
+		QString depth_max, depth_avg;
+		QString sac_min, sac_max, sac_avg;
+	};
+
+	Q_INVOKABLE void setNumData(int num);
+	Q_INVOKABLE void calc(int column, int period);
+private:
+	int rowCount(const QModelIndex &parent) const override;
+	int columnCount(const QModelIndex &parent) const override;
+	QVariant data(const QModelIndex &index, int role) const override;
+	QHash<int, QByteArray> roleNames() const override;
+	QVariant headerData(int section, Qt::Orientation orientation, int role) const override;
+
+	QVariant dataDisplay(int row, int col) const;
+
+	std::vector<Result> results;
+};
+
+#endif