Undo: implement ReplanDive command

Implement an undo command that overwrites the dive-computers and
cylinders of the current dive with a given dive. This will be used
when replanning a dive.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>

1 files changed, 22 insertions, 1 deletions

diff --git a/desktop-widgets/command_edit.h b/desktop-widgets/command_edit.h
index 0ba3d1a14..ebce0bf1b 100644
--- a/desktop-widgets/command_edit.h
+++ b/desktop-widgets/command_edit.h
@@ -254,7 +254,7 @@ struct PasteState {
 	void swap(dive_components what); // Exchange values here and in dive
 };
 
-class PasteDives  : public Base {
+class PasteDives : public Base {
 	dive_components what;
 	std::vector<PasteState> dives;
 	std::vector<OwningDiveSitePtr> ownedDiveSites;
@@ -267,6 +267,27 @@ private:
 	bool workToBeDone() override;
 };
 
+class ReplanDive : public Base {
+	dive *d;
+
+	// Exchange these data with current dive
+	timestamp_t when;
+	depth_t maxdepth, meandepth;
+	cylinder_t cylinders[MAX_CYLINDERS];
+	struct divecomputer dc;
+	char *notes;
+	pressure_t surface_pressure;
+	duration_t duration;
+	int salinity;
+public:
+	ReplanDive(dive *source); // Dive computer(s) and cylinders(s) of the source dive will be reset!
+	~ReplanDive();
+private:
+	void undo() override;
+	void redo() override;
+	bool workToBeDone() override;
+};
+
 } // namespace Command
 
 #endif