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In an effort to reduce the size of dive.h and dive.c, break out the event related functions. Moreover event-names were handled by the profile-code, collect that also in the new source files. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
103 lines
2.9 KiB
C++
103 lines
2.9 KiB
C++
// SPDX-License-Identifier: GPL-2.0
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// Note: this header file is used by the undo-machinery and should not be included elsewhere.
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#ifndef COMMAND_EVENT_H
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#define COMMAND_EVENT_H
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#include "command_base.h"
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// We put everything in a namespace, so that we can shorten names without polluting the global namespace
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namespace Command {
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// Events are a strange thing: they contain there own description which means
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// that on changing the description a new object must be allocated. Moreover,
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// it means that these objects can't be collected in a table.
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// Therefore, the undo commands work on events as they do with dives: using
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// owning pointers. See comments in command_base.h
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class EventBase : public Base {
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protected:
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EventBase(struct dive *d, int dcNr);
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void undo() override;
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void redo() override;
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virtual void redoit() = 0;
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virtual void undoit() = 0;
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// Note: we store dive and the divecomputer-number instead of a pointer to the divecomputer.
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// Since one divecomputer is integrated into the dive structure, pointers to divecomputers
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// are probably not stable.
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struct dive *d;
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int dcNr;
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private:
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void updateDive();
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};
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class AddEventBase : public EventBase {
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public:
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AddEventBase(struct dive *d, int dcNr, struct event *ev); // Takes ownership of event!
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private:
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bool workToBeDone() override;
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void undoit() override;
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void redoit() override;
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OwningEventPtr eventToAdd; // for redo
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event *eventToRemove; // for undo
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};
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class AddEventBookmark : public AddEventBase {
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public:
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AddEventBookmark(struct dive *d, int dcNr, int seconds);
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};
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class AddEventDivemodeSwitch : public AddEventBase {
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public:
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AddEventDivemodeSwitch(struct dive *d, int dcNr, int seconds, int divemode);
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};
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class AddEventSetpointChange : public AddEventBase {
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public:
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AddEventSetpointChange(struct dive *d, int dcNr, int seconds, pressure_t pO2);
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};
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class RenameEvent : public EventBase {
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public:
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RenameEvent(struct dive *d, int dcNr, struct event *ev, const char *name);
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private:
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bool workToBeDone() override;
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void undoit() override;
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void redoit() override;
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OwningEventPtr eventToAdd; // for undo and redo
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event *eventToRemove; // for undo and redo
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};
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class RemoveEvent : public EventBase {
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public:
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RemoveEvent(struct dive *d, int dcNr, struct event *ev);
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private:
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bool workToBeDone() override;
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void undoit() override;
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void redoit() override;
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void post() const; // Called to fix up dives should a gas-change have happened.
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OwningEventPtr eventToAdd; // for undo
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event *eventToRemove; // for redo
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int cylinder; // affected cylinder (if removing gas switch). <0: not a gas switch.
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};
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class AddGasSwitch : public EventBase {
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public:
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AddGasSwitch(struct dive *d, int dcNr, int seconds, int tank);
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private:
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bool workToBeDone() override;
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void undoit() override;
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void redoit() override;
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std::vector<int> cylinders; // cylinders that are modified
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std::vector<OwningEventPtr> eventsToAdd;
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std::vector<event *> eventsToRemove;
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};
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} // namespace Command
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#endif // COMMAND_EVENT_H
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