FlipLinkCommand Class Reference

Reverses a link's direction — upstream node becomes downstream. More...

#include <mapundostack.h>

Inheritance diagram for FlipLinkCommand:

Collaboration diagram for FlipLinkCommand:

Public Member Functions
	FlipLinkCommand (SWMMModelLayer *layer, int linkIdx, MapCanvas *canvas, QUndoCommand *parent=nullptr)
void	undo () override
void	redo () override
int	id () const override
Public Member Functions inherited from MapCommand
	MapCommand (const QString &text, MapCanvas *canvas, QUndoCommand *parent=nullptr)
	Constructs a map command with a human-readable text.
MapCanvas *	canvas () const

Additional Inherited Members
Protected Attributes inherited from MapCommand
MapCanvas *	m_canvas

Detailed Description

Reverses a link's direction — upstream node becomes downstream.

Delegates to SWMMModelLayer::applyLinkFlip(), which is self-inverse, so redo() and undo() are the same call and no before/after snapshot is needed.

Constructor & Destructor Documentation

FlipLinkCommand()

FlipLinkCommand::FlipLinkCommand	(	SWMMModelLayer *	layer,
		int	linkIdx,
		MapCanvas *	canvas,
		QUndoCommand *	parent = nullptr
	)

Member Function Documentation

id()

int FlipLinkCommand::id ( ) const

inlineoverride

redo()

void FlipLinkCommand::redo ( )

override

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undo()

void FlipLinkCommand::undo ( )

override

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The documentation for this class was generated from the following files:

• /home/runner/work/openswmm.gui/openswmm.gui/include/map/mapundostack.h
• /home/runner/work/openswmm.gui/openswmm.gui/src/map/mapundostack.cpp