Undo command that flips a selection of elements along a horizontal or vertical axis. More...

#include <Commands.h>

Inheritance diagram for FlipCommand:

Public Member Functions
	FlipCommand (const QList< GraphicElement * > &items, const int axis, Scene scene, QUndoCommand parent=nullptr)
	Constructs the flip command.
void	redo () override
	Applies the flip transformation.
void	undo () override
	Reverses the flip transformation (involution: flip twice = identity).

Additional Inherited Members
Protected Member Functions inherited from ElementsCommand
QList< GraphicElement * >	elements () const
	Returns the live element pointers for this command's targets, looked up by stored ID.
	ElementsCommand (const QList< GraphicElement * > &elements, Scene scene, QUndoCommand parent=nullptr)
Protected Attributes inherited from ElementsCommand
QList< int >	m_ids
Scene *	m_scene

Detailed Description

Undo command that flips a selection of elements along a horizontal or vertical axis.

Definition at line 384 of file Commands.h.

Constructor & Destructor Documentation

explicit

Constructs the flip command.

Parameters

items	Elements to flip.
axis	0 = horizontal flip (mirror left-right), 1 = vertical flip (mirror top-bottom).
scene	Target scene.
parent	Optional parent undo command.

Definition at line 897 of file Commands.cpp.

void FlipCommand::redo ( )

override

Applies the flip transformation.

Definition at line 935 of file Commands.cpp.

Referenced by undo().

void FlipCommand::undo ( )

override

Reverses the flip transformation (involution: flip twice = identity).

Definition at line 927 of file Commands.cpp.

References qCDebug, and redo().

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