RotateCommand Class Reference

Undo command that rotates a list of elements by a fixed angle. More...

#include <Commands.h>

Inheritance diagram for RotateCommand:

Public Member Functions
void	redo () override
	Applies the rotation.
	RotateCommand (const QList< GraphicElement * > &items, const int angle, Scene *scene, QUndoCommand *parent=nullptr)
	Constructs the command.
void	undo () override
	Reverses the rotation.

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 rotates a list of elements by a fixed angle.

Definition at line 128 of file Commands.h.

Constructor & Destructor Documentation

RotateCommand()

RotateCommand::RotateCommand ( const QList< GraphicElement * > & items, const int angle, Scene * scene, QUndoCommand * parent = nullptr )

explicit

Constructs the command.

Parameters

items	Elements to rotate.
angle	Clockwise rotation in degrees (e.g. 90 or -90).
scene	Target scene.
parent	Optional parent undo command.

Definition at line 330 of file Commands.cpp.

References ElementsCommand::ElementsCommand().

Member Function Documentation

redo()

void RotateCommand::redo ( )

override

Applies the rotation.

Definition at line 359 of file Commands.cpp.

References ElementsCommand::elements(), and ElementsCommand::m_scene.

undo()

void RotateCommand::undo ( )

override

Reverses the rotation.

Definition at line 344 of file Commands.cpp.

References ElementsCommand::elements(), and ElementsCommand::m_scene.

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

• Commands.h
• Commands.cpp