UndoCommand
UndoCommand Class Referenceabstract
#include <undocommand.h>
Inheritance diagram for UndoCommand:
Public Member Functions | |
virtual QImage | redo (QImage image)=0 |
virtual QImage | undo (QImage image)=0 |
Detailed Description
A class implementing the command pattern.
This is used to implemented various filters.
Definition at line 14 of file undocommand.h.
Constructor & Destructor Documentation
◆ ~UndoCommand()
|
pure virtual |
Definition at line 9 of file undocommand.cpp.
Member Function Documentation
◆ redo()
Applies the change to the document.
Implemented in CropCommand, MirrorCommand, ResizeCommand, and RotateCommand.
◆ undo()
Revert a change to the document.
Implemented in CropCommand, MirrorCommand, ResizeCommand, and RotateCommand.
The documentation for this class was generated from the following files:
This file is part of the KDE documentation.
Documentation copyright © 1996-2024 The KDE developers.
Generated on Fri Dec 20 2024 11:50:40 by doxygen 1.12.0 written by Dimitri van Heesch, © 1997-2006
Documentation copyright © 1996-2024 The KDE developers.
Generated on Fri Dec 20 2024 11:50:40 by doxygen 1.12.0 written by Dimitri van Heesch, © 1997-2006
KDE's Doxygen guidelines are available online.