EllipseCommand Class Reference

Ellipse command class. More...

#include <Commands.h>

Inheritance diagram for EllipseCommand:

Collaboration diagram for EllipseCommand:

Public Member Functions
	EllipseCommand (Editor *editor, const QPointF &from, const QPointF &to)
virtual	~EllipseCommand ()
virtual void	undo ()
virtual void	redo ()

Private Attributes
Editor *	m_editor
QPointF	m_from
QPointF	m_to
QPainterPath	m_path

Detailed Description

Ellipse command class.

Implement an ellipse operation on the QPainterPath for the current symbol. The current sub path is closed and the ellipse is added as a new sub path as a series of cubic to operations.

The original path is stored for a possible undo.

Definition at line 141 of file Commands.h.

Constructor & Destructor Documentation

EllipseCommand::EllipseCommand	(	Editor *	editor,
		const QPointF &	from,
		const QPointF &	to
	)

Constructor

Parameters

editor	a pointer to the Editor
from	a const reference to a QPointF representing the first corner
to	a const reference to a QPointF representing the second corner

Definition at line 242 of file Commands.cpp.

EllipseCommand::~EllipseCommand ( )

virtual

Destructor

Definition at line 254 of file Commands.cpp.

Member Function Documentation

void EllipseCommand::redo ( )

virtual

Redo the ellipse command. Call the Editor addEllipse function with the two points returning the QPainterPath existing before the addEllipse which is saved for undo.

Definition at line 272 of file Commands.cpp.

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void EllipseCommand::undo ( )

virtual

Undo the ellipse command. Restore the path saved during redo.

Definition at line 262 of file Commands.cpp.

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Member Data Documentation

Editor* EllipseCommand::m_editor

private

pointer to the editor

Definition at line 151 of file Commands.h.

QPointF EllipseCommand::m_from

private

first corner

Definition at line 152 of file Commands.h.

QPainterPath EllipseCommand::m_path

private

original path to be restored on undo

Definition at line 154 of file Commands.h.

QPointF EllipseCommand::m_to

private

second corner

Definition at line 153 of file Commands.h.

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

• Commands.h
• Commands.cpp