DiagramEventAddShape Class Reference

The DiagramEventAddShape class This event manage the creation of a shape. More...

#include <diagrameventaddshape.h>

Public Member Functions
	DiagramEventAddShape (Diagram *diagram, QetShapeItem::ShapeType shape_type)
	DiagramEventAddShape::DiagramEventAddShape Default constructor. More...
	~DiagramEventAddShape () override
	DiagramEventAddShape::~DiagramEventAddShape. More...
void	mousePressEvent (QGraphicsSceneMouseEvent *event) override
	DiagramEventAddShape::mousePressEvent Action when mouse is pressed. More...
void	mouseMoveEvent (QGraphicsSceneMouseEvent *event) override
	DiagramEventAddShape::mouseMoveEvent Action when mouse move. More...
void	mouseReleaseEvent (QGraphicsSceneMouseEvent *event) override
	DiagramEventAddShape::mouseReleaseEvent Action when mouse button is released. More...
void	mouseDoubleClickEvent (QGraphicsSceneMouseEvent *event) override
	DiagramEventAddShape::mouseDoubleClickEvent Action when mouse button is double clicked. More...
void	init () override
Public Member Functions inherited from DiagramEventInterface
	DiagramEventInterface (Diagram *diagram)
	~DiagramEventInterface () override=0
virtual void	wheelEvent (QGraphicsSceneWheelEvent *event)
virtual void	keyPressEvent (QKeyEvent *event)
	DiagramEventInterface::keyPressEvent By default, press escape key abort the curent action. More...
virtual void	keyReleaseEvent (QKeyEvent *event)
virtual bool	isRunning () const

Protected Attributes
QetShapeItem::ShapeType	m_shape_type
QetShapeItem *	m_shape_item
QGraphicsLineItem *	m_help_horiz
QGraphicsLineItem *	m_help_verti
Protected Attributes inherited from DiagramEventInterface
Diagram *	m_diagram
bool	m_running
bool	m_abort

Private Member Functions
void	updateHelpCross (const QPointF &p)
	DiagramEventAddShape::updateHelpCross Create and update the position of the cross to help user for draw new shape. More...

Additional Inherited Members
Signals inherited from DiagramEventInterface
void	finish ()

Detailed Description

The DiagramEventAddShape class This event manage the creation of a shape.

Definition at line 28 of file diagrameventaddshape.h.

Constructor & Destructor Documentation

DiagramEventAddShape()

DiagramEventAddShape::DiagramEventAddShape	(	Diagram *	diagram,
		QetShapeItem::ShapeType	shape_type
	)

DiagramEventAddShape::DiagramEventAddShape Default constructor.

Parameters

diagram	: the diagram where this event must operate
shape_type	: the type of shape to draw

Definition at line 28 of file diagrameventaddshape.cpp.

References init(), and DiagramEventInterface::m_running.

~DiagramEventAddShape()

DiagramEventAddShape::~DiagramEventAddShape ( )

override

DiagramEventAddShape::~DiagramEventAddShape.

Definition at line 42 of file diagrameventaddshape.cpp.

References DiagramEventInterface::m_abort, DiagramEventInterface::m_diagram, m_help_horiz, m_help_verti, DiagramEventInterface::m_running, m_shape_item, and Diagram::removeItem().

Member Function Documentation

init()

void DiagramEventAddShape::init ( )

overridevirtual

Reimplemented from DiagramEventInterface.

Definition at line 200 of file diagrameventaddshape.cpp.

References DiagramEventInterface::m_diagram.

Referenced by DiagramEventAddShape().

mouseDoubleClickEvent()

void DiagramEventAddShape::mouseDoubleClickEvent ( QGraphicsSceneMouseEvent *  event )

overridevirtual

DiagramEventAddShape::mouseDoubleClickEvent Action when mouse button is double clicked.

Parameters

event

: event of mouse double click

Reimplemented from DiagramEventInterface.

Definition at line 177 of file diagrameventaddshape.cpp.

References DiagramEventInterface::m_diagram, m_shape_item, m_shape_type, QetShapeItem::Polygon, QetShapeItem::polygon, QetShapeItem::removePoints(), QetShapeItem::setClosed(), and Diagram::undoStack().

mouseMoveEvent()

void DiagramEventAddShape::mouseMoveEvent ( QGraphicsSceneMouseEvent *  event )

overridevirtual

DiagramEventAddShape::mouseMoveEvent Action when mouse move.

Parameters

event

: event of mouse move

Reimplemented from DiagramEventInterface.

Definition at line 114 of file diagrameventaddshape.cpp.

References m_shape_item, QetShapeItem::setP2(), Diagram::snapToGrid(), and updateHelpCross().

mousePressEvent()

void DiagramEventAddShape::mousePressEvent ( QGraphicsSceneMouseEvent *  event )

overridevirtual

DiagramEventAddShape::mousePressEvent Action when mouse is pressed.

Parameters

event

: event of mouse press

Reimplemented from DiagramEventInterface.

Definition at line 61 of file diagrameventaddshape.cpp.

References Diagram::addItem(), QetShapeItem::Ellipse, Diagram::isReadOnly(), DiagramEventInterface::m_diagram, m_shape_item, m_shape_type, QetShapeItem::Polygon, QetShapeItem::rect, QetShapeItem::Rectangle, QetShapeItem::setNextPoint(), QetShapeItem::setP2(), QetShapeItem::setRect(), QetShapeItem::shapeType(), Diagram::snapToGrid(), and Diagram::undoStack().

mouseReleaseEvent()

void DiagramEventAddShape::mouseReleaseEvent ( QGraphicsSceneMouseEvent *  event )

overridevirtual

DiagramEventAddShape::mouseReleaseEvent Action when mouse button is released.

Parameters

event

: event of mouse release

Reimplemented from DiagramEventInterface.

Definition at line 135 of file diagrameventaddshape.cpp.

References DiagramEventInterface::finish(), DiagramEventInterface::m_diagram, DiagramEventInterface::m_running, m_shape_item, m_shape_type, QetShapeItem::pointsCount(), QetShapeItem::Polygon, Diagram::removeItem(), QetShapeItem::removePoints(), QetShapeItem::setP2(), and Diagram::snapToGrid().

updateHelpCross()

void DiagramEventAddShape::updateHelpCross ( const QPointF &  p )

private

DiagramEventAddShape::updateHelpCross Create and update the position of the cross to help user for draw new shape.

Parameters

p	: the center of the cross

Definition at line 211 of file diagrameventaddshape.cpp.

References Diagram::addItem(), Diagram::background_color, Diagram::border_and_titleblock, BorderTitleBlock::insideBorderRect(), DiagramEventInterface::m_diagram, m_help_horiz, m_help_verti, and Diagram::snapToGrid().

Referenced by mouseMoveEvent().

Member Data Documentation

m_help_horiz

QGraphicsLineItem* DiagramEventAddShape::m_help_horiz

protected

Definition at line 48 of file diagrameventaddshape.h.

Referenced by updateHelpCross(), and ~DiagramEventAddShape().

m_help_verti

QGraphicsLineItem * DiagramEventAddShape::m_help_verti

protected

Definition at line 48 of file diagrameventaddshape.h.

Referenced by updateHelpCross(), and ~DiagramEventAddShape().

m_shape_item

QetShapeItem* DiagramEventAddShape::m_shape_item

protected

Definition at line 47 of file diagrameventaddshape.h.

Referenced by mouseDoubleClickEvent(), mouseMoveEvent(), mousePressEvent(), mouseReleaseEvent(), and ~DiagramEventAddShape().

m_shape_type

QetShapeItem::ShapeType DiagramEventAddShape::m_shape_type

protected

Definition at line 46 of file diagrameventaddshape.h.

Referenced by mouseDoubleClickEvent(), mousePressEvent(), and mouseReleaseEvent().

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

• diagrameventaddshape.h
• diagrameventaddshape.cpp