Class that represents the grouping of objects of type QGraphicsItem, MVC components. Its coordinate system is the same of scene (millimeters). He is also the son of ItemObserver and ObjectItem, so it can become observer of a model (Observable). More...

#include <ItemGroup.h>

Inheritance diagram for te::layout::ItemGroup:

Public Member Functions
virtual void	addToGroup (QGraphicsItem *item)

virtual void	changeZoomFactor (double currentZoomFactor)
	It is called immediately by the Scene when the zoom factor is changed in the Context. More...

virtual bool	contains (const QPointF &point) const

virtual ItemController *	getController ()
	Returns the "Controller" part of the MVC. More...

virtual Observable *	getModel ()
	Returns the "Model" part of the MVC. More...

virtual std::string	getNameClass ()
	Method that returns the class name. More...

virtual te::gm::Coord2D	getPosition ()
	Method that returns the position llx, lly Reimplement this function in a ItemObserver subclass to provide the item's getPosition implementation. More...

virtual te::color::RGBAColor **	getRGBAColorImage (int &w, int &h)
	Returns a image of the graphic component. Reimplement this function in a ItemObserver subclass to provide the item's getImage implementation. More...

virtual bool	isCanChangeGraphicOrder ()
	Returns whether the graphic component to be or not send to back or bring to front. More...

virtual bool	isInvertedMatrix ()
	Returns whether the graph component has the inverted matrix, otherwise the matrix scene. More...

virtual bool	isPrintable ()
	Returns whether the graphic component is printable. More...

	ItemGroup (ItemController controller, Observable o)

virtual void	paint (QPainter painter, const QStyleOptionGraphicsItem option, QWidget *widget=0)

virtual void	recalculateBoundingRect ()
	The default implementation does nothing. More...

virtual void	redraw (bool bRefresh=true)
	Redraws the graphic component. More...

virtual void	refresh (bool pos=true)
	Updated model state. More...

virtual void	setCanChangeGraphicOrder (bool canChange)
	Change the state of the graphic component to be or not send to back or bring to front. More...

void	setPixmap (const QPixmap &pixmap)

virtual void	setPrintable (bool print)
	Modifies the state of the graphic component to be or not printable. More...

void	setZValue (qreal z)

virtual void	updateObserver (ContextItem context)
	Reimplemented from Observer. More...

virtual	~ItemGroup ()

Protected Member Functions
virtual void	applyRotation ()
	Rotates the graphic component. Reimplement this function in a ItemObserver subclass to provide the item's applyImage implementation. More...

void	drawBackground (QPainter *painter)

void	drawSelection (QPainter *painter)

virtual int	getZValueItem ()
	Return the Z value. Reimplement this function in a ItemObserver subclass to provide the item's getZValueItem implementation. More...

virtual void	mouseMoveEvent (QGraphicsSceneMouseEvent *event)

virtual void	mousePressEvent (QGraphicsSceneMouseEvent *event)

virtual void	mouseReleaseEvent (QGraphicsSceneMouseEvent *event)

virtual void	setPosition (const double &x, const double &y)

virtual void	setZValueItem (int z)
	The Z value decides the stacking order of drawing. More...

Protected Attributes
bool	m_canChangeGraphicOrder
	Define if item can send to back or bring to front. More...

te::layout::ItemController *	m_controller
	"Controller" part of MVC component. More...

bool	m_invertedMatrix
	true if inverted, false otherwise the matrix scene More...

te::layout::Observable *	m_model
	"Model" part of MVC component. More...

std::string	m_nameClass
	Class name. More...

QPixmap	m_pixmap

bool	m_printable
	State of the graphic component to be or not printable. More...

Detailed Description

Class that represents the grouping of objects of type QGraphicsItem, MVC components. Its coordinate system is the same of scene (millimeters). He is also the son of ItemObserver and ObjectItem, so it can become observer of a model (Observable).

See also: te::layout::ItemObserver

Definition at line 63 of file ItemGroup.h.

Constructor & Destructor Documentation

te::layout::ItemGroup::ItemGroup	(	ItemController *	controller,
		Observable *	o
	)

Definition at line 44 of file ItemGroup.cpp.

References te::common::Singleton< Context >::getInstance(), and te::layout::ItemObserver::m_nameClass.

te::layout::ItemGroup::~ItemGroup ( )

virtual

Definition at line 61 of file ItemGroup.cpp.

Member Function Documentation

void te::layout::ItemGroup::addToGroup ( QGraphicsItem * item )

virtual

Definition at line 125 of file ItemGroup.cpp.

References te::layout::ItemModelObservable::setBox().

Referenced by te::layout::Scene::createItemGroup(), and te::layout::Scene::createMovingItemGroup().

void te::layout::ItemGroup::applyRotation ( )

protectedvirtual

Rotates the graphic component. Reimplement this function in a ItemObserver subclass to provide the item's applyImage implementation.

Implements te::layout::ItemObserver.

Definition at line 249 of file ItemGroup.cpp.

References te::layout::ItemModelObservable::getAngle(), and te::layout::ItemModelObservable::getOldAngle().

void te::layout::ItemObserver::changeZoomFactor ( double currentZoomFactor )

virtualinherited

It is called immediately by the Scene when the zoom factor is changed in the Context.

Parameters

currentZoomFactor current zoom factor of the layout module

Reimplemented in te::layout::MapItem.

Definition at line 134 of file ItemObserver.cpp.

Referenced by te::layout::Scene::onChangeZoomFactor().

bool te::layout::ItemGroup::contains ( const QPointF & point ) const

virtual

Definition at line 232 of file ItemGroup.cpp.

void te::layout::ItemGroup::drawBackground ( QPainter * painter )

protected

Definition at line 198 of file ItemGroup.cpp.

References te::layout::ItemModelObservable::getBox(), te::gm::Envelope::getHeight(), and te::gm::Envelope::getWidth().

void te::layout::ItemGroup::drawSelection ( QPainter * painter )

protected

Definition at line 210 of file ItemGroup.cpp.

References te::map::DashLine, and te::map::SolidLine.

te::layout::ItemController * te::layout::ItemObserver::getController ( )

virtualinherited

Returns the "Controller" part of the MVC.

Returns: controller

Definition at line 99 of file ItemObserver.cpp.

te::layout::Observable * te::layout::ItemObserver::getModel ( )

virtualinherited

Returns the "Model" part of the MVC.

Returns: model

Definition at line 104 of file ItemObserver.cpp.

Referenced by te::layout::BuildGraphicsItem::addChild(), te::layout::ItemModelObservable::addChildren(), te::layout::VisitorUtils::changeMapVisitable(), te::layout::PropertiesOutside::changeMapVisitable(), te::layout::MenuBuilder::changePropertyValue(), te::layout::ChangePropertyCommand::checkItem(), te::layout::ItemUtils::countType(), te::layout::AddCommand::createCommandString(), te::layout::MoveCommand::createCommandString(), te::layout::ChangePropertyCommand::createCommandString(), te::layout::ItemUtils::createLegendChildAsObject(), te::layout::ObjectInspectorOutside::createProperty(), te::layout::ItemUtils::createTextItemFromObject(), te::layout::ItemUtils::createTextMapAsObject(), te::layout::Scene::deleteItems(), te::layout::PropertiesUtils::equalsHashCode(), te::layout::Scene::exportItemsToImage(), te::layout::PropertiesUtils::getAllProperties(), te::layout::Scene::getItemsProperties(), te::layout::ItemUtils::getMapItem(), te::layout::PropertiesOutside::getMapModel(), te::layout::ObjectInspectorOutside::hasMoveItemGroup(), te::layout::PropertiesUtils::intersection(), te::layout::GridMapItem::itemChange(), te::layout::ParentItem< T >::itemChange(), te::layout::ObjectInspectorOutside::itemsInspector(), te::layout::ItemUtils::mapNameList(), te::layout::ItemUtils::maxTypeId(), te::layout::View::mousePressEvent(), te::layout::Scene::removeSelectedItems(), te::layout::PropertiesUtils::sameProperties(), te::layout::Scene::selectItem(), te::layout::ObjectInspectorOutside::selectItems(), te::layout::PropertiesOutside::sendPropertyToSelectedItem(), and te::layout::PropertiesOutside::sendPropertyToSelectedItems().

std::string te::layout::ItemObserver::getNameClass ( )

virtualinherited

Method that returns the class name.

Returns: class name

Definition at line 124 of file ItemObserver.cpp.

Referenced by te::layout::ObjectInspectorOutside::createProperty().

te::gm::Coord2D te::layout::ItemGroup::getPosition ( )

virtual

Method that returns the position llx, lly Reimplement this function in a ItemObserver subclass to provide the item's getPosition implementation.

Returns: coordinate

Implements te::layout::ItemObserver.

Definition at line 112 of file ItemGroup.cpp.

References te::gm::Coord2D::x, and te::gm::Coord2D::y.

te::color::RGBAColor ** te::layout::ItemGroup::getRGBAColorImage	(	int &	w,
		int &	h
	)

virtual

Returns a image of the graphic component. Reimplement this function in a ItemObserver subclass to provide the item's getImage implementation.

Parameters

image	width
image	height

Returns: image

Implements te::layout::ItemObserver.

Definition at line 271 of file ItemGroup.cpp.

References te::qt::widgets::GetImage().

int te::layout::ItemGroup::getZValueItem ( )

protectedvirtual

Return the Z value. Reimplement this function in a ItemObserver subclass to provide the item's getZValueItem implementation.

Returns: Z value

Implements te::layout::ItemObserver.

Definition at line 244 of file ItemGroup.cpp.

bool te::layout::ItemObserver::isCanChangeGraphicOrder ( )

virtualinherited

Returns whether the graphic component to be or not send to back or bring to front.

Returns: true if send to back or bring to front, false otherwise

Definition at line 119 of file ItemObserver.cpp.

Referenced by te::layout::AlignItems::bringToFront(), te::layout::Scene::createItem(), and te::layout::AlignItems::sendToBack().

bool te::layout::ItemObserver::isInvertedMatrix ( )

virtualinherited

Returns whether the graph component has the inverted matrix, otherwise the matrix scene.

Returns: true if inverted, false otherwise

Definition at line 129 of file ItemObserver.cpp.

Referenced by te::layout::Scene::insertItem(), and te::layout::View::mousePressEvent().

bool te::layout::ItemObserver::isPrintable ( )

virtualinherited

Returns whether the graphic component is printable.

Returns: true if printable, false otherwise

Definition at line 94 of file ItemObserver.cpp.

Referenced by te::layout::Scene::getItemsProperties(), and te::layout::Scene::redrawItems().

void te::layout::ItemGroup::mouseMoveEvent ( QGraphicsSceneMouseEvent * event )

protectedvirtual

Definition at line 136 of file ItemGroup.cpp.

void te::layout::ItemGroup::mousePressEvent ( QGraphicsSceneMouseEvent * event )

protectedvirtual

Definition at line 141 of file ItemGroup.cpp.

void te::layout::ItemGroup::mouseReleaseEvent ( QGraphicsSceneMouseEvent * event )

protectedvirtual

Definition at line 158 of file ItemGroup.cpp.

void te::layout::ItemGroup::paint	(	QPainter *	painter,
		const QStyleOptionGraphicsItem *	option,
		QWidget *	widget = `0`
	)

virtual

Reimplemented in te::layout::MovingItemGroup.

Definition at line 168 of file ItemGroup.cpp.

References te::layout::ItemModelObservable::getBox(), te::gm::Envelope::getHeight(), and te::gm::Envelope::getWidth().

void te::layout::ItemObserver::recalculateBoundingRect ( )

virtualinherited

The default implementation does nothing.

Reimplemented in te::layout::MapItem, and te::layout::GridMapItem.

Definition at line 139 of file ItemObserver.cpp.

void te::layout::ItemObserver::redraw ( bool bRefresh = true )

virtualinherited

Redraws the graphic component.

Definition at line 54 of file ItemObserver.cpp.

References te::layout::ContextItem::setChangePos(), and te::layout::ContextItem::setPos().

Referenced by te::layout::BuildGraphicsItem::afterBuild(), te::layout::MenuBuilder::changePropertyValue(), te::layout::ChangePropertyCommand::checkItem(), te::layout::View::createItemGroup(), te::layout::ItemUtils::createLegendChildAsObject(), te::layout::VisualizationArea::createPaper(), te::layout::Scene::redrawItems(), te::layout::Scene::redrawSelectionMap(), te::layout::PropertiesOutside::sendPropertyToSelectedItem(), and te::layout::PropertiesOutside::sendPropertyToSelectedItems().

void te::layout::ItemObserver::refresh ( bool pos = true )

virtualinherited

Updated model state.

Parameters

true	if refresh the current position, false otherwise

Definition at line 78 of file ItemObserver.cpp.

References te::gm::Coord2D::x, and te::gm::Coord2D::y.

Referenced by te::layout::ItemController::contains(), te::layout::Scene::insertItem(), and te::layout::Scene::updateSelectedItemsPositions().

void te::layout::ItemObserver::setCanChangeGraphicOrder ( bool canChange )

virtualinherited

Change the state of the graphic component to be or not send to back or bring to front.

Parameters

canChange true if send to back or bring to front, false otherwise

Definition at line 114 of file ItemObserver.cpp.

void te::layout::ItemGroup::setPixmap ( const QPixmap & pixmap )

Definition at line 163 of file ItemGroup.cpp.

void te::layout::ItemGroup::setPosition	(	const double &	x,
		const double &	y
	)

protectedvirtual

Definition at line 107 of file ItemGroup.cpp.

void te::layout::ItemObserver::setPrintable ( bool print )

virtualinherited

Modifies the state of the graphic component to be or not printable.

Parameters

print true if printable, false otherwise

Definition at line 89 of file ItemObserver.cpp.

void te::layout::ItemGroup::setZValue ( qreal z )

Definition at line 238 of file ItemGroup.cpp.

void te::layout::ItemObserver::setZValueItem ( int z )

protectedvirtualinherited

The Z value decides the stacking order of drawing.

Parameters

drawing order

Definition at line 109 of file ItemObserver.cpp.

void te::layout::ItemGroup::updateObserver ( ContextItem context )

virtual

Reimplemented from Observer.

Implements te::layout::ItemObserver.

Definition at line 66 of file ItemGroup.cpp.

References te::common::Free(), te::gm::Envelope::getHeight(), te::qt::widgets::GetImage(), te::layout::ContextItem::getPixmap(), te::layout::ContextItem::getUtils(), te::gm::Envelope::getWidth(), te::gm::Envelope::isValid(), and te::layout::Utils::viewportBox().

Member Data Documentation

bool te::layout::ItemObserver::m_canChangeGraphicOrder

protectedinherited

Define if item can send to back or bring to front.

Definition at line 200 of file ItemObserver.h.

Referenced by te::layout::PaperItem::PaperItem().

te::layout::ItemController* te::layout::ItemObserver::m_controller

protectedinherited

"Controller" part of MVC component.

Definition at line 197 of file ItemObserver.h.

bool te::layout::ItemObserver::m_invertedMatrix

protectedinherited

true if inverted, false otherwise the matrix scene

Definition at line 202 of file ItemObserver.h.

Referenced by te::layout::BarCodeItem::BarCodeItem(), and te::layout::ParentItem< T >::ParentItem().

te::layout::Observable* te::layout::ItemObserver::m_model

protectedinherited

"Model" part of MVC component.

Definition at line 198 of file ItemObserver.h.

Referenced by te::layout::BarCodeItem::BarCodeItem(), te::layout::ItemObserver::ItemObserver(), te::layout::MapItem::MapItem(), and te::layout::ParentItem< T >::ParentItem().

std::string te::layout::ItemObserver::m_nameClass

protectedinherited

QPixmap te::layout::ItemGroup::m_pixmap

protected

Definition at line 107 of file ItemGroup.h.

bool te::layout::ItemObserver::m_printable

protectedinherited

State of the graphic component to be or not printable.

Definition at line 199 of file ItemObserver.h.

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

C:/TL5_2015_release/terralib5/src/terralib/layout/qt/item/ItemGroup.h
C:/TL5_2015_release/terralib5/src/terralib/layout/qt/item/ItemGroup.cpp

Public Member Functions

Protected Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation