GraphicsView Class Reference

The GraphicsView class. More...

#include <graphicsview.h>

Inherits QGraphicsView.

Collaboration diagram for GraphicsView:

Public Slots
void	zoomIn () noexcept
void	zoomOut () noexcept
void	zoomAll () noexcept

Signals
void	cursorScenePositionChanged (const Point &pos)
	Cursor scene position changed signal. More...

Public Member Functions
	GraphicsView (QWidget *parent=nullptr, IF_GraphicsViewEventHandler *eventHandler=nullptr) noexcept
	~GraphicsView () noexcept
GraphicsScene *	getScene () const noexcept
QRectF	getVisibleSceneRect () const noexcept
bool	getUseOpenGl () const noexcept
const GridProperties &	getGridProperties () const noexcept
void	setUseOpenGl (bool useOpenGl) noexcept
void	setGridProperties (const GridProperties &properties) noexcept
void	setScene (GraphicsScene *scene) noexcept
void	setVisibleSceneRect (const QRectF &rect) noexcept
void	setOriginCrossVisible (bool visible) noexcept
void	setEventHandlerObject (IF_GraphicsViewEventHandler *eventHandler) noexcept
Point	mapGlobalPosToScenePos (const QPoint &globalPosPx, bool boundToView, bool mapToGrid) const noexcept
void	handleMouseWheelEvent (QGraphicsSceneWheelEvent *event) noexcept

Private Slots
void	zoomAnimationValueChanged (const QVariant &value) noexcept

Private Member Functions
	GraphicsView (const GraphicsView &other)=delete
GraphicsView &	operator= (const GraphicsView &rhs)=delete
bool	eventFilter (QObject *obj, QEvent *event)
void	drawBackground (QPainter *painter, const QRectF &rect)
void	drawForeground (QPainter *painter, const QRectF &rect)

Private Attributes
IF_GraphicsViewEventHandler *	mEventHandlerObject
GraphicsScene *	mScene
QVariantAnimation *	mZoomAnimation
GridProperties *	mGridProperties
bool	mOriginCrossVisible
bool	mUseOpenGl
volatile bool	mPanningActive
QCursor	mCursorBeforePanning

Static Private Attributes
static constexpr qreal	sZoomStepFactor = 1.3

Detailed Description

The GraphicsView class.

Constructor & Destructor Documentation

GraphicsView ( QWidget *  parent = nullptr, IF_GraphicsViewEventHandler *  eventHandler = nullptr  )

explicitnoexcept

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~GraphicsView ( )

noexcept

GraphicsView ( const GraphicsView &  other )

privatedelete

Member Function Documentation

GraphicsScene* getScene ( ) const

inlinenoexcept

QRectF getVisibleSceneRect ( ) const

noexcept

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bool getUseOpenGl ( ) const

inlinenoexcept

const GridProperties& getGridProperties ( ) const

inlinenoexcept

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void setUseOpenGl ( bool  useOpenGl )

noexcept

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void setGridProperties ( const GridProperties &  properties )

noexcept

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void setScene ( GraphicsScene *  scene )

noexcept

void setVisibleSceneRect ( const QRectF &  rect )

noexcept

void setOriginCrossVisible ( bool  visible )

noexcept

void setEventHandlerObject ( IF_GraphicsViewEventHandler *  eventHandler )

noexcept

Point mapGlobalPosToScenePos ( const QPoint &  globalPosPx, bool  boundToView, bool  mapToGrid  ) const

noexcept

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void handleMouseWheelEvent ( QGraphicsSceneWheelEvent *  event )

noexcept

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void zoomIn ( )

slotnoexcept

void zoomOut ( )

slotnoexcept

void zoomAll ( )

slotnoexcept

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void cursorScenePositionChanged ( const Point &  pos )

signal

Cursor scene position changed signal.

Parameters

pos	The new cursor position (not mapped to grid!)

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void zoomAnimationValueChanged ( const QVariant &  value )

privateslotnoexcept

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GraphicsView& operator= ( const GraphicsView &  rhs )

privatedelete

bool eventFilter ( QObject *  obj, QEvent *  event  )

private

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void drawBackground ( QPainter *  painter, const QRectF &  rect  )

private

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void drawForeground ( QPainter *  painter, const QRectF &  rect  )

private

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Member Data Documentation

IF_GraphicsViewEventHandler* mEventHandlerObject

private

GraphicsScene* mScene

private

QVariantAnimation* mZoomAnimation

private

GridProperties* mGridProperties

private

bool mOriginCrossVisible

private

bool mUseOpenGl

private

volatile bool mPanningActive

private

QCursor mCursorBeforePanning

private

constexpr qreal sZoomStepFactor = 1.3

staticprivate

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

• /home/travis/build/LibrePCB/LibrePCB/libs/librepcb/common/graphics/graphicsview.h
• /home/travis/build/LibrePCB/LibrePCB/libs/librepcb/common/graphics/graphicsview.cpp