A class for marking vertices of features using e.g. More...

#include <qgsvertexmarker.h>

Inheritance diagram for QgsVertexMarker:

Public Types
enum	IconType { ICON_NONE, ICON_CROSS, ICON_X, ICON_BOX, ICON_CIRCLE, ICON_DOUBLE_TRIANGLE }
	Icons. More...

Public Member Functions
	QgsVertexMarker (QgsMapCanvas *mapCanvas)

QRectF	boundingRect () const override

QColor	color () const
	Returns the stroke color for the marker. More...

QColor	fillColor () const
	Returns the fill color for the marker. More...

void	paint (QPainter *p) override
	function to be implemented by derived classes More...

void	setCenter (const QgsPointXY &point)

void	setColor (const QColor &color)
	Sets the stroke color for the marker. More...

void	setFillColor (const QColor &color)
	Sets the fill color for the marker. More...

void	setIconSize (int iconSize)

void	setIconType (int iconType)

void	setPenWidth (int width)

void	updatePosition () override
	called on changed extent or resize event to update position of the item More...

Public Member Functions inherited from QgsMapCanvasItem
QRectF	boundingRect () const override

QgsRectangle	rect () const
	returns canvas item rectangle in map units More...

void	setRect (const QgsRectangle &r, bool resetRotation=true)
	sets canvas item rectangle in map units More...

QPointF	toCanvasCoordinates (const QgsPointXY &point) const
	transformation from map coordinates to screen coordinates More...

QgsPointXY	toMapCoordinates (QPoint point) const
	transformation from screen coordinates to map coordinates More...

Additional Inherited Members
Protected Member Functions inherited from QgsMapCanvasItem
	QgsMapCanvasItem (QgsMapCanvas *mapCanvas)
	protected constructor: cannot be constructed directly More...

	~QgsMapCanvasItem () override

void	paint (QPainter painter, const QStyleOptionGraphicsItem option, QWidget *widget=nullptr) override

bool	setRenderContextVariables (QPainter *p, QgsRenderContext &context) const
	Sets render context parameters. More...

void	updateCanvas ()
	schedules map canvas for repaint More...

Protected Attributes inherited from QgsMapCanvasItem
QSizeF	mItemSize
	cached size of the item (to return in boundingRect()) More...

QgsMapCanvas *	mMapCanvas = nullptr
	pointer to map canvas More...

QgsRectangle	mRect
	cached canvas item rectangle in map coordinates encodes position (xmin,ymax) and size (width/height) used to re-position and re-size the item on zoom/pan while waiting for the renderer to complete. More...

double	mRectRotation

Detailed Description

A class for marking vertices of features using e.g.

circles or 'x'.

Definition at line 36 of file qgsvertexmarker.h.

Member Enumeration Documentation

◆ IconType

enum QgsVertexMarker::IconType

Icons.

Enumerator
ICON_NONE
ICON_CROSS
ICON_X
ICON_BOX
ICON_CIRCLE
ICON_DOUBLE_TRIANGLE	Added in QGIS 3.0.

Definition at line 50 of file qgsvertexmarker.h.

Constructor & Destructor Documentation

◆ QgsVertexMarker()

QgsVertexMarker::QgsVertexMarker ( QgsMapCanvas * mapCanvas )

Definition at line 21 of file qgsvertexmarker.cpp.

Member Function Documentation

◆ boundingRect()

QRectF QgsVertexMarker::boundingRect ( ) const

override

Definition at line 105 of file qgsvertexmarker.cpp.

◆ color()

QColor QgsVertexMarker::color ( ) const

inline

Returns the stroke color for the marker.

See also: setColor(); fillColor()

Since: QGIS 3.0

Definition at line 81 of file qgsvertexmarker.h.

◆ fillColor()

QColor QgsVertexMarker::fillColor ( ) const

inline

Returns the fill color for the marker.

This setting only applies to some icon types.

Since: QGIS 3.0

See also: setFillColor(); color()

Definition at line 99 of file qgsvertexmarker.h.

◆ paint()

void QgsVertexMarker::paint ( QPainter * painter )

overridevirtual

function to be implemented by derived classes

Implements QgsMapCanvasItem.

Definition at line 59 of file qgsvertexmarker.cpp.

◆ setCenter()

void QgsVertexMarker::setCenter ( const QgsPointXY & point )

Definition at line 35 of file qgsvertexmarker.cpp.

◆ setColor()

void QgsVertexMarker::setColor ( const QColor & color )

Sets the stroke color for the marker.

See also: color(); setFillColor()

Definition at line 42 of file qgsvertexmarker.cpp.

◆ setFillColor()

void QgsVertexMarker::setFillColor ( const QColor & color )

Sets the fill color for the marker.

This setting only applies to some icon types.

Since: QGIS 3.0

See also: fillColor(); setColor()

Definition at line 48 of file qgsvertexmarker.cpp.

◆ setIconSize()

void QgsVertexMarker::setIconSize ( int iconSize )

Definition at line 30 of file qgsvertexmarker.cpp.

◆ setIconType()

void QgsVertexMarker::setIconType ( int iconType )

Definition at line 25 of file qgsvertexmarker.cpp.

◆ setPenWidth()

void QgsVertexMarker::setPenWidth ( int width )

Definition at line 54 of file qgsvertexmarker.cpp.

◆ updatePosition()

void QgsVertexMarker::updatePosition ( )