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QgsVertexMarker Class Reference

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

#include <qgsvertexmarker.h>

Inheritance diagram for QgsVertexMarker:
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Collaboration diagram for QgsVertexMarker:
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Public Types

enum  IconType { ICON_NONE, ICON_CROSS, ICON_X, ICON_BOX }
 Icons. More...
 

Public Member Functions

 QgsVertexMarker (QgsMapCanvas *mapCanvas)
 
void setCenter (const QgsPoint &point)
 
void setIconType (int iconType)
 
void setIconSize (int iconSize)
 
void setColor (const QColor &color)
 
void setPenWidth (int width)
 
void paint (QPainter *p)
 function to be implemented by derived classes More...
 
QRectF boundingRect () const
 default implementation for canvas items More...
 
virtual void updatePosition ()
 called on changed extent or resize event to update position of the item More...
 
- Public Member Functions inherited from QgsMapCanvasItem
Q_DECL_DEPRECATED void setPanningOffset (const QPoint &point)
 sets current offset, to be called from QgsMapCanvas More...
 
QgsRectangle rect () const
 returns canvas item rectangle More...
 
void setRect (const QgsRectangle &r)
 sets canvas item rectangle More...
 
QgsPoint toMapCoordinates (const QPoint &point)
 transformation from screen coordinates to map coordinates More...
 
QPointF toCanvasCoordinates (const QgsPoint &point)
 transformation from map coordinates to screen coordinates More...
 

Protected Attributes

int mIconType
 icon to be shown More...
 
int mIconSize
 size More...
 
QgsPoint mCenter
 coordinates of the point in the center More...
 
QColor mColor
 color of the marker More...
 
int mPenWidth
 pen width More...
 
- Protected Attributes inherited from QgsMapCanvasItem
QgsMapCanvasmMapCanvas
 pointer to map canvas More...
 
QgsRectangle mRect
 canvas item rectangle (in map coordinates) More...
 
QPoint mPanningOffset
 offset from normal position due current panning operation, used when converting map coordinates to move map canvas items More...
 
QSizeF mItemSize
 cached size of the item (to return in boundingRect()) More...
 

Additional Inherited Members

- Protected Member Functions inherited from QgsMapCanvasItem
 QgsMapCanvasItem (QgsMapCanvas *mapCanvas)
 protected constructor: cannot be constructed directly More...
 
virtual ~QgsMapCanvasItem ()
 
virtual void paint (QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget=0)
 paint function called by map canvas More...
 
void updateCanvas ()
 schedules map canvas for repaint More...
 
bool setRenderContextVariables (QPainter *p, QgsRenderContext &context) const
 Sets render context parameters. More...
 

Detailed Description

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

circles or 'x'.

Definition at line 27 of file qgsvertexmarker.h.

Member Enumeration Documentation

Icons.

Enumerator
ICON_NONE 
ICON_CROSS 
ICON_X 
ICON_BOX 

Definition at line 32 of file qgsvertexmarker.h.

Constructor & Destructor Documentation

QgsVertexMarker::QgsVertexMarker ( QgsMapCanvas mapCanvas)

Definition at line 21 of file qgsvertexmarker.cpp.

References ICON_X, mColor, mIconSize, mIconType, and mPenWidth.

Member Function Documentation

QRectF QgsVertexMarker::boundingRect ( ) const
virtual

default implementation for canvas items

Reimplemented from QgsMapCanvasItem.

Definition at line 90 of file qgsvertexmarker.cpp.

References mIconSize, and mPenWidth.

void QgsVertexMarker::paint ( QPainter *  painter)
virtual

function to be implemented by derived classes

Implements QgsMapCanvasItem.

Definition at line 57 of file qgsvertexmarker.cpp.

References ICON_BOX, ICON_CROSS, ICON_NONE, ICON_X, mColor, mIconSize, mIconType, and mPenWidth.

void QgsVertexMarker::setCenter ( const QgsPoint point)

Definition at line 40 of file qgsvertexmarker.cpp.

References mCenter, and QgsMapCanvasItem::toCanvasCoordinates().

Referenced by updatePosition().

void QgsVertexMarker::setColor ( const QColor &  color)

Definition at line 47 of file qgsvertexmarker.cpp.

References mColor.

void QgsVertexMarker::setIconSize ( int  iconSize)

Definition at line 35 of file qgsvertexmarker.cpp.

References mIconSize.

void QgsVertexMarker::setIconType ( int  iconType)

Definition at line 30 of file qgsvertexmarker.cpp.

References mIconType.

void QgsVertexMarker::setPenWidth ( int  width)

Definition at line 52 of file qgsvertexmarker.cpp.

References mPenWidth.

void QgsVertexMarker::updatePosition ( )
virtual

called on changed extent or resize event to update position of the item

Reimplemented from QgsMapCanvasItem.

Definition at line 96 of file qgsvertexmarker.cpp.

References mCenter, and setCenter().

Member Data Documentation

QgsPoint QgsVertexMarker::mCenter
protected

coordinates of the point in the center

Definition at line 67 of file qgsvertexmarker.h.

Referenced by setCenter(), and updatePosition().

QColor QgsVertexMarker::mColor
protected

color of the marker

Definition at line 70 of file qgsvertexmarker.h.

Referenced by paint(), QgsVertexMarker(), and setColor().

int QgsVertexMarker::mIconSize
protected

size

Definition at line 64 of file qgsvertexmarker.h.

Referenced by boundingRect(), paint(), QgsVertexMarker(), and setIconSize().

int QgsVertexMarker::mIconType
protected

icon to be shown

Definition at line 61 of file qgsvertexmarker.h.

Referenced by paint(), QgsVertexMarker(), and setIconType().

int QgsVertexMarker::mPenWidth
protected

pen width

Definition at line 73 of file qgsvertexmarker.h.

Referenced by boundingRect(), paint(), QgsVertexMarker(), and setPenWidth().


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