Public Member Functions | Protected Member Functions | Protected Attributes
QwtPickerTracker Class Reference
Inheritance diagram for QwtPickerTracker:
Inheritance graph
[legend]

List of all members.

Public Member Functions

 QwtPickerTracker (QwtPicker *, QWidget *)

Protected Member Functions

virtual void drawOverlay (QPainter *) const
virtual QRegion maskHint () const
 Calculate an approximation for the mask.

Protected Attributes

QwtPickerd_picker

Detailed Description

Definition at line 79 of file qwt_picker.cpp.


Constructor & Destructor Documentation

QwtPickerTracker::QwtPickerTracker ( QwtPicker picker,
QWidget *  parent 
)

Definition at line 152 of file qwt_picker.cpp.


Member Function Documentation

void QwtPickerTracker::drawOverlay ( QPainter *  painter) const [protected, virtual]

Draw the widget overlay

Parameters:
painterPainter

Implements QwtWidgetOverlay.

Definition at line 165 of file qwt_picker.cpp.

QRegion QwtPickerTracker::maskHint ( ) const [protected, virtual]

Calculate an approximation for the mask.

  • MaskHint The hint is used as mask.
  • AlphaMask The hint is used to speed up the algorithm for calculating a mask from non transparent pixels
  • NoMask The hint is unused.

The default implementation returns an invalid region indicating no hint.

Returns:
Hint for the mask

Reimplemented from QwtWidgetOverlay.

Definition at line 160 of file qwt_picker.cpp.


Member Data Documentation

Definition at line 88 of file qwt_picker.cpp.


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


plotjuggler
Author(s): Davide Faconti
autogenerated on Fri Sep 1 2017 02:41:57