Version: 3.0.2
wxDCPenChanger Class Reference

#include <wx/dc.h>

Detailed Description

wxDCPenChanger is a small helper class for setting a pen on a wxDC and unsetting it automatically in the destructor, restoring the previous one.

Library:  wxCore
Category:  Graphics Device Interface (GDI)
See Also
wxDC::SetPen(), wxDCFontChanger, wxDCTextColourChanger, wxDCBrushChanger, wxDCClipper

Public Member Functions

 wxDCPenChanger (wxDC &dc, const wxPen &pen)
 Sets pen on the given dc, storing the old one.
 
 ~wxDCPenChanger ()
 Restores the pen originally selected in the DC passed to the ctor.
 

Constructor & Destructor Documentation

wxDCPenChanger::wxDCPenChanger ( wxDC dc,
const wxPen pen 
)

Sets pen on the given dc, storing the old one.

Parameters
dcThe DC where the pen must be temporary set.
penThe pen to set.
wxDCPenChanger::~wxDCPenChanger ( )

Restores the pen originally selected in the DC passed to the ctor.