# wxDCPenChanger Class Reference
[Graphics Device Interface (GDI)]

`#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.

List of all members.

## Constructor & Destructor Documentation

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

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

Parameters:

  | dc | The DC where the pen must be temporary set.
  | pen | The pen to set.

wxDCPenChanger::~wxDCPenChanger | ( |  | ) |

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

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