Bind (wxEVT_PAINT, boost::bind(&VideoWaveformPlot::paint, this));
Bind (wxEVT_SIZE, boost::bind(&VideoWaveformPlot::sized, this, _1));
Bind (wxEVT_PAINT, boost::bind(&VideoWaveformPlot::paint, this));
Bind (wxEVT_SIZE, boost::bind(&VideoWaveformPlot::sized, this, _1));