Method paintEvent

plugins/audio_file_processor/audio_file_processor.cpp:683–713

void AudioFileProcessorView::paintEvent( QPaintEvent * )
{
	QPainter p( this );

	p.drawPixmap( 0, 0, *s_artwork );

	audioFileProcessor * a = castModel<audioFileProcessor>();

 	QString file_name = "";
	int idx = a->m_sampleBuffer.audioFile().length();

	p.setFont( pointSize<8>( font() ) );

	QFontMetrics fm( p.font() );

	// simple algorithm for creating a text from the filename that
	// matches in the white rectangle
	while( idx > 0 &&
		fm.size( Qt::TextSingleLine, file_name + "..." ).width() < 210 )
	{
		file_name = a->m_sampleBuffer.audioFile()[--idx] + file_name;
	}

	if( idx > 0 )
	{
		file_name = "..." + file_name;
	}

	p.setPen( QColor( 255, 255, 255 ) );
	p.drawText( 8, 99, file_name );
}