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integrated patch by Attila Herman which adds support for colorized graph and quantized values

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git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@1578 0778d3d1-df1d-0410-868b-ea421aaaa00d
This commit is contained in:
Tobias Doerffel
2008-09-07 14:34:43 +00:00
parent 299dd9197d
commit ac2003ca70
3 changed files with 25 additions and 5 deletions
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15
src/gui/widgets/graph.cpp
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@@ -46,6 +46,7 @@ graph::graph( QWidget * _parent, graphStyle _style ) :
m_graphStyle( _style )
{
m_mouseDown = false;
m_graphColor = QColor( 0xFF, 0xAA, 0x00 );
resize( 132, 104 );
setAcceptDrops( TRUE );
@@ -72,7 +73,10 @@ void graph::setForeground( const QPixmap &_pixmap )
m_foreground = _pixmap;
}
void graph::setGraphColor( QColor _graphcol )
{
m_graphColor = _graphcol;
}
/*
void graph::loadSampleFromFile( const QString & _filename )
@@ -217,7 +221,7 @@ void graph::paintEvent( QPaintEvent * )
{
QPainter p( this );
p.setPen( QPen(QColor( 0xFF, 0xAA, 0x00 ), 1) );
p.setPen( QPen( m_graphColor, 1 ) );
QVector<float> * samps = &(model()->m_samples);
int length = model()->length();
@@ -344,11 +348,12 @@ void graph::updateGraph( void )
graphModel::graphModel( float _min, float _max, int _length,
::model * _parent, bool _default_constructed ) :
::model * _parent, bool _default_constructed, float _step ) :
model( _parent, tr( "Graph" ), _default_constructed ),
m_samples( _length ),
m_minValue( _min ),
m_maxValue( _max )
m_maxValue( _max ),
m_step( _step )
{
}
@@ -395,6 +400,8 @@ void graphModel::setLength( int _length )
void graphModel::setSampleAt( int _x, float _val )
{
//snap to the grid
_val -= ( m_step != 0.0 ) ? fmod( _val, m_step ) * m_step : 0;
// boundary check
if ( _x >= 0 && _x < length() &&
_val >= minValue() && _val < maxValue() )