Diffstat (limited to 'noncore/net/wellenreiter/gui/graphwindow.cpp') (more/less context) (show whitespace changes)
| -rw-r--r-- | noncore/net/wellenreiter/gui/graphwindow.cpp | 48 |
1 files changed, 38 insertions, 10 deletions
diff --git a/noncore/net/wellenreiter/gui/graphwindow.cpp b/noncore/net/wellenreiter/gui/graphwindow.cpp index 7e1f378..b116b91 100644 --- a/noncore/net/wellenreiter/gui/graphwindow.cpp +++ b/noncore/net/wellenreiter/gui/graphwindow.cpp @@ -31,3 +31,3 @@ MFrequencySpectrum::MFrequencySpectrum( int channels, QWidget* parent, const cha - // we draw everything alone + // we draw everything on our own setBackgroundMode( QWidget::NoBackground ); @@ -36,2 +36,16 @@ MFrequencySpectrum::MFrequencySpectrum( int channels, QWidget* parent, const cha +void MFrequencySpectrum::drawTopLine( QPainter* p, int x, int y, int width, const QColor& c ) +{ + p->setPen( c.light() ); + p->drawLine( x, y, x+width-1, y ); +} + + +void MFrequencySpectrum::drawBottomLine( QPainter* p, int x, int y, int width, const QColor& c ) +{ + p->setPen( c.dark() ); + p->drawLine( x, y, x+width-1, y ); +} + + void MFrequencySpectrum::drawLine( QPainter* p, int x, int y, int width, const QColor& c ) @@ -63,8 +77,9 @@ void MFrequencySpectrum::drawBar( QPainter* p, int x, int y, int width, int heig int v = (v2-v1)*i/maxheight + v1; + if ( i == 0 ) + drawBottomLine( p, x, y-i, width, QColor( h,s,v, QColor::Hsv ) ); + else if ( i == height-1 ) + drawTopLine( p, x, y-i, width, QColor( h,s,v, QColor::Hsv ) ); + else drawLine( p, x, y-i, width, QColor( h,s,v, QColor::Hsv ) ); } - - /*for ( int i = height; i < maxheight; ++i ) - drawLine( p, x, y-i, width, QColor( 47, 68, 76 ) );*/ - } @@ -100,2 +115,18 @@ void MFrequencySpectrum::paintEvent( QPaintEvent* e ) +void MFrequencySpectrum::mousePressEvent( QMouseEvent* e ) +{ + int xmargin = 5; + int ymargin = 2; + int y = size().height() - 2 * ymargin; + int x = 0; + int width = ( size().width() - 2 * xmargin ) / _channels; + + QPoint pos = e->pos(); + int channel = ( pos.x()-xmargin ) / width; + int height = 100 - ( pos.y()-ymargin )*100/y; + if ( channel < 15 ) _values[channel] = height; + +} + + Legende::Legende( int channels, QWidget* parent, const char* name, WFlags f ) @@ -127,6 +158,3 @@ MGraphWindow::MGraphWindow( QWidget* parent, const char* name, WFlags f ) legende = new Legende( 14, this ); - startTimer( 50 ); //FIXME: tweak - - //testGraph(); - + startTimer( 50 ); }; @@ -148,3 +176,3 @@ void MGraphWindow::timerEvent( QTimerEvent* e ) { - spectrum->decrease( i, 1 ); //TODO: make this customizable? + spectrum->decrease( i, 1 ); } |