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path: root/noncore/net/wellenreiter/gui/graphwindow.cpp
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-rw-r--r--noncore/net/wellenreiter/gui/graphwindow.cpp48
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
@@ -29,11 +29,25 @@ MFrequencySpectrum::MFrequencySpectrum( int channels, QWidget* parent, const cha
_dirty[i] = true;
}
- // we draw everything alone
+ // we draw everything on our own
setBackgroundMode( QWidget::NoBackground );
}
+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 )
{
p->setPen( c.light() );
@@ -61,12 +75,13 @@ void MFrequencySpectrum::drawBar( QPainter* p, int x, int y, int width, int heig
int h = (h2-h1)*i/maxheight + h1;
int s = (s2-s1)*i/maxheight + s1;
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 ) );*/
-
}
@@ -98,6 +113,22 @@ 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 )
:QFrame( parent, name, f ), _channels( channels )
{
@@ -125,10 +156,7 @@ MGraphWindow::MGraphWindow( QWidget* parent, const char* name, WFlags f )
{
spectrum = new MFrequencySpectrum( 14, this );
legende = new Legende( 14, this );
- startTimer( 50 ); //FIXME: tweak
-
- //testGraph();
-
+ startTimer( 50 );
};
@@ -146,7 +174,7 @@ void MGraphWindow::timerEvent( QTimerEvent* e )
{
for ( int i = 0; i < 14; i++ )
{
- spectrum->decrease( i, 1 ); //TODO: make this customizable?
+ spectrum->decrease( i, 1 );
}
spectrum->repaint();
}