author | mickeyl <mickeyl> | 2003-05-08 09:12:24 (UTC) |
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committer | mickeyl <mickeyl> | 2003-05-08 09:12:24 (UTC) |
commit | 215b9cbd3d1316887674b92268610c8f63a5caaf (patch) (side-by-side diff) | |
tree | 92f77edcb0f997cf180d545dd78a40fe23a44169 /noncore/net/wellenreiter/gui/graphwindow.cpp | |
parent | eb1dba5550e63ab7b915d55048175e2992ab5447 (diff) | |
download | opie-215b9cbd3d1316887674b92268610c8f63a5caaf.zip opie-215b9cbd3d1316887674b92268610c8f63a5caaf.tar.gz opie-215b9cbd3d1316887674b92268610c8f63a5caaf.tar.bz2 |
add fine tuning of parsing process - the semantics is not yet set in stone however...
Diffstat (limited to 'noncore/net/wellenreiter/gui/graphwindow.cpp') (more/less context) (ignore whitespace changes)
-rw-r--r-- | noncore/net/wellenreiter/gui/graphwindow.cpp | 50 |
1 files changed, 39 insertions, 11 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 @@ -20,29 +20,43 @@ #include <qtimer.h> MFrequencySpectrum::MFrequencySpectrum( int channels, QWidget* parent, const char* name, WFlags f) :QWidget( parent, name,f ), _channels( channels ) { _values = new int[_channels]; _dirty = new bool[_channels]; for ( int i = 0; i < channels; ++i ) { _values[i] = 0; _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() ); p->drawPoint( x++, y ); p->setPen( c ); p->drawLine( x, y, x+width-2, y ); p->setPen( c.dark() ); p->drawPoint( x+width-1, y ); } void MFrequencySpectrum::drawBar( QPainter* p, int x, int y, int width, int height, int maxheight ) @@ -52,30 +66,31 @@ void MFrequencySpectrum::drawBar( QPainter* p, int x, int y, int width, int heig int v1 = 140; int v2 = 255; /*int h1 = 196; int h2 = 194; int s1 = 85; int s2 = 15; int v1 = 95; int v2 = 237;*/ QColor c( 120, 60, 200 ); for ( int i = 0; i < height; ++i ) { int h = (h2-h1)*i/maxheight + h1; int s = (s2-s1)*i/maxheight + s1; int v = (v2-v1)*i/maxheight + v1; - drawLine( p, x, y-i, width, QColor( h,s,v, QColor::Hsv ) ); + 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 ) );*/ - } void MFrequencySpectrum::paintEvent( QPaintEvent* e ) { QPixmap pm( size() ); QPainter p; p.begin( &pm ); p.drawTiledPixmap( 0, 0, size().width(), size().height(), QPixmap( (const char**) &background ) ); int xmargin = 5; int ymargin = 2; @@ -89,24 +104,40 @@ void MFrequencySpectrum::paintEvent( QPaintEvent* e ) { drawBar( &p, xmargin + x, y - ymargin, width-3, _values[i]*y/100, y ); _dirty[i] = false; } x+= width; } p.end(); bitBlt( this, 0, 0, &pm ); } +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 ) { setLineWidth( 2 ); setFrameStyle( Panel + Sunken ); setFixedHeight( 16 ); } void Legende::drawContents( QPainter* p ) { @@ -116,44 +147,41 @@ void Legende::drawContents( QPainter* p ) int width = ( contentsRect().width() - 2 * xmargin ) / _channels; for ( int i = 0; i < _channels; ++i ) p->drawText( xmargin + (width*i), 12, QString().sprintf( "%02d", i+1 ) ); } MGraphWindow::MGraphWindow( QWidget* parent, const char* name, WFlags f ) :QVBox( parent, name, f ) { spectrum = new MFrequencySpectrum( 14, this ); legende = new Legende( 14, this ); - startTimer( 50 ); //FIXME: tweak - - //testGraph(); - + startTimer( 50 ); }; void MGraphWindow::testGraph() { static int i = 0; spectrum->setValue( i++, 100 ); if ( i == 14 ) i = 0; QTimer::singleShot( 2000, this, SLOT( testGraph() ) ); } 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(); } void MGraphWindow::traffic( int channel, int signal ) { spectrum->setValue( channel-1, signal ); } |