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Improved drawing of tracks

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git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@1003 0778d3d1-df1d-0410-868b-ea421aaaa00d
This commit is contained in:
Paul Giblock
2008-05-21 00:43:21 +00:00
parent 8bed507c08
commit b45878fa08
1 changed files with 37 additions and 19 deletions
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56
src/core/track.cpp
View File

@@ -858,7 +858,7 @@ void trackContentWidget::mousePressEvent( QMouseEvent * _me )
void trackContentWidget::paintEvent( QPaintEvent * _pe )
{
static QPixmap backgrnd;
static int last_ppt = 0;
static int last_geometry = 0;
QPainter p( this );
const int tactsPerBar = 4;
@@ -868,37 +868,55 @@ void trackContentWidget::paintEvent( QPaintEvent * _pe )
int ppt = static_cast<int>( tcv->pixelsPerTact() );
// Update background if needed
if( ppt != last_ppt )
if( ppt*height() != last_geometry )
{
int w = ppt * tactsPerBar;
int h = height();
backgrnd = QPixmap( w * 2, height() );
QPainter pmp( &backgrnd );
//pmp.setRenderHint( QPainter::Antialiasing );
QLinearGradient grad( 0,0, 0,h );
grad.setColorAt( 0.05, QColor( 64, 64, 64 ) );
grad.setColorAt( 0.7, QColor( 128, 128, 128 ) );
grad.setColorAt( 0.9, QColor( 160, 160, 160 ) );
grad.setColorAt( 1.0, QColor( 64, 64, 64) );
pmp.fillRect( 0, 0, w, h, grad );
QLinearGradient grad( 0,1, 0,h-2 );
pmp.fillRect( 0, 0, w, h, QColor(128, 128, 128) );
grad.setColorAt( 0.0, QColor( 64, 64, 64 ) );
grad.setColorAt( 0.3, QColor( 128, 128, 128 ) );
grad.setColorAt( 0.5, QColor( 128, 128, 128 ) );
grad.setColorAt( 0.95, QColor( 160, 160, 160 ) );
//grad.setColorAt( 1.0, QColor( 128, 128, 128 ) );
//grad.setColorAt( 1.0, QColor( 64, 64, 64) );
pmp.fillRect( 0, 1, w, h-2, grad );
QLinearGradient grad2( 0,0, 0,h );
grad2.setColorAt( 0.05, QColor( 48, 48, 48 ) );
grad2.setColorAt( 0.7, QColor( 96, 96, 96 ) );
grad2.setColorAt( 0.9, QColor( 120, 120, 120 ) );
grad2.setColorAt( 1.0, QColor( 48, 48, 48 ) );
pmp.fillRect( w, 0, w , h, grad2 );
QLinearGradient grad2( 0,1, 0, h-2 );
pmp.fillRect( w, 0, w , h, QColor(96, 96, 96) );
grad2.setColorAt( 0.0, QColor( 48, 48, 48 ) );
grad2.setColorAt( 0.3, QColor( 96, 96, 96 ) );
grad2.setColorAt( 0.5, QColor( 96, 96, 96 ) );
grad2.setColorAt( 0.95, QColor( 120, 120, 120 ) );
//grad2.setColorAt( 1.0, QColor( 96, 96, 96 ) );
//grad2.setColorAt( 1.0, QColor( 48, 48, 48 ) );
pmp.fillRect( w, 1, w , h-2, grad2 );
// draw vertical lines
pmp.setPen( QPen( QColor( 80, 84, 96, 192 ), 1 ) );
for( int x = 0; x <= w * 2; x += ppt )
//pmp.setPen( QPen( QBrush( QColor( 80, 84, 96, 192 ) ), 1 ) );
pmp.setPen( QPen( QBrush( QColor( 0,0,0, 112 ) ), 1 ) );
for( float x = 0.5; x < w * 2; x += ppt )
{
pmp.drawLine( x, 0, x, h );
pmp.drawLine( QLineF( x, 1.0, x, h-2.0 ) );
}
//pmp.setPen( QPen( QColor( 255,0,0, 128 ), 1 ) );
pmp.drawLine( 0, 1, w*2, 1 );
pmp.setPen( QPen( QBrush( QColor( 255,255,255, 32 ) ), 1 ) );
for( float x = 1.5; x < w * 2; x += ppt )
{
pmp.drawLine( QLineF( x, 1.0, x, h-2.0 ) );
}
//pmp.setPen( QPen( QColor( 0,255,0, 128 ), 1 ) );
pmp.drawLine( 0, h-2, w*2, h-2 );
pmp.end();
last_ppt = ppt;
last_geometry = ppt*h;
}
// Don't draw background on BB-Editor
@@ -1774,7 +1792,7 @@ void trackView::resizeEvent( QResizeEvent * _re )
m_trackOperationsWidget.setFixedSize( TRACK_OP_WIDTH, height() - 1 );
m_trackSettingsWidget.setFixedSize( DEFAULT_SETTINGS_WIDGET_WIDTH,
height() - 1 );
m_trackContentWidget.setFixedHeight( height() - 1 );
m_trackContentWidget.setFixedHeight( height() );
}