Remodel the Slider

5 files changed, 294 insertions, 365 deletions

diff --git a/muse2/ChangeLog b/muse2/ChangeLog
index dc528bdb..d1da6267 100644
--- a/muse2/ChangeLog
+++ b/muse2/ChangeLog
@@ -1,3 +1,5 @@
+04.09.2011:
+        - Remodel the Slider (Orcan)
 01.09.2011:
         - Fixed tough old skeleton: Selecting 'previous/next event' in Song::execAutomationCtlPopup now moves cursor
            with exact frame resolution, all the way through via proper song->setPos > audio->msgSeek rather than
diff --git a/muse2/muse/mixer/astrip.cpp b/muse2/muse/mixer/astrip.cpp
index 00477a26..a6b66b37 100644
--- a/muse2/muse/mixer/astrip.cpp
+++ b/muse2/muse/mixer/astrip.cpp
@@ -795,8 +795,8 @@ AudioStrip::AudioStrip(QWidget* parent, AudioTrack* at)
       sliderGrid->setContentsMargins(0, 0, 0, 0);
       sliderGrid->setSpacing(0);
       
-      slider = new Slider(this, "vol", Qt::Vertical, Slider::None,
-         Slider::BgTrough | Slider::BgSlot);
+      slider = new Slider(this, "vol", Qt::Vertical, Slider::None);
+
       slider->setCursorHoming(true);
       slider->setRange(config.minSlider-0.1, 10.0);
       slider->setFixedWidth(20);
diff --git a/muse2/muse/mixer/mstrip.cpp b/muse2/muse/mixer/mstrip.cpp
index ad21916d..618e905a 100644
--- a/muse2/muse/mixer/mstrip.cpp
+++ b/muse2/muse/mixer/mstrip.cpp
@@ -189,7 +189,7 @@ MidiStrip::MidiStrip(QWidget* parent, MidiTrack* t)
       int mx = mc->maxVal();
       
       slider = new Slider(this, "vol", Qt::Vertical, Slider::None,
-         Slider::BgTrough | Slider::BgSlot);
+                          QColor(100, 255, 100));
       slider->setCursorHoming(true);
       slider->setRange(double(mn), double(mx), 1.0);
       slider->setFixedWidth(20);
diff --git a/muse2/muse/widgets/slider.cpp b/muse2/muse/widgets/slider.cpp
index 4f68388d..323b1fa3 100644
--- a/muse2/muse/widgets/slider.cpp
+++ b/muse2/muse/widgets/slider.cpp
@@ -6,6 +6,7 @@
 
 #include "slider.h"
 
+
 //-------------------------------------------------------------
 //  Slider - The Slider Widget
 //
@@ -32,39 +33,27 @@
 //  ScalePos scalePos --  Position of the scale.  Can be Slider::None,
 //        Slider::Left, Slider::Right, Slider::Top,
 //        or Slider::Bottom. Defaults to Slider::None.
-//  int bgStyle --  Background style. Slider::BgTrough draws the
-//        slider button in a trough, Slider::BgSlot draws
-//        a slot underneath the button. An or-combination of both
-//        may also be used. The default is Slider::BgTrough.
+//  QColor fillcolor -- the color used to fill in the full side
+//        of the Slider
 //------------------------------------------------------------
 
 Slider::Slider(QWidget *parent, const char *name,
-   Qt::Orientation orient, ScalePos scalePos, int bgStyle)
+	       Qt::Orientation orient, ScalePos scalePos, QColor fillColor)
       : SliderBase(parent,name)
       {
-      if (bgStyle == BgSlot) {
-            d_thumbLength = 16;
-            d_thumbHalf = 8;
-            d_thumbWidth = 30;
-            }
-      else {
-            d_thumbLength = 30;
-            d_thumbHalf = 15;
-            d_thumbWidth = 16;
-            }
+      d_thumbLength = 16;
+      d_thumbHalf = 8;
+      d_thumbWidth = 16;
+        
 
-      d_borderWidth = 2;
       d_scaleDist   = 4;
       d_scaleStep   = 0.0;
       d_scalePos    = scalePos;
       d_xMargin     = 0;
       d_yMargin     = 0;
-      d_bgStyle     = bgStyle;
+      d_mMargin    = 1;
 
-      if (bgStyle & BgTrough)
-            d_bwTrough = d_borderWidth;
-      else
-            d_bwTrough = 0;
+      d_fillColor = fillColor;
 
       d_sliderRect.setRect(0, 0, 8, 8);
       setOrientation(orient);
@@ -81,28 +70,6 @@ Slider::~Slider()
       {
       }
 
-//------------------------------------------------------------
-//
-//.F  Slider::setBorderWidth
-//  Change the slider's border width
-//
-//.u  Syntax
-//.f  void Slider::setBorderWidth(int bd)
-//
-//.u  Parameters
-//.p  int bd -- border width
-//
-//------------------------------------------------------------
-
-void Slider::setBorderWidth(int bd)
-{
-    d_borderWidth = qwtMin(qwtMax(bd,0),10);
-    if (d_bgStyle & BgTrough)
-       d_bwTrough = d_borderWidth;
-    else
-       d_bwTrough = 0;
-}
-
 //----------------------------------------------------
 //
 //.F  Slider::setThumbLength
@@ -177,311 +144,284 @@ void Slider::fontChange(const QFont & /*oldFont*/)
 }
 
 //------------------------------------------------------------
-//    drawSlider
-//     Draw the slider into the specified rectangle.  
-//------------------------------------------------------------
-
-void Slider::drawSlider(QPainter *p, const QRect &r)
-      {
-      const QPalette& pal = palette();
-      QBrush brBack(pal.window());
-      QBrush brMid;
-      QBrush brDark(pal.dark());
-
-      QRect cr;
-
-      int ipos,dist1;
-      double rpos;
-      int lineDist;
-
-      if (d_bwTrough > 0) {
-            qDrawShadePanel(p, r.x(), r.y(),
-      r.width(), r.height(),
-      pal, TRUE, d_bwTrough,0);
-        cr.setRect(r.x() + d_bwTrough,
-       r.y() + d_bwTrough,
-       r.width() - 2*d_bwTrough,
-       r.height() - 2*d_bwTrough);
-        brMid = pal.mid();
-            }
-    else {
-            cr = r;
-            brMid = brBack;
-            }
-
-    rpos = (value()  - minValue()) / (maxValue() - minValue());
-
-    lineDist = d_borderWidth - 1;
-    if (lineDist < 1) lineDist = 1;
-
-    if (d_orient == Qt::Horizontal)
-    {
-  
-  dist1 = int(double(cr.width() - d_thumbLength) * rpos);
-  ipos =  cr.x() + dist1;
-  markerPos = ipos + d_thumbHalf;
-
-  //
-  // draw background
-  //
-  if (d_bgStyle & BgSlot)
-  {
-      drawHsBgSlot(p, cr, QRect(ipos, cr.y(), d_thumbLength, cr.height()), brMid);
-  }
-  else
-  {
-      p->fillRect(cr.x(),cr.y(),dist1,cr.height(),brMid);
-      p->fillRect(ipos + d_thumbLength, cr.y(),
-           cr.width() - d_thumbLength - dist1, cr.height(),brMid);
-  }
-  
-  //
-  //  Draw thumb
-  //
-  qDrawShadePanel(p,ipos, cr.y(), d_thumbLength, cr.height(),
-      pal, FALSE, d_borderWidth, &brBack);
-  
-  if (lineDist > 1)
-     qDrawShadeLine(p,markerPos, cr.y() + lineDist , markerPos,
-        cr.y() + cr.height() - lineDist,
-        pal, TRUE, 1);
-  else
-  {
-      p->setPen(pal.dark().color());
-      p->drawLine(markerPos -1 , cr.y() + lineDist, markerPos -1,
-      cr.y() + cr.height() - lineDist - 1);
-      p->setPen(pal.light().color());
-      p->drawLine(markerPos, cr.y() + lineDist, markerPos,
-      cr.y() + cr.height() - lineDist - 1);
-  }
-  
-      
-    }
-    else
-    {
-  dist1 = int(double(cr.height() - d_thumbLength) * (1.0 - rpos));
-  ipos = cr.y() + dist1;
-  markerPos = ipos + d_thumbHalf;
-
-  if ( d_bgStyle & BgSlot)
-  {
-      drawVsBgSlot(p, cr, QRect(cr.left(), ipos, cr.width(),
-              d_thumbLength), brMid);
-  }
-  else
-  {
-      p->fillRect(cr.x(),cr.y(),cr.width(),ipos,brMid);
-      p->fillRect(cr.x(), ipos + d_thumbLength, cr.width(),
-      cr.height() - d_thumbLength - dist1, brMid);
-  }
-  
-  qDrawShadePanel(p,cr.x(),ipos , cr.width(), d_thumbLength,
-      pal,FALSE,d_borderWidth, &brBack);
-  if (lineDist > 1)
-     qDrawShadeLine(p, cr.x() + lineDist , markerPos,
-        cr.x() + cr.width() - lineDist, markerPos,
-        pal, TRUE, 1);
-  else {
-    
-    p->setPen(pal.dark().color());
-    p->drawLine(cr.x() + lineDist, markerPos - 1 ,
-          cr.x() + cr.width() -  lineDist - 1, markerPos - 1);
-    p->setPen(pal.light().color());
-    p->drawLine(cr.x() + lineDist, markerPos,
-          cr.x() + cr.width() -  lineDist - 1 , markerPos);
-      }
-    }
-
-}
-
-//------------------------------------------------------------
-//.-
-//.F  Slider::drawSlotBg
 //
+// roundedPath
+// Returns a rectangle with rounded corners
 //
-//.u  Syntax
-//.f  void Slider::drawSlotBg(QPainter *p, const QRect &rBound, const QRect &rThumb, const QRect &rSlot, const QBrush &brBack)
-//
-//.u  Parameters
-//.p  QPainter *p, const QRect &rBound, const QRect &rThumb, const QRect &rSlot, const QBrush &brBack
-//
+// roundCorner can be an bitwise-or combination of
+// UpperLeft, UpperRight, LowerRight, LowerLeft
 //------------------------------------------------------------
-void Slider::drawHsBgSlot(QPainter *p, const QRect &rBound, const QRect &rThumb, const QBrush &brBack)
+QPainterPath Slider::roundedPath(QRect r, int xrad, int yrad, RoundCorner roundCorner)
 {
-    int ws, ds, dLeft;
-    int lPos, rPos;
-    QRect rSlot;
-    const QPalette& pal = palette();
+    return roundedPath(r.x(), r.y(),
+                     r.width(), r.height(),
+                     xrad, yrad,
+                     roundCorner);
+}
 
-    ws = rBound.height();
-    if ((ws / 2) * 2 != ws)
-       ws = 5;
+QPainterPath Slider::roundedPath(int x, int y, int w, int h, int xrad, int yrad, RoundCorner roundCorner)
+{
+    QPainterPath rounded_rect;
+    rounded_rect.addRect(x, y + yrad, w, h - 2 * yrad);
+    if (roundCorner & UpperLeft)
+        {
+        rounded_rect.moveTo(x + xrad, y + yrad);
+        rounded_rect.arcTo(x, y, xrad*2, yrad*2, 180, -90);
+        }
     else
-       ws = 4;
-
-    ds = qwtMax(1, d_thumbLength/2 - 4);
-    dLeft = rThumb.left() - rBound.left();
+        {
+        rounded_rect.moveTo(x, y + yrad);
+        rounded_rect.lineTo(x,y);
+        rounded_rect.lineTo(x + xrad, y);
+        }
 
-    rSlot = QRect(rBound.x() + ds, rBound.y() + (rBound.height() - ws) / 2,
-      rBound.width() - 2 * ds, ws);
+    rounded_rect.lineTo(x + w - xrad, y);
 
-    rPos = qwtMin(rSlot.x(), rThumb.left());
+    if (roundCorner & UpperRight)
+        rounded_rect.arcTo(x + w - xrad * 2, y, xrad*2, yrad*2, 90, -90);
+    else
+        {
+        rounded_rect.lineTo(x + w, y);
+        rounded_rect.lineTo(x + w, y + yrad);
+        }
 
-    if (rThumb.left() > rBound.x())
-    {
-  p->fillRect(rBound.x(),rBound.y(),dLeft, rSlot.top() - rBound.top(), brBack);
-  p->fillRect(rBound.x(),rSlot.bottom() + 1,dLeft,
-        rBound.bottom() - rSlot.bottom(),brBack);
-  if (rPos > rBound.left())
-     p->fillRect(rBound.x(),rSlot.y(),
-           rPos - rBound.left(),ws,brBack);
-
-  p->setPen(pal.dark().color());
-  if (rSlot.x() < rThumb.left())
-     p->drawLine(rSlot.x(), rSlot.bottom(), rSlot.x(), rSlot.top());
-  if (rSlot.x() < rThumb.left() - 1)
-  {
-      p->drawLine(rSlot.x(), rSlot.top(), rThumb.left() - 1, rSlot.top());
-      p->setPen(pal.light().color());
-      p->drawLine(rSlot.x() + 1, rSlot.bottom(),
-      rThumb.left() - 1, rSlot.bottom());
-  
-      p->fillRect(rSlot.x() + 1, rSlot.y() + 1, dLeft - ds -1,
-      rSlot.height() -2, QBrush(pal.currentColorGroup() == QPalette::Disabled ? 
-                                 pal.color(QPalette::Disabled, QPalette::WindowText) : Qt::black));
-  }
-    }
+    if (roundCorner & LowerLeft)
+        {
+        rounded_rect.moveTo(x + xrad, y + h - yrad);
+        rounded_rect.arcTo(x, y + h - yrad*2, xrad*2, yrad*2, 180, 90);
+        }
+    else
+        {
+        rounded_rect.moveTo(x, y + h - yrad);
+        rounded_rect.lineTo(x, y + h);
+        rounded_rect.lineTo(x + xrad, y + h);
+        }
 
-    lPos = qwtMax(rSlot.right(), rThumb.right()) + 1;
-    if (rThumb.right() < rBound.right())
-    {
-  p->fillRect(rThumb.right() + 1,rBound.y(),rBound.right() - rThumb.right(),
-        rSlot.top() - rBound.top(), brBack);
-  p->fillRect(rThumb.right() + 1,rSlot.bottom() + 1,
-        rBound.right() - rThumb.right(),
-        rBound.bottom() - rSlot.bottom(),brBack);
-  if (lPos <= rBound.right())
-     p->fillRect(lPos, rSlot.y() , rBound.right() - lPos + 1, ws ,brBack);
-
-  p->setPen(pal.dark().color());
-  if (rSlot.right() > rThumb.right())
-  {
-      p->drawLine(rThumb.right() + 1, rSlot.top(), rSlot.right(), rSlot.top());
-      p->setPen(pal.light().color());
-      p->drawLine(rSlot.right(), rSlot.bottom(), rSlot.right(), rSlot.top() + 1);
-  }
+    rounded_rect.lineTo(x + w - xrad, y + h);
 
-  if (rSlot.right() > rThumb.right() + 1)
-  {
-      p->setPen(pal.light().color());
-      p->drawLine(rThumb.right() + 1, rSlot.bottom(),
-      rSlot.right() -1, rSlot.bottom());
-      p->fillRect(rThumb.right() + 1, rSlot.y() + 1,
-      rSlot.right() - rThumb.right() - 1,
-      rSlot.height() -2, QBrush(pal.currentColorGroup() == QPalette::Disabled ? 
-                                 pal.color(QPalette::Disabled, QPalette::WindowText) : Qt::black));
-  }
-    }
+    if (roundCorner & LowerRight)
+        rounded_rect.arcTo(x + w - xrad*2, y + h - yrad*2, xrad*2, yrad*2, 270, 90);
+    else
+        {
+        rounded_rect.lineTo(x + w, y + h);
+        rounded_rect.lineTo(x + w, y + h - yrad);
+        }
 
+    return rounded_rect;
 }
 
 //------------------------------------------------------------
-//.-
-//.F  Slider::drawVsBgSlot
-//
-//
-//.u  Syntax
-//.f  void Slider::drawVsBgSlot(QPainter *p, const QRect &rBound, const QRect &rThumb, const QBrush &brBack)
-//
-//.u  Parameters
-//.p  QPainter *p, const QRect &rBound, const QRect &rThumb, const QBrush &brBack
-//
-//.u  Return Value
-//
-//.u  Description
-//
+//    drawSlider
+//     Draw the slider into the specified rectangle.  
 //------------------------------------------------------------
-void Slider::drawVsBgSlot(QPainter *p, const QRect &rBound, const QRect &rThumb, const QBrush &brBack)
+
+void Slider::drawSlider(QPainter *p, const QRect &r)
 {
+    p->setRenderHint(QPainter::Antialiasing);
 
-    int ws, ds, dTop;
-    int lPos, hPos;
-    QRect rSlot;
     const QPalette& pal = palette();
+    QBrush brBack(pal.window());
+    QBrush brMid(pal.mid());
+    QBrush brDark(pal.dark());
 
-    ws = rBound.width();
-    if ((ws / 2) * 2 != ws)
-       ws = 5;
+    QRect cr;
+    
+    int ipos,dist1;
+    double rpos;
+
+    int xrad = 4;
+    int yrad = 4;
+
+    // for the empty side
+    QColor e_mask_edge = pal.mid().color();
+    QColor e_mask_center = pal.midlight().color();
+    int e_alpha = 215;
+    e_mask_edge.setAlpha(e_alpha);
+    e_mask_center.setAlpha(e_alpha);
+    
+    QLinearGradient e_mask;
+    e_mask.setColorAt(0, e_mask_edge);
+    e_mask.setColorAt(0.5, e_mask_center);
+    e_mask.setColorAt(1, e_mask_edge);
+    
+    // for the full side
+    rpos = (value()  - minValue()) / (maxValue() - minValue());
+    
+    int f_brightness = 155 * rpos + 100;
+    int f_alpha;
+    int f_edge;
+    if (pal.currentColorGroup() == QPalette::Disabled)
+        {
+        f_alpha = 185;
+        f_edge = 100;
+        }
     else
-       ws = 4;
-
-    ds = qwtMax(1, d_thumbLength/2 - 4);
-    dTop = rThumb.top() - rBound.top();
-
-    rSlot = QRect(rBound.x() + (rBound.width() - ws) / 2, rBound.y() + ds,
-      ws, rBound.height() - 2 * ds);
-
-    hPos = qwtMin(rSlot.y(), rThumb.top());
+        {
+        f_alpha = 127;
+        f_edge = 0;
+        }
+	   
+    QColor f_mask_center = QColor(f_brightness, f_brightness, f_brightness, f_alpha);
+    QColor f_mask_edge = QColor(f_edge, f_edge, f_edge, f_alpha);
+    QLinearGradient f_mask;
+	   
+    f_mask.setColorAt(0, f_mask_edge);
+    f_mask.setColorAt(0.5, f_mask_center);
+    f_mask.setColorAt(1, f_mask_edge);
+    
+    // for the thumb
+    QLinearGradient thumbGrad;
+    QColor thumb_edge = pal.dark().color();
+    QColor thumb_center = pal.midlight().color();
+    
+    thumbGrad.setColorAt(0, thumb_edge);
+    thumbGrad.setColorAt(0.5, thumb_center);
+    thumbGrad.setColorAt(1, thumb_edge);
+    
+    
+    if (d_orient == Qt::Horizontal)
+        {
 
-    if (rThumb.top() > rBound.top())
-    {
-  p->fillRect(rBound.x(),rBound.y(), rSlot.left() - rBound.left(),dTop, brBack);
-  p->fillRect(rSlot.right() + 1, rBound.y(),
-        rBound.right() - rSlot.right(), dTop,brBack);
-  if (hPos > rBound.top())
-     p->fillRect(rSlot.x(),rBound.y(), ws,
-           hPos - rBound.top(),brBack);
+        cr.setRect(r.x(),
+                   r.y() + d_mMargin,
+                   r.width(),
+                   r.height() - 2*d_mMargin);
+
+
+        //
+        // Draw background
+        //
+        QPainterPath bg_rect = roundedPath(cr, 
+                                           xrad, yrad, 
+                                           (RoundCorner) (UpperLeft | UpperRight | LowerLeft | LowerRight) );
+	   
+        p->fillPath(bg_rect, d_fillColor);
+	   
+        dist1 = int(double(cr.width() - d_thumbLength) * rpos);
+        ipos =  cr.x() + dist1;
+        markerPos = ipos + d_thumbHalf;
+	   
+
+        //
+        // Draw empty right side
+        // 
+	   
+        e_mask.setStart(QPointF(0, cr.y()));
+        e_mask.setFinalStop(QPointF(0, cr.y() + cr.height()));
+
+        QPainterPath e_rect = roundedPath(ipos + d_thumbLength, cr.y(), 
+                                          cr.width() - d_thumbLength - dist1, cr.height(), 
+                                          xrad, yrad, (RoundCorner) (UpperRight | LowerRight) );
+   
+        p->fillPath(e_rect, QBrush(e_mask));
+   
+   
+        //
+        // Draw full left side
+        //
+           
+        f_mask.setStart(QPointF(0, cr.y()));
+        f_mask.setFinalStop(QPointF(0, cr.y() + cr.height()));
+          
+        QPainterPath f_rect = roundedPath(cr.x(), cr.y(), 
+                                          ipos + 1, cr.height(),
+                                          xrad, yrad, 
+                                          (RoundCorner) (LowerLeft | UpperLeft) );
+
+        p->fillPath(f_rect, QBrush(f_mask));
+          
+           
+        //
+        //  Draw thumb
+        //
+	   
+        QPainterPath thumb_rect = roundedPath(ipos, r.y(), 
+                                              d_thumbLength, r.height(), 
+                                              2, 2, 
+                                              (RoundCorner) (UpperLeft | UpperRight | LowerLeft | LowerRight) );
+   
+        thumbGrad.setStart(QPointF(0, cr.y()));
+        thumbGrad.setFinalStop(QPointF(0, cr.y() + cr.height()));
+           
+           
+        p->fillPath(thumb_rect, QBrush(thumbGrad));
+           
+        // center line
+        p->fillRect(ipos + d_thumbHalf, cr.y(), 1, cr.height(), pal.dark().color());
+           
 
-  p->setPen(pal.dark().color());
-  if (rSlot.top() < rThumb.top())
-     p->drawLine(rSlot.left(), rSlot.top(), rSlot.right(), rSlot.top());
+        }
+    else // (d_orient == Qt::Vertical)
+        {
+	      
+        cr.setRect(r.x() + d_mMargin,
+                   r.y(),
+                   r.width() - 2*d_mMargin,
+                   r.height());
+	    
+
+        //
+        // Draw background
+        //
+        QPainterPath bg_rect = roundedPath(cr,
+                                           xrad, yrad, 
+                                           (RoundCorner) (UpperLeft | UpperRight | LowerLeft | LowerRight) );
+	    
+        p->fillPath(bg_rect, d_fillColor);
+
+        dist1 = int(double(cr.height() - d_thumbLength) * (1.0 - rpos));
+        ipos = cr.y() + dist1;
+        markerPos = ipos + d_thumbHalf;
 
   
-  if (rSlot.top() < rThumb.top() - 1)
-  {
-      p->drawLine(rSlot.left(), rThumb.top() - 1, rSlot.left(), rSlot.top());
-      p->setPen(pal.light().color());
-      p->drawLine(rSlot.right(), rSlot.top() + 1, rSlot.right(),
-      rThumb.top() - 1);
-  
-      p->fillRect(rSlot.x() + 1, rSlot.y() + 1, rSlot.width() - 2,
-      dTop - ds -1, QBrush(pal.currentColorGroup() == QPalette::Disabled ? 
-                                 pal.color(QPalette::Disabled, QPalette::WindowText) : Qt::black));
-  
-  }
-    }
-
-    lPos = qwtMax(rSlot.bottom(), rThumb.bottom()) + 1;
-    if (rThumb.bottom() < rBound.bottom())
-    {
-  p->fillRect(rBound.left(), rThumb.bottom() + 1,
-        rSlot.left() - rBound.left(),
-        rBound.bottom() - rThumb.bottom(), brBack);
-  p->fillRect(rSlot.right() + 1, rThumb.bottom() + 1,
-        rBound.right() - rSlot.right(),
-        rBound.bottom() - rThumb.bottom(), brBack);
-  if (lPos <= rBound.bottom())
-     p->fillRect(rSlot.left(), lPos, ws, rBound.bottom() - lPos + 1, brBack);
-
-  p->setPen(pal.dark().color());
-  if (rSlot.bottom() > rThumb.bottom())
-  {
-      p->drawLine(rSlot.left(), rThumb.bottom() + 1, rSlot.left(), rSlot.bottom());
-      p->setPen(pal.light().color());
-      p->drawLine(rSlot.left() * 1, rSlot.bottom(), rSlot.right(), rSlot.bottom());
-  }
-
-  if (rSlot.bottom() > rThumb.bottom() + 1)
-  {
-      p->setPen(pal.light().color());
-      p->drawLine(rSlot.right(), rThumb.bottom() + 1, rSlot.right(),
-      rSlot.bottom());
-      p->fillRect(rSlot.left() + 1, rThumb.bottom() + 1,
-      rSlot.width() - 2, rSlot.bottom() - rThumb.bottom() - 1,
-        QBrush(pal.currentColorGroup() == QPalette::Disabled ? 
-                                 pal.color(QPalette::Disabled, QPalette::WindowText) : Qt::black));
-  }
-    }
+        //
+        // Draw empty upper filling
+        // 
+
+        e_mask.setStart(QPointF(cr.x(), 0));
+        e_mask.setFinalStop(QPointF(cr.x() + cr.width(), 0));
+	    
+        QPainterPath e_rect = roundedPath(cr.x(), cr.y(), 
+                                          cr.width(), ipos + 1,
+                                          xrad, yrad, 
+                                          (RoundCorner) (UpperLeft | UpperRight) );
+	    
+        p->fillPath(e_rect, QBrush(e_mask));
+            
+            
+        //
+        // Draw lower filling mask
+        //
+
+        f_mask.setStart(QPointF(cr.x(), 0));
+        f_mask.setFinalStop(QPointF(cr.x() + cr.width(), 0));
+            
+        QPainterPath f_rect = roundedPath(cr.x(), ipos + d_thumbLength, 
+                                          cr.width(), cr.height() - d_thumbLength - dist1,
+                                          xrad, yrad, (RoundCorner) (LowerLeft | LowerRight) );
+	    
+        p->fillPath(f_rect, QBrush(f_mask));
+            
+            
+        //
+        //  Draw thumb
+        //
+            
+        QPainterPath thumb_rect = roundedPath(r.x(), ipos, 
+                                              r.width(), d_thumbLength,
+                                              2, 2, 
+                                              (RoundCorner) (UpperLeft | UpperRight | LowerLeft | LowerRight) );
+	    
+        thumbGrad.setStart(QPointF(cr.x(), 0));
+        thumbGrad.setFinalStop(QPointF(cr.x() + cr.width(), 0));
+            
+            
+        p->fillPath(thumb_rect, QBrush(thumbGrad));
+            
+        // center line
+        p->fillRect(cr.x(), ipos + d_thumbHalf, cr.width(), 1, pal.dark().color());
+            
+        }
 
 }
 
@@ -506,11 +446,6 @@ double Slider::getValue( const QPoint &p)
     int pos;
     QRect r = d_sliderRect;
 
-    r.setLeft(r.left() + d_bwTrough);
-    r.setRight(r.right() - d_bwTrough);
-    r.setTop(r.top() - d_bwTrough);
-    r.setBottom(r.bottom() - d_bwTrough);
-
     if (d_orient == Qt::Horizontal)
     {
   
@@ -579,21 +514,11 @@ void Slider::getScrollMode( QPoint &p, const Qt::MouseButton &button, int &scrol
         QPoint cp;
         int ipos,dist1;
         double rpos;
-        int lineDist;
-  
-        if(d_bwTrough > 0) 
-          cr.setRect(d_sliderRect.x() + d_bwTrough,
-                    d_sliderRect.y() + d_bwTrough,
-                    d_sliderRect.width() - 2*d_bwTrough,
-                    d_sliderRect.height() - 2*d_bwTrough);
-        else 
-          cr = d_sliderRect;
+
+        cr = d_sliderRect;
   
         rpos = (value()  - minValue()) / (maxValue() - minValue());
   
-        lineDist = d_borderWidth - 1;
-        if(lineDist < 1) lineDist = 1;
-  
         if(d_orient == Qt::Horizontal)
         {
           dist1 = int(double(cr.width() - d_thumbLength) * rpos);
@@ -687,7 +612,7 @@ void Slider::resizeEvent(QResizeEvent *e)
 
     d_resized = TRUE;
     QSize s = e->size();
-    int sliderWidth = d_thumbWidth + 2 * d_bwTrough;
+    int sliderWidth = d_thumbWidth;
 
     // reposition slider
     if(d_orient == Qt::Horizontal)
@@ -701,9 +626,9 @@ void Slider::resizeEvent(QResizeEvent *e)
          - d_yMargin - sliderWidth,
          s.width() - 2 * d_xMargin,
          sliderWidth);
-      d_scale.setGeometry(d_sliderRect.x() + d_bwTrough + d_thumbHalf,
+      d_scale.setGeometry(d_sliderRect.x() + d_thumbHalf,
         d_sliderRect.y() - d_scaleDist,
-        d_sliderRect.width() - d_thumbLength - 2*d_bwTrough,
+        d_sliderRect.width() - d_thumbLength,
         ScaleDraw::Top);
   
       break;
@@ -714,9 +639,9 @@ void Slider::resizeEvent(QResizeEvent *e)
          this->rect().y() + d_yMargin,
          s.width() - 2*d_xMargin,
          sliderWidth);
-      d_scale.setGeometry(d_sliderRect.x() + d_bwTrough + d_thumbHalf,
+      d_scale.setGeometry(d_sliderRect.x() + d_thumbHalf,
         d_sliderRect.y() + d_sliderRect.height() +  d_scaleDist,
-        d_sliderRect.width() - d_thumbLength - 2*d_bwTrough,
+        d_sliderRect.width() - d_thumbLength,
         ScaleDraw::Bottom);
   
       break;
@@ -727,7 +652,7 @@ void Slider::resizeEvent(QResizeEvent *e)
       break;
   }
     }
-    else
+    else // d_orient == Qt::Vertical
     {
   switch(d_scalePos)
   {
@@ -738,8 +663,8 @@ void Slider::resizeEvent(QResizeEvent *e)
          sliderWidth,
          s.height() - 2 * d_yMargin);
       d_scale.setGeometry(d_sliderRect.x() - d_scaleDist,
-        d_sliderRect.y() + d_thumbHalf + d_bwTrough,
-        s.height() - d_thumbLength - 2*d_bwTrough,
+        d_sliderRect.y() + d_thumbHalf,
+        s.height() - d_thumbLength,
         ScaleDraw::Left);
   
       break;
@@ -750,8 +675,8 @@ void Slider::resizeEvent(QResizeEvent *e)
          s.height() - 2* d_yMargin);
       d_scale.setGeometry(this->rect().x() + d_sliderRect.width()
         + d_scaleDist,
-        d_sliderRect.y() + d_thumbHalf + d_bwTrough,
-        s.height() - d_thumbLength - 2*d_bwTrough,
+        d_sliderRect.y() + d_thumbHalf,
+        s.height() - d_thumbLength,
         ScaleDraw::Right);
       break;
   default:
@@ -759,8 +684,8 @@ void Slider::resizeEvent(QResizeEvent *e)
          s.width(), s.height());
       break;
   }
-    }
 
+    }
 }
 
 //------------------------------------------------------------
@@ -847,20 +772,20 @@ QSize Slider::sizeHint() //const ddskrjo
 
             switch(d_orient) {
                   case Qt::Vertical:
-                        w = 2*d_xMargin + d_thumbWidth + 2*d_bwTrough + msWidth + d_scaleDist + 2;
+                        w = 2*d_xMargin + d_thumbWidth + msWidth + d_scaleDist + 2;
                         break;
                   case Qt::Horizontal:
-                        h = 2*d_yMargin + d_thumbWidth + 2*d_bwTrough + msHeight + d_scaleDist;
+                        h = 2*d_yMargin + d_thumbWidth + msHeight + d_scaleDist;
                         break;
                   }
             }
       else {      // no scale
             switch(d_orient) {
                   case Qt::Vertical:
-                        w = 16 + 2 * d_bwTrough;
+                        w = 16;
                         break;
                   case Qt::Horizontal:
-                        h = 16 + 2 * d_bwTrough;
+                        h = 16;
                         break;
                   }
             }
diff --git a/muse2/muse/widgets/slider.h b/muse2/muse/widgets/slider.h
index 72fcc6ba..0409cb4f 100644
--- a/muse2/muse/widgets/slider.h
+++ b/muse2/muse/widgets/slider.h
@@ -28,7 +28,7 @@ class Slider : public SliderBase, public ScaleIf
 
  public:
   enum ScalePos { None, Left, Right, Top, Bottom };
-  enum { BgTrough = 0x1, BgSlot = 0x2 };
+  enum RoundCorner { UpperLeft = 0x1, UpperRight = 0x2, LowerLeft = 0x4, LowerRight = 0x8 };
 
    private:
       Q_PROPERTY( double lineStep READ lineStep WRITE setLineStep )
@@ -40,11 +40,12 @@ class Slider : public SliderBase, public ScaleIf
   int d_thumbLength;
   int d_thumbHalf;
   int d_thumbWidth;
-  int d_borderWidth;
-  int d_bwTrough;
   int d_scaleDist;
   int d_xMargin;
   int d_yMargin;
+  int d_mMargin;
+
+  QColor d_fillColor;
   
   int d_resized;
   bool d_autoResize;
@@ -55,6 +56,8 @@ class Slider : public SliderBase, public ScaleIf
   int d_bgStyle;
   int markerPos;
 
+  QPainterPath roundedPath(int x, int y, int w, int h, int xrad, int yrad, RoundCorner roundCorner);
+  QPainterPath roundedPath(QRect r, int xrad, int yrad, RoundCorner roundCorner);
   void drawHsBgSlot(QPainter *, const QRect&, const QRect&,const QBrush&);
   void drawVsBgSlot(QPainter *, const QRect&, const QRect&,const QBrush&);
 
@@ -71,9 +74,9 @@ class Slider : public SliderBase, public ScaleIf
 
   public:
   Slider(QWidget *parent, const char *name = 0,
-      Qt::Orientation orient = Qt::Vertical,
-      ScalePos scalePos = None,
-      int bgStyle = BgTrough);
+         Qt::Orientation orient = Qt::Vertical,
+         ScalePos scalePos = None,
+         QColor fillColor = QColor(100, 100, 255));
   
   ~Slider();
   void setThumbLength(int l);
@@ -88,7 +91,6 @@ class Slider : public SliderBase, public ScaleIf
   void setLineStep(double);
   void setPageStep(double);
 
-  void setBorderWidth(int bw);
       void setMargins(int x, int y);
   QSize sizeHint(); // const;
       };