moved attic to a branch of it's own

1 files changed, 0 insertions, 1871 deletions

diff --git a/attic/muse_qt4_evolution/awl/tcanvas.cpp b/attic/muse_qt4_evolution/awl/tcanvas.cpp
deleted file mode 100644
index 6ec4f68f..00000000
--- a/attic/muse_qt4_evolution/awl/tcanvas.cpp
+++ /dev/null
@@ -1,1871 +0,0 @@
-//=============================================================================
-//  Awl
-//  Audio Widget Library
-//  $Id:$
-//
-//  Copyright (C) 2002-2006 by Werner Schweer and others
-//
-//  This program is free software; you can redistribute it and/or modify
-//  it under the terms of the GNU General Public License version 2.
-//
-//  This program is distributed in the hope that it will be useful,
-//  but WITHOUT ANY WARRANTY; without even the implied warranty of
-//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//  GNU General Public License for more details.
-//
-//  You should have received a copy of the GNU General Public License
-//  along with this program; if not, write to the Free Software
-//  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-//=============================================================================
-
-#include "tcanvas.h"
-#include "al/al.h"
-#include "al/sig.h"
-#include "al/tempo.h"
-#include "../muse/gconfig.h"
-#include "../muse/icons.h"
-
-#include "metronom.xpm"
-#include "clock.xpm"
-
-#ifdef __APPLE__
-  inline double exp10(double a) { return pow(10.0, a); }
-#endif
-
-static QIcon* clockIcon;
-static QIcon* metronomIcon;
-
-FollowMode TimeCanvas::followMode = FOLLOW_JUMP;
-QPixmap* TimeCanvas::octave;
-QPixmap* TimeCanvas::mk1;
-QPixmap* TimeCanvas::mk2;
-QPixmap* TimeCanvas::mk3;
-QPixmap* TimeCanvas::mk4;
-
-enum DragType {
-      DRAG_RULER,
-      DRAG_CANVASA, DRAG_CANVAS_B,
-      DRAG_PANELA, DRAG_PANELB,
-      DRAG_OTHER
-      };
-
-//---------------------------------------------------------
-//   TimeCanvas
-//---------------------------------------------------------
-
-TimeCanvas::TimeCanvas(TimeCanvasType t)
-   : QFrame()
-      {
-      setAttribute(Qt::WA_NoSystemBackground, true);
-
-      _yFit      = false;
-      _tool      = PointerTool;
-      type       = t;
-      _timeType  = AL::TICKS;
-      marker     = 0;
-      showCursor = false;
-      ctrlHeight = 0;
-      curPitch   = -1;
-      mouseInB   = false;
-      dragType   = DRAG_OTHER;
-      followPos  = true;
-
-      // set default color
-      canvasBackgroundColor = QColor(0x71, 0x8d, 0xbe);
-
-      if (clockIcon == 0) {
-            clockIcon = new QIcon(QPixmap(clock_xpm));
-            metronomIcon = new QIcon(QPixmap(metronom_xpm));
-            }
-      button = Qt::NoButton;
-      grid   = new QGridLayout;
-      grid->setMargin(0);
-      grid->setSpacing(1);
-      setLayout(grid);
-
-      _widget = new QWidget;
-      _widget->setAttribute(Qt::WA_NoSystemBackground);
-      _widget->setAttribute(Qt::WA_StaticContents);
-      _widget->installEventFilter(this);
-      _widget->setMouseTracking(true);
-      _widget->setAcceptDrops(true);
-
-      // allow to set slider position before slider range
-      // is known:
-
-      pos1.setTick(0);
-      pos2.setTick(INT_MAX);
-
-      hmag = new QSlider(Qt::Horizontal);
-      hmag->setRange(0, 100);
-      _xmagMin = 0.001;
-      _xmagMax = 0.3;
-      _xmag    = 0.04;
-      hmag->setValue(xmag2s(_xmag));
-
-      vmag = 0;
-      if (type != TIME_CANVAS_DRUMEDIT) {
-            vmag = new QSlider(Qt::Vertical);
-            vmag->setRange(0, 100);
-            vmag->setPageStep(1);
-            }
-      _ymag = 1.0;
-
-      hbar = new QScrollBar(Qt::Horizontal);
-      hbar->setRange(0, INT_MAX);
-      vbar = new QScrollBar(Qt::Vertical);
-      timeTypeButton = new QToolButton;
-      timeTypeButton->setFixedSize(20, rulerHeight);
-      setTimeType1(AL::TICKS);
-      yRange = 0;
-
-      switch(type) {
-            case TIME_CANVAS_PIANOROLL:
-                  _ymagMin = 0.5;
-                  _ymagMax = 3.0;
-                  vmag->setValue(lrint((_ymag-_ymagMin)*100.0/(_ymagMax-_ymagMin)));
-                  initPianoroll();
-                  break;
-            case TIME_CANVAS_DRUMEDIT:
-                  _ymagMin = 1.0;
-                  _ymagMax = 1.0;
-                  yRange   = drumHeight * 128;
-                  break;
-            case TIME_CANVAS_WAVEEDIT:
-                  _xmagMin = 0.001;
-                  _xmagMax = 100.0;
-                  _xmag    = 0.04;
-                  _ymagMin = 1.0;
-                  _ymagMax = 10.0;
-                  _ymag    = 1.0;
-                  break;
-            default:
-                  _ymagMin = 1.0;
-                  _ymagMax = 1.0;
-                  break;
-            }
-      updateGeometry();
-      if (type == TIME_CANVAS_PIANOROLL || type == TIME_CANVAS_DRUMEDIT
-         || type == TIME_CANVAS_WAVEEDIT) {
-            addCtrlButton = new QPushButton(tr("Ctrl"), _widget);
-            addCtrlButton->setGeometry(1, 1, rPanelA.width()-4, rulerHeight-4);
-            addCtrlButton->setToolTip(tr("Add Controller View"));
-            connect(addCtrlButton, SIGNAL(clicked()), SLOT(addCtrlClicked()));
-            }
-
-      grid->addWidget(_widget,  0, 0, 3, 2);
-      grid->addWidget(hbar,     3, 0, Qt::AlignVCenter);
-      grid->addWidget(hmag,     3, 1, Qt::AlignVCenter);
-      grid->addWidget(timeTypeButton, 0, 2);
-      grid->addWidget(vbar,     1, 2, Qt::AlignHCenter);
-      if (vmag)
-            grid->addWidget(vmag,     2, 2, Qt::AlignHCenter);
-
-      grid->setColumnStretch(0, 100);
-      grid->setRowStretch(1, 100);
-
-      _raster = 0;
-      updateScrollBars();
-      connect(hbar, SIGNAL(valueChanged(int)), SLOT(moveX(int)));
-      connect(vbar, SIGNAL(valueChanged(int)), SLOT(moveY(int)));
-      connect(hmag, SIGNAL(valueChanged(int)), SLOT(scaleX(int)));
-      if (vmag)
-            connect(vmag, SIGNAL(valueChanged(int)), SLOT(scaleY(int)));
-      connect(timeTypeButton, SIGNAL(clicked()), SLOT(toggleTimeType()));
-      }
-
-//---------------------------------------------------------
-//   resizeController
-//---------------------------------------------------------
-
-void TimeCanvas::resizeController(int h)
-      {
-      if (h == ctrlHeight)
-            return;
-      int updateH = h > ctrlHeight ? h : ctrlHeight;
-      ctrlHeight = h;
-      updateGeometry();
-      updateScrollBars();
-      widget()->update(0, widget()->height() - updateH, widget()->width(), updateH);
-      }
-
-//---------------------------------------------------------
-//   eventFilter
-//---------------------------------------------------------
-
-bool TimeCanvas::eventFilter(QObject* obj, QEvent* event)
-      {
-      if (obj != _widget)
-            return QFrame::eventFilter(obj, event);
-
-      switch(event->type()) {
-            case QEvent::Paint:
-                  {
-                  QPainter p(_widget);
-                  canvasPaintEvent(((QPaintEvent*)event)->rect(), p);
-                  }
-                  return true;
-
-            case QEvent::Resize:
-                  updateGeometry();
-                  updateScrollBars();
-                  layout();
-                  return false;
-
-            case QEvent::MouseButtonDblClick:
-                  {
-                  QMouseEvent* me = (QMouseEvent*)event;
-                  QPoint p(me->pos());
-                  button   = me->button();
-                  keyState = me->modifiers();
-                  mouseDoubleClick(me);
-                  }
-                  return true;
-
-            case QEvent::MouseButtonPress:
-                  {
-                  QMouseEvent* me = (QMouseEvent*)event;
-                  keyState = me->modifiers();
-                  button   = me->button();
-                  QPoint p(me->pos());
-                  int x = p.x() - rRuler.x();
-                  bool shift = keyState & Qt::ShiftModifier;
-
-                  if (rRuler.contains(p)) {
-                        dragType = DRAG_RULER;
-                        if (shift) {
-                              AL::Pos pos(pix2pos(x));
-                              if (button == Qt::LeftButton)
-                                    emit addMarker(pos);
-                              else if (button == Qt::RightButton)
-                                    emit removeMarker(pos);
-                              return true;
-                              }
-                        }
-                  else {
-                        dragType = DRAG_OTHER;
-                        mousePress(me);
-                        }
-                  }
-                  // go on with MouseMove
-
-            case QEvent::MouseMove:
-                  {
-                  QMouseEvent* me = (QMouseEvent*)event;
-                  keyState        = me->modifiers();
-                  button          = me->buttons();
-                  QPoint p(me->pos());
-                  AL::Pos pos(pix2pos(p.x()-rCanvasA.x()));
-
-                  if (dragType == DRAG_OTHER) {
-                        if (button == 0 && (rPanelB.contains(p) || rCanvasB.contains(p))) {
-                              if (!mouseInB) {
-                                    mouseInB = true;
-                                    enterB();
-                                    }
-                              }
-                        else {
-                              if (button == 0 && mouseInB) {
-                                    mouseInB = false;
-                                    leaveB();
-                                    }
-                              }
-
-                        if (showCursor && p.x() < rCanvasA.x()) {
-                              showCursor = false;
-                              widget()->update(rRuler);
-                              emit cursorPos(cursor, showCursor);
-                              }
-
-                        if (p.x() >= rCanvasA.x() && (cursor != pos)) {
-					int x1 = pos2pix(cursor) + rCanvasA.x();
-                              int x2 = pos2pix(pos)    + rCanvasA.x();
-                              QRect r1(x1-1, 0, 2, rRuler.height());
-                              QRect r2(x2-1, 0, 2, rRuler.height());
-                              widget()->update(rRuler & (r1 | r2));
-                              cursor     = pos;
-                              showCursor = true;
-                              emit cursorPos(cursor, showCursor);
-                              }
-
-                        if (rRuler.contains(p)) {
-                              int b = me->buttons();
-                              if (b == 0)
-                                    return true;
-                              int i = 0;
-                              if (b & Qt::MidButton)
-                                    i = 1;
-                              else if (b & Qt::RightButton)
-                                    i = 2;
-                              if (keyState & Qt::ShiftModifier)
-                                    emit addMarker(i);
-                              emit posChanged(i, pos);
-                              }
-                        else {
-                              mouseMove(p);
-                              }
-                        }
-                  else if (dragType == DRAG_RULER) {
-                        int b = me->buttons();
-                        if (b == 0)
-                              return true;
-                        int i = 0;
-                        if (b & Qt::MidButton)
-                              i = 1;
-                        else if (b & Qt::RightButton)
-                              i = 2;
-                        if (keyState & Qt::ShiftModifier)
-                              emit addMarker(i);
-                        emit posChanged(i, pos);
-                        }
-                  }
-                  return true;
-
-            case QEvent::MouseButtonRelease:
-                  {
-                  QMouseEvent* me = (QMouseEvent*)event;
-                  button   = Qt::NoButton;
-                  keyState = me->modifiers();
-                  mouseRelease(me);
-      		dragType = DRAG_OTHER;
-                  }
-                  return true;
-
-            case QEvent::DragEnter:
-                  dragEnter((QDragEnterEvent*)event);
-                  return true;
-
-            case QEvent::Drop:
-                  drop((QDropEvent*)event);
-                  return true;
-
-            case QEvent::DragMove:
-                  dragMove((QDragMoveEvent*)event);
-                  return true;
-
-            case QEvent::DragLeave:
-                  dragLeave((QDragLeaveEvent*)event);
-                  return true;
-
-            case QEvent::Leave:
-            	{
-                  emit cursorPos(cursor, false);
-                  showCursor = false;
-                  emit pitchChanged(-1);
-                  curPitch = -1;
-            	QRect r(rRuler);
-            	if (!rPanelA.isEmpty())
-                  	r |= rPanelA;
-                  widget()->update(r);
-
-                  if (mouseInB) {
-                        mouseInB = false;
-                        // button = ((QMouseEvent*)event)->buttons();
-                        leaveB();
-                        }
-                  }
-                  return false;
-
-            case QEvent::Wheel:
-            	{
-                  QWheelEvent* e = (QWheelEvent*)event;
-                  if (e->orientation() != Qt::Vertical)
-            		return true;
-      		if ((e->modifiers() & Qt::ControlModifier) || (e->modifiers() & Qt::ShiftModifier)) {
-                        //
-                        // xmag
-                        //
-                        int oldx = e->x() - rCanvasA.x();
-                        AL::Pos pos(pix2pos(oldx));
-                        int step = e->delta() / 120;
-                        if (step > 0) {
-                              for (int i = 0; i< step; ++i)
-                                    _xmag *= 1.1;
-                              }
-                        else {
-                              for (int i = 0; i < -step; ++i)
-                                    _xmag *= 0.9;
-                              }
-                        if (_xmag < _xmagMin)
-                              _xmag = _xmagMin;
-                        else if (_xmag > _xmagMax)
-                              _xmag = _xmagMax;
-                        hmag->setValue(xmag2s(_xmag));
-                        int newx = pos2pix(pos);
-                        updateScrollBars();
-                        hbar->setValue(wpos.x() + (newx - oldx));
-                        updateRulerMag();
-                        magChanged();
-                        _widget->update();
-                        }
-                  else {
-                        //
-                        //   scroll
-                        //
-                        int step = qMin(QApplication::wheelScrollLines() * vbar->singleStep(), vbar->pageStep());
-            		int offset = e->delta() * step / 120;
-            		if (vbar->invertedControls())
-                  		offset = -offset;
-            		if (qAbs(offset) < 1)
-                  		return true;
-      	      	vbar->setValue(vbar->value() + offset);
-                        }
-                  }
-            	return true;
-            default:
-// printf("event %d missed\n", event->type());
-                  break;
-            }
-      return false;
-      }
-
-
-
-void TimeCanvas::keyPressEvent(QKeyEvent *e)
-{
-    if (e->key() == Qt::Key_Up   || e->key() == Qt::Key_Down ||
-        e->key() == Qt::Key_Left || e->key() == Qt::Key_Right)
-        keyboardNavigate(e);
-}
-
-//---------------------------------------------------------
-//   moveX
-//---------------------------------------------------------
-
-void TimeCanvas::moveX(int x)
-      {
-      int dx = wpos.x() - x;
-      wpos.setX(x);
-
-      int wh = _widget->height();
-
-      if (type == TIME_CANVAS_PIANOROLL || type == TIME_CANVAS_DRUMEDIT
-         || TIME_CANVAS_WAVEEDIT) {
-            _widget->scroll(dx, 0, QRect(rCanvasA.x(), 0, rCanvasA.width(), wh));
-
-            //HACK:
-            // update controller names
-            int w = 100 + ((dx > 0) ? dx : 0);
-            _widget->update(rCanvasB.x(), rCanvasB.y(), w, rCanvasB.height());
-
-            //HACK:
-            // repaint rounded line end (splitter handle for controller
-            // canvas)
-            int x = rCanvasB.x() + rCanvasB.width() - 1;
-            w = 1;
-            if (dx < 0) {
-                  x += dx;
-                  w -= dx;
-                  }
-            _widget->update(x, rCanvasB.y(), w, rCanvasB.height());
-            }
-      else
-            _widget->scroll(dx, 0);
-      emit contentsMoving(wpos.x(), wpos.y());
-      }
-
-//---------------------------------------------------------
-//   moveY
-//---------------------------------------------------------
-
-void TimeCanvas::moveY(int y)
-      {
-      int dy = wpos.y() - y;
-      if (dy == 0)
-            return;
-      wpos.setY(y);
-
-      // dont move ruler:
-
-      int ww = _widget->width();
-      int wh = _widget->height();
-
-      QRect r(0, rulerHeight, ww, wh - rulerHeight - ctrlHeight);
-
-      _widget->scroll(0, dy, r);
-      emit contentsMoving(wpos.x(), wpos.y());
-      }
-
-//---------------------------------------------------------
-//   setYPos
-//---------------------------------------------------------
-
-void TimeCanvas::setYPos(int y)
-      {
-      setWPos(QPoint(wpos.x(), y));
-      }
-
-//---------------------------------------------------------
-//   setWPos
-//---------------------------------------------------------
-
-void TimeCanvas::setWPos(const QPoint& p)
-      {
-      if (wpos != p) {
-            wpos = p;
-            hbar->setValue(wpos.x());
-            vbar->setValue(wpos.y());
-            _widget->update();
-//            QCoreApplication::flush();
-            }
-      }
-
-//---------------------------------------------------------
-//   paintClockRuler
-//---------------------------------------------------------
-
-void TimeCanvas::paintClockRuler(QPainter& p, const QRect& r)
-      {
-      int x1 = r.x();
-      int x2 = x1 + r.width();
-
-      int y1 = r.y();
-      int rh = r.height();
-      if (y1 < rulerHeight) {
-            rh -= rulerHeight - y1;
-            y1 = rulerHeight;
-            }
-      int y2 = y1 + rh;
-
-      //---------------------------------------------------
-      //    draw Marker
-      //---------------------------------------------------
-
-      int y = rulerHeight - 16;
-      p.setPen(Qt::black);
-      p.setFont(_font3);
-      QRect tr(r);
-      tr.setHeight(12);
-
-      if (marker) {
-            for (AL::iMarker m = marker->begin(); m != marker->end(); ++m) {
-                  int xp = mapx(int(m->second.frame()));
-                  if (xp > x2)
-                        break;
-                  AL::iMarker mm = m;
-                  ++mm;
-                  int xe = x2;
-                  if (mm != marker->end()) {
-                        xe = mapx(mm->first);
-                        }
-                  QRect tr(xp, 0, x2 - xp, 11);
-                  if (m->second.current()) {
-                        p.fillRect(tr, Qt::white);
-                        }
-                  if (r.intersects(tr)) {
-                        int x2;
-                        AL::iMarker mm = m;
-                        ++mm;
-                        if (mm != marker->end())
-                              x2 = mapx(mm->first);
-                        else
-                              x2 = xp+200;
-                        QRect r  = QRect(xp+10, 0, x2-xp, 12);
-                        p.drawPixmap(xp, 0, *flagIconS);
-                        p.drawText(r, Qt::AlignLeft|Qt::AlignVCenter, m->second.name());
-                        }
-                  }
-            }
-
-      p.setPen(Qt::black);
-      if (showCursor) {
-            int xp = pos2pix(cursor);
-            if (xp >= x1 && xp < x2)
-                  p.drawLine(xp, 0, xp, rulerHeight);
-            }
-
-      AL::Pos p1(pix2pos(x1));
-      AL::Pos p2(pix2pos(x2));
-
-      int sec1 = p1.frame() / AL::sampleRate;
-      int sec2 = (p2.frame() + AL::sampleRate - 1) / AL::sampleRate;
-
-      int sw = lrint(AL::sampleRate * _xmag);
-
-      if (sw > 20) {
-            for (int sec = sec1; sec < sec2; ++sec) {
-                  int min = sec / 60;
-                  int sr  = sec % 60;
-
-                  int yy;
-                  QString s;
-                  if (sr == 0) {
-                        p.setFont(_font2);
-                        s.sprintf("%d:00", min);
-                        yy = y;
-                        }
-                  else {
-                        p.setFont(_font1);
-                        s.sprintf("%02d", sr);
-                        yy = y + 7;
-                        }
-                  int xp = pos2pix(AL::Pos(sec * AL::sampleRate, AL::FRAMES));
-// printf("  sec %d min %d sr %d  xp %d\n", sec, min, sr, xp);
-                  p.setPen(Qt::black);
-                  p.drawLine(xp, yy, xp, rulerHeight);
-                  p.drawText(xp + 2, rulerHeight - 4, s);
-                  p.setPen(sr == 0 ? Qt::lightGray : Qt::gray);
-                  p.drawLine(xp, y1, xp, y2);
-                  }
-            }
-      else {
-            int min1 = sec1/60;
-            int min2 = (sec2+59)/60;
-            for (int min = min1; min < min2; ++min) {
-                  QString s;
-                  p.setFont(_font2);
-                  s.sprintf("%d", min);
-                  int xp = pos2pix(AL::Pos(min * AL::sampleRate * 60, AL::FRAMES));
-                  p.setPen(Qt::black);
-                  p.drawLine(xp, y, xp, rulerHeight);
-                  p.drawText(xp + 2, rulerHeight - 4, s);
-                  p.setPen(Qt::lightGray);
-                  p.drawLine(xp, y1, xp, y2);
-                  }
-            }
-      }
-
-//---------------------------------------------------------
-//   updateRulerMag
-//---------------------------------------------------------
-
-void TimeCanvas::updateRulerMag()
-      {
-      int bar1, beat, tick;
-      pos1.mbt(&bar1, &beat, &tick);
-      AL::Pos stick(bar1, 0, 0);
-      AL::Pos ntick = AL::Pos(bar1 + 1, 0, 0);
-      int tpix  = pos2pix(ntick) - pos2pix(stick);
-      metronomeRulerMag = 0;
-      if (tpix < 64)
-      	metronomeRulerMag = 1;
-      if (tpix < 32)
-      	metronomeRulerMag = 2;
-	if (tpix <= 16)
-      	metronomeRulerMag = 3;
-	if (tpix < 8)
-      	metronomeRulerMag = 4;
-      if (tpix <= 4)
-      	metronomeRulerMag = 5;
-      if (tpix <= 2)
-      	metronomeRulerMag = 6;
-      }
-
-//---------------------------------------------------------
-//   paintMetronomRuler
-//---------------------------------------------------------
-
-void TimeCanvas::paintMetronomRuler(QPainter& p, const QRect& r)
-      {
-      static const int mag[7] = {
-            1, 1, 2, 5, 10, 20, 50
-            };
-
-      int x = r.x();
-      int w = r.width();
-      int y = rulerHeight - 16;
-
-      p.setFont(_font3);
-
-      int h  = 14;
-      int y1 = r.y();
-      int rh = r.height();
-      if (y1 < rulerHeight) {
-            rh -= rulerHeight - y1;
-            y1 = rulerHeight;
-            }
-      int y2 = y1 + rh;
-
-      if (x < (MAP_OFFSET - wpos.x()))
-            x = MAP_OFFSET - wpos.x();
-      AL::Pos pos1 = pix2pos(x);
-      AL::Pos pos2 = pix2pos(x+w);
-
-      if (marker) {
-            AL::iMarker start = marker->lower_bound(pos1.tick());
-            if (start != marker->begin())
-                  --start;
-            AL::iMarker end = marker->lower_bound(pos2.tick());
-            for (AL::iMarker m = start; m != end; ++m) {
-                  AL::Pos pm1(m->second);
-                  AL::iMarker m2 = m;
-                  ++m2;
-                  AL::Pos pm2(pos2);
-                  if (m2 != marker->end())
-                        pm2 = m2->second;
-
-                  int x1 = pos2pix(pm1);
-                  int x2 = pos2pix(pm2);
-
-                  if (pos[0] >= pm1 && (m2 == marker->end() || pos[0] < pm2))
-                        p.fillRect(x1, 0, x2 - x1, 11, Qt::white);
-
-                  QRect r  = QRect(x1 + 10, 0, x2 - x1, 12);
-                  p.drawPixmap(x1, 0, *flagIconS);
-                  p.drawText(r, Qt::AlignLeft|Qt::AlignVCenter, m->second.name());
-                  }
-            }
-
-      //---------------------------------------------------
-      //    draw raster
-      //---------------------------------------------------
-
-      int bar1, bar2, beat, tick;
-      pos1.mbt(&bar1, &beat, &tick);
-      pos2.mbt(&bar2, &beat, &tick);
-
-      int n = mag[metronomeRulerMag];
-
-	bar1 = (bar1 / n) * n;		// round down
-      if (bar1 && n >= 2)
-            bar1 -= 1;
-	bar2 = ((bar2 + n - 1) / n) * n; // round up
-
-      for (int bar = bar1; bar <= bar2;) {
-      	AL::Pos stick(bar, 0, 0);
-            if (metronomeRulerMag) {
-			p.setFont(_font2);
-                  int x = pos2pix(stick);
-                  QString s;
-                  s.setNum(bar + 1);
-
-                  p.setPen(Qt::black);
-                  p.drawLine(x, y, x, y + h);
-                  QRect r = QRect(x+2, y, 1000, h);
-                  p.drawText(r, Qt::AlignLeft | Qt::AlignVCenter, s);
-                  p.setPen(Qt::lightGray);
-                  if (x > 0)
-                        p.drawLine(x, y1, x, y2);
-                  }
-            else {
-                  AL::TimeSignature sig = stick.timesig();
-                  int z = sig.z;
-                  for (int beat = 0; beat < z; beat++) {
-                        AL::Pos xx(bar, beat, 0);
-                        int xp = pos2pix(xx);
-                        if (xp < 0)
-                              continue;
-                        QString s;
-                        QRect r(xp+2, y + 1, 1000, h);
-                        int y3;
-                        int num;
-                        if (beat == 0) {
-                              num = bar + 1;
-                              y3  = y + 2;
-                              p.setFont(_font2);
-                              }
-                        else {
-                              num = beat + 1;
-                              y3  = y + 8;
-                              p.setFont(_font1);
-                              r.moveTop(r.top() + 1);
-                              }
-                        s.setNum(num);
-                        p.setPen(Qt::black);
-                        p.drawLine(xp, y3, xp, y+h);
-                        p.drawText(r, Qt::AlignLeft | Qt::AlignVCenter, s);
-                        p.setPen(beat == 0 ? Qt::lightGray : Qt::gray);
-                        if (xp > 0)
-                              p.drawLine(xp, y1, xp, y2);
-                        }
-                  }
-            if (bar == 0 && n >= 2)
-                  bar += (n-1);
-            else
-                  bar += n;
-            }
-      //
-      //  draw mouse cursor marker
-      //
-      p.setPen(Qt::black);
-      if (showCursor) {
-            int xp = pos2pix(cursor);
-            if (xp >= x && xp < x+w)
-                  p.drawLine(xp, 0, xp, rulerHeight-1);
-            }
-
-      }
-
-//---------------------------------------------------------
-//   tempoChanged
-//---------------------------------------------------------
-
-void TimeCanvas::tempoChanged()
-      {
-      widget()->update(rCanvasA.x(), 0, rCanvasA.width(), widget()->height());
-      }
-
-//---------------------------------------------------------
-//   canvasPaintEvent
-//---------------------------------------------------------
-
-void TimeCanvas::canvasPaintEvent(const QRect& r, QPainter& p)
-      {
-      if (r.intersects(rButton)) {
-            p.fillRect(rButton, QColor(0xe0, 0xe0, 0xe0));
-            p.setPen(QPen(Qt::black, 2));
-            int y = rButton.y() + rButton.height() - 1;
-            p.drawLine(rButton.x(), y, rButton.width(), y);
-            }
-      p.setRenderHint(QPainter::TextAntialiasing, true);
-
-      QRect par = r & rPanelA;
-      if (!(par.isEmpty() || rPanelA.isEmpty())) {
-            if (type == TIME_CANVAS_DRUMEDIT) {
-                  paintDrumList(p, par);
-                  }
-            else if (type == TIME_CANVAS_PIANOROLL) {
-                  paintPiano(p, par);
-                  }
-            else if (type == TIME_CANVAS_WAVEEDIT) {
-                  p.fillRect(par, QColor(0xe0, 0xe0, 0xe0));
-                  }
-            }
-
-      QRect pbr(r & rPanelB);
-      QRect hor(r & (rRuler | rCanvasA | rCanvasB));
-      QRect car(r & rCanvasA);
-      QRect cbr(r & rCanvasB);
-
-      bool drawPanelB  = !(pbr.isEmpty() || rPanelB.isEmpty());
-      bool drawRuler   = !(hor.isEmpty() || (rRuler.isEmpty() && rCanvasA.isEmpty() && rCanvasB.isEmpty()));
-      bool drawCanvasA = !(car.isEmpty() || rCanvasA.isEmpty());
-      bool drawCanvasB = !(cbr.isEmpty() || rCanvasB.isEmpty());
-
-      //
-      //  draw canvas background
-      //
-
-      p.setClipRect(r);
-      p.setBrushOrigin(QPoint(car.x() + wpos.x(), car.y() + wpos.y()));
-      if (drawCanvasA) {
-            if (canvasBackgroundPixmap.isNull()) {
-            	if (type == TIME_CANVAS_DRUMEDIT || type == TIME_CANVAS_PIANOROLL
-                     || type == TIME_CANVAS_WAVEEDIT) {
-                        QRect rr(car);
-                        // paint inactive area different
-                        // (darker)
-                        QColor c = canvasBackgroundColor.darker(150);
-                        int x1 = pos2pix(partPos1) + rCanvasA.x();
-                        if (rr.x() < x1) {
-                              QRect r(rr.x(), rr.y(), x1-rr.x(), rr.height());
-                              p.fillRect(r, c);
-                              rr.adjust(x1-rr.x(), 0, 0, 0);
-                              }
-                        int x2  = pos2pix(partPos2) + rCanvasA.x();
-                        int xx2 = rr.x() + rr.width();
-                        if (xx2 > x2) {
-                              if (x2 < rr.x())
-                                    x2 = rr.x();
-                              QRect r(x2, rr.y(), xx2-x2, rr.height());
-                              p.fillRect(r, c);
-                              rr.adjust(0, 0, -(xx2-x2), 0);
-                              }
-                        if (!rr.isEmpty()) {
-	            		p.fillRect(rr, canvasBackgroundColor);
-                              }
-                        }
-                  else
-              		p.fillRect(car, canvasBackgroundColor);
-                  }
-            else {
-                  p.drawTiledPixmap(car, canvasBackgroundPixmap,
-            	   car.topLeft() + QPoint(wpos));
-                  }
-            }
-
-      if (drawCanvasB)
-            p.fillRect(cbr, canvasBackgroundColor);
-
-      //---------------------------------------------------
-      //    draw Ruler
-      //---------------------------------------------------
-
-      if (drawRuler) {
-            QRect rrr(r & rRuler);
-            if (!rrr.isEmpty())
-                  p.fillRect(rrr, QColor(0xe0, 0xe0, 0xe0));
-            int x1 = hor.x();
-            int x2 = x1 + hor.width();
-            int y1 = rulerHeight - 17;
-            int y2 = rulerHeight - 1;
-
-            p.setPen(QPen(Qt::black, 1));
-            p.drawLine(x1, y1, x2, y1);
-            p.setPen(QPen(Qt::black, 2));
-            p.drawLine(x1, y2, x2, y2);
-
-            QPoint off(rRuler.topLeft());
-            p.translate(off);
-            if (_timeType == AL::TICKS)
-                  paintMetronomRuler(p, hor.translated(-off));
-            else
-                  paintClockRuler(p, hor.translated(-off));
-            p.translate(-off);
-            }
-
-      if (drawCanvasA) {
-            p.setClipRect(car);
-            paintCanvas(p, car);
-            }
-      p.setRenderHint(QPainter::Antialiasing, false);
-      if (drawPanelB) {
-            p.setClipRect(pbr);
-            QPoint off(rPanelB.topLeft());
-            p.translate(off);
-            paintControllerPanel(p, pbr.translated(-off));
-            p.translate(-off);
-            }
-      if (drawCanvasB) {
-            p.setClipRect(cbr);
-            QPoint off(rCanvasB.topLeft());
-            p.translate(off);
-            paintControllerCanvas(p, cbr.translated(-off));
-            p.translate(-off);
-            }
-      //---------------------------------------------------
-      // draw marker
-      //---------------------------------------------------
-
-      int y1 = r.y();
-      int y2 = y1 + r.height();
-      if (drawRuler) {
-            p.setClipRect(hor);
-            int w  = r.width();
-            int x  = r.x();
-            int y  = rulerHeight - 16;
-            QColor lcColors[3] = { Qt::red, Qt::blue, Qt::blue };
-
-            for (int i = 0; i < 3; ++i) {
-                  p.setPen(lcColors[i]);
-                  int xp      = pos2pix(pos[i]) + rRuler.x();
-                  QPixmap* pm = markIcon[i];
-                  int pw = (pm->width() + 1) / 2;
-                  int x1 = x - pw;
-                  int x2 = x + w + pw;
-                  if (xp >= x1 && xp < x2) {
-                        p.drawPixmap(xp - pw, y-2, *pm);
-                        p.drawLine(xp, y1, xp, y2);
-                        }
-                  }
-            }
-      if (marker) {
-            int yy1 = y1;
-            if (yy1 < rCanvasA.x())
-                  yy1 = rCanvasA.x();
-            p.setPen(Qt::green);
-            AL::iMarker start = marker->lower_bound(pos1.tick());
-            if (start != marker->begin())
-                  --start;
-            AL::iMarker end = marker->lower_bound(pos2.tick());
-            if (end != marker->end())
-                  ++end;
-            for (AL::iMarker m = start; m != end; ++m) {
-                  AL::Pos pm(m->second);
-                  int x = pos2pix(pm) + rRuler.x();
-                  p.drawLine(x, yy1, x, y2);
-                  }
-            }
-      }
-
-//---------------------------------------------------------
-//   paintCanvas
-//---------------------------------------------------------
-
-void TimeCanvas::paintCanvas(QPainter& p, const QRect& cr)
-      {
-      QPoint off(rCanvasA.topLeft());
-
-      if (type == TIME_CANVAS_PIANOROLL) {
-            paintPianorollHorizontalGrid(p, cr);
-            p.setRenderHint(QPainter::Antialiasing, true);
-            }
-      else if (type == TIME_CANVAS_DRUMEDIT) {
-            paintDrumeditHorizontalGrid(p, cr);
-            p.setRenderHint(QPainter::Antialiasing, true);
-            }
-      else
-            off = QPoint(rCanvasA.x(), rCanvasA.y() - wpos.y());
-      p.translate(off);
-      paint(p, cr.translated(-off));
-      p.resetMatrix();
-      }
-
-//---------------------------------------------------------
-//   setLocatorPos
-//---------------------------------------------------------
-
-void TimeCanvas::setLocatorPos(int idx, const AL::Pos& val, bool follow)
-      {
-      if (pos[idx] == val)
-            return;
-      QFontMetrics fm(_font2);
-      int fw  = fm.width("123") + 2;
-      int w   = qMax(markIcon[idx]->width() + 2, fw);
-      int h   = widget()->height();
-
-      int x = pos2pix(val);
-      if (idx == 0 && follow && followPos && followMode != FOLLOW_NO) {
-            int scroll = 0;
-            if (followMode == FOLLOW_JUMP) {
-                  int x2 = rRuler.width() - 20;
-                  if (x2 < 0)
-                        x2 = rRuler.width();
-                  if (x > x2) {
-                        int x1 = 20;
-                        if (x1 >= rRuler.width())
-                              x1 = 0;
-                        scroll = x - x1;
-                        }
-                  else if (x < 0) {
-                        scroll = x - MAP_OFFSET;
-                        }
-                  }
-            else if (followMode == FOLLOW_CONTINUOUS) {
-                  int x1 = rRuler.width() / 2;
-                  if (x != x1) {
-                        scroll = x - (rRuler.width() / 2);
-                        }
-                  }
-            if (scroll) {
-                  moveX(wpos.x() + scroll);
-                  hbar->setValue(wpos.x());
-                  }
-            }
-
-      int offset = rRuler.x() - (w/2);
-      int x1     = pos2pix(pos[idx]);
-      int x2     = pos2pix(val);
-      QRect oR(x1 + offset, 0, w, h);
-      QRect nR(x2 + offset, 0, w, h);
-      pos[idx] = val;
-      widget()->update(oR | nR);
-      }
-
-//---------------------------------------------------------
-//   setMag
-//---------------------------------------------------------
-
-void TimeCanvas::setMag(double x, double y)
-      {
-      if (_xmag == x && _ymag == y)
-            return;
-      _xmag = x;
-      _ymag = y;
-      if (vmag)
-            vmag->setValue(lrint((_ymag-_ymagMin)*100.0/(_ymagMax-_ymagMin)));
-      hmag->setValue(xmag2s(_xmag));
-      updateScrollBars();
-      updateRulerMag();
-      magChanged();
-      _widget->update();
-      }
-
-//---------------------------------------------------------
-//   scaleX
-//---------------------------------------------------------
-
-void TimeCanvas::scaleX(int val)
-      {
-      _xmag = s2xmag(val);
-      updateScrollBars();
-      updateRulerMag();
-      magChanged();
-      _widget->update();
-      }
-
-//---------------------------------------------------------
-//   scaleY
-//---------------------------------------------------------
-
-void TimeCanvas::scaleY(int val)
-      {
-      int y = lrint(wpos.y() / _ymag);
-      _ymag = (_ymagMax - _ymagMin) / 100.0 * val + _ymagMin;
-      y = lrint(y * _ymag);
-      wpos.setY(y);
-      updateScrollBars();
-      magChanged();
-      _widget->update();
-      }
-
-//---------------------------------------------------------
-//   setRaster
-//    r = 1   - no raster
-//        0   - measure raster
-//        > 1 - tick raster
-//---------------------------------------------------------
-
-void TimeCanvas::setRaster(int r)
-      {
-      if (_raster != r) {
-            _raster = r;
-            _widget->update();
-            }
-      }
-
-//---------------------------------------------------------
-//   setTimeRange
-//---------------------------------------------------------
-
-void TimeCanvas::setTimeRange(const AL::Pos& p1, const AL::Pos& p2)
-      {
-      if (pos1 == p1 && pos2 == p2)
-            return;
-      pos1 = p1;
-      pos2 = p2;
-      updateScrollBars();
-      widget()->update();
-      }
-
-//---------------------------------------------------------
-//   setEndPos
-//---------------------------------------------------------
-
-void TimeCanvas::setEndPos(const AL::Pos& p2)
-      {
-      if (pos2 == p2)
-            return;
-      pos2 = p2;
-      updateScrollBars();
-      widget()->update();
-      }
-
-//---------------------------------------------------------
-//   updateScrollBars
-//---------------------------------------------------------
-
-void TimeCanvas::updateScrollBars()
-      {
-      hbar->blockSignals(true);
-      vbar->blockSignals(true);
-
-      int ymax = lrint(yRange * _ymag) - rCanvasA.height();
-      if (ymax < 0)
-            ymax = 0;
-      vbar->setRange(0, ymax);
-      vbar->setPageStep(rCanvasA.height());
-
-      int xmin    = lrint(pos1.time(_timeType) * _xmag);
-      unsigned x2 = pos2.time(_timeType);
-      int xmax    = lrint(x2 * _xmag) - rCanvasA.width();
-      if (xmax - xmin < 0)
-            xmax = xmin;
-      hbar->setRange(xmin, xmax);
-      hbar->setPageStep(rCanvasA.width());
-      wpos.setX(hbar->value());
-      wpos.setY(vbar->value());
-
-      hbar->blockSignals(false);
-      vbar->blockSignals(false);
-      }
-
-//---------------------------------------------------------
-//   setTimeType1
-//---------------------------------------------------------
-
-void TimeCanvas::setTimeType1(AL::TType t)
-      {
-      double conv = 1.0;
-      if (t == AL::TICKS) {
-            timeTypeButton->setIcon(*metronomIcon);
-            if (_timeType == AL::FRAMES)
-                  conv = AL::sampleRate / double(AL::division * 120 / 60);
-            }
-      else {
-            timeTypeButton->setIcon(*clockIcon);
-            if (_timeType == AL::TICKS)
-                  conv = double(AL::division * 120 / 60) / double(AL::sampleRate);
-            }
-      _timeType = t;
-      _xmag    *= conv;
-      _xmagMax *= conv;
-      _xmagMin *= conv;
-
-      updateRulerMag();
-      magChanged();
-      }
-
-//---------------------------------------------------------
-//   setTimeType
-//---------------------------------------------------------
-
-void TimeCanvas::setTimeType(AL::TType t)
-      {
-      setTimeType1(t);
-      updateScrollBars();
-      timeTypeChanged();
-      widget()->update();
-      }
-
-//---------------------------------------------------------
-//   toggleTimeType
-//---------------------------------------------------------
-
-void TimeCanvas::toggleTimeType()
-      {
-      if (_timeType == AL::TICKS)
-            setTimeType(AL::FRAMES);
-      else
-            setTimeType(AL::TICKS);
-      }
-
-//---------------------------------------------------------
-//   setMarkerList
-//---------------------------------------------------------
-
-void TimeCanvas::setMarkerList(AL::MarkerList* ml)
-      {
-      if (marker == ml)
-            return;
-      marker = ml;
-      widget()->update();
-      }
-
-//---------------------------------------------------------
-//   pix2pos
-//---------------------------------------------------------
-
-AL::Pos TimeCanvas::pix2pos(int x) const
-      {
-      int val = lrint((x + wpos.x() - MAP_OFFSET)/_xmag);
-      if (val < 0)
-           val = 0;
-      return AL::Pos(val, _timeType);
-      }
-
-//---------------------------------------------------------
-//   pos2pix
-//---------------------------------------------------------
-
-int TimeCanvas::pos2pix(const AL::Pos& p) const
-      {
-      return lrint(p.time(_timeType) * _xmag) + MAP_OFFSET - wpos.x();
-      }
-
-//---------------------------------------------------------
-//   mapx
-//---------------------------------------------------------
-
-int TimeCanvas::mapx(int x)  const
-      {
-      return lrint(x * _xmag) + MAP_OFFSET - wpos.x();
-      }
-
-//---------------------------------------------------------
-//   mapxDev
-//---------------------------------------------------------
-
-int TimeCanvas::mapxDev(int x) const
-      {
-      int val = lrint((x + wpos.x() - MAP_OFFSET)/_xmag);
-      if (val < 0)
-           val = 0;
-      return val;
-      }
-
-//---------------------------------------------------------
-//   setCorderWidget
-//---------------------------------------------------------
-
-void TimeCanvas::setCornerWidget(QWidget* w)
-      {
-      grid->addWidget(w, 3, 2);
-      }
-
-//---------------------------------------------------------
-//   initPianoroll
-//---------------------------------------------------------
-
-/*
-      0   1   2  3  4  5  6  7  8  9  10
-      c-2 c-1 C0 C1 C2 C3 C4 C5 C6 C7 C8 - G8
-
-      Grid ve:
-
-           +------------+ ------------------------------
-       11  |            |
-           |         b  |         7
-           +------+     |
-       10  |  a#  +-----+ ..............................
-           +------+  a  |
-        9  |            |         6
-           +------+     |
-        8  |  g#  +-----+ ..............................
-           +------+  g  |
-        7  |            |         5
-           +------+     |
-        6  |  f#  +-----+ ..............................
-           +------+  f  |
-        5  |            |         4
-           |            |
-           +------------+ ------------------------------
-        4  |            |
-           |         e  |         3
-           +------+     |
-        3  |  d#  +-----+ ..............................
-           +------+  d  |
-        2  |            |         2
-           +------+     |
-        1  |  c#  +-----+ ..............................
-           +------+  c  |
-           |            |         1
-        0  |            |
-           +------------+ ------------------------------
- */
-
-void TimeCanvas::initPianoroll()
-      {
-      static const char *oct_xpm[] = {
-      // w h colors
-            "40 91 2 1",
-            ". c #f0f0f0",
-            "# c #000000",
-            //           x
-            "####################################### ",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#", // 10
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#", //------------------------
-            "#######################................#",
-            "########################...............#",
-            "########################...............#",
-            "####################################### ",     // 7
-            "########################...............#",
-            "########################...............#",
-            "#######################................#", //------------------------
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",     // 6
-            ".......................................#",
-            ".......................................#",
-            ".......................................#", //------------------------
-            "#######################................#",
-            "########################...............#",
-            "########################...............#",     // 7
-            "####################################### ",
-            "########################...............#",
-            "########################...............#",
-            "#######################................#", //------------------------
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",    // 6
-            ".......................................#",
-            ".......................................#",
-            ".......................................#", //------------------------
-            "#######################................#",
-            "########################...............#",
-            "########################...............#",    // 7
-            "####################################### ",
-            "########################...............#",
-            "########################...............#",
-            "#######################................#", //------------------------
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",    // 10
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            "####################################### ", //----------------------
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",    // 9
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#", //------------------------
-            "#######################................#",
-            "########################...............#",
-            "########################...............#",
-            "####################################### ",   // 7
-            "########################...............#",
-            "########################...............#",
-            "#######################................#", //------------------------
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",     // 6
-            ".......................................#",
-            ".......................................#",
-            ".......................................#", //--------------------------
-            "#######################................#",
-            "########################...............#",
-            "########################...............#",     // 7
-            "####################################### ",
-            "########################...............#",
-            "########################...............#",
-            "#######################................#", //------------------------
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",     // 10
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            };
-
-      static const char *mk1_xpm[] = {
-            "40 13 2 1",
-            ". c #ff0000",
-            "# c none",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            "#######################................#",
-            "########################...............#",
-            "########################...............#",
-            "####################################### ",
-            };
-
-      static const char *mk2_xpm[] = {
-            "40 13 2 1",
-            ". c #ff0000",
-            "# c none",
-            "########################...............#",
-            "########################...............#",
-            "#######################................#", //------------------------
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",     // 6
-            ".......................................#",
-            ".......................................#",
-            ".......................................#", //--------------------------
-            "#######################................#",
-            "########################...............#",
-            "########################...............#",     // 7
-            "####################################### ",
-            };
-
-      static const char *mk3_xpm[] = {
-            "40 13 2 1",
-            ". c #ff0000",
-            "# c none",
-            "########################...............#",
-            "########################...............#",
-            "#######################................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            ".......................................#",
-            "########################################",
-            };
-
-      static const char *mk4_xpm[] = {
-            "40 13 2 1",
-            "# c #ff0000",
-            ". c none",
-            "........................................",
-            "........................................",
-            "........................................",
-            "#######################.................",
-            "########################................",
-            "########################................",
-            "########################................",
-            "########################................",
-            "########################................",
-            "#######################.................",
-            "........................................",
-            "........................................",
-            "........................................",
-            };
-
-      if (octave == 0) {
-            octave = new QPixmap(oct_xpm);
-            mk1    = new QPixmap(mk1_xpm);
-            mk2    = new QPixmap(mk2_xpm);
-            mk3    = new QPixmap(mk3_xpm);
-            mk4    = new QPixmap(mk4_xpm);
-            }
-      yRange = keyHeight * 75;
-      }
-
-//---------------------------------------------------------
-//   pitch2y
-//	y = 0 == origin of rCanvasA
-//---------------------------------------------------------
-
-int TimeCanvas::pitch2y(int pitch) const
-      {
-      int y;
-      if (type == TIME_CANVAS_DRUMEDIT)
-            y = pitch * drumHeight;
-      else {
-      	static int tt[] = {
-	            12, 19, 25, 32, 38, 51, 58, 64, 71, 77, 84, 90
-      	      };
-	      y = (75 * keyHeight) - (tt[pitch % 12] + (7 * keyHeight) * (pitch / 12));
-      	if (y < 0)
-	            y = 0;
-            }
-      return lrint(y - wpos.y() / _ymag);
-      }
-
-//---------------------------------------------------------
-//   y2pitch
-//	y = 0 == origin of rCanvasA
-//---------------------------------------------------------
-
-int TimeCanvas::y2pitch(int y) const
-      {
-      y = lrint((y + wpos.y()) / _ymag);
-      int pitch;
-      if (type == TIME_CANVAS_DRUMEDIT)
-            pitch = y / drumHeight;
-      else {
-      	const int total = (10 * 7 + 5) * keyHeight;       // 75 Ganztonschritte
-            y = total - y;
-            int oct = (y / (7 * keyHeight)) * 12;
-            char kt[] = {
-                  0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-                  1, 1, 1, 1, 1, 1, 1,
-                  2, 2, 2, 2, 2, 2,
-                  3, 3, 3, 3, 3, 3, 3,
-                  4, 4, 4, 4, 4, 4, 4, 4, 4,
-                  5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
-                  6, 6, 6, 6, 6, 6, 6,
-                  7, 7, 7, 7, 7, 7,
-                  8, 8, 8, 8, 8, 8, 8,
-                  9, 9, 9, 9, 9, 9,
-                  10, 10, 10, 10, 10, 10, 10,
-                  11, 11, 11, 11, 11, 11, 11, 11, 11, 11
-                  };
-            pitch = kt[y % 91] + oct;
-            if (pitch < 0 || pitch > 127)
-                  pitch = -1;
-            }
-      return pitch;
-      }
-
-//---------------------------------------------------------
-//   paintPiano
-//---------------------------------------------------------
-
-void TimeCanvas::paintPiano(QPainter& p, QRect r)
-      {
-      int   d    = int(_ymag)+1;
-      qreal x    = qreal(r.x());
-      qreal y    = (r.y()-rulerHeight-d) / _ymag;
-      if (y < 0.0)
-            y = 0.0;
-      qreal h = (r.height()+d) / _ymag;
-      QPointF offset(x, wpos.y() / _ymag + keyHeight * 2 + y);
-
-      p.translate(0.0, qreal(rulerHeight));
-      p.scale(1.0, _ymag);
-      p.drawTiledPixmap(QRectF(x, y, qreal(r.width()), h), *octave, offset);
-
-      if (curPitch != -1) {
-            int y = pitch2y(curPitch);
-            QPixmap* pm;
-            switch(curPitch % 12) {
-                  case 0:
-                  case 5:
-                        pm = mk3;
-                        break;
-                  case 2:
-                  case 7:
-                  case 9:
-                        pm = mk2;
-                        break;
-                  case 4:
-                  case 11:
-                        pm = mk1;
-                        break;
-                  default:
-                        pm = mk4;
-                        break;
-                  }
-            p.drawPixmap(0, y, *pm);
-            }
-      p.resetMatrix();
-      }
-
-//---------------------------------------------------------
-//   paintPianorollHorizontalGrid
-//---------------------------------------------------------
-
-void TimeCanvas::paintPianorollHorizontalGrid(QPainter& p, QRect r)
-      {
-      qreal offset = rulerHeight - wpos.y();
-      qreal kh = keyHeight * _ymag;
-
-      int x1 = r.x();
-      int x2 = x1 + r.width();
-      if (x1 < pianoWidth)
-            x1 = pianoWidth;
-      qreal y  = kh + offset;
-      qreal y1 = r.y() - _ymag;
-      qreal y2 = y1 + r.height() + _ymag;
-      for (int key = 1; key < 75; ++key, y += kh) {
-            if (y < y1)
-                  continue;
-            if (y > y2)
-                  break;
-            switch (key % 7) {
-                  case 2:
-                  case 5:
-                        p.setPen(QPen(Qt::lightGray));
-                        break;
-                  default:
-                        p.setPen(QPen(Qt::gray));
-                        break;
-                  }
-            p.drawLine(QLineF(x1, y, x2, y));
-            }
-      }
-
-//---------------------------------------------------------
-//   paintDrumeditHorizontalGrid
-//---------------------------------------------------------
-
-void TimeCanvas::paintDrumeditHorizontalGrid(QPainter& p, QRect r)
-      {
-      int offset = rulerHeight - wpos.y();
-
-      p.setPen(QPen(Qt::lightGray));
-      int x1 = r.x();
-      int x2 = x1 + r.width();
-      if (x1 < drumWidth)
-            x1 = drumWidth;
-
-      p.setPen(QPen(Qt::lightGray));
-
-      int y  = offset;
-      int y1 = r.y();
-      int y2 = y1 + r.height();
-      for (int i = 0; i < 128; ++i, y += drumHeight) {
-            if (y < y1)
-                  continue;
-            if (y > y2)
-                  break;
-            p.drawLine(QLine(x1, y, x2, y));
-            }
-      }
-
-//---------------------------------------------------------
-//   addCtrlClicked
-//---------------------------------------------------------
-
-void TimeCanvas::addCtrlClicked()
-      {
-      addController();
-      }
-
-//---------------------------------------------------------
-//   updateGeometry
-//---------------------------------------------------------
-
-void TimeCanvas::updateGeometry()
-      {
-      int wh = _widget->height();
-      int ww = _widget->width();
-      if (wh < ctrlHeight)
-            ctrlHeight = wh;
-
-      int x1 = 0;
-      if (type == TIME_CANVAS_PIANOROLL)
-            x1 = pianoWidth;
-      else if (type == TIME_CANVAS_DRUMEDIT)
-            x1 = drumWidth;
-      else if (type == TIME_CANVAS_WAVEEDIT)
-            x1 = waveWidth;
-      int y2 = wh - ctrlHeight;
-
-      rPanelA.setRect(0, rulerHeight, x1, wh - rulerHeight - ctrlHeight);
-      rPanelB.setRect(0, y2,          x1, ctrlHeight);
-
-      int cw = ww - x1;
-      rRuler.setRect(  x1, 0,           cw, rulerHeight);
-      rCanvasA.setRect(x1, rulerHeight, cw, wh - rulerHeight - ctrlHeight);
-      rCanvasB.setRect(x1, y2,          cw, ctrlHeight);
-
-      rButton.setRect(0, 0, rCanvasA.x(), rPanelA.y());
-
-      if (yRange > 0 && _yFit) {
-            _ymagMin = double(rCanvasA.height()) / double(yRange);
-            if (_ymag < _ymagMin)
-                  _ymag = _ymagMin;
-            if (vmag)
-                  vmag->setValue(lrint((_ymag-_ymagMin)*100.0/(_ymagMax-_ymagMin)));
-            }
-      }
-
-//---------------------------------------------------------
-//   setTool
-//---------------------------------------------------------
-
-void TimeCanvas::setTool(int t)
-      {
-      if (_tool == Tool(t))
-            return;
-      _tool = Tool(t);
-      emit toolChanged(_tool);
-      setCursor();
-      }
-
-//---------------------------------------------------------
-//   setCursor
-//---------------------------------------------------------
-
-void TimeCanvas::setCursor()
-      {
-      switch(_tool) {
-            case PencilTool:
-                  widget()->setCursor(QCursor(QPixmap(":/xpm/pencil.xpm"), 4, 15));
-                  break;
-            case RubberTool:
-                  widget()->setCursor(QCursor(QPixmap(":/xpm/delete.xpm"), 4, 15));
-                  break;
-            case GlueTool:
-                  widget()->setCursor(QCursor(QPixmap(":/xpm/glue.xpm"), 4, 15));
-                  break;
-            case CutTool:
-                  widget()->setCursor(QCursor(QPixmap(":/xpm/cut.xpm"), 4, 15));
-                  break;
-            case MuteTool:
-                  widget()->setCursor(QCursor(QPixmap(":/xpm/editmute.xmp"), 4, 15));
-                  break;
-            default:
-                  widget()->setCursor(QCursor(Qt::ArrowCursor));
-                  break;
-            }
-      }
-
-//---------------------------------------------------------
-//   setCanvasBackground
-//---------------------------------------------------------
-
-void TimeCanvas::setCanvasBackground(const QColor& color)
-      {
-	canvasBackgroundPixmap = QPixmap();
-      canvasBackgroundColor = color;
-      widget()->update();
-      }
-
-//---------------------------------------------------------
-//   setCanvasBackground
-//---------------------------------------------------------
-
-void TimeCanvas::setCanvasBackground(const QPixmap& pm)
-      {
-      canvasBackgroundPixmap = pm;
-      widget()->update();
-      }
-
-//---------------------------------------------------------
-//   setYMagRange
-//---------------------------------------------------------
-
-void TimeCanvas::setYMagRange(double min, double max)
-      {
-      _ymagMin = min;
-      _ymagMax = max;
-      if (vmag)
-            vmag->setValue(lrint((_ymag-_ymagMin)*100.0/(_ymagMax-_ymagMin)));
-      }
-
-//---------------------------------------------------------
-//   setVSize
-//---------------------------------------------------------
-
-void TimeCanvas::setVSize(int val)
-      {
-      if (yRange == val)
-            return;
-      yRange = val;
-      if (_yFit) {
-            _ymagMin = double(rCanvasA.height()) / double(yRange);
-            if (_ymag < _ymagMin)
-                  _ymag = _ymagMin;
-            if (vmag)
-                  vmag->setValue(lrint((_ymag-_ymagMin)*100.0/(_ymagMax-_ymagMin)));
-            }
-      updateScrollBars();
-      }
-
-//---------------------------------------------------------
-//   s2xmag
-//	nonlinear xmag behaviour, feels better
-//---------------------------------------------------------
-
-double TimeCanvas::s2xmag(int val)
-	{
-      val = 100 - val;
-	double f = 1.0 - log10(val * val + 1) * 0.25;
-      return (_xmagMax - _xmagMin) * f + _xmagMin;
-      }
-
-//---------------------------------------------------------
-//   xmag2s
-//---------------------------------------------------------
-
-int TimeCanvas::xmag2s(double m)
-	{
-      m -= _xmagMin;
-      m /= (_xmagMax - _xmagMin);
-      double val = sqrt(exp10((1.0 - m) * 4.0)-1.0);
-      return lrint(100.0 - val);
-      }
-
-//---------------------------------------------------------
-//   setPart
-//---------------------------------------------------------
-
-void TimeCanvas::setPart(const AL::Pos& p1, const AL::Pos& p2)
-	{
-      partPos1 = p1;
-      partPos2 = p2;
-      widget()->update();
-      }
-
-//---------------------------------------------------------
-//   setFont1
-//---------------------------------------------------------
-
-void TimeCanvas::setFont1(const QFont& f)
-      {
-      _font1 = f;
-      printf("TimeCanvas::setFont1\n");
-      }
-
-//---------------------------------------------------------
-//   setFont2
-//---------------------------------------------------------
-
-void TimeCanvas::setFont2(const QFont& f)
-      {
-      _font2 = f;
-      }
-
-//---------------------------------------------------------
-//   setFont3
-//---------------------------------------------------------
-
-void TimeCanvas::setFont3(const QFont& f)
-      {
-      _font3 = f;
-      }
-