From e40fc849149dd97c248866a4a1d026dda5e57b62 Mon Sep 17 00:00:00 2001 From: Robert Jonsson Date: Mon, 7 Mar 2011 19:01:11 +0000 Subject: clean3 --- attic/muse2-oom/muse2/awl/tcanvas.cpp | 1871 +++++++++++++++++++++++++++++++++ 1 file changed, 1871 insertions(+) create mode 100644 attic/muse2-oom/muse2/awl/tcanvas.cpp (limited to 'attic/muse2-oom/muse2/awl/tcanvas.cpp') diff --git a/attic/muse2-oom/muse2/awl/tcanvas.cpp b/attic/muse2-oom/muse2/awl/tcanvas.cpp new file mode 100644 index 00000000..6ec4f68f --- /dev/null +++ b/attic/muse2-oom/muse2/awl/tcanvas.cpp @@ -0,0 +1,1871 @@ +//============================================================================= +// 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; + } + -- cgit v1.2.3