diff options
Diffstat (limited to 'attic/muse_qt4_evolution/muse/midiedit/prcanvas.cpp')
| -rw-r--r-- | attic/muse_qt4_evolution/muse/midiedit/prcanvas.cpp | 773 |
1 files changed, 0 insertions, 773 deletions
diff --git a/attic/muse_qt4_evolution/muse/midiedit/prcanvas.cpp b/attic/muse_qt4_evolution/muse/midiedit/prcanvas.cpp deleted file mode 100644 index f6890b02..00000000 --- a/attic/muse_qt4_evolution/muse/midiedit/prcanvas.cpp +++ /dev/null @@ -1,773 +0,0 @@ -//============================================================================= -// MusE -// Linux Music Editor -// $Id:$ -// -// 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 "midieditor.h" -#include "prcanvas.h" -#include "cmd.h" -#include "gatetime.h" -#include "velocity.h" -#include "song.h" -#include "audio.h" -#include "part.h" - -#include "velocity.h" -#include "gatetime.h" - -//--------------------------------------------------------- -// PianoCanvas -//--------------------------------------------------------- - -PianoCanvas::PianoCanvas(MidiEditor* pr) - : EventCanvas(pr, TIME_CANVAS_PIANOROLL) - { - verticalScrollBar()->setSingleStep(keyHeight/2); - playedPitch = -1; - colorMode = 0; - canvasTools = PointerTool | PencilTool | RubberTool | DrawTool; - - // register midi commands - cmdModifyGateTime = new ModifyGateTimeCmd(pr); - cmdModifyVelocity = new ModifyVelocityCmd(pr); - - songChanged(SC_TRACK_INSERTED); - } - -//--------------------------------------------------------- -// addItem -//--------------------------------------------------------- - -void PianoCanvas::addItem(Part* part, const Event& event) - { - CItem* item = new CItem(event, part); - int y = pitch2y(event.pitch()) + keyHeight/4 + (int)(wpos.y()/_ymag); - item->pos = event.pos() + *part; - unsigned time = item->pos.time(timeType()); - item->bbox = QRect(time, y, event.lenTick(), keyHeight/2); - items.add(item); - } - -//--------------------------------------------------------- -// timeTypeChanged -//--------------------------------------------------------- - -void PianoCanvas::timeTypeChanged() - { - // - // recalculate bounding boxes - // - for (iCItem i = items.begin(); i != items.end(); ++i) { - CItem* item = i->second; - unsigned t1 = item->event.pos().time(timeType()); - unsigned t2 = item->event.end().time(timeType()); - item->bbox.setX(t1 + (item->part)->time(timeType())); - item->bbox.setWidth(t2 - t1); - } - } - -//--------------------------------------------------------- -// paint -//--------------------------------------------------------- - -void PianoCanvas::paint(QPainter& p, QRect cr) - { - static QColor color1[12] = { - QColor(0xff, 0x3d, 0x39), - QColor(0x39, 0xff, 0x39), - QColor(0x39, 0x3d, 0xff), - QColor(0xff, 0xff, 0x39), - QColor(0xff, 0x3d, 0xff), - QColor(0x39, 0xff, 0xff), - QColor(0xff, 0x7e, 0x7a), - QColor(0x7a, 0x7e, 0xff), - QColor(0x7a, 0xff, 0x7a), - QColor(0xff, 0x7e, 0xbf), - QColor(0x7a, 0xbf, 0xff), - QColor(0xff, 0xbf, 0x7a) - }; - - QPoint off(MAP_OFFSET - wpos.x(), -wpos.y()); - p.translate(off); - cr.translate(-off); - - int time1 = lrint(cr.x() / _xmag); - int w = lrint(cr.width() / _xmag); - cr.setRect( - time1, - lrint(cr.y() / _ymag), - w, - lrint(cr.height() / _ymag) - ); - p.scale(_xmag, _ymag); - - int time2 = time1 + w; - - //--------------------------------------------------- - // draw Canvas Items - //--------------------------------------------------- - - p.setPen(QPen(Qt::black, 0.0)); - - for (iCItem i = items.begin(); i != items.end(); ++i) { - CItem* item = i->second; - QRect r(item->bbox); - if (r.x() >= time2) - break; - if (!cr.intersects(r)) - continue; - Event event(item->event); - - QColor color; - if (item->part != curPart) - p.setBrush(Qt::lightGray); - else { - if (item->isMoving) { - p.setBrush(Qt::gray); - p.drawRect(r); - p.setBrush(Qt::NoBrush); - int x = item->moving.tick(); - int y = item->my + item->bbox.height()/2; - int w = item->bbox.width(); - int h = item->bbox.height(); - p.drawRect(x, y, w, h); - } - else if (item->isSelected()) { - p.setBrush(Qt::black); - } - else { - if (colorMode == 1) - color = color1[event.pitch() % 12]; - else if (colorMode == 2) { - int velo = event.velo(); - if (velo < 64) - color.setRgb(velo*4, 0, 0xff); - else - color.setRgb(0xff, 0, (127-velo) * 4); - } - else - color.setRgb(0, 0, 255); - p.setBrush(color); - } - } - p.drawRect(r); - } - - //--------------------------------------------------- - // draw lasso - //--------------------------------------------------- - - p.resetMatrix(); - p.translate(rCanvasA.topLeft()); - - if (drag == DRAG_LASSO) { - p.setPen(Qt::blue); - p.setBrush(Qt::NoBrush); - p.drawRect(lasso); - QColor fillColor(Qt::blue); - fillColor.setAlpha(40); - QBrush fillBrush(fillColor); - p.fillRect(lasso,fillBrush); - } - } - -//--------------------------------------------------------- -// viewMouseDoubleClickEvent -//--------------------------------------------------------- - -void PianoCanvas::viewMouseDoubleClickEvent(QMouseEvent* event) - { - if ((_tool != PointerTool) && (event->button() != Qt::LeftButton)) { -// mousePress(event); - return; - } - } - -//--------------------------------------------------------- -// moveItem -// called after moving an object -//--------------------------------------------------------- - -void PianoCanvas::moveItem(CItem* item, DragType dtype) - { - Part* part = item->part; - Event event = item->event; - int npitch = y2pitch((int)((item->my - (int)(wpos.y()/_ymag) - + item->bbox.height())*_ymag)); - if ((curItem==item) //remove this if want to have all selection playing - && event.pitch() != npitch && editor->playEvents()) { - // release note: - MidiEvent ev1(0, 0, 0x90, playedPitch, 0); - track()->playMidiEvent(&ev1); - //remove below because the note is never cut off - //MidiEvent ev2(0, 0, 0x90, npitch + track()->transposition(), event.velo()); - //track()->playMidiEvent(&ev2); - } - - Event newEvent = event.clone(); - newEvent.setPitch(npitch); - newEvent.setPos(item->moving - *part); - - if (dtype == MOVE_COPY) - audio->msgAddEvent(newEvent, part, false); - else - audio->msgChangeEvent(event, newEvent, part, false); - } - -//--------------------------------------------------------- -// newItem(p, state) -//--------------------------------------------------------- - -CItem* PianoCanvas::newItem(const QPoint& p, int) - { - Pos opos(pix2pos(p.x())); - Pos pos(opos); - pos.downSnap(raster()); - - if (pos < partPos1 || pos >= partPos2) - return 0; - - int pitch = y2pitch(p.y()); - - Event e(Note); - e.setPitch(pitch); - e.setVelo(curVelo); - e.setPos(pos - *curPart); - - CItem* i = new CItem(e, curPart); - int l = timeType() == AL::TICKS ? e.lenTick() : e.lenFrame(); - int x = pos.time(timeType()); - int y = pitch2y(pitch) + keyHeight/4 + (int)(wpos.y() / _ymag); - i->bbox = QRect(x, y, l, keyHeight/2); - - return i; - } - -void PianoCanvas::newItem(CItem* item, bool noSnap) - { - Event event = item->event; - Pos p1(item->bbox.x(), timeType()); - Pos p2(item->bbox.x() + item->bbox.width(), timeType()); - int tickLen; - - if (noSnap) - tickLen = p2.tick() - p1.tick(); - else { - p1.downSnap(raster()); - tickLen = editor->quantVal(p2.tick() - p1.tick()); - } - - Part* part = item->part; - event.setPos(p1 - *part); - event.setLenTick(tickLen); - audio->msgAddEvent(event, part); - } - -//--------------------------------------------------------- -// resizeItem -//--------------------------------------------------------- - -void PianoCanvas::resizeItem(CItem* item, bool noSnap) - { - Event event = item->event; - Event newEvent = event.clone(); - int len; - if (noSnap) - len = item->bbox.width(); - else - len = editor->quantVal(item->bbox.width()); - newEvent.setLenTick(len); - audio->msgChangeEvent(event, newEvent, item->part); - } - -//--------------------------------------------------------- -// deleteItem -//--------------------------------------------------------- - -bool PianoCanvas::deleteItem(CItem* item) - { - if (item->part == curPart) { - Event ev = item->event; - audio->msgDeleteEvent(ev, curPart); - return true; - } - return false; - } - -//--------------------------------------------------------- -// pianoCmd -//--------------------------------------------------------- - -void PianoCanvas::pianoCmd(int cmd) - { - switch(cmd) { - case MCMD_LEFT: - { - int frames = pos[0].tick() - editor->rasterStep(pos[0].tick()); - if (frames < 0) - frames = 0; - Pos p(frames, AL::TICKS); - song->setPos(0, p, true, true, true); //CDW - } - break; - case MCMD_RIGHT: - { - Pos p(pos[0].tick() + editor->rasterStep(pos[0].tick()), AL::TICKS); - //if (p > part->tick()) - // p = part->tick(); - song->setPos(0, p, true, true, true); //CDW - } - break; - case MCMD_INSERT: - { - if (pos[0].tick() < startTick || pos[0].tick() >= endTick) - break; - Part* part = curPart; - - if (part == 0) - break; - song->startUndo(); - EventList* el = part->events(); - - std::list <Event> elist; - for (iEvent e = el->lower_bound(pos[0].tick() - part->tick()); e != el->end(); ++e) - elist.push_back((Event)e->second); - for (std::list<Event>::iterator i = elist.begin(); i != elist.end(); ++i) { - Event event = *i; - Event newEvent = event.clone(); - newEvent.setTick(event.tick() + editor->raster()); - audio->msgChangeEvent(event, newEvent, part, false); - } - song->endUndo(SC_EVENT_MODIFIED); - Pos p(editor->rasterVal(pos[0].tick() + editor->rasterStep(pos[0].tick())), AL::TICKS); - song->setPos(0, p, true, false, true); - } - return; - case MCMD_DELETE: - if (pos[0].tick() < startTick || pos[0].tick() >= endTick) - break; - { - Part* part = curPart; - if (part == 0) - break; - song->startUndo(); - EventList* el = part->events(); - - std::list<Event> elist; - for (iEvent e = el->lower_bound(pos[0].tick()); e != el->end(); ++e) - elist.push_back((Event)e->second); - for (std::list<Event>::iterator i = elist.begin(); i != elist.end(); ++i) { - Event event = *i; - Event newEvent = event.clone(); - newEvent.setTick(event.tick() - editor->raster() - part->tick()); - audio->msgChangeEvent(event, newEvent, part, false); - } - song->endUndo(SC_EVENT_MODIFIED); - Pos p(editor->rasterVal(pos[0].tick() - editor->rasterStep(pos[0].tick())), AL::TICKS); - song->setPos(0, p, true, false, true); - } - break; - } - } - -//--------------------------------------------------------- -// cmd -// pulldown menu commands -//--------------------------------------------------------- - -void PianoCanvas::cmd(QAction* a, int quantStrength, int quantLimit, bool quantLen) - { - QString cmd(a->data().toString()); - - if (cmd == "paste") - paste(); - else if (cmd == "delete") { - if (selectionSize()) { - song->startUndo(); - for (iCItem i = items.begin(); i != items.end(); ++i) { - if (!i->second->isSelected()) - continue; - Event ev = i->second->event; - audio->msgDeleteEvent(ev, i->second->part, false); - } - song->endUndo(SC_EVENT_REMOVED); - } - return; - } - if (cmd == "midi_over_quant") - quantize(100, 1, quantLen); - else if (cmd == "midi_quant_noteon") - quantize(50, 1, false); - else if (cmd == "midi_quant_noteoff") - quantize(50, 1, true); - else if (cmd == "midi_quant_iterative") - quantize(quantStrength, quantLimit, quantLen); - else if (cmd == "sel_all") { - for (iCItem k = items.begin(); k != items.end(); ++k) { - if (!k->second->isSelected()) - selectItem(k->second, true); - } - } - else if (cmd == "sel_none") - deselectAll(); - else if (cmd == "sel_inv") { - for (iCItem k = items.begin(); k != items.end(); ++k) - selectItem(k->second, !k->second->isSelected()); - } - else if (cmd == "sel_ins_loc") { - for (iCItem k = items.begin(); k != items.end(); ++k) { - CItem* item = k->second; - Event event = item->event; - unsigned tick = event.tick(); - if (tick < song->lpos() || tick >= song->rpos()) - selectItem(k->second, false); - else - selectItem(k->second, true); - } - } - else if (cmd == "sel_out_loc") { - for (iCItem k = items.begin(); k != items.end(); ++k) { - CItem* item = k->second; - Event event = item->event; - unsigned tick = event.tick(); - if (tick < song->lpos() || tick >= song->rpos()) - selectItem(k->second, true); - else - selectItem(k->second, false); - } - } - else if (cmd == "midi_mod_gate_time") - cmdModifyGateTime->processEvents(&items); - else if (cmd == "midi_mod_velo") - cmdModifyVelocity->processEvents(&items); - updateSelection(); - widget()->update(); - } - -//--------------------------------------------------------- -// quantize -//--------------------------------------------------------- - -void PianoCanvas::quantize(int strength, int limit, bool quantLen) - { - song->startUndo(); - for (iCItem k = items.begin(); k != items.end(); ++k) { - CItem* item = k->second; - Event event = item->event; - Part* part = item->part; - if (event.type() != Note) - continue; - - if ((editor->applyTo() & CMD_RANGE_SELECTED) && !k->second->isSelected()) - continue; - - unsigned tick = event.tick() + part->tick(); - - if ((editor->applyTo() & CMD_RANGE_LOOP) - && ((tick < song->lpos() || tick >= song->rpos()))) - continue; - - unsigned len = event.lenTick(); - int tick2 = tick + len; - - // quant start position - int diff = editor->rasterVal(tick) - tick; - if (abs(diff) > limit) - tick += ((diff * strength) / 100); - - // quant len - diff = editor->rasterVal(tick2) - tick2; - if (quantLen && (abs(diff) > limit)) - len += ((diff * strength) / 100); - - // something changed? - if (((event.tick() + part->tick()) != tick) || (event.lenTick() != len)) { - Event newEvent = event.clone(); - newEvent.setTick(tick - part->tick()); - newEvent.setLenTick(len); - audio->msgChangeEvent(event, newEvent, part, false); - } - } - song->endUndo(SC_EVENT_MODIFIED); - } - -//--------------------------------------------------------- -// paste -// paste events -//--------------------------------------------------------- - -void PianoCanvas::paste() - { - QString stype("x-muse-eventlist"); - QString s = QApplication::clipboard()->text(stype, QClipboard::Selection); - pasteAt(s, song->cpos()); - } - -//--------------------------------------------------------- -// startDrag -//--------------------------------------------------------- - -void PianoCanvas::startDrag(CItem* /*item*/, bool /*copymode*/) - { -printf("PianoCanvas: startDrag\n"); - QMimeData* drag = getTextDrag(); - if (drag) { - QApplication::clipboard()->setMimeData(drag); -#if 0 - if (copymode) - drag->dragCopy(); - else - drag->dragMove(); -#endif - } - } - -//--------------------------------------------------------- -// dragEnterEvent -//--------------------------------------------------------- - -void PianoCanvas::dragEnterEvent(QDragEnterEvent*) - { -printf("PianoCanvas: dragEnterEvent\n"); -//TD event->accept(Q3TextDrag::canDecode(event)); - } - -//--------------------------------------------------------- -// dragMoveEvent -//--------------------------------------------------------- - -void PianoCanvas::dragMoveEvent(QDragMoveEvent*) - { - printf("drag move %p\n", this); - } - -//--------------------------------------------------------- -// dragLeaveEvent -//--------------------------------------------------------- - -void PianoCanvas::dragLeaveEvent(QDragLeaveEvent*) - { - printf("drag leave\n"); - } - -//--------------------------------------------------------- -// dropEvent -//--------------------------------------------------------- - -void PianoCanvas::viewDropEvent(QDropEvent*) - { -printf("PianoCanvas: viewDropEvent\n"); -#if 0 //TD - QString text; - if (event->source() == this) { - printf("local DROP\n"); - return; - } - if (Q3TextDrag::decode(event, text)) { - int x = editor->rasterVal(event->pos().x()); - if (x < 0) - x = 0; - pasteAt(text, x); - } - else { - printf("cannot decode drop\n"); - } -#endif - } - - -//--------------------------------------------------------- -// itemPressed -//--------------------------------------------------------- - -void PianoCanvas::itemPressed(const CItem* item) - { - if (!editor->playEvents()) - return; - Event event = item->event; - playedPitch = event.pitch() + track()->transposition(); - //int velo = event.velo(); - - // play note: - //I comment the following code because a note - //is already played in EventCanvas::mousePressCanvasA(QMouseEvent* me) - /*MidiEvent e(0, 0, 0x90, playedPitch, velo); - track()->playMidiEvent(&e);*/ - } - -//--------------------------------------------------------- -// itemReleased -//--------------------------------------------------------- - -void PianoCanvas::itemReleased() - { - if (!editor->playEvents()) - return; - - // release note: - MidiEvent ev(0, 0, 0x90, playedPitch, 0); - track()->playMidiEvent(&ev); - playedPitch = -1; - } - -//--------------------------------------------------------- -// itemMoved -//--------------------------------------------------------- - -void PianoCanvas::itemMoved(const CItem* item) - { - int npitch = y2pitch((int)((item->my - (int)(wpos.y()/_ymag) - + item->bbox.height())*_ymag)); - npitch += track()->transposition(); - if ((curItem==item) //remove this if want to have all selection playing - && (playedPitch != -1) && (playedPitch != npitch) - && editor->playEvents()) { - Event event = item->event; - // release note: - MidiEvent ev1(0, 0, 0x90, playedPitch, 0); - track()->playMidiEvent(&ev1); - // play note: - MidiEvent e2(0, 0, 0x90, npitch, event.velo()); - track()->playMidiEvent(&e2); - playedPitch = npitch; - } - } - -//--------------------------------------------------------- -// modifySelected -//--------------------------------------------------------- - -void PianoCanvas::modifySelected(NoteInfo::ValType type, int delta) - { - audio->msgIdle(true); - song->startUndo(); - for (iCItem i = items.begin(); i != items.end(); ++i) { - if (!(i->second->isSelected())) - continue; - CItem* e = i->second; - Event event = e->event; - if (event.type() != Note) - continue; - - Part* part = e->part; - Event newEvent = event.clone(); - - switch (type) { - case NoteInfo::VAL_TIME: - { - int newTime = event.tick() + delta; - if (newTime < 0) - newTime = 0; - newEvent.setTick(newTime); - } - break; - case NoteInfo::VAL_LEN: - { - int len = event.lenTick() + delta; - if (len < 1) - len = 1; - newEvent.setLenTick(len); - } - break; - case NoteInfo::VAL_VELON: - { - int velo = event.velo() + delta; - if (velo > 127) - velo = 127; - else if (velo < 0) - velo = 0; - newEvent.setVelo(velo); - } - break; - case NoteInfo::VAL_VELOFF: - { - int velo = event.veloOff() + delta; - if (velo > 127) - velo = 127; - else if (velo < 0) - velo = 0; - newEvent.setVeloOff(velo); - } - break; - case NoteInfo::VAL_PITCH: - { - int pitch = event.pitch() + delta; - if (pitch > 127) - pitch = 127; - else if (pitch < 0) - pitch = 0; - newEvent.setPitch(pitch); - } - break; - } - song->changeEvent(event, newEvent, part); - song->undoOp(UndoOp::ModifyEvent, newEvent, event, part); - } - song->endUndo(SC_EVENT_MODIFIED); - audio->msgIdle(false); - } - -//--------------------------------------------------------- -// setColorMode -//--------------------------------------------------------- - -void PianoCanvas::setColorMode(int mode) - { - colorMode = mode; - widget()->update(); - } - -//--------------------------------------------------------- -// searchItem -//--------------------------------------------------------- - -CItem* PianoCanvas::searchItem(const QPoint& pt) const - { - QPoint p( - lrint((pt.x() - MAP_OFFSET + wpos.x()) / _xmag), - lrint((pt.y() + wpos.y()) / _ymag) - ); - return items.find(p); - } - -//--------------------------------------------------------- -// selectLasso -//--------------------------------------------------------- - -void PianoCanvas::selectLasso(bool toggle) - { - QRect r( - lrint((lasso.x() + wpos.x()) / _xmag), - lrint((lasso.y() + wpos.y()) / _ymag), - lrint(lasso.width() / _xmag), - lrint(lasso.height() / _ymag) - ); - - int n = 0; - for (iCItem i = items.begin(); i != items.end(); ++i) { - if (i->second->intersects(r)) { - selectItem(i->second, !(toggle && i->second->isSelected())); - ++n; - } - } - if (n) { - updateSelection(); - widget()->update(); - } - } - |