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Diffstat (limited to 'attic/muse_qt4_evolution/muse/ctrl/ctrleditor.cpp')
-rw-r--r--attic/muse_qt4_evolution/muse/ctrl/ctrleditor.cpp492
1 files changed, 492 insertions, 0 deletions
diff --git a/attic/muse_qt4_evolution/muse/ctrl/ctrleditor.cpp b/attic/muse_qt4_evolution/muse/ctrl/ctrleditor.cpp
new file mode 100644
index 00000000..cc89c4c6
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+++ b/attic/muse_qt4_evolution/muse/ctrl/ctrleditor.cpp
@@ -0,0 +1,492 @@
+//=============================================================================
+// 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 "ctrleditor.h"
+#include "track.h"
+#include "awl/tcanvas.h"
+#include "ctrl.h"
+#include "midictrl.h"
+#include "gconfig.h"
+#include "song.h"
+#include "part.h"
+#include "tools.h"
+#include "muse.h"
+#include "gui.h"
+
+static const int HANDLE1 = 6;
+static const int HANDLE2 = 3;
+static const int veloWidth = 3;
+
+Ctrl veloList(CTRL_VELOCITY, "velocity", Ctrl::DISCRETE |Ctrl::INT, 0.0, 127.0); // dummy
+Ctrl sveloList(CTRL_SVELOCITY, "single velocity", Ctrl::DISCRETE |Ctrl::INT, 0.0, 127.0); // dummy
+
+//---------------------------------------------------------
+// CtrlEditor
+//---------------------------------------------------------
+
+CtrlEditor::CtrlEditor()
+ {
+ _drawCtrlName = false;
+ dragy = -1;
+ lselected = 0;
+ singlePitch = -1;
+ drawRuler = false;
+ }
+
+//---------------------------------------------------------
+// drawHandle
+//---------------------------------------------------------
+
+inline static void drawHandle(QPainter& p, int x, int y, int lselected)
+ {
+ p.fillRect(x-HANDLE2, y-HANDLE2, HANDLE1, HANDLE1,
+ x == lselected ? Qt::red : Qt::yellow);
+ }
+
+//---------------------------------------------------------
+// ctrlY
+//---------------------------------------------------------
+
+int CtrlEditor::ctrlY(int x, const CVal& val) const
+ {
+ if (dragy != -1 && lselected == x)
+ return dragy;
+ return ctrl()->val2pixelR(val, th) + HANDLE2;
+ }
+
+//---------------------------------------------------------
+// paint
+//---------------------------------------------------------
+
+void CtrlEditor::paint(QPainter& p, const QRect& r)
+ {
+ if (!ctrl())
+ return;
+ int from = r.x() - HANDLE1;
+ if (from < 0)
+ from = 0;
+ int to = r.x() + r.width() + HANDLE1;
+ th = cheight() - HANDLE1 + splitWidth;
+
+ p.save();
+ bool aR = track()->autoRead();
+ p.setPen(QPen(aR ? Qt::white : Qt::gray, 2));
+
+ TType tt = track()->timeType();
+
+ if (ctrl()->id() == CTRL_VELOCITY) {
+ p.setRenderHint(QPainter::Antialiasing, false);
+ p.setPen(QPen(Qt::blue, veloWidth));
+ PartList* pl = track()->parts();
+ for (iPart ip = pl->begin(); ip != pl->end(); ++ip) {
+ Part* part = ip->second;
+ int pos1 = tc()->pos2pix(*part);
+ int pos2 = tc()->pos2pix(part->end());
+
+ if (pos2 <= from)
+ continue;
+ if (pos1 > to)
+ break;
+
+ EventList* events = part->events();
+ for (iEvent e = events->begin(); e != events->end(); ++e) {
+ const Event& ev = e->second;
+ if (ev.type() != Note)
+ continue;
+ int pos = tc()->pos2pix(ev.pos() + *part);
+ if (pos <= from)
+ continue;
+ if (pos > to)
+ break;
+ int id = ctrl()->id();
+ if (id == CTRL_VELOCITY ||
+ (id == CTRL_SVELOCITY && ev.pitch() == singlePitch)) {
+ int y1 = ctrl()->val2pixelR(ev.velo(), th+3) + 1;
+ p.drawLine(pos, th+3, pos, y1);
+ }
+ }
+ }
+ }
+ else {
+ p.setRenderHint(QPainter::Antialiasing, true);
+ if (ctrl()->empty()) {
+ if (aR) {
+ int y = ctrl()->cur2pixel(th) + HANDLE2;
+ p.drawLine(r.x(), y, r.x() + r.width(), y);
+ }
+ }
+ else {
+ int x1, y1, x2, y2;
+ int hx = -1;
+ int hy = 0;
+
+ Pos pos1 = tc()->pix2pos(from);
+ ciCtrlVal i = ctrl()->lowerBound(pos1.time(tt));
+
+ if (i == ctrl()->end()) {
+ --i;
+ int x = tc()->pos2pix(Pos(i.key(), tt));
+ int y = ctrlY(x, i.value());
+ p.drawLine(r.x(), y, r.x() + r.width(), y);
+ }
+ else {
+ if (i == ctrl()->begin()) {
+ x1 = tc()->pos2pix(Pos(i.key(), tt));
+ y1 = ctrlY(x1, i.value());
+ x1 = r.x();
+ }
+ else {
+ --i;
+ x1 = tc()->pos2pix(Pos(i.key(), tt));
+ y1 = ctrlY(x1, i.value());
+ hx = x1;
+ hy = y1;
+ ++i;
+ }
+ do {
+ x2 = tc()->pos2pix(Pos(i.key(), tt));
+ y2 = ctrlY(x2, i.value());
+ if (ctrl()->type() & Ctrl::DISCRETE) {
+ p.drawLine(x1, y1, x2, y1);
+ p.drawLine(x2, y1, x2, y2);
+ }
+ else
+ p.drawLine(x1, y1, x2, y2);
+ if (x2 >= to)
+ break;
+ if (hx != -1)
+ drawHandle(p, hx, hy, lselected);
+ hx = x2;
+ hy = y2;
+ x1 = x2;
+ y1 = y2;
+ ++i;
+ } while (i != ctrl()->end());
+ if (x2 < to)
+ p.drawLine(x2, y1, to, y1);
+ if (hx != -1)
+ drawHandle(p, hx, hy, lselected);
+ }
+ }
+ if (!aR) {
+ int y = ctrl()->cur2pixel(th) + HANDLE2;
+ p.drawLine(r.x(), y, r.x() + r.width(), y);
+ }
+ }
+
+ if (drawRuler) {
+ p.setPen(QPen(Qt::white, 2));
+ p.setRenderHint(QPainter::Antialiasing, true);
+ p.drawLine(ruler1, ruler2);
+ }
+ //
+ // this does not work well a.t.m:
+ //
+ if (_drawCtrlName) {
+ QString s(ctrl()->name());
+ QFont f(tc()->font());
+// p.setFont(config.fonts[3]);
+ p.setPen(Qt::black);
+ QFontMetrics fm(f);
+ int ly = fm.lineSpacing() + 2;
+ p.drawText(2, ly, s);
+ }
+ p.restore();
+ }
+
+//---------------------------------------------------------
+// mousePress
+//---------------------------------------------------------
+
+void CtrlEditor::mousePress(const QPoint& pos, QMouseEvent* me)
+ {
+ int button = me->button();
+ Qt::KeyboardModifiers modifiers = me->modifiers();
+ Tool tool = tc()->tool();
+ if (button & Qt::RightButton) {
+ QMenu pop(tc());
+ QAction* a;
+ for (int i = 0; i < TOOLS; ++i) {
+ int id = 1 << i;
+ if ((arrangerTools & id) == 0)
+ continue;
+ a = getAction(toolList[i], &pop);
+ pop.addAction(a);
+ a->setCheckable(true);
+ if (id == (int)tool)
+ a->setChecked(true);
+ }
+ a = pop.addSeparator();
+ a = pop.addAction("List Editor");
+ a->setData(1 << (TOOLS+1));
+
+ a = pop.exec(me->globalPos());
+ if (a) {
+ int n = a->data().toInt();
+ if (n == (1 << (TOOLS+1))) {
+ Pos t(tc()->pix2pos(pos.x()));
+ muse->showListEditor(t, track(), 0, ctrl());
+ }
+ else
+ muse->setTool(n);
+ }
+ return;
+ }
+
+ int wh = cheight();
+ int y = pos.y();
+ int x = pos.x();
+
+ int cid = ctrl()->id();
+
+ if (tool == PencilTool || (modifiers & Qt::ShiftModifier)) {
+ selected = tc()->pix2pos(x);
+ lselected = x;
+ dragy = y;
+ dragx = x;
+ dragYoffset = 0;
+ if (cid == CTRL_VELOCITY || cid == CTRL_SVELOCITY)
+ song->startUndo();
+ else {
+ // add controller:
+ CVal val = ctrl()->pixel2val(dragy-HANDLE2, wh - HANDLE1 + splitWidth);
+ song->cmdAddControllerVal(track(), ctrl(), selected, val);
+ tc()->widget()->update();
+ }
+ }
+ else if (tool == PointerTool || tool == RubberTool) {
+ if (cid == CTRL_VELOCITY || cid == CTRL_SVELOCITY) {
+ dragx = x;
+ song->startUndo();
+ return;
+ }
+
+ Pos pos1(tc()->pix2pos(x - HANDLE2));
+ Pos pos2(tc()->pix2pos(x + HANDLE2));
+
+ TType tt = track()->timeType();
+ ciCtrlVal s = ctrl()->upperBound(pos1.time(tt));
+ ciCtrlVal e = ctrl()->upperBound(pos2.time(tt));
+ for (ciCtrlVal i = s; i != e; ++i) {
+ int yy = ctrl()->val2pixelR(i.value(), wh - HANDLE1 + splitWidth) + HANDLE2;
+ startY = yy;
+ if ((yy >= (y-HANDLE2)) && (yy < (y + HANDLE2))) {
+ if (tt == AL::TICKS)
+ selected.setTick(i.key());
+ else
+ selected.setFrame(i.key());
+ lselected = tc()->pos2pix(selected);
+ if (tool == RubberTool || button == Qt::RightButton
+ || modifiers & Qt::ControlModifier) {
+ song->cmdRemoveControllerVal(track(), ctrl()->id(), i.key());
+ dragy = -1;
+ }
+ else {
+ dragy = yy;
+ dragYoffset = dragy - y;
+ }
+ tc()->widget()->update();
+ break;
+ }
+ }
+ }
+ else if (tool == DrawTool) {
+ ruler1 = ruler2 = pos;
+ drawRuler = true;
+ }
+ }
+
+//---------------------------------------------------------
+// mouseRelease
+//---------------------------------------------------------
+
+void CtrlEditor::mouseRelease()
+ {
+ if (tc()->tool() == DrawTool) {
+ song->startUndo();
+ drawRuler = false;
+ int from, to, y1, y2;
+ if (ruler1.x() > ruler2.x()) {
+ from = ruler2.x();
+ to = ruler1.x();
+ y1 = ruler2.y();
+ y2 = ruler1.y();
+ }
+ else {
+ from = ruler1.x();
+ to = ruler2.x();
+ y1 = ruler1.y();
+ y2 = ruler2.y();
+ }
+ MidiController::ControllerType type = midiControllerType(ctrl()->id());
+ if (type == MidiController::Velo) {
+ PartList* pl = track()->parts();
+ for (iPart ip = pl->begin(); ip != pl->end(); ++ip) {
+ Part* part = ip->second;
+ int pos1 = tc()->pos2pix(*part);
+ int pos2 = tc()->pos2pix(part->end());
+
+ if (pos2 <= from)
+ continue;
+ if (pos1 > to)
+ break;
+
+ EventList* events = part->events();
+ for (iEvent e = events->begin(); e != events->end(); ++e) {
+ if (e->second.type() != Note)
+ continue;
+ int pos = tc()->pos2pix(e->second.pos() + *part);
+ if (pos <= from)
+ continue;
+ if (pos > to)
+ break;
+ int id = ctrl()->id();
+ if (id == CTRL_VELOCITY ||
+ (CTRL_SVELOCITY && e->second.pitch() == singlePitch)) {
+ int y = y1 + (y2 - y1) * (pos - from) / (to - from);
+ int val = (ctrl()->pixel2val(y+HANDLE2, cheight()-HANDLE1+splitWidth)).i;
+ Event clone = e->second.clone();
+ clone.setB(val);
+ song->changeEvent(e->second, clone, part);
+ song->undoOp(UndoOp::ModifyEvent, clone, e->second, part);
+ }
+ }
+ }
+ }
+ else {
+ printf("ctrleditor:: not implemented\n");
+ }
+ song->endUndo(SC_EVENT_MODIFIED);
+ tc()->widget()->update();
+ return;
+ }
+ if (ctrl()->id() == CTRL_VELOCITY || ctrl()->id() == CTRL_SVELOCITY)
+ song->endUndo(SC_EVENT_MODIFIED);
+ else {
+ if (dragy != -1 && dragy != startY) {
+ int wh = cheight() + splitWidth - HANDLE1;
+ CVal val = ctrl()->pixel2val(dragy - HANDLE2, wh);
+ // modify controller:
+ song->cmdAddControllerVal(track(), ctrl(), selected, val);
+ }
+ dragy = -1;
+ }
+ }
+
+//---------------------------------------------------------
+// mouseMove
+// called only with mouse button pressed
+//---------------------------------------------------------
+
+void CtrlEditor::mouseMove(const QPoint& pos)
+ {
+ Tool tool = tc()->tool();
+ int cid = ctrl()->id();
+
+ if (tool == DrawTool) {
+ ruler2 = pos;
+ tc()->widget()->update();
+ return;
+ }
+ if (cid == CTRL_VELOCITY || cid == CTRL_SVELOCITY) {
+ AL::Pos p1(tc()->pix2pos(dragx));
+ AL::Pos p2(tc()->pix2pos(pos.x()));
+ dragx = pos.x();
+
+ int wh = cheight() - HANDLE1 + splitWidth;
+ int val = (ctrl()->pixel2val(pos.y() - HANDLE2, wh)).i;
+ unsigned tick1 = p1.tick();
+ Part* part = track()->parts()->findPart(tick1);
+ if (part == 0)
+ return;
+ unsigned tick2 = p2.tick();
+ if (tick1 > tick2) {
+ int tmp = tick2;
+ tick2 = tick1;
+ tick1 = tmp;
+ }
+ if (part->tick() > tick1)
+ tick1 = 0;
+ else
+ tick1 -= part->tick(); // event time is relative to part
+ if (part->tick() > tick2)
+ tick2 = 0;
+ else
+ tick2 -= part->tick();
+
+ //
+ // change velocity for all notes at tick time
+ //
+ EventList* el = part->events();
+ EventList tel;
+ for (iEvent ie = el->lower_bound(tick1); ie != el->lower_bound(tick2); ie++) {
+ Event e = ie->second;
+ if (!e.isNote() || e.dataB() == val)
+ continue;
+ tel.add(e);
+ }
+ for (iEvent ie = tel.begin(); ie != tel.end(); ++ie) {
+ Event e = ie->second;
+ Event clone = e.clone();
+ clone.setB(val);
+ song->changeEvent(e, clone, part);
+ song->undoOp(UndoOp::ModifyEvent, clone, e, part);
+ }
+ }
+ else {
+ if (tool == RubberTool) {
+ int wh = cheight();
+ int y = pos.y();
+ int x = pos.x();
+
+ Pos pos1(tc()->pix2pos(x - HANDLE2));
+ Pos pos2(tc()->pix2pos(x + HANDLE2));
+
+ TType tt = track()->timeType();
+ ciCtrlVal s = ctrl()->upperBound(pos1.time(tt));
+ ciCtrlVal e = ctrl()->upperBound(pos2.time(tt));
+ for (ciCtrlVal i = s; i != e; ++i) {
+ int yy = ctrl()->val2pixelR(i.value(), wh);
+ startY = yy;
+ if ((yy >= (y-HANDLE2)) && (yy < (y + HANDLE2))) {
+ if (tt == AL::TICKS)
+ selected.setTick(i.key());
+ else
+ selected.setFrame(i.key());
+ lselected = tc()->pos2pix(selected);
+ song->cmdRemoveControllerVal(track(), ctrl()->id(), i.key());
+ dragy = -1;
+ break;
+ }
+ }
+ }
+ if (dragy != -1) {
+ int th = cheight() + splitWidth - HANDLE2 - 1;
+ dragy = pos.y() + dragYoffset;
+ if (dragy < HANDLE2)
+ dragy = HANDLE2;
+ else if (dragy > th) {
+ dragy = th;
+ }
+ }
+ }
+ tc()->widget()->update();
+ }
+
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