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Diffstat (limited to 'muse_qt4_evolution/muse/midiedit/ecanvas.h')
| -rw-r--r-- | muse_qt4_evolution/muse/midiedit/ecanvas.h | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/muse_qt4_evolution/muse/midiedit/ecanvas.h b/muse_qt4_evolution/muse/midiedit/ecanvas.h new file mode 100644 index 00000000..f128e5fa --- /dev/null +++ b/muse_qt4_evolution/muse/midiedit/ecanvas.h @@ -0,0 +1,173 @@ +//============================================================================= +// 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. +//============================================================================= + +#ifndef __ECANVAS_H__ +#define __ECANVAS_H__ + +#include "al/pos.h" +#include "awl/tcanvas.h" +#include "widgets/noteinfo.h" +#include "citem.h" +#include "ctrl/ctrledit.h" +#include "widgets/tb1.h" + +class MidiTrack; +class MidiEditor; +class MidiEvent; +class Part; +class Event; +class CtrlEdit; + +//--------------------------------------------------------- +// EventCanvas +//--------------------------------------------------------- + +class EventCanvas : public TimeCanvas { + Q_OBJECT + + int startPitch; // on start dragging events + int deltaPitch; + int keyDown; // pressed key on piano keypad (or drum instrument list) + int playedPitch; + + void noteOn(int pitch, int velocity, bool shift); + void noteOff(int pitch); + virtual void layout(); + virtual void magChanged(); + + protected: + enum DragMode { + DRAG_OFF, DRAG_NEW, + DRAG_MOVE_START, DRAG_MOVE, + DRAG_COPY_START, DRAG_COPY, + DRAGX_MOVE, DRAGY_MOVE, + DRAGX_COPY, DRAGY_COPY, + DRAG_DELETE, + DRAG_RESIZE, DRAG_LASSO_START, DRAG_LASSO, + }; + + enum DragType { + MOVE_MOVE, MOVE_COPY + }; + + CtrlEditList ctrlEditList; + MidiEditor* editor; + CItemList items; + CItemList moving; + CItem* curItem; + Part* curPart; + int canvasTools; + int curSplitter; // -1 mouse not in splitter + bool dragSplitter; + int splitterY; + + DragMode drag; + QRect lasso; + QPoint start; + QMenu* itemPopupMenu; + QMenu* canvasPopupMenu; + + unsigned startTick, endTick; + int curVelo; + + virtual void mousePress(QMouseEvent*); + virtual void mouseDoubleClick(QMouseEvent*); + virtual void mouseMove(QPoint); + virtual void enterB(); + virtual void leaveB(); + virtual void mouseRelease(QMouseEvent*); + void layoutPanelB(CtrlEdit* c); + + void updateSelection(); + virtual CItem* searchItem(const QPoint& p) const = 0; + virtual void addItem(Part*, const Event&) = 0; + virtual void moveItem(CItem*, DragType) = 0; + virtual CItem* newItem(const QPoint&, int state) = 0; + virtual void newItem(CItem*, bool noSnap=false) = 0; + virtual bool deleteItem(CItem*) = 0; + virtual void resizeItem(CItem*, bool noSnap=false) = 0; + + virtual void startDrag(CItem*, bool) {} + virtual QMenu* genItemPopup(CItem*) { return 0; } + virtual void itemPopup(CItem*, int, const QPoint&) {} + virtual void itemReleased() {} + virtual void itemPressed(const CItem*) {} + virtual void itemMoved(const CItem*) {} + + virtual void addController(); + + void endMoveItems(DragType); + virtual void selectItem(CItem* e, bool); + virtual void deselectAll(); + QMenu* genCanvasPopup(); + void canvasPopup(int); + virtual void startUndo(DragType); + virtual void endUndo(DragType); + virtual void selectLasso(bool) {} + void setCursor(); + virtual void deleteItem(const QPoint&); + void moveItems(const QPoint& pos, int dir); + void mousePressCanvasA(QPoint pos); + void mousePressCanvasA(QMouseEvent*); + void mouseMoveCanvasA(QPoint pos); + void mouseReleaseCanvasA(QMouseEvent*); + + virtual void paintControllerCanvas(QPainter&, QRect); + virtual void paintControllerPanel(QPainter&, QRect); + + void pasteAt(const QString& pt, unsigned pos); + void updatePartControllerList(); + + private slots: + void removeController(QAction*); + void midiNote(const MidiEvent&); + + public slots: + void setQuant(int) { update(); } + void songChanged(int); + + signals: + void selectionChanged(int, Event&, Part*); + void enterCanvas(); + void yChanged(int); // emitted from mouseMove in controller canvas + + public: + EventCanvas(MidiEditor*, TimeCanvasType); + MidiTrack* track() const; + Part* part() const { return curPart; } + QString getCaption() const; + void range(AL::Pos& s, AL::Pos& e) const; + void selectFirst(); + virtual void modifySelected(NoteInfo::ValType, int) {} + virtual void keyPress(QKeyEvent*); + int selectionSize() const; + void setCurPart(Part*); + QMimeData* getTextDrag(); + CItemList* getItems() { return &items; } + CtrlEditList* getCtrlEditors() { return &ctrlEditList; } + const CtrlEditList* getCtrlEditors() const { return &ctrlEditList; } + void addController(int id, int h); + void layout1(); + }; + +extern void paintVLine(QPainter& p, int y1, int y2, int x); + +#endif + |