Chris@58: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ Chris@30: Chris@30: /* Chris@59: Sonic Visualiser Chris@59: An audio file viewer and annotation editor. Chris@59: Centre for Digital Music, Queen Mary, University of London. Chris@59: This file copyright 2006 Chris Cannam. Chris@30: Chris@59: This program is free software; you can redistribute it and/or Chris@59: modify it under the terms of the GNU General Public License as Chris@59: published by the Free Software Foundation; either version 2 of the Chris@59: License, or (at your option) any later version. See the file Chris@59: COPYING included with this distribution for more information. Chris@30: */ Chris@30: Chris@30: #ifndef _NOTE_LAYER_H_ Chris@30: #define _NOTE_LAYER_H_ Chris@30: Chris@287: #include "SingleColourLayer.h" Chris@701: #include "VerticalScaleLayer.h" Chris@701: Chris@128: #include "data/model/NoteModel.h" Chris@30: Chris@30: #include Chris@30: #include Chris@30: Chris@30: class View; Chris@30: class QPainter; Chris@30: Chris@701: class NoteLayer : public SingleColourLayer, Chris@701: public VerticalScaleLayer Chris@30: { Chris@30: Q_OBJECT Chris@30: Chris@30: public: Chris@44: NoteLayer(); Chris@30: Chris@44: virtual void paint(View *v, QPainter &paint, QRect rect) const; Chris@30: Chris@692: virtual int getVerticalScaleWidth(View *v, bool, QPainter &) const; Chris@692: virtual void paintVerticalScale(View *v, bool, QPainter &paint, QRect rect) const; Chris@692: Chris@44: virtual QString getFeatureDescription(View *v, QPoint &) const; Chris@30: Chris@905: virtual bool snapToFeatureFrame(View *v, sv_frame_t &frame, Chris@805: int &resolution, Chris@30: SnapType snap) const; Chris@30: Chris@44: virtual void drawStart(View *v, QMouseEvent *); Chris@44: virtual void drawDrag(View *v, QMouseEvent *); Chris@44: virtual void drawEnd(View *v, QMouseEvent *); Chris@30: Chris@335: virtual void eraseStart(View *v, QMouseEvent *); Chris@335: virtual void eraseDrag(View *v, QMouseEvent *); Chris@335: virtual void eraseEnd(View *v, QMouseEvent *); Chris@335: Chris@44: virtual void editStart(View *v, QMouseEvent *); Chris@44: virtual void editDrag(View *v, QMouseEvent *); Chris@44: virtual void editEnd(View *v, QMouseEvent *); Chris@30: Chris@255: virtual bool editOpen(View *v, QMouseEvent *); Chris@70: Chris@905: virtual void moveSelection(Selection s, sv_frame_t newStartFrame); Chris@43: virtual void resizeSelection(Selection s, Selection newSize); Chris@76: virtual void deleteSelection(Selection s); Chris@76: Chris@359: virtual void copy(View *v, Selection s, Clipboard &to); Chris@905: virtual bool paste(View *v, const Clipboard &from, sv_frame_t frameOffset, Chris@125: bool interactive); Chris@43: Chris@30: virtual const Model *getModel() const { return m_model; } Chris@30: void setModel(NoteModel *model); Chris@30: Chris@30: virtual PropertyList getProperties() const; Chris@87: virtual QString getPropertyLabel(const PropertyName &) const; Chris@30: virtual PropertyType getPropertyType(const PropertyName &) const; Chris@198: virtual QString getPropertyGroupName(const PropertyName &) const; Chris@30: virtual int getPropertyRangeAndValue(const PropertyName &, Chris@216: int *min, int *max, int *deflt) const; Chris@30: virtual QString getPropertyValueLabel(const PropertyName &, Chris@30: int value) const; Chris@30: virtual void setProperty(const PropertyName &, int value); Chris@30: Chris@30: enum VerticalScale { Chris@101: AutoAlignScale, Chris@101: LinearScale, Chris@101: LogScale, Chris@101: MIDIRangeScale Chris@30: }; Chris@30: Chris@30: void setVerticalScale(VerticalScale scale); Chris@30: VerticalScale getVerticalScale() const { return m_verticalScale; } Chris@30: Chris@44: virtual bool isLayerScrollable(const View *v) const; Chris@30: Chris@30: virtual bool isLayerEditable() const { return true; } Chris@30: Chris@115: virtual int getCompletion(View *) const { return m_model->getCompletion(); } Chris@30: Chris@905: virtual bool getValueExtents(double &min, double &max, Chris@101: bool &log, QString &unit) const; Chris@101: Chris@905: virtual bool getDisplayExtents(double &min, double &max) const; Chris@905: virtual bool setDisplayExtents(double min, double max); Chris@439: Chris@439: virtual int getVerticalZoomSteps(int &defaultStep) const; Chris@439: virtual int getCurrentVerticalZoomStep() const; Chris@439: virtual void setVerticalZoomStep(int); Chris@439: virtual RangeMapper *getNewVerticalZoomRangeMapper() const; Chris@79: Chris@507: /** Chris@507: * Add a note-on. Used when recording MIDI "live". The note will Chris@507: * not be finally added to the layer until the corresponding Chris@507: * note-off. Chris@507: */ Chris@905: void addNoteOn(sv_frame_t frame, int pitch, int velocity); Chris@507: Chris@507: /** Chris@507: * Add a note-off. This will cause a note to appear, if and only Chris@507: * if there is a matching pending note-on. Chris@507: */ Chris@905: void addNoteOff(sv_frame_t frame, int pitch); Chris@507: Chris@507: /** Chris@507: * Abandon all pending note-on events. Chris@507: */ Chris@507: void abandonNoteOns(); Chris@507: Chris@316: virtual void toXml(QTextStream &stream, QString indent = "", Chris@316: QString extraAttributes = "") const; Chris@30: Chris@30: void setProperties(const QXmlAttributes &attributes); Chris@30: Chris@701: /// VerticalScaleLayer methods Chris@905: virtual int getYForValue(View *v, double value) const; Chris@905: virtual double getValueForY(View *v, int y) const; Chris@701: virtual QString getScaleUnits() const; Chris@701: Chris@30: protected: Chris@905: void getScaleExtents(View *, double &min, double &max, bool &log) const; Chris@101: bool shouldConvertMIDIToHz() const; Chris@30: Chris@287: virtual int getDefaultColourHint(bool dark, bool &impose); Chris@287: Chris@44: NoteModel::PointList getLocalPoints(View *v, int) const; Chris@30: Chris@550: bool getPointToDrag(View *v, int x, int y, NoteModel::Point &) const; Chris@550: Chris@30: NoteModel *m_model; Chris@30: bool m_editing; Chris@551: int m_dragPointX; Chris@551: int m_dragPointY; Chris@551: int m_dragStartX; Chris@551: int m_dragStartY; Chris@30: NoteModel::Point m_originalPoint; Chris@30: NoteModel::Point m_editingPoint; Chris@30: NoteModel::EditCommand *m_editingCommand; Chris@30: VerticalScale m_verticalScale; Chris@376: Chris@507: typedef std::set NoteSet; Chris@507: NoteSet m_pendingNoteOns; Chris@507: Chris@905: mutable double m_scaleMinimum; Chris@905: mutable double m_scaleMaximum; Chris@439: Chris@439: bool shouldAutoAlign() const; Chris@439: Chris@376: void finish(NoteModel::EditCommand *command) { Chris@376: Command *c = command->finish(); Chris@376: if (c) CommandHistory::getInstance()->addCommand(c, false); Chris@376: } Chris@30: }; Chris@30: Chris@30: #endif Chris@30: