Chris@58: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@0:
Chris@0: /*
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@0:
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@0: */
Chris@0:
Chris@30: #ifndef _TIME_VALUE_LAYER_H_
Chris@30: #define _TIME_VALUE_LAYER_H_
Chris@0:
Chris@287: #include "SingleColourLayer.h"
Chris@128: #include "data/model/SparseTimeValueModel.h"
Chris@0:
Chris@0: #include <QObject>
Chris@0: #include <QColor>
Chris@0:
Chris@0: class View;
Chris@0: class QPainter;
Chris@0:
Chris@287: class TimeValueLayer : public SingleColourLayer
Chris@0: {
Chris@0: Q_OBJECT
Chris@0:
Chris@0: public:
Chris@44: TimeValueLayer();
Chris@0:
Chris@44: virtual void paint(View *v, QPainter &paint, QRect rect) const;
Chris@0:
Chris@44: virtual int getVerticalScaleWidth(View *v, QPainter &) const;
Chris@44: virtual void paintVerticalScale(View *v, QPainter &paint, QRect rect) const;
Chris@42:
Chris@44: virtual QString getFeatureDescription(View *v, QPoint &) const;
Chris@0:
Chris@44: virtual bool snapToFeatureFrame(View *v, int &frame,
Chris@28: size_t &resolution,
Chris@28: SnapType snap) const;
Chris@517: virtual bool snapToSimilarFeature(View *v, int &frame,
Chris@517: size_t &resolution,
Chris@517: SnapType snap) const;
Chris@13:
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@21:
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@21:
Chris@255: virtual bool editOpen(View *v, QMouseEvent *);
Chris@70:
Chris@43: virtual void moveSelection(Selection s, size_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@359: virtual bool paste(View *v, const Clipboard &from, int frameOffset,
Chris@125: bool interactive);
Chris@43:
Chris@0: virtual const Model *getModel() const { return m_model; }
Chris@0: void setModel(SparseTimeValueModel *model);
Chris@0:
Chris@0: virtual PropertyList getProperties() const;
Chris@87: virtual QString getPropertyLabel(const PropertyName &) const;
Chris@515: virtual QString getPropertyIconName(const PropertyName &) const;
Chris@0: virtual PropertyType getPropertyType(const PropertyName &) const;
Chris@198: virtual QString getPropertyGroupName(const PropertyName &) const;
Chris@0: virtual int getPropertyRangeAndValue(const PropertyName &,
Chris@216: int *min, int *max, int *deflt) const;
Chris@0: virtual QString getPropertyValueLabel(const PropertyName &,
Chris@0: int value) const;
Chris@0: virtual void setProperty(const PropertyName &, int value);
Chris@0:
Chris@197: void setFillColourMap(int);
Chris@197: int getFillColourMap() const { return m_colourMap; }
Chris@197:
Chris@26: enum PlotStyle {
Chris@26: PlotPoints,
Chris@26: PlotStems,
Chris@26: PlotConnectedPoints,
Chris@26: PlotLines,
Chris@26: PlotCurve,
Chris@26: PlotSegmentation
Chris@26: };
Chris@0:
Chris@0: void setPlotStyle(PlotStyle style);
Chris@0: PlotStyle getPlotStyle() const { return m_plotStyle; }
Chris@0:
Chris@66: enum VerticalScale {
Chris@101: AutoAlignScale,
Chris@66: LinearScale,
Chris@66: LogScale,
Chris@101: PlusMinusOneScale
Chris@66: };
Chris@66:
Chris@66: void setVerticalScale(VerticalScale scale);
Chris@66: VerticalScale getVerticalScale() const { return m_verticalScale; }
Chris@66:
Chris@513: void setDrawSegmentDivisions(bool);
Chris@513: bool getDrawSegmentDivisions() const { return m_drawSegmentDivisions; }
Chris@513:
Chris@44: virtual bool isLayerScrollable(const View *v) const;
Chris@0:
Chris@23: virtual bool isLayerEditable() const { return true; }
Chris@23:
Chris@169: virtual int getCompletion(View *) const { return m_model->getCompletion(); }
Chris@0:
Chris@79: virtual bool needsTextLabelHeight() const {
Chris@81: return m_plotStyle == PlotSegmentation && m_model->hasTextLabels();
Chris@79: }
Chris@79:
Chris@101: virtual bool getValueExtents(float &min, float &max,
Chris@101: bool &logarithmic, QString &unit) const;
Chris@101:
Chris@101: virtual bool getDisplayExtents(float &min, float &max) const;
Chris@437: virtual bool setDisplayExtents(float min, float max);
Chris@437:
Chris@437: virtual int getVerticalZoomSteps(int &defaultStep) const;
Chris@437: virtual int getCurrentVerticalZoomStep() const;
Chris@437: virtual void setVerticalZoomStep(int);
Chris@437: virtual RangeMapper *getNewVerticalZoomRangeMapper() const;
Chris@79:
Chris@316: virtual void toXml(QTextStream &stream, QString indent = "",
Chris@316: QString extraAttributes = "") const;
Chris@6:
Chris@11: void setProperties(const QXmlAttributes &attributes);
Chris@11:
Chris@494: virtual ColourSignificance getLayerColourSignificance() const {
Chris@494: if (m_plotStyle == PlotSegmentation) {
Chris@494: return ColourHasMeaningfulValue;
Chris@494: } else {
Chris@494: return ColourDistinguishes;
Chris@494: }
Chris@494: }
Chris@494:
Chris@0: protected:
Chris@101: void getScaleExtents(View *, float &min, float &max, bool &log) const;
Chris@44: int getYForValue(View *, float value) const;
Chris@44: float getValueForY(View *, int y) const;
Chris@101: QColor getColourForValue(View *v, float value) const;
Chris@296: bool shouldAutoAlign() const;
Chris@68:
Chris@44: SparseTimeValueModel::PointList getLocalPoints(View *v, int) const;
Chris@0:
Chris@287: virtual int getDefaultColourHint(bool dark, bool &impose);
Chris@287:
Chris@0: SparseTimeValueModel *m_model;
Chris@21: bool m_editing;
Chris@23: SparseTimeValueModel::Point m_originalPoint;
Chris@21: SparseTimeValueModel::Point m_editingPoint;
Chris@22: SparseTimeValueModel::EditCommand *m_editingCommand;
Chris@197: int m_colourMap;
Chris@0: PlotStyle m_plotStyle;
Chris@66: VerticalScale m_verticalScale;
Chris@513: bool m_drawSegmentDivisions;
Chris@376:
Chris@437: mutable float m_scaleMinimum;
Chris@437: mutable float m_scaleMaximum;
Chris@437:
Chris@376: void finish(SparseTimeValueModel::EditCommand *command) {
Chris@376: Command *c = command->finish();
Chris@376: if (c) CommandHistory::getInstance()->addCommand(c, false);
Chris@376: }
Chris@0: };
Chris@0:
Chris@0: #endif
Chris@0: