annotate layer/TimeValueLayer.h @ 58:01ab51f72e84

* Set indent-tabs-mode to nil in Emacs mode direction
author Chris Cannam
date Mon, 20 Mar 2006 11:40:39 +0000
parents ad214997dddb
children 705f05ab42e3
rev   line source
Chris@58 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@0 2
Chris@0 3 /*
Chris@0 4 A waveform viewer and audio annotation editor.
Chris@3 5 Chris Cannam, Queen Mary University of London, 2005-2006
Chris@0 6
Chris@0 7 This is experimental software. Not for distribution.
Chris@0 8 */
Chris@0 9
Chris@30 10 #ifndef _TIME_VALUE_LAYER_H_
Chris@30 11 #define _TIME_VALUE_LAYER_H_
Chris@0 12
Chris@0 13 #include "base/Layer.h"
Chris@0 14 #include "model/SparseTimeValueModel.h"
Chris@0 15
Chris@0 16 #include <QObject>
Chris@0 17 #include <QColor>
Chris@0 18
Chris@0 19 class View;
Chris@0 20 class QPainter;
Chris@0 21
Chris@0 22 class TimeValueLayer : public Layer
Chris@0 23 {
Chris@0 24 Q_OBJECT
Chris@0 25
Chris@0 26 public:
Chris@44 27 TimeValueLayer();
Chris@0 28
Chris@44 29 virtual void paint(View *v, QPainter &paint, QRect rect) const;
Chris@0 30
Chris@44 31 virtual int getVerticalScaleWidth(View *v, QPainter &) const;
Chris@44 32 virtual void paintVerticalScale(View *v, QPainter &paint, QRect rect) const;
Chris@42 33
Chris@44 34 virtual QString getFeatureDescription(View *v, QPoint &) const;
Chris@0 35
Chris@44 36 virtual bool snapToFeatureFrame(View *v, int &frame,
Chris@28 37 size_t &resolution,
Chris@28 38 SnapType snap) const;
Chris@13 39
Chris@44 40 virtual void drawStart(View *v, QMouseEvent *);
Chris@44 41 virtual void drawDrag(View *v, QMouseEvent *);
Chris@44 42 virtual void drawEnd(View *v, QMouseEvent *);
Chris@21 43
Chris@44 44 virtual void editStart(View *v, QMouseEvent *);
Chris@44 45 virtual void editDrag(View *v, QMouseEvent *);
Chris@44 46 virtual void editEnd(View *v, QMouseEvent *);
Chris@21 47
Chris@43 48 virtual void moveSelection(Selection s, size_t newStartFrame);
Chris@43 49 virtual void resizeSelection(Selection s, Selection newSize);
Chris@43 50
Chris@0 51 virtual const Model *getModel() const { return m_model; }
Chris@0 52 void setModel(SparseTimeValueModel *model);
Chris@0 53
Chris@0 54 virtual PropertyList getProperties() const;
Chris@0 55 virtual PropertyType getPropertyType(const PropertyName &) const;
Chris@0 56 virtual int getPropertyRangeAndValue(const PropertyName &,
Chris@0 57 int *min, int *max) const;
Chris@0 58 virtual QString getPropertyValueLabel(const PropertyName &,
Chris@0 59 int value) const;
Chris@0 60 virtual void setProperty(const PropertyName &, int value);
Chris@0 61
Chris@0 62 void setBaseColour(QColor);
Chris@0 63 QColor getBaseColour() const { return m_colour; }
Chris@0 64
Chris@26 65 enum PlotStyle {
Chris@26 66 PlotPoints,
Chris@26 67 PlotStems,
Chris@26 68 PlotConnectedPoints,
Chris@26 69 PlotLines,
Chris@26 70 PlotCurve,
Chris@26 71 PlotSegmentation
Chris@26 72 };
Chris@0 73
Chris@0 74 void setPlotStyle(PlotStyle style);
Chris@0 75 PlotStyle getPlotStyle() const { return m_plotStyle; }
Chris@0 76
Chris@44 77 virtual bool isLayerScrollable(const View *v) const;
Chris@0 78
Chris@23 79 virtual bool isLayerEditable() const { return true; }
Chris@23 80
Chris@0 81 virtual int getCompletion() const { return m_model->getCompletion(); }
Chris@0 82
Chris@6 83 virtual QString toXmlString(QString indent = "",
Chris@6 84 QString extraAttributes = "") const;
Chris@6 85
Chris@11 86 void setProperties(const QXmlAttributes &attributes);
Chris@11 87
Chris@0 88 protected:
Chris@44 89 int getYForValue(View *, float value) const;
Chris@44 90 float getValueForY(View *, int y) const;
Chris@21 91
Chris@44 92 SparseTimeValueModel::PointList getLocalPoints(View *v, int) const;
Chris@0 93
Chris@0 94 SparseTimeValueModel *m_model;
Chris@21 95 bool m_editing;
Chris@23 96 SparseTimeValueModel::Point m_originalPoint;
Chris@21 97 SparseTimeValueModel::Point m_editingPoint;
Chris@22 98 SparseTimeValueModel::EditCommand *m_editingCommand;
Chris@0 99 QColor m_colour;
Chris@0 100 PlotStyle m_plotStyle;
Chris@0 101 };
Chris@0 102
Chris@0 103 #endif
Chris@0 104