annotate layer/RegionLayer.h @ 566:8c3f66fa574f

* Set LIBS properly when optional pkg-config package found
author Chris Cannam
date Wed, 22 Sep 2010 12:28:37 +0100
parents 5bcfc5606528
children 5b72899d692b
rev   line source
Chris@411 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@411 2
Chris@411 3 /*
Chris@411 4 Sonic Visualiser
Chris@411 5 An audio file viewer and annotation editor.
Chris@411 6 Centre for Digital Music, Queen Mary, University of London.
Chris@411 7 This file copyright 2006-2008 Chris Cannam and QMUL.
Chris@411 8
Chris@411 9 This program is free software; you can redistribute it and/or
Chris@411 10 modify it under the terms of the GNU General Public License as
Chris@411 11 published by the Free Software Foundation; either version 2 of the
Chris@411 12 License, or (at your option) any later version. See the file
Chris@411 13 COPYING included with this distribution for more information.
Chris@411 14 */
Chris@411 15
Chris@411 16 #ifndef _REGION_LAYER_H_
Chris@411 17 #define _REGION_LAYER_H_
Chris@411 18
Chris@411 19 #include "SingleColourLayer.h"
Chris@411 20 #include "data/model/RegionModel.h"
Chris@411 21
Chris@411 22 #include <QObject>
Chris@411 23 #include <QColor>
Chris@411 24
Chris@433 25 #include <map>
Chris@433 26
Chris@411 27 class View;
Chris@411 28 class QPainter;
Chris@411 29
Chris@411 30 class RegionLayer : public SingleColourLayer
Chris@411 31 {
Chris@411 32 Q_OBJECT
Chris@411 33
Chris@411 34 public:
Chris@411 35 RegionLayer();
Chris@411 36
Chris@411 37 virtual void paint(View *v, QPainter &paint, QRect rect) const;
Chris@411 38
Chris@411 39 virtual QString getFeatureDescription(View *v, QPoint &) const;
Chris@552 40 virtual QString getLabelPreceding(size_t) const;
Chris@411 41
Chris@411 42 virtual bool snapToFeatureFrame(View *v, int &frame,
Chris@411 43 size_t &resolution,
Chris@411 44 SnapType snap) const;
Chris@559 45 virtual bool snapToSimilarFeature(View *v, int &frame,
Chris@559 46 size_t &resolution,
Chris@559 47 SnapType snap) const;
Chris@411 48
Chris@411 49 virtual void drawStart(View *v, QMouseEvent *);
Chris@411 50 virtual void drawDrag(View *v, QMouseEvent *);
Chris@411 51 virtual void drawEnd(View *v, QMouseEvent *);
Chris@411 52
Chris@411 53 virtual void eraseStart(View *v, QMouseEvent *);
Chris@411 54 virtual void eraseDrag(View *v, QMouseEvent *);
Chris@411 55 virtual void eraseEnd(View *v, QMouseEvent *);
Chris@411 56
Chris@411 57 virtual void editStart(View *v, QMouseEvent *);
Chris@411 58 virtual void editDrag(View *v, QMouseEvent *);
Chris@411 59 virtual void editEnd(View *v, QMouseEvent *);
Chris@411 60
Chris@411 61 virtual bool editOpen(View *v, QMouseEvent *);
Chris@411 62
Chris@411 63 virtual void moveSelection(Selection s, size_t newStartFrame);
Chris@411 64 virtual void resizeSelection(Selection s, Selection newSize);
Chris@411 65 virtual void deleteSelection(Selection s);
Chris@411 66
Chris@411 67 virtual void copy(View *v, Selection s, Clipboard &to);
Chris@411 68 virtual bool paste(View *v, const Clipboard &from, int frameOffset,
Chris@411 69 bool interactive);
Chris@411 70
Chris@411 71 virtual const Model *getModel() const { return m_model; }
Chris@411 72 void setModel(RegionModel *model);
Chris@411 73
Chris@411 74 virtual PropertyList getProperties() const;
Chris@411 75 virtual QString getPropertyLabel(const PropertyName &) const;
Chris@411 76 virtual PropertyType getPropertyType(const PropertyName &) const;
Chris@411 77 virtual QString getPropertyGroupName(const PropertyName &) const;
Chris@411 78 virtual int getPropertyRangeAndValue(const PropertyName &,
Chris@411 79 int *min, int *max, int *deflt) const;
Chris@411 80 virtual QString getPropertyValueLabel(const PropertyName &,
Chris@411 81 int value) const;
Chris@411 82 virtual void setProperty(const PropertyName &, int value);
Chris@411 83
Chris@427 84 void setFillColourMap(int);
Chris@427 85 int getFillColourMap() const { return m_colourMap; }
Chris@427 86
Chris@411 87 enum VerticalScale {
Chris@411 88 AutoAlignScale,
Chris@433 89 EqualSpaced,
Chris@411 90 LinearScale,
Chris@411 91 LogScale,
Chris@411 92 };
Chris@411 93
Chris@411 94 void setVerticalScale(VerticalScale scale);
Chris@411 95 VerticalScale getVerticalScale() const { return m_verticalScale; }
Chris@411 96
Chris@412 97 enum PlotStyle {
Chris@412 98 PlotLines,
Chris@412 99 PlotSegmentation
Chris@412 100 };
Chris@412 101
Chris@412 102 void setPlotStyle(PlotStyle style);
Chris@412 103 PlotStyle getPlotStyle() const { return m_plotStyle; }
Chris@412 104
Chris@411 105 virtual bool isLayerScrollable(const View *v) const;
Chris@411 106
Chris@411 107 virtual bool isLayerEditable() const { return true; }
Chris@411 108
Chris@411 109 virtual int getCompletion(View *) const { return m_model->getCompletion(); }
Chris@411 110
Chris@411 111 virtual bool getValueExtents(float &min, float &max,
Chris@411 112 bool &log, QString &unit) const;
Chris@411 113
Chris@411 114 virtual bool getDisplayExtents(float &min, float &max) const;
Chris@411 115
Chris@411 116 virtual void toXml(QTextStream &stream, QString indent = "",
Chris@411 117 QString extraAttributes = "") const;
Chris@411 118
Chris@411 119 void setProperties(const QXmlAttributes &attributes);
Chris@411 120
Chris@433 121 protected slots:
Chris@433 122 void recalcSpacing();
Chris@433 123
Chris@411 124 protected:
Chris@411 125 void getScaleExtents(View *, float &min, float &max, bool &log) const;
Chris@411 126 int getYForValue(View *v, float value) const;
Chris@551 127 float getValueForY(View *v, int y, int avoid = -1) const;
Chris@427 128 QColor getColourForValue(View *v, float value) const;
Chris@411 129
Chris@411 130 virtual int getDefaultColourHint(bool dark, bool &impose);
Chris@411 131
Chris@550 132 RegionModel::PointList getLocalPoints(View *v, int x) const;
Chris@550 133
Chris@550 134 bool getPointToDrag(View *v, int x, int y, RegionModel::Point &) const;
Chris@411 135
Chris@411 136 RegionModel *m_model;
Chris@411 137 bool m_editing;
Chris@551 138 int m_dragPointX;
Chris@551 139 int m_dragPointY;
Chris@551 140 int m_dragStartX;
Chris@551 141 int m_dragStartY;
Chris@411 142 RegionModel::Point m_originalPoint;
Chris@411 143 RegionModel::Point m_editingPoint;
Chris@411 144 RegionModel::EditCommand *m_editingCommand;
Chris@411 145 VerticalScale m_verticalScale;
Chris@427 146 int m_colourMap;
Chris@412 147 PlotStyle m_plotStyle;
Chris@411 148
Chris@433 149 typedef std::map<float, int> SpacingMap;
Chris@551 150
Chris@542 151 // region value -> ordering
Chris@433 152 SpacingMap m_spacingMap;
Chris@433 153
Chris@551 154 // region value -> number of regions with this value
Chris@551 155 SpacingMap m_distributionMap;
Chris@551 156
Chris@542 157 int spacingIndexToY(View *v, int i) const;
Chris@542 158 float yToSpacingIndex(View *v, int y) const;
Chris@542 159
Chris@411 160 void finish(RegionModel::EditCommand *command) {
Chris@411 161 Command *c = command->finish();
Chris@411 162 if (c) CommandHistory::getInstance()->addCommand(c, false);
Chris@411 163 }
Chris@411 164 };
Chris@411 165
Chris@411 166 #endif
Chris@411 167