Chris@411: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@411:
Chris@411: /*
Chris@411: Sonic Visualiser
Chris@411: An audio file viewer and annotation editor.
Chris@411: Centre for Digital Music, Queen Mary, University of London.
Chris@411: This file copyright 2006-2008 Chris Cannam and QMUL.
Chris@411:
Chris@411: This program is free software; you can redistribute it and/or
Chris@411: modify it under the terms of the GNU General Public License as
Chris@411: published by the Free Software Foundation; either version 2 of the
Chris@411: License, or (at your option) any later version. See the file
Chris@411: COPYING included with this distribution for more information.
Chris@411: */
Chris@411:
Chris@411: #ifndef _REGION_LAYER_H_
Chris@411: #define _REGION_LAYER_H_
Chris@411:
Chris@411: #include "SingleColourLayer.h"
Chris@701: #include "VerticalScaleLayer.h"
Chris@701: #include "ColourScaleLayer.h"
Chris@701:
Chris@411: #include "data/model/RegionModel.h"
Chris@411:
Chris@411: #include <QObject>
Chris@411: #include <QColor>
Chris@411:
Chris@433: #include <map>
Chris@433:
Chris@411: class View;
Chris@411: class QPainter;
Chris@411:
Chris@701: class RegionLayer : public SingleColourLayer,
Chris@701: public VerticalScaleLayer,
Chris@701: public ColourScaleLayer
Chris@411: {
Chris@411: Q_OBJECT
Chris@411:
Chris@411: public:
Chris@411: RegionLayer();
Chris@411:
Chris@916: virtual void paint(LayerGeometryProvider *v, QPainter &paint, QRect rect) const;
Chris@411:
Chris@918: virtual int getVerticalScaleWidth(LayerGeometryProvider *v, bool, QPainter &) const;
Chris@918: virtual void paintVerticalScale(LayerGeometryProvider *v, bool, QPainter &paint, QRect rect) const;
Chris@701:
Chris@918: virtual QString getFeatureDescription(LayerGeometryProvider *v, QPoint &) const;
Chris@909: virtual QString getLabelPreceding(sv_frame_t) const;
Chris@411:
Chris@918: virtual bool snapToFeatureFrame(LayerGeometryProvider *v, sv_frame_t &frame,
Chris@805: int &resolution,
Chris@411: SnapType snap) const;
Chris@918: virtual bool snapToSimilarFeature(LayerGeometryProvider *v, sv_frame_t &frame,
Chris@805: int &resolution,
Chris@559: SnapType snap) const;
Chris@411:
Chris@918: virtual void drawStart(LayerGeometryProvider *v, QMouseEvent *);
Chris@918: virtual void drawDrag(LayerGeometryProvider *v, QMouseEvent *);
Chris@918: virtual void drawEnd(LayerGeometryProvider *v, QMouseEvent *);
Chris@411:
Chris@918: virtual void eraseStart(LayerGeometryProvider *v, QMouseEvent *);
Chris@918: virtual void eraseDrag(LayerGeometryProvider *v, QMouseEvent *);
Chris@918: virtual void eraseEnd(LayerGeometryProvider *v, QMouseEvent *);
Chris@411:
Chris@918: virtual void editStart(LayerGeometryProvider *v, QMouseEvent *);
Chris@918: virtual void editDrag(LayerGeometryProvider *v, QMouseEvent *);
Chris@918: virtual void editEnd(LayerGeometryProvider *v, QMouseEvent *);
Chris@411:
Chris@918: virtual bool editOpen(LayerGeometryProvider *v, QMouseEvent *);
Chris@411:
Chris@905: virtual void moveSelection(Selection s, sv_frame_t newStartFrame);
Chris@411: virtual void resizeSelection(Selection s, Selection newSize);
Chris@411: virtual void deleteSelection(Selection s);
Chris@411:
Chris@918: virtual void copy(LayerGeometryProvider *v, Selection s, Clipboard &to);
Chris@918: virtual bool paste(LayerGeometryProvider *v, const Clipboard &from, sv_frame_t frameOffset,
Chris@411: bool interactive);
Chris@411:
Chris@411: virtual const Model *getModel() const { return m_model; }
Chris@411: void setModel(RegionModel *model);
Chris@411:
Chris@411: virtual PropertyList getProperties() const;
Chris@411: virtual QString getPropertyLabel(const PropertyName &) const;
Chris@411: virtual PropertyType getPropertyType(const PropertyName &) const;
Chris@411: virtual QString getPropertyGroupName(const PropertyName &) const;
Chris@411: virtual int getPropertyRangeAndValue(const PropertyName &,
Chris@411: int *min, int *max, int *deflt) const;
Chris@411: virtual QString getPropertyValueLabel(const PropertyName &,
Chris@411: int value) const;
Chris@411: virtual void setProperty(const PropertyName &, int value);
Chris@411:
Chris@427: void setFillColourMap(int);
Chris@427: int getFillColourMap() const { return m_colourMap; }
Chris@427:
Chris@411: enum VerticalScale {
Chris@411: AutoAlignScale,
Chris@433: EqualSpaced,
Chris@411: LinearScale,
Chris@411: LogScale,
Chris@411: };
Chris@411:
Chris@411: void setVerticalScale(VerticalScale scale);
Chris@411: VerticalScale getVerticalScale() const { return m_verticalScale; }
Chris@411:
Chris@412: enum PlotStyle {
Chris@412: PlotLines,
Chris@412: PlotSegmentation
Chris@412: };
Chris@412:
Chris@412: void setPlotStyle(PlotStyle style);
Chris@412: PlotStyle getPlotStyle() const { return m_plotStyle; }
Chris@412:
Chris@918: virtual bool isLayerScrollable(const LayerGeometryProvider *v) const;
Chris@411:
Chris@411: virtual bool isLayerEditable() const { return true; }
Chris@411:
Chris@918: virtual int getCompletion(LayerGeometryProvider *) const { return m_model->getCompletion(); }
Chris@411:
Chris@905: virtual bool getValueExtents(double &min, double &max,
Chris@411: bool &log, QString &unit) const;
Chris@411:
Chris@905: virtual bool getDisplayExtents(double &min, double &max) const;
Chris@411:
Chris@411: virtual void toXml(QTextStream &stream, QString indent = "",
Chris@411: QString extraAttributes = "") const;
Chris@411:
Chris@701: void setProperties(const QXmlAttributes &attributes);
Chris@607:
Chris@701: /// VerticalScaleLayer and ColourScaleLayer methods
Chris@918: int getYForValue(LayerGeometryProvider *v, double value) const;
Chris@918: double getValueForY(LayerGeometryProvider *v, int y) const;
Chris@701: virtual QString getScaleUnits() const;
Chris@918: QColor getColourForValue(LayerGeometryProvider *v, double value) const;
Chris@411:
Chris@433: protected slots:
Chris@433: void recalcSpacing();
Chris@433:
Chris@411: protected:
Chris@918: double getValueForY(LayerGeometryProvider *v, int y, int avoid) const;
Chris@918: void getScaleExtents(LayerGeometryProvider *, double &min, double &max, bool &log) const;
Chris@411:
Chris@411: virtual int getDefaultColourHint(bool dark, bool &impose);
Chris@411:
Chris@918: RegionModel::PointList getLocalPoints(LayerGeometryProvider *v, int x) const;
Chris@550:
Chris@918: bool getPointToDrag(LayerGeometryProvider *v, int x, int y, RegionModel::Point &) const;
Chris@411:
Chris@411: RegionModel *m_model;
Chris@411: bool m_editing;
Chris@551: int m_dragPointX;
Chris@551: int m_dragPointY;
Chris@551: int m_dragStartX;
Chris@551: int m_dragStartY;
Chris@411: RegionModel::Point m_originalPoint;
Chris@411: RegionModel::Point m_editingPoint;
Chris@411: RegionModel::EditCommand *m_editingCommand;
Chris@411: VerticalScale m_verticalScale;
Chris@427: int m_colourMap;
Chris@412: PlotStyle m_plotStyle;
Chris@411:
Chris@905: typedef std::map<double, int> SpacingMap;
Chris@551:
Chris@542: // region value -> ordering
Chris@433: SpacingMap m_spacingMap;
Chris@433:
Chris@551: // region value -> number of regions with this value
Chris@551: SpacingMap m_distributionMap;
Chris@551:
Chris@918: int spacingIndexToY(LayerGeometryProvider *v, int i) const;
Chris@918: double yToSpacingIndex(LayerGeometryProvider *v, int y) const;
Chris@542:
Chris@411: void finish(RegionModel::EditCommand *command) {
Chris@411: Command *c = command->finish();
Chris@411: if (c) CommandHistory::getInstance()->addCommand(c, false);
Chris@411: }
Chris@411: };
Chris@411:
Chris@411: #endif
Chris@411: