annotate layer/SingleColourLayer.h @ 583:4c484636d5ec

Record and show any error that occurs during layer processing (e.g. spectrogram layer runs out of disc space for feature files)
author Chris Cannam
date Thu, 14 Apr 2011 15:21:21 +0100
parents 2c59b0cd176b
children 156a120345ae
rev   line source
Chris@287 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@287 2
Chris@287 3 /*
Chris@287 4 Sonic Visualiser
Chris@287 5 An audio file viewer and annotation editor.
Chris@287 6 Centre for Digital Music, Queen Mary, University of London.
Chris@287 7 This file copyright 2007 QMUL.
Chris@287 8
Chris@287 9 This program is free software; you can redistribute it and/or
Chris@287 10 modify it under the terms of the GNU General Public License as
Chris@287 11 published by the Free Software Foundation; either version 2 of the
Chris@287 12 License, or (at your option) any later version. See the file
Chris@287 13 COPYING included with this distribution for more information.
Chris@287 14 */
Chris@287 15
Chris@287 16 #ifndef _SINGLE_COLOUR_LAYER_H_
Chris@287 17 #define _SINGLE_COLOUR_LAYER_H_
Chris@287 18
Chris@287 19 #include "Layer.h"
Chris@287 20 #include <QColor>
Chris@287 21 #include <vector>
Chris@293 22 #include <map>
Chris@287 23
Chris@287 24 class SingleColourLayer : public Layer
Chris@287 25 {
Chris@397 26 Q_OBJECT
Chris@397 27
Chris@287 28 public:
Chris@287 29 virtual void setBaseColour(int);
Chris@287 30 virtual int getBaseColour() const;
Chris@287 31
Chris@287 32 virtual bool hasLightBackground() const;
Chris@287 33
Chris@287 34 virtual ColourSignificance getLayerColourSignificance() const {
Chris@287 35 return ColourDistinguishes;
Chris@287 36 }
Chris@287 37
Chris@299 38 virtual QPixmap getLayerPresentationPixmap(QSize size) const;
Chris@299 39
Chris@287 40 virtual PropertyList getProperties() const;
Chris@287 41 virtual QString getPropertyLabel(const PropertyName &) const;
Chris@287 42 virtual PropertyType getPropertyType(const PropertyName &) const;
Chris@287 43 virtual QString getPropertyGroupName(const PropertyName &) const;
Chris@287 44 virtual int getPropertyRangeAndValue(const PropertyName &,
Chris@287 45 int *min, int *max, int *deflt) const;
Chris@287 46 virtual QString getPropertyValueLabel(const PropertyName &,
Chris@287 47 int value) const;
Chris@287 48 virtual RangeMapper *getNewPropertyRangeMapper(const PropertyName &) const;
Chris@287 49 virtual void setProperty(const PropertyName &, int value);
Chris@287 50
Chris@316 51 virtual void toXml(QTextStream &stream, QString indent = "",
Chris@316 52 QString extraAttributes = "") const;
Chris@287 53
Chris@287 54 virtual void setProperties(const QXmlAttributes &attributes);
Chris@287 55
Chris@287 56 virtual void setDefaultColourFor(View *v);
Chris@287 57
Chris@287 58 protected:
Chris@287 59 SingleColourLayer();
Chris@287 60
Chris@287 61 virtual QColor getBaseQColor() const;
Chris@287 62 virtual QColor getBackgroundQColor(View *v) const;
Chris@287 63 virtual QColor getForegroundQColor(View *v) const;
Chris@287 64 std::vector<QColor> getPartialShades(View *v) const;
Chris@287 65
Chris@287 66 virtual void flagBaseColourChanged() { }
Chris@287 67 virtual int getDefaultColourHint(bool /* darkBackground */,
Chris@287 68 bool & /* impose */) { return -1; }
Chris@287 69
Chris@293 70 typedef std::map<int, int> ColourRefCount;
Chris@293 71 static ColourRefCount m_colourRefCount;
Chris@287 72
Chris@287 73 int m_colour;
Chris@294 74 bool m_colourExplicitlySet;
Chris@366 75 bool m_defaultColourSet;
Chris@287 76 };
Chris@287 77
Chris@287 78 #endif