annotate layer/SingleColourLayer.h @ 303:46faec7aae12

* Phase 1 of an image layer.
author Chris Cannam
date Thu, 04 Oct 2007 16:34:11 +0000
parents 5c59c433b358
children c0b9eec70639
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@287 26 public:
Chris@287 27 virtual void setBaseColour(int);
Chris@287 28 virtual int getBaseColour() const;
Chris@287 29
Chris@287 30 virtual bool hasLightBackground() const;
Chris@287 31
Chris@287 32 virtual ColourSignificance getLayerColourSignificance() const {
Chris@287 33 return ColourDistinguishes;
Chris@287 34 }
Chris@287 35
Chris@299 36 virtual QPixmap getLayerPresentationPixmap(QSize size) const;
Chris@299 37
Chris@287 38 virtual PropertyList getProperties() const;
Chris@287 39 virtual QString getPropertyLabel(const PropertyName &) const;
Chris@287 40 virtual PropertyType getPropertyType(const PropertyName &) const;
Chris@287 41 virtual QString getPropertyGroupName(const PropertyName &) const;
Chris@287 42 virtual int getPropertyRangeAndValue(const PropertyName &,
Chris@287 43 int *min, int *max, int *deflt) const;
Chris@287 44 virtual QString getPropertyValueLabel(const PropertyName &,
Chris@287 45 int value) const;
Chris@287 46 virtual RangeMapper *getNewPropertyRangeMapper(const PropertyName &) const;
Chris@287 47 virtual void setProperty(const PropertyName &, int value);
Chris@287 48
Chris@287 49 virtual QString toXmlString(QString indent = "",
Chris@287 50 QString extraAttributes = "") const;
Chris@287 51
Chris@287 52 virtual void setProperties(const QXmlAttributes &attributes);
Chris@287 53
Chris@287 54 virtual void setDefaultColourFor(View *v);
Chris@287 55
Chris@287 56 protected:
Chris@287 57 SingleColourLayer();
Chris@287 58
Chris@287 59 virtual QColor getBaseQColor() const;
Chris@287 60 virtual QColor getBackgroundQColor(View *v) const;
Chris@287 61 virtual QColor getForegroundQColor(View *v) const;
Chris@287 62 std::vector<QColor> getPartialShades(View *v) const;
Chris@287 63
Chris@287 64 virtual void flagBaseColourChanged() { }
Chris@287 65 virtual int getDefaultColourHint(bool /* darkBackground */,
Chris@287 66 bool & /* impose */) { return -1; }
Chris@287 67
Chris@293 68 typedef std::map<int, int> ColourRefCount;
Chris@293 69 static ColourRefCount m_colourRefCount;
Chris@287 70
Chris@287 71 int m_colour;
Chris@294 72 bool m_colourExplicitlySet;
Chris@287 73 };
Chris@287 74
Chris@287 75 #endif