Mercurial > hg > svcore
view data/model/TextModel.h @ 294:2c1e57ad86e7
* Show colour swatch next to layer name in pane (if available)
* Fix for incorrect layer name prefix handling (was making some layers appear
to have the same model name in cases where the model names differed by the
final character only)
author | Chris Cannam |
---|---|
date | Wed, 05 Sep 2007 15:17:15 +0000 |
parents | 7b96b3bd4bae |
children | 726b32522e3f |
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ /* Sonic Visualiser An audio file viewer and annotation editor. Centre for Digital Music, Queen Mary, University of London. This file copyright 2006 Chris Cannam. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. See the file COPYING included with this distribution for more information. */ #ifndef _TEXT_MODEL_H_ #define _TEXT_MODEL_H_ #include "SparseModel.h" #include "base/RealTime.h" /** * Text point type for use in a SparseModel. This represents a piece * of text at a given time and y-value in the [0,1) range (indicative * of height on the window). Intended for casual textual annotations. */ struct TextPoint { public: TextPoint(long _frame) : frame(_frame), height(0.0f) { } TextPoint(long _frame, float _height, QString _label) : frame(_frame), height(_height), label(_label) { } int getDimensions() const { return 2; } long frame; float height; QString label; QString toXmlString(QString indent = "", QString extraAttributes = "") const { return QString("%1<point frame=\"%2\" height=\"%3\" label=\"%4\" %5/>\n") .arg(indent).arg(frame).arg(height).arg(label).arg(extraAttributes); } QString toDelimitedDataString(QString delimiter, size_t sampleRate) const { QStringList list; list << RealTime::frame2RealTime(frame, sampleRate).toString().c_str(); list << QString("%1").arg(height); list << label; return list.join(delimiter); } struct Comparator { bool operator()(const TextPoint &p1, const TextPoint &p2) const { if (p1.frame != p2.frame) return p1.frame < p2.frame; if (p1.height != p2.height) return p1.height < p2.height; return p1.label < p2.label; } }; struct OrderComparator { bool operator()(const TextPoint &p1, const TextPoint &p2) const { return p1.frame < p2.frame; } }; }; // Make this a class rather than a typedef so it can be predeclared. class TextModel : public SparseModel<TextPoint> { public: TextModel(size_t sampleRate, size_t resolution, bool notifyOnAdd = true) : SparseModel<TextPoint>(sampleRate, resolution, notifyOnAdd) { } virtual void toXml(QTextStream &out, QString indent = "", QString extraAttributes = "") const { SparseModel<TextPoint>::toXml (out, indent, QString("%1 subtype=\"text\"") .arg(extraAttributes)); } }; #endif