89 lines
2.5 KiB
C++
89 lines
2.5 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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//
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// Copyright (C) 2013 Werner Schweer
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License version 2
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// as published by the Free Software Foundation and appearing in
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// the file LICENCE.GPL
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//=============================================================================
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#ifndef __GROUPS__
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#define __GROUPS__
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#include "fraction.h"
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#include "mscore.h"
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#include "durationtype.h"
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#include "beam.h"
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namespace Ms {
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class ChordRest;
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class XmlWriter;
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class XmlReader;
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//---------------------------------------------------------
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// GroupNode
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//---------------------------------------------------------
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struct GroupNode {
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int pos; // tick position, division 32nd
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int action; // bits: cccc bbbb aaaa
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// cc - 1/64 bb - 1/32 aa - 1/16
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// bit pattern xxxx:
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// 1 - start new beam
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// 2 - start new 1/32 subbeam
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// 3 - start new 1/64 subbeam
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bool operator==(const GroupNode& g) const { return g.pos == pos && g.action == action; }
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};
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//---------------------------------------------------------
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// @@ Groups
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/// GroupNodes must be sorted by tick
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//---------------------------------------------------------
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class Groups : public std::vector<GroupNode> {
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public:
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Groups() {}
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Groups(const std::vector<GroupNode>& l) : std::vector<GroupNode>(l) {}
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void write(XmlWriter&) const;
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void read(XmlReader&);
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Beam::Mode beamMode(int tick, TDuration::DurationType d) const;
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void addStop(int pos, TDuration::DurationType d, Beam::Mode bm);
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bool operator==(const Groups& g) const {
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if (g.size() != size())
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return false;
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for (unsigned i = 0; i < size(); ++i) {
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if (!(g[i] == (*this)[i]))
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return false;
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}
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return true;
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}
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void dump(const char*) const;
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static const Groups& endings(const Fraction& f);
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static Beam::Mode endBeam(ChordRest* cr, ChordRest* prev = 0);
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};
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//---------------------------------------------------------
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// NoteGroup
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//---------------------------------------------------------
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struct NoteGroup {
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Fraction timeSig;
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Groups endings;
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};
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} // namespace Ms
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Q_DECLARE_METATYPE(Ms::Groups);
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#endif
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