1f9ccfcdce
git-subtree-dir: libmscore git-subtree-mainline:412ca45401git-subtree-split:6047361bd0
1369 lines
50 KiB
C++
1369 lines
50 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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// $Id: figuredbass.cpp 5526 2012-04-09 10:17:11Z lvinken $
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//
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// Copyright (C) 2002-2011 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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#include "figuredbass.h"
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#include "score.h"
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#include "note.h"
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#include "measure.h"
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#include "system.h"
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#include "segment.h"
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#define FBIDigitNone 0
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// the array of configured fonts
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static QList<FiguredBassFont> g_FBFonts;
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//---------------------------------------------------------
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// F I G U R E D B A S S I T E M
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//---------------------------------------------------------
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// used for indexed access to parenthesis chars
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// (these is no normAccidToChar[], as accidentals may use mult. chars in normalized display):
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const QChar FiguredBassItem::normParenthToChar[FBINumOfParenth] =
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{ 0, '(', ')', '[', ']'};
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FiguredBassItem::FiguredBassItem(Score* s, int l)
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: SimpleText(s), ord(l)
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{
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prefix = suffix = FBIAccidNone;
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digit = FBIDigitNone;
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parenth[0] = parenth[1] = parenth[2] = parenth[3] = parenth[4] = FBIParenthNone;
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contLine = false;
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setTextStyle(s->textStyle(TEXT_STYLE_FIGURED_BASS));
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}
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FiguredBassItem::FiguredBassItem(const FiguredBassItem& item)
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: SimpleText(item)
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{
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ord = item.ord;
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prefix = item.prefix;
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digit = item.digit;
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suffix = item.suffix;
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parenth[0] = item.parenth[0];
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parenth[1] = item.parenth[1];
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parenth[2] = item.parenth[2];
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parenth[3] = item.parenth[3];
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parenth[4] = item.parenth[4];
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contLine = item.contLine;
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textWidth = item.textWidth;
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}
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FiguredBassItem::~FiguredBassItem()
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{
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}
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//---------------------------------------------------------
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// FiguredBassItem parse()
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//
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// converts a string into a property-based representation, if possible;
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// return true on success | false if the string is non-conformant
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//---------------------------------------------------------
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bool FiguredBassItem::parse(QString& str)
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{
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int retVal;
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parseParenthesis(str, 0);
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retVal = parsePrefixSuffix(str, true); // prefix
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if(retVal == -1)
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return false;
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parseParenthesis(str, 1);
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retVal = parseDigit(str); // digit
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if(retVal == -1)
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return false;
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parseParenthesis(str, 2);
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retVal = parsePrefixSuffix(str, false); // suffix
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if(retVal == -1)
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return false;
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parseParenthesis(str, 3);
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// check for a possible cont. line symbol(s)
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contLine = false; // contLine
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while(str[0] == '-' || str[0] == '_') {
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contLine = true;
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str.remove(0, 1);
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}
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parseParenthesis(str, 4);
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// remove useless parentheses
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if(prefix == FBIAccidNone && parenth[1] == FBIParenthNone) {
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parenth[1] = parenth[0];
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parenth[0] = FBIParenthNone;
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}
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if(digit == FBIDigitNone && parenth[2] == FBIParenthNone) {
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parenth[2] = parenth[1];
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parenth[1] = FBIParenthNone;
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}
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if(!contLine && parenth[3] == FBIParenthNone) {
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parenth[3] = parenth[4];
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parenth[4] = FBIParenthNone;
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}
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if(suffix == FBIAccidNone && parenth[2] == FBIParenthNone) {
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parenth[2] = parenth[3];
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parenth[3] = FBIParenthNone;
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}
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// some checks:
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// if some extra input, str is not conformant
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if(str.size())
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return false;
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// can't have BOTH prefix and suffix
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// prefix, digit, suffix and cont.line cannot be ALL empty
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// suffix cannot combine with empty digit
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if( (prefix != FBIAccidNone && suffix != FBIAccidNone)
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|| (prefix == FBIAccidNone && digit == FBIDigitNone && suffix == FBIAccidNone && !contLine)
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|| ( (suffix == FBIAccidPlus || suffix == FBIAccidBackslash || suffix == FBIAccidSlash)
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&& digit == FBIDigitNone) )
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return false;
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return true;
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}
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//---------------------------------------------------------
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// FiguredBassItem parsePrefixSuffix()
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//
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// scans str to extract prefix or suffix properties. Stops at the first char which cannot fit.
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// Fitting chars are removed from str. DOES NOT generate any display text
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//
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// returns the number of QChar's read from str or -1 if prefix / suffix has an illegal format
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// (no prefix / suffix at all IS legal)
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//---------------------------------------------------------
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int FiguredBassItem::parsePrefixSuffix(QString& str, bool bPrefix)
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{
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FBIAccidental * dest = bPrefix ? &prefix : &suffix;
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bool done = false;
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int size = str.size();
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str = str.trimmed();
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*dest = FBIAccidNone;
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while(str.size()) {
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switch(str.at(0).unicode())
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{
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case 'b':
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if(*dest != FBIAccidNone) {
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if(*dest == FBIAccidFlat) // FLAT may double a previous FLAT
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*dest = FBIAccidDoubleFlat;
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else
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return -1; // but no other combination is acceptable
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}
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*dest = FBIAccidFlat;
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break;
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case 'h':
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if(*dest != FBIAccidNone) // cannot combine with any other accidental
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return -1;
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*dest = FBIAccidNatural;
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break;
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case '#':
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if(*dest != FBIAccidNone) {
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if(*dest == FBIAccidSharp) // SHARP may double a preivous SHARP
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*dest = FBIAccidDoubleSharp;
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else
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return -1; // but no other combination is acceptable
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}
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*dest = FBIAccidSharp;
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break;
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// '+', '\\' and '/' go into the suffix
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case '+':
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if(suffix != FBIAccidNone) // cannot combine with any other accidental
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return -1;
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suffix = FBIAccidPlus;
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break;
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case '\\':
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if(suffix != FBIAccidNone) // cannot combine with any other accidental
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return -1;
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suffix = FBIAccidBackslash;
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break;
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case '/':
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if(suffix != FBIAccidNone) // cannot combine with any other accidental
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return -1;
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suffix = FBIAccidSlash;
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break;
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default: // any other char: no longer in prefix/suffix
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done = true;
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break;
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}
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if(done)
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break;
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str.remove(0,1); // 'eat' the char and continue
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}
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return size - str.size(); // return how many chars we had read into prefix/suffix
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}
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//---------------------------------------------------------
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// FiguredBassItem parseDigit()
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//
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// scans str to extract digit properties. Stops at the first char which cannot belong to digit part.
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// Fitting chars are removed from str. DOES NOT generate any display text
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//
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// returns the number of QChar's read from str or -1 if no legal digit can be constructed
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// (no digit at all IS legal)
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//---------------------------------------------------------
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int FiguredBassItem::parseDigit(QString& str)
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{
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int size = str.size();
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str = str.trimmed();
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digit = FBIDigitNone;
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while(str.size()) {
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// any digit acceptable, if no previous digit
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if(str[0] >= '1' && str[0] <= '9') {
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if(digit == FBIDigitNone) {
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digit = str[0].unicode() - '0';
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str.remove(0, 1);
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}
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else
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return -1;
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}
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// anything else: no longer in digit part
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else
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break;
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}
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return size - str.size();
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}
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//---------------------------------------------------------
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// FiguredBassItem parseParenthesis()
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//
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// scans str to extract a (possible) parenthesis, stores its code into parenth[parenthIdx]
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// and removes it from str. Only looks at first str char.
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//
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// returns the number of QChar's read from str (actually 0 or 1).
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//---------------------------------------------------------
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int FiguredBassItem::parseParenthesis(QString& str, int parenthIdx)
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{
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int c = str[0].unicode();
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FBIParenthesis code = FBIParenthNone;
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switch(c)
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{
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case '(':
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code =FBIParenthRoundOpen;
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break;
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case ')':
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code =FBIParenthRoundClosed;
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break;
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case '[':
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code =FBIParenthSquaredOpen;
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break;
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case ']':
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code =FBIParenthSquaredClosed;
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break;
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default:
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break;
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}
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parenth[parenthIdx] = code;
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if(code != FBIParenthNone) {
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str.remove(0, 1);
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return 1;
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}
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return 0;
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}
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//---------------------------------------------------------
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// FiguredBassItem normalizedText()
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//
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// returns a string with the normalized text, i.e. the text displayed while editing;
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// this is a standard textual representation of the item properties
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//---------------------------------------------------------
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QString FiguredBassItem::normalizedText() const
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{
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QString str = QString();
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if(parenth[0] != FBIParenthNone)
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str.append(normParenthToChar[parenth[0]]);
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if(prefix != FBIAccidNone) {
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switch(prefix)
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{
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case FBIAccidFlat:
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str.append('b');
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break;
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case FBIAccidNatural:
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str.append('h');
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break;
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case FBIAccidSharp:
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str.append('#');
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break;
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case FBIAccidDoubleFlat:
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str.append("bb");
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break;
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case FBIAccidDoubleSharp:
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str.append("##");
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break;
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default:
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break;
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}
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}
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if(parenth[1] != FBIParenthNone)
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str.append(normParenthToChar[parenth[1]]);
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// digit
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if(digit != FBIDigitNone)
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str.append(QChar('0' + digit));
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if(parenth[2] != FBIParenthNone)
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str.append(normParenthToChar[parenth[2]]);
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// suffix
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if(suffix != FBIAccidNone) {
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switch(suffix)
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{
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case FBIAccidFlat:
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str.append('b');
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break;
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case FBIAccidNatural:
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str.append('h');
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break;
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case FBIAccidSharp:
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str.append('#');
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break;
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case FBIAccidPlus:
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str.append('+');
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break;
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case FBIAccidBackslash:
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str.append('\\');
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break;
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case FBIAccidSlash:
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str.append('/');
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break;
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case FBIAccidDoubleFlat:
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str.append("bb");
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break;
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case FBIAccidDoubleSharp:
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str.append("##");
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break;
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default:
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break;
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}
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}
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if(parenth[3] != FBIParenthNone)
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str.append(normParenthToChar[parenth[3]]);
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if(contLine)
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str.append('_');
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if(parenth[4] != FBIParenthNone)
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str.append(normParenthToChar[parenth[4]]);
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return str;
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}
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//---------------------------------------------------------
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// FiguredBassItem write()
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//---------------------------------------------------------
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void FiguredBassItem::write(Xml& xml) const
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{
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xml.stag("FiguredBassItem");
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xml.tagE(QString("brackets b0=\"%1\" b1=\"%2\" b2=\"%3\" b3=\"%4\" b4=\"%5\"")
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.arg(parenth[0]) .arg(parenth[1]) .arg(parenth[2]) .arg(parenth[3]) .arg(parenth[4]) );
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if(prefix != FBIAccidNone)
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xml.tag(QString("prefix"), prefix);
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if(digit != FBIDigitNone)
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xml.tag(QString("digit"), digit);
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if(suffix != FBIAccidNone)
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xml.tag(QString("suffix"), suffix);
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if(contLine)
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xml.tag("continuationLine", contLine);
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xml.etag();
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}
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//---------------------------------------------------------
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// FiguredBassItem read()
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//---------------------------------------------------------
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void FiguredBassItem::read(const QDomElement& de)
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{
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for (QDomElement e = de.firstChildElement(); !e.isNull(); e = e.nextSiblingElement()) {
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const QString& tag(e.tagName());
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const QString& val(e.text());
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int iVal = val.toInt();
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if(tag == "brackets") {
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parenth[0] = (FBIParenthesis)e.attribute("b0").toInt();
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parenth[1] = (FBIParenthesis)e.attribute("b1").toInt();
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parenth[2] = (FBIParenthesis)e.attribute("b2").toInt();
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parenth[3] = (FBIParenthesis)e.attribute("b3").toInt();
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parenth[4] = (FBIParenthesis)e.attribute("b4").toInt();
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}
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else if(tag == "prefix")
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prefix = (FBIAccidental)iVal;
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else if(tag == "digit")
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digit = iVal;
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else if(tag == "suffix")
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suffix = (FBIAccidental)iVal;
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else if(tag == "continuationLine")
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contLine = iVal;
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else if(!Element::readProperties(e))
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domError(e);
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}
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}
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//---------------------------------------------------------
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// Convert MusicXML prefix/suffix to FBIAccidental
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//---------------------------------------------------------
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// TODO add missing non-accidental types
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FiguredBassItem::FBIAccidental FiguredBassItem::MusicXML2FBIAccidental(const QString prefix) const
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{
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if (prefix == "sharp")
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return FBIAccidSharp;
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else if (prefix == "flat")
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return FBIAccidFlat;
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else if (prefix == "natural")
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return FBIAccidNatural;
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else if (prefix == "double-sharp")
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return FBIAccidDoubleSharp;
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else if (prefix == "flat-flat")
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return FBIAccidDoubleFlat;
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else if (prefix == "sharp-sharp")
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return FBIAccidDoubleSharp;
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else if (prefix == "slash")
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return FBIAccidSlash;
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else
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return FBIAccidNone;
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}
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//---------------------------------------------------------
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// Convert FBIAccidental to MusicXML prefix/suffix
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//---------------------------------------------------------
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// TODO add missing non-accidental types
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QString FiguredBassItem::FBIAccidental2MusicXML(FiguredBassItem::FBIAccidental prefix) const
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{
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switch (prefix) {
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case FBIAccidNone: return "";
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case FBIAccidDoubleFlat: return "flat-flat";
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case FBIAccidFlat: return "flat";
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case FBIAccidNatural: return "natural";
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case FBIAccidSharp: return "sharp";
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case FBIAccidDoubleSharp: return "double-sharp";
|
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case FBIAccidPlus: return ""; // TODO TBD
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case FBIAccidBackslash: return ""; // TODO TBD
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case FBIAccidSlash: return "slash";
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case FBINumOfAccid: return ""; // prevent gcc "‘FBINumOfAccid’ not handled in switch" warning
|
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}
|
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return "";
|
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}
|
||
|
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//---------------------------------------------------------
|
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// Read MusicXML
|
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//
|
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// Set the FiguredBassItem state based on the MusicXML <figure> node de.
|
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// In MusicXML, parentheses is set to "yes" or "no" for the figured-bass
|
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// node instead of for each individual <figure> node.
|
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//---------------------------------------------------------
|
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|
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void FiguredBassItem::readMusicXML(const QDomElement& de, bool paren)
|
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{
|
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// read the <figure> node de
|
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for (QDomElement e = de.firstChildElement(); !e.isNull(); e = e.nextSiblingElement()) {
|
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const QString& tag(e.tagName());
|
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const QString& val(e.text());
|
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int iVal = val.toInt();
|
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if (tag == "extend")
|
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; // TODO
|
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else if (tag == "figure-number") {
|
||
// MusicXML spec states figure-number is a number
|
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// MuseScore can only handle single digit
|
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if (1 <= iVal && iVal <= 9)
|
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digit = iVal;
|
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}
|
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else if (tag == "prefix")
|
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prefix = MusicXML2FBIAccidental(val);
|
||
else if (tag == "suffix")
|
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suffix = MusicXML2FBIAccidental(val);
|
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else
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domError(e);
|
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}
|
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// set parentheses
|
||
if (paren) {
|
||
// parenthesis open
|
||
if (prefix != FBIAccidNone)
|
||
parenth[0] = FBIParenthRoundOpen; // before prefix
|
||
else if (digit != FBIDigitNone)
|
||
parenth[1] = FBIParenthRoundOpen; // before digit
|
||
else if (suffix != FBIAccidNone)
|
||
parenth[2] = FBIParenthRoundOpen; // before suffix
|
||
// parenthesis close
|
||
if (suffix != FBIAccidNone)
|
||
parenth[3] = FBIParenthRoundClosed; // after suffix
|
||
else if (digit != FBIDigitNone)
|
||
parenth[2] = FBIParenthRoundClosed; // after digit
|
||
else if (prefix != FBIAccidNone)
|
||
parenth[1] = FBIParenthRoundClosed; // after prefix
|
||
}
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// Write MusicXML
|
||
//---------------------------------------------------------
|
||
|
||
void FiguredBassItem::writeMusicXML(Xml& xml) const
|
||
{
|
||
xml.stag("figure");
|
||
QString strPrefix = FBIAccidental2MusicXML(prefix);
|
||
if (strPrefix != "")
|
||
xml.tag("prefix", strPrefix);
|
||
if (digit != FBIDigitNone)
|
||
xml.tag("figure-number", digit);
|
||
QString strSuffix = FBIAccidental2MusicXML(suffix);
|
||
if (strSuffix != "")
|
||
xml.tag("suffix", strSuffix);
|
||
xml.etag();
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// startsWithParenthesis
|
||
//---------------------------------------------------------
|
||
|
||
bool FiguredBassItem::startsWithParenthesis() const
|
||
{
|
||
if (prefix != FBIAccidNone)
|
||
return (parenth[0] != FBIParenthNone);
|
||
if (digit != FBIDigitNone)
|
||
return (parenth[1] != FBIParenthNone);
|
||
if (suffix != FBIAccidNone)
|
||
return (parenth[2] != FBIParenthNone);
|
||
return false;
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// FiguredBassItem layout()
|
||
// creates the display text (set as element text) and computes
|
||
// the horiz. offset needed to align the right part as well as the vert. offset
|
||
//---------------------------------------------------------
|
||
|
||
void FiguredBassItem::layout()
|
||
{
|
||
qreal h, w, x, x1, x2, y;
|
||
|
||
setTextStyle(score()->textStyle(TEXT_STYLE_FIGURED_BASS)); // needed?
|
||
|
||
QFontMetricsF fm(textStyle().font(spatium()));
|
||
QString str = QString();
|
||
x = symbols[score()->symIdx()][quartheadSym].width(magS()) * .5;
|
||
x1 = x2 = 0.0;
|
||
|
||
// create display text
|
||
int font = 0;
|
||
int style = score()->styleI(ST_figuredBassStyle);
|
||
|
||
if(parenth[0] != FBIParenthNone)
|
||
str.append(g_FBFonts.at(font).displayParenthesis[parenth[0]]);
|
||
|
||
// prefix
|
||
if(prefix != FBIAccidNone) {
|
||
// if no digit, the string created so far 'hangs' to the left of the note
|
||
if(digit == FBIDigitNone)
|
||
x1 = fm.width(str);
|
||
str.append(g_FBFonts.at(font).displayAccidental[prefix]);
|
||
// if no digit, the string from here onward 'hangs' to the right of the note
|
||
if(digit == FBIDigitNone)
|
||
x2 = fm.width(str);
|
||
}
|
||
|
||
if(parenth[1] != FBIParenthNone)
|
||
str.append(g_FBFonts.at(font).displayParenthesis[parenth[1]]);
|
||
|
||
// digit
|
||
if(digit != FBIDigitNone) {
|
||
// if some digit, the string created so far 'hangs' to the left of the note
|
||
x1 = fm.width(str);
|
||
// if suffix is a combining shape, combine it with digit
|
||
// unless there is a parenthesis in between
|
||
if( (suffix == FBIAccidPlus || suffix == FBIAccidBackslash || suffix == FBIAccidSlash)
|
||
&& parenth[2] == FBIParenthNone)
|
||
str.append(g_FBFonts.at(font).displayDigit[style][digit][suffix-(FBIAccidPlus-1)]);
|
||
else
|
||
str.append(g_FBFonts.at(font).displayDigit[style][digit][0]);
|
||
// if some digit, the string from here onward 'hangs' to the right of the note
|
||
x2 = fm.width(str);
|
||
}
|
||
|
||
if(parenth[2] != FBIParenthNone)
|
||
str.append(g_FBFonts.at(font).displayParenthesis[parenth[2]]);
|
||
|
||
// suffix
|
||
// append only if non-combining shape or cannot combine (no digit or parenthesis in between)
|
||
if( suffix != FBIAccidNone
|
||
&& ( (suffix != FBIAccidPlus && suffix != FBIAccidBackslash && suffix != FBIAccidSlash)
|
||
|| digit == FBIDigitNone
|
||
|| parenth[2] != FBIParenthNone) )
|
||
str.append(g_FBFonts.at(font).displayAccidental[suffix]);
|
||
|
||
if(parenth[3] != FBIParenthNone)
|
||
str.append(g_FBFonts.at(font).displayParenthesis[parenth[3]]);
|
||
|
||
setText(str); // this text will be displayed
|
||
|
||
// position the text so that [x1<-->x2] is centered below the note
|
||
x = x - (x1+x2) * 0.5;
|
||
h = fm.lineSpacing();
|
||
h *= score()->styleD(ST_figuredBassLineHeight);
|
||
w = fm.width(str);
|
||
textWidth = w;
|
||
int lineLen;
|
||
if(contLine && (lineLen=figuredBass()->lineLength(0)) > w)
|
||
w = lineLen;
|
||
y = h * ord;
|
||
setPos(x, y);
|
||
setbbox(QRect(0, 0, w, h));
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// FiguredBassItem draw()
|
||
//---------------------------------------------------------
|
||
|
||
void FiguredBassItem::draw(QPainter* painter) const
|
||
{
|
||
SimpleText::draw(painter);
|
||
// continuation line
|
||
qreal len = 0.0;
|
||
if(contLine) {
|
||
len = figuredBass()->lineLength(0);
|
||
if(len > 0.0) {
|
||
qreal h = bbox().height() * 0.75;
|
||
painter->setPen((QPen(curColor(), 1)));
|
||
painter->drawLine(textWidth, h, len - ipos().x(), h);
|
||
}
|
||
}
|
||
// closing cont.line parenthesis
|
||
if(parenth[4] != FBIParenthNone) {
|
||
int font = 0;
|
||
int x = len > 0.0 ? len : textWidth;
|
||
painter->drawText(QRectF(x, 0, bbox().width(), bbox().height()), Qt::AlignLeft | Qt::AlignTop,
|
||
g_FBFonts.at(font).displayParenthesis[parenth[4]]);
|
||
}
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// F I G U R E D B A S S
|
||
//---------------------------------------------------------
|
||
|
||
#include "chord.h"
|
||
#include "rest.h"
|
||
|
||
FiguredBass::FiguredBass(Score* s)
|
||
: Text(s)
|
||
{
|
||
setOnNote(true);
|
||
setTextStyle(s->textStyle(TEXT_STYLE_FIGURED_BASS));
|
||
setTicks(0);
|
||
items.clear();
|
||
}
|
||
|
||
FiguredBass::FiguredBass(const FiguredBass& fb)
|
||
: Text(fb)
|
||
{
|
||
setOnNote(fb.onNote());
|
||
setTicks(fb.ticks());
|
||
items = fb.items;
|
||
}
|
||
|
||
FiguredBass::~FiguredBass()
|
||
{
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// write
|
||
//---------------------------------------------------------
|
||
|
||
void FiguredBass::write(Xml& xml) const
|
||
{
|
||
xml.stag("FiguredBass");
|
||
if(!onNote())
|
||
xml.tag("onNote", onNote());
|
||
if (ticks() > 0)
|
||
xml.tag("ticks", ticks());
|
||
foreach(FiguredBassItem item, items)
|
||
item.write(xml);
|
||
Element::writeProperties(xml);
|
||
xml.etag();
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// read
|
||
//---------------------------------------------------------
|
||
|
||
void FiguredBass::read(const QDomElement& de)
|
||
{
|
||
QString normalizedText = QString();
|
||
int idx = 0;
|
||
for (QDomElement e = de.firstChildElement(); !e.isNull(); e = e.nextSiblingElement()) {
|
||
const QString& tag(e.tagName());
|
||
const QString& val(e.text());
|
||
if(tag == "ticks")
|
||
setTicks(val.toInt());
|
||
else if(tag == "onNote")
|
||
setOnNote(val.toInt() != 0l);
|
||
else if (tag == "FiguredBassItem") {
|
||
FiguredBassItem * pItem = new FiguredBassItem(score(), idx++);
|
||
pItem->setTrack(track());
|
||
pItem->setParent(this);
|
||
pItem->read(e);
|
||
items.append(*pItem);
|
||
// add item normalized text
|
||
if(!normalizedText.isEmpty())
|
||
normalizedText.append('\n');
|
||
normalizedText.append(pItem->normalizedText());
|
||
}
|
||
else if(!Element::readProperties(e))
|
||
domError(e);
|
||
}
|
||
setText(normalizedText); // this is the text to show while editing
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// layout
|
||
//---------------------------------------------------------
|
||
|
||
// uncomment to use stadard, built-in Text layout during editing
|
||
//#define _USE_EDIT_TEXT_LAYOUT_
|
||
|
||
void FiguredBass::layout()
|
||
{
|
||
if (!styled())
|
||
setTextStyle(score()->textStyle(TEXT_STYLE_FIGURED_BASS));
|
||
qreal y;
|
||
|
||
layoutLines();
|
||
|
||
#ifdef _USE_EDIT_TEXT_LAYOUT_
|
||
if (_editMode) {
|
||
Text::layout();
|
||
return;
|
||
}
|
||
#endif
|
||
|
||
// vertical position
|
||
y = 0; // default vert. pos.
|
||
// if a staff exists for this F.B., use its y position
|
||
if(parent() && track() >= 0) {
|
||
System* sys = ((Segment*)parent())->measure()->system();
|
||
if (sys == 0)
|
||
qDebug("FiguredBass layout: no system!");
|
||
else {
|
||
SysStaff* staff = sys->staff(staffIdx());
|
||
y = staff->y();
|
||
}
|
||
}
|
||
y += point(score()->styleS(ST_figuredBassYOffset));
|
||
|
||
// bounding box
|
||
#ifndef _USE_EDIT_TEXT_LAYOUT_
|
||
if(editMode()) {
|
||
qreal h, w, w1;
|
||
QFontMetricsF fm(textStyle().font(spatium()));
|
||
// box width
|
||
w = 0;
|
||
QStringList list = getText().split('\n');
|
||
foreach(QString str, list) {
|
||
w1 = fm.width(str);
|
||
if(w1 > w)
|
||
w = w1;
|
||
}
|
||
// bbox height
|
||
h = fm.lineSpacing();
|
||
h *= score()->styleD(ST_figuredBassLineHeight);
|
||
h *= (list.size() > 1 ? list.size() : 1); // at least 1 line
|
||
// ready to set position and bbox
|
||
setPos(0, y);
|
||
setbbox(QRectF(0-2, 0-2, w+4, h+4));
|
||
}
|
||
else
|
||
#endif
|
||
{
|
||
setPos(0, y);
|
||
setbbox(QRectF(0, 0, _lineLenghts.at(0), 0));
|
||
// if element could be parsed into items, layout each element
|
||
if(items.size() > 0) {
|
||
// layout each item and enlarge bbox to include items bboxes
|
||
for(int i=0; i < items.size(); i++) {
|
||
items[i].layout();
|
||
addbbox(items[i].bbox().translated(items[i].pos()));
|
||
}
|
||
}
|
||
else
|
||
// if not, fall back to standard Text layout
|
||
Text::layout();
|
||
}
|
||
|
||
adjustReadPos();
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// layoutLines
|
||
//
|
||
// lays out the duration indicator line(s), filling the _lineLengths array
|
||
//---------------------------------------------------------
|
||
|
||
void FiguredBass::layoutLines()
|
||
{
|
||
if(_ticks <= 0) {
|
||
NoLen:
|
||
_lineLenghts.resize(1);
|
||
_lineLenghts[0] = 0;
|
||
return;
|
||
}
|
||
// Adapted from System::layoutLyrics(Lyrics* l, Segment* s, int staffIdx) (system.cpp, line 829 and foll)
|
||
Segment * nextSegm; // the Segment beyond this' segment
|
||
int nextTick = segment()->tick() + _ticks; // the tick beyond this' duration
|
||
|
||
// locate the measure containing the last tick of this; it is either:
|
||
// the same measure containing nextTick, if nextTick is not the first tick of a measure
|
||
// (and line should stop right before it)
|
||
// or the previous measure, if nextTick is the first tick of a measure
|
||
// (and line should stop before any measure terminal segment (bar, clef, ...) )
|
||
Measure* m = score()->tick2measure(nextTick-1);
|
||
if (m != 0) {
|
||
// locate the first segment (of ANY type) right after this' last tick
|
||
for (nextSegm = m->first(SegAll); nextSegm; ) {
|
||
if(nextSegm->tick() >= nextTick)
|
||
break;
|
||
nextSegm = nextSegm->next(SegAll);
|
||
}
|
||
}
|
||
if (m == 0 || nextSegm == 0) {
|
||
qDebug("FiguredBass layout: no segment found for tick %d\n", nextTick);
|
||
goto NoLen;
|
||
}
|
||
|
||
QList<System*>* systems = score()->systems();
|
||
System* s1 = segment()->measure()->system();
|
||
System* s2 = nextSegm->measure()->system();
|
||
int sysIdx1 = systems->indexOf(s1);
|
||
int sysIdx2 = systems->indexOf(s2);
|
||
|
||
int i, len ,segIdx;
|
||
for (i = sysIdx1, segIdx = 0; i <= sysIdx2; ++i, ++segIdx) {
|
||
len = 0;
|
||
if (sysIdx1 == sysIdx2 || i == sysIdx1) {
|
||
// single line
|
||
len = nextSegm->pageX() - pageX() - 4; // stop 4 raster units before next segm
|
||
}
|
||
else if (i == sysIdx1) {
|
||
// initial line
|
||
qreal w = s1->staff(staffIdx())->right();
|
||
qreal x = s1->pageX() + w;
|
||
len = x - pageX();
|
||
}
|
||
else if (i > 0 && i != sysIdx2) {
|
||
// middle line
|
||
qDebug("FiguredBass: duration indicator middle line not implemented");
|
||
}
|
||
else if (i == sysIdx2) {
|
||
// end line
|
||
qDebug("FiguredBass: duration indicator end line not implemented");
|
||
}
|
||
// store length item, reusing array items if already present
|
||
if (_lineLenghts.size() <= segIdx)
|
||
_lineLenghts.append(len);
|
||
else
|
||
_lineLenghts[segIdx] = len;
|
||
}
|
||
// if more array items than needed, truncate array
|
||
if(_lineLenghts.size() > segIdx)
|
||
_lineLenghts.resize(segIdx);
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// draw
|
||
//---------------------------------------------------------
|
||
|
||
void FiguredBass::draw(QPainter* painter) const
|
||
{
|
||
// if not printing, draw duration line(s)
|
||
if( !score()->printing() ) {
|
||
foreach(qreal len, _lineLenghts)
|
||
if(len > 0) {
|
||
painter->setPen(QPen(Qt::lightGray, 1));
|
||
painter->drawLine(0.0, -2, len, -2); // -2: 2 rast. un. above digits
|
||
}
|
||
}
|
||
if(editMode())
|
||
Text::draw(painter);
|
||
else {
|
||
if(items.size() < 1)
|
||
Text::draw(painter);
|
||
else
|
||
foreach(FiguredBassItem item, items) {
|
||
painter->translate(item.pos());
|
||
item.draw(painter);
|
||
painter->translate(-item.pos());
|
||
}
|
||
}
|
||
/* DEBUG
|
||
QString str = QString();
|
||
str.setNum(_ticks);
|
||
painter->drawText(0, (_onNote ? 40 : 30), str);
|
||
*/
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// endEdit
|
||
//---------------------------------------------------------
|
||
|
||
void FiguredBass::endEdit()
|
||
{
|
||
int idx;
|
||
|
||
Text::endEdit();
|
||
QString txt = getText();
|
||
if(txt.isEmpty()) { // if no text, nothing to do
|
||
return;
|
||
}
|
||
|
||
// split text into lines and create an item for each line
|
||
QStringList list = txt.split('\n', QString::SkipEmptyParts);
|
||
items.clear();
|
||
QString normalizedText = QString();
|
||
idx = 0;
|
||
foreach(QString str, list) {
|
||
FiguredBassItem* pItem = new FiguredBassItem(score(), idx++);
|
||
if(!pItem->parse(str)) { // if any item fails parsing
|
||
items.clear(); // clear item list
|
||
Text::layout(); // keeping text as entered by user
|
||
return;
|
||
}
|
||
pItem->setTrack(track());
|
||
pItem->setParent(this);
|
||
items.append(*pItem);
|
||
|
||
// add item normalized text
|
||
if(!normalizedText.isEmpty())
|
||
normalizedText.append('\n');
|
||
normalizedText.append(pItem->normalizedText());
|
||
}
|
||
setText(normalizedText); // if all items parsed, replaced entered text with normal. text
|
||
layout();
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// setSelected /setVisible
|
||
//
|
||
// forward flags to items
|
||
//---------------------------------------------------------
|
||
|
||
void FiguredBass::setSelected(bool flag)
|
||
{
|
||
Element::setSelected(flag);
|
||
for(int i=0; i < items.size(); i++) {
|
||
items[i].setSelected(flag);
|
||
}
|
||
}
|
||
|
||
void FiguredBass::setVisible(bool flag)
|
||
{
|
||
Element::setVisible(flag);
|
||
for(int i=0; i < items.size(); i++) {
|
||
items[i].setVisible(flag);
|
||
}
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// STATIC FUNCTION
|
||
// adding a new FiguredBass to a Segment;
|
||
// the main purpose of this function is to ensure that ONLY ONE F.b. element exists for each Segment/staff;
|
||
// it either re-uses an existing FiguredBass or creates a new one if none if found;
|
||
// returns the FiguredBass and sets pNew to true if it has been newly created.
|
||
//
|
||
// Sets an initial duration of the element up to the next ChordRest of the same staff.
|
||
//
|
||
// As the F.b. very concept requires the base chord to have ONLY ONE note,
|
||
// FiguredBass elements are created and looked for only in the first track of the staff.
|
||
//---------------------------------------------------------
|
||
|
||
FiguredBass * FiguredBass::addFiguredBassToSegment(Segment * seg, int track, int extTicks, bool * pNew)
|
||
{
|
||
int endTick; // where this FB is initially assumed to end
|
||
int staff = track / VOICES; // convert track to staff
|
||
track = staff * VOICES; // first track for this staff
|
||
|
||
// scan segment annotations for an existing FB element in the same staff
|
||
const QList<Element*>& annot = seg->annotations();
|
||
int i;
|
||
int count = annot.size();
|
||
FiguredBass* fb;
|
||
for(i = 0; i < count; i++) {
|
||
if(annot.at(i)->type() == FIGURED_BASS && (annot.at(i)->track() / VOICES) == staff) {
|
||
// an FB already exists in segment: re-use it
|
||
fb = static_cast<FiguredBass*>(annot.at(i));
|
||
*pNew = false;
|
||
endTick = seg->tick() + fb->ticks();
|
||
break;
|
||
}
|
||
}
|
||
if(i >= count) { // no FB at segment: create new
|
||
fb = new FiguredBass(seg->score());
|
||
fb->setTrack(track);
|
||
fb->setParent(seg);
|
||
|
||
// locate next SegChordRest in the same staff to estimate presumed duration of element
|
||
endTick = INT_MAX;
|
||
Segment * nextSegm;
|
||
for (int iVoice = 0; iVoice < VOICES; iVoice++) {
|
||
nextSegm = seg->nextCR(track + iVoice);
|
||
if(nextSegm && nextSegm->tick() < endTick)
|
||
endTick = nextSegm->tick();
|
||
}
|
||
if(endTick == INT_MAX) { // no next segment: set up to score end
|
||
Measure * meas = seg->score()->lastMeasure();
|
||
endTick = meas->tick() + meas->ticks();
|
||
}
|
||
fb->setTicks(endTick - seg->tick());
|
||
|
||
// set onNote status
|
||
fb->setOnNote(false); // assume not onNote
|
||
for(i = track; i < track + VOICES; i++) // if segment has chord in staff, set onNote
|
||
if(seg->element(i) && seg->element(i)->type() == CHORD) {
|
||
fb->setOnNote(true);
|
||
break;
|
||
}
|
||
*pNew = true;
|
||
}
|
||
|
||
// if we are extending a previous FB
|
||
if(extTicks > 0) {
|
||
// locate previous FB for same staff
|
||
Segment * prevSegm;
|
||
FiguredBass* prevFB = 0;
|
||
for(prevSegm = seg->prev1(SegChordRest); prevSegm; prevSegm = prevSegm->prev1(SegChordRest)) {
|
||
const QList<Element*>& annot = prevSegm->annotations();
|
||
count = annot.size();
|
||
for(i = 0; i < count; i++) {
|
||
if(annot.at(i)->type() == FIGURED_BASS && (annot.at(i)->track() ) == track) {
|
||
prevFB = static_cast<FiguredBass*>(annot[i]); // previous FB found
|
||
break;
|
||
}
|
||
}
|
||
if(prevFB) {
|
||
// if previous FB did not stop more than extTicks before this FB...
|
||
int delta = seg->tick() - prevFB->segment()->tick();
|
||
if(prevFB->ticks() + extTicks >= delta)
|
||
prevFB->setTicks(delta); // update prev FB ticks to last up to this FB
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
return fb;
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// STATIC FUNCTIONS FOR FONT CONFIGURATION MANAGEMENT
|
||
//---------------------------------------------------------
|
||
|
||
bool FiguredBassFont::read(const QDomElement &de)
|
||
{
|
||
for (QDomElement e = de.firstChildElement(); !e.isNull(); e = e.nextSiblingElement()) {
|
||
const QString& tag(e.tagName());
|
||
const QString& val(e.text());
|
||
if(val.size() < 1)
|
||
return false;
|
||
|
||
if (tag == "family")
|
||
family = val;
|
||
else if(tag == "displayName")
|
||
displayName = val;
|
||
else if(tag == "defaultPitch")
|
||
defPitch = val.toDouble();
|
||
else if(tag == "defaultLineHeight")
|
||
defLineHeight = val.toDouble();
|
||
else if(tag == "parenthesisRoundOpen")
|
||
displayParenthesis[1] = val[0];
|
||
else if(tag == "parenthesisRoundClosed")
|
||
displayParenthesis[2] = val[0];
|
||
else if(tag == "parenthesisSquareOpen")
|
||
displayParenthesis[3] = val[0];
|
||
else if(tag == "parenthesisSquareClosed")
|
||
displayParenthesis[4] = val[0];
|
||
else if(tag == "doubleflat")
|
||
displayAccidental[1] = val[0];
|
||
else if(tag == "flat")
|
||
displayAccidental[2] = val[0];
|
||
else if(tag == "natural")
|
||
displayAccidental[3] = val[0];
|
||
else if(tag == "sharp")
|
||
displayAccidental[4] = val[0];
|
||
else if(tag == "doublesharp")
|
||
displayAccidental[5] = val[0];
|
||
else if(tag == "digit") {
|
||
int digit = e.attribute("value").toInt();
|
||
if(digit < 1 || digit > 9)
|
||
return false;
|
||
for (QDomElement ee = e.firstChildElement(); !ee.isNull(); ee = ee.nextSiblingElement()) {
|
||
const QString& tag(ee.tagName());
|
||
const QString& val(ee.text());
|
||
if(val.size() < 1)
|
||
return false;
|
||
if (tag == "simple")
|
||
displayDigit[0][digit][0] = val[0];
|
||
else if (tag == "crossed")
|
||
displayDigit[0][digit][1] = val[0];
|
||
else if (tag == "backslashed")
|
||
displayDigit[0][digit][2] = val[0];
|
||
else if (tag == "slashed")
|
||
displayDigit[0][digit][3] = val[0];
|
||
else if (tag == "simpleHistoric")
|
||
displayDigit[1][digit][0] = val[0];
|
||
else if (tag == "crossedHistoric")
|
||
displayDigit[1][digit][1] = val[0];
|
||
else if (tag == "backslashedHistoric")
|
||
displayDigit[1][digit][2] = val[0];
|
||
else if (tag == "slashedHistoric")
|
||
displayDigit[1][digit][3] = val[0];
|
||
else {
|
||
domError(ee);
|
||
return false;
|
||
}
|
||
}
|
||
}
|
||
else {
|
||
domError(e);
|
||
return false;
|
||
}
|
||
}
|
||
return true;
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// Read Configuration File
|
||
//
|
||
// reads a confoiguration and appends read data to g_FBFonts
|
||
// resets everythings and reads the built-in config file if fileName is null or empty
|
||
//---------------------------------------------------------
|
||
|
||
bool FiguredBass::readConfigFile(const QString& fileName)
|
||
{
|
||
QString path;
|
||
|
||
if(fileName == 0 || fileName.isEmpty()) { // defaults to built-in xml
|
||
path = ":/fonts/fonts_figuredbass.xml";
|
||
g_FBFonts.clear();
|
||
}
|
||
else
|
||
path = fileName;
|
||
|
||
QFileInfo fi(path);
|
||
QFile f(path);
|
||
|
||
if (!fi.exists() || !f.open(QIODevice::ReadOnly)) {
|
||
QString s = QT_TRANSLATE_NOOP("file", "cannot open chord description:\n%1\n%2");
|
||
MScore::lastError = s.arg(f.fileName()).arg(f.errorString());
|
||
qDebug("ChordList::read failed: <%s>\n", qPrintable(path));
|
||
return false;
|
||
}
|
||
QDomDocument doc;
|
||
int line, column;
|
||
QString err;
|
||
if (!doc.setContent(&f, false, &err, &line, &column)) {
|
||
QString s = QT_TRANSLATE_NOOP("file", "error reading figured bass font description %1 at line %2 column %3: %4\n");
|
||
MScore::lastError = s.arg(f.fileName()).arg(line).arg(column).arg(err);
|
||
return false;
|
||
}
|
||
docName = f.fileName();
|
||
|
||
for (QDomElement e = doc.documentElement(); !e.isNull(); e = e.nextSiblingElement()) {
|
||
if (e.tagName() == "museScore") {
|
||
// QString version = e.attribute(QString("version"));
|
||
// QStringList sl = version.split('.');
|
||
// int _mscVersion = sl[0].toInt() * 100 + sl[1].toInt();
|
||
|
||
for (QDomElement de = e.firstChildElement(); !de.isNull(); de = de.nextSiblingElement()) {
|
||
const QString& tag(de.tagName());
|
||
if (tag == "font") {
|
||
FiguredBassFont f;
|
||
if(f.read(de))
|
||
g_FBFonts.append(f);
|
||
else
|
||
return false;
|
||
}
|
||
else
|
||
domError(de);
|
||
}
|
||
return true;
|
||
}
|
||
}
|
||
return false;
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// Get Font Names
|
||
//
|
||
// returns a list of display names for the fonts configured to work with Figured Bass;
|
||
// the index of a name in the list can be used to retrieve the font data with fontData()
|
||
//---------------------------------------------------------
|
||
|
||
QList<QString> FiguredBass::fontNames()
|
||
{
|
||
QList<QString> names;
|
||
foreach(const FiguredBassFont& f, g_FBFonts)
|
||
names.append(f.displayName);
|
||
return names;
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// Get Font Data
|
||
//
|
||
// retrieves data about a Figured Bass font.
|
||
// returns: true if idx is valid | false if it is not
|
||
// any of the pointer parameter can be null, if that datum is not needed
|
||
//---------------------------------------------------------
|
||
|
||
bool FiguredBass::fontData(int nIdx, QString * pFamily, QString * pDisplayName,
|
||
qreal * pSize, qreal * pLineHeight)
|
||
{
|
||
if(nIdx >= 0 && nIdx < g_FBFonts.size()) {
|
||
FiguredBassFont f = g_FBFonts.at(nIdx);
|
||
if(pFamily) *pFamily = f.family;
|
||
if(pDisplayName) *pDisplayName = f.displayName;
|
||
if(pSize) *pSize = f.defPitch;
|
||
if(pLineHeight) *pLineHeight = f.defLineHeight;
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// Read MusicXML
|
||
//
|
||
// Set the FiguredBass state based on the MusicXML <figured-bass> node de.
|
||
// Note that onNote and ticks must be set by the MusicXML importer,
|
||
// as the required context is not present in the items DOM tree.
|
||
// Exception: if a <duration> element is present, tick can be set.
|
||
//---------------------------------------------------------
|
||
|
||
void FiguredBass::readMusicXML(const QDomElement& de, int divisions)
|
||
{
|
||
bool parentheses = (de.attribute("parentheses") == "yes");
|
||
QString normalizedText;
|
||
int idx = 0;
|
||
for (QDomElement e = de.firstChildElement(); !e.isNull(); e = e.nextSiblingElement()) {
|
||
const QString& tag(e.tagName());
|
||
const QString& val(e.text());
|
||
if (tag == "duration") {
|
||
bool ok = true;
|
||
int duration = val.toInt(&ok);
|
||
if (ok) {
|
||
duration *= MScore::division;
|
||
duration /= divisions;
|
||
setTicks(duration);
|
||
}
|
||
else
|
||
qDebug("MusicXml-Import: bad duration value: <%s>",
|
||
qPrintable(val));
|
||
}
|
||
else if (tag == "figure") {
|
||
FiguredBassItem * pItem = new FiguredBassItem(score(), idx++);
|
||
pItem->setTrack(track());
|
||
pItem->setParent(this);
|
||
pItem->readMusicXML(e, parentheses);
|
||
items.append(*pItem);
|
||
// add item normalized text
|
||
if(!normalizedText.isEmpty())
|
||
normalizedText.append('\n');
|
||
normalizedText.append(pItem->normalizedText());
|
||
}
|
||
else
|
||
domError(e);
|
||
}
|
||
setText(normalizedText); // this is the text to show while editing
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// hasParentheses
|
||
//
|
||
// return true if any FiguredBassItem starts with a parenthesis
|
||
//---------------------------------------------------------
|
||
|
||
bool FiguredBass::hasParentheses() const
|
||
{
|
||
foreach(FiguredBassItem item, items)
|
||
if (item.startsWithParenthesis())
|
||
return true;
|
||
return false;
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// Write MusicXML
|
||
//---------------------------------------------------------
|
||
|
||
void FiguredBass::writeMusicXML(Xml& xml) const
|
||
{
|
||
QString stag = "figured-bass";
|
||
if (hasParentheses())
|
||
stag += " parentheses=\"yes\"";
|
||
xml.stag(stag);
|
||
foreach(FiguredBassItem item, items)
|
||
item.writeMusicXML(xml);
|
||
xml.etag();
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
//
|
||
// METHODS BELONGING TO OTHER CLASSES
|
||
//
|
||
// Work In Progress: kept here until the FiguredBass framwork is reasonably set up;
|
||
// To be finally moved to their respective class implementation files.
|
||
//
|
||
//---------------------------------------------------------
|
||
|
||
//---------------------------------------------------------
|
||
// Score::addFiguredBass
|
||
// called from Keyboard Accelerator & menus
|
||
//---------------------------------------------------------
|
||
|
||
#include "score.h"
|
||
|
||
FiguredBass* Score::addFiguredBass()
|
||
{
|
||
Element* el = selection().element();
|
||
if (el == 0 || (el->type() != NOTE && el->type() != FIGURED_BASS)) {
|
||
QMessageBox::information(0,
|
||
QMessageBox::tr("MuseScore:"),
|
||
QMessageBox::tr("No note or figured bass selected:\n"
|
||
"Please select a single note or figured bass and retry.\n"),
|
||
QMessageBox::Ok, QMessageBox::NoButton);
|
||
return 0;
|
||
}
|
||
|
||
FiguredBass * fb;
|
||
bool bNew;
|
||
if (el->type() == NOTE) {
|
||
ChordRest * cr = static_cast<Note*>(el)->chord();
|
||
fb = FiguredBass::addFiguredBassToSegment(cr->segment(),
|
||
(cr->track() / VOICES) * VOICES, 0, &bNew);
|
||
}
|
||
else if (el->type() == FIGURED_BASS) {
|
||
fb = static_cast<FiguredBass*>(el);
|
||
bNew = false;
|
||
}
|
||
else
|
||
return 0;
|
||
|
||
if(fb == 0)
|
||
return 0;
|
||
|
||
if(bNew)
|
||
undoAddElement(fb);
|
||
select(fb, SELECT_SINGLE, 0);
|
||
return fb;
|
||
}
|
||
|