Mercurial > hg > svcore
view base/StringBits.cpp @ 1310:aa1b1fc2d018 mp3-gapless
Stop reporting sync errors only when we really are at eof, i.e. after the input callback has been called again (previously we just tested whether we'd buffered up all the input, which of course we do in one go at the start)
author | Chris Cannam |
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date | Tue, 29 Nov 2016 16:45:29 +0000 |
parents | eecf544bed92 |
children | 48e9f538e6e9 |
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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 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. */ /* This is a modified version of a source file from the Rosegarden MIDI and audio sequencer and notation editor. This file copyright 2000-2010 Chris Cannam. */ #include "StringBits.h" #include "Debug.h" using namespace std; double StringBits::stringToDoubleLocaleFree(QString s, bool *ok) { int dp = 0; int sign = 1; int i = 0; double result = 0.0; int len = s.length(); result = 0.0; if (ok) *ok = true; while (i < len && s[i].isSpace()) ++i; if (i < len && s[i] == '-') sign = -1; while (i < len) { QChar c = s[i]; if (c.isDigit()) { double d = c.digitValue(); if (dp > 0) { for (int p = dp; p > 0; --p) d /= 10.0; ++dp; } else { result *= 10.0; } result += d; } else if (c == '.') { dp = 1; } else if (ok) { *ok = false; } ++i; } return result * sign; } QStringList StringBits::splitQuoted(QString s, QChar separator) { QStringList tokens; QString tok; // sep -> just seen a field separator (or start of line) // unq -> in an unquoted field // q1 -> in a single-quoted field // q2 -> in a double-quoted field enum { sep, unq, q1, q2 } mode = sep; for (int i = 0; i < s.length(); ++i) { QChar c = s[i]; if (c == '\'') { switch (mode) { case sep: mode = q1; break; case unq: case q2: tok += c; break; case q1: mode = unq; break; } } else if (c == '"') { switch (mode) { case sep: mode = q2; break; case unq: case q1: tok += c; break; case q2: mode = unq; break; } } else if (c == separator || (separator == ' ' && c.isSpace())) { switch (mode) { case sep: if (separator != ' ') tokens << ""; break; case unq: mode = sep; tokens << tok; tok = ""; break; case q1: case q2: tok += c; break; } } else if (c == '\\') { if (++i < s.length()) { c = s[i]; switch (mode) { case sep: mode = unq; tok += c; break; case unq: case q1: case q2: tok += c; break; } } } else { switch (mode) { case sep: mode = unq; tok += c; break; case unq: case q1: case q2: tok += c; break; } } } if (tok != "" || mode != sep) { if (mode == q1) { tokens << ("'" + tok); // turns out it wasn't quoted after all } else if (mode == q2) { tokens << ("\"" + tok); } else { tokens << tok; } } return tokens; } QStringList StringBits::split(QString line, QChar separator, bool quoted) { if (quoted) { return splitQuoted(line, separator); } else { return line.split(separator, separator == ' ' ? QString::SkipEmptyParts : QString::KeepEmptyParts); } }