annotate data/fileio/ProgressPrinter.cpp @ 377:166c22eff678

* Ensure waveforms are strictly correct even when using a non-power-of-two non-power-of-sqrt-two block size with cacheing off and painting only small areas at a time
author Chris Cannam
date Thu, 07 Feb 2008 15:25:05 +0000
parents b92513201610
children
rev   line source
Chris@357 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@357 2
Chris@357 3 /*
Chris@357 4 Sonic Visualiser
Chris@357 5 An audio file viewer and annotation editor.
Chris@357 6 Centre for Digital Music, Queen Mary, University of London.
Chris@357 7 This file copyright 2007 QMUL.
Chris@357 8
Chris@357 9 This program is free software; you can redistribute it and/or
Chris@357 10 modify it under the terms of the GNU General Public License as
Chris@357 11 published by the Free Software Foundation; either version 2 of the
Chris@357 12 License, or (at your option) any later version. See the file
Chris@357 13 COPYING included with this distribution for more information.
Chris@357 14 */
Chris@357 15
Chris@357 16 #include "ProgressPrinter.h"
Chris@357 17
Chris@357 18 #include <iostream>
Chris@357 19
Chris@357 20 ProgressPrinter::ProgressPrinter(QString prefix, QObject *parent) :
Chris@357 21 QObject(parent),
Chris@357 22 m_prefix(prefix),
Chris@357 23 m_lastProgress(0)
Chris@357 24 {
Chris@357 25 }
Chris@357 26
Chris@357 27 ProgressPrinter::~ProgressPrinter()
Chris@357 28 {
Chris@357 29 if (m_lastProgress > 0 && m_lastProgress != 100) {
Chris@357 30 std::cerr << "\r\n";
Chris@357 31 }
Chris@357 32 std::cerr << "(progress printer dtor)" << std::endl;
Chris@357 33 }
Chris@357 34
Chris@357 35 void
Chris@357 36 ProgressPrinter::progress(int progress)
Chris@357 37 {
Chris@357 38 if (progress == m_lastProgress) return;
Chris@357 39 if (progress == 100) std::cerr << "\r\n";
Chris@357 40 else {
Chris@357 41 std::cerr << "\r"
Chris@357 42 << m_prefix.toStdString()
Chris@357 43 << (m_prefix == "" ? "" : " ")
Chris@357 44 << progress << "%";
Chris@357 45 }
Chris@357 46 m_lastProgress = progress;
Chris@357 47 }
Chris@357 48