annotate data/fileio/SVFileReader.h @ 0:fc9323a41f5a

start base : Sonic Visualiser sv1-1.0rc1
author lbajardsilogic
date Fri, 11 May 2007 09:08:14 +0000
parents
children
rev   line source
lbajardsilogic@0 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
lbajardsilogic@0 2
lbajardsilogic@0 3 /*
lbajardsilogic@0 4 Sonic Visualiser
lbajardsilogic@0 5 An audio file viewer and annotation editor.
lbajardsilogic@0 6 Centre for Digital Music, Queen Mary, University of London.
lbajardsilogic@0 7 This file copyright 2006 Chris Cannam.
lbajardsilogic@0 8
lbajardsilogic@0 9 This program is free software; you can redistribute it and/or
lbajardsilogic@0 10 modify it under the terms of the GNU General Public License as
lbajardsilogic@0 11 published by the Free Software Foundation; either version 2 of the
lbajardsilogic@0 12 License, or (at your option) any later version. See the file
lbajardsilogic@0 13 COPYING included with this distribution for more information.
lbajardsilogic@0 14 */
lbajardsilogic@0 15
lbajardsilogic@0 16 #ifndef _SV_FILE_READER_H_
lbajardsilogic@0 17 #define _SV_FILE_READER_H_
lbajardsilogic@0 18
lbajardsilogic@0 19 #include "layer/LayerFactory.h"
lbajardsilogic@0 20 #include "transform/Transform.h"
lbajardsilogic@0 21
lbajardsilogic@0 22 #include <QXmlDefaultHandler>
lbajardsilogic@0 23
lbajardsilogic@0 24 #include <map>
lbajardsilogic@0 25
lbajardsilogic@0 26 class Pane;
lbajardsilogic@0 27 class Model;
lbajardsilogic@0 28 class Document;
lbajardsilogic@0 29 class PlayParameters;
lbajardsilogic@0 30
lbajardsilogic@0 31 class SVFileReaderPaneCallback
lbajardsilogic@0 32 {
lbajardsilogic@0 33 public:
lbajardsilogic@0 34 virtual Pane *addPane() = 0;
lbajardsilogic@0 35 virtual void setWindowSize(int width, int height) = 0;
lbajardsilogic@0 36 virtual void addSelection(int start, int end) = 0;
lbajardsilogic@0 37 };
lbajardsilogic@0 38
lbajardsilogic@0 39 class SVFileReader : public QXmlDefaultHandler
lbajardsilogic@0 40 {
lbajardsilogic@0 41 public:
lbajardsilogic@0 42 SVFileReader(Document *document,
lbajardsilogic@0 43 SVFileReaderPaneCallback &callback);
lbajardsilogic@0 44 virtual ~SVFileReader();
lbajardsilogic@0 45
lbajardsilogic@0 46 void parse(const QString &xmlData);
lbajardsilogic@0 47 void parse(QXmlInputSource &source);
lbajardsilogic@0 48
lbajardsilogic@0 49 bool isOK();
lbajardsilogic@0 50 QString getErrorString() const { return m_errorString; }
lbajardsilogic@0 51
lbajardsilogic@0 52 // For loading a single layer onto an existing pane
lbajardsilogic@0 53 void setCurrentPane(Pane *pane) { m_currentPane = pane; }
lbajardsilogic@0 54
lbajardsilogic@0 55 virtual bool startElement(const QString &namespaceURI,
lbajardsilogic@0 56 const QString &localName,
lbajardsilogic@0 57 const QString &qName,
lbajardsilogic@0 58 const QXmlAttributes& atts);
lbajardsilogic@0 59
lbajardsilogic@0 60 virtual bool characters(const QString &);
lbajardsilogic@0 61
lbajardsilogic@0 62 virtual bool endElement(const QString &namespaceURI,
lbajardsilogic@0 63 const QString &localName,
lbajardsilogic@0 64 const QString &qName);
lbajardsilogic@0 65
lbajardsilogic@0 66 bool error(const QXmlParseException &exception);
lbajardsilogic@0 67 bool fatalError(const QXmlParseException &exception);
lbajardsilogic@0 68
lbajardsilogic@0 69 protected:
lbajardsilogic@0 70 bool readWindow(const QXmlAttributes &);
lbajardsilogic@0 71 bool readModel(const QXmlAttributes &);
lbajardsilogic@0 72 bool readView(const QXmlAttributes &);
lbajardsilogic@0 73 bool readLayer(const QXmlAttributes &);
lbajardsilogic@0 74 bool readDatasetStart(const QXmlAttributes &);
lbajardsilogic@0 75 bool addBinToDataset(const QXmlAttributes &);
lbajardsilogic@0 76 bool addPointToDataset(const QXmlAttributes &);
lbajardsilogic@0 77 bool addRowToDataset(const QXmlAttributes &);
lbajardsilogic@0 78 bool readRowData(const QString &);
lbajardsilogic@0 79 bool readDerivation(const QXmlAttributes &);
lbajardsilogic@0 80 bool readPlayParameters(const QXmlAttributes &);
lbajardsilogic@0 81 bool readPlugin(const QXmlAttributes &);
lbajardsilogic@0 82 bool readSelection(const QXmlAttributes &);
lbajardsilogic@0 83 void addUnaddedModels();
lbajardsilogic@0 84
lbajardsilogic@0 85 Document *m_document;
lbajardsilogic@0 86 SVFileReaderPaneCallback &m_paneCallback;
lbajardsilogic@0 87 Pane *m_currentPane;
lbajardsilogic@0 88 std::map<int, Layer *> m_layers;
lbajardsilogic@0 89 std::map<int, Model *> m_models;
lbajardsilogic@0 90 std::set<Model *> m_addedModels;
lbajardsilogic@0 91 std::map<int, int> m_awaitingDatasets; // map dataset id -> model id
lbajardsilogic@0 92 Model *m_currentDataset;
lbajardsilogic@0 93 Model *m_currentDerivedModel;
lbajardsilogic@0 94 PlayParameters *m_currentPlayParameters;
lbajardsilogic@0 95 QString m_currentTransform;
lbajardsilogic@0 96 int m_currentTransformChannel;
lbajardsilogic@0 97 QString m_currentTransformConfiguration;
lbajardsilogic@0 98 QString m_datasetSeparator;
lbajardsilogic@0 99 bool m_inRow;
lbajardsilogic@0 100 bool m_inView;
lbajardsilogic@0 101 bool m_inData;
lbajardsilogic@0 102 bool m_inSelections;
lbajardsilogic@0 103 int m_rowNumber;
lbajardsilogic@0 104 QString m_errorString;
lbajardsilogic@0 105 bool m_ok;
lbajardsilogic@0 106 };
lbajardsilogic@0 107
lbajardsilogic@0 108 #endif