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193 lines
5.5 KiB
193 lines
5.5 KiB
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
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/*
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Rosegarden
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A MIDI and audio sequencer and musical notation editor.
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This program is Copyright 2000-2008
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Guillaume Laurent <glaurent@telegraph-road.org>,
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Chris Cannam <cannam@all-day-breakfast.com>,
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Richard Bown <richard.bown@ferventsoftware.com>
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The moral rights of Guillaume Laurent, Chris Cannam, and Richard
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Bown to claim authorship of this work have been asserted.
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Other copyrights also apply to some parts of this work. Please
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see the AUTHORS file and individual file headers for details.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version. See the file
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COPYING included with this distribution for more information.
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*/
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#ifndef _RG_ROSEXMLHANDLER_H_
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#define _RG_ROSEXMLHANDLER_H_
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#include "base/Device.h"
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#include "base/MidiProgram.h"
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#include "gui/general/ProgressReporter.h"
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#include <map>
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#include <set>
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#include <string>
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#include <tqstring.h>
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#include "base/Event.h"
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#include <tqxml.h>
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class TQXmlParseException;
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class TQXmlAttributes;
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namespace Rosegarden
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{
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class XmlStorableEvent;
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class XmlSubHandler;
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class Studio;
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class Segment;
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class RosegardenGUIDoc;
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class Instrument;
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class Device;
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class Composition;
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class ColourMap;
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class Buss;
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class AudioPluginManager;
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class AudioPluginInstance;
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class AudioFileManager;
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/**
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* Handler for the Rosegarden XML format
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*/
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class RoseXmlHandler : public ProgressReporter, public TQXmlDefaultHandler
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{
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public:
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typedef enum
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{
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NoSection,
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InComposition,
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InSegment,
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InStudio,
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InInstrument,
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InBuss,
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InAudioFiles,
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InPlugin,
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InAppearance
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} RosegardenFileSection;
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/**
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* Construct a new RoseXmlHandler which will put the data extracted
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* from the XML file into the specified composition
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*/
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RoseXmlHandler(RosegardenGUIDoc *doc,
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unsigned int elementCount,
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bool createNewDevicesWhenNeeded);
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virtual ~RoseXmlHandler();
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/// overloaded handler functions
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virtual bool startDocument();
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virtual bool startElement(const TQString& namespaceURI,
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const TQString& localName,
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const TQString& qName,
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const TQXmlAttributes& atts);
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virtual bool endElement(const TQString& namespaceURI,
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const TQString& localName,
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const TQString& qName);
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virtual bool characters(const TQString& ch);
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virtual bool endDocument (); // [rwb] - for tempo element catch
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bool isDeprecated() { return m_deprecation; }
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bool isCancelled() { return m_cancelled; }
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/// Return the error string set during the parsing (if any)
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TQString errorString();
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bool hasActiveAudio() const { return m_hasActiveAudio; }
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std::set<TQString> &pluginsNotFound() { return m_pluginsNotFound; }
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bool error(const TQXmlParseException& exception);
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bool fatalError(const TQXmlParseException& exception);
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protected:
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// just for convenience -- just call to the document
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//
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Composition& getComposition();
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Studio& getStudio();
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AudioFileManager& getAudioFileManager();
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AudioPluginManager* getAudioPluginManager();
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void setSubHandler(XmlSubHandler* sh);
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XmlSubHandler* getSubHandler() { return m_subHandler; }
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void addMIDIDevice(TQString name, bool createAtSequencer);
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void setMIDIDeviceConnection(TQString connection);
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void setMIDIDeviceName(TQString name);
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void skipToNextPlayDevice();
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//--------------- Data members ---------------------------------
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RosegardenGUIDoc *m_doc;
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Segment *m_currentSegment;
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XmlStorableEvent *m_currentEvent;
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timeT m_currentTime;
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timeT m_chordDuration;
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timeT *m_segmentEndMarkerTime;
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bool m_inChord;
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bool m_inGroup;
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bool m_inComposition;
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bool m_inColourMap;
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std::string m_groupType;
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int m_groupId;
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int m_groupTupletBase;
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int m_groupTupledCount;
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int m_groupUntupledCount;
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std::map<long, long> m_groupIdMap;
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bool m_foundTempo;
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TQString m_errorString;
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std::set<TQString> m_pluginsNotFound;
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RosegardenFileSection m_section;
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Device *m_device;
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DeviceId m_deviceRunningId;
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bool m_percussion;
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MidiByte m_msb;
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MidiByte m_lsb;
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Instrument *m_instrument;
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Buss *m_buss;
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AudioPluginInstance *m_plugin;
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bool m_pluginInBuss;
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ColourMap *m_colourMap;
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MidiKeyMapping *m_keyMapping;
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MidiKeyMapping::KeyNameMap m_keyNameMap;
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unsigned int m_pluginId;
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unsigned int m_totalElements;
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unsigned int m_elementsSoFar;
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XmlSubHandler *m_subHandler;
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bool m_deprecation;
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bool m_createDevices;
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bool m_haveControls;
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bool m_cancelled;
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bool m_skipAllAudio;
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bool m_hasActiveAudio;
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};
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}
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#endif
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