Mercurial > hg > svcore
view data/model/AggregateWaveModel.h @ 1721:2c388d372abf
Merge
author | Chris Cannam |
---|---|
date | Mon, 03 Jun 2019 12:02:38 +0100 |
parents | 82d03c9661f9 |
children | 78fe29adfd16 |
line wrap: on
line source
/* -*- 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 file copyright 2007 QMUL. 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. */ #ifndef SV_AGGREGATE_WAVE_MODEL_H #define SV_AGGREGATE_WAVE_MODEL_H #include "RangeSummarisableTimeValueModel.h" #include "PowerOfSqrtTwoZoomConstraint.h" #include <vector> class AggregateWaveModel : public RangeSummarisableTimeValueModel { Q_OBJECT public: struct ModelChannelSpec { ModelChannelSpec(RangeSummarisableTimeValueModel *m, int c) : model(m), channel(c) { } RangeSummarisableTimeValueModel *model; int channel; }; typedef std::vector<ModelChannelSpec> ChannelSpecList; AggregateWaveModel(ChannelSpecList channelSpecs); ~AggregateWaveModel(); bool isOK() const override; bool isReady(int *) const override; int getCompletion() const override { int c = 0; (void)isReady(&c); return c; } QString getTypeName() const override { return tr("Aggregate Wave"); } int getComponentCount() const; ModelChannelSpec getComponent(int c) const; const ZoomConstraint *getZoomConstraint() const override { return &m_zoomConstraint; } sv_frame_t getFrameCount() const; int getChannelCount() const override; sv_samplerate_t getSampleRate() const override; float getValueMinimum() const override { return -1.0f; } float getValueMaximum() const override { return 1.0f; } sv_frame_t getStartFrame() const override { return 0; } sv_frame_t getEndFrame() const override { return getFrameCount(); } floatvec_t getData(int channel, sv_frame_t start, sv_frame_t count) const override; std::vector<floatvec_t> getMultiChannelData(int fromchannel, int tochannel, sv_frame_t start, sv_frame_t count) const override; int getSummaryBlockSize(int desired) const override; void getSummaries(int channel, sv_frame_t start, sv_frame_t count, RangeBlock &ranges, int &blockSize) const override; Range getSummary(int channel, sv_frame_t start, sv_frame_t count) const override; void toXml(QTextStream &out, QString indent = "", QString extraAttributes = "") const override; signals: void modelChanged(); void modelChangedWithin(sv_frame_t, sv_frame_t); void completionChanged(); void modelInvalidated(); protected slots: void componentModelChanged(); void componentModelChangedWithin(sv_frame_t, sv_frame_t); void componentModelCompletionChanged(); void componentModelAboutToBeDeleted(); protected: ChannelSpecList m_components; static PowerOfSqrtTwoZoomConstraint m_zoomConstraint; bool m_invalidated; // because one of its component models is aboutToBeDeleted }; #endif