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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 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>
namespace sv {
class AggregateWaveModel : public RangeSummarisableTimeValueModel
{
Q_OBJECT
public:
struct ModelChannelSpec
{
ModelChannelSpec(ModelId m, int c) : model(m), channel(c) { }
ModelId 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 getValueUnit() const override {
return "V";
}
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 getTrueEndFrame() 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;
protected slots:
void componentModelChanged(ModelId);
void componentModelChangedWithin(ModelId, sv_frame_t, sv_frame_t);
void componentModelCompletionChanged(ModelId);
protected:
ChannelSpecList m_components;
static PowerOfSqrtTwoZoomConstraint m_zoomConstraint;
};
} // end namespace sv
#endif
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