MockSampleBlockFactory.h

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/*  SPDX-License-Identifier: GPL-2.0-or-later */
/*!********************************************************************
 
  Audacity: A Digital Audio Editor
 
  MockSampleBlockFactory.h
 
  Matthieu Hodgkinson
 
**********************************************************************/
#pragma once
 
#include "MockSampleBlock.h"
#include <numeric> // std::iota
 
class MockSampleBlockFactory final : public SampleBlockFactory
{
   SampleBlockIDs GetActiveBlockIDs() override
   {
      std::vector<long long> ids(blockIdCount);
      std::iota(ids.begin(), ids.end(), 1LL);
      return { ids.begin(), ids.end() };
   }
 
   SampleBlockPtr DoCreate(
      constSamplePtr src, size_t numsamples, sampleFormat srcformat) override
   {
      return std::make_shared<MockSampleBlock>(
         blockIdCount++, src, numsamples, srcformat);
   }
 
   SampleBlockPtr
   DoCreateSilent(size_t numsamples, sampleFormat srcformat) override
   {
      std::vector<char> silence(numsamples * SAMPLE_SIZE(srcformat));
      return std::make_shared<MockSampleBlock>(
         blockIdCount++, silence.data(), numsamples, srcformat);
   }
 
   SampleBlockPtr
   DoCreateFromXML(sampleFormat srcformat, const AttributesList& attrs) override
   {
      return nullptr;
   }
 
   SampleBlockPtr
      DoCreateFromId (sampleFormat srcformat, SampleBlockID id) override
   {
      return nullptr;
   }
 
   long long blockIdCount = 0;
};