bytestream.h

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#pragma once
 
#include "fl/stdint.h"
 
#include "fl/namespace.h"
#include "fl/memory.h"
#include "fl/int.h"
 
#include "crgb.h"
 
namespace fl {
 
FASTLED_SMART_PTR(ByteStream);
 
// An abstract class that represents a stream of bytes.
class ByteStream {
  public:
    virtual ~ByteStream() {}
    virtual bool available(fl::size) const = 0;
    virtual fl::size read(fl::u8 *dst, fl::size bytesToRead) = 0;
    virtual const char *path() const = 0;
    virtual void close() {} // default is do nothing on close.
    // convenience functions
    virtual fl::size readCRGB(CRGB *dst, fl::size n) {
        return read((fl::u8 *)dst, n * 3) / 3;
    }
};
 
} // namespace fl