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#ifndef INPUT_FORMAT_H
#define INPUT_FORMAT_H
#ifndef SEQ_H
#include "seq.h"
#endif
#ifndef DEFS_H
#include "defs.h"
#endif
class FormatReader;
struct OutputFormat {
virtual ~OutputFormat() { }
virtual Format format() const = 0;
};
// all input formats have to be output formats:
class InputFormat : public OutputFormat, virtual Noncopyable {
mutable char *id; // id of entry (=short-name)
virtual char *create_id() const = 0;
public:
InputFormat() : id(NULL) {}
virtual ~InputFormat() OVERRIDE { freenull(id); }
virtual void reinit() = 0;
virtual Format format() const OVERRIDE = 0;
const char *get_id() const {
if (!id) id = create_id();
return id;
}
};
typedef SmartPtr<InputFormat> InputFormatPtr;
typedef SmartPtr<OutputFormat> OutputFormatPtr;
#else
#error input_format.h included twice
#endif // INPUT_FORMAT_H
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