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555c2a4377
This is to remove another pain point, in preparation for the work immediately forthcoming but also work as-yet unknown.
55 lines
1.3 KiB
C++
55 lines
1.3 KiB
C++
//
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// HFE.hpp
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// Clock Signal
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//
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// Created by Thomas Harte on 17/08/2017.
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// Copyright 2017 Thomas Harte. All rights reserved.
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//
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#ifndef HFE_hpp
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#define HFE_hpp
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#include "../DiskImage.hpp"
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#include "../../../FileHolder.hpp"
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#include <string>
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namespace Storage {
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namespace Disk {
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/*!
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Provides a @c DiskImage containing an HFE: a bit stream representation of a floppy.
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*/
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class HFE: public DiskImage {
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public:
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/*!
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Construct an @c HFE containing content from the file with name @c file_name.
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@throws Storage::FileHolder::Error::CantOpen if this file can't be opened.
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@throws Error::InvalidFormat if the file doesn't appear to contain an .HFE format image.
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@throws Error::UnknownVersion if the file looks correct but is an unsupported version.
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*/
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HFE(const std::string &file_name);
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// implemented to satisfy @c Disk
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HeadPosition get_maximum_head_position() override;
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int get_head_count() override;
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bool get_is_read_only() override;
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void set_tracks(const std::map<Track::Address, std::shared_ptr<Track>> &tracks) override;
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std::shared_ptr<Track> get_track_at_position(Track::Address address) override;
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private:
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Storage::FileHolder file_;
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uint16_t seek_track(Track::Address address);
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int head_count_;
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int track_count_;
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long track_list_offset_;
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};
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}
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}
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#endif /* HFE_hpp */
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