39 lines
1.1 KiB
C++
39 lines
1.1 KiB
C++
/*
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* Copyright (c) 2020, Paul Roukema <roukemap@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <LibGfx/ImageFormats/ImageDecoder.h>
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namespace Gfx {
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struct ICOLoadingContext;
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class ICOImageDecoderPlugin final : public ImageDecoderPlugin {
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public:
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static bool sniff(ReadonlyBytes);
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static ErrorOr<NonnullOwnPtr<ImageDecoderPlugin>> create(ReadonlyBytes);
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virtual ~ICOImageDecoderPlugin() override;
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virtual IntSize size() override;
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virtual void set_volatile() override;
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[[nodiscard]] virtual bool set_nonvolatile(bool& was_purged) override;
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virtual bool initialize() override;
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virtual bool is_animated() override;
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virtual size_t loop_count() override;
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virtual size_t frame_count() override;
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virtual ErrorOr<ImageFrameDescriptor> frame(size_t index) override;
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virtual ErrorOr<Optional<ReadonlyBytes>> icc_data() override;
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private:
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ICOImageDecoderPlugin(u8 const*, size_t);
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static ErrorOr<void> load_ico_bitmap(ICOLoadingContext& context, Optional<size_t> index);
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OwnPtr<ICOLoadingContext> m_context;
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};
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}
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