72 lines
1.7 KiB
C++
72 lines
1.7 KiB
C++
/*
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* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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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 <LibWeb/Loader/Resource.h>
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namespace Web {
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class ImageResource final : public Resource {
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friend class Resource;
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public:
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static NonnullRefPtr<ImageResource> convert_from_resource(Resource&);
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virtual ~ImageResource() override;
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struct Frame {
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RefPtr<Gfx::Bitmap> bitmap;
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size_t duration { 0 };
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};
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Gfx::Bitmap const* bitmap(size_t frame_index = 0) const;
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int frame_duration(size_t frame_index) const;
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size_t frame_count() const
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{
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decode_if_needed();
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return m_decoded_frames.size();
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}
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bool is_animated() const
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{
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decode_if_needed();
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return m_animated;
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}
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size_t loop_count() const
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{
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decode_if_needed();
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return m_loop_count;
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}
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void update_volatility();
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private:
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explicit ImageResource(LoadRequest const&);
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explicit ImageResource(Resource&);
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void decode_if_needed() const;
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mutable bool m_animated { false };
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mutable int m_loop_count { 0 };
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mutable Vector<Frame> m_decoded_frames;
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mutable bool m_has_attempted_decode { false };
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};
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class ImageResourceClient : public ResourceClient {
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public:
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virtual ~ImageResourceClient();
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virtual bool is_visible_in_viewport() const { return false; }
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protected:
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ImageResource* resource() { return static_cast<ImageResource*>(ResourceClient::resource()); }
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ImageResource const* resource() const { return static_cast<ImageResource const*>(ResourceClient::resource()); }
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private:
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virtual Resource::Type client_type() const override { return Resource::Type::Image; }
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};
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}
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