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43 lines
1.2 KiB
C++
43 lines
1.2 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <andreas@ladybird.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 <AK/FlyString.h>
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#include <AK/Function.h>
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#include <AK/HashMap.h>
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#include <AK/OwnPtr.h>
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#include <LibGfx/Font/Typeface.h>
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#include <LibGfx/Forward.h>
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namespace Gfx {
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class SystemFontProvider {
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public:
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virtual ~SystemFontProvider();
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virtual StringView name() const = 0;
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virtual RefPtr<Gfx::Font> get_font(FlyString const& family, float point_size, unsigned weight, unsigned width, unsigned slope) = 0;
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virtual void for_each_typeface_with_family_name(FlyString const& family_name, Function<void(Typeface const&)>) = 0;
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};
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class FontDatabase {
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public:
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static FontDatabase& the();
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SystemFontProvider& install_system_font_provider(NonnullOwnPtr<SystemFontProvider>);
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RefPtr<Gfx::Font> get(FlyString const& family, float point_size, unsigned weight, unsigned width, unsigned slope);
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void for_each_typeface_with_family_name(FlyString const& family_name, Function<void(Typeface const&)>);
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[[nodiscard]] StringView system_font_provider_name() const;
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private:
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FontDatabase();
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~FontDatabase() = default;
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OwnPtr<SystemFontProvider> m_system_font_provider;
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};
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}
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