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830a57c6b2
Let's rename this to LibWeb since it aims to provide more parts of the web platform than just HTML. :^)
60 lines
2.1 KiB
C++
60 lines
2.1 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <AK/HashMap.h>
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#include <AK/String.h>
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#include <LibGfx/Forward.h>
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struct FontSelector {
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String family;
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String weight;
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bool operator==(const FontSelector& other) const
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{
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return family == other.family && weight == other.weight;
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}
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};
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namespace AK {
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template<>
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struct Traits<FontSelector> : public GenericTraits<FontSelector> {
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static unsigned hash(const FontSelector& key) { return pair_int_hash(key.family.hash(), key.weight.hash()); }
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};
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}
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class FontCache {
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public:
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static FontCache& the();
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RefPtr<Gfx::Font> get(const FontSelector&) const;
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void set(const FontSelector&, NonnullRefPtr<Gfx::Font>);
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private:
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FontCache() {}
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mutable HashMap<FontSelector, NonnullRefPtr<Gfx::Font>> m_fonts;
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};
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