fe3b846ac8
https://isocpp.github.io/CppCoreGuidelines/CppCoreGuidelines#cother-other-default-operation-rules "The compiler is more likely to get the default semantics right and you cannot implement these functions better than the compiler."
69 lines
1.7 KiB
C++
69 lines
1.7 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2021, Julius Heijmen <julius.heijmen@gmail.com>
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* Copyright (c) 2022, the SerenityOS developers.
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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/HashMap.h>
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#include <AK/NonnullRefPtr.h>
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#include <AK/RefCounted.h>
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#include <LibGfx/Bitmap.h>
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namespace GUI {
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class IconImpl : public RefCounted<IconImpl> {
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public:
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static NonnullRefPtr<IconImpl> create() { return adopt_ref(*new IconImpl); }
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~IconImpl() = default;
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const Gfx::Bitmap* bitmap_for_size(int) const;
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void set_bitmap_for_size(int, RefPtr<Gfx::Bitmap>&&);
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Vector<int> sizes() const
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{
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Vector<int> sizes;
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for (auto& it : m_bitmaps)
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sizes.append(it.key);
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return sizes;
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}
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private:
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IconImpl() = default;
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HashMap<int, RefPtr<Gfx::Bitmap>> m_bitmaps;
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};
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class Icon {
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public:
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Icon();
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explicit Icon(RefPtr<Gfx::Bitmap>&&);
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explicit Icon(RefPtr<Gfx::Bitmap>&&, RefPtr<Gfx::Bitmap>&&);
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explicit Icon(const IconImpl&);
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Icon(const Icon&);
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~Icon() = default;
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static Icon default_icon(StringView);
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static ErrorOr<Icon> try_create_default_icon(StringView);
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Icon& operator=(const Icon& other)
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{
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if (this != &other)
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m_impl = other.m_impl;
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return *this;
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}
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const Gfx::Bitmap* bitmap_for_size(int size) const { return m_impl->bitmap_for_size(size); }
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void set_bitmap_for_size(int size, RefPtr<Gfx::Bitmap>&& bitmap) { m_impl->set_bitmap_for_size(size, move(bitmap)); }
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const IconImpl& impl() const { return *m_impl; }
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Vector<int> sizes() const { return m_impl->sizes(); }
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private:
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NonnullRefPtr<IconImpl> m_impl;
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};
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}
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