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https://github.com/RGBCube/serenity
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SPDX License Identifiers are a more compact / standardized way of representing file license information. See: https://spdx.dev/resources/use/#identifiers This was done with the `ambr` search and replace tool. ambr --no-parent-ignore --key-from-file --rep-from-file key.txt rep.txt *
74 lines
2 KiB
C++
74 lines
2 KiB
C++
/*
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* Copyright (c) 2021, 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 <LibGUI/Frame.h>
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#include <LibGfx/Rect.h>
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namespace SpaceAnalyzer {
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struct TreeMapNode {
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virtual String name() const = 0;
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virtual int64_t area() const = 0;
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virtual size_t num_children() const = 0;
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virtual const TreeMapNode& child_at(size_t i) const = 0;
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virtual void sort_children_by_area() const = 0;
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protected:
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virtual ~TreeMapNode() = default;
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};
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struct TreeMap : public RefCounted<TreeMap> {
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virtual ~TreeMap() { }
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virtual const TreeMapNode& root() const = 0;
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};
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class TreeMapWidget final : public GUI::Frame {
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C_OBJECT(TreeMapWidget)
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public:
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virtual ~TreeMapWidget() override;
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Function<void()> on_path_change;
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Function<void(GUI::ContextMenuEvent&)> on_context_menu_request;
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size_t path_size() const;
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const TreeMapNode* path_node(size_t n) const;
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size_t viewpoint() const;
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void set_viewpoint(size_t);
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void set_tree(RefPtr<TreeMap> tree);
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private:
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TreeMapWidget();
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virtual void paint_event(GUI::PaintEvent&) override;
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virtual void mousedown_event(GUI::MouseEvent&) override;
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virtual void doubleclick_event(GUI::MouseEvent&) override;
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virtual void mousewheel_event(GUI::MouseEvent&) override;
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virtual void context_menu_event(GUI::ContextMenuEvent&) override;
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bool rect_can_contain_children(const Gfx::IntRect& rect) const;
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bool rect_can_contain_label(const Gfx::IntRect& rect) const;
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enum class HasLabel {
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Yes,
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No
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};
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enum class IsRemainder {
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Yes,
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No
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};
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template<typename Function>
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void lay_out_children(const TreeMapNode&, const Gfx::IntRect&, int depth, Function);
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void paint_cell_frame(GUI::Painter&, const TreeMapNode&, const Gfx::IntRect&, const Gfx::IntRect&, int depth, HasLabel has_label) const;
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Vector<int> path_to_position(const Gfx::IntPoint&);
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RefPtr<TreeMap> m_tree;
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Vector<int> m_path;
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size_t m_viewpoint;
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const void* m_selected_node_cache;
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};
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}
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