132 lines
4.5 KiB
C++
132 lines
4.5 KiB
C++
/*
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OmniaFramework - A collection of useful functionality
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Copyright (C) 2025 OmniaX-Dev
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This file is part of OmniaFramework.
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OmniaFramework is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OmniaFramework is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with OmniaFramework. If not, see <https://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <ogfx/gui/widgets/Widget.hpp>
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namespace ogfx
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{
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namespace gui
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{
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class ContextMenu : public Rectangle
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{
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public: struct Entry
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{
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inline Entry(const String& t, i32 id = -1, const stdvec<Entry>& sub = {}) { text = t; this->id = id; submenus = sub; }
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inline Entry(const String& t, const stdvec<Entry>& sub) { text = t; id = -1; submenus = sub; }
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String text { "" };
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i32 id { -1 };
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stdvec<Entry> submenus;
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private:
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Vec2 size;
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void update_size(BasicRenderer2D& gfx, i32 fontSize);
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friend class ContextMenu;
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};
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public: struct Instance
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{
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using Callback = std::function<void(const Entry&)>;
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stdvec<Entry> entries;
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Callback onActivate { nullptr };
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};
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private: struct Panel
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{
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stdvec<Entry>* entries { nullptr };
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Vec2 position { 0, 0 };
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Vec2 size { 0, 0 };
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f32 entryHeight { 0 };
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i32 hoveredIndex { -1 };
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i32 openedSubmenuIndex { -1 };
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};
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public:
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inline ContextMenu(WindowCore& window) : m_window(window) { create(); }
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ContextMenu& create(void);
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void applyTheme(const ostd::Stylesheet& theme);
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void draw(BasicRenderer2D& gfx);
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void update(void);
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void onMouseReleased(const Event& event);
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void onMouseMoved(const Event& event);
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void onMousePressed(const Event& event);
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void onMouseScrolled(const Event& event);
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void show(const Vec2& pos);
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void hide(void);
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void setInstance(const Instance& instance);
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void setFontSize(i32 size);
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inline bool isVisible(void) const { return m_visible; }
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inline i32 getFontSize(void) const { return m_fontSize; }
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OSTD_PARAM_GETSET(Rectangle, Padding, m_padding);
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OSTD_PARAM_GETSET(f32, ItemSpacing, m_spacing);
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OSTD_PARAM_GETSET(Color, BackgroundColor, m_backgroundColor);
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OSTD_PARAM_GETSET(Color, SelectionColor, m_selectionColor);
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OSTD_PARAM_GETSET(Color, SelectionTextColor, m_selectionTextColor);
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OSTD_PARAM_GETSET(Color, SeparatorLineColor, m_separatorLineColor);
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OSTD_PARAM_GETSET(Color, TextColor, m_textColor);
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OSTD_PARAM_GETSET(Color, SubmenuIndicatorColor, m_submenuIndicatorColor);
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OSTD_PARAM_GETSET(Color, BorderColor, m_borderColor);
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OSTD_PARAM_GETSET(ColorGradient, SelectionGradient, m_selectionGradient);
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OSTD_BOOL_PARAM_GETSET_E(SelectionGradient, m_useSelectionGradient);
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private:
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void push_panel(stdvec<Entry>& entries, const Vec2& anchorTopLeft, bool flipLeft = false);
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void pop_to_depth(size_t depth);
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void compute_panel_size(Panel& panel);
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i32 entry_index_at(const Panel& panel, const Vec2& mousePos) const;
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Rectangle entry_rect(const Panel& panel, i32 index) const;
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void draw_panel(BasicRenderer2D& gfx, const Panel& panel);
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void relayout_panels(void);
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private:
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WindowCore& m_window;
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bool m_visible { false };
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Instance m_data;
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f32 m_entryHeight { 0 };
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Vec2 m_mousePos { 0, 0 };
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stdvec<Panel> m_panels;
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i32 m_pendingOpenPanelDepth { -1 };
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i32 m_pendingOpenEntryIndex { -1 };
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ostd::Timer m_hoverOpenTimer;
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ostd::Timer m_hoverCloseTimer;
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bool m_hoverOpenTimerActive { false };
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bool m_hoverCloseTimerActive { false };
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Rectangle m_padding { 16, 0, 16, 0 };
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f32 m_spacing { 8 };
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i32 m_fontSize { 18 };
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Color m_backgroundColor { "#6B0A1DFF" };
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Color m_selectionColor { "#DC143CFF" };
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Color m_selectionTextColor { "#F16A85FF" };
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Color m_separatorLineColor { "#700000FF" };
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Color m_textColor { "#F16A85FF" };
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Color m_submenuIndicatorColor { "#111111FF" };
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Color m_borderColor { "#400000FF" };
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bool m_useSelectionGradient { true };
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ColorGradient m_selectionGradient { { "#C21135FF", "#820B23FF" }, { 1.0f } };
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static constexpr u64 SubmenuOpenDelayMs { 300 };
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static constexpr u64 SubmenuCloseDelayMs { 50 };
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friend class Instance;
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};
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}
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}
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