110 lines
4.7 KiB
C++
110 lines
4.7 KiB
C++
// Copyright (C) 2023 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
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// This file is part of the "Nazara Engine - Widgets module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#pragma once
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#ifndef NAZARA_WIDGETS_CANVAS_HPP
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#define NAZARA_WIDGETS_CANVAS_HPP
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#include <Nazara/Platform/CursorController.hpp>
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#include <Nazara/Platform/WindowEventHandler.hpp>
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#include <Nazara/Widgets/BaseWidget.hpp>
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#include <entt/entity/registry.hpp>
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#include <bitset>
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namespace Nz
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{
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class NAZARA_WIDGETS_API Canvas : public BaseWidget
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{
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friend BaseWidget;
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public:
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Canvas(entt::registry& registry, WindowEventHandler& eventHandler, CursorControllerHandle cursorController, UInt32 renderMask, int initialRenderLayer = 0);
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Canvas(const Canvas&) = delete;
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Canvas(Canvas&&) = delete;
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inline ~Canvas();
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inline entt::registry& GetRegistry();
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inline const entt::registry& GetRegistry() const;
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inline UInt32 GetRenderMask() const;
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Canvas& operator=(const Canvas&) = delete;
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Canvas& operator=(Canvas&&) = delete;
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NazaraSignal(OnUnhandledMouseButtonPressed, const WindowEventHandler* /*eventHandler*/, const WindowEvent::MouseButtonEvent& /*event*/);
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NazaraSignal(OnUnhandledMouseButtonReleased, const WindowEventHandler* /*eventHandler*/, const WindowEvent::MouseButtonEvent& /*event*/);
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NazaraSignal(OnUnhandledMouseMoved, const WindowEventHandler* /*eventHandler*/, const WindowEvent::MouseMoveEvent& /*event*/);
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NazaraSignal(OnUnhandledMouseWheelMoved, const WindowEventHandler* /*eventHandler*/, const WindowEvent::MouseWheelEvent& /*event*/);
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NazaraSignal(OnUnhandledKeyPressed, const WindowEventHandler* /*eventHandler*/, const WindowEvent::KeyEvent& /*event*/);
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NazaraSignal(OnUnhandledKeyReleased, const WindowEventHandler* /*eventHandler*/, const WindowEvent::KeyEvent& /*event*/);
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protected:
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inline void ClearKeyboardOwner(std::size_t canvasIndex);
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inline void ClearMouseOwner(std::size_t canvasIndex);
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inline bool IsKeyboardOwner(std::size_t canvasIndex) const;
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inline bool IsMouseOwner(std::size_t canvasIndex) const;
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inline std::size_t GetMouseEventTarget() const;
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inline void NotifyWidgetBoxUpdate(std::size_t index);
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inline void NotifyWidgetCursorUpdate(std::size_t index);
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std::size_t RegisterWidget(BaseWidget* widget);
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inline void SetKeyboardOwner(std::size_t canvasIndex);
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inline void SetMouseOwner(std::size_t canvasIndex);
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void UnregisterWidget(std::size_t index);
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private:
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template<typename F> bool DispatchEvent(std::size_t widgetIndex, F&& functor);
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void OnEventMouseButtonPressed(const WindowEventHandler* eventHandler, const WindowEvent::MouseButtonEvent& event);
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void OnEventMouseButtonRelease(const WindowEventHandler* eventHandler, const WindowEvent::MouseButtonEvent& event);
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void OnEventMouseEntered(const WindowEventHandler* eventHandler);
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void OnEventMouseLeft(const WindowEventHandler* eventHandler);
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void OnEventMouseMoved(const WindowEventHandler* eventHandler, const WindowEvent::MouseMoveEvent& event);
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void OnEventMouseWheelMoved(const WindowEventHandler* eventHandler, const WindowEvent::MouseWheelEvent& event);
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void OnEventKeyPressed(const WindowEventHandler* eventHandler, const WindowEvent::KeyEvent& event);
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void OnEventKeyReleased(const WindowEventHandler* eventHandler, const WindowEvent::KeyEvent& event);
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void OnEventTextEntered(const WindowEventHandler* eventHandler, const WindowEvent::TextEvent& event);
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void OnEventTextEdited(const WindowEventHandler* eventHandler, const WindowEvent::EditEvent& event);
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void UpdateHoveredWidget(int x, int y);
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struct WidgetEntry
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{
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BaseWidget* widget;
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Boxf box;
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SystemCursor cursor;
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};
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NazaraSlot(WindowEventHandler, OnKeyPressed, m_keyPressedSlot);
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NazaraSlot(WindowEventHandler, OnKeyReleased, m_keyReleasedSlot);
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NazaraSlot(WindowEventHandler, OnMouseButtonPressed, m_mouseButtonPressedSlot);
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NazaraSlot(WindowEventHandler, OnMouseButtonReleased, m_mouseButtonReleasedSlot);
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NazaraSlot(WindowEventHandler, OnMouseEntered, m_mouseEnteredSlot);
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NazaraSlot(WindowEventHandler, OnMouseLeft, m_mouseLeftSlot);
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NazaraSlot(WindowEventHandler, OnMouseMoved, m_mouseMovedSlot);
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NazaraSlot(WindowEventHandler, OnMouseWheelMoved, m_mouseWheelMovedSlot);
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NazaraSlot(WindowEventHandler, OnTextEntered, m_textEnteredSlot);
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NazaraSlot(WindowEventHandler, OnTextEdited, m_textEditedSlot);
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CursorControllerHandle m_cursorController;
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UInt32 m_renderMask;
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std::bitset<Mouse::ButtonCount> m_mouseOwnerButtons;
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std::size_t m_keyboardOwner;
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std::size_t m_hoveredWidget;
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std::size_t m_mouseOwner;
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std::vector<WidgetEntry> m_widgetEntries;
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entt::registry& m_registry;
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};
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}
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#include <Nazara/Widgets/Canvas.inl>
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#endif // NAZARA_WIDGETS_CANVAS_HPP
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