142 lines
3.9 KiB
C++
142 lines
3.9 KiB
C++
#pragma once
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#include <array>
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#include <core/math_types.h>
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#include <core/types.h>
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#include <event/input_codes.h>
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#include <SDL.h>
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namespace extra2d {
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// ============================================================================
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// 鼠标按钮枚举
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// ============================================================================
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enum class MouseButton {
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Left = 0,
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Right = 1,
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Middle = 2,
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Button4 = 3,
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Button5 = 4,
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Button6 = 5,
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Button7 = 6,
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Button8 = 7,
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Count = 8
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};
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// ============================================================================
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// Input 类 - 跨平台输入管理
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// 支持: 键盘、鼠标、手柄、触摸屏
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// ============================================================================
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class Input {
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public:
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Input();
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~Input();
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// 初始化
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void init();
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void shutdown();
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// 每帧更新
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void update();
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// ------------------------------------------------------------------------
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// 键盘输入
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// ------------------------------------------------------------------------
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bool isKeyDown(int keyCode) const;
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bool isKeyPressed(int keyCode) const;
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bool isKeyReleased(int keyCode) const;
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// ------------------------------------------------------------------------
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// 手柄按钮
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// ------------------------------------------------------------------------
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bool isButtonDown(int button) const;
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bool isButtonPressed(int button) const;
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bool isButtonReleased(int button) const;
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// 摇杆
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Vec2 getLeftStick() const;
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Vec2 getRightStick() const;
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// ------------------------------------------------------------------------
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// 鼠标输入
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// ------------------------------------------------------------------------
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bool isMouseDown(MouseButton button) const;
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bool isMousePressed(MouseButton button) const;
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bool isMouseReleased(MouseButton button) const;
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Vec2 getMousePosition() const;
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Vec2 getMouseDelta() const;
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float getMouseScroll() const { return mouseScroll_; }
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float getMouseScrollDelta() const { return mouseScroll_ - prevMouseScroll_; }
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void setMousePosition(const Vec2 &position);
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void setMouseVisible(bool visible);
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void setMouseLocked(bool locked);
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// ------------------------------------------------------------------------
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// 触摸屏 (Switch 原生支持，PC 端模拟或禁用)
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// ------------------------------------------------------------------------
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bool isTouching() const { return touching_; }
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Vec2 getTouchPosition() const { return touchPosition_; }
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int getTouchCount() const { return touchCount_; }
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// ------------------------------------------------------------------------
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// 便捷方法
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// ------------------------------------------------------------------------
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bool isAnyKeyDown() const;
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bool isAnyMouseDown() const;
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private:
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static constexpr int MAX_BUTTONS = SDL_CONTROLLER_BUTTON_MAX;
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static constexpr int MAX_KEYS = SDL_NUM_SCANCODES;
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SDL_GameController *controller_;
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// 键盘状态 (PC 端使用)
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std::array<bool, MAX_KEYS> keysDown_;
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std::array<bool, MAX_KEYS> prevKeysDown_;
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// 手柄按钮状态
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std::array<bool, MAX_BUTTONS> buttonsDown_;
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std::array<bool, MAX_BUTTONS> prevButtonsDown_;
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// 摇杆状态
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float leftStickX_;
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float leftStickY_;
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float rightStickX_;
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float rightStickY_;
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// 鼠标状态 (PC 端使用)
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Vec2 mousePosition_;
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Vec2 prevMousePosition_;
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float mouseScroll_;
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float prevMouseScroll_;
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std::array<bool, 8> mouseButtonsDown_;
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std::array<bool, 8> prevMouseButtonsDown_;
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// 触摸屏状态 (Switch 原生)
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bool touching_;
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bool prevTouching_;
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Vec2 touchPosition_;
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Vec2 prevTouchPosition_;
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int touchCount_;
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// 映射键盘 keyCode 到 SDL GameController 按钮 (Switch 兼容模式)
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SDL_GameControllerButton mapKeyToButton(int keyCode) const;
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// 更新键盘状态
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void updateKeyboard();
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// 更新鼠标状态
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void updateMouse();
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// 更新手柄状态
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void updateGamepad();
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// 更新触摸屏状态
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void updateTouch();
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};
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} // namespace extra2d
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