159 lines
4.1 KiB
C++
159 lines
4.1 KiB
C++
#pragma once
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#include <core/math_types.h>
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#include <core/string.h>
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#include <core/types.h>
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#include <functional>
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#include <SDL.h>
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namespace extra2d {
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// 前向声明
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class EventQueue;
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class Input;
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// ============================================================================
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// 窗口配置
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// ============================================================================
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struct WindowConfig {
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std::string title = "Extra2D Application";
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int width = 1280;
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int height = 720;
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bool fullscreen = true;
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bool resizable = false;
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bool vsync = true;
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int msaaSamples = 0;
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bool centerWindow = true;
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bool enableCursors = true;
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bool enableDpiScale = true;
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bool fullscreenDesktop =
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true; // true: SDL_WINDOW_FULLSCREEN_DESKTOP, false: SDL_WINDOW_FULLSCREEN
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};
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// ============================================================================
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// 鼠标光标形状枚举
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// ============================================================================
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enum class CursorShape {
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Arrow,
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IBeam,
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Crosshair,
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Hand,
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HResize,
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VResize,
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ResizeAll,
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ResizeNWSE,
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ResizeNESW
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};
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// ============================================================================
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// Window 类 - SDL2 Window + GLES 3.2 封装
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// 支持平台: Nintendo Switch, Windows, Linux, macOS
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// ============================================================================
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class Window {
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public:
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Window();
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~Window();
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// 创建窗口
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bool create(const WindowConfig &config);
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void destroy();
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// 窗口操作
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void pollEvents();
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void swapBuffers();
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bool shouldClose() const;
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void setShouldClose(bool close);
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// 窗口属性
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void setTitle(const std::string &title);
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void setSize(int width, int height);
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void setPosition(int x, int y);
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void setFullscreen(bool fullscreen);
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void setVSync(bool enabled);
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void setResizable(bool resizable);
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// 获取窗口属性
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int width() const { return width_; }
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int height() const { return height_; }
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Size size() const {
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return Size(static_cast<float>(width_), static_cast<float>(height_));
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}
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Vec2 pos() const;
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bool isFullscreen() const { return fullscreen_; }
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bool isVSync() const { return vsync_; }
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// DPI 缩放 (PC 端自动检测，Switch 固定 1.0)
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float getContentScaleX() const;
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float getContentScaleY() const;
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Vec2 getContentScale() const;
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// 窗口状态
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bool isFocused() const { return focused_; }
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bool isMinimized() const;
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bool isMaximized() const;
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// 获取 SDL2 窗口和 GL 上下文
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SDL_Window *getSDLWindow() const { return sdlWindow_; }
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SDL_GLContext getGLContext() const { return glContext_; }
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// 设置/获取用户数据
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void setUserData(void *data) { userData_ = data; }
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void *getUserData() const { return userData_; }
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// 事件队列
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void setEventQueue(EventQueue *queue) { eventQueue_ = queue; }
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EventQueue *getEventQueue() const { return eventQueue_; }
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// 获取输入管理器
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Input *getInput() const { return input_.get(); }
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// 光标操作 (PC 端有效，Switch 上为空操作)
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void setCursor(CursorShape shape);
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void resetCursor();
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void setMouseVisible(bool visible);
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// 窗口回调
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using ResizeCallback = std::function<void(int width, int height)>;
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using FocusCallback = std::function<void(bool focused)>;
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using CloseCallback = std::function<void()>;
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void setResizeCallback(ResizeCallback callback) {
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resizeCallback_ = callback;
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}
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void setFocusCallback(FocusCallback callback) { focusCallback_ = callback; }
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void setCloseCallback(CloseCallback callback) { closeCallback_ = callback; }
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private:
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// SDL2 状态
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SDL_Window *sdlWindow_;
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SDL_GLContext glContext_;
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SDL_Cursor *sdlCursors_[9]; // 光标缓存
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SDL_Cursor *currentCursor_;
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int width_;
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int height_;
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bool vsync_;
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bool shouldClose_;
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bool fullscreen_;
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bool focused_;
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float contentScaleX_;
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float contentScaleY_;
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bool enableDpiScale_;
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void *userData_;
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EventQueue *eventQueue_;
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UniquePtr<Input> input_;
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ResizeCallback resizeCallback_;
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FocusCallback focusCallback_;
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CloseCallback closeCallback_;
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bool initSDL(const WindowConfig &config);
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void deinitSDL();
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void initCursors();
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void deinitCursors();
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void updateContentScale();
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};
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} // namespace extra2d
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