Extra2D/include/platform/window.h

159 lines
4.1 KiB
C++
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

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