window.hpp

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#pragma once
 
#include <SDL3/SDL.h>
#include <SDL3/SDL_video.h>
 
#include <boost/describe/enum.hpp>
#include <vulkan/vulkan.hpp>
#include <wren/utils/result.hpp>
 
#include "event.hpp"
 
namespace wren {
 
DEFINE_ERROR("WindowErrors", WindowErrors, SdlInit, SdlWindow,
             SdlVulkanExtension);
 
class Window {
 public:
  static auto create(const std::string& application_name) -> expected<Window>;
 
  void shutdown();
 
  auto create_surface(const ::vk::Instance& instance)
      -> expected<::vk::SurfaceKHR>;
 
  void dispatch_events(const event::Dispatcher& dispatcher);
 
  [[nodiscard]] auto get_required_vulkan_extension() const
      -> expected<std::vector<std::string_view>>;
 
  auto get_size() -> std::pair<int32_t, int32_t> {
    int w = 0, h = 0;
    SDL_GetWindowSize(window_, &w, &h);
    return {w, h};
  }
 
  [[nodiscard]] auto native_handle() const { return window_; }
 
 private:
  explicit Window(SDL_Window* window) : window_(window) {}
 
  SDL_Window* window_;
};
 
}  // namespace wren