Initial Video, Render, and Properties implementations.

Co-authored-by: Copilot <copilot@github.com>
2026-04-26 14:39:01 +00:00
parent 6d0de7e621
commit 85dbe33a77
17 changed files with 2461 additions and 50 deletions
@@ -0,0 +1,47 @@
+#pragma once
+/**
+ * @file video.hpp
+ * @brief Marries the two classes together resolving what would otherwise be circular dependencies between Window and
+ * Renderer
+ */
+#include <hdk/sdl/video/Display.hpp>
+#include <hdk/sdl/video/Surface.hpp>
+#include <hdk/sdl/video/Window.hpp>
+
+/// We need to be able to return a Renderer from Window, but Renderer also needs to be able to return a Window, so we
+/// have to include both headers here to resolve the circular dependency.
+#include <hdk/sdl/render/Renderer.hpp>
+
+namespace hdk::sdl {
+  /** @see SDL_GetRenderer
+   * https://wiki.libsdl.org/SDL3/SDL_GetRenderer
+   * @brief Get the renderer associated with a window.
+   * @return Renderer The renderer associated with the window. If the window is invalid or has no renderer, returns an
+   * invalid renderer.
+   */
+  inline Renderer Window::GetRenderer() const { return Renderer(Renderer::get_or_view(SDL_GetRenderer(*this))); }
+  /** @see SDL_GetRenderWindow
+   * https://wiki.libsdl.org/SDL3/SDL_GetRenderWindow
+   */
+  inline Window Renderer::GetWindow() const { return Window(Window::get_or_view(SDL_GetRenderWindow(*this))); }
+  /** @see SDL_CreateWindowAndRenderer
+   * https://wiki.libsdl.org/SDL3/SDL_CreateWindowAndRenderer
+   * @brief Create a window and renderer with one function call.
+   * @param title
+   * @param width
+   * @param height
+   * @param window_flags
+   * @return std::pair<Window, Renderer>
+   */
+  inline std::pair<Window, Renderer> CreateWindowAndRenderer(
+    const char* title, int width, int height, SDL_WindowFlags window_flags) {
+    SDL_Window* window_ptr = nullptr;
+    SDL_Renderer* renderer_ptr = nullptr;
+    if (SDL_CreateWindowAndRenderer(title, width, height, window_flags, &window_ptr, &renderer_ptr)) {
+      return { Window::get_or_cache(window_ptr, SDL_DestroyWindow),
+        Renderer::get_or_cache(renderer_ptr, SDL_DestroyRenderer) };
+    } else {
+      return { Window(nullptr), Renderer(nullptr) };
+    }
+  }
+}