Boilerplate SDL class

1 files changed, 63 insertions, 0 deletions

diff --git a/graphics.cpp b/graphics.cpp
new file mode 100644
index 0000000..14134dd
--- /dev/null
+++ b/graphics.cpp
@@ -0,0 +1,63 @@
+#include <iostream>
+#include <SDL2/SDL.h>
+#include "graphics.hpp"
+
+#define WINDOW_TITLE "Title"
+#define WINDOW_X 20
+#define WINDOW_Y 20
+
+Graphics::Graphics()
+{
+	window = NULL;
+	renderer = NULL;
+
+	if (SDL_Init(SDL_INIT_VIDEO) < 0)
+		error_quit("init");
+	window = SDL_CreateWindow(WINDOW_TITLE, WINDOW_X, WINDOW_Y, 640, 480, 0);
+	if (window == NULL)
+		error_quit("window init");
+	renderer = SDL_CreateRenderer(window, -1, 0);
+	if (renderer == NULL)
+		error_quit("renderer init");
+	running = true;
+}
+
+void Graphics::run()
+{
+	while (running)
+	{
+		event_handler();
+		// update(state);
+		SDL_Delay(10);
+	}
+}
+
+Graphics::~Graphics()
+{
+	if (renderer != NULL)
+		SDL_DestroyRenderer(renderer);
+	if (window != NULL)
+		SDL_DestroyWindow(window);
+	if (SDL_WasInit(SDL_INIT_VIDEO))
+		SDL_Quit();
+}
+
+void Graphics::event_handler()
+{
+	SDL_Event e;
+
+	while (SDL_PollEvent(&e))
+		switch (e.type)
+		{
+			case SDL_QUIT:
+				running = false;
+				break;
+		}
+}
+
+void Graphics::error_quit(std::string msg)
+{
+	// ~Graphics();
+	std::cerr << "ERROR: " << msg << std::endl;
+	exit(1);
+}