Separate drawing out to view.cpp

main.cpp

@@ -1,26 +1,13 @@
-#include <SFML/Graphics.hpp>
 #include <stdio.h>
 
+#include "view.h"
+
 int main()
 {
-	sf::Uint32 style = sf::Style::Titlebar;
-	sf::RenderWindow window(sf::VideoMode(1600, 900), "SFML works!", style);
-    sf::CircleShape shape(450.f);
-    shape.setFillColor(sf::Color::Green);
-
 	printf("Hello meme!\n");
 
-    while (window.isOpen()) {
+	view_init();
-        sf::Event event;
+	while (view_update());
-        while (window.pollEvent(event)) {
-            if (event.type == sf::Event::Closed)
-                window.close();
-        }
-
-        window.clear();
-        window.draw(shape);
-        window.display();
-    }
 
     return 0;
 }

view.cpp

@@ -0,0 +1,32 @@
+#include <SFML/Graphics.hpp>
+#include "view.h"
+
+static sf::Uint32 style = sf::Style::Titlebar;
+static sf::RenderWindow window(sf::VideoMode(1600, 900), "SFML works!", style);
+static sf::CircleShape shape(450.f);
+
+int view_init()
+{
+	shape.setFillColor(sf::Color::Green);
+	return 1;
+}
+
+int view_update()
+{
+    if (!window.isOpen()) return 0;
+
+	sf::Event event;
+	while (window.pollEvent(event)) {
+		if (event.type == sf::Event::Closed) {
+			window.close();
+			return 0;
+		}
+	}
+
+	window.clear();
+	window.draw(shape);
+	window.display();
+
+	return 1;
+}
+

view.h

@@ -0,0 +1,7 @@
+#ifndef VIEW_H
+#define VIEW_H
+
+int view_init();
+int view_update();
+
+#endif