Moved display_text_centered() into a separate file, since I could possibly extend this file with other raygui helper functions

includes/raygui_helpers.hpp

@@ -0,0 +1,9 @@
+#ifndef _RAYGUI_HELPERS_HPP
+#define _RAYGUI_HELPERS_HPP
+#include <string>
+
+/* Display the given text, centered on the screen, as a label.
+NEEDS RAYGUI LIBRARY. */
+void display_text_centered(std::string to_disp);
+
+#endif

raygui_helpers.cpp

@@ -0,0 +1,13 @@
+#include "includes/raygui_helpers.hpp"
+#include "includes/raygui/raygui.h"
+
+void display_text_centered(std::string to_disp) {
+	const char* to_disp_cstr = to_disp.c_str();
+	Vector2 label_size = MeasureTextEx(GetFontDefault(), to_disp_cstr, GuiGetStyle(DEFAULT, TEXT_SIZE)+1, GuiGetStyle(DEFAULT, TEXT_SPACING)+1); // The '+1' is there to account for any rounding errors
+	
+	BeginDrawing();
+		ClearBackground(BLACK);
+		GuiLabel(Rectangle{(GetScreenWidth()/2) - (label_size.x/2), (GetScreenHeight()/2) - (label_size.y/2), label_size.x, label_size.y}, to_disp_cstr);
+	EndDrawing();	
+	return;
+}