feat: Move aspect ratio input parsing into cli

1 files changed, 13 insertions, 0 deletions

diff --git a/src/cli.hpp b/src/cli.hpp
index 21f2ae5..b7d4c30 100644
--- a/src/cli.hpp
+++ b/src/cli.hpp
@@ -3,6 +3,7 @@
 
 #include <iostream>
 #include <limits>
+#include <stdio.h>
 
 namespace cli {
 	template <typename T>
@@ -29,6 +30,18 @@ namespace cli {
 			readUserInput(outValue, enter_message, error_message);
 		}
 	}
+
+	template <typename T, typename U>
+	void scanTwoValues(const char* format, T& outFirst, U& outSecond, const char* enter_message, const char* error_message) {
+		std::cout << enter_message;
+		while (scanf(format, &outFirst, &outSecond) != 2) {
+			std::cerr << error_message << std::endl;
+			std::cout << enter_message;
+
+			std::cin.clear();
+			std::cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
+		}
+	}
 }
 
 #endif /* GS_CLI */