Initial commit

include/diablo2/utils/mpq_ifstream.h

@@ -0,0 +1,30 @@
+#pragma once
+
+#include <istream>
+
+namespace diablo2 {
+	namespace structures {
+		struct file_handle;
+	}
+
+	namespace utils {
+		class mpq_ifstream : public std::istream {
+			class mpq_streambuf : public std::streambuf {
+				structures::file_handle* m_handle;
+				char m_data;
+			public:
+				explicit mpq_streambuf(const std::string& path);
+				~mpq_streambuf();
+				
+			protected:
+				int_type underflow() override;
+			};
+
+			mpq_streambuf m_streambuf;
+		public:
+			explicit mpq_ifstream(const std::string& path);
+
+
+		};
+	}
+}

include/diablo2/utils/screen.h

@@ -0,0 +1,13 @@
+#pragma once
+
+#include <cstdint>
+
+namespace diablo2 {
+	namespace utils {
+		class screen {
+		public:
+			static void screen_to_world(int32_t sx, int32_t sy, int32_t& wx, int32_t& wy);
+			static void world_to_screen(int32_t wx, int32_t wy, int32_t& sx, int32_t& sy);
+		};
+	}
+}