fix: make library MSVC-compatible

CMakeLists.txt

@@ -39,8 +39,10 @@ if(CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME AND BUILD_TESTS)
     # Additional setup for coverage
     # https://gcovr.com/en/stable/guide/compiling.html#compiler-options
     #
-    set(CMAKE_CXX_FLAGS "-fprofile-arcs -ftest-coverage -O0")
-    set(CMAKE_C_FLAGS "-fprofile-arcs -ftest-coverage -O0")
+    if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+        set(CMAKE_CXX_FLAGS "-fprofile-arcs -ftest-coverage -O0")
+        set(CMAKE_C_FLAGS "-fprofile-arcs -ftest-coverage -O0")
+    endif()
 
     enable_testing()
     add_subdirectory(tests)

src/windows/include/display_device/windows/types.h

@@ -5,6 +5,9 @@
 #pragma once
 
 // the most stupid and smelly windows include
+#ifndef NOMINMAX
+  #define NOMINMAX
+#endif
 #include <windows.h>
 
 // system includes

src/windows/settings_utils.cpp

@@ -300,7 +300,7 @@ namespace display_device::win_utils {
         // It's hard to deal with floating values, so we just multiply it
         // to keep 4 decimal places (if any) and let Windows deal with it!
         // Genius idea if I'm being honest.
-        constexpr auto multiplier { static_cast<unsigned int>(std::pow(10, 4)) };
+        constexpr unsigned int multiplier { 10000 };
         const double transformed_value { std::round(std::get<double>(value) * multiplier) };
         return Rational { static_cast<unsigned int>(transformed_value), multiplier };
       } };