Fix Windows string encoding

@@ -2,6 +2,10 @@
 
 ## 5.6.2
 
+- Fix Windows string encoding
+
+## 5.6.2
+
 - Update Linux and Windows pdfium libraries to 4706
 - Remove extra scroll bars on desktop [Jonathan Salmon]
 

@@ -6,7 +6,7 @@ description: >
 homepage: https://github.com/DavBfr/dart_pdf/tree/master/printing
 repository: https://github.com/DavBfr/dart_pdf
 issue_tracker: https://github.com/DavBfr/dart_pdf/issues
-version: 5.6.2
+version: 5.6.3
 
 environment:
   sdk: ">=2.12.0 <3.0.0"

@@ -56,7 +56,7 @@ std::string toUtf8(TCHAR* tstr) {
 }
 
 std::wstring fromUtf8(std::string str) {
-  auto len = MultiByteToWideChar(CP_ACP, 0, str.c_str(),
+  auto len = MultiByteToWideChar(CP_UTF8, 0, str.c_str(),
                                  static_cast<int>(str.length()), nullptr, 0);
   if (len <= 0) {
     return false;
@@ -64,7 +64,7 @@ std::wstring fromUtf8(std::string str) {
 
   auto wstr = std::wstring{};
   wstr.resize(len);
-  MultiByteToWideChar(CP_ACP, 0, str.c_str(), static_cast<int>(str.length()),
+  MultiByteToWideChar(CP_UTF8, 0, str.c_str(), static_cast<int>(str.length()),
                       &wstr[0], len);
 
   return wstr;