Extract canvas plane data, brush preset list, and WinMain bridge

src/main.cpp

@@ -152,19 +152,5 @@ int main(int argc, char** argv)
 
 int WINAPI WinMain(HINSTANCE, HINSTANCE, LPSTR, int)
 {
-    int argc = 0;
-
-    // convert args from char to wchar
-    auto wargs = CommandLineToArgvW(GetCommandLine(), &argc);
-    auto argv = new char*[argc + 1];
-    for (int i = 0; i < argc; i++)
-    {
-        auto len = wcslen(wargs[i]) + 1;
-        argv[i] = new char[len];
-        wcstombs_s(nullptr, argv[i], len, wargs[i], len);
-    }
-
-    LocalFree(wargs);
-
-    return main(argc, argv);
+    return pp::platform::windows::run_winmain_entry(main);
 }