expose freetype version

lib/canvas.js

@@ -56,6 +56,14 @@ if (canvas.gifVersion) {
   exports.gifVersion = canvas.gifVersion.replace(/[^.\d]/g, '');
 }
 
+/**
+ * freetype version.
+ */
+
+if (canvas.freetypeVersion) {
+  exports.freetypeVersion = canvas.freetypeVersion;
+}
+
 /**
  * Expose constructors.
  */

src/init.cc

@@ -15,6 +15,7 @@
 
 #ifdef HAVE_FREETYPE
 #include "FontFace.h"
+#include FT_FREETYPE_H
 #endif
 
 // Compatibility with Visual Studio versions prior to VS2015
@@ -70,6 +71,12 @@ NAN_MODULE_INIT(init) {
   target->Set(Nan::New<String>("gifVersion").ToLocalChecked(), Nan::New<String>(GIF_LIB_VERSION).ToLocalChecked());
 #endif
 #endif
+
+#ifdef HAVE_FREETYPE
+  char freetype_version[10];
+  snprintf(freetype_version, 10, "%d.%d.%d", FREETYPE_MAJOR, FREETYPE_MINOR, FREETYPE_PATCH);
+  target->Set(Nan::New<String>("freetypeVersion").ToLocalChecked(), Nan::New<String>(freetype_version).ToLocalChecked());
+#endif
 }
 
 NODE_MODULE(canvas,init);