Port new GlyphContext, FontData, enums, props, Bezier and text rendering

ios/Text/TextPathMidLine.h

@@ -0,0 +1,18 @@
+#import <Foundation/Foundation.h>
+
+#if !defined (TextPathMidLine_)
+#define TextPathMidLine_
+
+NS_ENUM(NSInteger, TextPathMidLine) {
+    TextPathMidLineSharp,
+    TextPathMidLineSmooth,
+    TextPathMidLineDEFAULT = TextPathMidLineSharp,
+};
+
+static NSString* const TextPathMidLineStrings[] = {@"sharp", @"smooth", nil};
+
+NSString* TextPathMidLineToString( enum TextPathMidLine fw );
+
+enum TextPathMidLine TextPathMidLineFromString( NSString* s );
+
+#endif