improved the objective-c and swift api

yoga/YGEnums.h

@@ -14,28 +14,54 @@
 YG_EXTERN_C_BEGIN
 
 #define YGFlexDirectionCount 4
+#ifndef NS_ENUM
 typedef enum YGFlexDirection {
   YGFlexDirectionColumn,
   YGFlexDirectionColumnReverse,
   YGFlexDirectionRow,
   YGFlexDirectionRowReverse,
 } YGFlexDirection;
+#else
+typedef NS_ENUM(NSInteger, YGFlexDirection) {
+  YGFlexDirectionColumn,
+  YGFlexDirectionColumnReverse,
+  YGFlexDirectionRow,
+  YGFlexDirectionRowReverse,
+};
+#endif
 
 #define YGMeasureModeCount 3
+#ifndef NS_ENUM
 typedef enum YGMeasureMode {
   YGMeasureModeUndefined,
   YGMeasureModeExactly,
   YGMeasureModeAtMost,
 } YGMeasureMode;
+#else
+typedef NS_ENUM(NSInteger, YGMeasureMode) {
+  YGMeasureModeUndefined,
+  YGMeasureModeExactly,
+  YGMeasureModeAtMost,
+};
+#endif
 
 #define YGPrintOptionsCount 3
+#ifndef NS_ENUM
 typedef enum YGPrintOptions {
   YGPrintOptionsLayout = 1,
   YGPrintOptionsStyle = 2,
   YGPrintOptionsChildren = 4,
 } YGPrintOptions;
+#else
+typedef NS_ENUM(NSInteger, YGPrintOptions) {
+  YGPrintOptionsLayout = 1,
+  YGPrintOptionsStyle = 2,
+  YGPrintOptionsChildren = 4,
+};
+#endif
 
 #define YGEdgeCount 9
+#ifndef NS_ENUM
 typedef enum YGEdge {
   YGEdgeLeft,
   YGEdgeTop,
@@ -47,20 +73,48 @@ typedef enum YGEdge {
   YGEdgeVertical,
   YGEdgeAll,
 } YGEdge;
+#else
+typedef NS_ENUM(NSInteger, YGEdge) {
+  YGEdgeLeft,
+  YGEdgeTop,
+  YGEdgeRight,
+  YGEdgeBottom,
+  YGEdgeStart,
+  YGEdgeEnd,
+  YGEdgeHorizontal,
+  YGEdgeVertical,
+  YGEdgeAll,
+};
+#endif
 
 #define YGPositionTypeCount 2
+#ifndef NS_ENUM
 typedef enum YGPositionType {
   YGPositionTypeRelative,
   YGPositionTypeAbsolute,
 } YGPositionType;
+#else
+typedef NS_ENUM(NSInteger, YGPositionType) {
+  YGPositionTypeRelative,
+  YGPositionTypeAbsolute,
+};
+#endif
 
 #define YGDimensionCount 2
+#ifndef NS_ENUM
 typedef enum YGDimension {
   YGDimensionWidth,
   YGDimensionHeight,
 } YGDimension;
+#else
+typedef NS_ENUM(NSInteger, YGDimension) {
+  YGDimensionWidth,
+  YGDimensionHeight,
+};
+#endif
 
 #define YGJustifyCount 5
+#ifndef NS_ENUM
 typedef enum YGJustify {
   YGJustifyFlexStart,
   YGJustifyCenter,
@@ -68,15 +122,33 @@ typedef enum YGJustify {
   YGJustifySpaceBetween,
   YGJustifySpaceAround,
 } YGJustify;
+#else
+typedef NS_ENUM(NSInteger, YGJustify) {
+  YGJustifyFlexStart,
+  YGJustifyCenter,
+  YGJustifyFlexEnd,
+  YGJustifySpaceBetween,
+  YGJustifySpaceAround,
+};
+#endif
 
 #define YGDirectionCount 3
+#ifndef NS_ENUM
 typedef enum YGDirection {
   YGDirectionInherit,
   YGDirectionLTR,
   YGDirectionRTL,
 } YGDirection;
+#else
+typedef NS_ENUM(NSInteger, YGDirection) {
+  YGDirectionInherit,
+  YGDirectionLTR,
+  YGDirectionRTL,
+};
+#endif
 
 #define YGLogLevelCount 5
+#ifndef NS_ENUM
 typedef enum YGLogLevel {
   YGLogLevelError,
   YGLogLevelWarn,
@@ -84,27 +156,59 @@ typedef enum YGLogLevel {
   YGLogLevelDebug,
   YGLogLevelVerbose,
 } YGLogLevel;
+#else
+typedef NS_ENUM(NSInteger, YGLogLevel) {
+  YGLogLevelError,
+  YGLogLevelWarn,
+  YGLogLevelInfo,
+  YGLogLevelDebug,
+  YGLogLevelVerbose,
+};
+#endif
 
 #define YGWrapCount 2
+#ifndef NS_ENUM
 typedef enum YGWrap {
   YGWrapNoWrap,
   YGWrapWrap,
 } YGWrap;
+#else
+typedef NS_ENUM(NSInteger, YGWrap) {
+  YGWrapNoWrap,
+  YGWrapWrap,
+};
+#endif
 
 #define YGOverflowCount 3
+#ifndef NS_ENUM
 typedef enum YGOverflow {
   YGOverflowVisible,
   YGOverflowHidden,
   YGOverflowScroll,
 } YGOverflow;
+#else
+typedef NS_ENUM(NSInteger, YGOverflow) {
+  YGOverflowVisible,
+  YGOverflowHidden,
+  YGOverflowScroll,
+};
+#endif
 
 #define YGExperimentalFeatureCount 2
+#ifndef NS_ENUM
 typedef enum YGExperimentalFeature {
   YGExperimentalFeatureRounding,
   YGExperimentalFeatureWebFlexBasis,
 } YGExperimentalFeature;
+#else
+typedef NS_ENUM(NSInteger, YGExperimentalFeature) {
+  YGExperimentalFeatureRounding,
+  YGExperimentalFeatureWebFlexBasis,
+};
+#endif
 
 #define YGAlignCount 5
+#ifndef NS_ENUM
 typedef enum YGAlign {
   YGAlignAuto,
   YGAlignFlexStart,
@@ -112,12 +216,29 @@ typedef enum YGAlign {
   YGAlignFlexEnd,
   YGAlignStretch,
 } YGAlign;
+#else
+typedef NS_ENUM(NSInteger, YGAlign) {
+  YGAlignAuto,
+  YGAlignFlexStart,
+  YGAlignCenter,
+  YGAlignFlexEnd,
+  YGAlignStretch,
+};
+#endif
 
 #define YGUnitCount 3
+#ifndef NS_ENUM
 typedef enum YGUnit {
   YGUnitUndefined,
   YGUnitPixel,
   YGUnitPercent,
 } YGUnit;
+#else
+typedef NS_ENUM(NSInteger, YGUnit) {
+  YGUnitUndefined,
+  YGUnitPixel,
+  YGUnitPercent,
+};
+#endif
 
 YG_EXTERN_C_END