split project with app & doric module

doric-Qt/example/doric/yoga/YGValue.h

@@ -0,0 +1,95 @@
+/*
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+#pragma once
+
+#include <math.h>
+#include "YGEnums.h"
+#include "YGMacros.h"
+
+#if defined(_MSC_VER) && defined(__clang__)
+#define COMPILING_WITH_CLANG_ON_WINDOWS
+#endif
+#if defined(COMPILING_WITH_CLANG_ON_WINDOWS)
+#include <limits>
+constexpr float YGUndefined = std::numeric_limits<float>::quiet_NaN();
+#else
+YG_EXTERN_C_BEGIN
+
+// Not defined in MSVC++
+#ifndef NAN
+static const uint32_t __nan = 0x7fc00000;
+#define NAN (*(const float*) __nan)
+#endif
+
+#define YGUndefined NAN
+#endif
+
+typedef struct YGValue {
+  float value;
+  YGUnit unit;
+} YGValue;
+
+YOGA_EXPORT extern const YGValue YGValueAuto;
+YOGA_EXPORT extern const YGValue YGValueUndefined;
+YOGA_EXPORT extern const YGValue YGValueZero;
+
+#if !defined(COMPILING_WITH_CLANG_ON_WINDOWS)
+YG_EXTERN_C_END
+#endif
+#undef COMPILING_WITH_CLANG_ON_WINDOWS
+
+#ifdef __cplusplus
+
+inline bool operator==(const YGValue& lhs, const YGValue& rhs) {
+  if (lhs.unit != rhs.unit) {
+    return false;
+  }
+
+  switch (lhs.unit) {
+    case YGUnitUndefined:
+    case YGUnitAuto:
+      return true;
+    case YGUnitPoint:
+    case YGUnitPercent:
+      return lhs.value == rhs.value;
+  }
+
+  return false;
+}
+
+inline bool operator!=(const YGValue& lhs, const YGValue& rhs) {
+  return !(lhs == rhs);
+}
+
+inline YGValue operator-(const YGValue& value) {
+  return {-value.value, value.unit};
+}
+
+namespace facebook {
+namespace yoga {
+namespace literals {
+
+inline YGValue operator"" _pt(long double value) {
+  return YGValue{static_cast<float>(value), YGUnitPoint};
+}
+inline YGValue operator"" _pt(unsigned long long value) {
+  return operator"" _pt(static_cast<long double>(value));
+}
+
+inline YGValue operator"" _percent(long double value) {
+  return YGValue{static_cast<float>(value), YGUnitPercent};
+}
+inline YGValue operator"" _percent(unsigned long long value) {
+  return operator"" _percent(static_cast<long double>(value));
+}
+
+} // namespace literals
+} // namespace yoga
+} // namespace facebook
+
+#endif