1 files changed, 64 insertions, 0 deletions
diff --git a/modules/skottie/src/SkottieValue.h b/modules/skottie/src/SkottieValue.h
new file mode 100644
index 0000000000..cfdbd7aba7
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+++ b/modules/skottie/src/SkottieValue.h
@@ -0,0 +1,64 @@
+/*
+ * Copyright 2017 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#ifndef SkottieValue_DEFINED
+#define SkottieValue_DEFINED
+
+#include "SkPath.h"
+#include "SkScalar.h"
+
+#include <vector>
+
+namespace  skottie {
+
+template <typename T>
+struct ValueTraits {
+    static size_t Cardinality(const T&);
+
+    template <typename U>
+    static U As(const T&);
+
+    static T Lerp(const T&, const T&, float);
+};
+
+using ScalarValue = SkScalar;
+using VectorValue = std::vector<ScalarValue>;
+
+struct BezierVertex {
+    SkPoint fInPoint,  // "in" control point, relative to the vertex
+            fOutPoint, // "out" control point, relative to the vertex
+            fVertex;
+
+    bool operator==(const BezierVertex& other) const {
+        return fInPoint  == other.fInPoint
+            && fOutPoint == other.fOutPoint
+            && fVertex   == other.fVertex;
+    }
+
+    bool operator!=(const BezierVertex& other) const { return !(*this == other); }
+};
+
+struct ShapeValue {
+    std::vector<BezierVertex> fVertices;
+    bool                      fClosed   : 1,
+                              fVolatile : 1;
+
+    ShapeValue() : fClosed(false), fVolatile(false) {}
+    ShapeValue(const ShapeValue&)            = default;
+    ShapeValue(ShapeValue&&)                 = default;
+    ShapeValue& operator=(const ShapeValue&) = default;
+
+    bool operator==(const ShapeValue& other) const {
+        return fVertices == other.fVertices && fClosed == other.fClosed;
+    }
+
+    bool operator!=(const ShapeValue& other) const { return !(*this == other); }
+};
+
+} // namespace skottie
+
+#endif // SkottieValue_DEFINED