grab from latest android

git-svn-id: http://skia.googlecode.com/svn/trunk@27 2bbb7eff-a529-9590-31e7-b0007b416f81

1 files changed, 47 insertions, 0 deletions

diff --git a/src/animator/SkOperand2.h b/src/animator/SkOperand2.h
new file mode 100644
index 0000000000..f482e669b9
--- /dev/null
+++ b/src/animator/SkOperand2.h
@@ -0,0 +1,47 @@
+#ifndef SkOperand2_DEFINED
+#define SkOperand2_DEFINED
+
+#include "SkScalar.h"
+
+class SkOpArray;
+class SkString;
+
+union SkOperand2 {
+	enum OpType {
+		kNoType,
+		kS32 = 1,
+		kScalar = 2,
+		kString = 4,
+		kArray = 8,
+		kObject = 16
+	};
+	SkOpArray* fArray;
+	void* fObject;
+	size_t fReference;
+	int32_t fS32;
+	SkScalar fScalar;
+	SkString* fString;
+};
+
+struct SkScriptValue2 {
+	enum IsConstant {
+		kConstant,
+		kVariable
+	};
+	enum IsWritten {
+		kUnwritten,
+		kWritten
+	};
+	SkOperand2 fOperand;
+	SkOperand2::OpType fType : 8;
+	IsConstant fIsConstant : 8;
+	IsWritten fIsWritten : 8;
+	SkOpArray* getArray() { SkASSERT(fType == SkOperand2::kArray); return fOperand.fArray; }
+	void* getObject() { SkASSERT(fType == SkOperand2::kObject); return fOperand.fObject; }
+	int32_t getS32() { SkASSERT(fType == SkOperand2::kS32); return fOperand.fS32; }
+	SkScalar getScalar() { SkASSERT(fType == SkOperand2::kScalar); return fOperand.fScalar; }
+	SkString* getString() { SkASSERT(fType == SkOperand2::kString); return fOperand.fString; }
+        bool isConstant() const { return fIsConstant == kConstant; }
+};
+
+#endif // SkOperand2_DEFINED