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/*
* Copyright 2011 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#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
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