1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/skia/trunk/src/animator/SkScriptCallBack.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,67 @@
1.4 +
1.5 +/*
1.6 + * Copyright 2011 Google Inc.
1.7 + *
1.8 + * Use of this source code is governed by a BSD-style license that can be
1.9 + * found in the LICENSE file.
1.10 + */
1.11 +#ifndef SkScriptCallBack_DEFINED
1.12 +#define SkScriptCallBack_DEFINED
1.13 +
1.14 +#include "SkOperand2.h"
1.15 +#include "SkTDArray_Experimental.h"
1.16 +
1.17 +class SkScriptCallBack {
1.18 +public:
1.19 + virtual ~SkScriptCallBack() { }
1.20 +
1.21 + enum Type {
1.22 + kBox,
1.23 + kFunction,
1.24 + kMember,
1.25 + kMemberFunction,
1.26 + kProperty,
1.27 + kUnbox
1.28 + };
1.29 +
1.30 + virtual bool getReference(const char* , size_t len, SkScriptValue2* result) { return false; }
1.31 + virtual SkOperand2::OpType getReturnType(size_t ref, SkOperand2*) {
1.32 + return SkOperand2::kS32; }
1.33 + virtual Type getType() const = 0;
1.34 +};
1.35 +
1.36 +class SkScriptCallBackConvert : public SkScriptCallBack {
1.37 +public:
1.38 + virtual bool convert(SkOperand2::OpType type, SkOperand2* operand) = 0;
1.39 +};
1.40 +
1.41 +class SkScriptCallBackFunction : public SkScriptCallBack {
1.42 +public:
1.43 + virtual void getParamTypes(SkIntArray(SkOperand2::OpType)* types) = 0;
1.44 + virtual Type getType() const { return kFunction; }
1.45 + virtual bool invoke(size_t ref, SkOpArray* params, SkOperand2* value) = 0;
1.46 +};
1.47 +
1.48 +class SkScriptCallBackMember: public SkScriptCallBack {
1.49 +public:
1.50 + bool getMemberReference(const char* , size_t len, void* object, SkScriptValue2* ref);
1.51 + virtual Type getType() const { return kMember; }
1.52 + virtual bool invoke(size_t ref, void* object, SkOperand2* value) = 0;
1.53 +};
1.54 +
1.55 +class SkScriptCallBackMemberFunction : public SkScriptCallBack {
1.56 +public:
1.57 + bool getMemberReference(const char* , size_t len, void* object, SkScriptValue2* ref);
1.58 + virtual void getParamTypes(SkIntArray(SkOperand2::OpType)* types) = 0;
1.59 + virtual Type getType() const { return kMemberFunction; }
1.60 + virtual bool invoke(size_t ref, void* object, SkOpArray* params, SkOperand2* value) = 0;
1.61 +};
1.62 +
1.63 +class SkScriptCallBackProperty : public SkScriptCallBack {
1.64 +public:
1.65 + virtual bool getConstValue(const char* name, size_t len, SkOperand2* value) { return false; }
1.66 + virtual bool getResult(size_t ref, SkOperand2* answer) { return false; }
1.67 + virtual Type getType() const { return kProperty; }
1.68 +};
1.69 +
1.70 +#endif // SkScriptCallBack_DEFINED
