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1 |
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2 /* |
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3 * Copyright 2006 The Android Open Source Project |
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4 * |
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5 * Use of this source code is governed by a BSD-style license that can be |
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6 * found in the LICENSE file. |
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7 */ |
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8 |
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9 |
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10 #ifndef SkAnimatorScript_DEFINED |
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11 #define SkAnimatorScript_DEFINED |
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12 |
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13 #include "SkDisplayable.h" |
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14 #include "SkScript.h" |
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15 #include "SkTypedArray.h" |
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16 |
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17 class SkAnimateMaker; |
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18 struct SkMemberInfo; |
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19 |
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20 struct SkDisplayEnumMap { |
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21 SkDisplayTypes fType; |
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22 const char* fValues; |
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23 }; |
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24 |
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25 class SkAnimatorScript : public SkScriptEngine { |
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26 public: |
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27 SkAnimatorScript(SkAnimateMaker& , SkDisplayable* , SkDisplayTypes type); |
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28 ~SkAnimatorScript(); |
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29 bool evaluate(const char* script, SkScriptValue* , SkDisplayTypes type); |
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30 void track(SkDisplayable* displayable) { |
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31 SkASSERT(fTrackDisplayable.find(displayable) < 0); |
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32 *fTrackDisplayable.append() = displayable; } |
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33 static bool EvaluateDisplayable(SkAnimateMaker& , SkDisplayable* , const char* script, SkDisplayable** ); |
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34 static bool EvaluateFloat(SkAnimateMaker& , SkDisplayable* , const char* script, SkScalar* ); |
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35 static bool EvaluateInt(SkAnimateMaker& , SkDisplayable* , const char* script, int32_t* ); |
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36 static bool EvaluateString(SkAnimateMaker& , SkDisplayable* , const char* script, SkString* ); |
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37 static bool EvaluateString(SkAnimateMaker& , SkDisplayable* , SkDisplayable* parent, const char* script, SkString* ); |
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38 static bool MapEnums(const char* ptr, const char* match, size_t len, int* value); |
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39 protected: |
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40 static bool Box(void* user, SkScriptValue* ); |
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41 static bool Eval(const char* function, size_t len, SkTDArray<SkScriptValue>& params, |
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42 void* callBack, SkScriptValue* ); |
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43 static bool EvalEnum(const char* token, size_t len, void* callBack, SkScriptValue* ); |
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44 static bool EvalID(const char* token, size_t len, void* callBack, SkScriptValue* ); |
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45 static bool EvalMember(const char* member, size_t len, void* object, void* eng, |
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46 SkScriptValue* value); |
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47 static bool EvalMemberCommon(SkScriptEngine* , const SkMemberInfo* info, |
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48 SkDisplayable* displayable, SkScriptValue* value); |
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49 static bool EvalMemberFunction(const char* member, size_t len, void* object, |
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50 SkTDArray<SkScriptValue>& params, void* user, SkScriptValue* value); |
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51 static bool EvalNamedColor(const char* token, size_t len, void* callBack, SkScriptValue* ); |
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52 static bool EvalRGB(const char* function, size_t len, SkTDArray<SkScriptValue>& params, |
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53 void* callBack, SkScriptValue* ); |
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54 static const SkDisplayEnumMap& GetEnumValues(SkDisplayTypes type); |
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55 static bool Infinity(const char* token, size_t len, void* callBack, SkScriptValue* ); |
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56 static bool IsFinite(const char* function, size_t len, SkTDArray<SkScriptValue>& params, |
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57 void* callBack, SkScriptValue* ); |
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58 static bool IsNaN(const char* function, size_t len, SkTDArray<SkScriptValue>& params, |
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59 void* callBack, SkScriptValue* ); |
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60 static bool NaN(const char* token, size_t len, void* callBack, SkScriptValue* ); |
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61 static bool Unbox(void* , SkScriptValue* scriptValue); |
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62 SkTDDisplayableArray fTrackDisplayable; |
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63 SkAnimateMaker& fMaker; |
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64 SkDisplayable* fParent; |
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65 SkDisplayable* fWorking; |
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66 private: |
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67 friend class SkDump; |
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68 friend struct SkScriptNAnswer; |
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69 #ifdef SK_SUPPORT_UNITTEST |
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70 public: |
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71 static void UnitTest(); |
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72 #endif |
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73 }; |
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74 |
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75 #endif // SkAnimatorScript_DEFINED |