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1 /* libs/graphics/animator/SkDisplayXMLParser.h | |
2 ** | |
3 ** Copyright 2006, The Android Open Source Project | |
4 ** | |
5 ** Licensed under the Apache License, Version 2.0 (the "License"); | |
6 ** you may not use this file except in compliance with the License. | |
7 ** You may obtain a copy of the License at | |
8 ** | |
9 ** http://www.apache.org/licenses/LICENSE-2.0 | |
10 ** | |
11 ** Unless required by applicable law or agreed to in writing, software | |
12 ** distributed under the License is distributed on an "AS IS" BASIS, | |
13 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
14 ** See the License for the specific language governing permissions and | |
15 ** limitations under the License. | |
16 */ | |
17 | |
18 #ifndef SkDisplayXMLParser_DEFINED | |
19 #define SkDisplayXMLParser_DEFINED | |
20 | |
21 #include "SkIntArray.h" | |
22 #include "SkTDict.h" | |
23 #include "SkDisplayType.h" | |
24 #include "SkXMLParser.h" | |
25 | |
26 class SkAnimateMaker; | |
27 class SkDisplayable; | |
28 | |
29 class SkDisplayXMLParserError : public SkXMLParserError { | |
30 public: | |
31 enum ErrorCode { | |
32 kApplyScopesItself = kUnknownError + 1, | |
33 kDisplayTreeTooDeep, | |
34 kElementMissingParent, | |
35 kElementTypeNotAllowedInParent, | |
36 kErrorAddingDataToPost, | |
37 kErrorAddingToMatrix, | |
38 kErrorAddingToPaint, | |
39 kErrorAddingToPath, | |
40 kErrorInAttributeValue, | |
41 kErrorInScript, | |
42 kExpectedMovie, | |
43 kFieldNotInTarget, | |
44 kGradientOffsetsDontMatchColors, | |
45 kGradientOffsetsMustBeNoMoreThanOne, | |
46 kGradientOffsetsMustEndWithOne, | |
47 kGradientOffsetsMustIncrease, | |
48 kGradientOffsetsMustStartWithZero, | |
49 kGradientPointsLengthMustBeFour, | |
50 kInInclude, | |
51 kInMovie, | |
52 kIncludeNameUnknownOrMissing, | |
53 kIndexOutOfRange, | |
54 kMovieNameUnknownOrMissing, | |
55 kNoParentAvailable, | |
56 kParentElementCantContain, | |
57 kSaveLayerNeedsBounds, | |
58 kTargetIDNotFound, | |
59 kUnexpectedType | |
60 }; | |
61 virtual ~SkDisplayXMLParserError(); | |
62 virtual void getErrorString(SkString* str) const; | |
63 void setCode(ErrorCode code) { INHERITED::setCode((INHERITED::ErrorCode) cod
e); } | |
64 void setInnerError(SkAnimateMaker* maker, const SkString& str); | |
65 typedef SkXMLParserError INHERITED; | |
66 friend class SkDisplayXMLParser; | |
67 }; | |
68 | |
69 class SkDisplayXMLParser : public SkXMLParser { | |
70 public: | |
71 SkDisplayXMLParser(SkAnimateMaker& maker); | |
72 virtual ~SkDisplayXMLParser(); | |
73 protected: | |
74 virtual bool onAddAttribute(const char name[], const char value[]); | |
75 bool onAddAttributeLen(const char name[], const char value[], size_t len); | |
76 virtual bool onEndElement(const char elem[]); | |
77 virtual bool onStartElement(const char elem[]); | |
78 bool onStartElementLen(const char elem[], size_t len); | |
79 private: | |
80 struct Parent { | |
81 SkDisplayable* fDisplayable; | |
82 SkDisplayTypes fType; | |
83 }; | |
84 SkTDArray<Parent> fParents; | |
85 SkDisplayXMLParser& operator= (const SkDisplayXMLParser& ); | |
86 SkDisplayXMLParserError* getError() { return (SkDisplayXMLParserError*) fErr
or; } | |
87 const SkMemberInfo* searchContainer(const SkMemberInfo* , | |
88 int infoCount); | |
89 SkAnimateMaker& fMaker; | |
90 SkBool fInInclude; | |
91 SkBool fInSkia; | |
92 // local state between onStartElement and onAddAttribute | |
93 SkDisplayable* fCurrDisplayable; | |
94 SkDisplayTypes fCurrType; | |
95 friend class SkXMLAnimatorWriter; | |
96 typedef SkXMLParser INHERITED; | |
97 }; | |
98 | |
99 #endif // SkDisplayXMLParser_DEFINED | |
100 | |
101 | |
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