michael@0: 
michael@0: /*
michael@0:  * Copyright 2006 The Android Open Source Project
michael@0:  *
michael@0:  * Use of this source code is governed by a BSD-style license that can be
michael@0:  * found in the LICENSE file.
michael@0:  */
michael@0: 
michael@0: 
michael@0: #ifndef SkDisplayXMLParser_DEFINED
michael@0: #define SkDisplayXMLParser_DEFINED
michael@0: 
michael@0: #include "SkIntArray.h"
michael@0: #include "SkTDict.h"
michael@0: #include "SkDisplayType.h"
michael@0: #include "SkXMLParser.h"
michael@0: 
michael@0: class SkAnimateMaker;
michael@0: class SkDisplayable;
michael@0: 
michael@0: class SkDisplayXMLParserError : public SkXMLParserError {
michael@0: public:
michael@0:     enum ErrorCode {
michael@0:         kApplyScopesItself = kUnknownError + 1,
michael@0:         kDisplayTreeTooDeep,
michael@0:         kElementMissingParent,
michael@0:         kElementTypeNotAllowedInParent,
michael@0:         kErrorAddingDataToPost,
michael@0:         kErrorAddingToMatrix,
michael@0:         kErrorAddingToPaint,
michael@0:         kErrorAddingToPath,
michael@0:         kErrorInAttributeValue,
michael@0:         kErrorInScript,
michael@0:         kExpectedMovie,
michael@0:         kFieldNotInTarget,
michael@0:         kGradientOffsetsDontMatchColors,
michael@0:         kGradientOffsetsMustBeNoMoreThanOne,
michael@0:         kGradientOffsetsMustEndWithOne,
michael@0:         kGradientOffsetsMustIncrease,
michael@0:         kGradientOffsetsMustStartWithZero,
michael@0:         kGradientPointsLengthMustBeFour,
michael@0:         kInInclude,
michael@0:         kInMovie,
michael@0:         kIncludeNameUnknownOrMissing,
michael@0:         kIndexOutOfRange,
michael@0:         kMovieNameUnknownOrMissing,
michael@0:         kNoParentAvailable,
michael@0:         kParentElementCantContain,
michael@0:         kSaveLayerNeedsBounds,
michael@0:         kTargetIDNotFound,
michael@0:         kUnexpectedType
michael@0:     };
michael@0:     virtual ~SkDisplayXMLParserError();
michael@0:     virtual void getErrorString(SkString* str) const;
michael@0:     void setCode(ErrorCode code) { INHERITED::setCode((INHERITED::ErrorCode) code); }
michael@0:     void setInnerError(SkAnimateMaker* maker, const SkString& str);
michael@0:     typedef SkXMLParserError INHERITED;
michael@0:     friend class SkDisplayXMLParser;
michael@0: };
michael@0: 
michael@0: class SkDisplayXMLParser : public SkXMLParser {
michael@0: public:
michael@0:     SkDisplayXMLParser(SkAnimateMaker& maker);
michael@0:     virtual ~SkDisplayXMLParser();
michael@0: protected:
michael@0:     virtual bool onAddAttribute(const char name[], const char value[]);
michael@0:     bool onAddAttributeLen(const char name[], const char value[], size_t len);
michael@0:     virtual bool onEndElement(const char elem[]);
michael@0:     virtual bool onStartElement(const char elem[]);
michael@0:     bool onStartElementLen(const char elem[], size_t len);
michael@0: private:
michael@0:     struct Parent {
michael@0:         SkDisplayable* fDisplayable;
michael@0:         SkDisplayTypes fType;
michael@0:     };
michael@0:     SkTDArray<Parent> fParents;
michael@0:     SkDisplayXMLParser& operator= (const SkDisplayXMLParser& );
michael@0:     SkDisplayXMLParserError* getError() { return (SkDisplayXMLParserError*) fError; }
michael@0:     const SkMemberInfo* searchContainer(const SkMemberInfo* ,
michael@0:         int infoCount);
michael@0:     SkAnimateMaker& fMaker;
michael@0:     SkBool fInInclude;
michael@0:     SkBool fInSkia;
michael@0:     // local state between onStartElement and onAddAttribute
michael@0:     SkDisplayable*  fCurrDisplayable;
michael@0:     SkDisplayTypes  fCurrType;
michael@0:     friend class SkXMLAnimatorWriter;
michael@0:     typedef SkXMLParser INHERITED;
michael@0: };
michael@0: 
michael@0: #endif // SkDisplayXMLParser_DEFINED