1
2/*
3 * Copyright 2006 The Android Open Source Project
4 *
5 * Use of this source code is governed by a BSD-style license that can be
6 * found in the LICENSE file.
7 */
8
9
10#ifndef SkSVGParser_DEFINED
11#define SkSVGParser_DEFINED
12
13#include "SkMatrix.h"
14#include "SkTDict.h"
15#include "SkTDStack.h"
16#include "SkSVGPaintState.h"
17#include "SkSVGTypes.h"
18#include "SkStream.h"
19#include "SkString.h"
20#include "SkXMLParser.h"
21#include "SkXMLWriter.h"
22
23class SkSVGBase;
24class SkSVGElement;
25
26class SkSVGParser : public SkXMLParser {
27public:
28    SkSVGParser(SkXMLParserError* err = NULL);
29    virtual ~SkSVGParser();
30    void _addAttribute(const char* attrName, const char* attrValue) {
31        fXMLWriter.addAttribute(attrName, attrValue); }
32    void _addAttribute(const char* attrName, SkString& attrValue) {
33        fXMLWriter.addAttribute(attrName, attrValue.c_str()); }
34    void _addAttributeLen(const char* attrName, const char* attrValue, size_t len) {
35        fXMLWriter.addAttributeLen(attrName, attrValue, len); }
36    void _endElement() { fXMLWriter.endElement(); }
37    int findAttribute(SkSVGBase* , const char* attrValue, size_t len, bool isPaint);
38//    const char* getFinal();
39    SkTDict<SkSVGElement*>& getIDs() { return fIDs; }
40    SkString& getPaintLast(SkSVGPaint::Field field);
41    void _startElement(const char name[]) { fXMLWriter.startElement(name); }
42    void translate(SkSVGElement*, bool isDef);
43    void translateMatrix(SkString& , SkString* id);
44    static void ConvertToArray(SkString& vals);
45protected:
46    virtual bool onAddAttribute(const char name[], const char value[]);
47    bool onAddAttributeLen(const char name[], const char value[], size_t len);
48    virtual bool onEndElement(const char elem[]);
49    virtual bool onStartElement(const char elem[]);
50    bool onStartElementLen(const char elem[], size_t len);
51    virtual bool onText(const char text[], int len);
52private:
53    bool isStrokeAndFill(SkSVGPaint** stroke, SkSVGPaint** fill);
54    static SkSVGElement* CreateElement(SkSVGTypes type, SkSVGElement* parent);
55    static void Delete(SkTDArray<SkSVGElement*>& fChildren);
56    static SkSVGTypes GetType(const char name[], size_t len);
57    SkSVGPaint* fHead;
58    SkSVGPaint fEmptyPaint;
59    SkSVGPaint fLastFlush;
60    SkString fLastColor;
61    SkMatrix fLastTransform;
62    SkTDArray<SkSVGElement*> fChildren;
63    SkTDict<SkSVGElement*> fIDs;
64    SkTDArray<SkSVGElement*> fParents;
65    SkDynamicMemoryWStream fStream;
66    SkXMLStreamWriter fXMLWriter;
67    SkSVGElement*   fCurrElement;
68    SkBool8 fInSVG;
69    SkBool8 fSuppressPaint;
70    friend class SkSVGPaint;
71    friend class SkSVGGradient;
72};
73
74#endif // SkSVGParser_DEFINED
75