skia2/include/svg/SkSVGParser.h

82 lines
3.0 KiB
C
Raw Normal View History

/*
* Copyright (C) 2006 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef SkSVGParser_DEFINED
#define SkSVGParser_DEFINED
#include "SkMatrix.h"
#include "SkTDict.h"
#include "SkTDStack.h"
#include "SkSVGPaintState.h"
#include "SkSVGTypes.h"
#include "SkStream.h"
#include "SkString.h"
#include "SkXMLParser.h"
#include "SkXMLWriter.h"
class SkSVGBase;
class SkSVGElement;
class SkSVGParser : public SkXMLParser {
public:
SkSVGParser(SkXMLParserError* err = NULL);
virtual ~SkSVGParser();
void _addAttribute(const char* attrName, const char* attrValue) {
fXMLWriter.addAttribute(attrName, attrValue); }
void _addAttribute(const char* attrName, SkString& attrValue) {
fXMLWriter.addAttribute(attrName, attrValue.c_str()); }
void _addAttributeLen(const char* attrName, const char* attrValue, size_t len) {
fXMLWriter.addAttributeLen(attrName, attrValue, len); }
void _endElement() { fXMLWriter.endElement(); }
int findAttribute(SkSVGBase* , const char* attrValue, size_t len, bool isPaint);
const char* getFinal();
SkTDict<SkSVGElement*>& getIDs() { return fIDs; }
SkString& getPaintLast(SkSVGPaint::Field field);
void _startElement(const char name[]) { fXMLWriter.startElement(name); }
void translate(SkSVGElement*, bool isDef);
void translateMatrix(SkString& , SkString* id);
static void ConvertToArray(SkString& vals);
protected:
virtual bool onAddAttribute(const char name[], const char value[]);
bool onAddAttributeLen(const char name[], const char value[], size_t len);
virtual bool onEndElement(const char elem[]);
virtual bool onStartElement(const char elem[]);
bool onStartElementLen(const char elem[], size_t len);
virtual bool onText(const char text[], int len);
private:
bool isStrokeAndFill(SkSVGPaint** stroke, SkSVGPaint** fill);
static SkSVGElement* CreateElement(SkSVGTypes type, SkSVGElement* parent);
static void Delete(SkTDArray<SkSVGElement*>& fChildren);
static SkSVGTypes GetType(const char name[], size_t len);
SkSVGPaint* fHead;
SkSVGPaint fEmptyPaint;
SkSVGPaint fLastFlush;
SkString fLastColor;
SkMatrix fLastTransform;
SkTDArray<SkSVGElement*> fChildren;
SkTDict<SkSVGElement*> fIDs;
SkTDArray<SkSVGElement*> fParents;
SkDynamicMemoryWStream fStream;
SkXMLStreamWriter fXMLWriter;
SkSVGElement* fCurrElement;
SkBool8 fInSVG;
SkBool8 fSuppressPaint;
friend class SkSVGPaint;
friend class SkSVGGradient;
};
#endif // SkSVGParser_DEFINED