1 files changed, 94 insertions, 0 deletions
diff --git a/src/xml/SkXMLWriter.h b/src/xml/SkXMLWriter.h
new file mode 100644
index 0000000000..b1d513c508
--- /dev/null
+++ b/src/xml/SkXMLWriter.h
@@ -0,0 +1,94 @@
+/*
+ * Copyright 2006 The Android Open Source Project
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#ifndef SkXMLWriter_DEFINED
+#define SkXMLWriter_DEFINED
+
+#include "../private/SkTDArray.h"
+#include "SkString.h"
+#include "SkDOM.h"
+
+class SkWStream;
+class SkXMLParser;
+
+class SkXMLWriter {
+public:
+            SkXMLWriter(bool doEscapeMarkup = true);
+    virtual ~SkXMLWriter();
+
+    void    addS32Attribute(const char name[], int32_t value);
+    void    addAttribute(const char name[], const char value[]);
+    void    addAttributeLen(const char name[], const char value[], size_t length);
+    void    addHexAttribute(const char name[], uint32_t value, int minDigits = 0);
+    void    addScalarAttribute(const char name[], SkScalar value);
+    void    addText(const char text[], size_t length);
+    void    endElement() { this->onEndElement(); }
+    void    startElement(const char elem[]);
+    void    startElementLen(const char elem[], size_t length);
+    void    writeDOM(const SkDOM&, const SkDOM::Node*, bool skipRoot);
+    void    flush();
+    virtual void writeHeader();
+
+protected:
+    virtual void onStartElementLen(const char elem[], size_t length) = 0;
+    virtual void onAddAttributeLen(const char name[], const char value[], size_t length) = 0;
+    virtual void onAddText(const char text[], size_t length) = 0;
+    virtual void onEndElement() = 0;
+
+    struct Elem {
+        Elem(const char name[], size_t len)
+            : fName(name, len)
+            , fHasChildren(false)
+            , fHasText(false) {}
+
+        SkString    fName;
+        bool        fHasChildren;
+        bool        fHasText;
+    };
+    void doEnd(Elem* elem);
+    bool doStart(const char name[], size_t length);
+    Elem* getEnd();
+    const char* getHeader();
+    SkTDArray<Elem*> fElems;
+
+private:
+    bool fDoEscapeMarkup;
+    // illegal
+    SkXMLWriter& operator=(const SkXMLWriter&);
+};
+
+class SkXMLStreamWriter : public SkXMLWriter {
+public:
+    SkXMLStreamWriter(SkWStream*);
+    virtual ~SkXMLStreamWriter();
+    void writeHeader() override;
+
+protected:
+    void onStartElementLen(const char elem[], size_t length) override;
+    void onEndElement() override;
+    void onAddAttributeLen(const char name[], const char value[], size_t length) override;
+    void onAddText(const char text[], size_t length) override;
+
+private:
+    SkWStream&      fStream;
+};
+
+class SkXMLParserWriter : public SkXMLWriter {
+public:
+    SkXMLParserWriter(SkXMLParser*);
+    virtual ~SkXMLParserWriter();
+protected:
+    void onStartElementLen(const char elem[], size_t length) override;
+    void onEndElement() override;
+    void onAddAttributeLen(const char name[], const char value[], size_t length) override;
+    void onAddText(const char text[], size_t length) override;
+private:
+    SkXMLParser&        fParser;
+};
+
+
+#endif