Move core/fxcrt/include to core/fxcrt

BUG=pdfium:611

Review-Url: https://codereview.chromium.org/2382723003

1 files changed, 173 insertions, 0 deletions

diff --git a/core/fxcrt/fx_xml.h b/core/fxcrt/fx_xml.h
new file mode 100644
index 0000000000..78f162597f
--- /dev/null
+++ b/core/fxcrt/fx_xml.h
@@ -0,0 +1,173 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef CORE_FXCRT_FX_XML_H_
+#define CORE_FXCRT_FX_XML_H_
+
+#include <memory>
+#include <vector>
+
+#include "core/fxcrt/fx_basic.h"
+
+class CXML_AttrItem {
+ public:
+  bool Matches(const CFX_ByteString& space, const CFX_ByteString& name) const;
+
+  CFX_ByteString m_QSpaceName;
+  CFX_ByteString m_AttrName;
+  CFX_WideString m_Value;
+};
+
+class CXML_AttrMap {
+ public:
+  CXML_AttrMap();
+  ~CXML_AttrMap();
+
+  const CFX_WideString* Lookup(const CFX_ByteString& space,
+                               const CFX_ByteString& name) const;
+  int GetSize() const;
+  CXML_AttrItem& GetAt(int index) const;
+
+  void SetAt(const CFX_ByteString& space,
+             const CFX_ByteString& name,
+             const CFX_WideString& value);
+
+  std::unique_ptr<std::vector<CXML_AttrItem>> m_pMap;
+};
+
+class CXML_Content {
+ public:
+  CXML_Content() : m_bCDATA(FALSE), m_Content() {}
+  void Set(FX_BOOL bCDATA, const CFX_WideStringC& content) {
+    m_bCDATA = bCDATA;
+    m_Content = content;
+  }
+
+  FX_BOOL m_bCDATA;
+  CFX_WideString m_Content;
+};
+
+class CXML_Element {
+ public:
+  enum ChildType { Invalid, Element, Content };
+
+  static CXML_Element* Parse(const void* pBuffer,
+                             size_t size,
+                             FX_BOOL bSaveSpaceChars = FALSE,
+                             FX_FILESIZE* pParsedSize = nullptr);
+  static CXML_Element* Parse(IFX_FileRead* pFile,
+                             FX_BOOL bSaveSpaceChars = FALSE,
+                             FX_FILESIZE* pParsedSize = nullptr);
+  static CXML_Element* Parse(IFX_BufferRead* pBuffer,
+                             FX_BOOL bSaveSpaceChars = FALSE,
+                             FX_FILESIZE* pParsedSize = nullptr);
+
+  CXML_Element(const CFX_ByteStringC& qSpace, const CFX_ByteStringC& tagName);
+  CXML_Element(const CFX_ByteStringC& qTagName);
+  CXML_Element();
+  ~CXML_Element();
+
+  void Empty();
+  CFX_ByteString GetTagName(FX_BOOL bQualified = FALSE) const;
+  CFX_ByteString GetNamespace(FX_BOOL bQualified = FALSE) const;
+  CFX_ByteString GetNamespaceURI(const CFX_ByteString& qName) const;
+  CXML_Element* GetParent() const { return m_pParent; }
+  uint32_t CountAttrs() const { return m_AttrMap.GetSize(); }
+  void GetAttrByIndex(int index,
+                      CFX_ByteString& space,
+                      CFX_ByteString& name,
+                      CFX_WideString& value) const;
+  FX_BOOL HasAttr(const CFX_ByteStringC& qName) const;
+  FX_BOOL GetAttrValue(const CFX_ByteStringC& name,
+                       CFX_WideString& attribute) const;
+  CFX_WideString GetAttrValue(const CFX_ByteStringC& name) const {
+    CFX_WideString attr;
+    GetAttrValue(name, attr);
+    return attr;
+  }
+
+  FX_BOOL GetAttrValue(const CFX_ByteStringC& space,
+                       const CFX_ByteStringC& name,
+                       CFX_WideString& attribute) const;
+  CFX_WideString GetAttrValue(const CFX_ByteStringC& space,
+                              const CFX_ByteStringC& name) const {
+    CFX_WideString attr;
+    GetAttrValue(space, name, attr);
+    return attr;
+  }
+
+  FX_BOOL GetAttrInteger(const CFX_ByteStringC& name, int& attribute) const;
+  int GetAttrInteger(const CFX_ByteStringC& name) const {
+    int attr = 0;
+    GetAttrInteger(name, attr);
+    return attr;
+  }
+
+  FX_BOOL GetAttrInteger(const CFX_ByteStringC& space,
+                         const CFX_ByteStringC& name,
+                         int& attribute) const;
+  int GetAttrInteger(const CFX_ByteStringC& space,
+                     const CFX_ByteStringC& name) const {
+    int attr = 0;
+    GetAttrInteger(space, name, attr);
+    return attr;
+  }
+
+  FX_BOOL GetAttrFloat(const CFX_ByteStringC& name, FX_FLOAT& attribute) const;
+  FX_FLOAT GetAttrFloat(const CFX_ByteStringC& name) const {
+    FX_FLOAT attr = 0;
+    GetAttrFloat(name, attr);
+    return attr;
+  }
+
+  FX_BOOL GetAttrFloat(const CFX_ByteStringC& space,
+                       const CFX_ByteStringC& name,
+                       FX_FLOAT& attribute) const;
+  FX_FLOAT GetAttrFloat(const CFX_ByteStringC& space,
+                        const CFX_ByteStringC& name) const {
+    FX_FLOAT attr = 0;
+    GetAttrFloat(space, name, attr);
+    return attr;
+  }
+
+  uint32_t CountChildren() const { return m_Children.size(); }
+  ChildType GetChildType(uint32_t index) const;
+  CFX_WideString GetContent(uint32_t index) const;
+  CXML_Element* GetElement(uint32_t index) const;
+  CXML_Element* GetElement(const CFX_ByteStringC& space,
+                           const CFX_ByteStringC& tag) const {
+    return GetElement(space, tag, 0);
+  }
+
+  uint32_t CountElements(const CFX_ByteStringC& space,
+                         const CFX_ByteStringC& tag) const;
+  CXML_Element* GetElement(const CFX_ByteStringC& space,
+                           const CFX_ByteStringC& tag,
+                           int index) const;
+
+  uint32_t FindElement(CXML_Element* pChild) const;
+  void SetTag(const CFX_ByteStringC& qSpace, const CFX_ByteStringC& tagname);
+  void SetTag(const CFX_ByteStringC& qTagName);
+  void RemoveChildren();
+  void RemoveChild(uint32_t index);
+
+ protected:
+  struct ChildRecord {
+    ChildType type;
+    void* child;  // CXML_Element and CXML_Content lack a common ancestor.
+  };
+
+  CXML_Element* m_pParent;
+  CFX_ByteString m_QSpaceName;
+  CFX_ByteString m_TagName;
+  CXML_AttrMap m_AttrMap;
+  std::vector<ChildRecord> m_Children;
+
+  friend class CXML_Parser;
+  friend class CXML_Composer;
+};
+
+#endif  // CORE_FXCRT_FX_XML_H_