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-rw-r--r--core/fxcrt/css/cfx_cssexttextbuf.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/core/fxcrt/css/cfx_cssexttextbuf.h b/core/fxcrt/css/cfx_cssexttextbuf.h
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+++ b/core/fxcrt/css/cfx_cssexttextbuf.h
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+// Copyright 2017 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_CSS_CFX_CSSEXTTEXTBUF_H_
+#define CORE_FXCRT_CSS_CFX_CSSEXTTEXTBUF_H_
+
+#include "core/fxcrt/fx_system.h"
+
+class CFX_CSSExtTextBuf {
+ public:
+ CFX_CSSExtTextBuf();
+ ~CFX_CSSExtTextBuf();
+
+ void AttachBuffer(const wchar_t* pBuffer, int32_t iBufLen);
+
+ bool IsEOF() const { return m_iDatPos >= m_iDatLen; }
+
+ wchar_t GetChar() const { return m_pExtBuffer[m_iDatPos]; }
+ wchar_t GetNextChar() const {
+ return (m_iDatPos + 1 >= m_iDatLen) ? 0 : m_pExtBuffer[m_iDatPos + 1];
+ }
+
+ void MoveNext() { m_iDatPos++; }
+
+ protected:
+ const wchar_t* m_pExtBuffer;
+ int32_t m_iDatLen;
+ int32_t m_iDatPos;
+};
+
+#endif // CORE_FXCRT_CSS_CFX_CSSEXTTEXTBUF_H_