1 // Copyright 2017 PDFium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com 6 7 #ifndef CORE_FXCRT_CFX_UTF8DECODER_H_ 8 #define CORE_FXCRT_CFX_UTF8DECODER_H_ 9 10 #include "core/fxcrt/cfx_widetextbuf.h" 11 12 class CFX_UTF8Decoder { 13 public: CFX_UTF8Decoder()14 CFX_UTF8Decoder() { m_PendingBytes = 0; } 15 16 void Clear(); 17 void Input(uint8_t byte); 18 void AppendCodePoint(uint32_t ch); ClearStatus()19 void ClearStatus() { m_PendingBytes = 0; } GetResult()20 WideStringView GetResult() const { return m_Buffer.AsStringView(); } 21 22 private: 23 int m_PendingBytes; 24 uint32_t m_PendingChar; 25 CFX_WideTextBuf m_Buffer; 26 }; 27 28 #endif // CORE_FXCRT_CFX_UTF8DECODER_H_ 29