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 #include "core/fxcrt/cfx_widetextbuf.h" 8 9 size_t CFX_WideTextBuf::GetLength() const { 10 return m_DataSize / sizeof(wchar_t); 11 } 12 13 void CFX_WideTextBuf::AppendChar(wchar_t ch) { 14 ExpandBuf(sizeof(wchar_t)); 15 *(wchar_t*)(m_pBuffer.get() + m_DataSize) = ch; 16 m_DataSize += sizeof(wchar_t); 17 } 18 19 CFX_WideTextBuf& CFX_WideTextBuf::operator<<(const WideStringView& str) { 20 AppendBlock(str.unterminated_c_str(), str.GetLength() * sizeof(wchar_t)); 21 return *this; 22 } 23 24 CFX_WideTextBuf& CFX_WideTextBuf::operator<<(const WideString& str) { 25 AppendBlock(str.c_str(), str.GetLength() * sizeof(wchar_t)); 26 return *this; 27 } 28 29 CFX_WideTextBuf& CFX_WideTextBuf::operator<<(int i) { 30 char buf[32]; 31 FXSYS_itoa(i, buf, 10); 32 size_t len = strlen(buf); 33 ExpandBuf(len * sizeof(wchar_t)); 34 wchar_t* str = (wchar_t*)(m_pBuffer.get() + m_DataSize); 35 for (size_t j = 0; j < len; j++) { 36 *str++ = buf[j]; 37 } 38 m_DataSize += len * sizeof(wchar_t); 39 return *this; 40 } 41 42 CFX_WideTextBuf& CFX_WideTextBuf::operator<<(double f) { 43 char buf[32]; 44 size_t len = FX_ftoa((float)f, buf); 45 ExpandBuf(len * sizeof(wchar_t)); 46 wchar_t* str = (wchar_t*)(m_pBuffer.get() + m_DataSize); 47 for (size_t i = 0; i < len; i++) { 48 *str++ = buf[i]; 49 } 50 m_DataSize += len * sizeof(wchar_t); 51 return *this; 52 } 53 54 CFX_WideTextBuf& CFX_WideTextBuf::operator<<(const wchar_t* lpsz) { 55 AppendBlock(lpsz, wcslen(lpsz) * sizeof(wchar_t)); 56 return *this; 57 } 58 59 CFX_WideTextBuf& CFX_WideTextBuf::operator<<(const CFX_WideTextBuf& buf) { 60 AppendBlock(buf.m_pBuffer.get(), buf.m_DataSize); 61 return *this; 62 } 63
