diff options
Diffstat (limited to 'xfa/fde/cfde_txtedtbufiter.cpp')
-rw-r--r-- | xfa/fde/cfde_txtedtbufiter.cpp | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/xfa/fde/cfde_txtedtbufiter.cpp b/xfa/fde/cfde_txtedtbufiter.cpp deleted file mode 100644 index e4544a3891..0000000000 --- a/xfa/fde/cfde_txtedtbufiter.cpp +++ /dev/null @@ -1,100 +0,0 @@ -// Copyright 2016 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 - -#include "xfa/fde/cfde_txtedtbufiter.h" - -#include "xfa/fde/cfde_txtedtbuf.h" - -CFDE_TxtEdtBufIter::CFDE_TxtEdtBufIter(CFDE_TxtEdtBuf* pBuf, FX_WCHAR wcAlias) - : m_pBuf(pBuf), - m_nCurChunk(0), - m_nCurIndex(0), - m_nIndex(0), - m_Alias(wcAlias) { - ASSERT(m_pBuf); -} - -CFDE_TxtEdtBufIter::~CFDE_TxtEdtBufIter() {} - -bool CFDE_TxtEdtBufIter::Next(bool bPrev) { - if (bPrev) { - if (m_nIndex == 0) { - return false; - } - ASSERT(m_nCurChunk < m_pBuf->m_Chunks.GetSize()); - CFDE_TxtEdtBuf::FDE_CHUNKHEADER* lpChunk = nullptr; - if (m_nCurIndex > 0) { - m_nCurIndex--; - } else { - while (m_nCurChunk > 0) { - --m_nCurChunk; - lpChunk = m_pBuf->m_Chunks[m_nCurChunk]; - if (lpChunk->nUsed > 0) { - m_nCurIndex = lpChunk->nUsed - 1; - break; - } - } - } - ASSERT(m_nCurChunk >= 0); - m_nIndex--; - return true; - } else { - if (m_nIndex >= (m_pBuf->m_nTotal - 1)) { - return false; - } - ASSERT(m_nCurChunk < m_pBuf->m_Chunks.GetSize()); - CFDE_TxtEdtBuf::FDE_CHUNKHEADER* lpChunk = m_pBuf->m_Chunks[m_nCurChunk]; - if (lpChunk->nUsed != (m_nCurIndex + 1)) { - m_nCurIndex++; - } else { - int32_t nEnd = m_pBuf->m_Chunks.GetSize() - 1; - while (m_nCurChunk < nEnd) { - m_nCurChunk++; - CFDE_TxtEdtBuf::FDE_CHUNKHEADER* lpChunkTemp = - m_pBuf->m_Chunks[m_nCurChunk]; - if (lpChunkTemp->nUsed > 0) { - m_nCurIndex = 0; - break; - } - } - } - m_nIndex++; - return true; - } -} - -void CFDE_TxtEdtBufIter::SetAt(int32_t nIndex) { - ASSERT(nIndex >= 0 && nIndex < m_pBuf->m_nTotal); - CFDE_TxtEdtBuf::FDE_CHUNKPLACE cp; - m_pBuf->Index2CP(nIndex, cp); - m_nIndex = nIndex; - m_nCurChunk = cp.nChunkIndex; - m_nCurIndex = cp.nCharIndex; -} - -int32_t CFDE_TxtEdtBufIter::GetAt() const { - return m_nIndex; -} - -FX_WCHAR CFDE_TxtEdtBufIter::GetChar() { - ASSERT(m_nIndex >= 0 && m_nIndex < m_pBuf->m_nTotal); - if (m_Alias == 0 || m_nIndex == (m_pBuf->m_nTotal - 1)) - return m_pBuf->m_Chunks[m_nCurChunk]->wChars[m_nCurIndex]; - return m_Alias; -} - -bool CFDE_TxtEdtBufIter::IsEOF(bool bTail) const { - return bTail ? m_nIndex == (m_pBuf->GetTextLength() - 2) : m_nIndex == 0; -} - -IFX_CharIter* CFDE_TxtEdtBufIter::Clone() { - CFDE_TxtEdtBufIter* pIter = new CFDE_TxtEdtBufIter(m_pBuf); - pIter->m_nCurChunk = m_nCurChunk; - pIter->m_nCurIndex = m_nCurIndex; - pIter->m_nIndex = m_nIndex; - pIter->m_Alias = m_Alias; - return pIter; -} |