From 653951828cf934afb48b57989089a99b38620d02 Mon Sep 17 00:00:00 2001 From: dsinclair Date: Wed, 18 May 2016 11:09:47 -0700 Subject: Split xfa/fee files into individual class files. This CL splits the xfa/fee files into individual class files and moves them into the xfa/fde directory where they belong. Review-Url: https://codereview.chromium.org/1994693002 --- xfa/fde/cfde_txtedtparag.cpp | 153 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 153 insertions(+) create mode 100644 xfa/fde/cfde_txtedtparag.cpp (limited to 'xfa/fde/cfde_txtedtparag.cpp') diff --git a/xfa/fde/cfde_txtedtparag.cpp b/xfa/fde/cfde_txtedtparag.cpp new file mode 100644 index 0000000000..63e9a939b5 --- /dev/null +++ b/xfa/fde/cfde_txtedtparag.cpp @@ -0,0 +1,153 @@ +// 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 + +#include "xfa/fde/cfde_txtedtparag.h" + +#include "xfa/fde/cfde_txtedtbuf.h" +#include "xfa/fde/cfde_txtedtbufiter.h" +#include "xfa/fde/cfde_txtedtengine.h" +#include "xfa/fde/ifde_txtedtengine.h" +#include "xfa/fgas/layout/fgas_textbreak.h" +#include "xfa/fde/ifx_chariter.h" + +CFDE_TxtEdtParag::CFDE_TxtEdtParag(CFDE_TxtEdtEngine* pEngine) + : m_nCharStart(0), + m_nCharCount(0), + m_nLineCount(0), + m_lpData(NULL), + m_pEngine(pEngine) { + ASSERT(m_pEngine); +} + +CFDE_TxtEdtParag::~CFDE_TxtEdtParag() { + if (m_lpData) + FX_Free(m_lpData); +} + +void CFDE_TxtEdtParag::LoadParag() { + if (m_lpData != NULL) { + ((int32_t*)m_lpData)[0]++; + return; + } + CFX_TxtBreak* pTxtBreak = m_pEngine->GetTextBreak(); + CFDE_TxtEdtBuf* pTxtBuf = m_pEngine->GetTextBuf(); + const FDE_TXTEDTPARAMS* pParam = m_pEngine->GetEditParams(); + FX_WCHAR wcAlias = 0; + if (pParam->dwMode & FDE_TEXTEDITMODE_Password) { + wcAlias = m_pEngine->GetAliasChar(); + } + std::unique_ptr pIter( + new CFDE_TxtEdtBufIter(static_cast(pTxtBuf), wcAlias)); + pIter->SetAt(m_nCharStart); + int32_t nEndIndex = m_nCharStart + m_nCharCount; + CFX_ArrayTemplate LineBaseArr; + FX_BOOL bReload = FALSE; + uint32_t dwBreakStatus = FX_TXTBREAK_None; + do { + if (bReload) { + dwBreakStatus = pTxtBreak->EndBreak(FX_TXTBREAK_ParagraphBreak); + } else { + FX_WCHAR wAppend = pIter->GetChar(); + dwBreakStatus = pTxtBreak->AppendChar(wAppend); + } + if (pIter->GetAt() + 1 == nEndIndex && + dwBreakStatus < FX_TXTBREAK_LineBreak) { + dwBreakStatus = pTxtBreak->EndBreak(FX_TXTBREAK_ParagraphBreak); + } + if (dwBreakStatus > FX_TXTBREAK_PieceBreak) { + int32_t nCount = pTxtBreak->CountBreakPieces(); + int32_t nTotal = 0; + for (int32_t j = 0; j < nCount; j++) { + const CFX_TxtPiece* Piece = pTxtBreak->GetBreakPiece(j); + nTotal += Piece->GetLength(); + } + LineBaseArr.Add(nTotal); + pTxtBreak->ClearBreakPieces(); + } + if ((pIter->GetAt() + 1 == nEndIndex) && + (dwBreakStatus == FX_TXTBREAK_LineBreak)) { + bReload = TRUE; + pIter->Next(TRUE); + } + } while (pIter->Next(FALSE) && (pIter->GetAt() < nEndIndex)); + pTxtBreak->EndBreak(FX_TXTBREAK_ParagraphBreak); + pTxtBreak->ClearBreakPieces(); + int32_t nLineCount = LineBaseArr.GetSize(); + m_nLineCount = nLineCount; + if (m_lpData == NULL) { + m_lpData = FX_Alloc(int32_t, nLineCount + 1); + } else { + m_lpData = FX_Realloc(int32_t, m_lpData, (nLineCount + 1)); + } + int32_t* pIntArr = (int32_t*)m_lpData; + pIntArr[0] = 1; + m_nLineCount = nLineCount; + pIntArr++; + for (int32_t j = 0; j < nLineCount; j++, pIntArr++) { + *pIntArr = LineBaseArr[j]; + } + LineBaseArr.RemoveAll(); +} + +void CFDE_TxtEdtParag::UnloadParag() { + ASSERT(m_lpData != NULL); + ((int32_t*)m_lpData)[0]--; + ASSERT(((int32_t*)m_lpData)[0] >= 0); + if (((int32_t*)m_lpData)[0] == 0) { + FX_Free(m_lpData); + m_lpData = NULL; + } +} + +void CFDE_TxtEdtParag::CalcLines() { + CFX_TxtBreak* pTxtBreak = m_pEngine->GetTextBreak(); + CFDE_TxtEdtBuf* pTxtBuf = m_pEngine->GetTextBuf(); + int32_t nCount = 0; + uint32_t dwBreakStatus = FX_TXTBREAK_None; + int32_t nEndIndex = m_nCharStart + m_nCharCount; + std::unique_ptr pIter( + new CFDE_TxtEdtBufIter(static_cast(pTxtBuf))); + pIter->SetAt(m_nCharStart); + FX_BOOL bReload = FALSE; + do { + if (bReload) { + dwBreakStatus = pTxtBreak->EndBreak(FX_TXTBREAK_ParagraphBreak); + } else { + FX_WCHAR wAppend = pIter->GetChar(); + dwBreakStatus = pTxtBreak->AppendChar(wAppend); + } + if (pIter->GetAt() + 1 == nEndIndex && + dwBreakStatus < FX_TXTBREAK_LineBreak) { + dwBreakStatus = pTxtBreak->EndBreak(FX_TXTBREAK_ParagraphBreak); + } + if (dwBreakStatus > FX_TXTBREAK_PieceBreak) { + nCount++; + pTxtBreak->ClearBreakPieces(); + } + if ((pIter->GetAt() + 1 == nEndIndex) && + (dwBreakStatus == FX_TXTBREAK_LineBreak)) { + bReload = TRUE; + pIter->Next(TRUE); + } + } while (pIter->Next(FALSE) && (pIter->GetAt() < nEndIndex)); + pTxtBreak->EndBreak(FX_TXTBREAK_ParagraphBreak); + pTxtBreak->ClearBreakPieces(); + m_nLineCount = nCount; +} + +void CFDE_TxtEdtParag::GetLineRange(int32_t nLineIndex, + int32_t& nStart, + int32_t& nCount) const { + int32_t* pLineBaseArr = (int32_t*)m_lpData; + ASSERT(nLineIndex < m_nLineCount); + nStart = m_nCharStart; + pLineBaseArr++; + for (int32_t i = 0; i < nLineIndex; i++) { + nStart += *pLineBaseArr; + pLineBaseArr++; + } + nCount = *pLineBaseArr; +} -- cgit v1.2.3