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Diffstat (limited to 'core/src/reflow/reflowedtextpage.cpp')
| -rw-r--r-- | core/src/reflow/reflowedtextpage.cpp | 395 |
1 files changed, 0 insertions, 395 deletions
diff --git a/core/src/reflow/reflowedtextpage.cpp b/core/src/reflow/reflowedtextpage.cpp deleted file mode 100644 index 0844f780b6..0000000000 --- a/core/src/reflow/reflowedtextpage.cpp +++ /dev/null @@ -1,395 +0,0 @@ -// 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 <algorithm> - -#include "reflowedtextpage.h" - -IPDF_TextPage* IPDF_TextPage::CreateReflowTextPage(IPDF_ReflowedPage* pRefPage) -{ - return new CRF_TextPage(pRefPage); -} -CRF_TextPage::CRF_TextPage(IPDF_ReflowedPage* pRefPage) -{ - m_pRefPage = (CPDF_ReflowedPage*)(pRefPage); - m_pDataList = NULL; - m_CountBSArray = NULL; -} -CRF_TextPage::~CRF_TextPage() -{ - if(m_pDataList) { - delete m_pDataList; - m_pDataList = NULL; - } - if(m_CountBSArray) { - delete m_CountBSArray; - m_CountBSArray = NULL; - } -} -FX_BOOL CRF_TextPage::ParseTextPage() -{ - if(!m_pRefPage) { - return FALSE; - } - int count = m_pRefPage->m_pReflowed->GetSize(); - m_pDataList = new CRF_CharDataPtrArray(std::min(count, 500)); - for(int i = 0; i < count; i++) { - CRF_Data* pData = (*(m_pRefPage->m_pReflowed))[i]; - if(pData->GetType() == CRF_Data::Text) { - m_pDataList->Add((CRF_CharData*)pData); - } - } - m_CountBSArray = new CFX_CountBSINT32Array(20); - return TRUE; -} -FX_BOOL CRF_TextPage::IsParsered() const -{ - if(m_pDataList) { - return TRUE; - } - return FALSE; -} -int CRF_TextPage::CharIndexFromTextIndex(int TextIndex) const -{ - return TextIndex; -} -int CRF_TextPage::TextIndexFromCharIndex(int CharIndex) const -{ - return CharIndex; -} - -int CRF_TextPage::CountChars() const -{ - if (NULL == m_pDataList) { - return -1; - } - return m_pDataList->GetSize(); -} -void CRF_TextPage::GetCharInfo(int index, FPDF_CHAR_INFO & info) const -{ - if(index >= CountChars() || index < 0 || !m_pDataList) { - return; - } - CRF_CharData* pData = (*m_pDataList)[index]; - FX_FLOAT ReltiveCorddDs = pData->m_pCharState->m_fDescent; - FX_FLOAT ReltiveCorddAs = pData->m_pCharState->m_fAscent; - info.m_Flag = CHAR_NORMAL; - info.m_pTextObj = pData->m_pCharState->m_pTextObj; - info.m_OriginX = pData->m_PosX; - info.m_OriginY = pData->m_PosY - ReltiveCorddDs; - info.m_FontSize = pData->m_pCharState->m_fFontSize; - CFX_FloatRect FloatRectTmp(pData->m_PosX, pData->m_PosY, pData->m_PosX + pData->m_Width, pData->m_PosY + ReltiveCorddAs - ReltiveCorddDs); - info.m_CharBox = FloatRectTmp; - CFX_WideString str = pData->m_pCharState->m_pFont->UnicodeFromCharCode(pData->m_CharCode); - if(!str.IsEmpty()) { - info.m_Unicode = str.GetAt(0); - } else { - info.m_Unicode = -1; - } - info.m_Charcode = (FX_WCHAR)pData->m_CharCode; - info.m_Matrix = CFX_Matrix(1, 0, 0, 1, 0, 0); -} -extern FX_BOOL GetIntersection(FX_FLOAT low1, FX_FLOAT high1, FX_FLOAT low2, FX_FLOAT high2, FX_FLOAT& interlow, FX_FLOAT& interhigh); -inline FX_BOOL _IsInsameline(const CFX_FloatRect& rectA, const CFX_FloatRect& rectB) -{ - if((rectA.top >= rectB.bottom && rectB.top >= rectA.bottom)) { - return TRUE; - } else { - return FALSE; - } -} -inline FX_BOOL _IsIntersect(const CFX_FloatRect& rectA, const CFX_FloatRect& rectB) -{ - FX_FLOAT interlow = .0f, interhigh = .0f; - if(GetIntersection(rectA.bottom, rectA.top, rectB.bottom, rectB.top, interlow, interhigh)) { - if(GetIntersection(rectA.left, rectA.right, rectB.left, rectB.right, interlow, interhigh)) { - return TRUE; - } else { - return FALSE; - } - } - return FALSE; -} -void CRF_TextPage::GetRectArray(int start, int nCount, CFX_RectArray& rectArray) const -{ - int indexlen = start + nCount; - FPDF_CHAR_INFO info; - FX_BOOL bstart = TRUE; - CFX_FloatRect recttmp; - int i; - for(i = start; i < indexlen; i++) { - GetCharInfo(i, info); - if(bstart) { - recttmp = info.m_CharBox; - bstart = FALSE; - } else if(_IsInsameline(recttmp, info.m_CharBox)) { - recttmp.right = info.m_CharBox.right; - if(info.m_CharBox.top > recttmp.top) { - recttmp.top = info.m_CharBox.top; - } - if(info.m_CharBox.bottom < recttmp.bottom) { - recttmp.bottom = info.m_CharBox.bottom; - } - } else { - rectArray.Add(recttmp); - recttmp = info.m_CharBox; - } - } - rectArray.Add(recttmp); -} -inline FX_FLOAT _GetDistance(CFX_FloatRect floatRect, CPDF_Point point) -{ - if(floatRect.right < point.x && floatRect.bottom > point.y) { - return FXSYS_sqrt(FXSYS_pow(point.x - floatRect.right, 2) + FXSYS_pow(floatRect.bottom - point.y, 2)); - } - if (floatRect.right < point.x && floatRect.top < point.y) { - return FXSYS_sqrt(FXSYS_pow(point.x - floatRect.right, 2) + FXSYS_pow(point.y - floatRect.top, 2)); - } - if(floatRect.left > point.x && floatRect.bottom > point.y) { - return FXSYS_sqrt(FXSYS_pow(floatRect.bottom - point.y, 2) + FXSYS_pow(floatRect.left - point.x, 2)); - } - if((floatRect.right > point.x || FXSYS_fabs(floatRect.right - point.x) <= 0.0001f) && - (floatRect.left < point.x || FXSYS_fabs(floatRect.left - point.x) <= 0.0001f) && floatRect.bottom > point.y) { - return FXSYS_fabs(floatRect.bottom - point.y); - } - if(floatRect.left > point.x && (floatRect.bottom < point.y || FXSYS_fabs(floatRect.bottom - point.y) <= 0.0001f) && - (floatRect.top > point.y || FXSYS_fabs(floatRect.top - point.y) <= 0.0001f)) { - return FXSYS_fabs(floatRect.left - point.x); - } - if(floatRect.left > point.x && floatRect.top < point.y) { - return FXSYS_sqrt(FXSYS_pow(floatRect.left - point.x, 2) + FXSYS_pow(point.y - floatRect.top, 2)); - } - if ((floatRect.left < point.x || FXSYS_fabs(floatRect.left - point.x) <= 0.0001f) && - (floatRect.right > point.x || FXSYS_fabs(floatRect.right - point.x) <= 0.0001f) && floatRect.top < point.y) { - return FXSYS_fabs(point.y - floatRect.top); - } - if(floatRect.right < point.x && (floatRect.top > point.y || FXSYS_fabs(floatRect.top - point.y) <= 0.0001f) && - (floatRect.bottom < point.y || FXSYS_fabs(floatRect.bottom - point.y) <= 0.0001f)) { - return point.x - floatRect.right; - } - return .0f; -} -int CRF_TextPage::GetIndexAtPos(CPDF_Point point, FX_FLOAT xTorelance, FX_FLOAT yTorelance) const -{ - int index = -1, i = 0, j = 0; - FPDF_CHAR_INFO info; - CFX_FloatRect rectTmp; - FX_FLOAT MinDistance = 1000, DistanceTmp = 0; - FX_FLOAT rect_bottom = point.x - xTorelance; - CFX_FloatRect TorelanceRect(rect_bottom <= 0 ? 0 : rect_bottom, point.y - yTorelance, point.x + xTorelance, point.y + yTorelance); - int count = CountChars(); - for(i = 0; i < count; i++) { - GetCharInfo(i, info); - rectTmp = info.m_CharBox; - if(rectTmp.Contains(point.x, point.y)) { - index = i; - break; - } else if(_IsIntersect(rectTmp, TorelanceRect)) { - DistanceTmp = _GetDistance(rectTmp, point); - if(DistanceTmp < MinDistance) { - MinDistance = DistanceTmp; - index = i; - } - } - } - return index; -} -int CRF_TextPage::GetIndexAtPos(FX_FLOAT x, FX_FLOAT y, FX_FLOAT xTorelance, FX_FLOAT yTorelance) const -{ - int index = 0; - CPDF_Point point(x, y); - if((index = GetIndexAtPos(point, xTorelance, yTorelance)) < 0) { - return -1; - } else { - return index; - } -} -int CRF_TextPage::GetOrderByDirection(int index, int direction) const -{ - return -1; -} -CFX_WideString CRF_TextPage::GetTextByRect(CFX_FloatRect rect) const -{ - int count; - FPDF_CHAR_INFO info; - CFX_WideString str; - CFX_FloatRect Recttmp; - FX_BOOL bstart = TRUE; - count = CountChars(); - if(rect.IsEmpty()) { - return L""; - } - for(int i = 0; i < count; i++) { - GetCharInfo(i, info); - if(_IsIntersect(rect, info.m_CharBox)) { - if(bstart) { - Recttmp = info.m_CharBox; - str += info.m_Unicode; - bstart = FALSE; - } else if(_IsInsameline(Recttmp, info.m_CharBox)) { - str += info.m_Unicode; - } else { - str += L"\r\n"; - Recttmp = info.m_CharBox; - str += info.m_Unicode; - } - } - } - if(str.IsEmpty()) { - return L""; - } else { - return str; - } -} -void CRF_TextPage::GetRectsArrayByRect(CFX_FloatRect rect, CFX_RectArray& resRectArray) const -{ - int count, i; - FX_BOOL bstart = TRUE; - FPDF_CHAR_INFO info; - CFX_FloatRect recttmp; - count = CountChars(); - for(i = 0; i < count; i++) { - GetCharInfo(i, info); - if(_IsIntersect(rect, info.m_CharBox)) { - if(bstart) { - recttmp = info.m_CharBox; - bstart = FALSE; - } else if(_IsInsameline(recttmp, info.m_CharBox)) { - recttmp.right = info.m_CharBox.right; - if(info.m_CharBox.top > recttmp.top) { - recttmp.top = info.m_CharBox.top; - } - if(info.m_CharBox.bottom < recttmp.bottom) { - recttmp.bottom = info.m_CharBox.bottom; - } - } else { - resRectArray.Add(recttmp); - recttmp = info.m_CharBox; - } - } - } - resRectArray.Add(recttmp); -} -int CRF_TextPage::CountRects(int start, int nCount) -{ - m_rectArray.RemoveAll(); - GetRectArray(start, nCount, m_rectArray); - return m_rectArray.GetSize(); -} -void CRF_TextPage::GetRect(int rectIndex, FX_FLOAT& left, FX_FLOAT& top, FX_FLOAT& right, FX_FLOAT &bottom) const -{ - if(m_rectArray.GetSize() <= rectIndex) { - return; - } - left = m_rectArray[rectIndex].left; - top = m_rectArray[rectIndex].top; - right = m_rectArray[rectIndex].right; - bottom = m_rectArray[rectIndex].bottom; -} -FX_BOOL CRF_TextPage::GetBaselineRotate(int rectIndex, int& Rotate) -{ - Rotate = 0; - return TRUE; -} -FX_BOOL CRF_TextPage::GetBaselineRotate(CFX_FloatRect rect, int& Rotate) -{ - Rotate = 0; - return TRUE; -} -int CRF_TextPage::CountBoundedSegments(FX_FLOAT left, FX_FLOAT top, FX_FLOAT right, FX_FLOAT bottom, FX_BOOL bContains) -{ - if (!m_CountBSArray) { - return -1; - } - m_CountBSArray->RemoveAll(); - CFX_FloatRect floatrect(left, bottom, right, top); - int totalcount, i, j = 0, counttmp = 0; - FX_BOOL bstart = TRUE; - FPDF_CHAR_INFO info; - CFX_FloatRect recttmp; - totalcount = CountChars(); - for(i = 0; i < totalcount; i++) { - GetCharInfo(i, info); - if(_IsIntersect(floatrect, info.m_CharBox)) { - if(bstart) { - m_CountBSArray->Add(i); - counttmp = 1; - recttmp = info.m_CharBox; - bstart = FALSE; - } else if(_IsInsameline(recttmp, info.m_CharBox)) { - recttmp.right = info.m_CharBox.right; - if(info.m_CharBox.top > recttmp.top) { - recttmp.top = info.m_CharBox.top; - } - if(info.m_CharBox.bottom < recttmp.bottom) { - recttmp.bottom = info.m_CharBox.bottom; - } - counttmp ++; - } else { - m_CountBSArray->Add(counttmp); - m_CountBSArray->Add(i); - counttmp = 1; - j++; - recttmp = info.m_CharBox; - } - } - } - m_CountBSArray->Add(counttmp); - j++; - return j; -} -void CRF_TextPage::GetBoundedSegment(int index, int& start, int& count) const -{ - if (!m_CountBSArray) { - return; - } - if(m_CountBSArray->GetSize() <= index * 2) { - start = 0; - count = 0; - return; - } - start = *(int *)m_CountBSArray->GetAt(index * 2); - count = *(int *)m_CountBSArray->GetAt(index * 2 + 1); -} - -int CRF_TextPage::GetWordBreak(int index, int direction) const -{ - return -1; -} -CFX_WideString CRF_TextPage::GetPageText(int start, int nCount ) const -{ - if(nCount == -1) { - nCount = CountChars(); - start = 0; - } else if(nCount < 1) { - return L""; - } else if(start >= CountChars()) { - return L""; - } - int i, index = start + nCount; - FPDF_CHAR_INFO info; - CFX_WideString str; - CFX_FloatRect recttmp; - FX_BOOL bstart = TRUE; - for(i = start; i < index; i++) { - GetCharInfo(i, info); - if(bstart) { - recttmp = info.m_CharBox; - str += info.m_Unicode; - bstart = FALSE; - } else if (_IsInsameline(recttmp, info.m_CharBox)) { - str += info.m_Unicode; - } else { - str += L"\r\n"; - recttmp = info.m_CharBox; - str += info.m_Unicode; - } - } - if(str.IsEmpty()) { - return L""; - } - return str; -} |