1ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Copyright 2014 PDFium Authors. All rights reserved. 2ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Use of this source code is governed by a BSD-style license that can be 3ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// found in the LICENSE file. 4ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 5ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com 6ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 7ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#include "reflowedtextpage.h" 8ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovIPDF_TextPage* IPDF_TextPage::CreateReflowTextPage(IPDF_ReflowedPage* pRefPage) 9ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 10ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FX_NEW CRF_TextPage(pRefPage); 11ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 12ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovCRF_TextPage::CRF_TextPage(IPDF_ReflowedPage* pRefPage) 13ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 14ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov m_pRefPage = (CPDF_ReflowedPage*)(pRefPage); 15ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov m_pDataList = NULL; 16ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov m_CountBSArray = NULL; 17ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 18ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovCRF_TextPage::~CRF_TextPage() 19ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 20ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(m_pDataList) { 21ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov delete m_pDataList; 22ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov m_pDataList = NULL; 23ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 24ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(m_CountBSArray) { 25ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov delete m_CountBSArray; 26ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov m_CountBSArray = NULL; 27ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 28ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 29ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovFX_BOOL CRF_TextPage::ParseTextPage() 30ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 31ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(!m_pRefPage) { 32ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FALSE; 33ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 34ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int count = m_pRefPage->m_pReflowed->GetSize(); 35ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(count < 500) { 36ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov m_pDataList = FX_NEW CRF_CharDataPtrArray(count); 37ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else { 38ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov m_pDataList = FX_NEW CRF_CharDataPtrArray(500); 39ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 40ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (NULL == m_pDataList) { 41ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FALSE; 42ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 43ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for(int i = 0; i < count; i++) { 44ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov CRF_Data* pData = (*(m_pRefPage->m_pReflowed))[i]; 45ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(pData->GetType() == CRF_Data::Text) { 46ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov m_pDataList->Add((CRF_CharData*)pData); 47ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 48ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 49ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov m_CountBSArray = FX_NEW CFX_CountBSINT32Array(20); 50ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(NULL == m_CountBSArray) { 51ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FALSE; 52ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 53ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 54ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 55ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovFX_BOOL CRF_TextPage::IsParsered() const 56ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 57ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(m_pDataList) { 58ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 59ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 60ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FALSE; 61ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 62ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovint CRF_TextPage::CharIndexFromTextIndex(int TextIndex) const 63ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 64ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TextIndex; 65ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 66ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovint CRF_TextPage::TextIndexFromCharIndex(int CharIndex) const 67ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 68ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return CharIndex; 69ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 70ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 71ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovint CRF_TextPage::CountChars() const 72ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 73ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (NULL == m_pDataList) { 74ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return -1; 75ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 76ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return m_pDataList->GetSize(); 77ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 78ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovvoid CRF_TextPage::GetCharInfo(int index, FPDF_CHAR_INFO & info) const 79ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 80ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(index >= CountChars() || index < 0 || !m_pDataList) { 81ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return; 82ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 83ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov CRF_CharData* pData = (*m_pDataList)[index]; 84ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FX_FLOAT ReltiveCorddDs = pData->m_pCharState->m_fDescent; 85ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FX_FLOAT ReltiveCorddAs = pData->m_pCharState->m_fAscent; 86ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov info.m_Flag = CHAR_NORMAL; 87ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov info.m_pTextObj = pData->m_pCharState->m_pTextObj; 88ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov info.m_OriginX = pData->m_PosX; 89ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov info.m_OriginY = pData->m_PosY - ReltiveCorddDs; 90ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov info.m_FontSize = pData->m_pCharState->m_fFontSize; 91ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov CFX_FloatRect FloatRectTmp(pData->m_PosX, pData->m_PosY, pData->m_PosX + pData->m_Width, pData->m_PosY + ReltiveCorddAs - ReltiveCorddDs); 92ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov info.m_CharBox = FloatRectTmp; 93ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov CFX_WideString str = pData->m_pCharState->m_pFont->UnicodeFromCharCode(pData->m_CharCode); 94ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(!str.IsEmpty()) { 95ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov info.m_Unicode = str.GetAt(0); 96ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else { 97ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov info.m_Unicode = -1; 98ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 99ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov info.m_Charcode = (FX_WCHAR)pData->m_CharCode; 100ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov info.m_Matrix = CFX_Matrix(1, 0, 0, 1, 0, 0); 101ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 102ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovextern FX_BOOL GetIntersection(FX_FLOAT low1, FX_FLOAT high1, FX_FLOAT low2, FX_FLOAT high2, FX_FLOAT& interlow, FX_FLOAT& interhigh); 103ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovinline FX_BOOL _IsInsameline(const CFX_FloatRect& rectA, const CFX_FloatRect& rectB) 104ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 105ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if((rectA.top >= rectB.bottom && rectB.top >= rectA.bottom)) { 106ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 107ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else { 108ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FALSE; 109ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 110ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 111ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovinline FX_BOOL _IsIntersect(const CFX_FloatRect& rectA, const CFX_FloatRect& rectB) 112ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 113ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FX_FLOAT interlow = .0f, interhigh = .0f; 114ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(GetIntersection(rectA.bottom, rectA.top, rectB.bottom, rectB.top, interlow, interhigh)) { 115ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(GetIntersection(rectA.left, rectA.right, rectB.left, rectB.right, interlow, interhigh)) { 116ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 117ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else { 118ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FALSE; 119ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 120ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 121ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FALSE; 122ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 123ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovvoid CRF_TextPage::GetRectArray(int start, int nCount, CFX_RectArray& rectArray) const 124ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 125ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int indexlen = start + nCount; 126ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FPDF_CHAR_INFO info; 127ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FX_BOOL bstart = TRUE; 128ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov CFX_FloatRect recttmp; 129ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int i; 130ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for(i = start; i < indexlen; i++) { 131ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov GetCharInfo(i, info); 132ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(bstart) { 133ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov recttmp = info.m_CharBox; 134ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov bstart = FALSE; 135ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else if(_IsInsameline(recttmp, info.m_CharBox)) { 136ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov recttmp.right = info.m_CharBox.right; 137ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(info.m_CharBox.top > recttmp.top) { 138ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov recttmp.top = info.m_CharBox.top; 139ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 140ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(info.m_CharBox.bottom < recttmp.bottom) { 141ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov recttmp.bottom = info.m_CharBox.bottom; 142ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 143ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else { 144ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov rectArray.Add(recttmp); 145ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov recttmp = info.m_CharBox; 146ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 147ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 148ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov rectArray.Add(recttmp); 149ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 150ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovinline FX_FLOAT _GetDistance(CFX_FloatRect floatRect, CPDF_Point point) 151ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 152ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(floatRect.right < point.x && floatRect.bottom > point.y) { 153ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FXSYS_sqrt(FXSYS_pow(point.x - floatRect.right, 2) + FXSYS_pow(floatRect.bottom - point.y, 2)); 154ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 155ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (floatRect.right < point.x && floatRect.top < point.y) { 156ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FXSYS_sqrt(FXSYS_pow(point.x - floatRect.right, 2) + FXSYS_pow(point.y - floatRect.top, 2)); 157ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 158ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(floatRect.left > point.x && floatRect.bottom > point.y) { 159ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FXSYS_sqrt(FXSYS_pow(floatRect.bottom - point.y, 2) + FXSYS_pow(floatRect.left - point.x, 2)); 160ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 161ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if((floatRect.right > point.x || FXSYS_fabs(floatRect.right - point.x) <= 0.0001f) && 162ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov (floatRect.left < point.x || FXSYS_fabs(floatRect.left - point.x) <= 0.0001f) && floatRect.bottom > point.y) { 163ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FXSYS_fabs(floatRect.bottom - point.y); 164ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 165ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(floatRect.left > point.x && (floatRect.bottom < point.y || FXSYS_fabs(floatRect.bottom - point.y) <= 0.0001f) && 166ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov (floatRect.top > point.y || FXSYS_fabs(floatRect.top - point.y) <= 0.0001f)) { 167ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FXSYS_fabs(floatRect.left - point.x); 168ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 169ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(floatRect.left > point.x && floatRect.top < point.y) { 170ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FXSYS_sqrt(FXSYS_pow(floatRect.left - point.x, 2) + FXSYS_pow(point.y - floatRect.top, 2)); 171ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 172ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ((floatRect.left < point.x || FXSYS_fabs(floatRect.left - point.x) <= 0.0001f) && 173ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov (floatRect.right > point.x || FXSYS_fabs(floatRect.right - point.x) <= 0.0001f) && floatRect.top < point.y) { 174ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FXSYS_fabs(point.y - floatRect.top); 175ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 176ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(floatRect.right < point.x && (floatRect.top > point.y || FXSYS_fabs(floatRect.top - point.y) <= 0.0001f) && 177ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov (floatRect.bottom < point.y || FXSYS_fabs(floatRect.bottom - point.y) <= 0.0001f)) { 178ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return point.x - floatRect.right; 179ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 180ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return .0f; 181ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 182ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovint CRF_TextPage::GetIndexAtPos(CPDF_Point point, FX_FLOAT xTorelance, FX_FLOAT yTorelance) const 183ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 184ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int index = -1, i = 0, j = 0; 185ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FPDF_CHAR_INFO info; 186ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov CFX_FloatRect rectTmp; 187ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FX_FLOAT MinDistance = 1000, DistanceTmp = 0; 188ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FX_FLOAT rect_bottom = point.x - xTorelance; 189ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov CFX_FloatRect TorelanceRect(rect_bottom <= 0 ? 0 : rect_bottom, point.y - yTorelance, point.x + xTorelance, point.y + yTorelance); 190ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int count = CountChars(); 191ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for(i = 0; i < count; i++) { 192ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov GetCharInfo(i, info); 193ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov rectTmp = info.m_CharBox; 194ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(rectTmp.Contains(point.x, point.y)) { 195ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov index = i; 196ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov break; 197ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else if(_IsIntersect(rectTmp, TorelanceRect)) { 198ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov DistanceTmp = _GetDistance(rectTmp, point); 199ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(DistanceTmp < MinDistance) { 200ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov MinDistance = DistanceTmp; 201ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov index = i; 202ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 203ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 204ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 205ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return index; 206ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 207ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovint CRF_TextPage::GetIndexAtPos(FX_FLOAT x, FX_FLOAT y, FX_FLOAT xTorelance, FX_FLOAT yTorelance) const 208ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 209ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int index = 0; 210ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov CPDF_Point point(x, y); 211ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if((index = GetIndexAtPos(point, xTorelance, yTorelance)) < 0) { 212ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return -1; 213ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else { 214ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return index; 215ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 216ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 217ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovint CRF_TextPage::GetOrderByDirection(int index, int direction) const 218ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 219ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return -1; 220ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 221ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovCFX_WideString CRF_TextPage::GetTextByRect(CFX_FloatRect rect) const 222ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 223ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int count; 224ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FPDF_CHAR_INFO info; 225ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov CFX_WideString str; 226ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov CFX_FloatRect Recttmp; 227ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FX_BOOL bstart = TRUE; 228ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov count = CountChars(); 229ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(rect.IsEmpty()) { 230ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return L""; 231ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 232ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for(int i = 0; i < count; i++) { 233ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov GetCharInfo(i, info); 234ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(_IsIntersect(rect, info.m_CharBox)) { 235ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(bstart) { 236ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Recttmp = info.m_CharBox; 237ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov str += info.m_Unicode; 238ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov bstart = FALSE; 239ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else if(_IsInsameline(Recttmp, info.m_CharBox)) { 240ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov str += info.m_Unicode; 241ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else { 242ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov str += L"\r\n"; 243ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Recttmp = info.m_CharBox; 244ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov str += info.m_Unicode; 245ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 246ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 247ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 248ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(str.IsEmpty()) { 249ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return L""; 250ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else { 251ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return str; 252ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 253ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 254ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovvoid CRF_TextPage::GetRectsArrayByRect(CFX_FloatRect rect, CFX_RectArray& resRectArray) const 255ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 256ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int count, i; 257ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FX_BOOL bstart = TRUE; 258ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FPDF_CHAR_INFO info; 259ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov CFX_FloatRect recttmp; 260ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov count = CountChars(); 261ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for(i = 0; i < count; i++) { 262ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov GetCharInfo(i, info); 263ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(_IsIntersect(rect, info.m_CharBox)) { 264ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(bstart) { 265ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov recttmp = info.m_CharBox; 266ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov bstart = FALSE; 267ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else if(_IsInsameline(recttmp, info.m_CharBox)) { 268ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov recttmp.right = info.m_CharBox.right; 269ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(info.m_CharBox.top > recttmp.top) { 270ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov recttmp.top = info.m_CharBox.top; 271ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 272ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(info.m_CharBox.bottom < recttmp.bottom) { 273ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov recttmp.bottom = info.m_CharBox.bottom; 274ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 275ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else { 276ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov resRectArray.Add(recttmp); 277ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov recttmp = info.m_CharBox; 278ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 279ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 280ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 281ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov resRectArray.Add(recttmp); 282ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 283ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovint CRF_TextPage::CountRects(int start, int nCount) 284ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 285ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov m_rectArray.RemoveAll(); 286ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov GetRectArray(start, nCount, m_rectArray); 287ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return m_rectArray.GetSize(); 288ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 289ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovvoid CRF_TextPage::GetRect(int rectIndex, FX_FLOAT& left, FX_FLOAT& top, FX_FLOAT& right, FX_FLOAT &bottom) const 290ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 291ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(m_rectArray.GetSize() <= rectIndex) { 292ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return; 293ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 294ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov left = m_rectArray[rectIndex].left; 295ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov top = m_rectArray[rectIndex].top; 296ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov right = m_rectArray[rectIndex].right; 297ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov bottom = m_rectArray[rectIndex].bottom; 298ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 299ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovFX_BOOL CRF_TextPage::GetBaselineRotate(int rectIndex, int& Rotate) 300ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 301ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Rotate = 0; 302ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 303ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 304ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovFX_BOOL CRF_TextPage::GetBaselineRotate(CFX_FloatRect rect, int& Rotate) 305ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 306ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Rotate = 0; 307ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return TRUE; 308ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 309ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovint CRF_TextPage::CountBoundedSegments(FX_FLOAT left, FX_FLOAT top, FX_FLOAT right, FX_FLOAT bottom, FX_BOOL bContains) 310ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 311ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!m_CountBSArray) { 312ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return -1; 313ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 314ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov m_CountBSArray->RemoveAll(); 315ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov CFX_FloatRect floatrect(left, bottom, right, top); 316ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int totalcount, i, j = 0, counttmp = 0; 317ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FX_BOOL bstart = TRUE; 318ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FPDF_CHAR_INFO info; 319ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov CFX_FloatRect recttmp; 320ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov totalcount = CountChars(); 321ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for(i = 0; i < totalcount; i++) { 322ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov GetCharInfo(i, info); 323ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(_IsIntersect(floatrect, info.m_CharBox)) { 324ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(bstart) { 325ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov m_CountBSArray->Add(i); 326ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov counttmp = 1; 327ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov recttmp = info.m_CharBox; 328ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov bstart = FALSE; 329ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else if(_IsInsameline(recttmp, info.m_CharBox)) { 330ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov recttmp.right = info.m_CharBox.right; 331ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(info.m_CharBox.top > recttmp.top) { 332ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov recttmp.top = info.m_CharBox.top; 333ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 334ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(info.m_CharBox.bottom < recttmp.bottom) { 335ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov recttmp.bottom = info.m_CharBox.bottom; 336ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 337ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov counttmp ++; 338ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else { 339ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov m_CountBSArray->Add(counttmp); 340ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov m_CountBSArray->Add(i); 341ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov counttmp = 1; 342ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov j++; 343ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov recttmp = info.m_CharBox; 344ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 345ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 346ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 347ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov m_CountBSArray->Add(counttmp); 348ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov j++; 349ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return j; 350ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 351ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovvoid CRF_TextPage::GetBoundedSegment(int index, int& start, int& count) const 352ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 353ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if (!m_CountBSArray) { 354ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return; 355ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 356ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(m_CountBSArray->GetSize() <= index * 2) { 357ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov start = 0; 358ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov count = 0; 359ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return; 360ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 361ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov start = *(int *)m_CountBSArray->GetAt(index * 2); 362ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov count = *(int *)m_CountBSArray->GetAt(index * 2 + 1); 363ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 364ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 365ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganovint CRF_TextPage::GetWordBreak(int index, int direction) const 366ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 367ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return -1; 368ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 369ee451cb395940862dad63c85adfe8f2fd55e864cSvet GanovCFX_WideString CRF_TextPage::GetPageText(int start, int nCount ) const 370ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov{ 371ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(nCount == -1) { 372ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov nCount = CountChars(); 373ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov start = 0; 374ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else if(nCount < 1) { 375ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return L""; 376ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else if(start >= CountChars()) { 377ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return L""; 378ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 379ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int i, index = start + nCount; 380ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FPDF_CHAR_INFO info; 381ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov CFX_WideString str; 382ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov CFX_FloatRect recttmp; 383ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FX_BOOL bstart = TRUE; 384ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for(i = start; i < index; i++) { 385ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov GetCharInfo(i, info); 386ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(bstart) { 387ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov recttmp = info.m_CharBox; 388ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov str += info.m_Unicode; 389ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov bstart = FALSE; 390ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else if (_IsInsameline(recttmp, info.m_CharBox)) { 391ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov str += info.m_Unicode; 392ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } else { 393ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov str += L"\r\n"; 394ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov recttmp = info.m_CharBox; 395ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov str += info.m_Unicode; 396ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 397ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 398ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if(str.IsEmpty()) { 399ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return L""; 400ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 401ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return str; 402ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov} 403