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-rw-r--r--core/src/reflow/autoreflow.cpp777
-rw-r--r--core/src/reflow/autoreflow.h125
-rw-r--r--core/src/reflow/layoutprocessor_reflow.cpp1551
-rw-r--r--core/src/reflow/layoutprovider_taggedpdf.cpp769
-rw-r--r--core/src/reflow/layoutprovider_taggedpdf.h85
-rw-r--r--core/src/reflow/reflowedpage.cpp617
-rw-r--r--core/src/reflow/reflowedpage.h374
-rw-r--r--core/src/reflow/reflowedtextpage.cpp395
-rw-r--r--core/src/reflow/reflowedtextpage.h74
-rw-r--r--core/src/reflow/reflowengine.cpp34
10 files changed, 0 insertions, 4801 deletions
diff --git a/core/src/reflow/autoreflow.cpp b/core/src/reflow/autoreflow.cpp
deleted file mode 100644
index a5285f375c..0000000000
--- a/core/src/reflow/autoreflow.cpp
+++ /dev/null
@@ -1,777 +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 "autoreflow.h"
-#define approachto(a,b,c) (FXSYS_fabs((float)((a)-(b)))>(c) ? 0 : 1)
-int FPDF_ProcessInterObj(const CPDF_PageObject* pPrevObj, const CPDF_PageObject* pObj)
-{
- CFX_AffineMatrix matrix;
- FX_RECT PreRect = pPrevObj->GetBBox(&matrix);
- FX_RECT rect = pObj->GetBBox(&matrix);
- int flag = 0;
- if(PreRect.top > rect.bottom) {
- flag = 0;
- } else if(rect.top > PreRect.bottom) {
- flag = 1;
- } else if(PreRect.right < rect.left) {
- flag = 0;
- } else if(PreRect.left > rect.right) {
- flag = 1;
- } else if(pObj->m_Type != PDFPAGE_TEXT) {
- flag = 1;
- } else if(pPrevObj->m_Type != PDFPAGE_TEXT) {
- flag = 0;
- } else {
- if((PreRect.top < rect.top && PreRect.bottom > rect.bottom) ||
- (PreRect.top > rect.top && PreRect.bottom < rect.bottom)) {
- if(PreRect.left > rect.left) {
- flag = 1;
- } else {
- flag = 0;
- }
- } else {
- CPDF_TextObject* pPrevTextObj = (CPDF_TextObject* )pPrevObj;
- CPDF_TextObject* pTextObj = (CPDF_TextObject* )pObj;
- CPDF_TextObjectItem item, prevItem;
- pPrevTextObj->GetItemInfo(0, &prevItem);
- pTextObj->GetItemInfo(0, &item);
- CFX_AffineMatrix TextMatrix;
- pTextObj->GetTextMatrix(&TextMatrix);
- FX_FLOAT originX, originY, prevOriginX, preOriginY;
- TextMatrix.Transform(item.m_OriginX, item.m_OriginY, originX, originY);
- pPrevTextObj->GetTextMatrix(&TextMatrix);
- TextMatrix.Transform(prevItem.m_OriginX, prevItem.m_OriginY, prevOriginX, preOriginY);
- if(preOriginY > originY) {
- flag = 0;
- } else {
- flag = 1;
- }
- }
- }
- return flag;
-}
-void CPDF_AutoReflowLayoutProvider::Conver2AppreceOrder(const CPDF_PageObjects* pStreamOrderObjs, CPDF_PageObjects* pAppraceOrderObjs)
-{
- FX_POSITION pos = pStreamOrderObjs->GetFirstObjectPosition();
- CFX_AffineMatrix matrix;
- while(pos) {
- CPDF_PageObject* pObj = pStreamOrderObjs->GetNextObject(pos);
- CFX_AffineMatrix matrix;
- if(pObj->m_Type != PDFPAGE_TEXT) {
- continue;
- }
- FX_POSITION pos1 = pAppraceOrderObjs->GetLastObjectPosition();
- while(pos1) {
- CPDF_PageObject* pTempObj = pAppraceOrderObjs->GetPrevObject(pos1);
- if(FPDF_ProcessInterObj(pObj, pTempObj) == 1) {
- if(!pos1) {
- pos1 = pAppraceOrderObjs->GetFirstObjectPosition();
- } else {
- pAppraceOrderObjs->GetNextObject(pos1);
- }
- break;
- }
- }
- pAppraceOrderObjs->InsertObject(pos1, pObj);
- }
- pos = pStreamOrderObjs->GetFirstObjectPosition();
- while(pos) {
- CPDF_PageObject* pObj = pStreamOrderObjs->GetNextObject(pos);
- if(pObj->m_Type != PDFPAGE_IMAGE) {
- continue;
- }
- FX_POSITION pos1 = pAppraceOrderObjs->GetLastObjectPosition();
- while(pos1) {
- CPDF_PageObject* pTempObj = pAppraceOrderObjs->GetPrevObject(pos1);
- if(FPDF_ProcessInterObj(pObj, pTempObj) == 1) {
- if(!pos1) {
- pos1 = pAppraceOrderObjs->GetFirstObjectPosition();
- } else {
- pAppraceOrderObjs->GetNextObject(pos1);
- }
- break;
- }
- }
- pAppraceOrderObjs->InsertObject(pos1, pObj);
- }
-}
-IPDF_LayoutProvider* IPDF_LayoutProvider::Create_LayoutProvider_AutoReflow(CPDF_PageObjects* pPage, FX_BOOL bReadOrder)
-{
- return new CPDF_AutoReflowLayoutProvider(pPage, bReadOrder);
-}
-CPDF_AutoReflowElement::CPDF_AutoReflowElement(LayoutType layoutType , CPDF_AutoReflowElement* pParent)
-{
- m_ElmType = layoutType;
- m_pParentElm = pParent;
- if(pParent) {
- pParent->m_ChildArray.Add(this);
- }
- m_SpaceBefore = 0;
-}
-CPDF_AutoReflowElement::~CPDF_AutoReflowElement()
-{
- m_ChildArray.RemoveAll();
- m_ObjArray.RemoveAll();
-}
-int CPDF_AutoReflowElement::CountAttrValues(LayoutAttr attr_type)
-{
- return 1;
-}
-LayoutEnum CPDF_AutoReflowElement::GetEnumAttr(LayoutAttr attr_type, int index )
-{
- return LayoutInvalid;
-}
-FX_FLOAT CPDF_AutoReflowElement::GetNumberAttr(LayoutAttr attr_type, int index )
-{
- switch (attr_type) {
- case LayoutSpaceBefore:
- return m_SpaceBefore;
- default:
- return 0;
- }
-}
-FX_COLORREF CPDF_AutoReflowElement::GetColorAttr(LayoutAttr attr_type, int index )
-{
- return 0;
-}
-#define WritingMode_UNKNOW 0
-#define WritingMode_LRTB 1
-#define WritingMode_RLTB 2
-#define WritingMode_TBRL 3
-CPDF_AutoReflowLayoutProvider::CPDF_AutoReflowLayoutProvider(CPDF_PageObjects* pPage, FX_BOOL bReadOrder)
-{
- m_pPDFPage = (CPDF_Page*)pPage;
- FX_FLOAT width = m_pPDFPage->GetPageWidth();
- FX_FLOAT height = m_pPDFPage->GetPageHeight();
- m_pPDFPage->GetDisplayMatrix(m_PDFDisplayMatrix, 0, 0, (int)(m_pPDFPage->GetPageWidth()), (int)(m_pPDFPage->GetPageHeight()), 0);
- m_bReadOrder = bReadOrder;
- m_Status = LayoutReady;
- m_pRoot = NULL;
- m_pCurrElm = NULL;
- m_pPreObj = NULL;
- m_Step = 0;
- m_WritingMode = WritingMode_UNKNOW;
-}
-CPDF_AutoReflowLayoutProvider::~CPDF_AutoReflowLayoutProvider()
-{
- m_pPDFPage = NULL;
- ReleaseElm(m_pRoot);
-}
-void CPDF_AutoReflowLayoutProvider::ReleaseElm(CPDF_AutoReflowElement*& pElm, FX_BOOL bReleaseChildren)
-{
- if(bReleaseChildren) {
- int count = pElm->CountChildren();
- for(int i = 0; i < count; i++) {
- CPDF_AutoReflowElement* pChild = (CPDF_AutoReflowElement*)pElm->GetChild(i);
- ReleaseElm(pChild);
- }
- }
- delete pElm;
- pElm = NULL;
-}
-void CPDF_AutoReflowLayoutProvider::AddObjectArray(CPDF_AutoReflowElement* pElm, CFX_PtrList& ObjList)
-{
- if(!pElm) {
- return;
- }
- FX_POSITION pos = ObjList.GetHeadPosition();
- while (pos) {
- pElm->m_ObjArray.Add((CPDF_PageObject*)ObjList.GetNext(pos));
- }
-}
-void CPDF_AutoReflowLayoutProvider::GenerateStructTree()
-{
- if (m_Step < AUTOREFLOW_STEP_GENERATELINE) {
- GenerateLine(m_cellArray);
- if(m_cellArray.GetSize() == 0) {
- m_Status = LayoutError;
- return;
- }
- if(m_pPause && m_pPause->NeedToPauseNow()) {
- m_Step = AUTOREFLOW_STEP_GENERATELINE;
- m_Status = LayoutToBeContinued;
- return;
- }
- }
- if (m_Step < AUTOREFLOW_STEP_GENERATEParagraph) {
- GenerateParagraph(m_cellArray);
- if(m_pPause && m_pPause->NeedToPauseNow()) {
- m_Step = AUTOREFLOW_STEP_GENERATEParagraph;
- m_Status = LayoutToBeContinued;
- return;
- }
- }
- if (m_Step < AUTOREFLOW_STEP_CREATEELEMENT) {
- CreateElement();
- if(m_pPause && m_pPause->NeedToPauseNow()) {
- m_Step = AUTOREFLOW_STEP_CREATEELEMENT;
- m_Status = LayoutToBeContinued;
- return;
- }
- }
- if (m_Step < AUTOREFLOW_STEP_REMOVEDATA) {
- int count = m_cellArray.GetSize();
- for(int i = 0; i < count; i++) {
- CRF_CELL* pCell = (CRF_CELL*)m_cellArray.GetAt(i);
- if(pCell) {
- pCell->m_ObjList.RemoveAll();
- delete pCell;
- }
- }
- m_cellArray.RemoveAll();
- if(m_pPause && m_pPause->NeedToPauseNow()) {
- m_Step = AUTOREFLOW_STEP_REMOVEDATA;
- m_Status = LayoutToBeContinued;
- return;
- }
- }
- m_Step = AUTOREFLOW_STEP_REMOVEDATA;
- m_Status = LayoutFinished;
- return;
-}
-void CPDF_AutoReflowLayoutProvider::CreateElement()
-{
- int count = m_cellArray.GetSize();
- CRF_CELL* plastCell = NULL;
- CRF_CELL* pCell = NULL;
- CRF_CELL* pNextCell = NULL;
- CPDF_AutoReflowElement* pParent = m_pRoot;
- CPDF_AutoReflowElement* pCurrElm = NULL;
- int i;
- for(i = 0; i < count; i++) {
- pCell = (CRF_CELL*)m_cellArray.GetAt(i);
- if(!pCell) {
- continue;
- }
- if(i < count - 1) {
- pNextCell = (CRF_CELL*)m_cellArray.GetAt(i + 1);
- } else {
- pNextCell = NULL;
- }
- pCurrElm = new CPDF_AutoReflowElement(LayoutParagraph, pParent);
- if(pCurrElm->GetType() == LayoutParagraph && plastCell) {
- int SpaceBefore = 0;
- if(pCell->m_CellWritingMode != plastCell->m_CellWritingMode ) {
- SpaceBefore = 20;
- } else if(pCell->m_CellWritingMode == WritingMode_LRTB) {
- SpaceBefore = plastCell->m_BBox.bottom - pCell->m_BBox.top;
- } else if(pCell->m_CellWritingMode == WritingMode_TBRL) {
- SpaceBefore = plastCell->m_BBox.left - pCell->m_BBox.right;
- }
- if(SpaceBefore > 0) {
- pCurrElm->m_SpaceBefore = SpaceBefore > 50 ? 50.0f : SpaceBefore;
- }
- }
- AddObjectArray(pCurrElm, pCell->m_ObjList);
- plastCell = pCell;
- }
-}
-void CPDF_AutoReflowLayoutProvider::GenerateParagraph(CFX_PtrArray& cellArray)
-{
- int count = cellArray.GetSize();
- if(count <= 1) {
- return;
- }
- CRF_CELL* plastCell = (CRF_CELL*)cellArray.GetAt(0);
- if(plastCell->m_BBox.Height() > plastCell->m_BBox.Width()) {
- m_WritingMode = WritingMode_TBRL;
- } else {
- m_WritingMode = WritingMode_LRTB;
- }
- FX_BOOL bEnforce = FALSE;
- int i = 0;
- for(i = 1; i < count; i++) {
- CRF_CELL* pCell = (CRF_CELL*)cellArray.GetAt(i);
- if(!pCell) {
- continue;
- }
- int c = pCell->m_ObjList.GetCount();
- FX_BOOL bMerge = FALSE;
- FX_POSITION pos1 = plastCell->m_ObjList.GetTailPosition();
- CPDF_PageObject* pLastObj = (CPDF_PageObject*)plastCell->m_ObjList.GetPrev(pos1);
- pos1 = pCell->m_ObjList.GetHeadPosition();
- CPDF_PageObject* pCurObj = (CPDF_PageObject*)pCell->m_ObjList.GetNext(pos1);
- int WritingMode = GetRectEnd(pCell->m_BBox);
- if(pCell->m_CellWritingMode == WritingMode_UNKNOW) {
- if(pCell->m_BBox.Height() > pCell->m_BBox.Width()) {
- pCell->m_CellWritingMode = WritingMode_TBRL;
- } else {
- pCell->m_CellWritingMode = WritingMode_LRTB;
- }
- }
- WritingMode = pCell->m_CellWritingMode;
- if(WritingMode == WritingMode_LRTB && (m_Style.m_Language & LP_Lang_ChinesePRC || m_Style.m_Language & LP_Lang_ChineseTaiwan
- || m_Style.m_Language & LP_Lang_Japanese || m_Style.m_Language & LP_Lang_Korean)) {
- if(pCurObj->m_Type == PDFPAGE_TEXT) {
- CPDF_TextObject* pText;
- pText = (CPDF_TextObject*)pCurObj;
- if(pText->CountItems()) {
- CPDF_TextObjectItem item;
- pText->GetItemInfo(0, &item);
- CFX_WideString str = pText->GetFont()->UnicodeFromCharCode(item.m_CharCode);
- FX_WCHAR unicode = str.GetAt(0);
- if(unicode == 32) {
- plastCell = pCell;
- bMerge = FALSE;
- bEnforce = FALSE;
- continue;
- }
- }
- }
- }
- if(m_WritingMode == WritingMode) {
- if(bEnforce) {
- bMerge = FALSE;
- bEnforce = FALSE;
- if(pCurObj->m_Type == PDFPAGE_TEXT) {
- CPDF_TextObject* pText;
- pText = (CPDF_TextObject*)pCurObj;
- if(pText->CountItems()) {
- CPDF_TextObjectItem item;
- pText->GetItemInfo(0, &item);
- CFX_WideString str = pText->GetFont()->UnicodeFromCharCode(item.m_CharCode);
- FX_WCHAR unicode = str.GetAt(0);
- if(unicode > 96 && unicode < 123) {
- bMerge = TRUE;
- }
- }
- } else {
- CPDF_ImageObject* pImage = (CPDF_ImageObject*)pCurObj;
- FX_RECT imageBBox = pImage->GetBBox(&m_PDFDisplayMatrix);
- if(GetRectEnd(plastCell->m_BBox) - GetRectEnd(pCell->m_BBox) < GetRectWidth(imageBBox)) {
- bMerge = TRUE;
- }
- }
- } else {
- if(!approachto(GetRectStart(pCell->m_BBox), GetRectStart(plastCell->m_BBox), GetRectHeight(pCell->m_BBox) / 4)) {
- if(approachto(GetRectStart(plastCell->m_BBox), GetRectStart(pCell->m_BBox), GetRectHeight(pCell->m_BBox) * 2.3) &&
- GetRectStart(plastCell->m_BBox) - GetRectStart(pCell->m_BBox) > 0) {
- if(pCurObj->m_Type == PDFPAGE_TEXT || pLastObj->m_Type == PDFPAGE_TEXT) {
- CPDF_TextObject* pText;
- if(pCurObj->m_Type == PDFPAGE_TEXT) {
- pText = (CPDF_TextObject*)pCurObj;
- } else {
- pText = (CPDF_TextObject*)pLastObj;
- }
- CPDF_TextObjectItem item;
- pText->GetItemInfo(0, &item);
- CFX_WideString str = pText->GetFont()->UnicodeFromCharCode(item.m_CharCode);
- FX_WCHAR unicode = str.GetAt(0);
- if(unicode > 255) {
- bMerge = TRUE;
- }
- }
- }
- } else if(!approachto(GetRectEnd(pCell->m_BBox), GetRectEnd(plastCell->m_BBox), GetRectHeight(pCell->m_BBox) * 3)) {
- FX_RECT rect = pLastObj->GetBBox(&m_PDFDisplayMatrix);
- if(approachto(GetRectStart(pCell->m_BBox), GetRectStart(plastCell->m_BBox), GetRectHeight(pCell->m_BBox) / 4)) {
- if(GetRectEnd(rect) - GetRectEnd(pCell->m_BBox) > 0) {
- bMerge = TRUE;
- bEnforce = TRUE;
- } else if(GetRectEnd(rect) - GetRectEnd(pCell->m_BBox) <= 0 &&
- GetRectEnd(rect) - GetRectEnd(pCell->m_BBox) > GetRectHeight(pCell->m_BBox) * -3) {
- if(pCurObj->m_Type == PDFPAGE_TEXT) {
- CPDF_TextObject* pText = (CPDF_TextObject*)pCurObj;
- CPDF_TextObjectItem item;
- pText->GetItemInfo(0, &item);
- CFX_WideString str = pText->GetFont()->UnicodeFromCharCode(item.m_CharCode);
- FX_WCHAR unicode = str.GetAt(0);
- if(unicode > 96 && unicode < 123) {
- bMerge = TRUE;
- }
- }
- }
- }
- } else {
- bMerge = TRUE;
- }
- }
- } else {
- m_WritingMode = WritingMode;
- bEnforce = FALSE;
- }
- if(bMerge) {
- if(GetRectEnd(plastCell->m_BBox) - GetRectEnd(pCell->m_BBox) > 30) {
- bEnforce = TRUE;
- }
- FX_POSITION pos = pCell->m_ObjList.GetHeadPosition();
- while(pos) {
- plastCell->m_ObjList.AddTail(pCell->m_ObjList.GetNext(pos));
- }
- plastCell->m_BBox.Union(pCell->m_BBox);
- pCell->m_ObjList.RemoveAll();
- delete pCell;
- cellArray.RemoveAt(i);
- i--;
- count--;
- } else {
- plastCell = pCell;
- }
- }
-}
-void CPDF_AutoReflowLayoutProvider::ProcessObj(CFX_PtrArray& cellArray, CPDF_PageObject* pObj, CFX_AffineMatrix matrix)
-{
-}
-int32_t CPDF_AutoReflowLayoutProvider::LogicPreObj(CPDF_PageObject* pObj)
-{
- CPDF_PageObject* pPreObj = m_pPreObj;
- m_pPreObj = pObj;
- if(!pPreObj) {
- return 0;
- }
- if(pPreObj->m_Type != pObj->m_Type) {
- return 0;
- }
- CFX_FloatRect rcCurObj(pObj->m_Left, pObj->m_Bottom, pObj->m_Right, pObj->m_Top);
- CFX_FloatRect rcPreObj(pPreObj->m_Left, pPreObj->m_Bottom, pPreObj->m_Right, pPreObj->m_Top);
- if(pObj->m_Type == PDFPAGE_IMAGE) {
- if(rcPreObj.Contains(rcCurObj)) {
- return 2;
- }
- if(rcCurObj.Contains(rcPreObj)) {
- return 2;
- }
- return 0;
- }
- if(pObj->m_Type == PDFPAGE_TEXT) {
- if(!((rcPreObj.bottom > rcCurObj.top) || (rcPreObj.top < rcCurObj.bottom))) {
- FX_FLOAT height = FX_MIN(rcPreObj.Height(), rcCurObj.Height());
- if((rcCurObj.left - rcPreObj.right) > height / 3) {
- return 3;
- }
- }
- if(FXSYS_fabs(rcPreObj.Width() - rcCurObj.Width()) >= 2 || FXSYS_fabs(rcPreObj.Height() - rcCurObj.Height()) >= 2 ) {
- return 0;
- }
- CPDF_TextObject* pPreTextObj = (CPDF_TextObject*)pPreObj;
- CPDF_TextObject* pCurTextObj = (CPDF_TextObject*)pObj;
- int nPreCount = pPreTextObj->CountItems();
- int nCurCount = pCurTextObj->CountItems();
- if (nPreCount != nCurCount) {
- return 0;
- }
- FX_BOOL bSame = TRUE;
- for (int i = 0; i < nPreCount; i++) {
- CPDF_TextObjectItem itemPer, itemCur;
- pPreTextObj->GetItemInfo(i, &itemPer);
- pCurTextObj->GetItemInfo(i, &itemCur);
- if (itemCur.m_CharCode != itemPer.m_CharCode) {
- return 0;
- }
- if (itemCur.m_OriginX != itemPer.m_OriginX) {
- bSame = FALSE;
- }
- if (itemCur.m_OriginY != itemPer.m_OriginY) {
- bSame = FALSE;
- }
- }
- if(rcPreObj.left == rcCurObj.left && rcPreObj.top == rcCurObj.top) {
- return 1;
- }
- if(FXSYS_fabs(rcPreObj.left - rcCurObj.left) < rcPreObj.Width() / 3
- && FXSYS_fabs(rcPreObj.top - rcCurObj.top) < rcPreObj.Height() / 3) {
- return 2;
- }
- }
- return 0;
-}
-void CPDF_AutoReflowLayoutProvider::GenerateLine(CFX_PtrArray& cellArray)
-{
- CRF_CELL* pCell = NULL;
- CFX_AffineMatrix matrix;
- FX_POSITION pos = m_pPDFPage->GetFirstObjectPosition();
- if(!pos) {
- return;
- }
- FX_FLOAT PDFWidth = m_pPDFPage->GetPageWidth();
- FX_FLOAT PDFHeight = m_pPDFPage->GetPageHeight();
- m_pPDFPage->GetDisplayMatrix(m_PDFDisplayMatrix, 0, 0, (int)PDFWidth, (int)PDFHeight, 0);
- CPDF_PageObject* pPerObj = NULL;
- int a = 0;
- CFX_FloatRect pageBBox = m_pPDFPage->m_BBox;
- FX_FLOAT PrevX = 0 , PrevY = 0, PosX, PosY;
- while(pos) {
- CPDF_PageObject* pObj = m_pPDFPage->GetNextObject(pos);
- if(!pObj || pObj->m_Type == PDFPAGE_PATH) {
- continue;
- }
- int logic = LogicPreObj(pObj);
- if(logic == 2) {
- if(pCell) {
- pCell->m_ObjList.SetAt(pCell->m_ObjList.GetTailPosition(), pObj);
- }
- continue;
- }
- if (pObj->m_Type == PDFPAGE_TEXT) {
- CPDF_TextObject* pTextObj = (CPDF_TextObject*)pObj;
- int textmode = pTextObj->m_TextState.GetObject()->m_TextMode;
- if(m_Style.m_bIgnoreInvisibleText && pTextObj->m_TextState.GetObject()->m_TextMode == 3) {
- continue;
- }
- PosX = pTextObj->GetPosX();
- PosY = pTextObj->GetPosY();
- m_PDFDisplayMatrix.Transform(PosX, PosY);
- } else {
- PosX = 0;
- PosY = 0;
- }
- FX_BOOL bNewLine = TRUE;
- FX_RECT ObjBBox = pObj->GetBBox(&m_PDFDisplayMatrix);
- if(ObjBBox.left > PDFWidth || ObjBBox.right < 0 ||
- ObjBBox.bottom < 0 || ObjBBox.top > PDFHeight) {
- continue;
- }
- if(ObjBBox.IsEmpty()) {
- continue;
- }
- a++;
- if(!pCell) {
- bNewLine = TRUE;
- m_WritingMode = GetWritingMode(NULL, pObj);
- } else {
- int WritingMode = GetWritingMode(pPerObj, pObj);
- if(m_WritingMode == WritingMode || m_WritingMode == WritingMode_UNKNOW || WritingMode == WritingMode_UNKNOW) {
- if(WritingMode != WritingMode_UNKNOW) {
- m_WritingMode = WritingMode;
- }
- if(m_WritingMode == WritingMode_TBRL) {
- if(!(GetRectBottom(ObjBBox) > GetRectTop(pCell->m_BBox) ||
- GetRectTop(ObjBBox) < GetRectBottom(pCell->m_BBox))) {
- bNewLine = FALSE;
- }
- } else {
- if(!(GetRectBottom(ObjBBox) < GetRectTop(pCell->m_BBox) ||
- GetRectTop(ObjBBox) > GetRectBottom(pCell->m_BBox))) {
- bNewLine = FALSE;
- }
- if (pObj->m_Type == PDFPAGE_TEXT) {
- if(FXSYS_fabs(PrevY - PosY) < 1 ) {
- bNewLine = FALSE;
- }
- }
- }
- } else {
- m_WritingMode = WritingMode;
- }
- }
- pPerObj = pObj;
- if(bNewLine) {
- int c = pCell ? pCell->m_ObjList.GetCount() : 0;
- pCell = new CRF_CELL;
- pCell->m_CellWritingMode = m_WritingMode;
- pCell->m_BBox = ObjBBox;
- if(pObj->m_Type == PDFPAGE_TEXT) {
- FX_FLOAT x = ((CPDF_TextObject*)pObj)->GetPosX(), y = ((CPDF_TextObject*)pObj)->GetPosY();
- m_PDFDisplayMatrix.Transform(x, y);
- if(x < ObjBBox.left) {
- pCell->m_BBox.left = (int)x;
- }
- }
- pCell->m_ObjList.AddTail(pObj);
- cellArray.Add(pCell);
- } else {
- pCell->m_ObjList.AddTail(pObj);
- pCell->m_BBox.Union(ObjBBox);
- }
- PrevX = PosX;
- PrevY = PosY;
- }
-}
-FX_FLOAT CPDF_AutoReflowLayoutProvider::GetLayoutOrderHeight(CPDF_PageObject* pCurObj)
-{
- CFX_FloatRect rcCurObj(pCurObj->m_Left, pCurObj->m_Bottom, pCurObj->m_Right, pCurObj->m_Top);
- if (m_WritingMode == WritingMode_TBRL) {
- return rcCurObj.Width();
- }
- return rcCurObj.Height();
-}
-FX_FLOAT CPDF_AutoReflowLayoutProvider::GetLayoutOrderWidth(CPDF_PageObject* pCurObj)
-{
- CFX_FloatRect rcCurObj(pCurObj->m_Left, pCurObj->m_Bottom, pCurObj->m_Right, pCurObj->m_Top);
- if (m_WritingMode == WritingMode_TBRL) {
- return rcCurObj.Height();
- }
- return rcCurObj.Width();
-}
-int CPDF_AutoReflowLayoutProvider:: GetRectWidth(FX_RECT rect)
-{
- if(m_WritingMode == WritingMode_TBRL) {
- return rect.Height();
- }
- return rect.Width();
-}
-int CPDF_AutoReflowLayoutProvider:: GetRectHeight(FX_RECT rect)
-{
- if(m_WritingMode == WritingMode_TBRL) {
- return rect.Width();
- }
- return rect.Height();
-}
-int CPDF_AutoReflowLayoutProvider:: GetRectStart(FX_RECT rect)
-{
- if(m_WritingMode == WritingMode_TBRL) {
- return rect.top;
- }
- return rect.left;
-}
-int CPDF_AutoReflowLayoutProvider:: GetRectEnd(FX_RECT rect)
-{
- if(m_WritingMode == WritingMode_TBRL) {
- return rect.bottom;
- }
- return rect.right;
-}
-int CPDF_AutoReflowLayoutProvider:: GetRectTop(FX_RECT rect)
-{
- if(m_WritingMode == WritingMode_TBRL) {
- return rect.right;
- }
- return rect.top;
-}
-int CPDF_AutoReflowLayoutProvider:: GetRectBottom(FX_RECT rect)
-{
- if(m_WritingMode == WritingMode_TBRL) {
- return rect.left;
- }
- return rect.bottom;
-}
-int CPDF_AutoReflowLayoutProvider::GetWritingMode(CPDF_PageObject* pPreObj, CPDF_PageObject* pCurObj)
-{
- CFX_FloatRect rcCurObj(pCurObj->m_Left, pCurObj->m_Bottom, pCurObj->m_Right, pCurObj->m_Top);
- if(pCurObj->m_Type == PDFPAGE_TEXT) {
- CPDF_TextObject* ptextObj = (CPDF_TextObject* )pCurObj;
- int count = ptextObj->CountItems();
- if(count > 1) {
- CPDF_TextObjectItem Item1, Item2;
- ptextObj->GetItemInfo(0, &Item1);
- ptextObj->GetItemInfo(count - 1, &Item2);
- if(Item2.m_CharCode == -1 && count > 2) {
- ptextObj->GetItemInfo(2, &Item2);
- }
- CFX_AffineMatrix textMatrix;
- ptextObj->GetTextMatrix(&textMatrix);
- textMatrix.Transform(Item1.m_OriginX, Item1.m_OriginY);
- textMatrix.Transform(Item2.m_OriginX, Item2.m_OriginY);
- FX_FLOAT dx = FXSYS_fabs(Item1.m_OriginX - Item2.m_OriginX);
- FX_FLOAT dy = FXSYS_fabs(Item1.m_OriginY - Item2.m_OriginY);
- return dx >= dy ? WritingMode_LRTB : WritingMode_TBRL;
- } else {
- if(m_WritingMode != WritingMode_UNKNOW) {
- return m_WritingMode;
- }
- }
- }
- if(pPreObj) {
- FX_FLOAT threshold = rcCurObj.Width() / 4;
- if(m_WritingMode == WritingMode_LRTB) {
- if(FXSYS_fabs(pPreObj->m_Bottom - pCurObj->m_Bottom) < threshold * 2
- && FXSYS_fabs(pPreObj->m_Top - pCurObj->m_Top) < threshold * 2) {
- return m_WritingMode;
- }
- FX_FLOAT mid = (pCurObj->m_Bottom + pCurObj->m_Top) / 2;
- if(mid > pPreObj->m_Bottom && mid < pPreObj->m_Top && pCurObj->m_Right > pPreObj->m_Right) {
- return m_WritingMode;
- }
- } else if(m_WritingMode == WritingMode_TBRL) {
- if(FXSYS_fabs(pPreObj->m_Left - pCurObj->m_Left) < threshold * 2
- && FXSYS_fabs(pPreObj->m_Right - pCurObj->m_Right) < threshold * 2) {
- return m_WritingMode;
- }
- FX_FLOAT mid = (pCurObj->m_Right + pCurObj->m_Left) / 2;
- if(mid > pPreObj->m_Left && mid < pPreObj->m_Right && pCurObj->m_Bottom < pPreObj->m_Bottom) {
- return m_WritingMode;
- }
- }
- if(FXSYS_fabs(pPreObj->m_Left - pCurObj->m_Left) < threshold &&
- FXSYS_fabs(pPreObj->m_Bottom - pCurObj->m_Bottom) > threshold * 2) {
- return WritingMode_TBRL;
- }
- if(FXSYS_fabs(pPreObj->m_Left - pCurObj->m_Left) > threshold &&
- FXSYS_fabs(pPreObj->m_Bottom - pCurObj->m_Bottom) < threshold * 2) {
- return WritingMode_LRTB;
- }
- int count = 0;
- if(pPreObj->m_Type == PDFPAGE_TEXT) {
- CPDF_TextObject* ptextObj = (CPDF_TextObject* )pCurObj;
- count = ptextObj->CountItems();
- }
- if(pPreObj->m_Type != PDFPAGE_TEXT || count == 1) {
- if(pCurObj->m_Left > pPreObj->m_Right) {
- FX_FLOAT mid = (pCurObj->m_Top + pCurObj->m_Bottom) / 2;
- if(mid < pPreObj->m_Top && mid > pPreObj->m_Bottom) {
- return WritingMode_LRTB;
- }
- }
- if(pCurObj->m_Top < pPreObj->m_Bottom) {
- FX_FLOAT mid = (pCurObj->m_Left + pCurObj->m_Right) / 2;
- if(mid < pPreObj->m_Right && mid > pPreObj->m_Left) {
- return WritingMode_TBRL;
- }
- }
- }
- }
- return WritingMode_UNKNOW;
-}
-LayoutStatus CPDF_AutoReflowLayoutProvider::StartLoad(IFX_Pause* pPause)
-{
- m_pPause = pPause;
- m_pRoot = new CPDF_AutoReflowElement(LayoutDocument);
- m_Step = 0;
- return Continue();
-}
-LayoutStatus CPDF_AutoReflowLayoutProvider::Continue()
-{
- GenerateStructTree();
- return m_Status;
-}
-int CPDF_AutoReflowLayoutProvider::GetPosition()
-{
- if(m_Step == 0) {
- return 0;
- } else {
- return m_Step * 100 / AUTOREFLOW_STEP_REMOVEDATA;
- }
-}
-FX_FLOAT CPDF_AutoReflowLayoutProvider::GetObjMinCell(CPDF_PageObject* pObj)
-{
- if(!pObj) {
- return 0;
- }
- if(pObj->m_Type != PDFPAGE_TEXT) {
- CFX_AffineMatrix matrix;
- FX_RECT rect = pObj->GetBBox(&matrix);
- return (FX_FLOAT)(rect.Width());
- }
- CPDF_TextObject* pTextObj = (CPDF_TextObject* )pObj;
- int count = pTextObj->CountItems();
- for(int i = 0; i < count; i++) {
- CPDF_TextObjectItem Item;
- pTextObj->GetItemInfo(i, &Item);
- if(Item.m_CharCode == -1) {
- continue;
- }
- if((Item.m_CharCode > 47 && Item.m_CharCode < 58) || (Item.m_CharCode > 64 && Item.m_CharCode < 91)
- || (Item.m_CharCode > 96 && Item.m_CharCode < 123)) {
- continue;
- }
- if(Item.m_CharCode > 127 || (Item.m_CharCode > 32 && Item.m_CharCode < 35) || Item.m_CharCode == 37 ||
- (Item.m_CharCode > 38 && Item.m_CharCode < 42) || Item.m_CharCode == 44 || Item.m_CharCode == 46 ||
- Item.m_CharCode == 58 || Item.m_CharCode == 59 || Item.m_CharCode == 63 || Item.m_CharCode == 93) {
- if(i == count - 1) {
- CFX_AffineMatrix matrix;
- FX_RECT rect = pObj->GetBBox(&matrix);
- return (FX_FLOAT)(rect.Width());
- } else {
- pTextObj->GetItemInfo(i + 1, &Item);
- return Item.m_OriginX;
- }
- }
- return Item.m_OriginX;
- }
- CFX_AffineMatrix matrix;
- FX_RECT rect = pObj->GetBBox(&matrix);
- return (FX_FLOAT)(rect.Width());
-}
diff --git a/core/src/reflow/autoreflow.h b/core/src/reflow/autoreflow.h
deleted file mode 100644
index 20babd72da..0000000000
--- a/core/src/reflow/autoreflow.h
+++ /dev/null
@@ -1,125 +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
-
-#ifndef CORE_SRC_REFLOW_AUTOREFLOW_H_
-#define CORE_SRC_REFLOW_AUTOREFLOW_H_
-
-#include "../../include/reflow/reflowengine.h"
-#include "reflowedpage.h"
-
-class CPDF_AutoReflowElement;
-class CPDF_AutoReflowLayoutProvider;
-typedef CFX_ArrayTemplate<CPDF_AutoReflowElement*> CAR_ElmPtrArray;
-typedef CFX_ArrayTemplate<CPDF_PageObject*> CAR_ObjPtrArray;
-class CRF_CELL
-{
-public:
- CRF_CELL() { };
- ~CRF_CELL() { };
- CFX_PtrList m_ObjList;
- int m_CellWritingMode;
- FX_RECT m_BBox;
-};
-class CPDF_AutoReflowElement : public IPDF_LayoutElement
-{
-public:
- CPDF_AutoReflowElement(LayoutType layoutType = LayoutUnknown , CPDF_AutoReflowElement* pParent = NULL) ;
- ~CPDF_AutoReflowElement();
- LayoutType GetType()
- {
- return m_ElmType;
- }
- void GetRect(CFX_FloatRect& rcRect) {};
-
- int CountAttrValues(LayoutAttr attr_type);
- LayoutEnum GetEnumAttr(LayoutAttr attr_type, int index);
- FX_FLOAT GetNumberAttr(LayoutAttr attr_type, int index);
- FX_COLORREF GetColorAttr(LayoutAttr attr_type, int index);
-
- int CountChildren()
- {
- return m_ChildArray.GetSize();
- }
- IPDF_LayoutElement* GetChild(int index)
- {
- return m_ChildArray.GetAt(index);
- }
-
- IPDF_LayoutElement* GetParent()
- {
- return m_pParentElm;
- }
- int CountObjects()
- {
- return m_ObjArray.GetSize();
- }
- CPDF_PageObject* GetObject(int index)
- {
- return m_ObjArray.GetAt(index);
- }
- CPDF_AutoReflowElement* m_pParentElm;
- LayoutType m_ElmType;
- CAR_ElmPtrArray m_ChildArray;
- CAR_ObjPtrArray m_ObjArray;
- FX_FLOAT m_SpaceBefore;
-};
-#define AUTOREFLOW_STEP_GENERATELINE 1
-#define AUTOREFLOW_STEP_GENERATEParagraph 2
-#define AUTOREFLOW_STEP_CREATEELEMENT 3
-#define AUTOREFLOW_STEP_REMOVEDATA 4
-class CPDF_AutoReflowLayoutProvider : public IPDF_LayoutProvider
-{
-public:
- CPDF_AutoReflowLayoutProvider(CPDF_PageObjects* pPage, FX_BOOL bReadOrder);
- ~CPDF_AutoReflowLayoutProvider();
- void SetLayoutProviderStyle(LAYOUTPROVIDER_STYLE Style)
- {
- m_Style = Style;
- }
- LayoutStatus StartLoad(IFX_Pause* pPause = NULL);
- LayoutStatus Continue();
- int GetPosition();
- IPDF_LayoutElement* GetRoot()
- {
- return m_pRoot;
- }
- FX_FLOAT GetObjMinCell(CPDF_PageObject* pObj);
- void Conver2AppreceOrder(const CPDF_PageObjects* pStreamOrderObjs, CPDF_PageObjects* pAppraceOrderObjs);
- void ReleaseElm(CPDF_AutoReflowElement*& pElm, FX_BOOL bReleaseChildren = TRUE);
- void GenerateCell();
- void GenerateStructTree();
- void GenerateLine(CFX_PtrArray& cellArray);
- void GenerateParagraph(CFX_PtrArray& cellArray);
- void CreateElement();
- void AddObjectArray(CPDF_AutoReflowElement* pElm, CFX_PtrList& ObjList);
- FX_FLOAT GetLayoutOrderHeight(CPDF_PageObject* pCurObj);
- FX_FLOAT GetLayoutOrderWidth(CPDF_PageObject* pCurObj);
- int GetWritingMode(CPDF_PageObject* pPreObj, CPDF_PageObject* pCurObj);
- int GetRectStart(FX_RECT rect);
- int GetRectEnd(FX_RECT rect);
- int GetRectTop(FX_RECT rect);
- int GetRectBottom(FX_RECT rect);
- int GetRectHeight(FX_RECT rect);
- int GetRectWidth(FX_RECT rect);
- void ProcessObj(CFX_PtrArray& cellArray, CPDF_PageObject* pObj, CFX_AffineMatrix matrix);
- int32_t LogicPreObj(CPDF_PageObject* pObj);
-
- CPDF_AutoReflowElement* m_pRoot;
- CPDF_AutoReflowElement* m_pCurrElm;
- CPDF_Page* m_pPDFPage;
- IFX_Pause* m_pPause;
- CFX_AffineMatrix m_PDFDisplayMatrix;
- CPDF_PageObject* m_pPreObj;
- LayoutStatus m_Status;
- int m_WritingMode;
- CFX_PtrArray m_CellArray;
- FX_BOOL m_bReadOrder;
- LAYOUTPROVIDER_STYLE m_Style;
- CFX_PtrArray m_cellArray;
- int m_Step;
-};
-
-#endif // CORE_SRC_REFLOW_AUTOREFLOW_H_
diff --git a/core/src/reflow/layoutprocessor_reflow.cpp b/core/src/reflow/layoutprocessor_reflow.cpp
deleted file mode 100644
index 151ae9b4a5..0000000000
--- a/core/src/reflow/layoutprocessor_reflow.cpp
+++ /dev/null
@@ -1,1551 +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 "../../include/reflow/reflowengine.h"
-#include "reflowedpage.h"
-#include "layoutprovider_taggedpdf.h"
-IPDF_LayoutProcessor* IPDF_LayoutProcessor::Create_LayoutProcessor_Reflow(FX_FLOAT TopIndent, FX_FLOAT fWidth, FX_FLOAT fHeight, void* pReflowedPage, int flags, FX_FLOAT lineSpace )
-{
- if(pReflowedPage == NULL || fWidth <= 20) {
- return NULL;
- }
- CPDF_LayoutProcessor_Reflow* pReflowEngine = new CPDF_LayoutProcessor_Reflow();
- pReflowEngine->Init(TopIndent, fWidth, fHeight, (CPDF_ReflowedPage*)pReflowedPage, flags, lineSpace);
- return pReflowEngine;
-}
-CPDF_LayoutProcessor_Reflow::CPDF_LayoutProcessor_Reflow()
-{
- m_pPause = NULL;
- m_pLayoutElement = NULL;
- m_fRefWidth = 0;
- m_fRefWidth = 0;
- m_fCurrLineWidth = 0;
- m_fCurrLineHeight = 0;
- m_bIllustration = FALSE;
- m_pPreObj = NULL;
- m_pCurrLine = new CRF_DataPtrArray(50);
- m_pTempLine = new CRF_DataPtrArray(50);
- m_StartIndent = 0;
- m_PausePosition = 0;
-}
-CPDF_LayoutProcessor_Reflow::~CPDF_LayoutProcessor_Reflow()
-{
- if (m_pCurrLine) {
- m_pCurrLine->RemoveAll();
- delete m_pCurrLine;
- }
- m_pCurrLine = NULL;
- if (m_pTempLine) {
- m_pTempLine->RemoveAll();
- delete m_pTempLine;
- }
- m_pTempLine = NULL;
-}
-void CPDF_LayoutProcessor_Reflow::Init(FX_FLOAT TopIndent, FX_FLOAT fWidth, FX_FLOAT fHeight, CPDF_ReflowedPage* pReflowedPage, int flags, FX_FLOAT lineSpace)
-{
- m_pLayoutElement = NULL;
- m_TopIndent = TopIndent;
- m_Status = LayoutReady;
- m_flags = flags;
- m_pReflowedPage = pReflowedPage;
- m_fScreenHeight = fHeight;
- m_fRefWidth = fWidth;
- m_fCurrLineHeight = 0;
- m_fCurrLineWidth = 0;
- m_fLineSpace = lineSpace;
- pReflowedPage->m_PageWidth = fWidth;
- pReflowedPage->m_PageHeight = TopIndent;
-}
-void CPDF_LayoutProcessor_Reflow::FitPageMode()
-{
- if(m_flags & RF_PARSER_PAGEMODE && m_fScreenHeight > 20) {
- float fitPageHeight = m_fScreenHeight;
- CPDF_ReflowedPage* pRFPage = m_pReflowedPage;
- int count = pRFPage->m_pReflowed->GetSize();
- CFX_WordArray dy;
- dy.Add(0);
- int pos = 0;
- int screenCount = 1;
- FX_FLOAT h = pRFPage->GetPageHeight();
- while (h > screenCount * fitPageHeight) {
- FX_FLOAT tempPageHeight = screenCount * fitPageHeight;
- int j = 0;
- FX_FLOAT tempDy = 0;
- for(int i = 0; i < count; i++) {
- CRF_Data* pData = (*pRFPage->m_pReflowed)[i];
- FX_FLOAT posY;
- posY = pData->m_PosY;
- if(FXSYS_fabs(posY) > tempPageHeight &&
- FXSYS_fabs(posY + pData->m_Height) < tempPageHeight) {
- if(j == 0) {
- j = i;
- }
- if(pData->m_Height > fitPageHeight) {
- FX_FLOAT zoom;
- FX_FLOAT spaceh = screenCount * fitPageHeight + posY + pData->m_Height;
- if(spaceh < fitPageHeight / 3 * 2) {
- spaceh = fitPageHeight;
- }
- zoom = spaceh / pData->m_Height;
- tempDy = spaceh - pData->m_Height;
- pData->m_Height = spaceh;
- pData->m_Width *= zoom;
- break;
- }
- FX_FLOAT dy = pData->m_PosY + pData->m_Height + tempPageHeight;
- if(dy > tempDy) {
- tempDy = dy;
- }
- } else if(FXSYS_fabs(posY + pData->m_Height) > tempPageHeight) {
- break;
- }
- }
- for(; j < count; j++) {
- CRF_Data* pData = (*pRFPage->m_pReflowed)[j];
- FX_FLOAT posY;
- posY = pData->m_PosY;
- if(FXSYS_fabs(posY) > tempPageHeight ) {
- pData->m_PosY -= tempDy;
- }
- if(pData->m_Height >= fitPageHeight) {
- pData->m_Height = fitPageHeight - 1;
- if(pData->GetType() == CRF_Data::Text) {
- CRF_CharData* pCharData = (CRF_CharData*)pData;
- pCharData->m_pCharState->m_fFontSize = pData->m_Height;
- }
- }
- }
- pRFPage->m_PageHeight += tempDy;
- h += tempDy;
- screenCount++;
- }
- }
-}
-LayoutStatus CPDF_LayoutProcessor_Reflow::StartProcess(IPDF_LayoutElement* pElement, IFX_Pause* pPause, const CFX_AffineMatrix* pPDFMatrix)
-{
- if(!pElement) {
- return LayoutError;
- }
- m_pPause = pPause;
- m_PDFMatrix = *pPDFMatrix;
- m_pRootElement = pElement;
- ProcessElement(m_pRootElement, m_fRefWidth);
- if(m_Status == LayoutToBeContinued) {
- return LayoutToBeContinued;
- }
- m_Status = LayoutFinished;
- FitPageMode();
- return LayoutFinished;
-}
-LayoutStatus CPDF_LayoutProcessor_Reflow::Continue()
-{
- int size = m_pReflowedPage->m_pReflowed->GetSize();
- ProcessElement(m_pRootElement, m_CurrRefWidth);
- size = m_pReflowedPage->m_pReflowed->GetSize();
- if(m_Status == LayoutReady) {
- m_Status = LayoutFinished;
- FitPageMode();
- }
- return m_Status;
-}
-int CPDF_LayoutProcessor_Reflow::GetPosition()
-{
- return m_PausePosition;
-}
-FX_BOOL CPDF_LayoutProcessor_Reflow::IsCanBreakAfter(FX_DWORD unicode)
-{
- if(unicode == -1) {
- return FALSE;
- }
- switch(unicode) {
- case 40:
- case 91:
- case 123:
- return FALSE;
- }
- if(unicode >= 256) {
- return TRUE;
- } else if(unicode >= 48 && unicode <= 57) {
- return FALSE;
- } else if(unicode >= 64 && unicode <= 90) {
- return FALSE;
- } else if(unicode >= 97 && unicode <= 122) {
- return FALSE;
- }
- return TRUE;
-}
-FX_BOOL CPDF_LayoutProcessor_Reflow::IsCanBreakBefore(FX_DWORD unicode)
-{
- if(unicode == -1) {
- return FALSE;
- }
- switch(unicode) {
- case 33:
- case 41:
- case 44:
- case 46:
- case 59:
- case 63:
- case 93:
- case 125:
- return FALSE;
- }
- if(unicode >= 256) {
- return TRUE;
- } else if(unicode >= 48 && unicode <= 57) {
- return FALSE;
- } else if(unicode >= 64 && unicode <= 90) {
- return FALSE;
- } else if(unicode >= 97 && unicode <= 122) {
- return FALSE;
- }
- return TRUE;
-}
-void CPDF_LayoutProcessor_Reflow::ProcessTable(FX_FLOAT dx)
-{
- if(m_pReflowedPage->m_pReflowed->GetSize() == 0) {
- return;
- }
- CRF_Table* pTable = m_TableArray.GetAt(m_TableArray.GetSize() - 1);
- int rowCount = pTable->m_nCell.GetSize();
- int n = 0;
- FX_FLOAT* dyRow = FX_Alloc(FX_FLOAT, rowCount + 1);
- FXSYS_memset(dyRow, 0, sizeof(FX_FLOAT) * (rowCount + 1));
- dyRow[0] = 0 ;
- dyRow[0] = - pTable->m_ReflowPageHeight;
- int tableColCount = 0;
- int i;
- for(i = 0; i < rowCount; i++) {
- int colCount = pTable->m_nCell.GetAt(i);
- if(colCount > tableColCount) {
- tableColCount = colCount;
- }
- }
- int cellCount = tableColCount * rowCount;
- RF_TableCell** pVirtualTable = FX_Alloc(RF_TableCell*, cellCount);
- FXSYS_memset(pVirtualTable, 0, sizeof(RF_TableCell*) * cellCount);
- for(i = 0; i < rowCount; i++) {
- int colCount = pTable->m_nCell.GetAt(i);
- FX_FLOAT rowWidth = 0;
- int j = 0;
- int s = pTable->m_pCellArray.GetSize();
- for(j = 0; j < colCount; j++) {
- RF_TableCell* pCell = (RF_TableCell*)pTable->m_pCellArray.GetAt(n++);
- if(pCell->m_EndPos < pCell->m_BeginPos) {
- continue;
- }
- int pos = i * tableColCount;
- while(pos < cellCount && pVirtualTable[pos] != NULL) {
- pos++;
- }
- if(pos >= (i + 1) * tableColCount) {
- pos = i * tableColCount + j;
- }
- int RowSpan = pCell->m_RowSpan;
- int ColSpan = pCell->m_ColSpan;
- if(RowSpan + i > rowCount) {
- RowSpan = rowCount - i;
- }
- if(ColSpan + j > colCount) {
- ColSpan = colCount - j;
- }
- for(int m = 0; m < RowSpan; m++) {
- for(int nn = 0; nn < ColSpan; nn++) {
- if(pos + nn >= cellCount) {
- break;
- }
- pVirtualTable[pos + nn] = pCell;
- }
- pos += tableColCount;
- }
- FX_FLOAT dxCell = dx;
- for(pos = i * tableColCount; pVirtualTable[pos] != pCell && pos < cellCount; pos++) {
- dxCell += (pVirtualTable[pos])->m_MaxWidth;
- }
- CRF_Data* pData = (*m_pReflowedPage->m_pReflowed)[pCell->m_BeginPos];
- FX_FLOAT dy = dyRow[i] - pData->m_Height - pData->m_PosY;
- CFX_AffineMatrix matrix(1, 0, 0, 1, dxCell, dy);
- Transform(&matrix, m_pReflowedPage->m_pReflowed, pCell->m_BeginPos, pCell->m_EndPos - pCell->m_BeginPos + 1);
- if(pCell->m_RowSpan + i <= rowCount) {
- if(FXSYS_fabs(dyRow[pCell->m_RowSpan + i]) < FXSYS_fabs(dyRow[i] - pCell->m_CellHeight)) {
- dyRow[pCell->m_RowSpan + i] = dyRow[i] - pCell->m_CellHeight;
- }
- }
- }
- }
- n = 0;
- for(i = 0; i < rowCount; i++) {
- int colCount = pTable->m_nCell.GetAt(i);
- for(int j = 0; j < colCount; j++) {
- RF_TableCell* pCell = (RF_TableCell*)pTable->m_pCellArray.GetAt(n++);
- switch(pCell->m_BlockAlign) {
- case LayoutAfter: {
- FX_FLOAT dy = dyRow[i + pCell->m_RowSpan] - pCell->m_CellHeight - dyRow[i];
- CFX_AffineMatrix matrix(1, 0, 0, 1, 0, dy);
- Transform(&matrix, m_pReflowedPage->m_pReflowed, pCell->m_BeginPos, pCell->m_EndPos - pCell->m_BeginPos + 1);
- }
- break;
- case LayoutMiddle:
- case LayoutJustify: {
- FX_FLOAT dy = (dyRow[i + pCell->m_RowSpan] + pCell->m_CellHeight - dyRow[i]) / 2;
- CFX_AffineMatrix matrix(1, 0, 0, 1, 0, dy);
- Transform(&matrix, m_pReflowedPage->m_pReflowed, pCell->m_BeginPos, pCell->m_EndPos - pCell->m_BeginPos + 1);
- break;
- }
- default:
- break;
- }
- }
- }
- CRF_Data* pData = (*m_pReflowedPage->m_pReflowed)[m_pReflowedPage->m_pReflowed->GetSize() - 1];
- m_pReflowedPage->m_PageHeight = - dyRow[rowCount] + pData->m_Height;
- FX_Free(pVirtualTable);
- FX_Free(dyRow);
- int size = pTable->m_pCellArray.GetSize();
- for(i = 0; i < size; i++) {
- RF_TableCell* pCell = pTable->m_pCellArray.GetAt(i);
- FX_Free(pCell);
- }
- pTable->m_pCellArray.RemoveAll();
- pTable->m_nCell.RemoveAll();
- int s = sizeof(CRF_Table);
- delete pTable;
- m_TableArray.RemoveAt(m_TableArray.GetSize() - 1);
-}
-CFX_FloatRect CPDF_LayoutProcessor_Reflow::GetElmBBox(IPDF_LayoutElement* pElement)
-{
- CFX_FloatRect rect;
- int objCount = pElement->CountObjects();
- int count = pElement->CountChildren();
- if(objCount == 0 && count == 0) {
- return rect;
- }
- CFX_AffineMatrix matrix;
- int i;
- for(i = 0; i < objCount; i++) {
- CPDF_PageObject* pObj = pElement->GetObject(0);
- if(!pObj) {
- continue;
- }
- if( rect.Height() == 0 ) {
- rect = pObj->GetBBox(&matrix);
- } else {
- rect.Union(pObj->GetBBox(&matrix));
- }
- }
- for(i = 0; i < count; i++) {
- IPDF_LayoutElement* pChildElement = pElement->GetChild(i);
- if( rect.Height() == 0 ) {
- rect = GetElmBBox(pChildElement);
- } else {
- rect.Union(GetElmBBox(pChildElement));
- }
- }
- return rect;
-}
-FX_FLOAT CPDF_LayoutProcessor_Reflow::GetElmWidth(IPDF_LayoutElement* pElement)
-{
- if(!pElement) {
- return 0;
- }
- LayoutType layoutType = pElement->GetType();
- FX_FLOAT width = 0;
- if(layoutType == LayoutTable || layoutType == LayoutTableDataCell || layoutType == LayoutTableHeaderCell) {
- width = pElement->GetNumberAttr(LayoutWidth);
- if(width > 0) {
- return width;
- }
- } else if( layoutType == LayoutTableRow) {
- int count = pElement->CountChildren();
- for(int i = 0; i < count; i++) {
- IPDF_LayoutElement* pElm = pElement->GetChild(i);
- width += pElm->GetNumberAttr(LayoutWidth);
- }
- if(width > 0) {
- return width;
- }
- }
- CFX_FloatRect rect = GetElmBBox(pElement);
- return rect.Width();
-}
-FX_BOOL GetIntersection(FX_FLOAT low1, FX_FLOAT high1, FX_FLOAT low2, FX_FLOAT high2,
- FX_FLOAT& interlow, FX_FLOAT& interhigh);
-FX_BOOL IsSameLine(FX_BOOL bHorizontal, CFX_FloatRect Rect1, CFX_FloatRect Rect2)
-{
- if(bHorizontal) {
- FX_FLOAT inter_top, inter_bottom;
- if (!GetIntersection(Rect1.bottom, Rect1.top, Rect2.bottom, Rect2.top,
- inter_bottom, inter_top)) {
- return FALSE;
- }
- FX_FLOAT lineHeight = Rect1.top - Rect1.bottom;
- if(lineHeight > 20 && lineHeight > Rect2.Height() * 2) {
- return FALSE;
- }
- if(lineHeight > 5 && Rect2.Height() / 2 > lineHeight) {
- return FALSE;
- }
- FX_FLOAT inter_h = inter_top - inter_bottom;
- if (inter_h < (lineHeight) / 2 && inter_h < Rect2.Height() / 2) {
- return FALSE;
- }
- } else {
- FX_FLOAT inter_left, inter_right;
- if(!GetIntersection(Rect1.left, Rect1.right, Rect2.left, Rect2.right, inter_left, inter_right)) {
- return FALSE;
- }
- FX_FLOAT inter_w = inter_right - inter_left;
- if (inter_w < (Rect1.right - Rect1.left) / 2 && inter_w < (Rect2.right - Rect2.left) / 2) {
- return FALSE;
- }
- }
- return TRUE;
-}
-int32_t IsCanMergeParagraph(IPDF_LayoutElement* pPrevElement, IPDF_LayoutElement* pNextElement)
-{
- int32_t analogial = 100;
- int32_t nPrevObj = pPrevElement->CountObjects(), i;
- CPDF_PageObject* pPrevObj = NULL;
- CFX_FloatRect prevRect, rect;
- CFX_PtrArray prevLine, line;
- FX_BOOL bParagraphStart = FALSE;
- for(i = 0; i < nPrevObj; i++) {
- CPDF_PageObject* pObj = pPrevElement->GetObject(i);
- if(!pPrevObj) {
- pPrevObj = pObj;
- rect = CFX_FloatRect(pObj->m_Left, pObj->m_Bottom, pObj->m_Right, pObj->m_Top);
- line.Add(pObj);
- continue;
- }
- CFX_FloatRect objRect = CFX_FloatRect(pObj->m_Left, pObj->m_Bottom, pObj->m_Right, pObj->m_Top);
- if(IsSameLine(TRUE, rect, objRect)) {
- line.Add(pObj);
- rect.Union(objRect);
- } else {
- prevLine.RemoveAll();
- prevLine.Append(line);
- prevRect = rect;
- line.RemoveAll();
- line.Add(pObj);
- rect = objRect;
- if(!bParagraphStart) {
- if (prevRect.left > rect.left + rect.Height() * 1.5) {
- bParagraphStart = TRUE;
- }
- }
- }
- }
- if(prevLine.GetSize()) {
- if(FXSYS_fabs(rect.right - prevRect.right) > rect.Height()) {
- analogial -= 50;
- }
- }
- CPDF_PageObject* pObj = pPrevElement->GetObject(nPrevObj - 1);
- if(pObj->m_Type == PDFPAGE_TEXT) {
- CPDF_TextObject* pText = (CPDF_TextObject*)pObj;
- int32_t nItem = pText->CountItems();
- CPDF_TextObjectItem item;
- pText->GetItemInfo(nItem - 1, &item);
- CFX_WideString wStr = pText->GetFont()->UnicodeFromCharCode(item.m_CharCode);
- if(wStr.IsEmpty()) {
- wStr = (FX_WCHAR)item.m_CharCode;
- }
- FX_WCHAR wch = wStr.GetAt(wStr.GetLength() - 1);
- switch(wch) {
- case '.':
- case 12290:
- case 65311:
- case 63:
- case 33:
- case 65281:
- analogial -= 50;
- break;
- }
- }
- prevLine.RemoveAll();
- prevLine.Append(line);
- line.RemoveAll();
- int32_t nNextObj = pNextElement->CountObjects();
- pPrevObj = NULL;
- FX_BOOL bFirst = TRUE;
- for(i = 0; i < nNextObj; i++) {
- CPDF_PageObject* pObj = pNextElement->GetObject(i);
- if(!pPrevObj) {
- pPrevObj = pObj;
- rect = CFX_FloatRect(pObj->m_Left, pObj->m_Bottom, pObj->m_Right, pObj->m_Top);
- line.Add(pObj);
- continue;
- }
- CFX_FloatRect objRect = CFX_FloatRect(pObj->m_Left, pObj->m_Bottom, pObj->m_Right, pObj->m_Top);
- if(IsSameLine(TRUE, rect, objRect)) {
- line.Add(pObj);
- rect.Union(objRect);
- } else {
- if(FXSYS_fabs(rect.right - prevRect.right) < rect.Height() && FXSYS_fabs(rect.left - prevRect.left) < rect.Height()) {
- analogial += 50;
- }
- prevLine.RemoveAll();
- prevLine.Append(line);
- prevRect = rect;
- line.RemoveAll();
- line.Add(pObj);
- rect = objRect;
- if(!bFirst) {
- break;
- }
- bFirst = FALSE;
- }
- }
- if(prevLine.GetSize()) {
- if(bParagraphStart) {
- if(prevRect.left - rect.left > rect.Height() && prevRect.left - rect.left < rect.Height() * 3) {
- analogial -= 50;
- }
- } else {
- if(FXSYS_fabs(prevRect.left - rect.left) < rect.Height()) {
- analogial -= 50;
- }
- }
- }
- return analogial;
-}
-void CPDF_LayoutProcessor_Reflow::ProcessElement(IPDF_LayoutElement* pElement, FX_FLOAT reflowWidth)
-{
- if(pElement == NULL) {
- return;
- }
- if(m_Status == LayoutReady) {
- LayoutType layoutType = pElement->GetType();
- int32_t ElementType = GetElementTypes(layoutType);
- switch(ElementType) {
- case SST_IE:
- m_bIllustration = TRUE;
- break;
- case SST_BLSE:
- FinishedCurrLine();
- FX_FLOAT StartIndent = 0;
- if(IPDF_LayoutElement* pParent = pElement->GetParent()) {
- StartIndent = pParent->GetNumberAttr(LayoutStartIndent);
- }
- FX_FLOAT currStartIndent = pElement->GetNumberAttr(LayoutStartIndent);
- m_StartIndent = ConverWidth(currStartIndent);
- FX_FLOAT width = reflowWidth;
- if(StartIndent != currStartIndent) {
- reflowWidth -= m_StartIndent;
- }
- FX_FLOAT spaceBefore = pElement->GetNumberAttr(LayoutSpaceBefore);
- m_pReflowedPage->m_PageHeight += spaceBefore;
- m_TextAlign = pElement->GetEnumAttr(LayoutTextAlign);
- if(IPDF_LayoutElement* pParent = pElement->GetParent()) {
- StartIndent = pParent->GetNumberAttr(LayoutEndIndent);
- FX_FLOAT currEndIndent = pElement->GetNumberAttr(LayoutEndIndent);
- if(StartIndent != currStartIndent) {
- reflowWidth -= ConverWidth(currEndIndent);
- }
- }
- if(reflowWidth * 2 < width) {
- reflowWidth = width;
- m_StartIndent = 0;
- }
- break;
- }
- switch(layoutType) {
- case LayoutTable: {
- CRF_Table* pTable = new CRF_Table;
- m_TableArray.Add(pTable);
- pTable->m_ReflowPageHeight = m_pReflowedPage->m_PageHeight;
- pTable->m_TableWidth = GetElmWidth(pElement);
- break;
- }
- case LayoutTableRow: {
- if(!m_TableArray.GetSize()) {
- break;
- }
- int count = pElement->CountChildren();
- CRF_Table* pTable = m_TableArray.GetAt(m_TableArray.GetSize() - 1);
- int f = 0;
- for(int i = 0; i < count; i++) {
- IPDF_LayoutElement* pChildElement = pElement->GetChild(i);
- LayoutType type = pChildElement->GetType();
- if(type == LayoutTableDataCell || type == LayoutTableHeaderCell) {
- f++;
- }
- }
- pTable->m_nCell.Add(f);
- break;
- }
- case LayoutTableDataCell:
- case LayoutTableHeaderCell: {
- if(!m_TableArray.GetSize()) {
- break;
- }
- RF_TableCell* pCell = FX_Alloc(RF_TableCell, 1);
- FXSYS_memset(pCell, 0 , sizeof(RF_TableCell));
- CRF_Table* pTable = m_TableArray.GetAt(m_TableArray.GetSize() - 1);
- int pos = pTable->m_nCell.GetSize() - 1;
- pCell->m_BeginPos = m_pReflowedPage->m_pReflowed->GetSize();
- FX_FLOAT cellWidth = pElement->GetNumberAttr(LayoutWidth);
- if(cellWidth == 0 || pCell->m_MaxWidth > pTable->m_TableWidth) {
- CRF_Table* pTable = m_TableArray.GetAt(m_TableArray.GetSize() - 1);
- pCell->m_MaxWidth = reflowWidth / pTable->m_nCell.GetAt(pTable->m_nCell.GetSize() - 1);
- } else {
- pCell->m_MaxWidth = pElement->GetNumberAttr(LayoutWidth) * reflowWidth / pTable->m_TableWidth;
- }
- pCell->m_ColSpan = (int)(pElement->GetNumberAttr(LayoutColSpan));
- pCell->m_RowSpan = (int)(pElement->GetNumberAttr(LayoutRowSpan));
- if(!pCell->m_ColSpan) {
- pCell->m_ColSpan = 1;
- }
- if(!pCell->m_RowSpan ) {
- pCell->m_RowSpan = 1;
- }
- pCell->m_BlockAlign = pElement->GetEnumAttr(LayoutBlockAlign);
- m_TextAlign = pElement->GetEnumAttr(LayoutInlineAlign);
- pCell->m_PosX = 0;
- pCell->m_PosY = 0;
- reflowWidth = pCell->m_MaxWidth;
- pTable->m_pCellArray.Add(pCell);
- break;
- }
- default:
- break;
- }
- m_fLineHeight = pElement->GetNumberAttr(LayoutLineHeight);
- int ReflowedSize = m_pReflowedPage->m_pReflowed->GetSize();
- if(pElement->CountObjects()) {
- ProcessObjs(pElement, reflowWidth);
- }
- }
- int count = pElement->CountChildren();
- for(int i = 0; i < count; i++) {
- IPDF_LayoutElement* pChildElement = pElement->GetChild(i);
- ProcessElement(pChildElement, reflowWidth);
- if(m_pPause && m_pRootElement == pElement && m_Status != LayoutToBeContinued ) {
- if(m_pPause->NeedToPauseNow()) {
- m_pLayoutElement = pChildElement;
- m_Status = LayoutToBeContinued;
- m_CurrRefWidth = reflowWidth;
- m_PausePosition = (i + 1) * 100 / (count + 1);
- return ;
- }
- }
- if(m_Status == LayoutToBeContinued && m_pLayoutElement == pChildElement) {
- m_Status = LayoutReady;
- }
- }
- if(m_Status == LayoutReady) {
- FX_FLOAT dx = 0;
- LayoutType layoutType = pElement->GetType();
- int32_t ElementType = GetElementTypes(layoutType);
- switch(ElementType) {
- case SST_IE:
- m_bIllustration = FALSE;
- FinishedCurrLine();
- break;
- case SST_BLSE:
- FinishedCurrLine();
- FX_FLOAT StartIndent = 0;
- if(IPDF_LayoutElement* pParent = pElement->GetParent()) {
- StartIndent = pParent->GetNumberAttr(LayoutStartIndent);
- }
- FX_FLOAT currStartIndent = pElement->GetNumberAttr(LayoutStartIndent);
- if(StartIndent != currStartIndent) {
- reflowWidth += ConverWidth(currStartIndent);
- dx += ConverWidth(currStartIndent);
- }
- FX_FLOAT spaceAfter = pElement->GetNumberAttr(LayoutSpaceAfter);
- m_pReflowedPage->m_PageHeight += spaceAfter;
- break;
- }
- switch(layoutType) {
- case LayoutTableDataCell:
- case LayoutTableHeaderCell: {
- if(!m_TableArray.GetSize()) {
- break;
- }
- CRF_Table* pTable = m_TableArray.GetAt(m_TableArray.GetSize() - 1);
- RF_TableCell* pCell = pTable->m_pCellArray.GetAt(pTable->m_pCellArray.GetSize() - 1);
- pCell->m_EndPos = m_pReflowedPage->m_pReflowed->GetSize() - 1;
- if(pCell->m_EndPos < pCell->m_BeginPos) {
- pCell->m_CellHeight = 0;
- } else {
- CRF_Data* pBeginData = (*m_pReflowedPage->m_pReflowed)[pCell->m_BeginPos];
- CRF_Data* pEndData = (*m_pReflowedPage->m_pReflowed)[pCell->m_EndPos];
- pCell->m_CellHeight = pBeginData->m_Height > pEndData->m_Height ? pBeginData->m_Height : pEndData->m_Height;
- pCell->m_CellHeight -= pEndData->m_PosY - pBeginData->m_PosY;
- }
- break;
- }
- case LayoutTableRow: {
- if(!m_TableArray.GetSize()) {
- break;
- }
- CRF_Table* pTable = m_TableArray.GetAt(m_TableArray.GetSize() - 1);
- if(pTable->m_nCol == 0) {
- pTable->m_nCol = pTable->m_pCellArray.GetSize();
- }
- break;
- }
- case LayoutTable: {
- ProcessTable(dx);
- break;
- }
- default:
- if(dx) {
- CFX_AffineMatrix matrix(1, 0, 0, 1, dx, 0);
- int ReflowedSize = m_pReflowedPage->m_pReflowed->GetSize();
- Transform(&matrix, m_pReflowedPage->m_pReflowed, ReflowedSize, m_pReflowedPage->m_pReflowed->GetSize() - ReflowedSize);
- }
- }
- }
- if(m_pRootElement == pElement) {
- m_PausePosition = 100;
- }
-}
-int32_t CPDF_LayoutProcessor_Reflow::GetElementTypes(LayoutType layoutType)
-{
- switch(layoutType) {
- case LayoutParagraph:
- case LayoutHeading:
- case LayoutHeading1:
- case LayoutHeading2:
- case LayoutHeading3:
- case LayoutHeading4:
- case LayoutHeading5:
- case LayoutHeading6:
- case LayoutList:
- case LayoutListItem:
- case LayoutListLabel:
- case LayoutListBody:
- case LayoutTable:
- case LayoutTableHeaderCell:
- case LayoutTableDataCell:
- case LayoutTableRow:
- case LayoutTableHeaderGroup:
- case LayoutTableBodyGroup:
- case LayoutTableFootGroup:
- case LayoutTOCI:
- case LayoutCaption:
- return SST_BLSE;
- case LayoutFigure:
- case LayoutFormula:
- case LayoutForm:
- return SST_IE;
- case LayoutSpan:
- case LayoutQuote:
- case LayoutNote:
- case LayoutReference:
- case LayoutBibEntry:
- case LayoutCode:
- case LayoutLink:
- case LayoutAnnot:
- case LayoutRuby:
- case LayoutWarichu:
- return SST_ILSE;
- default:
- return SST_GE;
- }
- return FALSE;
-}
-FX_FLOAT CPDF_LayoutProcessor_Reflow::ConverWidth(FX_FLOAT width)
-{
- return width;
-}
-void CPDF_LayoutProcessor_Reflow::ProcessObject(CPDF_PageObject* pObj, FX_FLOAT reflowWidth, CFX_AffineMatrix objMatrix)
-{
- if(!pObj) {
- return;
- }
- if(pObj->m_Type == PDFPAGE_TEXT) {
- ProcessTextObject( (CPDF_TextObject *)pObj, reflowWidth, objMatrix);
- } else if(pObj->m_Type == PDFPAGE_IMAGE) {
- if(!(m_flags & RF_PARSER_IMAGE)) {
- return;
- }
- CPDF_PageObjects* pObjs = new CPDF_PageObjects(FALSE);
- FX_POSITION pos = pObjs->GetLastObjectPosition();
- pos = pObjs->InsertObject(pos, pObj);
- CFX_AffineMatrix matrix;
- FX_RECT rect = pObj->GetBBox(&matrix);
- CPDF_ImageObject* ImageObj = (CPDF_ImageObject*)pObj;
- ProcessUnitaryObjs(pObjs, reflowWidth, objMatrix);
- delete pObjs;
- } else if(pObj->m_Type == PDFPAGE_PATH) {
- } else if(pObj->m_Type == PDFPAGE_FORM) {
- CPDF_FormObject* pForm = (CPDF_FormObject*)pObj;
- FX_POSITION pos = pForm->m_pForm->GetFirstObjectPosition();
- objMatrix.Concat(pForm->m_FormMatrix);
- while (pos) {
- CPDF_PageObject* pObj1 = pForm->m_pForm->GetNextObject(pos);
- ProcessObject(pObj1, reflowWidth, objMatrix);
- }
- }
-}
-void CPDF_LayoutProcessor_Reflow::ProcessObjs(IPDF_LayoutElement* pElement, FX_FLOAT reflowWidth)
-{
- m_fCurrMaxWidth = reflowWidth;
- int ObjCount = pElement->CountObjects();
- for(int i = 0; i < ObjCount; i++) {
- CPDF_PageObject* pObj = pElement->GetObject(i);
- ProcessObject(pObj, reflowWidth, m_PDFMatrix);
- continue;
- }
-}
-void CPDF_LayoutProcessor_Reflow::AddTemp2CurrLine(int begin, int count)
-{
- if(begin < 0 || count <= 0 || !m_pReflowedPage || !m_pReflowedPage->m_pReflowed || !m_pTempLine) {
- return;
- } else {
- count += begin;
- }
- int size = m_pReflowedPage->m_pReflowed->GetSize();
- int temps = m_pTempLine->GetSize();
- for(int i = begin; i < count; i++) {
- CRF_Data* pData = (*m_pTempLine)[i];
- AddData2CurrLine(pData);
- }
-}
-void CPDF_LayoutProcessor_Reflow::AddData2CurrLine(CRF_Data* pData)
-{
- if(pData == NULL || m_pCurrLine == NULL) {
- return;
- }
- m_pCurrLine->Add(pData);
- m_fCurrLineWidth = pData->m_PosX + pData->m_Width;
- if(pData->m_Height > m_fCurrLineHeight) {
- m_fCurrLineHeight = pData->m_Height;
- }
-}
-void CPDF_LayoutProcessor_Reflow::UpdateCurrLine()
-{
-}
-void CPDF_LayoutProcessor_Reflow::Transform(const CFX_AffineMatrix* pMatrix, CRF_DataPtrArray* pDataArray, int beginPos, int count)
-{
- if (!pDataArray) {
- return;
- }
- if(count == 0) {
- count = pDataArray->GetSize();
- } else {
- count += beginPos;
- }
- for(int i = beginPos; i < count; i++) {
- CRF_Data* pData = (*pDataArray)[i];
- Transform(pMatrix, pData);
- }
-}
-void CPDF_LayoutProcessor_Reflow::Transform(const CFX_AffineMatrix* pMatrix, CRF_Data* pData)
-{
- if(pData->GetType() == CRF_Data::Path) {
- CRF_PathData* pPathData = (CRF_PathData*)pData;
- pPathData->m_pPath2Device.Concat(*pMatrix);
- }
- pMatrix->Transform(pData->m_PosX, pData->m_PosY, pData->m_PosX, pData->m_PosY);
-}
-FX_BOOL CPDF_LayoutProcessor_Reflow::FinishedCurrLine()
-{
- if (NULL == m_pCurrLine) {
- return FALSE;
- }
- int count = m_pCurrLine->GetSize();
- if(count == 0) {
- return FALSE;
- }
- if(m_fLineHeight > m_fCurrLineHeight) {
- m_fCurrLineHeight = m_fLineHeight;
- } else {
- m_fCurrLineHeight += 2;
- }
- if(m_pReflowedPage->m_pReflowed->GetSize() > 0) {
- m_fCurrLineHeight += m_fLineSpace;
- }
- FX_FLOAT height = m_pReflowedPage->m_PageHeight + m_fCurrLineHeight;
- FX_FLOAT lineHeight = m_fLineHeight;
- if(lineHeight == 0) {
- lineHeight = m_fCurrLineHeight;
- }
- FX_FLOAT dx = 0;
- switch(m_TextAlign) {
- case LayoutCenter:
- dx = (m_fCurrMaxWidth - m_fCurrLineWidth) / 2;
- break;
- case LayoutEnd:
- dx = m_fCurrMaxWidth - m_fCurrLineWidth;
- break;
- case LayoutJustify:
- break;
- default:
- break;
- }
- FX_FLOAT dy = - height;
- int refedSize = m_pReflowedPage->m_pReflowed->GetSize();
- if(count == 13) {
- int a = 0;
- }
- for(int i = 0; i < count; i++) {
- CRF_Data* pData = (*m_pCurrLine)[i];
- m_pReflowedPage->m_pReflowed->Add(pData);
- FX_FLOAT x = m_StartIndent + dx * (m_TextAlign == LayoutJustify ? i + 1 : 1);
- CFX_AffineMatrix matrix(1, 0, 0, 1, x, dy);
- Transform(&matrix, pData);
- }
- m_pCurrLine->RemoveAll();
- m_fCurrLineWidth = 0;
- m_pReflowedPage->m_PageHeight += m_fCurrLineHeight;
- m_fCurrLineHeight = 0;
- return TRUE;
-}
-CRF_CharState* CPDF_LayoutProcessor_Reflow::GetCharState(CPDF_TextObject* pObj, CPDF_Font* pFont, FX_FLOAT fHeight, FX_ARGB color)
-{
- if (NULL == m_pReflowedPage->m_pCharState) {
- return NULL;
- }
- int count = m_pReflowedPage->m_pCharState->GetSize();
- for(int i = count - 1; i >= 0; i--) {
- CRF_CharState* pState = (CRF_CharState*)m_pReflowedPage->m_pCharState->GetAt(i);
- if(pState->m_Color == color && pState->m_fFontSize == fHeight && pState->m_pFont == pFont && pState->m_pTextObj == pObj) {
- return pState;
- }
- }
- CRF_CharState pState;
- pState.m_pTextObj = pObj;
- pState.m_Color = color;
- pState.m_pFont = pFont;
- pState.m_fFontSize = fHeight;
- int ascent = pFont->GetTypeAscent();
- int descent = pFont->GetTypeDescent();
- pState.m_fAscent = ascent * fHeight / (ascent - descent);
- if(descent == 0) {
- pState.m_fDescent = 0;
- } else {
- pState.m_fDescent = descent * fHeight / (ascent - descent);
- }
- pState.m_bVert = FALSE;
- CPDF_CIDFont *pCIDFont = pFont->GetCIDFont();
- if(pCIDFont) {
- pState.m_bVert = pCIDFont->IsVertWriting();
- }
- m_pReflowedPage->m_pCharState->Add(pState);
- return (CRF_CharState*)m_pReflowedPage->m_pCharState->GetAt(count);
-}
-int CPDF_LayoutProcessor_Reflow::GetCharWidth(FX_DWORD charCode, CPDF_Font* pFont) const
-{
- if(charCode == -1) {
- return 0;
- }
- int w = pFont->GetCharWidthF(charCode);
- if(w == 0) {
- CFX_ByteString str;
- pFont->AppendChar(str, charCode);
- w = pFont->GetStringWidth(str, 1);
- if(w == 0) {
- FX_RECT BBox;
- pFont->GetCharBBox(charCode, BBox);
- w = BBox.right - BBox.left;
- }
- }
- return w;
-}
-void CPDF_LayoutProcessor_Reflow::CreateRFData(CPDF_PageObject* pObj, CFX_AffineMatrix* pObjMatrix)
-{
- if (NULL == m_pReflowedPage->m_pMemoryPool) {
- return;
- }
- if(pObj->m_Type == PDFPAGE_TEXT) {
- CPDF_TextObject* pTextObj = (CPDF_TextObject* )pObj;
- int count = pTextObj->CountItems();
- if(!count) {
- return;
- }
- if(count == 1) {
- CPDF_TextObjectItem Item;
- pTextObj->GetItemInfo(0, &Item);
- if(Item.m_CharCode == 49) {
- int a = 0;
- }
- }
- CPDF_Font * pFont = pTextObj->GetFont();
- FX_FLOAT fs = pTextObj->GetFontSize();
- FX_FLOAT* pmatrix = pTextObj->m_TextState.GetMatrix();
- FX_FLOAT matrix1 = pmatrix[1];
- if(pmatrix[2] == 0) {
- matrix1 = 0;
- }
- CFX_AffineMatrix textMatrix(pmatrix[0], matrix1, pmatrix[2], pmatrix[3], 0, 0);
- FX_FLOAT height = FXSYS_fabs(textMatrix.TransformDistance(fs));
- if(pObjMatrix) {
- height = FXSYS_fabs(pObjMatrix->TransformDistance(height));
- }
- int r = 0, g = 0, b = 0;
- pTextObj->m_ColorState.GetFillColor()->GetRGB(r, g, b);
- FX_ARGB col = r * 0x10000;
- col += g * 0x100;
- col += b;
- CRF_CharState* pState = GetCharState(pTextObj, pFont, height, col);
- FX_FLOAT dx = 0, dy = 0;
- FX_RECT ObjBBox;
- if(pObjMatrix) {
- ObjBBox = pTextObj->GetBBox(pObjMatrix);
- dx = (float)ObjBBox.left;
- dy = (float)ObjBBox.bottom;
- } else {
- CFX_AffineMatrix matrix;
- ObjBBox = pTextObj->GetBBox(&matrix);
- }
- FX_FLOAT objWidth = 0;
- CFX_ByteString str;
- FX_BOOL bOrder = TRUE;
- CFX_PtrArray tempArray;
- int i = 0;
- CPDF_TextObjectItem Item;
- pTextObj->GetItemInfo(i, &Item);
- dx = Item.m_OriginX;
- dy = Item.m_OriginY;
- textMatrix.Transform(Item.m_OriginX, Item.m_OriginY, dx, dy);
- CRF_CharData* pLastData = NULL;
- FX_FLOAT horzScale = pTextObj->m_TextState.GetFontSizeV() / pTextObj->m_TextState.GetFontSizeH();
- while(i < count) {
- pTextObj->GetItemInfo(i, &Item);
- if(Item.m_CharCode == -1) {
- i++;
- continue;
- }
- FX_FLOAT OriginX, OriginY;
- textMatrix.Transform(Item.m_OriginX, Item.m_OriginY, OriginX, OriginY);
- CRF_CharData* pData = (CRF_CharData*)m_pReflowedPage->m_pMemoryPool->Alloc(sizeof(CRF_CharData));
- if (NULL == pData) {
- continue;
- }
- pData->m_Type = CRF_Data::Text;
- if(FXSYS_fabs(OriginY - dy) > FXSYS_fabs(OriginX - dx)) {
- pData->m_PosY = dy;
- pData->m_PosX = pLastData->m_PosX + pLastData->m_Width + textMatrix.TransformDistance(pTextObj->m_TextState.GetObject()->m_CharSpace);
- } else {
- pData->m_PosY = OriginY;
- pData->m_PosX = OriginX;
- }
- int size = tempArray.GetSize();
- if(size && pData->m_PosX < pLastData->m_PosX ) {
- for (int j = 0; j < size; j++) {
- CRF_CharData* pData1 = (CRF_CharData*)tempArray.GetAt(j);
- if(pData1->m_PosX > pData->m_PosX) {
- tempArray.InsertAt(j, pData);
- break;
- }
- }
- } else {
- tempArray.Add(pData);
- }
- pLastData = pData;
- pData->m_CharCode = Item.m_CharCode;
- pData->m_Height = FXSYS_fabs(height);
- int w = GetCharWidth(Item.m_CharCode, pFont);
- pData->m_Width = FXSYS_fabs(fs * textMatrix.TransformDistance((FX_FLOAT)w) / 1000);
- if(horzScale) {
- pData->m_Width /= horzScale;
- }
- pData->m_pCharState = pState;
- i++;
- }
- count = tempArray.GetSize();
- for (int j = 0; j < count; j++) {
- CRF_CharData* pData = (CRF_CharData*)tempArray.GetAt(j);
- if (m_pTempLine) {
- m_pTempLine->Add(pData);
- }
- }
- tempArray.RemoveAll();
- } else if(pObj->m_Type == PDFPAGE_IMAGE) {
- CPDF_ImageObject* pImageObj = (CPDF_ImageObject* )pObj;
- CRF_ImageData* pRFImage = (CRF_ImageData*)m_pReflowedPage->m_pMemoryPool->Alloc(sizeof(CRF_ImageData));
- if (NULL == pRFImage) {
- return;
- }
- pRFImage->m_pBitmap = NULL;
- pRFImage->m_Type = CRF_Data::Image;
- if (m_pTempLine) {
- m_pTempLine->Add(pRFImage);
- }
- CPDF_Image *pImage = pImageObj->m_pImage;
- if (!pImage->m_pDIBSource || !pImage->m_pMask) {
- if(pImage->StartLoadDIBSource(m_pReflowedPage->GetFormResDict(pImageObj), m_pReflowedPage->m_pPDFPage->m_pResources, 0, 0, TRUE)) {
- pImage->Continue(NULL);
- }
- }
- CFX_DIBSource* pDibSource = pImage->DetachBitmap();
- if (pDibSource) {
- pRFImage->m_pBitmap = pDibSource->Clone();
- delete pDibSource;
- }
- CFX_DIBSource* pMask = pImage->DetachMask();
- if (pMask) {
- if (!pMask->IsAlphaMask()) {
- CFX_DIBitmap* pMaskBmp = pMask->Clone();
- pMaskBmp->ConvertFormat(FXDIB_8bppMask);
- pRFImage->m_pBitmap->MultiplyAlpha(pMaskBmp);
- delete pMaskBmp;
- } else {
- pRFImage->m_pBitmap->MultiplyAlpha(pMask);
- }
- delete pMask;
- }
- CFX_FloatRect ObjBBox;
- if(pObjMatrix) {
- ObjBBox = pImageObj->GetBBox(pObjMatrix);
- } else {
- CFX_AffineMatrix matrix;
- ObjBBox = pImageObj->GetBBox(&matrix);
- }
- pRFImage->m_Width = ObjBBox.Width();
- pRFImage->m_Height = ObjBBox.Height();
- pRFImage->m_PosX = 0;
- pRFImage->m_PosY = 0;
- CFX_AffineMatrix matrix(1, 0, 0, -1, 0, 0);
- matrix.Concat(pImageObj->m_Matrix);
- matrix.Concat(*pObjMatrix);
- pRFImage->m_Matrix.Set(matrix.a == 0 ? 0 : matrix.a / FXSYS_fabs(matrix.a),
- matrix.b == 0 ? 0 : matrix.b / FXSYS_fabs(matrix.b),
- matrix.c == 0 ? 0 : matrix.c / FXSYS_fabs(matrix.c),
- matrix.d == 0 ? 0 : matrix.d / FXSYS_fabs(matrix.d), 0, 0);
- } else if(pObj->m_Type == PDFPAGE_PATH) {
- }
-}
-FX_FLOAT CPDF_LayoutProcessor_Reflow:: GetDatasWidth(int beginPos, int endpos)
-{
- if(endpos < beginPos || !m_pTempLine) {
- return 0;
- }
- if(endpos > m_pTempLine->GetSize() - 1) {
- endpos = m_pTempLine->GetSize() - 1;
- }
- CRF_Data* pBeginData = (*m_pTempLine)[beginPos];
- CRF_Data* pEndData = (*m_pTempLine)[endpos];
- return pEndData->m_PosX - pBeginData->m_PosX + pEndData->m_Width;
-}
-FX_WCHAR CPDF_LayoutProcessor_Reflow::GetPreChar()
-{
- if (NULL == m_pCurrLine) {
- return -1;
- }
- int index = m_pCurrLine->GetSize() - 1;
- CRF_CharData* pCharData = NULL;
- while (index >= 0 && !pCharData) {
- CRF_Data* pData = (*m_pCurrLine)[index];
- if(pData->GetType() == CRF_Data::Text) {
- pCharData = (CRF_CharData*)pData;
- } else {
- return -1;
- }
- index --;
- }
- if(m_pReflowedPage) {
- index = m_pReflowedPage->m_pReflowed->GetSize() - 1;
- }
- while(!pCharData && index >= 0) {
- CRF_Data* pData = (*m_pReflowedPage->m_pReflowed)[index];
- if(pData->GetType() == CRF_Data::Text) {
- pCharData = (CRF_CharData*)pData;
- } else {
- return -1;
- }
- index --;
- }
- if(pCharData) {
- CFX_WideString str = pCharData->m_pCharState->m_pFont->UnicodeFromCharCode(pCharData->m_CharCode);
- return str.GetAt(0);
- }
- return -1;
-}
-int CPDF_LayoutProcessor_Reflow::ProcessInsertObject(CPDF_TextObject* pObj, CFX_AffineMatrix formMatrix)
-{
- if(!pObj || !m_pPreObj || !m_pCurrLine) {
- return 0;
- }
- if(m_pCurrLine->GetSize() == 0) {
- return 0;
- }
- CPDF_TextObjectItem item;
- int nItem = m_pPreObj->CountItems();
- m_pPreObj->GetItemInfo(nItem - 1, &item);
- FX_FLOAT last_pos = item.m_OriginX;
- FX_FLOAT last_width = GetCharWidth(item.m_CharCode, m_pPreObj->GetFont()) * m_pPreObj->GetFontSize() / 1000;
- last_width = FXSYS_fabs(last_width);
- pObj->GetItemInfo(0, &item);
- FX_FLOAT this_width = GetCharWidth(item.m_CharCode, pObj->GetFont()) * pObj->GetFontSize() / 1000;
- this_width = FXSYS_fabs(this_width);
- FX_FLOAT threshold = last_width > this_width ? last_width / 4 : this_width / 4;
- CFX_AffineMatrix prev_matrix, prev_reverse;
- m_pPreObj->GetTextMatrix(&prev_matrix);
- prev_matrix.Concat(m_perMatrix);
- prev_reverse.SetReverse(prev_matrix);
- FX_FLOAT x = pObj->GetPosX(), y = pObj->GetPosY();
- formMatrix.Transform(x, y);
- prev_reverse.Transform(x, y);
- FX_WCHAR preChar = GetPreChar();
- CFX_WideString wstrItem = pObj->GetFont()->UnicodeFromCharCode(item.m_CharCode);
- FX_WCHAR curChar = wstrItem.GetAt(0);
- if (FXSYS_fabs(y) > threshold * 2) {
- if (preChar == L'-') {
- return 3;
- }
- if (preChar != L' ') {
- return 1;
- }
- return 2;
- }
- if ((x - last_pos - last_width) > threshold && curChar != L' ' && preChar != L' ') {
- return 1;
- }
- return 0;
-}
-int32_t CPDF_LayoutProcessor_Reflow::LogicPreObj(CPDF_TextObject* pObj)
-{
- CPDF_TextObject* pPreObj = m_pPreObj;
- m_pPreObj = pObj;
- if(!pObj || !pPreObj) {
- return 0;
- }
- CPDF_TextObjectItem item;
- pPreObj->GetItemInfo(pPreObj->CountItems() - 1, &item);
- FX_FLOAT last_pos = item.m_OriginX;
- FX_FLOAT last_width = pPreObj->GetFont()->GetCharWidthF(item.m_CharCode) * pPreObj->GetFontSize() / 1000;
- last_width = FXSYS_fabs(last_width);
- pObj->GetItemInfo(0, &item);
- FX_FLOAT this_width = pObj->GetFont()->GetCharWidthF(item.m_CharCode) * pObj->GetFontSize() / 1000;
- this_width = FXSYS_fabs(this_width);
- FX_FLOAT threshold = last_width > this_width ? last_width / 4 : this_width / 4;
- CFX_AffineMatrix prev_matrix, prev_reverse;
- pPreObj->GetTextMatrix(&prev_matrix);
- prev_reverse.SetReverse(prev_matrix);
- FX_FLOAT x = pObj->GetPosX(), y = pObj->GetPosY();
- prev_reverse.Transform(x, y);
- CFX_WideString wstrItem = pObj->GetFont()->UnicodeFromCharCode(item.m_CharCode);
- FX_WCHAR curChar = wstrItem.GetAt(0);
- if (FXSYS_fabs(y) > threshold * 2) {
- return 2;
- }
- FX_WCHAR preChar = 0;
- if (FXSYS_fabs(last_pos + last_width - x) > threshold && curChar != L' ') {
- return 1;
- }
- return 0;
- m_pPreObj = pObj;
- if(!pPreObj) {
- return 0;
- }
- if(pPreObj->m_Type != pObj->m_Type) {
- return 0;
- }
- CFX_FloatRect rcCurObj(pObj->m_Left, pObj->m_Bottom, pObj->m_Right, pObj->m_Top);
- CFX_FloatRect rcPreObj(pPreObj->m_Left, pPreObj->m_Bottom, pPreObj->m_Right, pPreObj->m_Top);
- if(pObj->m_Type == PDFPAGE_IMAGE) {
- if(rcPreObj.Contains(rcCurObj)) {
- return 2;
- }
- if(rcCurObj.Contains(rcPreObj)) {
- return 2;
- }
- return 0;
- }
- if(pObj->m_Type == PDFPAGE_TEXT) {
- if(!((rcPreObj.bottom > rcCurObj.top) || (rcPreObj.top < rcCurObj.bottom))) {
- FX_FLOAT height = FX_MIN(rcPreObj.Height(), rcCurObj.Height());
- if((rcCurObj.left - rcPreObj.right) > height / 3) {
- return 3;
- }
- }
- if(FXSYS_fabs(rcPreObj.Width() - rcCurObj.Width()) >= 2 || FXSYS_fabs(rcPreObj.Height() - rcCurObj.Height()) >= 2 ) {
- return 0;
- }
- CPDF_TextObject* pPreTextObj = (CPDF_TextObject*)pPreObj;
- CPDF_TextObject* pCurTextObj = (CPDF_TextObject*)pObj;
- int nPreCount = pPreTextObj->CountItems();
- int nCurCount = pCurTextObj->CountItems();
- if (nPreCount != nCurCount) {
- return 0;
- }
- FX_BOOL bSame = TRUE;
- for (int i = 0; i < nPreCount; i++) {
- CPDF_TextObjectItem itemPer, itemCur;
- pPreTextObj->GetItemInfo(i, &itemPer);
- pCurTextObj->GetItemInfo(i, &itemCur);
- if (itemCur.m_CharCode != itemPer.m_CharCode) {
- return 0;
- }
- if (itemCur.m_OriginX != itemPer.m_OriginX) {
- bSame = FALSE;
- }
- if (itemCur.m_OriginY != itemPer.m_OriginY) {
- bSame = FALSE;
- }
- }
- if(rcPreObj.left == rcCurObj.left && rcPreObj.top == rcCurObj.top) {
- return 1;
- }
- if(FXSYS_fabs(rcPreObj.left - rcCurObj.left) < rcPreObj.Width() / 3
- && FXSYS_fabs(rcPreObj.top - rcCurObj.top) < rcPreObj.Height() / 3) {
- return 2;
- }
- }
- return 0;
-}
-FX_BOOL CPDF_LayoutProcessor_Reflow::IsSameTextObject(CPDF_TextObject* pTextObj1, CPDF_TextObject* pTextObj2)
-{
- if (!pTextObj1 || !pTextObj2) {
- return FALSE;
- }
- CFX_FloatRect rcPreObj(pTextObj2->m_Left, pTextObj2->m_Bottom, pTextObj2->m_Right, pTextObj2->m_Top);
- CFX_FloatRect rcCurObj(pTextObj1->m_Left, pTextObj1->m_Bottom, pTextObj1->m_Right, pTextObj1->m_Top);
- if (rcPreObj.IsEmpty() && rcCurObj.IsEmpty()) {
- return FALSE;
- }
- if (!rcPreObj.IsEmpty() || !rcCurObj.IsEmpty()) {
- rcPreObj.Intersect(rcCurObj);
- if (rcPreObj.IsEmpty()) {
- return FALSE;
- }
- if (FXSYS_fabs(rcPreObj.Width() - rcCurObj.Width()) > rcCurObj.Width() / 2) {
- return FALSE;
- }
- if (pTextObj2->GetFontSize() != pTextObj1->GetFontSize()) {
- return FALSE;
- }
- }
- int nPreCount = pTextObj2->CountItems();
- int nCurCount = pTextObj1->CountItems();
- if (nPreCount != nCurCount) {
- return FALSE;
- }
- for (int i = 0; i < nPreCount; i++) {
- CPDF_TextObjectItem itemPer, itemCur;
- pTextObj2->GetItemInfo(i, &itemPer);
- pTextObj1->GetItemInfo(i, &itemCur);
- if (itemCur.m_CharCode != itemPer.m_CharCode) {
- return FALSE;
- }
- }
- return TRUE;
-}
-void CPDF_LayoutProcessor_Reflow::ProcessTextObject(CPDF_TextObject *pTextObj, FX_FLOAT reflowWidth, CFX_AffineMatrix objMatrix)
-{
- if(reflowWidth < 0 || !m_pCurrLine || !m_pTempLine) {
- return;
- }
- if(IsSameTextObject(pTextObj, m_pPreObj)) {
- return;
- }
- CPDF_PageObject* pPreObj = m_pPreObj;
- int32_t logic = ProcessInsertObject(pTextObj, objMatrix);
- m_pPreObj = pTextObj;
- m_perMatrix.Copy(objMatrix);
- int size = m_pTempLine->GetSize();
- int curs = m_pCurrLine->GetSize();
- CreateRFData(pTextObj);
- size = m_pTempLine->GetSize();
- int reds = m_pReflowedPage->m_pReflowed->GetSize();
- if(size == 0) {
- return;
- }
- if(logic == 1) {
- m_fCurrLineWidth += pTextObj->GetBBox(&objMatrix).Height() / 3;
- } else if(logic == 3 && curs) {
- m_fCurrLineWidth -= (*m_pCurrLine)[curs - 1]->m_Width;
- m_pCurrLine->Delete(curs - 1);
- }
- int beginPos = 0, endPos = m_pTempLine->GetSize() - 1;
- while(beginPos <= endPos) {
- int tempBeginPos = beginPos;
- int tempEndPos = endPos;
- FX_FLOAT all_width = GetDatasWidth( beginPos, endPos);
- if(all_width < reflowWidth - m_fCurrLineWidth) {
- CRF_CharData* pBeginData = (CRF_CharData*)(*m_pTempLine)[beginPos];
- CFX_AffineMatrix matrix(1, 0, 0, 1, -pBeginData->m_PosX + m_fCurrLineWidth, -pBeginData->m_PosY);
- Transform(&matrix, m_pTempLine, beginPos, endPos - beginPos + 1);
- AddTemp2CurrLine(beginPos, endPos - beginPos + 1);
- m_pTempLine->RemoveAll();
- return;
- }
- int midPos ;
- if(tempBeginPos >= tempEndPos && tempEndPos != 0) {
- midPos = tempEndPos;
- } else {
- while (tempBeginPos < tempEndPos ) {
- midPos = (tempEndPos - tempBeginPos) / 2 + tempBeginPos;
- if(midPos == tempBeginPos || midPos == tempEndPos) {
- break;
- }
- FX_FLOAT w = GetDatasWidth( beginPos, midPos);
- if(w < reflowWidth - m_fCurrLineWidth) {
- tempBeginPos = midPos;
- } else {
- tempEndPos = midPos;
- }
- }
- midPos = tempBeginPos;
- if(midPos == 0) {
- FX_FLOAT w = GetDatasWidth( beginPos, 1);
- if(w > reflowWidth - m_fCurrLineWidth) {
- midPos = -1;
- }
- }
- }
- if(midPos == -1) {
- int count = m_pCurrLine->GetSize();
- if(count == 0) {
- midPos = 0;
- }
- }
- int f = -1;
- int i = 0;
- for(i = midPos; i >= beginPos; i--) {
- CRF_CharData* pData = (CRF_CharData*)(*m_pTempLine)[i];
- CFX_WideString Wstr = pData->m_pCharState->m_pFont->UnicodeFromCharCode(pData->m_CharCode);
- FX_WCHAR cha = Wstr.GetAt(0);
- if(i < m_pTempLine->GetSize() - 1) {
- CRF_CharData* pNextData = (CRF_CharData*)(*m_pTempLine)[i + 1];
- if(pNextData->m_PosX - (pData->m_PosX + pData->m_Width) >= pData->m_Height / 4) {
- f = i;
- i++;
- }
- }
- if(f == -1) {
- if(IsCanBreakAfter((FX_DWORD)cha)) {
- f = i;
- i++;
- } else if(IsCanBreakBefore((FX_DWORD)cha)) {
- f = i - 1;
- if(f < beginPos) {
- f = -1;
- }
- }
- }
- if(f != -1) {
- CRF_CharData* pBeginData = (CRF_CharData*)(*m_pTempLine)[beginPos];
- CFX_AffineMatrix matrix(1, 0, 0, 1, -pBeginData->m_PosX + m_fCurrLineWidth, -pBeginData->m_PosY);
- Transform(&matrix, m_pTempLine, beginPos, f - beginPos + 1);
- CRF_Data* pData = (*m_pTempLine)[0];
- AddTemp2CurrLine(beginPos, f - beginPos + 1);
- beginPos = i;
- FinishedCurrLine();
- f = 1;
- break;
- }
- }
- if(f == -1 && i < beginPos) {
- if( m_pCurrLine->GetSize()) {
- int count = m_pCurrLine->GetSize();
- f = -1;
- for(int i = count - 1; i >= 0; i--) {
- CRF_Data* pData = (*m_pCurrLine)[i];
- if(pData->GetType() != CRF_Data::Text) {
- f = i + 1;
- } else {
- CRF_CharData* pCharData = (CRF_CharData*)pData;
- CFX_WideString Wstr = pCharData->m_pCharState->m_pFont->UnicodeFromCharCode(pCharData->m_CharCode);
- FX_WCHAR cha = Wstr.GetAt(0);
- if(IsCanBreakAfter(cha)) {
- f = i + 1;
- i++;
- } else if(IsCanBreakBefore(cha)) {
- f = i;
- }
- if(f == 0) {
- f = -1;
- }
- }
- if(f != -1) {
- FinishedCurrLine();
- if(f < count) {
- int reflowdCount = m_pReflowedPage->m_pReflowed->GetSize();
- int pos = reflowdCount + f - count;
- CRF_CharData* pData = (CRF_CharData*)(*m_pReflowedPage->m_pReflowed)[pos];
- CFX_AffineMatrix matrix(1, 0, 0, 1, -pData->m_PosX + m_fCurrLineWidth, -pData->m_PosY);
- Transform(&matrix, m_pReflowedPage->m_pReflowed, pos, reflowdCount - pos);
- for(int j = pos; j < reflowdCount; j++) {
- AddData2CurrLine((*m_pReflowedPage->m_pReflowed)[j]);
- }
- m_pReflowedPage->m_pReflowed->Delete(pos, count - f);
- if(logic == 3) {
- m_fCurrLineWidth += pTextObj->GetBBox(&objMatrix).Height() / 3;
- }
- }
- break;
- }
- }
- }
- if(f == -1) {
- CRF_CharData* pData = (CRF_CharData*)(*m_pTempLine)[beginPos];
- CFX_AffineMatrix matrix(1, 0, 0, 1, -pData->m_PosX + m_fCurrLineWidth, -pData->m_PosY);
- if(beginPos == midPos) {
- Transform(&matrix, pData);
- FX_RECT rect;
- pData->m_pCharState->m_pFont->GetFontBBox(rect);
- FX_FLOAT* pmatrix = pTextObj->m_TextState.GetMatrix();
- CFX_AffineMatrix textMatrix(pmatrix[0], pmatrix[1], pmatrix[2], pmatrix[3], 0, 0);
- FX_FLOAT width = pData->m_Height * (rect.right - rect.left) / 1000;
- FX_FLOAT f = (reflowWidth - m_fCurrLineWidth) / width;
- pData->m_PosY *= f;
- pData->m_Width *= f;
- pData->m_Height *= f;
- pData->m_pCharState = GetCharState(pData->m_pCharState->m_pTextObj, pData->m_pCharState->m_pFont, pData->m_Height, pData->m_pCharState->m_Color);
- AddData2CurrLine(pData);
- } else {
- for(int m = beginPos; m <= midPos; m++) {
- CRF_CharData* pData = (CRF_CharData*)(*m_pTempLine)[m];
- Transform(&matrix, pData);
- AddData2CurrLine(pData);
- }
- }
- FinishedCurrLine();
- beginPos = midPos + 1;
- }
- }
- }
- m_pTempLine->RemoveAll();
- return;
-}
-void CPDF_LayoutProcessor_Reflow::ProcessUnitaryObjs(CPDF_PageObjects *pObjs, FX_FLOAT reflowWidth, CFX_AffineMatrix objMatrix)
-{
- if(!pObjs) {
- return;
- }
- CFX_FloatRect ObjBBox = pObjs->CalcBoundingBox();
- objMatrix.TransformRect(ObjBBox);
- FX_FLOAT ObjWidth = ObjBBox.Width();
- FX_FLOAT ObjHeight = ObjBBox.Height();
- CFX_AffineMatrix matrix;
- if(ObjWidth <= reflowWidth - m_fCurrLineWidth) {
- matrix.Set(1, 0, 0, 1, m_fCurrLineWidth , 0);
- } else if(ObjWidth <= reflowWidth) {
- FinishedCurrLine();
- matrix.Set(1, 0, 0, 1, 0, 0);
- } else {
- FinishedCurrLine();
- FX_FLOAT f = reflowWidth / ObjWidth ;
- matrix.Set(f, 0, 0, f, 0, 0);
- }
- CFX_AffineMatrix tempMatrix = matrix;
- matrix.Concat(objMatrix);
- FX_POSITION pos = pObjs->GetFirstObjectPosition();
- while(pos) {
- CPDF_PageObject* pObj = pObjs->GetNextObject(pos);
- if(pObj->m_Type == PDFPAGE_TEXT) {
- int32_t ret = LogicPreObj((CPDF_TextObject*)pObj);
- if(ret == 1 || ret == 2) {
- continue;
- }
- }
- CreateRFData(pObj, &matrix);
- }
- if (m_pTempLine) {
- Transform(&tempMatrix, m_pTempLine, 0, m_pTempLine->GetSize());
- AddTemp2CurrLine(0, m_pTempLine->GetSize());
- m_pTempLine->RemoveAll();
- }
-}
-void CPDF_LayoutProcessor_Reflow::ProcessPathObject(CPDF_PathObject *pObj, FX_FLOAT reflowWidth)
-{
-}
diff --git a/core/src/reflow/layoutprovider_taggedpdf.cpp b/core/src/reflow/layoutprovider_taggedpdf.cpp
deleted file mode 100644
index 37eb2ad3cc..0000000000
--- a/core/src/reflow/layoutprovider_taggedpdf.cpp
+++ /dev/null
@@ -1,769 +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 "layoutprovider_taggedpdf.h"
-CPDF_LayoutElement::CPDF_LayoutElement()
-{
- m_pTaggedElement = NULL;
- m_pParentElement = NULL;
-}
-CPDF_LayoutElement::~CPDF_LayoutElement()
-{
- m_ObjArray.RemoveAll();
- int size = m_ChildArray.GetSize();
- for(int i = 0; i < size; i++) {
- CPDF_LayoutElement* pChild = (CPDF_LayoutElement*)m_ChildArray.GetAt(i);
- delete pChild;
- pChild = NULL;
- }
- m_ChildArray.RemoveAll();
-}
-LayoutType CPDF_LayoutElement::ConvertLayoutType(const CFX_ByteStringC& name)
-{
- if(name == (const char*)("Document")) {
- return LayoutDocument;
- } else if(name == (const char*)("Part")) {
- return LayoutPart;
- } else if(name == (const char*)("Art")) {
- return LayoutArt;
- } else if(name == (const char*)("Sect")) {
- return LayoutSect;
- } else if(name == (const char*)("Div")) {
- return LayoutDiv;
- } else if(name == (const char*)("BlockQuote")) {
- return LayoutBlockQuote;
- } else if(name == (const char*)("Caption")) {
- return LayoutCaption;
- } else if(name == (const char*)("TOC")) {
- return LayoutTOC;
- } else if(name == (const char*)("TOCI")) {
- return LayoutTOCI;
- } else if(name == (const char*)("Index")) {
- return LayoutIndex;
- } else if(name == (const char*)("NonStruct")) {
- return LayoutNonStruct;
- } else if(name == (const char*)("Private")) {
- return LayoutPrivate;
- } else if(name == (const char*)("P")) {
- return LayoutParagraph;
- } else if(name == (const char*)("H")) {
- return LayoutHeading;
- } else if(name == (const char*)("H1")) {
- return LayoutHeading1;
- } else if(name == (const char*)("H2")) {
- return LayoutHeading2;
- } else if(name == (const char*)("H3")) {
- return LayoutHeading3;
- } else if(name == (const char*)("H4")) {
- return LayoutHeading4;
- } else if(name == (const char*)("H5")) {
- return LayoutHeading5;
- } else if(name == (const char*)("H6")) {
- return LayoutHeading6;
- } else if(name == (const char*)("L")) {
- return LayoutList;
- } else if(name == (const char*)("LI")) {
- return LayoutListItem;
- } else if(name == (const char*)("Lbl")) {
- return LayoutListLabel;
- } else if(name == (const char*)("LBody")) {
- return LayoutListBody;
- } else if(name == (const char*)("Table")) {
- return LayoutTable;
- } else if(name == (const char*)("TR")) {
- return LayoutTableRow;
- } else if(name == (const char*)("TH")) {
- return LayoutTableHeaderCell;
- } else if(name == (const char*)("TD")) {
- return LayoutTableDataCell;
- } else if(name == (const char*)("THead")) {
- return LayoutTableHeaderGroup;
- } else if(name == (const char*)("TBody")) {
- return LayoutTableBodyGroup;
- } else if(name == (const char*)("TFoot")) {
- return LayoutTableFootGroup;
- } else if(name == (const char*)("Span")) {
- return LayoutSpan;
- } else if(name == (const char*)("Quote")) {
- return LayoutQuote;
- } else if(name == (const char*)("Note")) {
- return LayoutNote;
- } else if(name == (const char*)("Reference")) {
- return LayoutReference;
- } else if(name == (const char*)("BibEntry")) {
- return LayoutBibEntry;
- } else if(name == (const char*)("Code")) {
- return LayoutCode;
- } else if(name == (const char*)("Link")) {
- return LayoutLink;
- } else if(name == (const char*)("Annot")) {
- return LayoutAnnot;
- } else if(name == (const char*)("Ruby")) {
- return LayoutRuby;
- } else if(name == (const char*)("RB")) {
- return LayoutRubyBase;
- } else if(name == (const char*)("RT")) {
- return LayoutRubyAnnot;
- } else if(name == (const char*)("RP")) {
- return LayoutRubyPunc;
- } else if(name == (const char*)("Warichu")) {
- return LayoutWarichu;
- } else if(name == (const char*)("WT")) {
- return LayoutWarichuText;
- } else if(name == (const char*)("WP")) {
- return LayoutWarichuPunc;
- } else if(name == (const char*)("Figure")) {
- return LayoutFigure;
- } else if(name == (const char*)("Formula")) {
- return LayoutFormula;
- } else if(name == (const char*)("Form")) {
- return LayoutForm;
- } else {
- return LayoutUnknown;
- }
-}
-CFX_ByteStringC CPDF_LayoutElement::ConvertLayoutType(LayoutType type)
-{
- const CFX_ByteStringC& name = "";
- if(type == LayoutArifact) {
- return "Arifact";
- } else if( type == LayoutDocument) {
- return "Document";
- } else if( type == LayoutPart) {
- return "Part";
- } else if( type == LayoutArt) {
- return "Art";
- } else if( type == LayoutSect) {
- return "Sect";
- } else if( type == LayoutDiv) {
- return "Div";
- } else if( type == LayoutBlockQuote) {
- return "BlockQuote";
- } else if( type == LayoutCaption) {
- return "Caption";
- } else if( type == LayoutTOC) {
- return "TOC";
- } else if( type == LayoutTOCI) {
- return "TOCI";
- } else if( type == LayoutIndex) {
- return "Index";
- } else if( type == LayoutNonStruct) {
- return "NonStruct";
- } else if( type == LayoutPrivate) {
- return "Private";
- } else if( type == LayoutParagraph) {
- return "P";
- } else if( type == LayoutHeading) {
- return "H";
- } else if( type == LayoutHeading1) {
- return "H1";
- } else if( type == LayoutHeading2) {
- return "H2";
- } else if( type == LayoutHeading3) {
- return "H3";
- } else if( type == LayoutHeading4) {
- return "H4";
- } else if( type == LayoutHeading5) {
- return "H5";
- } else if( type == LayoutHeading6) {
- return "H6";
- } else if( type == LayoutList) {
- return "L";
- } else if( type == LayoutListItem) {
- return "LI";
- } else if( type == LayoutListLabel) {
- return "Lbl";
- } else if( type == LayoutListBody) {
- return "LBody";
- } else if( type == LayoutTable) {
- return "Table";
- } else if( type == LayoutTableRow) {
- return "TR";
- } else if( type == LayoutTableHeaderCell) {
- return "TH";
- } else if( type == LayoutTableDataCell) {
- return "TD";
- } else if( type == LayoutTableHeaderGroup) {
- return "THead";
- } else if( type == LayoutTableBodyGroup) {
- return "TBody";
- } else if( type == LayoutTableFootGroup) {
- return "TFoot";
- } else if( type == LayoutSpan) {
- return "Span";
- } else if( type == LayoutQuote) {
- return "Quote";
- } else if( type == LayoutNote) {
- return "Note";
- } else if( type == LayoutReference) {
- return "Reference";
- } else if( type == LayoutBibEntry) {
- return "BibEntry";
- } else if( type == LayoutCode) {
- return "Code";
- } else if( type == LayoutLink) {
- return "Link";
- } else if( type == LayoutAnnot) {
- return "Annot";
- } else if( type == LayoutRuby) {
- return "Ruby";
- } else if( type == LayoutRubyBase) {
- return "RB";
- } else if( type == LayoutRubyAnnot) {
- return "RT";
- } else if( type == LayoutRubyPunc) {
- return "RP";
- } else if( type == LayoutWarichu) {
- return "Warichu";
- } else if( type == LayoutWarichuText) {
- return "WT";
- } else if( type == LayoutWarichuPunc) {
- return "WP";
- } else if( type == LayoutFigure) {
- return "Figure";
- } else if( type == LayoutFormula) {
- return "Formula";
- } else if( type == LayoutForm) {
- return "Form";
- }
- return name;
-}
-CFX_ByteStringC CPDF_LayoutElement::ConvertLayoutAttr(LayoutAttr attr)
-{
- switch(attr) {
- case LayoutArtifactType:
- return "Type";
- case LayoutArtifactAttached:
- return "Attached";
- case LayoutArtifactSubType:
- return "Subtype";
- case LayoutPlacement:
- return "Placement";
- case LayoutWritingMode:
- return "WritingMode";
- case LayoutBackgroundColor:
- return "BackgroundColor";
- case LayoutBorderColor:
- return "BorderColor";
- case LayoutBorderStyle:
- return "BorderStyle";
- case LayoutBorderThickness:
- return "BorderThickness";
- case LayoutPadding:
- return "Padding";
- case LayoutColor:
- return "Color";
- case LayoutSpaceBefore:
- return "SpaceBefore";
- case LayoutSpaceAfter:
- return "SpaceAfter";
- case LayoutStartIndent:
- return "StartIndent";
- case LayoutEndIndent:
- return "EndIndent";
- case LayoutTextIndent:
- return "TextIndent";
- case LayoutTextAlign:
- return "TextAlign";
- case LayoutBBox:
- return "BBox";
- case LayoutWidth:
- return "Width";
- case LayoutHeight:
- return "Height";
- case LayoutBlockAlign:
- return "BlockAlign";
- case LayoutInlineAlign:
- return "InlineAlign";
- case LayoutTBorderStyle:
- return "TBorderStyle";
- case LayoutTPadding:
- return "TPadding";
- case LayoutBaselineShift:
- return "BaselineShift";
- case LayoutLineHeight:
- return "LineHeight";
- case LayoutTextDecorationColor:
- return "TextDecorationColor";
- case LayoutTextDecorationThickness:
- return "TextDecorationThickness";
- case LayoutTextDecorationType:
- return "TextDecorationType";
- case LayoutRubyAlign:
- return "RubyAlign";
- case LayoutRubyPosition:
- return "RubyPosition";
- case LayoutGlyphOrientationVertical:
- return "GlyphOrientationVertical";
- case LayoutColumnCount:
- return "ColumnCount";
- case LayoutColumnGap:
- return "ColumnGap";
- case LayoutColumnWidths:
- return "ColumnWidths";
- case LayoutListNumbering:
- return "ListNumbering";
- case LayoutFieldRole:
- return "Role";
- case LayoutFieldChecked:
- return "checked";
- case LayoutFieldDesc:
- return "Desc";
- case LayoutRowSpan:
- return "RowSpan";
- case LayoutColSpan:
- return "ColSpan";
- case LayoutTableHeaders:
- return "Headers";
- case LayoutTableHeaderScope:
- return "Scope";
- case LayoutTableSummary:
- return "Summary";
- default:
- return "";
- }
-}
-LayoutEnum CPDF_LayoutElement::ConvertLayoutEnum(CFX_ByteStringC Enum)
-{
- if(Enum == "Block") {
- return LayoutBlock;
- } else if (Enum == "Inline") {
- return LayoutInline;
- } else if (Enum == "Before") {
- return LayoutBefore;
- } else if (Enum == "Start") {
- return LayoutStart;
- } else if (Enum == "End") {
- return LayoutEnd;
- } else if (Enum == "LrTb") {
- return LayoutLrTb;
- } else if (Enum == "RlTb") {
- return LayoutRlTb;
- } else if (Enum == "TbRl") {
- return LayoutTbRl;
- } else if (Enum == "None") {
- return LayoutNone;
- } else if (Enum == "Hidden") {
- return LayoutHidden;
- } else if (Enum == "Dotted") {
- return LayoutDotted;
- } else if (Enum == "Dashed") {
- return LayoutDashed;
- } else if (Enum == "Solid") {
- return LayoutSolid;
- } else if (Enum == "Double") {
- return LayoutDouble;
- } else if (Enum == "Groove") {
- return LayoutGroove;
- } else if (Enum == "Ridge") {
- return LayoutRidge;
- } else if (Enum == "Inset") {
- return LayoutInset;
- } else if (Enum == "Outset") {
- return LayoutOutset;
- } else if (Enum == "Normal") {
- return LayoutNormal;
- } else if (Enum == "Auto") {
- return LayoutAuto;
- } else if (Enum == "Center") {
- return LayoutCenter;
- } else if (Enum == "Justify") {
- return LayoutJustify;
- } else if (Enum == "Middle") {
- return LayoutMiddle;
- } else if (Enum == "Underline") {
- return LayoutUnderline;
- } else if (Enum == "Overline") {
- return LayoutOverline;
- } else if (Enum == "LineThrough") {
- return LayoutLineThrough;
- } else if (Enum == "Distribute") {
- return LayoutDistribute;
- } else if (Enum == "Disc") {
- return LayoutDisc;
- } else if (Enum == "Circle") {
- return LayoutCircle;
- } else if (Enum == "Square") {
- return LayoutSquare;
- } else if (Enum == "Decimal") {
- return LayoutDecimal;
- } else if (Enum == "UpperRoman") {
- return LayoutUpperRoman;
- } else if (Enum == "LowerRoman") {
- return LayoutLowerRoman;
- } else if (Enum == "UpperAlpha") {
- return LayoutUpperAlpha;
- } else if (Enum == "LowerAlpha") {
- return LayoutLowerAlpha;
- } else if (Enum == "rb") {
- return LayoutRB;
- } else if (Enum == "cb") {
- return LayoutCB;
- } else if (Enum == "pb") {
- return LayoutPB;
- } else if (Enum == "tv") {
- return LayoutTV;
- } else if (Enum == "on") {
- return LayoutOn;
- } else if (Enum == "off") {
- return LayoutOff;
- } else if (Enum == "neutral") {
- return LayoutNeutral;
- } else if (Enum == "Row") {
- return LayoutRow;
- } else if (Enum == "Column") {
- return LayoutColumn;
- } else if (Enum == "Both") {
- return LayoutBoth;
- } else if (Enum == "Left") {
- return LayoutLeft;
- } else if (Enum == "Top") {
- return LayoutTop;
- } else if (Enum == "Bottom") {
- return LayoutBottom;
- } else if (Enum == "Right") {
- return LayoutRight;
- } else if (Enum == "Pagination") {
- return LayoutPagination;
- } else if (Enum == "Layout") {
- return LayoutLayout;
- } else if (Enum == "Page") {
- return LayoutPage;
- } else if (Enum == "Background") {
- return LayoutBackground;
- } else if (Enum == "Header") {
- return LayoutHeader;
- } else if (Enum == "Footer") {
- return LayoutFooter;
- } else if (Enum == "Watermark") {
- return LayoutWatermark;
- } else {
- return LayoutInvalid;
- }
-}
-LayoutType CPDF_LayoutElement::GetType()
-{
- if(!m_pTaggedElement) {
- return LayoutUnknown;
- }
- CFX_ByteString name = m_pTaggedElement->GetType();
- return ConvertLayoutType(name);
-}
-int CPDF_LayoutElement::CountAttrValues(LayoutAttr attr_type)
-{
- if(!m_pTaggedElement) {
- return 0;
- }
- CPDF_Object* pObj = m_pTaggedElement->GetAttr(GetAttrOwner(attr_type), ConvertLayoutAttr(attr_type), IsInheritable(attr_type));
- if(pObj) {
- return 1;
- } else {
- return 0;
- }
-}
-LayoutEnum CPDF_LayoutElement::GetEnumAttr(LayoutAttr attr_type, int index)
-{
- if(!m_pTaggedElement) {
- return LayoutInvalid;
- }
- CFX_ByteStringC owner = GetAttrOwner(attr_type);
- CFX_ByteStringC default_value = GetDefaultNameValue(attr_type);
- CFX_ByteStringC AttrName = ConvertLayoutAttr(attr_type);
- CFX_ByteString AttrValue = m_pTaggedElement->GetName(owner, AttrName, default_value, IsInheritable(attr_type), index);
- return ConvertLayoutEnum(AttrValue);
-}
-CFX_ByteStringC CPDF_LayoutElement::GetAttrOwner(LayoutAttr attr_type)
-{
- switch(attr_type) {
- case LayoutListNumbering:
- return "List";
- case LayoutFieldRole:
- case LayoutFieldChecked :
- case LayoutFieldDesc:
- return "PrintField";
- case LayoutRowSpan:
- case LayoutColSpan:
- case LayoutTableHeaders:
- case LayoutTableHeaderScope:
- case LayoutTableSummary:
- return "Table";
- default:
- return "Layout";
- }
-}
-FX_FLOAT CPDF_LayoutElement::GetNumberAttr(LayoutAttr attr_type, int index)
-{
- if(!m_pTaggedElement) {
- return 0;
- }
- CFX_ByteStringC owner = GetAttrOwner(attr_type);
- FX_FLOAT default_value = GetDefaultFloatValue(attr_type);
- CFX_ByteStringC AttrName = ConvertLayoutAttr(attr_type);
- FX_FLOAT f = m_pTaggedElement->GetNumber(owner, AttrName, default_value, IsInheritable(attr_type), index);
- if(attr_type == LayoutWidth && !f) {
- f = m_pTaggedElement->GetNumber("Table", AttrName, default_value, IsInheritable(attr_type), index);
- }
- return f;
-}
-FX_COLORREF CPDF_LayoutElement::GetColorAttr(LayoutAttr attr_type, int index)
-{
- if(!m_pTaggedElement) {
- return 0;
- }
- CFX_ByteStringC owner = GetAttrOwner(attr_type);
- FX_COLORREF default_value = GetDefaultColorValue(attr_type);
- CFX_ByteStringC AttrName = ConvertLayoutAttr(attr_type);
- FX_ARGB f = m_pTaggedElement->GetColor(owner, AttrName, default_value, IsInheritable(attr_type), index);
- return f;
-}
-FX_FLOAT CPDF_LayoutElement::GetDefaultFloatValue(LayoutAttr attr_type)
-{
- switch(attr_type) {
- case LayoutColumnCount:
- return 1;
- case LayoutRowSpan:
- return 1;
- case LayoutColSpan:
- return 1;
- default:
- return 0;
- }
-}
-FX_COLORREF CPDF_LayoutElement::GetDefaultColorValue(LayoutAttr attr_type)
-{
- return -1;
-}
-CFX_ByteStringC CPDF_LayoutElement::GetDefaultNameValue(LayoutAttr attr_type)
-{
- switch(attr_type) {
- case LayoutPlacement:
- return "Inline";
- case LayoutWritingMode:
- return "LrTb";
- case LayoutBorderStyle:
- return "None";
- case LayoutTextAlign:
- return "Start";
- case LayoutBlockAlign:
- return "Before";
- case LayoutInlineAlign:
- return "Start";
- case LayoutTBorderStyle:
- return "None";
- case LayoutTextDecorationType:
- return "None";
- case LayoutRubyAlign:
- return "Distribute";
- case LayoutRubyPosition:
- return "Before";
- case LayoutGlyphOrientationVertical:
- return "Auto";
- case LayoutListNumbering:
- return "None";
- case LayoutFieldRole:
- return "None";
- default:
- return "";
- }
-}
-FX_BOOL CPDF_LayoutElement::IsInheritable(LayoutAttr type)
-{
- switch(type) {
- case LayoutWritingMode:
- case LayoutTextAlign:
- case LayoutBlockAlign:
- case LayoutInlineAlign:
- case LayoutLineHeight:
- case LayoutGlyphOrientationVertical:
- case LayoutRubyAlign:
- case LayoutRubyPosition:
- case LayoutBorderThickness:
- case LayoutStartIndent:
- case LayoutEndIndent:
- case LayoutTextIndent:
- case LayoutTPadding:
- case LayoutTextDecorationThickness:
- case LayoutBorderColor:
- case LayoutColor:
- case LayoutTextDecorationColor:
- return TRUE;
- default:
- return FALSE;
- }
-}
-int CPDF_LayoutElement::CountChildren()
-{
- return m_ChildArray.GetSize();
-}
-IPDF_LayoutElement* CPDF_LayoutElement::GetChild(int index)
-{
- return (IPDF_LayoutElement*)m_ChildArray.GetAt(index);
-}
-IPDF_LayoutElement* CPDF_LayoutElement::GetParent()
-{
- return m_pParentElement;
-}
-int CPDF_LayoutElement::CountObjects()
-{
- if(m_pTaggedElement == NULL) {
- return 0;
- }
- CFX_PtrArray* pObj = &m_ObjArray;
- int size = pObj->GetSize();
- return size;
-}
-CPDF_PageObject* CPDF_LayoutElement::GetObject(int index)
-{
- if(m_pTaggedElement == NULL) {
- return NULL;
- }
- CFX_PtrArray *pObj = &m_ObjArray;
- int size = pObj->GetSize();
- if(index < size) {
- return (CPDF_PageObject*)pObj->GetAt(index);
- }
- return NULL;
-}
-FX_BOOL CPDF_LayoutElement::AddObject(CPDF_PageObject* pObj)
-{
- return m_ObjArray.Add(pObj);
-}
-IPDF_LayoutProvider* IPDF_LayoutProvider::Create_LayoutProvider_TaggedPDF(CPDF_PageObjects* pPage)
-{
- if(pPage == NULL) {
- return NULL;
- }
- CPDF_LayoutProvider_TaggedPDF* pProvider = new CPDF_LayoutProvider_TaggedPDF;
- pProvider->Init(pPage);
- return pProvider;
-}
-CPDF_LayoutProvider_TaggedPDF::CPDF_LayoutProvider_TaggedPDF()
-{
- m_pPause = NULL;
- m_pRoot = NULL;
- m_pPageTree = NULL;
- m_pCurTaggedElement = NULL;
-}
-CPDF_LayoutProvider_TaggedPDF::~CPDF_LayoutProvider_TaggedPDF()
-{
- m_pCurTaggedElement = NULL;
- m_pPause = NULL;
- if(m_pRoot) {
- delete m_pRoot;
- }
- m_pRoot = NULL;
- if(m_pPageTree) {
- delete m_pPageTree;
- }
- m_pPageTree = NULL;
-}
-void CPDF_LayoutProvider_TaggedPDF::ProcessElement(CPDF_LayoutElement*pParent, CPDF_StructElement* pTaggedElement)
-{
- if(!pTaggedElement) {
- return;
- }
- if(!pParent) {
- m_Status = LayoutError;
- return;
- }
- CPDF_LayoutElement* pElement = new CPDF_LayoutElement;
- pElement->m_pParentElement = pParent;
- pElement->m_pTaggedElement = pTaggedElement;
- pParent->m_ChildArray.Add(pElement);
- int count = pTaggedElement->CountKids();
- for(int i = 0; i < count; i++) {
- CPDF_StructKid Kid = pTaggedElement->GetKid(i);
- switch(Kid.m_Type) {
- case CPDF_StructKid::Element: {
- ProcessElement(pElement, Kid.m_Element.m_pElement);
- if(m_Status != LayoutReady) {
- return ;
- }
- }
- break;
- case CPDF_StructKid::PageContent: {
- int count = m_pPage->CountObjects();
- FX_POSITION pos = m_pPage->GetFirstObjectPosition();
- if(!pos) {
- m_Status = LayoutError;
- return ;
- }
- while (pos) {
- CPDF_PageObject* pObj = m_pPage->GetNextObject(pos);
- int pbjMCID = pObj->m_ContentMark.GetMCID();
- if((FX_DWORD)(pObj->m_ContentMark.GetMCID()) == Kid.m_PageContent.m_ContentId) {
- pElement->AddObject(pObj);
- }
- }
- }
- break;
- case CPDF_StructKid::StreamContent:
- case CPDF_StructKid::Object:
- default:
- break;
- }
- }
-}
-LayoutStatus CPDF_LayoutProvider_TaggedPDF::StartLoad(IFX_Pause* pPause)
-{
- m_pPause = pPause;
- if(m_pPage->m_pDocument && m_pPage->m_pFormDict) {
- m_pPageTree = CPDF_StructTree::LoadPage(m_pPage->m_pDocument, m_pPage->m_pFormDict);
- }
- if(!m_pPageTree) {
- m_Status = LayoutError;
- return LayoutError;
- }
- int count = m_pPageTree->CountTopElements();
- if(count == 0) {
- m_Status = LayoutError;
- return LayoutError;
- }
- m_pRoot = new CPDF_LayoutElement;
- for(int i = 0; i < count; i++) {
- CPDF_StructElement* pElement = m_pPageTree->GetTopElement(i);
- if(pElement) {
- ProcessElement(m_pRoot, pElement);
- if(m_Status != LayoutReady) {
- return m_Status;
- }
- }
- }
- m_pCurTaggedElement = NULL;
- m_Status = LayoutFinished;
- return LayoutFinished;
-}
-LayoutStatus CPDF_LayoutProvider_TaggedPDF::Continue()
-{
- if(!m_pCurTaggedElement) {
- return LayoutError;
- }
- if(m_Status != LayoutToBeContinued) {
- return LayoutError;
- }
- m_Status = LayoutReady;
- int count = m_pPageTree->CountTopElements();
- for(int i = 0; i < count; i++) {
- CPDF_StructElement* pElement = m_pPageTree->GetTopElement(i);
- if(pElement) {
- ProcessElement(m_pRoot, pElement);
- if(m_Status != LayoutReady) {
- return m_Status;
- }
- }
- }
- m_pCurTaggedElement = NULL;
- m_Status = LayoutFinished;
- return LayoutFinished;
-}
-int CPDF_LayoutProvider_TaggedPDF::GetPosition()
-{
- if(m_TopElementIndex == 0) {
- return 0;
- }
- int count = m_pPageTree->CountTopElements();
- return m_TopElementIndex / count * 100;
-}
diff --git a/core/src/reflow/layoutprovider_taggedpdf.h b/core/src/reflow/layoutprovider_taggedpdf.h
deleted file mode 100644
index fa6c994bf0..0000000000
--- a/core/src/reflow/layoutprovider_taggedpdf.h
+++ /dev/null
@@ -1,85 +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
-
-#ifndef CORE_SRC_REFLOW_LAYOUTPROVIDER_TAGGEDPDF_H_
-#define CORE_SRC_REFLOW_LAYOUTPROVIDER_TAGGEDPDF_H_
-
-#include "../../include/reflow/reflowengine.h"
-
-class CPDF_LayoutElement : public IPDF_LayoutElement
-{
-public:
- CPDF_LayoutElement();
- ~CPDF_LayoutElement();
-
- LayoutType GetType();
- void GetRect(CFX_FloatRect& rcRect) {};
-
- int CountAttrValues(LayoutAttr attr_type);
-
- LayoutEnum GetEnumAttr(LayoutAttr attr_type, int index);
- FX_FLOAT GetNumberAttr(LayoutAttr attr_type, int index);
- FX_COLORREF GetColorAttr(LayoutAttr attr_type, int index);
-
- int CountChildren();
-
- IPDF_LayoutElement* GetChild(int index);
-
- IPDF_LayoutElement* GetParent();
-
- int CountObjects();
- CPDF_PageObject* GetObject(int index);
- FX_BOOL AddObject(CPDF_PageObject* pObj);
- CPDF_StructElement* m_pTaggedElement;
- CPDF_LayoutElement* m_pParentElement;
- CFX_PtrArray m_ChildArray;
- LayoutType ConvertLayoutType(const CFX_ByteStringC& name);
- CFX_ByteStringC ConvertLayoutType(LayoutType type);
- CFX_ByteStringC ConvertLayoutAttr(LayoutAttr attr);
- LayoutEnum ConvertLayoutEnum(CFX_ByteStringC Enum);
-
-protected:
- FX_BOOL IsInheritable(LayoutAttr attr_type);
- CFX_ByteStringC GetAttrOwner(LayoutAttr attr_type);
- CFX_ByteStringC GetDefaultNameValue(LayoutAttr attr_type);
- FX_FLOAT GetDefaultFloatValue(LayoutAttr attr_type);
- FX_COLORREF GetDefaultColorValue(LayoutAttr attr_type);
- CFX_PtrArray m_ObjArray;
-};
-class CPDF_LayoutProvider_TaggedPDF : public IPDF_LayoutProvider
-{
-public:
- CPDF_LayoutProvider_TaggedPDF();
- ~CPDF_LayoutProvider_TaggedPDF();
- void SetLayoutProviderStyle(LAYOUTPROVIDER_STYLE style) {};
-
- void Init(CPDF_PageObjects* pPage)
- {
- m_pPage = pPage;
- m_Status = LayoutReady;
- };
-
- LayoutStatus StartLoad(IFX_Pause* pPause = NULL);
- LayoutStatus Continue();
- int GetPosition();
-
- IPDF_LayoutElement* GetRoot()
- {
- return m_pRoot;
- };
-
-protected:
- void ProcessElement(CPDF_LayoutElement*pParent, CPDF_StructElement* pTaggedElement);
- LayoutStatus m_Status;
- CPDF_StructElement* m_pCurTaggedElement;
- CPDF_LayoutElement* m_pRoot;
- IFX_Pause* m_pPause;
- CPDF_PageObjects* m_pPage;
- CPDF_StructTree* m_pPageTree;
- int m_TopElementIndex;
-};
-
-#endif // CORE_SRC_REFLOW_LAYOUTPROVIDER_TAGGEDPDF_H_
diff --git a/core/src/reflow/reflowedpage.cpp b/core/src/reflow/reflowedpage.cpp
deleted file mode 100644
index 41a80b7a06..0000000000
--- a/core/src/reflow/reflowedpage.cpp
+++ /dev/null
@@ -1,617 +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 "../../include/reflow/reflowengine.h"
-#include "reflowedpage.h"
-CPDF_ProgressiveReflowPageParser::CPDF_ProgressiveReflowPageParser()
-{
- m_nObjProcessed = 0;
- m_pReflowEngine = NULL;
- m_pProvider = NULL;
-}
-CPDF_ProgressiveReflowPageParser::~CPDF_ProgressiveReflowPageParser()
-{
- if(m_pProvider) {
- delete m_pProvider;
- }
- m_pProvider = NULL;
- if(m_pReflowEngine) {
- delete m_pReflowEngine;
- }
- m_pReflowEngine = NULL;
-}
-void CPDF_ProgressiveReflowPageParser::Init()
-{
- m_Status = Ready;
-}
-CPDF_ReflowedPage::CPDF_ReflowedPage(CFX_GrowOnlyPool* pMemoryPool)
-{
- m_PageWidth = 0;
- m_PageHeight = 0;
- m_bWaiting = TRUE;
- if(pMemoryPool) {
- m_pMemoryPool = pMemoryPool;
- m_bCreateMemoryPool = FALSE;
- } else {
- m_pMemoryPool = new CFX_GrowOnlyPool;
- m_bCreateMemoryPool = TRUE;
- }
- m_pCharState = new CRF_CharStateArray(10);
- m_pReflowed = new CRF_DataPtrArray(500);
- m_pPageInfos = NULL;
-}
-CPDF_ReflowedPage::~CPDF_ReflowedPage()
-{
- if (m_pReflowed) {
- for(int i = 0; i < m_pReflowed->GetSize(); i++) {
- CRF_Data* pData = (*m_pReflowed)[i];
- if(pData->m_Type == CRF_Data::Image) {
- delete ((CRF_ImageData*)pData)->m_pBitmap;
- }
- }
- m_pReflowed->RemoveAll();
- delete m_pReflowed;
- }
- m_pReflowed = NULL;
- if (m_pCharState) {
- m_pCharState->RemoveAll();
- delete m_pCharState;
- }
- m_pCharState = NULL;
- if(m_bCreateMemoryPool && m_pMemoryPool) {
- m_pMemoryPool->FreeAll();
- }
- if (m_pMemoryPool) {
- delete m_pMemoryPool;
- }
- m_pMemoryPool = NULL;
- m_pPDFPage = NULL;
- if (m_pPageInfos) {
- ReleasePageObjsMemberShip();
- }
-}
-FX_BOOL CPDF_ReflowedPage::RetainPageObjsMemberShip()
-{
- if (NULL == m_pPDFPage) {
- return FALSE;
- }
- if (NULL == m_pPageInfos) {
- m_pPageInfos = new CFX_MapPtrToPtr();
- } else {
- return TRUE;
- }
- FX_POSITION pos = m_pPDFPage->GetFirstObjectPosition();
- if (!pos) {
- return FALSE;
- }
- CPDF_PageObject* pPageObj = NULL;
- while (pos) {
- pPageObj = m_pPDFPage->GetNextObject(pos);
- MarkPageObjMemberShip(pPageObj, NULL);
- pPageObj = NULL;
- }
- return TRUE;
-}
-void CPDF_ReflowedPage::MarkPageObjMemberShip(CPDF_PageObject* pObj, CRF_PageInfo* pParent)
-{
- if (NULL == m_pPageInfos) {
- return;
- }
- CRF_PageInfo* pPageInfo = new CRF_PageInfo(pObj, pParent);
- m_pPageInfos->SetAt(pObj, pPageInfo);
- if (PDFPAGE_FORM != pObj->m_Type) {
- return;
- }
- CPDF_FormObject* pFormObj = (CPDF_FormObject*)pObj;
- FX_POSITION pos;
- pos = pFormObj->m_pForm->GetFirstObjectPosition();
- if (!pos) {
- return;
- }
- CPDF_PageObject* pPageObj = NULL;
- while (pos) {
- pPageObj = pFormObj->m_pForm->GetNextObject(pos);
- MarkPageObjMemberShip(pPageObj, pPageInfo);
- pPageObj = NULL;
- }
-}
-void CPDF_ReflowedPage::ReleasePageObjsMemberShip()
-{
- if (NULL == m_pPageInfos) {
- return;
- }
- CPDF_PageObject* pPageObj = NULL;
- CRF_PageInfo* pPageInfo = NULL;
- FX_POSITION pos = m_pPageInfos->GetStartPosition();
- while (pos) {
- m_pPageInfos->GetNextAssoc(pos, (void*&)pPageObj, (void*&)pPageInfo);
- delete pPageInfo;
- }
- m_pPageInfos->RemoveAll();
- delete m_pPageInfos;
- m_pPageInfos = NULL;
-}
-CPDF_Dictionary* CPDF_ReflowedPage::GetFormResDict(CPDF_PageObject* pObj)
-{
- if (NULL == m_pPageInfos) {
- return NULL;
- }
- if (FALSE == RetainPageObjsMemberShip()) {
- return NULL;
- }
- CRF_PageInfo* pPageInfo = (CRF_PageInfo*)m_pPageInfos->GetValueAt(pObj);
- if (NULL == pPageInfo) {
- return NULL;
- }
- return pPageInfo->GetFormDict();
-}
-void CPDF_ReflowedPage::GetDisplayMatrix(CFX_AffineMatrix& matrix, int32_t xPos, int32_t yPos, int32_t xSize, int32_t ySize, int32_t iRotate, const CFX_AffineMatrix* pPageMatrix)
-{
- CFX_AffineMatrix display_matrix;
- if(m_PageHeight == 0) {
- matrix.Set(1, 0, 0, -1, 0, 0);
- return;
- }
- int32_t x0, y0, x1, y1, x2, y2;
- iRotate %= 4;
- switch (iRotate) {
- case 0:
- x0 = xPos;
- y0 = yPos;
- x1 = xPos;
- y1 = yPos + ySize;
- x2 = xPos + xSize;
- y2 = yPos;
- break;
- case 3:
- x0 = xPos;
- y0 = ySize + yPos;
- x1 = xPos + xSize;
- y1 = yPos + ySize;
- x2 = xPos;
- y2 = yPos;
- break;
- case 2:
- x0 = xSize + xPos;
- y0 = ySize + yPos;
- x1 = xSize + xPos ;
- y1 = yPos;
- x2 = xPos;
- y2 = ySize + yPos;
- break;
- case 1:
- x0 = xPos + xSize;
- y0 = yPos;
- x1 = xPos;
- y1 = yPos;
- x2 = xPos + xSize;
- y2 = yPos + ySize;
- break;
- }
- display_matrix.Set(FXSYS_Div((FX_FLOAT)(x2 - x0), m_PageWidth),
- FXSYS_Div((FX_FLOAT)(y2 - y0), m_PageWidth),
- FXSYS_Div((FX_FLOAT)(x1 - x0), m_PageHeight),
- FXSYS_Div((FX_FLOAT)(y1 - y0), m_PageHeight),
- (FX_FLOAT)(x0), (FX_FLOAT)(y0));
- matrix.Set(1.0f, 0.0f, 0.0f, -1.0f, 0.0f, 0.0f);
- matrix.Concat(display_matrix);
- return;
-}
-FX_FLOAT CPDF_ReflowedPage::GetPageHeight()
-{
- return m_PageHeight;
-}
-void CPDF_ReflowedPage::FocusGetData(const CFX_AffineMatrix matrix, int32_t x, int32_t y, CFX_ByteString& str)
-{
- if (NULL == m_pReflowed) {
- return;
- }
- CFX_AffineMatrix revMatrix;
- revMatrix.SetReverse(matrix);
- FX_FLOAT x1, y1;
- revMatrix.Transform((float)x, (float)y, x1, y1);
- int count = m_pReflowed->GetSize();
- FX_FLOAT dx = 1000, dy = 1000;
- int32_t pos = 0;
- int32_t i;
- for(i = 0; i < count; i++) {
- CRF_Data* pData = (*m_pReflowed)[i];
- FX_FLOAT tempdy = FXSYS_fabs(pData->m_PosY - y1);
- if(FXSYS_fabs(tempdy - dy) < 1) {
- continue;
- }
- CFX_FloatRect rect (0, pData->m_PosY + pData->m_Height, m_PageWidth, pData->m_PosY);
- if(rect.Contains(x1, y1)) {
- pos = i;
- dx = 0;
- dy = 0;
- break;
- } else if(tempdy < dy) {
- dy = tempdy;
- dx = FXSYS_fabs(pData->m_PosX - x1);
- pos = i;
- } else if (tempdy == dy) {
- FX_FLOAT tempdx = FXSYS_fabs(pData->m_PosX - x1);
- if(tempdx < dx) {
- dx = tempdx;
- pos = i;
- }
- } else if (tempdy > dy) {
- break;
- }
- }
- if(dx != 0 || dy != 0) {
- count = count < (pos + 10) ? count : (pos + 10);
- for(i = 0 > (pos - 10) ? 0 : (pos - 10); i < count; i++) {
- CRF_Data* pData = (*m_pReflowed)[i];
- FX_FLOAT tempdy = FXSYS_fabs(pData->m_PosY - y1);
- if(tempdy < dy) {
- dy = tempdy;
- dx = FXSYS_fabs(pData->m_PosX - x1);
- pos = i;
- } else if (tempdy == dy) {
- FX_FLOAT tempdx = FXSYS_fabs(pData->m_PosX - x1);
- if(tempdx < dx) {
- dx = tempdx;
- pos = i;
- }
- }
- }
- }
- str.Format("%d", pos);
-}
-FX_BOOL CPDF_ReflowedPage::FocusGetPosition(const CFX_AffineMatrix matrix, CFX_ByteString str, int32_t& x, int32_t& y)
-{
- if (NULL == m_pReflowed) {
- return FALSE;
- }
- int32_t pos = FXSYS_atoi(str);
- if(pos < 0 || pos >= m_pReflowed->GetSize()) {
- return FALSE;
- }
- CRF_Data* pData = (*m_pReflowed)[pos];
- FX_FLOAT x1, y1;
- matrix.Transform(pData->m_PosX, pData->m_PosY + pData->m_Height, x1, y1);
- x = (int)x1;
- y = (int)y1;
- return TRUE;
-}
-int CPDF_ProgressiveReflowPageParser::GetPosition()
-{
- if(!m_pProvider) {
- return 0;
- }
- if(!m_pReflowEngine) {
- return m_pProvider->GetPosition() / 2;
- }
- return m_pProvider->GetPosition() / 2 + m_pReflowEngine->GetPosition() / 2;
-}
-void CPDF_ProgressiveReflowPageParser::Continue(IFX_Pause* pPause)
-{
- if (NULL == m_pReflowPage) {
- return;
- }
- if(m_Status != ToBeContinued) {
- return;
- }
- m_pPause = pPause;
- if(m_pReflowEngine) {
- if(m_pReflowEngine->Continue() != LayoutToBeContinued) {
- m_Status = Done;
- }
- } else {
- if(m_pProvider->Continue() == LayoutFinished) {
- m_pReflowEngine = IPDF_LayoutProcessor::Create_LayoutProcessor_Reflow(m_TopIndent, m_ReflowedWidth, m_fScreenHeight, m_pReflowPage, m_flags, m_ParseStyle.m_LineSpace);
- CFX_AffineMatrix matrix;
- m_pPDFPage->GetDisplayMatrix(matrix, 0, 0, (int)(m_pPDFPage->GetPageWidth()), (int)(m_pPDFPage->GetPageHeight()), 0);
- if(m_pReflowEngine->StartProcess(m_pProvider->GetRoot(), m_pPause, &matrix) != LayoutToBeContinued) {
- m_Status = Done;
- }
- }
- }
- if(m_TopIndent && m_Status == Done) {
- m_pReflowPage->m_PageHeight -= m_TopIndent;
- }
-}
-void CPDF_ProgressiveReflowPageParser::Clear()
-{
- Init();
- return;
-}
-FX_BOOL IPDF_ProgressiveReflowPageParser::IsTaggedPage(CPDF_PageObjects*pPage)
-{
- if(!pPage) {
- return FALSE;
- }
- CPDF_StructTree* pPageTree = CPDF_StructTree::LoadPage(pPage->m_pDocument, pPage->m_pFormDict);
- if(pPageTree) {
- int count = pPageTree->CountTopElements();
- if(count) {
- for(int i = 0; i < count; i++) {
- CPDF_StructElement* pElm = pPageTree->GetTopElement(i);
- if(pElm) {
- delete pPageTree;
- pPageTree = NULL;
- return TRUE;
- }
- }
- }
- delete pPageTree;
- pPageTree = NULL;
- return FALSE;
- }
- return FALSE;
-}
-void CPDF_ProgressiveReflowPageParser::Start(IPDF_ReflowedPage* pReflowPage, CPDF_Page* pPage, FX_FLOAT topIndent, FX_FLOAT fWidth, FX_FLOAT fHeight, IFX_Pause* pPause, int flags)
-{
- if (NULL == pReflowPage) {
- m_Status = Failed;
- return;
- }
- m_flags = flags;
- m_pReflowPage = (CPDF_ReflowedPage*)pReflowPage;
- m_pReflowPage->m_pPDFPage = pPage;
- m_pReflowPage->ReleasePageObjsMemberShip();
- m_pPDFPage = pPage;
- m_TopIndent = topIndent;
- m_pPause = pPause;
- m_fScreenHeight = fHeight;
- m_ReflowedWidth = fWidth;
- m_pProvider = IPDF_LayoutProvider::Create_LayoutProvider_TaggedPDF(m_pPDFPage);
- LayoutStatus status = m_pProvider->StartLoad(pPause);
- if(status == LayoutError) {
- delete m_pProvider;
- m_pProvider = IPDF_LayoutProvider::Create_LayoutProvider_AutoReflow(m_pPDFPage, m_flags & RF_PARSER_READERORDER);
- if (NULL == m_pProvider) {
- m_Status = Failed;
- return;
- }
- status = m_pProvider->StartLoad(pPause);
- }
- if(status == LayoutError) {
- delete m_pProvider;
- m_pProvider = NULL;
- m_Status = Failed;
- return;
- }
- if(status == LayoutToBeContinued) {
- m_Status = ToBeContinued;
- } else if (status == LayoutFinished) {
- m_pReflowEngine = IPDF_LayoutProcessor::Create_LayoutProcessor_Reflow(topIndent, fWidth, fHeight, pReflowPage, m_flags, m_ParseStyle.m_LineSpace);
- if(NULL == m_pReflowEngine) {
- delete m_pProvider;
- m_pProvider = NULL;
- m_Status = Failed;
- return;
- }
- CFX_AffineMatrix matrix;
- pPage->GetDisplayMatrix(matrix, 0, 0, (int)(pPage->GetPageWidth()), (int)(pPage->GetPageHeight()), 0);
- CFX_AffineMatrix matrix1 = pPage->GetPageMatrix();
- if((status = m_pReflowEngine->StartProcess(m_pProvider->GetRoot(), pPause, &matrix)) != LayoutToBeContinued) {
- delete m_pReflowEngine;
- m_pReflowEngine = NULL;
- m_Status = Done;
- } else {
- m_Status = ToBeContinued;
- }
- }
- if(status != LayoutToBeContinued) {
- delete m_pProvider;
- m_pProvider = NULL;
- }
- if(m_TopIndent && m_Status == Done) {
- m_pReflowPage->m_PageHeight -= m_TopIndent;
- }
- return;
-}
-CPDF_ProgressiveReflowPageRender::~CPDF_ProgressiveReflowPageRender()
-{
- if(m_pDisplayMatrix) {
- delete m_pDisplayMatrix;
- }
- m_pDisplayMatrix = NULL;
-}
-CPDF_ProgressiveReflowPageRender::CPDF_ProgressiveReflowPageRender()
-{
- m_Status = Ready;
- m_pReflowPage = NULL;
- m_pDisplayMatrix = NULL;
- m_CurrNum = 0;
- m_pFontEncoding = NULL;
- m_DisplayColor = -1;
-}
-static FX_FLOAT _CIDTransformToFloat(uint8_t ch)
-{
- if (ch < 128) {
- return ch * 1.0f / 127;
- }
- return (-255 + ch) * 1.0f / 127;
-}
-int CPDF_ProgressiveReflowPageRender::GetPosition()
-{
- if(m_CurrNum == 0 || NULL == m_pReflowPage) {
- return 0;
- }
- int size = m_pReflowPage->m_pReflowed->GetSize();
- if(size == 0 || m_CurrNum >= size) {
- return 100;
- }
- return (int)(m_CurrNum * 100 / size);
-}
-void CPDF_ProgressiveReflowPageRender::Display(IFX_Pause* pPause)
-{
- if (NULL == m_pReflowPage) {
- m_Status = Done;
- return;
- }
- FX_RECT clipBox = m_pFXDevice->GetClipBox();
- int size = m_pReflowPage->m_pReflowed->GetSize();
- if (size < 1 || NULL == m_pDisplayMatrix) {
- m_Status = Done;
- return;
- }
- for(int i = m_CurrNum; i < size; i++) {
- CRF_Data* pData = (*m_pReflowPage->m_pReflowed)[i];
- if(!pData) {
- continue;
- }
- CFX_FloatRect rect (pData->m_PosX, pData->m_PosY + pData->m_Height, pData->m_PosX + pData->m_Width, pData->m_PosY);
- m_pDisplayMatrix->TransformRect(rect);
- if(rect.left > clipBox.right || rect.right < clipBox.left || rect.bottom > clipBox.bottom || rect.top < clipBox.top) {
- continue;
- }
- if(pData->GetType() == CRF_Data::Text) {
- CRF_CharData* pCharData = (CRF_CharData*)pData;
- CPDF_Font* pPDFFont = pCharData->m_pCharState->m_pFont;
- if(pPDFFont->GetFontType() == PDFFONT_TYPE3) {
- continue;
- }
- FX_FLOAT x = pData->m_PosX, y = pData->m_PosY - pCharData->m_pCharState->m_fDescent;
- FXTEXT_CHARPOS charpos ;
- charpos.m_GlyphIndex = pPDFFont->GlyphFromCharCode(pCharData->m_CharCode);
- charpos.m_FontCharWidth = pPDFFont->m_Font.GetGlyphWidth(charpos.m_GlyphIndex);
- charpos.m_OriginX = x;
- charpos.m_OriginY = y;
- FX_FLOAT charW = pData->m_Width * 1000 / pData->m_Height;
- if(charW != charpos.m_FontCharWidth) {
- charpos.m_bGlyphAdjust = TRUE;
- charpos.m_AdjustMatrix[0] = charW / charpos.m_FontCharWidth;
- charpos.m_AdjustMatrix[1] = 0;
- charpos.m_AdjustMatrix[2] = 0;
- charpos.m_AdjustMatrix[3] = 1;
- } else {
- charpos.m_bGlyphAdjust = FALSE;
- }
- FX_BOOL bRet = FALSE;
- if(m_DisplayColor == -1)
- bRet = m_pFXDevice->DrawNormalText(1, &charpos, &(pPDFFont->m_Font),
- NULL, pCharData->m_pCharState->m_fFontSize,
- m_pDisplayMatrix, pCharData->m_pCharState->m_Color + 0xff000000, FXTEXT_CLEARTYPE);
- else
- bRet = m_pFXDevice->DrawNormalText(1, &charpos, &(pPDFFont->m_Font),
- NULL, pCharData->m_pCharState->m_fFontSize, m_pDisplayMatrix, m_DisplayColor, FXTEXT_CLEARTYPE);
- } else if(pData->GetType() == CRF_Data::Image) {
- CRF_ImageData* pImageData = (CRF_ImageData*)pData;
- if(!pImageData->m_pBitmap) {
- continue;
- }
- int left = 0, top = 0;
- CFX_DIBitmap* pDiBmp = NULL;
- CFX_DIBSource* pDispSource = pImageData->m_pBitmap;
- if(pImageData->m_Matrix.d < 0) {
- CFX_AffineMatrix matrix(pImageData->m_Matrix.a, 0, 0, -pImageData->m_Matrix.d, 0, 0);
- int left, top;
- pDiBmp = pImageData->m_pBitmap->TransformTo(&matrix, left, top);
- pDispSource = pDiBmp;
- }
- if (NULL == pDispSource) {
- continue;
- }
- if (pDispSource->GetFormat() == FXDIB_1bppMask || pDispSource->GetFormat() == FXDIB_8bppMask) {
- m_pFXDevice->StretchBitMask(pDispSource, (int)(rect.left + 0.5), (int)(rect.bottom + 0.5), (int)(rect.Width() + 0.5), (int)(rect.Height() + 0.5), 0xff000000);
- } else {
- m_pFXDevice->StretchDIBits(pDispSource, (int)(rect.left + 0.5), (int)(rect.bottom + 0.5), (int)(rect.Width() + 0.5), (int)(rect.Height() + 0.5));
- }
- if(m_pFXDevice->GetBitmap() && m_pFXDevice->GetBitmap()->GetFormat() == FXDIB_8bppRgb &&
- m_pFXDevice->GetBitmap()->GetPalette() == NULL) {
- int nPalette = 0;
- switch(m_DitherBits) {
- case 0:
- nPalette = 0;
- break;
- case 1:
- nPalette = 2;
- break;
- case 2:
- nPalette = 4;
- break;
- case 3:
- nPalette = 8;
- break;
- case 4:
- nPalette = 16;
- break;
- case 5:
- nPalette = 32;
- break;
- case 6:
- nPalette = 64;
- break;
- case 7:
- nPalette = 128;
- break;
- default:
- nPalette = 256;
- break;
- }
- if(nPalette >= 2) {
- FX_ARGB * palette = FX_Alloc(FX_ARGB, nPalette);
- nPalette --;
- palette[0] = 0;
- palette[nPalette] = 255;
- FX_FLOAT Dither = (FX_FLOAT)255 / (nPalette);
- for(int i = 1; i < nPalette; i++) {
- palette[i] = (FX_ARGB)(Dither * i + 0.5);
- }
- FX_RECT tmpRect = rect.GetOutterRect();
- m_pFXDevice->GetBitmap()->DitherFS(palette, nPalette + 1, &tmpRect);
- FX_Free (palette);
- }
- }
- if(pDiBmp) {
- delete pDiBmp;
- }
- } else if(pData->GetType() == CRF_Data::Path) {
- }
- if(!(i % 10)) {
- if(pPause && pPause->NeedToPauseNow()) {
- i++;
- m_CurrNum = i;
- m_Status = ToBeContinued;
- return;
- }
- }
- }
- m_CurrNum = size;
- m_Status = Done;
-}
-void CPDF_ProgressiveReflowPageRender::Start(IPDF_ReflowedPage* pReflowPage, CFX_RenderDevice* pDevice, const CFX_AffineMatrix* pMatrix, IFX_Pause* pPause, int DitherBits)
-{
- if(!pReflowPage || !pDevice || !pMatrix) {
- m_Status = Failed;
- return;
- }
- m_DitherBits = DitherBits;
- m_Status = Ready;
- m_CurrNum = 0;
- m_pReflowPage = (CPDF_ReflowedPage*)pReflowPage;
- m_pFXDevice = pDevice;
- if(NULL == m_pDisplayMatrix) {
- m_pDisplayMatrix = new CFX_AffineMatrix;
- }
- m_pDisplayMatrix->Copy(*pMatrix);
- m_Status = ToBeContinued;
- Display(pPause);
-}
-void CPDF_ProgressiveReflowPageRender::Continue(IFX_Pause* pPause)
-{
- Display(pPause);
-}
-void CPDF_ProgressiveReflowPageRender::SetDisplayColor(FX_COLORREF color)
-{
- m_DisplayColor = color;
-}
-void CPDF_ProgressiveReflowPageRender::Clear()
-{
- if (m_pDisplayMatrix) {
- delete m_pDisplayMatrix;
- }
- m_pDisplayMatrix = NULL;
- m_pReflowPage = NULL;
- m_pFXDevice = NULL;
- m_CurrNum = 0;
- m_Status = Ready;
-}
diff --git a/core/src/reflow/reflowedpage.h b/core/src/reflow/reflowedpage.h
deleted file mode 100644
index 79b4937bdb..0000000000
--- a/core/src/reflow/reflowedpage.h
+++ /dev/null
@@ -1,374 +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
-
-#ifndef CORE_SRC_REFLOW_REFLOWEDPAGE_H_
-#define CORE_SRC_REFLOW_REFLOWEDPAGE_H_
-
-#include "../../include/reflow/reflowengine.h"
-
-#define GET_SIGNED(a) ( (a)>0 ? a/a : (a==0 ? 0 : -a/a) )
-class CRF_Data;
-class CRF_LineData;
-class CRF_CharData;
-class CRF_PathData;
-class CRF_ImageData;
-class CRF_Table;
-class CRF_AttrOperation;
-class CRF_OperationDate;
-class CPDF_ReflowedPage;
-class CPDF_Rect;
-typedef CFX_SegmentedArray<CRF_Data*> CRF_DataPtrArray;
-class CRF_CharState;
-typedef CFX_SegmentedArray<CRF_CharState> CRF_CharStateArray;
-#define SST_GE 1
-#define SST_BLSE 2
-#define SST_ILSE 3
-#define SST_IE 4
-class CPDF_LayoutProcessor_Reflow : public IPDF_LayoutProcessor
-{
-public:
- CPDF_LayoutProcessor_Reflow();
- ~CPDF_LayoutProcessor_Reflow();
- void Init(FX_FLOAT TopIndent, FX_FLOAT fWidth, FX_FLOAT fHeight, CPDF_ReflowedPage* pReflowedPage, int flags, FX_FLOAT lineSpace);
-
- LayoutStatus StartProcess(IPDF_LayoutElement* pElement, IFX_Pause* pPause, const CFX_AffineMatrix* pPDFMatrix = NULL);
- LayoutStatus Continue();
- int GetPosition();
-protected:
- void FitPageMode();
- void ProcessElement(IPDF_LayoutElement* pElement, FX_FLOAT reflowWidth);
- FX_FLOAT GetElmWidth(IPDF_LayoutElement* pElement);
- CFX_FloatRect GetElmBBox(IPDF_LayoutElement* pElement);
- void ProcessTable(FX_FLOAT dx);
- void ProcessObjs(IPDF_LayoutElement* pElement, FX_FLOAT reflowWidth);
- void ProcessObject(CPDF_PageObject* pObj, FX_FLOAT reflowWidth, CFX_AffineMatrix objMatrix);
- void ProcessTextObject(CPDF_TextObject *pObj, FX_FLOAT reflowWidth, CFX_AffineMatrix objMatrix);
- void ProcessPathObject(CPDF_PathObject *pObj, FX_FLOAT reflowWidth);
- void ProcessUnitaryObjs(CPDF_PageObjects *pObjs, FX_FLOAT reflowWidth, CFX_AffineMatrix objMatrix);
- int32_t LogicPreObj(CPDF_TextObject* pObj);
- int ProcessInsertObject(CPDF_TextObject* pObj, CFX_AffineMatrix formMatrix);
- FX_WCHAR GetPreChar();
- FX_BOOL IsSameTextObject(CPDF_TextObject* pTextObj1, CPDF_TextObject* pTextObj2);
- int GetCharWidth(FX_DWORD charCode, CPDF_Font* pFont) const;
- FX_BOOL IsCanBreakAfter(FX_DWORD unicode);
- FX_BOOL IsCanBreakBefore(FX_DWORD unicode);
- int32_t GetElementTypes(LayoutType layoutType);
- void CreateRFData(CPDF_PageObject* pObj, CFX_AffineMatrix* pMatrix = NULL);
- CRF_CharState* GetCharState(CPDF_TextObject* pObj, CPDF_Font* pFont, FX_FLOAT fHeight, FX_ARGB color);
- FX_FLOAT ConverWidth(FX_FLOAT width);
- void AddData2CurrLine(CRF_Data* pData);
- void AddTemp2CurrLine(int begin, int count );
- void Transform(const CFX_AffineMatrix* pMatrix, CRF_Data* pData);
- void Transform(const CFX_AffineMatrix* pMatrix, CRF_DataPtrArray* pDataArray, int beginPos, int count = 0);
- FX_FLOAT GetDatasWidth( int beginPos, int endpos);
- void UpdateCurrLine();
- FX_BOOL FinishedCurrLine();
- int m_flags;
- CFX_AffineMatrix m_PDFMatrix;
- LayoutStatus m_Status;
- CPDF_TextObject* m_pPreObj;
- CFX_AffineMatrix m_perMatrix;
- IPDF_LayoutElement* m_pLayoutElement;
- IPDF_LayoutElement* m_pRootElement;
- FX_FLOAT m_CurrRefWidth;
- IFX_Pause* m_pPause;
- LayoutEnum m_CurrWritingMode;
- CPDF_ReflowedPage* m_pReflowedPage;
- FX_FLOAT m_fRefWidth;
- FX_FLOAT m_TopIndent;
- FX_FLOAT m_fLineSpace;
- FX_FLOAT m_fScreenHeight;
- FX_FLOAT m_fCurrMaxWidth;
- FX_FLOAT m_fCurrLineWidth;
- FX_FLOAT m_fCurrLineHeight;
- CRF_DataPtrArray* m_pCurrLine;
- CRF_DataPtrArray* m_pTempLine;
- FX_BOOL m_bIllustration;
- FX_FLOAT m_fLineHeight;
- LayoutEnum m_TextAlign;
- FX_FLOAT m_StartIndent;
- CFX_ArrayTemplate<CRF_Table*> m_TableArray;
- int m_PausePosition;
-};
-struct RF_TableCell {
- int m_BeginPos;
- int m_EndPos;
- FX_FLOAT m_MaxWidth;
- FX_FLOAT m_PosX;
- FX_FLOAT m_PosY;
- FX_FLOAT m_CellWidth;
- FX_FLOAT m_CellHeight;
- int m_RowSpan;
- int m_ColSpan;
- LayoutEnum m_BlockAlign;
- LayoutEnum m_InlineAlign;
-};
-typedef CFX_ArrayTemplate<RF_TableCell*> CRF_TableCellArray;
-class CRF_Table
-{
-public:
- CRF_Table()
- {
- m_TableWidth = 0;
- m_nCol = 0;
- }
- CRF_TableCellArray m_pCellArray;
- CFX_WordArray m_nCell;
- int m_nCol;
- FX_FLOAT m_TableWidth;
- FX_FLOAT m_ReflowPageHeight;
-};
-class CRF_CharState
-{
-public:
- CPDF_Font* m_pFont;
- FX_ARGB m_Color;
- FX_BOOL m_bVert;
- FX_FLOAT m_fFontSize;
- FX_FLOAT m_fAscent;
- FX_FLOAT m_fDescent;
-
- CPDF_TextObject* m_pTextObj;
-};
-class CRF_PageInfo
-{
-public:
- CRF_PageInfo(CPDF_PageObject* pPageObj, CRF_PageInfo* pParent = NULL)
- : m_pPageObj(pPageObj) , m_pParent(pParent)
- {
- }
- CPDF_PageObject* GetPageObj()
- {
- return m_pPageObj;
- }
- CPDF_Dictionary* GetFormDict()
- {
- if (NULL == m_pParent) {
- return NULL;
- }
- CPDF_PageObject* pParentObj = m_pParent->GetPageObj();
- if (NULL == pParentObj || PDFPAGE_FORM != pParentObj->m_Type) {
- return NULL;
- }
- return ((CPDF_FormObject*)pParentObj)->m_pForm->m_pResources;
- }
-protected:
- CPDF_PageObject* m_pPageObj;
- CRF_PageInfo* m_pParent;
-};
-class CPDF_ReflowedPage : public IPDF_ReflowedPage, public CFX_PrivateData
-{
-public:
-
- CPDF_ReflowedPage(CFX_GrowOnlyPool* pMemoryPool);
- ~CPDF_ReflowedPage();
- CFX_PrivateData* GetPrivateDataCtrl()
- {
- return this;
- };
- void GetDisplayMatrix(CFX_AffineMatrix& matrix, int32_t xPos, int32_t yPos, int32_t xSize, int32_t ySize, int32_t iRotate, const CFX_AffineMatrix* pPageMatrix);
-
- FX_FLOAT GetPageHeight() ;
- FX_FLOAT GetPageWidth()
- {
- return m_PageWidth;
- };
- void FocusGetData(const CFX_AffineMatrix matrix, int32_t x, int32_t y, CFX_ByteString& str);
- FX_BOOL FocusGetPosition(const CFX_AffineMatrix matrix, CFX_ByteString str, int32_t& x, int32_t& y);
- CRF_DataPtrArray* m_pReflowed;
- FX_FLOAT m_PageWidth;
- FX_FLOAT m_PageHeight;
- FX_BOOL m_bWaiting;
- CRF_CharStateArray* m_pCharState;
- CFX_GrowOnlyPool* m_pMemoryPool;
- FX_BOOL m_bCreateMemoryPool;
- CPDF_Page* m_pPDFPage;
- FX_BOOL RetainPageObjsMemberShip();
- void MarkPageObjMemberShip(CPDF_PageObject* pObj, CRF_PageInfo* pParent);
- void ReleasePageObjsMemberShip();
- CPDF_Dictionary* GetFormResDict(CPDF_PageObject* pObj);
-
- CFX_MapPtrToPtr* m_pPageInfos;
-};
-class CPDF_ProgressiveReflowPageParser : public IPDF_ProgressiveReflowPageParser
-{
-public:
- CPDF_ProgressiveReflowPageParser();
- ~CPDF_ProgressiveReflowPageParser() ;
- void Init();
-
- ParseStatus GetStatus()
- {
- return m_Status;
- };
-
- void SetParserStyle(RF_ParseStyle style)
- {
- m_ParseStyle = style;
- };
- void Start(IPDF_ReflowedPage* pReflowPage, CPDF_Page* pPage, FX_FLOAT TopIndent, FX_FLOAT fWidth, FX_FLOAT fHeight, IFX_Pause* pPause, int flags);
- void Continue(IFX_Pause* pPause);
- int GetPosition() ;
-
- void Clear();
- ParseStatus m_Status;
-protected:
- RF_ParseStyle m_ParseStyle;
- CPDF_Page* m_pPDFPage;
- IFX_Pause* m_pPause;
- CPDF_ReflowedPage* m_pReflowPage;
- FX_FLOAT m_TopIndent;
- FX_FLOAT m_ReflowedWidth;
- FX_FLOAT m_fScreenHeight;
- IPDF_LayoutProvider* m_pProvider;
- IPDF_LayoutProcessor* m_pReflowEngine;
- int m_nObjProcessed;
- int m_flags;
-};
-class CPDF_ProgressiveReflowPageRender : public IPDF_ProgressiveReflowPageRender
-{
-public:
- CPDF_ProgressiveReflowPageRender();
- ~CPDF_ProgressiveReflowPageRender() ;
-
- RenderStatus GetStatus()
- {
- return m_Status;
- };
-
-
- void SetDisplayColor(FX_COLORREF color);
- void Start(IPDF_ReflowedPage* pReflowPage, CFX_RenderDevice* pDevice, const CFX_AffineMatrix* pMatrix, IFX_Pause* pPause, int DitherBits);
- void Continue(IFX_Pause* pPause);
- int GetPosition();
-
-
- void Clear();
-protected:
- void Display(IFX_Pause* pPause);
- RenderStatus m_Status;
- CPDF_ReflowedPage* m_pReflowPage;
- CFX_AffineMatrix* m_pDisplayMatrix;
- int m_CurrNum;
- IFX_FontEncoding* m_pFontEncoding;
- CFX_RenderDevice* m_pFXDevice;
- int m_DitherBits;
- FX_COLORREF m_DisplayColor;
- typedef struct CRF_TextDataAtt {
- CRF_TextDataAtt()
- {
- pFont = NULL;
- fFontSize = 0.0f;
- Color = 0;
- }
- CRF_TextDataAtt(CPDF_Font* font, FX_FLOAT fontSize, FX_ARGB color)
- {
- pFont = font;
- fFontSize = fontSize;
- Color = color;
- }
- CPDF_Font* pFont;
- FX_FLOAT fFontSize;
- FX_ARGB Color;
- } CRF_TEXTDATAATT;
- inline bool isTextDataAttSame(CRF_TEXTDATAATT data1, CRF_TEXTDATAATT data2)
- {
- if (data1.pFont != data2.pFont) {
- return false;
- }
- if (data1.Color != data2.Color) {
- return false;
- }
- if (fabs(data1.fFontSize - data2.fFontSize) > 0.0f) {
- return false;
- }
- return true;
- };
-};
-#define TYPE_UNKNOW 0
-#define TYPE_TEXT 1
-#define TYPE_PATH 2
-#define TYPE_IMAGE 3
-#define TYPE_LINE 4
-class CRF_Data
-{
-public:
- typedef enum {Unknow, Text, Image, Path, Line, paragraph} RF_DataType;
- CRF_Data()
- {
- m_Type = Unknow;
- m_Width = 0;
- m_PosY = 0;
- m_PosX = 0;
- m_Height = 0;
- }
- RF_DataType GetType()
- {
- return m_Type;
- }
- virtual ~CRF_Data() {}
- RF_DataType m_Type;
- FX_FLOAT m_PosX;
- FX_FLOAT m_PosY;
- FX_FLOAT m_Width;
- FX_FLOAT m_Height;
-};
-class CRF_LineData : public CRF_Data
-{
-public:
- CRF_LineData()
- {
- m_Type = Line;
- }
-};
-class CRF_CharData : public CRF_Data
-{
-public:
- CRF_CharData()
- {
- m_Type = Text;
- m_CharCode = -1;
- }
- CRF_CharState* m_pCharState;
- FX_DWORD m_CharCode;
-};
-class CRF_ImageData : public CRF_Data
-{
-public:
- CRF_ImageData()
- {
- m_Type = Image;
- m_pBitmap = NULL;
- }
- ~CRF_ImageData()
- {
- if(m_pBitmap) {
- delete m_pBitmap;
- }
- m_pBitmap = NULL;
- }
- CFX_AffineMatrix m_Matrix;
- CFX_DIBitmap* m_pBitmap;
-};
-class CRF_PathData : public CRF_Data
-{
-public:
- CRF_PathData()
- {
- m_Type = Path;
- m_bDecoration = FALSE;
- }
- ~CRF_PathData() {};
- FX_BOOL m_bDecoration;
- CPDF_Path m_pPathData;
- CFX_AffineMatrix m_pPath2Device;
- CPDF_GraphState m_pGraphState;
- FX_ARGB m_fill_argb;
- FX_ARGB m_stroke_argb;
- int m_fill_mode;
-};
-
-#endif // CORE_SRC_REFLOW_REFLOWEDPAGE_H_
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;
-}
diff --git a/core/src/reflow/reflowedtextpage.h b/core/src/reflow/reflowedtextpage.h
deleted file mode 100644
index bb6e24a9cd..0000000000
--- a/core/src/reflow/reflowedtextpage.h
+++ /dev/null
@@ -1,74 +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
-
-#ifndef CORE_SRC_REFLOW_REFLOWEDTEXTPAGE_H_
-#define CORE_SRC_REFLOW_REFLOWEDTEXTPAGE_H_
-
-#include "../../include/reflow/reflowengine.h"
-#include "../../src/reflow/reflowedpage.h"
-
-typedef CFX_SegmentedArray<CRF_CharData*> CRF_CharDataPtrArray;
-typedef CFX_SegmentedArray<int32_t> CFX_CountBSINT32Array;
-class CRF_TextPage : public IPDF_TextPage
-{
-public:
- CRF_TextPage(IPDF_ReflowedPage* pRefPage);
-
- virtual ~CRF_TextPage() ;
- FX_BOOL ParseTextPage();
- void NormalizeObjects(FX_BOOL bNormalize)
- {
- return;
- };
-
- FX_BOOL IsParsered() const;
-public:
-
- int CharIndexFromTextIndex(int TextIndex) const;
-
- int TextIndexFromCharIndex(int CharIndex) const;
-
-
- int CountChars() const;
-
- virtual void GetCharInfo(int index, FPDF_CHAR_INFO & info) const;
-
- void GetRectArray(int start, int nCount, CFX_RectArray& rectArray) const;
-
-
- int GetIndexAtPos(CPDF_Point point, FX_FLOAT xTorelance, FX_FLOAT yTorelance) const;
-
- int GetIndexAtPos(FX_FLOAT x, FX_FLOAT y, FX_FLOAT xTorelance, FX_FLOAT yTorelance) const;
-
- virtual int GetOrderByDirection(int index, int direction) const;
-
- CFX_WideString GetTextByRect(CFX_FloatRect rect) const;
-
- void GetRectsArrayByRect(CFX_FloatRect rect, CFX_RectArray& resRectArray) const;
-
-
- int CountRects(int start, int nCount);
-
- virtual void GetRect(int rectIndex, FX_FLOAT& left, FX_FLOAT& top, FX_FLOAT& right, FX_FLOAT &bottom) const;
- virtual FX_BOOL GetBaselineRotate(int rectIndex, int& Rotate);
- virtual FX_BOOL GetBaselineRotate(CFX_FloatRect rect, int& Rotate);
-
- virtual int CountBoundedSegments(FX_FLOAT left, FX_FLOAT top, FX_FLOAT right, FX_FLOAT bottom, FX_BOOL bContains = FALSE);
-
- virtual void GetBoundedSegment(int index, int& start, int& count) const;
-
-
- int GetWordBreak(int index, int direction) const;
-
- CFX_WideString GetPageText(int start, int nCount = -1 ) const;
-private:
- CPDF_ReflowedPage* m_pRefPage;
- CRF_CharDataPtrArray* m_pDataList;
- CFX_RectArray m_rectArray;
- CFX_CountBSINT32Array* m_CountBSArray;
-};
-
-#endif // CORE_SRC_REFLOW_REFLOWEDTEXTPAGE_H_
diff --git a/core/src/reflow/reflowengine.cpp b/core/src/reflow/reflowengine.cpp
deleted file mode 100644
index 7f766caefb..0000000000
--- a/core/src/reflow/reflowengine.cpp
+++ /dev/null
@@ -1,34 +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 "../../include/reflow/reflowengine.h"
-#include "reflowedpage.h"
-IPDF_ReflowedPage* IPDF_ReflowedPage::Create()
-{
- return new CPDF_ReflowedPage(NULL);
-}
-IPDF_ReflowedPage* Create_ReflowPage()
-{
- return IPDF_ReflowedPage::Create();
-}
-IPDF_ProgressiveReflowPageParser* Create_ReflowPageParser()
-{
- return IPDF_ProgressiveReflowPageParser::Create();
-}
-IPDF_ProgressiveReflowPageParser* IPDF_ProgressiveReflowPageParser::Create()
-{
- CPDF_ProgressiveReflowPageParser* pParser = new CPDF_ProgressiveReflowPageParser;
- pParser->Init();
- return pParser;
-}
-IPDF_ProgressiveReflowPageRender* Create_ReflowPageRender()
-{
- return IPDF_ProgressiveReflowPageRender::Create();
-}
-IPDF_ProgressiveReflowPageRender* IPDF_ProgressiveReflowPageRender::Create()
-{
- return new CPDF_ProgressiveReflowPageRender;
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 07:19:43 +0000