Remove trailing whitespaces in fpdfsdk.
[pdfium.git] / fpdfsdk / src / fpdfppo.cpp
index 2b583f0..21ae05d 100644 (file)
@@ -1,7 +1,7 @@
 // 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 "../../public/fpdf_ppo.h"
@@ -12,14 +12,14 @@ class CPDF_PageOrganizer
 public:
        CPDF_PageOrganizer();
        ~CPDF_PageOrganizer();
-       
+
 public:
        FX_BOOL                         PDFDocInit(CPDF_Document *pDestPDFDoc, CPDF_Document *pSrcPDFDoc);
        FX_BOOL                         ExportPage(CPDF_Document *pSrcPDFDoc, CFX_WordArray* nPageNum, CPDF_Document *pDestPDFDoc, int nIndex);
        CPDF_Object*            PageDictGetInheritableTag(CPDF_Dictionary *pDict, CFX_ByteString nSrctag);
        FX_BOOL                         UpdateReference(CPDF_Object *pObj, CPDF_Document *pDoc, CFX_MapPtrToPtr* pMapPtrToPtr);
        int                                     GetNewObjId(CPDF_Document *pDoc, CFX_MapPtrToPtr* pMapPtrToPtr, CPDF_Reference *pRef);
-       
+
 };
 
 
@@ -37,17 +37,17 @@ FX_BOOL CPDF_PageOrganizer::PDFDocInit(CPDF_Document *pDestPDFDoc, CPDF_Document
 {
        if(!pDestPDFDoc || !pSrcPDFDoc)
                return false;
-       
+
        CPDF_Dictionary* pNewRoot = pDestPDFDoc->GetRoot();
        if(!pNewRoot)   return FALSE;
-       
+
        //Set the document information////////////////////////////////////////////
-       
+
        CPDF_Dictionary* DInfoDict = pDestPDFDoc->GetInfo();
-       
+
        if(!DInfoDict)
                return FALSE;
-       
+
        CFX_ByteString producerstr;
        producerstr.Format("PDFium");
        DInfoDict->SetAt("Producer", new CPDF_String(producerstr));
@@ -58,7 +58,7 @@ FX_BOOL CPDF_PageOrganizer::PDFDocInit(CPDF_Document *pDestPDFDoc, CPDF_Document
        {
                pNewRoot->SetAt("Type", new CPDF_Name("Catalog"));
        }
-       
+
        CPDF_Dictionary* pNewPages = (CPDF_Dictionary*)(pNewRoot->GetElement("Pages")? pNewRoot->GetElement("Pages")->GetDirect() : NULL);
        if(!pNewPages)
        {
@@ -66,7 +66,7 @@ FX_BOOL CPDF_PageOrganizer::PDFDocInit(CPDF_Document *pDestPDFDoc, CPDF_Document
                FX_DWORD NewPagesON = pDestPDFDoc->AddIndirectObject(pNewPages);
                pNewRoot->SetAt("Pages", new CPDF_Reference(pDestPDFDoc, NewPagesON));
        }
-       
+
        CFX_ByteString cbPageType = pNewPages->GetString("Type","");
        if(cbPageType.Equal(""))
        {
@@ -79,15 +79,15 @@ FX_BOOL CPDF_PageOrganizer::PDFDocInit(CPDF_Document *pDestPDFDoc, CPDF_Document
                CPDF_Array* pNewKids = new CPDF_Array;
                FX_DWORD Kidsobjnum = -1;
                Kidsobjnum = pDestPDFDoc->AddIndirectObject(pNewKids);//, Kidsobjnum, Kidsgennum);
-               
+
                pNewPages->SetAt("Kids", new CPDF_Reference(pDestPDFDoc, Kidsobjnum));//, Kidsgennum));
-               pNewPages->SetAt("Count", new CPDF_Number(0));          
+               pNewPages->SetAt("Count", new CPDF_Number(0));
        }
 
        return true;
 }
 
-FX_BOOL CPDF_PageOrganizer::ExportPage(CPDF_Document *pSrcPDFDoc, CFX_WordArray* nPageNum, 
+FX_BOOL CPDF_PageOrganizer::ExportPage(CPDF_Document *pSrcPDFDoc, CFX_WordArray* nPageNum,
                                                                                                CPDF_Document *pDestPDFDoc,int nIndex)
 {
        int curpage =nIndex;
@@ -97,7 +97,7 @@ FX_BOOL CPDF_PageOrganizer::ExportPage(CPDF_Document *pSrcPDFDoc, CFX_WordArray*
 
        for(int i=0; i<nPageNum->GetSize(); i++)
        {
-               
+
                CPDF_Dictionary* pCurPageDict = pDestPDFDoc->CreateNewPage(curpage);
                CPDF_Dictionary* pSrcPageDict = pSrcPDFDoc->GetPage(nPageNum->GetAt(i)-1);
                if(!pSrcPageDict || !pCurPageDict)
@@ -105,7 +105,7 @@ FX_BOOL CPDF_PageOrganizer::ExportPage(CPDF_Document *pSrcPDFDoc, CFX_WordArray*
                        delete pMapPtrToPtr;
                        return FALSE;
                }
-               
+
                // Clone the page dictionary///////////
                FX_POSITION     SrcPos = pSrcPageDict->GetStartPos();
                while (SrcPos)
@@ -119,15 +119,15 @@ FX_BOOL CPDF_PageOrganizer::ExportPage(CPDF_Document *pSrcPDFDoc, CFX_WordArray*
                                pCurPageDict->SetAt(cbSrcKeyStr, pObj->Clone());
                        }
                }
-               
+
                //inheritable item///////////////////////
                CPDF_Object* pInheritable = NULL;
                //1     MediaBox  //required
                if(!pCurPageDict->KeyExist("MediaBox"))
                {
-                       
+
                        pInheritable = PageDictGetInheritableTag(pSrcPageDict, "MediaBox");
-                       if(!pInheritable) 
+                       if(!pInheritable)
                        {
                                //Search the "CropBox" from source page dictionary, if not exists,we take the letter size.
                                pInheritable = PageDictGetInheritableTag(pSrcPageDict, "CropBox");
@@ -151,7 +151,7 @@ FX_BOOL CPDF_PageOrganizer::ExportPage(CPDF_Document *pSrcPDFDoc, CFX_WordArray*
                if(!pCurPageDict->KeyExist("Resources"))
                {
                        pInheritable = PageDictGetInheritableTag(pSrcPageDict, "Resources");
-                       if(!pInheritable) 
+                       if(!pInheritable)
                        {
                                delete pMapPtrToPtr;
                                return FALSE;
@@ -162,14 +162,14 @@ FX_BOOL CPDF_PageOrganizer::ExportPage(CPDF_Document *pSrcPDFDoc, CFX_WordArray*
                if(!pCurPageDict->KeyExist("CropBox"))
                {
                        pInheritable = PageDictGetInheritableTag(pSrcPageDict, "CropBox");
-                       if(pInheritable) 
+                       if(pInheritable)
                                pCurPageDict->SetAt("CropBox", pInheritable->Clone());
                }
                //4 Rotate  //Optional
                if(!pCurPageDict->KeyExist("Rotate"))
                {
                        pInheritable = PageDictGetInheritableTag(pSrcPageDict, "Rotate");
-                       if(pInheritable) 
+                       if(pInheritable)
                                pCurPageDict->SetAt("Rotate", pInheritable->Clone());
                }
 
@@ -177,10 +177,10 @@ FX_BOOL CPDF_PageOrganizer::ExportPage(CPDF_Document *pSrcPDFDoc, CFX_WordArray*
                //Update the reference
                FX_DWORD dwOldPageObj = pSrcPageDict->GetObjNum();
                FX_DWORD dwNewPageObj = pCurPageDict->GetObjNum();
-               
-               pMapPtrToPtr->SetAt((FX_LPVOID)(uintptr_t)dwOldPageObj, (FX_LPVOID)(uintptr_t)dwNewPageObj);
 
-               this->UpdateReference(pCurPageDict, pDestPDFDoc, pMapPtrToPtr);
+               pMapPtrToPtr->SetAt((void*)(uintptr_t)dwOldPageObj, (void*)(uintptr_t)dwNewPageObj);
+
+               UpdateReference(pCurPageDict, pDestPDFDoc, pMapPtrToPtr);
                curpage++;
        }
 
@@ -190,7 +190,7 @@ FX_BOOL CPDF_PageOrganizer::ExportPage(CPDF_Document *pSrcPDFDoc, CFX_WordArray*
 
 CPDF_Object* CPDF_PageOrganizer::PageDictGetInheritableTag(CPDF_Dictionary *pDict, CFX_ByteString nSrctag)
 {
-       if(!pDict || !pDict->KeyExist("Type") || nSrctag.IsEmpty())     
+       if(!pDict || !pDict->KeyExist("Type") || nSrctag.IsEmpty())
                return NULL;
 
        CPDF_Object* pType = pDict->GetElement("Type")->GetDirect();
@@ -201,14 +201,14 @@ CPDF_Object* CPDF_PageOrganizer::PageDictGetInheritableTag(CPDF_Dictionary *pDic
        if(!pDict->KeyExist("Parent"))  return NULL;
        CPDF_Object* pParent = pDict->GetElement("Parent")->GetDirect();
        if(!pParent || pParent->GetType() != PDFOBJ_DICTIONARY) return NULL;
-       
+
        CPDF_Dictionary* pp = (CPDF_Dictionary*)pParent;
-       
-       if(pDict->KeyExist((const char*)nSrctag))       
+
+       if(pDict->KeyExist((const char*)nSrctag))
                return pDict->GetElement((const char*)nSrctag);
        while (pp)
        {
-               if(pp->KeyExist((const char*)nSrctag))  
+               if(pp->KeyExist((const char*)nSrctag))
                        return pp->GetElement((const char*)nSrctag);
                else if (pp->KeyExist("Parent"))
                {
@@ -217,11 +217,11 @@ CPDF_Object* CPDF_PageOrganizer::PageDictGetInheritableTag(CPDF_Dictionary *pDic
                }
                else break;
        }
-       
+
        return NULL;
 }
 
-FX_BOOL CPDF_PageOrganizer::UpdateReference(CPDF_Object *pObj, CPDF_Document *pDoc, 
+FX_BOOL CPDF_PageOrganizer::UpdateReference(CPDF_Object *pObj, CPDF_Document *pDoc,
                                                                                 CFX_MapPtrToPtr* pMapPtrToPtr)
 {
        switch (pObj->GetType())
@@ -237,7 +237,7 @@ FX_BOOL CPDF_PageOrganizer::UpdateReference(CPDF_Object *pObj, CPDF_Document *pD
        case PDFOBJ_DICTIONARY:
                {
                        CPDF_Dictionary* pDict = (CPDF_Dictionary*)pObj;
-                       
+
                        FX_POSITION pos = pDict->GetStartPos();
                        while(pos)
                        {
@@ -298,10 +298,10 @@ int       CPDF_PageOrganizer::GetNewObjId(CPDF_Document *pDoc, CFX_MapPtrToPtr* pMapPt
        if(!pRef)
                return 0;
        dwObjnum = pRef->GetRefObjNum();
-       
+
        size_t dwNewObjNum = 0;
-       
-       pMapPtrToPtr->Lookup((FX_LPVOID)dwObjnum, (FX_LPVOID&)dwNewObjNum);
+
+       pMapPtrToPtr->Lookup((void*)dwObjnum, (void*&)dwNewObjNum);
        if(dwNewObjNum)
        {
                return (int)dwNewObjNum;
@@ -319,7 +319,7 @@ int CPDF_PageOrganizer::GetNewObjId(CPDF_Document *pDoc, CFX_MapPtrToPtr* pMapPt
                {
                        return 0;
                }
-               
+
                if(pClone->GetType() == PDFOBJ_DICTIONARY)
                {
                        CPDF_Dictionary* pDictClone = (CPDF_Dictionary*)pClone;
@@ -339,8 +339,8 @@ int CPDF_PageOrganizer::GetNewObjId(CPDF_Document *pDoc, CFX_MapPtrToPtr* pMapPt
                        }
                }
                dwNewObjNum = pDoc->AddIndirectObject(pClone);//, onum, gnum);
-               pMapPtrToPtr->SetAt((FX_LPVOID)dwObjnum, (FX_LPVOID)dwNewObjNum);
-               
+               pMapPtrToPtr->SetAt((void*)dwObjnum, (void*)dwNewObjNum);
+
                if(!UpdateReference(pClone, pDoc, pMapPtrToPtr))
                {
                        pClone->Release();
@@ -375,7 +375,7 @@ FPDF_BOOL ParserPageRangeString(CFX_ByteString rangstring, CFX_WordArray* pageAr
                                nStringTo = nLength;
                        }
                        cbMidRange = rangstring.Mid(nStringFrom,nStringTo-nStringFrom);
-                       
+
                        int nMid = cbMidRange.Find('-');
                        if(nMid == -1)
                        {
@@ -397,10 +397,10 @@ FPDF_BOOL ParserPageRangeString(CFX_ByteString rangstring, CFX_WordArray* pageAr
                                int nEnd = cbMidRange.GetLength()-nMid;
 
                                if(nEnd ==0)return FALSE;
-                               
+
                                //                              int nEndPageNum = (nEnd == 0)?nCount:atol(cbMidRange.Mid(nMid,nEnd));
                                int nEndPageNum = atol(cbMidRange.Mid(nMid,nEnd));
-                               
+
                                if(nStartPageNum < 0 ||nStartPageNum >nEndPageNum|| nEndPageNum > nCount)
                                {
                                        return FALSE;
@@ -417,7 +417,7 @@ FPDF_BOOL ParserPageRangeString(CFX_ByteString rangstring, CFX_WordArray* pageAr
        return TRUE;
 }
 
-DLLEXPORT FPDF_BOOL STDCALL FPDF_ImportPages(FPDF_DOCUMENT dest_doc,FPDF_DOCUMENT src_doc, 
+DLLEXPORT FPDF_BOOL STDCALL FPDF_ImportPages(FPDF_DOCUMENT dest_doc,FPDF_DOCUMENT src_doc,
                                                                                         FPDF_BYTESTRING pagerange, int index)
 {
        if(dest_doc == NULL || src_doc == NULL )
@@ -437,7 +437,7 @@ DLLEXPORT FPDF_BOOL STDCALL FPDF_ImportPages(FPDF_DOCUMENT dest_doc,FPDF_DOCUMEN
                        pageArray.Add(i);
                }
        }
-       
+
        CPDF_Document* pDestDoc = (CPDF_Document*)dest_doc;
        CPDF_PageOrganizer pageOrg;