// 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/fsdk_define.h" #include "../include/fpdfedit.h" #include "../include/fpdfformfill.h" #include "../include/fpdfxfa/fpdfxfa_doc.h" #include "../include/fpdfxfa/fpdfxfa_app.h" #include "../include/fpdfxfa/fpdfxfa_page.h" #if _FX_OS_ == _FX_ANDROID_ #include "time.h" #else #include <ctime> #endif DLLEXPORT FPDF_DOCUMENT STDCALL FPDF_CreateNewDocument() { CPDF_Document* pDoc = FX_NEW CPDF_Document; if (!pDoc) return NULL; pDoc->CreateNewDoc(); time_t currentTime; CFX_ByteString DateStr; if(FSDK_IsSandBoxPolicyEnabled(FPDF_POLICY_MACHINETIME_ACCESS)) { if ( -1 != time( ¤tTime ) ) { tm * pTM = localtime( ¤tTime ); if ( pTM ) { DateStr.Format( "D:%04d%02d%02d%02d%02d%02d", pTM->tm_year+1900, pTM->tm_mon+1, pTM->tm_mday, pTM->tm_hour, pTM->tm_min, pTM->tm_sec ); } } } CPDF_Dictionary* pInfoDict = NULL; pInfoDict = pDoc->GetInfo(); if (pInfoDict) { if(FSDK_IsSandBoxPolicyEnabled(FPDF_POLICY_MACHINETIME_ACCESS)) pInfoDict->SetAt("CreationDate", new CPDF_String(DateStr)); pInfoDict->SetAt("Creator",FX_NEW CPDF_String(L"PDFium")); } CPDFXFA_App* pApp = FPDFXFA_GetApp(); CPDFXFA_Document* document = FX_NEW CPDFXFA_Document(pDoc, pApp); return document; } DLLEXPORT void STDCALL FPDFPage_Delete(FPDF_DOCUMENT document, int page_index) { CPDF_Document* pDoc = ((CPDFXFA_Document*)document)->GetPDFDoc(); if (pDoc == NULL) return; if (page_index < 0 || page_index >= pDoc->GetPageCount()) return; pDoc->DeletePage(page_index); } DLLEXPORT FPDF_PAGE STDCALL FPDFPage_New(FPDF_DOCUMENT document, int page_index, double width, double height) { if (!document) return NULL; // CPDF_Parser* pParser = (CPDF_Parser*)document; CPDF_Document* pDoc = ((CPDFXFA_Document*)document)->GetPDFDoc(); if(page_index < 0) page_index = 0; if(pDoc->GetPageCount()<page_index) page_index = pDoc->GetPageCount(); // if (page_index < 0 || page_index >= pDoc->GetPageCount()) // return NULL; CPDF_Dictionary* pPageDict = pDoc->CreateNewPage(page_index); if(!pPageDict) return NULL; CPDF_Array* pMediaBoxArray = FX_NEW CPDF_Array; pMediaBoxArray->Add(FX_NEW CPDF_Number(0)); pMediaBoxArray->Add(FX_NEW CPDF_Number(0)); pMediaBoxArray->Add(FX_NEW CPDF_Number(FX_FLOAT(width))); pMediaBoxArray->Add(FX_NEW CPDF_Number(FX_FLOAT(height))); pPageDict->SetAt("MediaBox", pMediaBoxArray); pPageDict->SetAt("Rotate", FX_NEW CPDF_Number(0)); pPageDict->SetAt("Resources", FX_NEW CPDF_Dictionary); // CPDF_Page* pPage = FX_NEW CPDF_Page; // pPage->Load(pDoc,pPageDict); // pPage->ParseContent(); CPDFXFA_Page* pPage = FX_NEW CPDFXFA_Page((CPDFXFA_Document*)document, page_index); pPage->LoadPDFPage(pPageDict); return pPage; } DLLEXPORT int STDCALL FPDFPage_GetRotation(FPDF_PAGE page) { CPDF_Page* pPage = ((CPDFXFA_Page*)page)->GetPDFPage(); if (!pPage || !pPage->m_pFormDict || !pPage->m_pFormDict->KeyExist("Type") || !pPage->m_pFormDict->GetElement("Type")->GetDirect() || pPage->m_pFormDict->GetElement("Type")->GetDirect()->GetString().Compare("Page")) { return -1; } CPDF_Dictionary* pDict = pPage->m_pFormDict; int rotate = 0; if(pDict != NULL) { if (pDict->KeyExist("Rotate")) rotate = pDict->GetElement("Rotate")->GetDirect()? pDict->GetElement("Rotate")->GetDirect()->GetInteger() / 90 : 0; else { if(pDict->KeyExist("Parent")) { CPDF_Dictionary* pPages = (CPDF_Dictionary*)pDict->GetElement("Parent")->GetDirect(); while(pPages) { if(pPages->KeyExist("Rotate")) { rotate = pPages->GetElement("Rotate")->GetDirect()? pPages->GetElement("Rotate")->GetDirect()->GetInteger() / 90 : 0; break; } else if(pPages->KeyExist("Parent")) pPages = (CPDF_Dictionary*)pPages->GetElement("Parent")->GetDirect(); else break; } } } } else { return -1; } return rotate; } DLLEXPORT void STDCALL FPDFPage_InsertObject(FPDF_PAGE page, FPDF_PAGEOBJECT page_obj) { CPDF_Page* pPage = ((CPDFXFA_Page*)page)->GetPDFPage(); if (!pPage || !pPage->m_pFormDict || !pPage->m_pFormDict->KeyExist("Type") || !pPage->m_pFormDict->GetElement("Type")->GetDirect() || pPage->m_pFormDict->GetElement("Type")->GetDirect()->GetString().Compare("Page")) { return; } CPDF_PageObject* pPageObj = (CPDF_PageObject*)page_obj; if(pPageObj == NULL) return; FX_POSITION LastPersition = pPage->GetLastObjectPosition(); pPage->InsertObject(LastPersition, pPageObj); switch(pPageObj->m_Type) { case FPDF_PAGEOBJ_PATH: { CPDF_PathObject* pPathObj = (CPDF_PathObject*)pPageObj; pPathObj->CalcBoundingBox(); break; } case FPDF_PAGEOBJ_TEXT: { // CPDF_PathObject* pPathObj = (CPDF_PathObject*)pPageObj; // pPathObj->CalcBoundingBox(); break; } case FPDF_PAGEOBJ_IMAGE: { CPDF_ImageObject* pImageObj = (CPDF_ImageObject*)pPageObj; pImageObj->CalcBoundingBox(); break; } case FPDF_PAGEOBJ_SHADING: { CPDF_ShadingObject* pShadingObj = (CPDF_ShadingObject*)pPageObj; pShadingObj->CalcBoundingBox(); break; } case FPDF_PAGEOBJ_FORM: { CPDF_FormObject* pFormObj = (CPDF_FormObject*)pPageObj; pFormObj->CalcBoundingBox(); break; } default: break; } // pPage->ParseContent(); //pPage->GenerateContent(); } DLLEXPORT int STDCALL FPDFPage_CountObject(FPDF_PAGE page) { CPDF_Page* pPage = ((CPDFXFA_Page*)page)->GetPDFPage(); if (!pPage || !pPage->m_pFormDict || !pPage->m_pFormDict->KeyExist("Type") || !pPage->m_pFormDict->GetElement("Type")->GetDirect() || pPage->m_pFormDict->GetElement("Type")->GetDirect()->GetString().Compare("Page")) { return -1; } return pPage->CountObjects(); // return 0; } DLLEXPORT FPDF_PAGEOBJECT STDCALL FPDFPage_GetObject(FPDF_PAGE page, int index) { CPDF_Page* pPage = ((CPDFXFA_Page*)page)->GetPDFPage(); if (!pPage || !pPage->m_pFormDict || !pPage->m_pFormDict->KeyExist("Type") || pPage->m_pFormDict->GetElement("Type")->GetDirect()->GetString().Compare("Page")) { return NULL; } return pPage->GetObjectByIndex(index); // return NULL; } DLLEXPORT FPDF_BOOL STDCALL FPDFPage_HasTransparency(FPDF_PAGE page) { if(!page) return FALSE; CPDF_Page* pPage = ((CPDFXFA_Page*)page)->GetPDFPage(); if (!pPage) return FALSE; return pPage->BackgroundAlphaNeeded(); } DLLEXPORT FPDF_BOOL STDCALL FPDFPageObj_HasTransparency(FPDF_PAGEOBJECT pageObject) { if(!pageObject) return FALSE; CPDF_PageObject* pPageObj = (CPDF_PageObject*)pageObject; const CPDF_GeneralStateData* pGeneralState = pPageObj->m_GeneralState; int blend_type = pGeneralState ? pGeneralState->m_BlendType : FXDIB_BLEND_NORMAL; if (blend_type != FXDIB_BLEND_NORMAL) return TRUE; CPDF_Dictionary* pSMaskDict = pGeneralState ? (CPDF_Dictionary*)pGeneralState->m_pSoftMask : NULL; if(pSMaskDict) return TRUE; if(pGeneralState && pGeneralState->m_FillAlpha != 1.0f) return TRUE; if(pPageObj->m_Type == PDFPAGE_PATH) { if(pGeneralState && pGeneralState->m_StrokeAlpha != 1.0f) return TRUE; } if(pPageObj->m_Type == PDFPAGE_FORM) { CPDF_FormObject* pFormObj = (CPDF_FormObject*)pPageObj; if(pFormObj->m_pForm && (pFormObj->m_pForm->m_Transparency & PDFTRANS_ISOLATED)) return TRUE; if(pFormObj->m_pForm && (!(pFormObj->m_pForm->m_Transparency & PDFTRANS_ISOLATED) && (pFormObj->m_pForm->m_Transparency & PDFTRANS_GROUP))) return TRUE; } return FALSE; } DLLEXPORT FPDF_BOOL STDCALL FPDFPage_GenerateContent(FPDF_PAGE page) { CPDF_Page* pPage = ((CPDFXFA_Page*)page)->GetPDFPage(); if (!pPage || !pPage->m_pFormDict || !pPage->m_pFormDict->KeyExist("Type") || !pPage->m_pFormDict->GetElement("Type")->GetDirect() || pPage->m_pFormDict->GetElement("Type")->GetDirect()->GetString().Compare("Page")) { return FALSE; } CPDF_PageContentGenerate CG(pPage); CG.GenerateContent(); return TRUE; } DLLEXPORT void STDCALL FPDFPageObj_Transform(FPDF_PAGEOBJECT page_object, double a, double b, double c, double d, double e, double f) { CPDF_PageObject* pPageObj = (CPDF_PageObject*)page_object; if(pPageObj == NULL) return; //PDF_ImageObject* pImageObj = FX_NEW CPDF_ImageObject; CFX_AffineMatrix matrix((FX_FLOAT)a,(FX_FLOAT)b,(FX_FLOAT)c,(FX_FLOAT)d,(FX_FLOAT)e,(FX_FLOAT)f); pPageObj->Transform(matrix); } DLLEXPORT void STDCALL FPDFPage_TransformAnnots(FPDF_PAGE page, double a, double b, double c, double d, double e, double f) { if(page == NULL) return; CPDF_Page* pPage = ((CPDFXFA_Page*)page)->GetPDFPage(); if (!pPage) return; CPDF_AnnotList AnnotList(pPage); for (int i=0; i<AnnotList.Count();i++) { CPDF_Annot* pAnnot = AnnotList.GetAt(i); // transformAnnots Rectangle CPDF_Rect rect; pAnnot->GetRect(rect); CFX_AffineMatrix matrix((FX_FLOAT)a,(FX_FLOAT)b,(FX_FLOAT)c,(FX_FLOAT)d,(FX_FLOAT)e,(FX_FLOAT)f); rect.Transform(&matrix); CPDF_Array *pRectArray = NULL; pRectArray = pAnnot->m_pAnnotDict->GetArray("Rect"); if (!pRectArray) pRectArray=CPDF_Array::Create(); pRectArray->SetAt(0,FX_NEW CPDF_Number(rect.left)); pRectArray->SetAt(1,FX_NEW CPDF_Number(rect.bottom)); pRectArray->SetAt(2,FX_NEW CPDF_Number(rect.right)); pRectArray->SetAt(3,FX_NEW CPDF_Number(rect.top)); pAnnot->m_pAnnotDict->SetAt("Rect",pRectArray); //Transform AP's rectangle //To Do } } DLLEXPORT void STDCALL FPDFPage_SetRotation(FPDF_PAGE page, int rotate) { if (page == NULL) return; CPDF_Page* pPage = ((CPDFXFA_Page*)page)->GetPDFPage(); if (!pPage) return; if (!pPage || !pPage->m_pFormDict || !pPage->m_pFormDict->KeyExist("Type") || !pPage->m_pFormDict->GetElement("Type")->GetDirect() || pPage->m_pFormDict->GetElement("Type")->GetDirect()->GetString().Compare("Page")) { return; } CPDF_Dictionary* pDict = pPage->m_pFormDict; rotate %=4; pDict->SetAt("Rotate", FX_NEW CPDF_Number(rotate * 90)); }