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// 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 "x:/pdf/fpdfapi5/include/fpdfapi.h"
#include "../include/fsdk_define.h"
#include "../include/fpdfedit.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( &currentTime ) )
{
tm * pTM = localtime( &currentTime );
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));
#ifdef FOXIT_CHROME_BUILD
pInfoDict->SetAt("Creator",FX_NEW CPDF_String(L"Google"));
#else
pInfoDict->SetAt("Creator",FX_NEW CPDF_String(L"Foxit PDF SDK DLL 2.0 - Foxit Software"));
#endif
}
return pDoc;
}
DLLEXPORT void STDCALL FPDFPage_Delete(FPDF_DOCUMENT document, int page_index)
{
CPDF_Document* pDoc = (CPDF_Document*)document;
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 = (CPDF_Document*)document;
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();
return pPage;
}
DLLEXPORT int STDCALL FPDFPage_GetRotation(FPDF_PAGE page)
{
CPDF_Page* pPage = (CPDF_Page*)page;
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 = (CPDF_Page*)page;
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 = (CPDF_Page*)page;
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 = (CPDF_Page*)page;
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 = (CPDF_Page*)page;
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 = (CPDF_Page*)page;
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 = (CPDF_Page*)page;
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)
{
CPDF_Page* pPage = (CPDF_Page*)page;
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));
}