// 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_edit.h" #include "core/fpdfapi/cpdf_modulemgr.h" #include "core/fpdfapi/page/cpdf_image.h" #include "core/fpdfapi/page/cpdf_imageobject.h" #include "core/fpdfapi/page/cpdf_pageobject.h" #include "fpdfsdk/fsdk_define.h" #include "third_party/base/ptr_util.h" DLLEXPORT FPDF_PAGEOBJECT STDCALL FPDFPageObj_NewImgeObj(FPDF_DOCUMENT document) { CPDF_Document* pDoc = CPDFDocumentFromFPDFDocument(document); if (!pDoc) return nullptr; CPDF_ImageObject* pImageObj = new CPDF_ImageObject; pImageObj->SetOwnedImage(pdfium::MakeUnique<CPDF_Image>(pDoc)); return pImageObj; } FPDF_BOOL FPDFImageObj_LoadJpegHelper(FPDF_PAGE* pages, int nCount, FPDF_PAGEOBJECT image_object, FPDF_FILEACCESS* fileAccess, bool inlineJpeg) { if (!image_object || !fileAccess || !pages) return false; CFX_RetainPtr<IFX_SeekableReadStream> pFile = MakeSeekableReadStream(fileAccess); CPDF_ImageObject* pImgObj = reinterpret_cast<CPDF_ImageObject*>(image_object); for (int index = 0; index < nCount; index++) { CPDF_Page* pPage = CPDFPageFromFPDFPage(pages[index]); if (pPage) pImgObj->GetImage()->ResetCache(pPage, nullptr); } if (inlineJpeg) pImgObj->GetImage()->SetJpegImageInline(pFile); else pImgObj->GetImage()->SetJpegImage(pFile); return true; } DLLEXPORT FPDF_BOOL STDCALL FPDFImageObj_LoadJpegFile(FPDF_PAGE* pages, int nCount, FPDF_PAGEOBJECT image_object, FPDF_FILEACCESS* fileAccess) { return FPDFImageObj_LoadJpegHelper(pages, nCount, image_object, fileAccess, false); } DLLEXPORT FPDF_BOOL STDCALL FPDFImageObj_LoadJpegFileInline(FPDF_PAGE* pages, int nCount, FPDF_PAGEOBJECT image_object, FPDF_FILEACCESS* fileAccess) { return FPDFImageObj_LoadJpegHelper(pages, nCount, image_object, fileAccess, true); } DLLEXPORT FPDF_BOOL STDCALL FPDFImageObj_SetMatrix(FPDF_PAGEOBJECT image_object, double a, double b, double c, double d, double e, double f) { if (!image_object) return false; CPDF_ImageObject* pImgObj = reinterpret_cast<CPDF_ImageObject*>(image_object); pImgObj->set_matrix( CFX_Matrix(static_cast<FX_FLOAT>(a), static_cast<FX_FLOAT>(b), static_cast<FX_FLOAT>(c), static_cast<FX_FLOAT>(d), static_cast<FX_FLOAT>(e), static_cast<FX_FLOAT>(f))); pImgObj->CalcBoundingBox(); return true; } DLLEXPORT FPDF_BOOL STDCALL FPDFImageObj_SetBitmap(FPDF_PAGE* pages, int nCount, FPDF_PAGEOBJECT image_object, FPDF_BITMAP bitmap) { if (!image_object || !bitmap || !pages) return false; CPDF_ImageObject* pImgObj = reinterpret_cast<CPDF_ImageObject*>(image_object); for (int index = 0; index < nCount; index++) { CPDF_Page* pPage = CPDFPageFromFPDFPage(pages[index]); if (pPage) pImgObj->GetImage()->ResetCache(pPage, nullptr); } pImgObj->GetImage()->SetImage(reinterpret_cast<CFX_DIBitmap*>(bitmap)); pImgObj->CalcBoundingBox(); return true; }