105 lines
3.9 KiB
C++
105 lines
3.9 KiB
C++
// Copyright 2014 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#include "public/fpdf_edit.h"
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#include "core/fpdfapi/cpdf_modulemgr.h"
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#include "core/fpdfapi/page/cpdf_image.h"
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#include "core/fpdfapi/page/cpdf_imageobject.h"
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#include "core/fpdfapi/page/cpdf_pageobject.h"
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#include "fpdfsdk/fsdk_define.h"
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#include "third_party/base/ptr_util.h"
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DLLEXPORT FPDF_PAGEOBJECT STDCALL
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FPDFPageObj_NewImgeObj(FPDF_DOCUMENT document) {
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CPDF_Document* pDoc = CPDFDocumentFromFPDFDocument(document);
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if (!pDoc)
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return nullptr;
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CPDF_ImageObject* pImageObj = new CPDF_ImageObject;
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pImageObj->SetOwnedImage(pdfium::MakeUnique<CPDF_Image>(pDoc));
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return pImageObj;
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}
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FPDF_BOOL FPDFImageObj_LoadJpegHelper(FPDF_PAGE* pages,
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int nCount,
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FPDF_PAGEOBJECT image_object,
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FPDF_FILEACCESS* fileAccess,
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bool inlineJpeg) {
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if (!image_object || !fileAccess || !pages)
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return false;
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CFX_RetainPtr<IFX_SeekableReadStream> pFile =
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MakeSeekableReadStream(fileAccess);
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CPDF_ImageObject* pImgObj = reinterpret_cast<CPDF_ImageObject*>(image_object);
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for (int index = 0; index < nCount; index++) {
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CPDF_Page* pPage = CPDFPageFromFPDFPage(pages[index]);
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if (pPage)
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pImgObj->GetImage()->ResetCache(pPage, nullptr);
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}
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if (inlineJpeg)
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pImgObj->GetImage()->SetJpegImageInline(pFile);
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else
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pImgObj->GetImage()->SetJpegImage(pFile);
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return true;
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}
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DLLEXPORT FPDF_BOOL STDCALL
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FPDFImageObj_LoadJpegFile(FPDF_PAGE* pages,
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int nCount,
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FPDF_PAGEOBJECT image_object,
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FPDF_FILEACCESS* fileAccess) {
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return FPDFImageObj_LoadJpegHelper(pages, nCount, image_object, fileAccess,
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false);
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}
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DLLEXPORT FPDF_BOOL STDCALL
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FPDFImageObj_LoadJpegFileInline(FPDF_PAGE* pages,
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int nCount,
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FPDF_PAGEOBJECT image_object,
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FPDF_FILEACCESS* fileAccess) {
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return FPDFImageObj_LoadJpegHelper(pages, nCount, image_object, fileAccess,
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true);
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}
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DLLEXPORT FPDF_BOOL STDCALL FPDFImageObj_SetMatrix(FPDF_PAGEOBJECT image_object,
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double a,
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double b,
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double c,
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double d,
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double e,
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double f) {
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if (!image_object)
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return false;
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CPDF_ImageObject* pImgObj = reinterpret_cast<CPDF_ImageObject*>(image_object);
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pImgObj->set_matrix(
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CFX_Matrix(static_cast<FX_FLOAT>(a), static_cast<FX_FLOAT>(b),
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static_cast<FX_FLOAT>(c), static_cast<FX_FLOAT>(d),
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static_cast<FX_FLOAT>(e), static_cast<FX_FLOAT>(f)));
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pImgObj->CalcBoundingBox();
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return true;
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}
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DLLEXPORT FPDF_BOOL STDCALL FPDFImageObj_SetBitmap(FPDF_PAGE* pages,
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int nCount,
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FPDF_PAGEOBJECT image_object,
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FPDF_BITMAP bitmap) {
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if (!image_object || !bitmap || !pages)
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return false;
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CPDF_ImageObject* pImgObj = reinterpret_cast<CPDF_ImageObject*>(image_object);
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for (int index = 0; index < nCount; index++) {
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CPDF_Page* pPage = CPDFPageFromFPDFPage(pages[index]);
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if (pPage)
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pImgObj->GetImage()->ResetCache(pPage, nullptr);
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}
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pImgObj->GetImage()->SetImage(reinterpret_cast<CFX_DIBitmap*>(bitmap));
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pImgObj->CalcBoundingBox();
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return true;
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}
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