fpdfsdk/src/fpdfeditimg.cpp

   1 // Copyright 2014 PDFium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
   6
   7 #include "../include/fsdk_define.h"
   8 #include "../include/fpdfedit.h"
   9 #include "../include/fpdfxfa/fpdfxfa_doc.h"
  10 #include "../include/fpdfxfa/fpdfxfa_page.h"
  11
  12
  13 DLLEXPORT FPDF_PAGEOBJECT STDCALL FPDFPageObj_NewImgeObj(FPDF_DOCUMENT document)
  14 {
  15         if (!document)
  16                 return NULL;
  17         CPDF_ImageObject* pImageObj = FX_NEW CPDF_ImageObject;
  18         CPDF_Image* pImg = FX_NEW CPDF_Image(((CPDFXFA_Document *)document)->GetPDFDoc());
  19         pImageObj->m_pImage = pImg;
  20         return pImageObj;
  21 }
  22
  23 DLLEXPORT FPDF_BOOL STDCALL FPDFImageObj_LoadJpegFile(FPDF_PAGE* pages, int nCount,FPDF_PAGEOBJECT image_object, FPDF_FILEACCESS* fileAccess)
  24 {
  25         if (!image_object || !fileAccess || !pages)
  26                 return FALSE;
  27
  28         IFX_FileRead* pFile = FX_NEW CPDF_CustomAccess(fileAccess);
  29
  30         CPDF_ImageObject* pImgObj = (CPDF_ImageObject*)image_object;
  31         pImgObj->m_GeneralState.GetModify();
  32         for (int index=0;index<nCount;index++)
  33         {
  34                 CPDF_Page* pPage = ((CPDFXFA_Page*)pages[index])->GetPDFPage();
  35                 if (!pPage)
  36                         continue;
  37                 pImgObj->m_pImage->ResetCache(pPage,NULL);
  38         }
  39         pImgObj->m_pImage->SetJpegImage(pFile);
  40
  41         return TRUE;
  42 }
  43
  44
  45 DLLEXPORT FPDF_BOOL STDCALL FPDFImageObj_SetMatrix      (FPDF_PAGEOBJECT image_object,
  46                                                                                                  double a, double b, double c, double d, double e, double f)
  47 {
  48         if (!image_object)
  49                 return FALSE;
  50         CPDF_ImageObject* pImgObj = (CPDF_ImageObject*)image_object;
  51         pImgObj->m_Matrix.a = (FX_FLOAT)a;
  52         pImgObj->m_Matrix.b = (FX_FLOAT)b;
  53         pImgObj->m_Matrix.c = (FX_FLOAT)c;
  54         pImgObj->m_Matrix.d = (FX_FLOAT)d;
  55         pImgObj->m_Matrix.e = (FX_FLOAT)e;
  56         pImgObj->m_Matrix.f = (FX_FLOAT)f;
  57         pImgObj->CalcBoundingBox();
  58         return  TRUE;
  59 }
  60
  61 DLLEXPORT FPDF_BOOL STDCALL FPDFImageObj_SetBitmap(FPDF_PAGE* pages,int nCount,FPDF_PAGEOBJECT image_object,FPDF_BITMAP bitmap)
  62 {
  63         if (!image_object || !bitmap || !pages)
  64                 return FALSE;
  65         CFX_DIBitmap* pBmp = NULL;
  66         pBmp = (CFX_DIBitmap*)bitmap;
  67         CPDF_ImageObject* pImgObj = (CPDF_ImageObject*)image_object;
  68         pImgObj->m_GeneralState.GetModify();
  69         for (int index=0;index<nCount;index++)
  70         {
  71                 CPDF_Page* pPage = ((CPDFXFA_Page*)pages[index])->GetPDFPage();
  72                 if (!pPage) continue;
  73                 pImgObj->m_pImage->ResetCache(pPage,NULL);
  74         }
  75         pImgObj->m_pImage->SetImage(pBmp,FALSE);
  76         pImgObj->CalcBoundingBox();
  77         return TRUE;
  78 }
  79