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
  10
  11 DLLEXPORT FPDF_PAGEOBJECT STDCALL FPDFPageObj_NewImgeObj(FPDF_DOCUMENT document)
  12 {
  13         if (!document)
  14                 return NULL;
  15         CPDF_ImageObject* pImageObj = FX_NEW CPDF_ImageObject;
  16         CPDF_Image* pImg = FX_NEW CPDF_Image((CPDF_Document *)document);
  17         pImageObj->m_pImage = pImg;
  18         return pImageObj;
  19 }
  20
  21 DLLEXPORT FPDF_BOOL STDCALL FPDFImageObj_LoadJpegFile(FPDF_PAGE* pages, int nCount,FPDF_PAGEOBJECT image_object, FPDF_FILEACCESS* fileAccess)
  22 {
  23         if (!image_object || !fileAccess)
  24                 return FALSE;
  25
  26         IFX_FileRead* pFile = FX_NEW CPDF_CustomAccess(fileAccess);
  27
  28         CPDF_ImageObject* pImgObj = (CPDF_ImageObject*)image_object;
  29         pImgObj->m_GeneralState.GetModify();
  30         for (int index=0;index<nCount;index++)
  31         {
  32                 CPDF_Page* pPage = (CPDF_Page*)pages[index];
  33                 pImgObj->m_pImage->ResetCache(pPage,NULL);
  34         }
  35         pImgObj->m_pImage->SetJpegImage(pFile);
  36
  37         return TRUE;
  38 }
  39
  40
  41 DLLEXPORT FPDF_BOOL STDCALL FPDFImageObj_SetMatrix      (FPDF_PAGEOBJECT image_object,
  42                                                                                                  double a, double b, double c, double d, double e, double f)
  43 {
  44         if (!image_object)
  45                 return FALSE;
  46         CPDF_ImageObject* pImgObj = (CPDF_ImageObject*)image_object;
  47         pImgObj->m_Matrix.a = (FX_FLOAT)a;
  48         pImgObj->m_Matrix.b = (FX_FLOAT)b;
  49         pImgObj->m_Matrix.c = (FX_FLOAT)c;
  50         pImgObj->m_Matrix.d = (FX_FLOAT)d;
  51         pImgObj->m_Matrix.e = (FX_FLOAT)e;
  52         pImgObj->m_Matrix.f = (FX_FLOAT)f;
  53         pImgObj->CalcBoundingBox();
  54         return  TRUE;
  55 }
  56
  57 DLLEXPORT FPDF_BOOL STDCALL FPDFImageObj_SetBitmap(FPDF_PAGE* pages,int nCount,FPDF_PAGEOBJECT image_object,FPDF_BITMAP bitmap)
  58 {
  59         if (!image_object || !bitmap)
  60                 return FALSE;
  61         CFX_DIBitmap* pBmp = NULL;
  62         pBmp = (CFX_DIBitmap*)bitmap;
  63         CPDF_ImageObject* pImgObj = (CPDF_ImageObject*)image_object;
  64         pImgObj->m_GeneralState.GetModify();
  65         for (int index=0;index<nCount;index++)
  66         {
  67                 CPDF_Page* pPage = (CPDF_Page*)pages[index];
  68                 pImgObj->m_pImage->ResetCache(pPage,NULL);
  69         }
  70         pImgObj->m_pImage->SetImage(pBmp,FALSE);
  71         pImgObj->CalcBoundingBox();
  72         return TRUE;
  73 }
  74