1 // Copyright 2016 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 "core/fpdfapi/render/cpdf_transferfunc.h" 8 9 #include "core/fpdfapi/parser/cpdf_document.h" 10 #include "core/fpdfapi/render/cpdf_dibtransferfunc.h" 11 12 CPDF_TransferFunc::CPDF_TransferFunc(CPDF_Document* pDoc) : m_pPDFDoc(pDoc) {} 13 14 FX_COLORREF CPDF_TransferFunc::TranslateColor(FX_COLORREF rgb) const { 15 return FXSYS_RGB(m_Samples[FXSYS_GetRValue(rgb)], 16 m_Samples[256 + FXSYS_GetGValue(rgb)], 17 m_Samples[512 + FXSYS_GetBValue(rgb)]); 18 } 19 20 CFX_DIBSource* CPDF_TransferFunc::TranslateImage(const CFX_DIBSource* pSrc, 21 bool bAutoDropSrc) { 22 CPDF_DIBTransferFunc* pDest = new CPDF_DIBTransferFunc(this); 23 pDest->LoadSrc(pSrc, bAutoDropSrc); 24 return pDest; 25 } 26
