| // Copyright 2016 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 "core/fpdfapi/render/cpdf_transferfunc.h" |
| |
| #include "core/fpdfapi/parser/cpdf_document.h" |
| #include "core/fpdfapi/render/render_int.h" |
| |
| CPDF_TransferFunc::CPDF_TransferFunc(CPDF_Document* pDoc) : m_pPDFDoc(pDoc) {} |
| |
| FX_COLORREF CPDF_TransferFunc::TranslateColor(FX_COLORREF rgb) const { |
| return FXSYS_RGB(m_Samples[FXSYS_GetRValue(rgb)], |
| m_Samples[256 + FXSYS_GetGValue(rgb)], |
| m_Samples[512 + FXSYS_GetBValue(rgb)]); |
| } |
| |
| CFX_DIBSource* CPDF_TransferFunc::TranslateImage(const CFX_DIBSource* pSrc, |
| bool bAutoDropSrc) { |
| CPDF_DIBTransferFunc* pDest = new CPDF_DIBTransferFunc(this); |
| pDest->LoadSrc(pSrc, bAutoDropSrc); |
| return pDest; |
| } |