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 #ifndef CORE_FPDFAPI_RENDER_CPDF_TRANSFERFUNC_H_
8 #define CORE_FPDFAPI_RENDER_CPDF_TRANSFERFUNC_H_
9 
10 #include "core/fxge/fx_dib.h"
11 
12 class CPDF_Document;
13 
14 class CPDF_TransferFunc {
15  public:
16   explicit CPDF_TransferFunc(CPDF_Document* pDoc);
17 
18   FX_COLORREF TranslateColor(FX_COLORREF src) const;
19   CFX_DIBSource* TranslateImage(const CFX_DIBSource* pSrc, bool bAutoDropSrc);
20 
21   CPDF_Document* const m_pPDFDoc;
22   bool m_bIdentity;
23   uint8_t m_Samples[256 * 3];
24 };
25 
26 #endif  // CORE_FPDFAPI_RENDER_CPDF_TRANSFERFUNC_H_
27