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// Copyright 2017 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
#ifndef CORE_FPDFAPI_PAGE_CPDF_PATTERNCS_H_
#define CORE_FPDFAPI_PAGE_CPDF_PATTERNCS_H_
#include <set>
#include "core/fpdfapi/page/cpdf_colorspace.h"
class CPDF_Document;
class CPDF_PatternCS : public CPDF_ColorSpace {
public:
explicit CPDF_PatternCS(CPDF_Document* pDoc);
~CPDF_PatternCS() override;
// Called for the stock pattern, since it is not initialized via
// CPDF_ColorSpace::Load().
void InitializeStockPattern();
// CPDF_ColorSpace:
uint32_t v_Load(CPDF_Document* pDoc,
const CPDF_Array* pArray,
std::set<const CPDF_Object*>* pVisited) override;
bool GetRGB(const float* pBuf, float* R, float* G, float* B) const override;
CPDF_PatternCS* AsPatternCS() override;
const CPDF_PatternCS* AsPatternCS() const override;
bool GetPatternRGB(const PatternValue& value,
float* R,
float* G,
float* B) const override;
private:
const CPDF_ColorSpace* m_pBaseCS;
const CPDF_CountedColorSpace* m_pCountedBaseCS;
};
#endif // CORE_FPDFAPI_PAGE_CPDF_PATTERNCS_H_
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