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// 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
#ifndef CORE_FPDFAPI_FPDF_PAGE_CPDF_COLORSTATE_H_
#define CORE_FPDFAPI_FPDF_PAGE_CPDF_COLORSTATE_H_
#include "core/fpdfapi/fpdf_page/cpdf_colorstatedata.h"
#include "core/fxcrt/include/cfx_count_ref.h"
#include "core/fxcrt/include/fx_basic.h"
#include "core/fxcrt/include/fx_system.h"
class CPDF_Color;
class CPDF_ColorSpace;
class CPDF_Pattern;
class CPDF_ColorState {
public:
CPDF_ColorState();
CPDF_ColorState(const CPDF_ColorState& that);
~CPDF_ColorState();
void Emplace();
void SetDefault();
uint32_t GetFillRGB() const;
void SetFillRGB(uint32_t rgb);
uint32_t GetStrokeRGB() const;
void SetStrokeRGB(uint32_t rgb);
const CPDF_Color* GetFillColor() const;
CPDF_Color* GetMutableFillColor();
bool HasFillColor() const;
const CPDF_Color* GetStrokeColor() const;
CPDF_Color* GetMutableStrokeColor();
bool HasStrokeColor() const;
void SetFillColor(CPDF_ColorSpace* pCS, FX_FLOAT* pValue, uint32_t nValues);
void SetStrokeColor(CPDF_ColorSpace* pCS, FX_FLOAT* pValue, uint32_t nValues);
void SetFillPattern(CPDF_Pattern* pattern,
FX_FLOAT* pValue,
uint32_t nValues);
void SetStrokePattern(CPDF_Pattern* pattern,
FX_FLOAT* pValue,
uint32_t nValues);
// TODO(tsepez): Stop leaking ColorStateData outside this class.
const CPDF_ColorStateData* GetObject() const { return m_Ref.GetObject(); }
explicit operator bool() const { return !!m_Ref; }
private:
void SetColor(CPDF_Color& color,
uint32_t& rgb,
CPDF_ColorSpace* pCS,
FX_FLOAT* pValue,
uint32_t nValues);
CFX_CountRef<CPDF_ColorStateData> m_Ref;
};
#endif // CORE_FPDFAPI_FPDF_PAGE_CPDF_COLORSTATE_H_
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