| // 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_PAGE_CPDF_COLORSPACE_H_ |
| #define CORE_FPDFAPI_PAGE_CPDF_COLORSPACE_H_ |
| |
| #include <memory> |
| |
| #include "core/fpdfapi/page/cpdf_pattern.h" |
| #include "core/fxcrt/cfx_unowned_ptr.h" |
| #include "core/fxcrt/fx_string.h" |
| #include "core/fxcrt/fx_system.h" |
| |
| #define PDFCS_DEVICEGRAY 1 |
| #define PDFCS_DEVICERGB 2 |
| #define PDFCS_DEVICECMYK 3 |
| #define PDFCS_CALGRAY 4 |
| #define PDFCS_CALRGB 5 |
| #define PDFCS_LAB 6 |
| #define PDFCS_ICCBASED 7 |
| #define PDFCS_SEPARATION 8 |
| #define PDFCS_DEVICEN 9 |
| #define PDFCS_INDEXED 10 |
| #define PDFCS_PATTERN 11 |
| |
| class CPDF_Array; |
| class CPDF_Document; |
| class CPDF_Object; |
| |
| #define MAX_PATTERN_COLORCOMPS 16 |
| struct PatternValue { |
| CPDF_Pattern* m_pPattern; |
| CPDF_CountedPattern* m_pCountedPattern; |
| int m_nComps; |
| float m_Comps[MAX_PATTERN_COLORCOMPS]; |
| }; |
| |
| class CPDF_ColorSpace { |
| public: |
| static CPDF_ColorSpace* GetStockCS(int Family); |
| static CPDF_ColorSpace* ColorspaceFromName(const CFX_ByteString& name); |
| static std::unique_ptr<CPDF_ColorSpace> Load(CPDF_Document* pDoc, |
| CPDF_Object* pCSObj); |
| |
| void Release(); |
| |
| int GetBufSize() const; |
| float* CreateBuf(); |
| void GetDefaultColor(float* buf) const; |
| uint32_t CountComponents() const; |
| int GetFamily() const { return m_Family; } |
| virtual void GetDefaultValue(int iComponent, |
| float* value, |
| float* min, |
| float* max) const; |
| |
| virtual bool GetRGB(float* pBuf, float* R, float* G, float* B) const = 0; |
| |
| virtual void TranslateImageLine(uint8_t* dest_buf, |
| const uint8_t* src_buf, |
| int pixels, |
| int image_width, |
| int image_height, |
| bool bTransMask) const; |
| virtual void EnableStdConversion(bool bEnabled); |
| |
| CPDF_Array* GetArray() const { return m_pArray.Get(); } |
| CPDF_Document* GetDocument() const { return m_pDocument.Get(); } |
| |
| protected: |
| CPDF_ColorSpace(CPDF_Document* pDoc, int family, uint32_t nComponents); |
| virtual ~CPDF_ColorSpace(); |
| |
| virtual bool v_Load(CPDF_Document* pDoc, CPDF_Array* pArray); |
| |
| CFX_UnownedPtr<CPDF_Document> const m_pDocument; |
| int m_Family; |
| uint32_t m_nComponents; |
| CFX_UnownedPtr<CPDF_Array> m_pArray; |
| uint32_t m_dwStdConversion; |
| }; |
| using CPDF_CountedColorSpace = CPDF_CountedObject<CPDF_ColorSpace>; |
| |
| namespace std { |
| |
| // Make std::unique_ptr<CPDF_ColorSpace> call Release() rather than |
| // simply deleting the object. |
| template <> |
| struct default_delete<CPDF_ColorSpace> { |
| void operator()(CPDF_ColorSpace* pColorSpace) const { |
| if (pColorSpace) |
| pColorSpace->Release(); |
| } |
| }; |
| |
| } // namespace std |
| |
| #endif // CORE_FPDFAPI_PAGE_CPDF_COLORSPACE_H_ |