| // 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_INCLUDE_CPDF_COLORSPACE_H_ |
| #define CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_COLORSPACE_H_ |
| |
| #include "core/fxcrt/include/fx_string.h" |
| #include "core/fxcrt/include/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; |
| |
| class CPDF_ColorSpace { |
| public: |
| static CPDF_ColorSpace* GetStockCS(int Family); |
| static CPDF_ColorSpace* Load(CPDF_Document* pDoc, CPDF_Object* pCSObj); |
| static CPDF_ColorSpace* ColorspaceFromName(const CFX_ByteString& name); |
| |
| void ReleaseCS(); |
| |
| int GetBufSize() const; |
| FX_FLOAT* CreateBuf(); |
| void GetDefaultColor(FX_FLOAT* buf) const; |
| uint32_t CountComponents() const { return m_nComponents; } |
| int GetFamily() const { return m_Family; } |
| virtual void GetDefaultValue(int iComponent, |
| FX_FLOAT& value, |
| FX_FLOAT& min, |
| FX_FLOAT& max) const { |
| value = 0; |
| min = 0; |
| max = 1.0f; |
| } |
| |
| FX_BOOL sRGB() const; |
| virtual FX_BOOL GetRGB(FX_FLOAT* pBuf, |
| FX_FLOAT& R, |
| FX_FLOAT& G, |
| FX_FLOAT& B) const = 0; |
| virtual FX_BOOL SetRGB(FX_FLOAT* pBuf, |
| FX_FLOAT R, |
| FX_FLOAT G, |
| FX_FLOAT B) const { |
| return FALSE; |
| } |
| |
| FX_BOOL GetCMYK(FX_FLOAT* pBuf, |
| FX_FLOAT& c, |
| FX_FLOAT& m, |
| FX_FLOAT& y, |
| FX_FLOAT& k) const; |
| FX_BOOL SetCMYK(FX_FLOAT* pBuf, |
| FX_FLOAT c, |
| FX_FLOAT m, |
| FX_FLOAT y, |
| FX_FLOAT k) const; |
| |
| virtual void TranslateImageLine(uint8_t* dest_buf, |
| const uint8_t* src_buf, |
| int pixels, |
| int image_width, |
| int image_height, |
| FX_BOOL bTransMask = FALSE) const; |
| |
| CPDF_Array*& GetArray() { return m_pArray; } |
| int GetMaxIndex() const; |
| virtual CPDF_ColorSpace* GetBaseCS() const { return NULL; } |
| |
| virtual void EnableStdConversion(FX_BOOL bEnabled); |
| |
| CPDF_Document* const m_pDocument; |
| |
| protected: |
| CPDF_ColorSpace(CPDF_Document* pDoc, int family, uint32_t nComponents) |
| : m_pDocument(pDoc), |
| m_Family(family), |
| m_nComponents(nComponents), |
| m_pArray(nullptr), |
| m_dwStdConversion(0) {} |
| virtual ~CPDF_ColorSpace() {} |
| |
| virtual FX_BOOL v_Load(CPDF_Document* pDoc, CPDF_Array* pArray) { |
| return TRUE; |
| } |
| virtual FX_BOOL v_GetCMYK(FX_FLOAT* pBuf, |
| FX_FLOAT& c, |
| FX_FLOAT& m, |
| FX_FLOAT& y, |
| FX_FLOAT& k) const { |
| return FALSE; |
| } |
| virtual FX_BOOL v_SetCMYK(FX_FLOAT* pBuf, |
| FX_FLOAT c, |
| FX_FLOAT m, |
| FX_FLOAT y, |
| FX_FLOAT k) const { |
| return FALSE; |
| } |
| |
| int m_Family; |
| uint32_t m_nComponents; |
| CPDF_Array* m_pArray; |
| uint32_t m_dwStdConversion; |
| }; |
| |
| #endif // CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_COLORSPACE_H_ |