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      1 // Copyright 2014 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_INCLUDE_FPDFDOC_FPDF_AP_H_
      8 #define CORE_INCLUDE_FPDFDOC_FPDF_AP_H_
      9 
     10 #include "core/include/fpdfapi/fpdf_parser.h"
     11 #include "fpdf_vt.h"
     12 
     13 class IPVT_FontMap {
     14  public:
     15   virtual ~IPVT_FontMap() {}
     16   virtual CPDF_Font* GetPDFFont(int32_t nFontIndex) = 0;
     17   virtual CFX_ByteString GetPDFFontAlias(int32_t nFontIndex) = 0;
     18 };
     19 struct CPVT_Dash {
     20   CPVT_Dash(int32_t dash, int32_t gap, int32_t phase)
     21       : nDash(dash), nGap(gap), nPhase(phase) {}
     22 
     23   int32_t nDash;
     24 
     25   int32_t nGap;
     26 
     27   int32_t nPhase;
     28 };
     29 #define CT_TRANSPARENT 0
     30 #define CT_GRAY 1
     31 #define CT_RGB 2
     32 #define CT_CMYK 3
     33 struct CPVT_Color {
     34   CPVT_Color(int32_t type = 0,
     35              FX_FLOAT color1 = 0.0f,
     36              FX_FLOAT color2 = 0.0f,
     37              FX_FLOAT color3 = 0.0f,
     38              FX_FLOAT color4 = 0.0f)
     39       : nColorType(type),
     40         fColor1(color1),
     41         fColor2(color2),
     42         fColor3(color3),
     43         fColor4(color4) {}
     44 
     45   int32_t nColorType;
     46   FX_FLOAT fColor1;
     47   FX_FLOAT fColor2;
     48   FX_FLOAT fColor3;
     49   FX_FLOAT fColor4;
     50 };
     51 class CPVT_Provider : public IPDF_VariableText_Provider {
     52  public:
     53   CPVT_Provider(IPVT_FontMap* pFontMap);
     54   ~CPVT_Provider() override;
     55 
     56   // IPDF_VariableText_Provider
     57   int32_t GetCharWidth(int32_t nFontIndex,
     58                        FX_WORD word,
     59                        int32_t nWordStyle) override;
     60   int32_t GetTypeAscent(int32_t nFontIndex) override;
     61   int32_t GetTypeDescent(int32_t nFontIndex) override;
     62   int32_t GetWordFontIndex(FX_WORD word,
     63                            int32_t charset,
     64                            int32_t nFontIndex) override;
     65   FX_BOOL IsLatinWord(FX_WORD word) override;
     66   int32_t GetDefaultFontIndex() override;
     67 
     68  private:
     69   IPVT_FontMap* m_pFontMap;
     70 };
     71 #define PBS_SOLID 0
     72 #define PBS_DASH 1
     73 #define PBS_BEVELED 2
     74 #define PBS_INSET 3
     75 #define PBS_UNDERLINED 4
     76 class CPVT_GenerateAP {
     77  public:
     78   static FX_BOOL GenerateTextFieldAP(CPDF_Document* pDoc,
     79                                      CPDF_Dictionary* pAnnotDict);
     80 
     81   static FX_BOOL GenerateComboBoxAP(CPDF_Document* pDoc,
     82                                     CPDF_Dictionary* pAnnotDict);
     83 
     84   static FX_BOOL GenerateListBoxAP(CPDF_Document* pDoc,
     85                                    CPDF_Dictionary* pAnnotDict);
     86 
     87   static CFX_ByteString GenerateEditAP(IPVT_FontMap* pFontMap,
     88                                        IPDF_VariableText_Iterator* pIterator,
     89                                        const CPDF_Point& ptOffset,
     90                                        FX_BOOL bContinuous,
     91                                        FX_WORD SubWord = 0,
     92                                        const CPVT_WordRange* pVisible = NULL);
     93 
     94   static CFX_ByteString GenerateBorderAP(const CPDF_Rect& rect,
     95                                          FX_FLOAT fWidth,
     96                                          const CPVT_Color& color,
     97                                          const CPVT_Color& crLeftTop,
     98                                          const CPVT_Color& crRightBottom,
     99                                          int32_t nStyle,
    100                                          const CPVT_Dash& dash);
    101 
    102   static CFX_ByteString GenerateColorAP(const CPVT_Color& color,
    103                                         const FX_BOOL& bFillOrStroke);
    104 };
    105 
    106 #endif  // CORE_INCLUDE_FPDFDOC_FPDF_AP_H_
    107