include/editeng/svxfont.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
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   9  * This file incorporates work covered by the following license notice:
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  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19 #ifndef INCLUDED_EDITENG_SVXFONT_HXX
  20 #define INCLUDED_EDITENG_SVXFONT_HXX
  21
  22 #include <editeng/svxenum.hxx>
  23 #include <o3tl/span.hxx>
  24 #include <tools/long.hxx>
  25 #include <vcl/font.hxx>
  26 #include <editeng/editengdllapi.h>
  27 #include <tools/poly.hxx>
  28
  29 // Percentage of height of lower case small capital letters compared to upper case letters
  30 // See i#1526# for full explanation
  31 #define SMALL_CAPS_PERCENTAGE 80
  32
  33 class KernArray;
  34 class SvxDoCapitals;
  35 class OutputDevice;
  36 class Printer;
  37 class Point;
  38 namespace tools { class Rectangle; }
  39 class Size;
  40 class EDITENG_DLLPUBLIC SvxFont : public vcl::Font
  41 {
  42     SvxCaseMap   eCaseMap;      // Text Markup
  43     short nEsc;                 // Degree of Superscript/Subscript
  44     sal_uInt8  nPropr;          // Degree of reduction of the font height
  45
  46 public:
  47     SvxFont();
  48     SvxFont( const vcl::Font &rFont );
  49     SvxFont( const SvxFont &rFont );
  50
  51     // Methods for Superscript/Subscript
  52     short GetEscapement() const { return nEsc; }
  53     void SetEscapement( const short nNewEsc ) { nEsc = nNewEsc; }
  54     // set specific values instead of automatic, and ensure valid value. Depends on nPropr being set already.
  55     void SetNonAutoEscapement(short nNewEsc, const OutputDevice* pOutDev = nullptr);
  56
  57     sal_uInt8 GetPropr() const { return nPropr; }
  58     void SetPropr( const sal_uInt8 nNewPropr ) { nPropr = nNewPropr; }
  59     void SetProprRel( const sal_uInt8 nNewPropr )
  60         { SetPropr( static_cast<sal_uInt8>( static_cast<tools::Long>(nNewPropr) * static_cast<tools::Long>(nPropr) / 100 ) ); }
  61
  62     SvxCaseMap GetCaseMap() const { return eCaseMap; }
  63     void    SetCaseMap( const SvxCaseMap eNew ) { eCaseMap = eNew; }
  64
  65     // Is-Methods:
  66     bool IsCaseMap() const { return SvxCaseMap::NotMapped != eCaseMap; }
  67     bool IsCapital() const { return SvxCaseMap::SmallCaps == eCaseMap; }
  68     bool IsEsc() const { return 0 != nEsc; }
  69
  70     // Consider Upper case, Lower case letters etc.
  71     OUString CalcCaseMap(const OUString &rTxt) const;
  72
  73     // Handle upper case letters
  74     void DoOnCapitals(SvxDoCapitals &rDo) const;
  75
  76     void SetPhysFont(OutputDevice& rOut) const;
  77     vcl::Font ChgPhysFont(OutputDevice& rOut) const;
  78
  79     Size GetCapitalSize( const OutputDevice *pOut, const OUString &rTxt,
  80                           const sal_Int32 nIdx, const sal_Int32 nLen) const;
  81     void DrawCapital( OutputDevice *pOut, const Point &rPos, const OUString &rTxt,
  82                       const sal_Int32 nIdx, const sal_Int32 nLen ) const;
  83
  84     Size GetPhysTxtSize( const OutputDevice *pOut, const OUString &rTxt,
  85                          const sal_Int32 nIdx, const sal_Int32 nLen ) const;
  86
  87     Size GetPhysTxtSize( const OutputDevice *pOut );
  88
  89     Size GetTextSize(const OutputDevice& rOut, const OUString &rTxt,
  90                      const sal_Int32 nIdx = 0, const sal_Int32 nLen = SAL_MAX_INT32) const;
  91
  92     void QuickDrawText( OutputDevice *pOut, const Point &rPos, const OUString &rTxt,
  93                         const sal_Int32 nIdx = 0, const sal_Int32 nLen = SAL_MAX_INT32,
  94                         o3tl::span<const sal_Int32> pDXArray = {},
  95                         o3tl::span<const sal_Bool> pKashidaArray = {} ) const;
  96
  97     Size QuickGetTextSize( const OutputDevice *pOut, const OUString &rTxt,
  98                            const sal_Int32 nIdx, const sal_Int32 nLen,
  99                            KernArray* pDXArray = nullptr ) const;
 100
 101     void DrawPrev( OutputDevice* pOut, Printer* pPrinter,
 102                    const Point &rPos, const OUString &rTxt,
 103                    const sal_Int32 nIdx = 0, const sal_Int32 nLen = SAL_MAX_INT32 ) const;
 104
 105     static tools::Polygon DrawArrow( OutputDevice &rOut, const tools::Rectangle& rRect,
 106                                     const Size& rSize, const Color& rCol, bool bLeftOrTop,
 107                                     bool bVertical );
 108
 109     SvxFont&    operator=( const SvxFont& rFont );
 110     SvxFont&    operator=( const Font& rFont );
 111 };
 112
 113 #endif // INCLUDED_EDITENG_SVXFONT_HXX
 114
 115 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */