vcl/inc/outdev.h

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   9  * This file incorporates work covered by the following license notice:
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  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
  20 #ifndef INCLUDED_VCL_INC_OUTDEV_H
  21 #define INCLUDED_VCL_INC_OUTDEV_H
  22
  23 #include <list>
  24 #include <set>
  25 #include <vector>
  26
  27 #include <tools/gen.hxx>
  28 #include <vcl/vclptr.hxx>
  29
  30 #include "fontinstance.hxx"
  31 #include "PhysicalFontFace.hxx"
  32 #include "impfontcache.hxx"
  33
  34 class Size;
  35 namespace vcl { class Font; }
  36 class VirtualDevice;
  37 class PhysicalFontCollection;
  38 enum class AddFontSubstituteFlags;
  39
  40 // an ImplDeviceFontList is created by an PhysicalFontCollection
  41 // it becomes invalid when original PhysicalFontCollection is modified
  42 class ImplDeviceFontList
  43 {
  44 private:
  45     std::vector<PhysicalFontFace*> maDevFontVector;
  46
  47 public:
  48                         ImplDeviceFontList()        { maDevFontVector.reserve(1024); }
  49     void                Add( PhysicalFontFace* pFace )  { maDevFontVector.push_back( pFace ); }
  50     PhysicalFontFace*   Get( int nIndex ) const     { return maDevFontVector[ nIndex ]; }
  51     int                 Count() const               { return maDevFontVector.size(); }
  52 };
  53
  54 class ImplDeviceFontSizeList
  55 {
  56 private:
  57     std::vector<int>    maSizeList;
  58
  59 public:
  60                         ImplDeviceFontSizeList()
  61                         { maSizeList.reserve( 32 ); }
  62     void                Add( int nHeight )      { maSizeList.push_back( nHeight ); }
  63     int                 Count() const           { return maSizeList.size(); }
  64     int                 Get( int nIndex ) const { return maSizeList[ nIndex ]; }
  65 };
  66
  67 // nowadays these substitutions are needed for backward compatibility and tight platform integration:
  68 // - substitutions from configuration entries (Tools->Options->FontReplacement and/or fontconfig)
  69 // - device specific substitutions (e.g. for PS printer builtin fonts)
  70 // - substitutions for missing fonts defined by configuration entries (generic and/or platform dependent fallbacks)
  71 // - substitutions for missing fonts defined by multi-token fontnames (e.g. fontname="SpecialFont;FallbackA;FallbackB")
  72 // - substitutions for incomplete fonts (implicit, generic, EUDC and/or platform dependent fallbacks)
  73 // - substitutions for missing symbol fonts by translating code points into other symbol fonts
  74
  75 class ImplFontSubstitution
  76 {
  77     // TODO: there is more commonality between the different substitutions
  78 protected:
  79     virtual ~ImplFontSubstitution() {}
  80 };
  81
  82 // ImplDirectFontSubstitution is for Tools->Options->FontReplacement and PsPrinter substitutions
  83 // The class is just a simple port of the unmaintainable manual-linked-list based mechanism
  84 // TODO: get rid of this class when the Tools->Options->FontReplacement tabpage is gone for good
  85
  86 struct ImplFontSubstEntry
  87 {
  88     OUString                  maSearchName;
  89     OUString                  maSearchReplaceName;
  90     AddFontSubstituteFlags    mnFlags;
  91
  92     ImplFontSubstEntry(  const OUString& rFontName, const OUString& rSubstFontName, AddFontSubstituteFlags nSubstFlags );
  93 };
  94
  95 class ImplDirectFontSubstitution
  96 :   public ImplFontSubstitution
  97 {
  98 private:
  99     std::list<ImplFontSubstEntry> maFontSubstList;
 100 public:
 101     void    AddFontSubstitute( const OUString& rFontName, const OUString& rSubstName, AddFontSubstituteFlags nFlags );
 102     void    RemoveFontSubstitute( int nIndex );
 103     int     GetFontSubstituteCount() const { return maFontSubstList.size(); };
 104
 105     bool    FindFontSubstitute( OUString& rSubstName, const OUString& rFontName ) const;
 106 };
 107
 108 // PreMatchFontSubstitution
 109 // abstracts the concept of a configured font substitution
 110 // before the availability of the originally selected font has been checked
 111 class ImplPreMatchFontSubstitution
 112 :   public ImplFontSubstitution
 113 {
 114 public:
 115     virtual bool FindFontSubstitute( FontSelectPattern& ) const = 0;
 116 };
 117
 118 // ImplGlyphFallbackFontSubstitution
 119 // abstracts the concept of finding the best font to support an incomplete font
 120 class ImplGlyphFallbackFontSubstitution
 121 :   public ImplFontSubstitution
 122 {
 123 public:
 124     virtual bool FindFontSubstitute( FontSelectPattern&, OUString& rMissingCodes ) const = 0;
 125 };
 126
 127 namespace vcl { struct ControlLayoutData; }
 128 // #i75163#
 129 namespace basegfx { class B2DHomMatrix; }
 130
 131 struct ImplOutDevData
 132 {
 133     VclPtr<VirtualDevice>       mpRotateDev;
 134     vcl::ControlLayoutData*     mpRecordLayout;
 135     tools::Rectangle                   maRecordRect;
 136
 137     // #i75163#
 138     basegfx::B2DHomMatrix*      mpViewTransform;
 139     basegfx::B2DHomMatrix*      mpInverseViewTransform;
 140 };
 141
 142 void ImplFontSubstitute( OUString& rFontName );
 143
 144 #endif // INCLUDED_VCL_INC_OUTDEV_H
 145
 146 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */