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19 
20 #ifndef INCLUDED_VCL_SOURCE_EDIT_TEXTDOC_HXX
21 #define INCLUDED_VCL_SOURCE_EDIT_TEXTDOC_HXX
22 
23 #include <rtl/ustring.hxx>
24 #include <vcl/textdata.hxx>
25 #include <vcl/txtattr.hxx>
26 #include <vector>
27 #include <memory>
28 
29 class TextCharAttribList
30 {
31 private:
32     TextCharAttribList(const TextCharAttribList&) = delete;
33     TextCharAttribList& operator=(const TextCharAttribList&) = delete;
34 
35     std::vector<std::unique_ptr<TextCharAttrib> > maAttribs;
36     bool            mbHasEmptyAttribs;
37 
38 public:
39                     TextCharAttribList();
40                     ~TextCharAttribList();
41 
42     void            Clear();
Count() const43     sal_uInt16          Count() const               { return maAttribs.size(); }
44 
GetAttrib(sal_uInt16 n) const45     const TextCharAttrib& GetAttrib( sal_uInt16 n ) const { return *maAttribs[n]; }
GetAttrib(sal_uInt16 n)46     TextCharAttrib& GetAttrib( sal_uInt16 n )       { return *maAttribs[n]; }
RemoveAttrib(sal_uInt16 n)47     std::unique_ptr<TextCharAttrib>  RemoveAttrib( sal_uInt16 n )
48     {
49         std::unique_ptr<TextCharAttrib> pReleased = std::move(maAttribs[n]);
50         maAttribs.erase( maAttribs.begin() + n );
51         return pReleased;
52     }
53 
54     void            InsertAttrib( std::unique_ptr<TextCharAttrib> pAttrib );
55 
56     void            DeleteEmptyAttribs();
57     void            ResortAttribs();
58 
HasEmptyAttribs()59     bool&           HasEmptyAttribs()       { return mbHasEmptyAttribs; }
60 
61     TextCharAttrib* FindAttrib( sal_uInt16 nWhich, sal_Int32 nPos );
62     TextCharAttrib* FindEmptyAttrib( sal_uInt16 nWhich, sal_Int32 nPos );
63     bool            HasBoundingAttrib( sal_Int32 nBound );
64 };
65 
66 class TextNode
67 {
68     OUString            maText;
69     TextCharAttribList  maCharAttribs;
70 
71     void                ExpandAttribs( sal_Int32 nIndex, sal_Int32 nNewChars );
72     void                CollapseAttribs( sal_Int32 nIndex, sal_Int32 nDelChars );
73 
74 public:
75                         TextNode( const OUString& rText );
76 
77     TextNode( const TextNode& ) = delete;
78     void operator=( const TextNode& ) = delete;
79 
GetText() const80     const OUString&     GetText() const         { return maText; }
81 
GetCharAttrib(sal_uInt16 nPos) const82     const TextCharAttrib&   GetCharAttrib(sal_uInt16 nPos) const  { return maCharAttribs.GetAttrib(nPos); }
GetCharAttribs() const83     const TextCharAttribList&   GetCharAttribs() const  { return maCharAttribs; }
GetCharAttribs()84     TextCharAttribList&         GetCharAttribs()        { return maCharAttribs; }
85 
86     void                InsertText( sal_Int32 nPos, const OUString& rText );
87     void                InsertText( sal_Int32 nPos, sal_Unicode c );
88     void                RemoveText( sal_Int32 nPos, sal_Int32 nChars );
89 
90     std::unique_ptr<TextNode> Split( sal_Int32 nPos );
91     void                Append( const TextNode& rNode );
92 };
93 
94 class TextDoc
95 {
96     std::vector<std::unique_ptr<TextNode>>  maTextNodes;
97     sal_uInt16              mnLeftMargin;
98 
99     void                DestroyTextNodes();
100 
101 public:
102                         TextDoc();
103                         ~TextDoc();
104 
105     void                Clear();
106 
GetNodes()107     std::vector<std::unique_ptr<TextNode>>&       GetNodes()              { return maTextNodes; }
GetNodes() const108     const std::vector<std::unique_ptr<TextNode>>& GetNodes() const        { return maTextNodes; }
109 
110     void                RemoveChars( const TextPaM& rPaM, sal_Int32 nChars );
111     TextPaM             InsertText( const TextPaM& rPaM, sal_Unicode c );
112     TextPaM             InsertText( const TextPaM& rPaM, const OUString& rStr );
113 
114     TextPaM             InsertParaBreak( const TextPaM& rPaM );
115     TextPaM             ConnectParagraphs( TextNode* pLeft, const TextNode* pRight );
116 
117     sal_Int32           GetTextLen( const sal_Unicode* pSep, const TextSelection* pSel = nullptr ) const;
118     OUString            GetText( const sal_Unicode* pSep ) const;
119     OUString            GetText( sal_uInt32 nPara ) const;
120 
SetLeftMargin(sal_uInt16 n)121     void                SetLeftMargin( sal_uInt16 n )   { mnLeftMargin = n; }
GetLeftMargin() const122     sal_uInt16          GetLeftMargin() const       { return mnLeftMargin; }
123 
124     bool            IsValidPaM( const TextPaM& rPaM );
125 };
126 
127 #endif // INCLUDED_VCL_SOURCE_EDIT_TEXTDOC_HXX
128 
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130