2 /* This file is part of
3 * ======================================================
5 * LyX, The Document Processor
7 * Copyright 1998 The LyX Team.
9 *======================================================
11 // The pristine updatable inset: Text
22 #include "lyxparagraph.h"
29 /** A text inset is like a TeX box
31 To write full text (including styles and other insets) in a given
34 class InsetText : public UpdatableInset {
37 enum { TEXT_TO_INSET_OFFSET = 1 };
41 InsetText(InsetText const &, Buffer *);
45 Inset * Clone() const;
49 void Write(ostream &) const;
51 int ascent(Painter &, LyXFont const &) const;
53 int descent(Painter &, LyXFont const &) const;
55 int width(Painter &, LyXFont const & f) const;
57 int getMaxWidth(UpdatableInset *) const;
59 void draw(Painter & pain, LyXFont const &, int , float &) const;
61 char const * EditMessage() const;
63 void Edit(BufferView *, int, int, unsigned int);
65 void InsetUnlock(BufferView *);
67 bool UnlockInsetInInset(BufferView *, Inset *, bool lr = false);
69 //void UpdateLocal(bool flag=true);
71 bool UpdateInsetInInset(BufferView *, Inset *);
73 void InsetButtonRelease(BufferView *, int, int, int);
75 void InsetButtonPress(BufferView *, int, int, int);
77 void InsetMotionNotify(BufferView *, int, int, int);
79 void InsetKeyPress(XKeyEvent *);
81 UpdatableInset::RESULT LocalDispatch(BufferView *, int, string const &);
83 int Latex(ostream &, signed char) const;
84 #ifndef USE_OSTREAM_ONLY
86 int Latex(string &, signed char) const;
88 int Linuxdoc(string &) const { return 0; }
90 int DocBook(string &) const { return 0; }
93 int Linuxdoc(ostream &) const { return 0; }
95 int DocBook(ostream &) const { return 0; }
98 void Validate(LaTeXFeatures & features) const;
100 Inset::Code LyxCode() const { return Inset::TEXT_CODE; }
102 void GetCursorPos(int & x, int & y) const;
106 void ToggleInsetCursor(BufferView *);
108 bool InsertInset(BufferView *, Inset *);
110 UpdatableInset * GetLockingInset();
112 void SetFont(BufferView *, LyXFont const &, bool toggleall = false);
118 void WriteParagraphData(ostream &) const;
120 void resetPos(BufferView *);
122 void drawSelection(Painter &, int pos, int baseline, float x);
124 void SingleHeight(Painter &, LyXParagraph * par,int pos,
125 int & asc, int & desc) const;
127 int SingleWidth(Painter &, LyXParagraph * par, int pos) const;
129 LyXFont GetFont(LyXParagraph * par, int pos) const;
133 LyXFont current_font;
135 LyXFont real_current_font;
137 mutable int maxWidth;
139 mutable int maxAscent;
141 mutable int maxDescent;
143 mutable int insetWidth;
149 void drawRowSelection(Painter &, int startpos, int endpos, int row,
150 int baseline, float x) const;
152 void drawRowText(Painter &, int startpos, int endpos, int baseline,
155 void computeTextRows(Painter &, float x = 0.0) const;
157 void computeBaselines(int) const;
159 int BeginningOfMainBody(LyXParagraph * par) const;
161 void ShowInsetCursor(BufferView *);
163 void HideInsetCursor(BufferView *);
165 void setPos(BufferView *, int x, int y, bool activate_inset = true);
167 bool moveRight(BufferView *, bool activate_inset = true);
168 bool moveLeft(BufferView *, bool activate_inset = true);
169 bool moveUp(BufferView *, bool activate_inset = true);
170 bool moveDown(BufferView *, bool activate_inset = true);
173 bool hasSelection() const { return selection_start != selection_end; }
175 void SetCharFont(int pos, LyXFont const & font);
179 /* Private structures and variables */
205 mutable bool init_inset;
207 UpdatableInset * the_locking_inset;
220 typedef vector<row_struct> RowList;
222 mutable RowList rows;
223 InsetText & operator = (InsetText const & it) {
225 buffer = it.buffer; // suspect
226 current_font = it.current_font;
227 real_current_font = it.real_current_font;
228 maxWidth = it.maxWidth;
229 maxAscent = it.maxAscent;
230 maxDescent = it.maxDescent;
231 insetWidth = it.insetWidth;
232 inset_pos = it.inset_pos;
233 inset_x = it.inset_x;
234 inset_y = it.inset_y;
235 interline_space = it.interline_space;
236 selection_start = it.selection_start;
237 selection_end = it.selection_end;
243 no_selection = it.no_selection;
244 the_locking_inset = it.the_locking_inset; // suspect