3 * \file InsetMathHull.h
4 * This file is part of LyX, the document processor.
5 * Licence details can be found in the file COPYING.
9 * Full author contact details are available in file CREDITS.
12 #ifndef MATH_HULLINSET_H
13 #define MATH_HULLINSET_H
15 #include "InsetMathGrid.h"
17 #include "DocIterator.h"
18 #include "OutputEnums.h"
20 #include <boost/scoped_ptr.hpp>
27 class ParConstIterator;
31 /// This provides an interface between "LyX insets" and "LyX math insets"
32 class InsetMathHull : public InsetMathGrid {
34 /// How a line is numbered
36 /// not numbered, LaTeX code \\nonumber if line differs from inset
38 /// numbered, LaTeX code \\number if line differs from inset
40 /// not numbered, LaTeX code \\notag if line differs from inset
44 InsetMathHull(Buffer * buf);
46 InsetMathHull(Buffer * buf, HullType type);
48 virtual ~InsetMathHull();
50 void setBuffer(Buffer &);
52 void updateBuffer(ParIterator const &, UpdateType);
54 void addToToc(DocIterator const & di, bool output_active) const;
56 InsetMathHull & operator=(InsetMathHull const &);
58 mode_type currentMode() const;
60 void metrics(MetricsInfo & mi, Dimension & dim) const;
62 void drawBackground(PainterInfo & pi, int x, int y) const;
64 void draw(PainterInfo &, int x, int y) const;
66 void metricsT(TextMetricsInfo const & mi, Dimension & dim) const;
68 void drawT(TextPainter &, int x, int y) const;
70 docstring label(row_type row) const;
72 void label(row_type row, docstring const & label);
74 std::vector<InsetLabel *> const & getLabels() { return label_; }
76 ColorCode backgroundColor(PainterInfo const &) const;
78 void numbered(row_type row, bool num) { numbered(row, num ? NUMBER : NONUMBER); }
80 void numbered(row_type row, Numbered num);
82 bool numbered(row_type row) const;
84 bool numberedType() const;
88 void validate(LaTeXFeatures & features) const;
89 /// identifies HullInset
90 InsetMathHull const * asHullInset() const { return this; }
91 /// identifies HullInset
92 InsetMathHull * asHullInset() { return this; }
95 void addRow(row_type row);
97 void delRow(row_type row);
99 void swapRow(row_type row);
101 void addCol(col_type col);
103 void delCol(col_type col);
106 HullType getType() const;
108 void mutate(HullType newtype);
111 int defaultColSpace(col_type col);
113 char defaultColAlign(col_type col);
115 char displayColAlign(idx_type idx) const;
117 bool idxFirst(Cursor &) const;
119 bool idxLast(Cursor &) const;
122 void write(WriteStream & os) const;
124 void normalize(NormalStream &) const;
126 void infoize(odocstream & os) const;
129 void write(std::ostream & os) const;
131 void header_write(WriteStream &) const;
133 void footer_write(WriteStream &) const;
135 void read(Lexer & lex);
137 bool readQuiet(Lexer & lex);
139 int plaintext(odocstringstream &, OutputParams const &,
140 size_t max_length = INT_MAX) const;
142 int docbook(odocstream &, OutputParams const &) const;
144 docstring xhtml(XHTMLStream &, OutputParams const &) const;
146 void mathmlize(MathStream &) const;
148 void htmlize(HtmlStream &) const;
150 void mathAsLatex(WriteStream &) const;
152 void toString(odocstream &) const;
154 void forOutliner(docstring &, size_t) const;
156 /// get notification when the cursor leaves this inset
157 bool notifyCursorLeaves(Cursor const & old, Cursor & cur);
159 //bool insetAllowed(InsetCode code) const;
161 void addPreview(DocIterator const & inset_pos,
162 graphics::PreviewLoader &) const;
163 /// Recreates the preview if preview is enabled.
164 void reloadPreview(DocIterator const & pos) const;
166 void usedMacros(MathData const & md, DocIterator const & pos,
167 MacroNameSet & macros, MacroNameSet & defs) const;
169 void initUnicodeMath() const;
172 static int displayMargin() { return 12; }
174 /// Force inset into LTR environment if surroundings are RTL
175 virtual bool forceLTR() const { return true; }
177 void recordLocation(DocIterator const & di);
180 std::string contextMenuName() const;
182 InsetCode lyxCode() const { return MATH_HULL_CODE; }
185 InsetMathHull(InsetMathHull const &);
187 virtual void doDispatch(Cursor & cur, FuncRequest & cmd);
189 /// do we want to handle this event?
190 bool getStatus(Cursor & cur, FuncRequest const & cmd,
191 FuncStatus & status) const;
193 docstring eolString(row_type row, bool fragile, bool latex,
194 bool last_eoln) const;
197 virtual Inset * clone() const;
198 /// Prepare the preview if preview is enabled.
199 /// \param forexport: whether this is intended for export
200 /// If so, we ignore LyXRC and wait for the image to be generated.
201 void preparePreview(DocIterator const & pos,
202 bool forexport = false) const;
203 /// like reloadPreview, but forces load
204 /// used by image export
205 void loadPreview(DocIterator const & pos) const;
207 void setType(HullType type);
209 void validate1(LaTeXFeatures & features);
211 docstring nicelabel(row_type row) const;
213 void doExtern(Cursor & cur, FuncRequest & func);
215 void glueall(HullType type);
217 * split every row at the first relation operator.
218 * The number of columns must be 1. One column is added.
219 * The first relation operator and everything after it goes to the
224 * split every row at the first relation operator.
225 * The number of columns must be < 3. One or two columns are added.
226 * The first relation operator goes to the second column.
227 * Everything after it goes to the third column.
230 /// change number of columns, split or combine columns if necessary.
231 void changeCols(col_type);
233 docstring standardFont() const;
235 ColorCode standardColor() const;
236 /// consistency check
238 /// can this change its number of rows?
239 bool rowChangeOK() const;
240 /// can this change its number of cols?
241 bool colChangeOK() const;
242 /// are any of the equations numbered?
243 bool haveNumbers() const;
245 /// "none", "simple", "display", "eqnarray",...
248 std::vector<Numbered> numbered_;
250 std::vector<docstring> numbers_;
252 std::vector<InsetLabel *> label_;
254 boost::scoped_ptr<RenderPreview> preview_;
256 mutable bool use_preview_;
260 typedef std::map<docstring, int> CounterMap;
261 /// used to store current values of important counters
262 CounterMap counter_map;
268 virtual void mutateToText();
270 virtual void revealCodes(Cursor & cur) const;
272 bool editable() const { return true; }
274 void edit(Cursor & cur, bool front,
275 EntryDirection entry_from = ENTRY_DIRECTION_IGNORE);
277 Inset * editXY(Cursor & cur, int x, int y);
279 DisplayType display() const;
283 void handleFont(Cursor & cur, docstring const & arg,
284 docstring const & font);
286 void handleFont2(Cursor & cur, docstring const & arg);
288 bool previewState(BufferView const * const bv) const;
290 bool previewTooSmall(Dimension const & dim) const;