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Inset coords shall not be recorded in Inset::draw() because this can create problems...
[features.git] / src / insets / InsetFlex.cpp
1 /**
2  * \file InsetFlex.cpp
3  * This file is part of LyX, the document processor.
4  * Licence details can be found in the file COPYING.
5  *
6  * \author Angus Leeming
7  * \author Martin Vermeer
8  * \author Jürgen Spitzmüller
9  *
10  * Full author contact details are available in file CREDITS.
11  */
12
13 #include <config.h>
14
15 #include "InsetFlex.h"
16
17 #include "Buffer.h"
18 #include "BufferParams.h"
19 #include "BufferView.h"
20 #include "DispatchResult.h"
21 #include "FuncRequest.h"
22 #include "FuncStatus.h"
23 #include "Cursor.h"
24 #include "gettext.h"
25 #include "Color.h"
26 #include "Lexer.h"
27 #include "Text.h"
28 #include "MetricsInfo.h"
29 #include "Paragraph.h"
30 #include "paragraph_funcs.h"
31 #include "sgml.h"
32
33 #include "frontends/FontMetrics.h"
34 #include "frontends/Painter.h"
35
36 #include "support/convert.h"
37
38 #include <sstream>
39
40
41 namespace lyx {
42
43 using std::string;
44 using std::ostream;
45
46
47 InsetFlex::InsetFlex(BufferParams const & bp,
48                                 InsetLayout il)
49         : InsetCollapsable(bp, Collapsed)
50 {
51         params_.name = il.name;
52         setLayout(il);
53 }
54
55
56 InsetFlex::InsetFlex(InsetFlex const & in)
57         : InsetCollapsable(in), params_(in.params_)
58 {}
59
60
61 Inset * InsetFlex::clone() const
62 {
63         return new InsetFlex(*this);
64 }
65
66
67 bool InsetFlex::undefined() const
68 {
69         return layout_.labelstring == from_utf8("UNDEFINED");
70 }
71
72
73 void InsetFlex::setLayout(InsetLayout il)
74 {
75         layout_ = il;
76 }
77
78
79 docstring const InsetFlex::editMessage() const
80 {
81         return _("Opened Flex Inset");
82 }
83
84
85 void InsetFlex::write(Buffer const & buf, ostream & os) const
86 {
87         params_.write(os);
88         InsetCollapsable::write(buf, os);
89 }
90
91
92 void InsetFlex::read(Buffer const & buf, Lexer & lex)
93 {
94         params_.read(lex);
95         InsetCollapsable::read(buf, lex);
96 }
97
98
99 bool InsetFlex::metrics(MetricsInfo & mi, Dimension & dim) const
100 {
101         Font tmpfont = mi.base.font;
102         getDrawFont(mi.base.font);
103         mi.base.font.reduce(Font(Font::ALL_SANE));
104         mi.base.font.realize(tmpfont);
105         bool changed = InsetCollapsable::metrics(mi, dim);
106         mi.base.font = tmpfont;
107         return changed;
108 }
109
110
111 void InsetFlex::draw(PainterInfo & pi, int x, int y) const
112 {
113         Font tmpfont = pi.base.font;
114         getDrawFont(pi.base.font);
115         // I don't understand why the above .reduce and .realize aren't
116         //needed, or even wanted, here. It just works. -- MV 10.04.2005
117         InsetCollapsable::draw(pi, x, y);
118         pi.base.font = tmpfont;
119 }
120
121
122 void InsetFlex::getDrawFont(Font & font) const
123 {
124         font = layout_.font;
125 }
126
127
128 void InsetFlex::doDispatch(Cursor & cur, FuncRequest & cmd)
129 {
130         InsetCollapsable::doDispatch(cur, cmd);
131 }
132
133
134 bool InsetFlex::getStatus(Cursor & cur, FuncRequest const & cmd,
135         FuncStatus & status) const
136 {
137         switch (cmd.action) {
138                 // paragraph breaks not allowed in flex insets
139                 case LFUN_BREAK_PARAGRAPH:
140                 case LFUN_BREAK_PARAGRAPH_KEEP_LAYOUT:
141                 case LFUN_BREAK_PARAGRAPH_SKIP:
142                         status.enabled(false);
143                         return true;
144
145                 default:
146                         return InsetCollapsable::getStatus(cur, cmd, status);
147                 }
148 }
149
150
151 int InsetFlex::plaintext(Buffer const & buf, odocstream & os,
152                               OutputParams const & runparams) const
153 {
154         return InsetText::plaintext(buf, os, runparams);
155 }
156
157
158 int InsetFlex::docbook(Buffer const & buf, odocstream & os,
159                             OutputParams const & runparams) const
160 {
161         ParagraphList::const_iterator beg = paragraphs().begin();
162         ParagraphList::const_iterator par = paragraphs().begin();
163         ParagraphList::const_iterator end = paragraphs().end();
164
165         if (!undefined())
166                 // FIXME UNICODE
167                 sgml::openTag(os, layout_.latexname,
168                               par->getID(buf, runparams) + layout_.latexparam);
169
170         for (; par != end; ++par) {
171                 par->simpleDocBookOnePar(buf, os, runparams,
172                                          outerFont(std::distance(beg, par),
173                                                    paragraphs()));
174         }
175
176         if (!undefined())
177                 sgml::closeTag(os, layout_.latexname);
178
179         return 0;
180 }
181
182
183 void InsetFlex::textString(Buffer const & buf, odocstream & os) const
184 {
185         os << paragraphs().begin()->asString(buf, true);
186 }
187
188
189 void InsetFlexParams::write(ostream & os) const
190 {
191         os << "Flex " << name << "\n";
192 }
193
194
195 void InsetFlexParams::read(Lexer & lex)
196 {
197         while (lex.isOK()) {
198                 lex.next();
199                 string token = lex.getString();
200
201                 if (token == "Flex") {
202                         lex.next();
203                         name = lex.getString();
204                 }
205
206                 // This is handled in Collapsable
207                 else if (token == "status") {
208                         lex.pushToken(token);
209                         break;
210                 }
211         }
212 }
213
214
215 } // namespace lyx