3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
6 * \author Jürgen Spitzmüller
8 * Full author contact details are available in file CREDITS.
15 #include "BufferParams.h"
16 #include "BufferView.h"
18 #include "FuncRequest.h"
19 #include "FuncStatus.h"
20 #include "LaTeXFeatures.h"
23 #include "MetricsInfo.h"
24 #include "OutputParams.h"
25 #include "RenderPreview.h"
27 #include "frontends/Painter.h"
29 #include "graphics/PreviewImage.h"
38 InsetIPA::InsetIPA(Buffer * buf)
40 preview_(new RenderPreview(this)), use_preview_(true)
42 setAutoBreakRows(true);
44 setFrameColor(Color_insetframe);
52 InsetIPA::InsetIPA(InsetIPA const & other)
55 preview_.reset(new RenderPreview(*other.preview_, this));
59 void InsetIPA::write(ostream & os) const
66 bool InsetIPA::getStatus(Cursor & cur, FuncRequest const & cmd,
67 FuncStatus & flag) const
69 switch (cmd.action()) {
70 case LFUN_SCRIPT_INSERT: {
71 if (cmd.argument() == "subscript") {
72 flag.setEnabled(false);
80 return InsetText::getStatus(cur, cmd, flag);
84 void InsetIPA::addPreview(DocIterator const & inset_pos,
85 graphics::PreviewLoader &) const
87 preparePreview(inset_pos);
91 void InsetIPA::preparePreview(DocIterator const & pos) const
95 otexstream os(str, texrow);
96 OutputParams runparams(&pos.buffer()->params().encoding());
98 docstring const snippet = str.str();
99 preview_->addPreview(snippet, *pos.buffer());
103 bool InsetIPA::previewState(BufferView * bv) const
105 if (!editing(bv) && (RenderPreview::status() == LyXRC::PREVIEW_ON ||
106 RenderPreview::status() == LyXRC::PREVIEW_NO_MATH)) {
107 graphics::PreviewImage const * pimage =
108 preview_->getPreviewImage(bv->buffer());
109 return pimage && pimage->image();
115 void InsetIPA::reloadPreview(DocIterator const & pos) const
118 preview_->startLoading(*pos.buffer());
122 void InsetIPA::draw(PainterInfo & pi, int x, int y) const
124 use_preview_ = previewState(pi.base.bv);
127 preview_->draw(pi, x + TEXT_TO_INSET_OFFSET, y);
128 setPosCache(pi, x, y);
131 InsetText::draw(pi, x, y);
135 void InsetIPA::edit(Cursor & cur, bool front, EntryDirection entry_from)
138 InsetText::edit(cur, front, entry_from);
142 Inset * InsetIPA::editXY(Cursor & cur, int x, int y)
145 edit(cur, true, ENTRY_DIRECTION_IGNORE);
149 return InsetText::editXY(cur, x, y);
153 void InsetIPA::metrics(MetricsInfo & mi, Dimension & dim) const
155 if (previewState(mi.base.bv)) {
156 preview_->metrics(mi, dim);
157 mi.base.textwidth += 2 * TEXT_TO_INSET_OFFSET;
159 dim.wid = max(dim.wid, 4);
160 dim.asc = max(dim.asc, 4);
162 dim.asc += TEXT_TO_INSET_OFFSET;
163 dim.des += TEXT_TO_INSET_OFFSET;
164 dim.wid += TEXT_TO_INSET_OFFSET;
166 dim.wid += TEXT_TO_INSET_OFFSET;
167 // insert a one pixel gap
169 // Cache the inset dimension.
170 setDimCache(mi, dim);
172 MetricsInfo mi_dummy = mi;
173 InsetText::metrics(mi_dummy, dim_dummy);
176 InsetText::metrics(mi, dim);
180 bool InsetIPA::notifyCursorLeaves(Cursor const & old, Cursor & cur)
183 cur.screenUpdateFlags(Update::Force);
184 return InsetText::notifyCursorLeaves(old, cur);
188 void InsetIPA::validate(LaTeXFeatures & features) const
190 if (buffer_->params().useNonTeXFonts)
192 features.require("tipa");
193 features.require("tipx");
197 void InsetIPA::latex(otexstream & os, OutputParams const & runparams) const
199 bool const multipar = (text().paragraphs().size() > 1);
200 // fontspec knows \textipa, but not the IPA environment
201 bool const nontexfonts = buffer_->params().useNonTeXFonts;
202 if (multipar && !nontexfonts)
203 os << "\\begin{IPA}\n";
206 InsetText::latex(os, runparams);
207 if (multipar && !nontexfonts)
208 os << "\n\\end{IPA}";
214 bool InsetIPA::insetAllowed(InsetCode code) const
217 // code that is allowed