2 * \file InsetMathSpace.cpp
3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
8 * Full author contact details are available in file CREDITS.
13 #include "InsetMathSpace.h"
15 #include "MathFactory.h"
16 #include "MathStream.h"
17 #include "MathSupport.h"
19 #include "BufferView.h"
21 #include "FuncRequest.h"
22 #include "FuncStatus.h"
23 #include "LaTeXFeatures.h"
25 #include "insets/InsetSpace.h"
27 #include "frontends/Application.h"
28 #include "frontends/Painter.h"
30 #include "support/lassert.h"
41 InsetSpaceParams::Kind kind;
47 SpaceInfo space_info[] = {
48 // name width kind negative visible custom
49 {"!", 6, InsetSpaceParams::NEGTHIN, true, true, false},
50 {"negthinspace", 6, InsetSpaceParams::NEGTHIN, true, true, false},
51 {"negmedspace", 8, InsetSpaceParams::NEGMEDIUM, true, true, false},
52 {"negthickspace", 10, InsetSpaceParams::NEGTHICK, true, true, false},
53 {",", 6, InsetSpaceParams::THIN, false, true, false},
54 {"thinspace", 6, InsetSpaceParams::THIN, false, true, false},
55 {":", 8, InsetSpaceParams::MEDIUM, false, true, false},
56 {"medspace", 8, InsetSpaceParams::MEDIUM, false, true, false},
57 {";", 10, InsetSpaceParams::THICK, false, true, false},
58 {"thickspace", 10, InsetSpaceParams::THICK, false, true, false},
59 {"enskip", 10, InsetSpaceParams::ENSKIP, false, true, false},
60 {"quad", 20, InsetSpaceParams::QUAD, false, true, false},
61 {"qquad", 40, InsetSpaceParams::QQUAD, false, true, false},
62 {"lyxnegspace", -2, InsetSpaceParams::NEGTHIN, true, false, false},
63 {"lyxposspace", 2, InsetSpaceParams::THIN, false, false, false},
64 {"hspace", 0, InsetSpaceParams::CUSTOM, false, true, true},
67 int const nSpace = sizeof(space_info)/sizeof(SpaceInfo);
68 int const defaultSpace = 4;
72 InsetMathSpace::InsetMathSpace()
73 : space_(defaultSpace)
78 InsetMathSpace::InsetMathSpace(string const & name, string const & length)
79 : space_(defaultSpace)
81 for (int i = 0; i < nSpace; ++i)
82 if (space_info[i].name == name) {
86 if (space_info[space_].custom) {
87 length_ = Length(length);
88 if (length_.zero() || length_.empty()) {
90 length_.unit(Length::EM);
96 InsetMathSpace::InsetMathSpace(Length const & length)
97 : space_(defaultSpace), length_(length)
99 for (int i = 0; i < nSpace; ++i)
100 if (space_info[i].name == "hspace") {
107 InsetMathSpace::~InsetMathSpace()
109 hideDialogs("mathspace", this);
113 Inset * InsetMathSpace::clone() const
115 return new InsetMathSpace(*this);
119 void InsetMathSpace::metrics(MetricsInfo & mi, Dimension & dim) const
123 if (space_info[space_].custom)
124 dim.wid = abs(length_.inPixels(
126 mathed_char_width(mi.base.font, 'M')));
128 dim.wid = space_info[space_].width;
132 void InsetMathSpace::draw(PainterInfo & pi, int x, int y) const
134 // Sadly, HP-UX CC can't handle that kind of initialization.
135 // XPoint p[4] = {{++x, y-3}, {x, y}, {x+width-2, y}, {x+width-2, y-3}};
136 if (!space_info[space_].visible)
139 Dimension const dim = dimension(*pi.base.bv);
144 xp[0] = ++x; yp[0] = y - 3;
145 xp[1] = x; yp[1] = y;
146 xp[2] = x + w - 2; yp[2] = y;
147 xp[3] = x + w - 2; yp[3] = y - 3;
149 pi.pain.lines(xp, yp, 4,
150 space_info[space_].custom ?
152 (isNegative() ? Color_latex : Color_math));
156 void InsetMathSpace::incSpace()
158 int const oldwidth = space_info[space_].width;
160 space_ = (space_ + 1) % nSpace;
161 while ((space_info[space_].width == oldwidth && !space_info[space_].custom) ||
162 !space_info[space_].visible);
163 if (space_info[space_].custom && (length_.zero() || length_.empty())) {
165 length_.unit(Length::EM);
170 void InsetMathSpace::validate(LaTeXFeatures & features) const
172 if (space_info[space_].name == "negmedspace" ||
173 space_info[space_].name == "negthickspace")
174 features.require("amsmath");
178 void InsetMathSpace::maple(MapleStream & os) const
183 void InsetMathSpace::mathematica(MathematicaStream & os) const
189 void InsetMathSpace::octave(OctaveStream & os) const
195 void InsetMathSpace::mathmlize(MathStream & ms) const
197 SpaceInfo const & si = space_info[space_];
198 if (si.negative || !si.visible)
202 l = length_.asHTMLString();
203 else if (si.kind != InsetSpaceParams::MEDIUM) {
211 ms << " width=\"" << from_ascii(l) << "\"";
216 void InsetMathSpace::normalize(NormalStream & os) const
218 os << "[space " << int(space_) << "] ";
222 void InsetMathSpace::write(WriteStream & os) const
224 // no MathEnsurer - all kinds work in text and math mode
225 os << '\\' << space_info[space_].name.c_str();
226 if (space_info[space_].custom)
227 os << '{' << length_.asLatexString().c_str() << '}';
229 os.pendingSpace(true);
233 string const InsetMathSpace::createDialogStr() const
235 LASSERT(space_info[space_].visible, /**/);
236 InsetSpaceParams isp(true);
237 isp.kind = space_info[space_].kind;
238 isp.length = GlueLength(length_);
239 return InsetSpace::params2string(isp);
243 docstring InsetMathSpace::contextMenu(BufferView const &, int, int) const
245 return from_ascii("context-mathspace");
249 bool InsetMathSpace::getStatus(Cursor & cur, FuncRequest const & cmd,
250 FuncStatus & status) const
252 switch (cmd.action) {
254 case LFUN_INSET_MODIFY:
255 case LFUN_INSET_DIALOG_UPDATE:
256 case LFUN_MOUSE_RELEASE:
257 case LFUN_MOUSE_PRESS:
258 case LFUN_MOUSE_MOTION:
259 status.setEnabled(true);
262 bool retval = InsetMath::getStatus(cur, cmd, status);
268 void InsetMathSpace::doDispatch(Cursor & cur, FuncRequest & cmd)
270 switch (cmd.action) {
271 case LFUN_INSET_MODIFY:
272 if (cmd.getArg(0) == "mathspace") {
274 if (createInsetMath_fromDialogStr(cmd.argument(), ar)) {
275 *this = *ar[0].nucleus()->asSpaceInset();
282 case LFUN_INSET_DIALOG_UPDATE:
283 cur.bv().updateDialog("mathspace", createDialogStr());
286 case LFUN_MOUSE_RELEASE:
287 if (cmd.button() == mouse_button::button1) {
288 string const data = createDialogStr();
289 cur.bv().showDialog("mathspace", data, this);
295 case LFUN_MOUSE_PRESS:
296 case LFUN_MOUSE_MOTION:
297 // eat other mouse commands
301 InsetMath::doDispatch(cur, cmd);
307 bool InsetMathSpace::isNegative() const
309 if (space_info[space_].custom)
310 return length_.value() < 0;
311 return space_info[space_].negative;