* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
- * \author André Pönitz
+ * \author André Pönitz
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "InsetMathString.h"
+#include "MathFactory.h"
#include "MathStream.h"
#include "MathSupport.h"
#include "Encoding.h"
+#include "support/debug.h"
#include "support/gettext.h"
+#include "support/lassert.h"
+#include "support/lstrings.h"
+#include "support/textutils.h"
namespace lyx {
}
-void InsetMathString::mathmlize(MathStream & os) const
+void InsetMathString::mathmlize(MathStream & /*os*/) const
{
-/*
- if (code_ == LM_TC_VAR)
- os << "<mi> " << str_ << " </mi>";
- else if (code_ == LM_TC_CONST)
- os << "<mn> " << str_ << " </mn>";
- else if (code_ == LM_TC_RM || code_ == LM_TC_TEXTRM)
- os << "<mtext> " << str_ << " </mtext>";
- else
-*/
- os << str_;
+ // useless, no doubt, but we should not be here
+ LASSERT(false, /* */);
}
void InsetMathString::write(WriteStream & os) const
{
- if (!os.latex()) {
+ if (!os.latex() || os.lockedMode()) {
os << str_;
return;
}
- // We need the latex macros defined in the unicodesymbols file.
- // As they do not depend on the encoding, simply use the first
- // available encoding.
- Encodings::const_iterator encit = encodings.begin();
- bool can_encode = encit != encodings.end();
-
docstring::const_iterator cit = str_.begin();
docstring::const_iterator end = str_.end();
- bool in_mathsym = false;
+ // We may already be inside an \ensuremath command.
+ bool in_forced_mode = os.pendingBrace();
+
+ // We will take care of matching braces.
+ os.pendingBrace(false);
+
while (cit != end) {
+ bool mathmode = in_forced_mode ? os.textMode() : !os.textMode();
char_type const c = *cit;
+ docstring command(1, c);
try {
- if (c < 0x80) {
- if (in_mathsym) {
+ if (c < 0x80 || Encodings::latexMathChar(c, mathmode, os.encoding(), command)) {
+ if (os.textMode()) {
+ if (in_forced_mode) {
+ // we were inside \lyxmathsym
+ os << '}';
+ os.textMode(false);
+ in_forced_mode = false;
+ }
+ if (c >= 0x80 && os.textMode()) {
+ os << "\\ensuremath{";
+ os.textMode(false);
+ in_forced_mode = true;
+ }
+ } else if (c < 0x80 && in_forced_mode) {
+ // we were inside \ensuremath
os << '}';
- in_mathsym = false;
- }
- os << docstring(1, c);
- } else if (can_encode) {
- if (!in_mathsym) {
- os << "\\mathsym{";
- in_mathsym = true;
+ os.textMode(true);
+ in_forced_mode = false;
}
- os << encit->latexChar(c, true);
- } else {
- throw EncodingException(c);
+ } else if (!os.textMode()) {
+ if (in_forced_mode) {
+ // we were inside \ensuremath
+ os << '}';
+ in_forced_mode = false;
+ } else {
+ os << "\\lyxmathsym{";
+ in_forced_mode = true;
+ }
+ os.textMode(true);
}
+ os << command;
+ // We may need a space if the command contains a macro
+ // and the last char is ASCII.
+ if (lyx::support::contains(command, '\\')
+ && isAlphaASCII(command[command.size() - 1]))
+ os.pendingSpace(true);
} catch (EncodingException & e) {
- if (os.dryrun()) {
- // FIXME: this is OK for View->Source
- // but math preview will likely fail.
+ switch (os.output()) {
+ case WriteStream::wsDryrun: {
os << "<" << _("LyX Warning: ")
<< _("uncodable character") << " '";
os << docstring(1, e.failed_char);
os << "'>";
- } else {
+ break;
+ }
+ case WriteStream::wsPreview: {
+ // indicate the encoding error by a boxed '?'
+ os << "{\\fboxsep=1pt\\fbox{?}}";;
+ LYXERR0("Uncodable character" << " '"
+ << docstring(1, e.failed_char)
+ << "'");
+ break;
+ }
+ case WriteStream::wsDefault:
+ default:
// throw again
throw(e);
}
}
++cit;
}
- if (in_mathsym)
+
+ if (in_forced_mode && os.textMode()) {
+ // We have to care for closing \lyxmathsym
os << '}';
+ os.textMode(false);
+ } else {
+ os.pendingBrace(in_forced_mode);
+ }
}