+++ /dev/null
-/* This file is part of EdiTeX, an editor of mathematical
- * expressions based on TeX syntax.
- *
- * Copyright (C) 2002-2003 Luca Padovani <lpadovan@cs.unibo.it>,
- * 2003 Paolo Marinelli <pmarinel@cs.unibo.it>.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * For more information, please visit the project's home page
- * http://helm.cs.unibo.it/editex/
- * or send an email to <lpadovan@cs.unibo.it>
- */
-
-#include <GdomeSmartDOMXSLT.hh>
-#include <cassert>
-
-#include "ALogger.hh"
-#include "TDictionary.hh"
-#include "CMathMLFactoryXSLT.hh"
-#include "TPushLexer.hh"
-#include "LPushLexer.hh"
-#include "TPushParser.hh"
-
-class CCallbackLogger : public ALogger
-{
-public:
- CCallbackLogger(void (*)(int, const char*, void*), void*);
- virtual ~CCallbackLogger() { };
-
-protected:
- virtual void message(Level, const std::string&);
-
-private:
- void (*callback)(int, const char*, void*);
- void* user_data;
-};
-
-CCallbackLogger::CCallbackLogger(void (*cb)(int, const char*, void*), void* data) : callback(cb), user_data(data)
-{
- assert(callback);
-}
-
-void
-CCallbackLogger::message(Level l, const std::string& s)
-{
- assert(callback);
- callback(l, s.c_str(), user_data);
-}
-
-struct Editor
-{
- Editor(const char*, const char*, const char*, void (*)(int, const char*, void*), void*, bool);
- ~Editor();
-
- ALogger* logger;
- TDictionary* dictionary;
- DOMX::XSLTStylesheet* tml_mml;
- DOMX::XSLTStylesheet* tml_tex;
- AMathMLFactory* factory;
- TPushParser* parser;
- APushLexer* lexer;
-};
-
-Editor::Editor(const char* dict_uri, const char* mml_uri, const char* tex_uri,
- void (*cb)(int, const char*, void*), void* data, bool alt)
-{
- assert(dict_uri);
- assert(mml_uri);
- assert(tex_uri);
- assert(cb);
- logger = new CCallbackLogger(cb, data);
- dictionary = new TDictionary(*logger);
- dictionary->load(dict_uri);
- DOM::DOMImplementation di;
- DOM::Document mml = di.createDocumentFromURI(mml_uri);
- DOM::Document tex = di.createDocumentFromURI(tex_uri);
- tml_mml = new DOMX::XSLTStylesheet(mml);
- tml_tex = new DOMX::XSLTStylesheet(tex);
- factory = new CMathMLFactoryXSLT(*logger, *tml_mml);
- parser = new TPushParser(*logger, *factory, *dictionary);
- if (alt) lexer = new LPushLexer(*logger, *parser);
- else lexer = new TPushLexer(*logger, *parser);
-}
-
-Editor::~Editor()
-{
- delete lexer;
- delete parser;
- delete factory;
- delete tml_tex;
- delete tml_mml;
- delete dictionary;
- delete logger;
-}
-
-extern "C" const char*
-c_mathml_editor_get_default_dictionary_path()
-{
- return TDictionary::getDefaultDictionaryPath().c_str();
-}
-
-extern "C" const char*
-c_mathml_editor_get_default_mathml_stylesheet_path()
-{
- return AMathMLFactory::getDefaultMathMLStylesheetPath().c_str();
-}
-
-extern "C" const char*
-c_mathml_editor_get_default_tex_stylesheet_path()
-{
- return AMathMLFactory::getDefaultTeXStylesheetPath().c_str();
-}
-
-extern "C" Editor*
-c_mathml_editor_new(bool alt,
- const char* dictionary_uri,
- const char* tml_mml_uri,
- const char* tml_tex_uri,
- void (*log_message_cb)(int, const char*, void*),
- void* user_data)
-{
- return new Editor(dictionary_uri, tml_mml_uri, tml_tex_uri, log_message_cb, user_data, alt);
-}
-
-extern "C" void
-c_mathml_editor_destroy(Editor* editor)
-{
- assert(editor);
- delete editor;
-}
-
-extern "C" int
-c_mathml_editor_freeze(Editor* editor)
-{
- assert(editor);
- return editor->parser->freeze();
-}
-
-extern "C" int
-c_mathml_editor_thaw(Editor* editor)
-{
- assert(editor);
- return editor->parser->thaw();
-}
-
-extern "C" void
-c_mathml_editor_push(Editor* editor, char ch)
-{
- assert(editor);
- editor->lexer->push(ch);
-}
-
-extern "C" void
-c_mathml_editor_drop(Editor* editor, int alt)
-{
- assert(editor);
- editor->lexer->drop(alt != 0);
-}
-
-extern "C" int
-c_mathml_editor_cursor_hide(Editor* editor)
-{
- assert(editor);
- return editor->parser->hideCursor();
-}
-
-extern "C" int
-c_mathml_editor_cursor_show(Editor* editor)
-{
- assert(editor);
- return editor->parser->showCursor();
-}
-
-extern "C" char*
-c_mathml_editor_get_tex(const Editor* editor)
-{
- assert(editor);
- DOM::Document res = editor->tml_tex->apply(editor->parser->document());
- assert(res);
- res.normalize();
- assert(res.get_firstChild() && res.get_firstChild().get_nodeName() == "#text");
- return strdup(std::string(res.get_firstChild().get_nodeValue()).c_str());
-}
-
-extern "C" void
-c_mathml_editor_reset(Editor* editor)
-{
- assert(editor);
- editor->lexer->reset();
- editor->parser->reset();
-}
-
-extern "C" GdomeDocument*
-c_mathml_editor_get_tml(const Editor* editor)
-{
- assert(editor);
- GdomeNode* n = editor->parser->document().cloneNode(true).gdome_object();
- GdomeDocument* doc = gdome_cast_doc(n);
- assert(n && doc);
- return doc;
-}
-
-extern "C" GdomeDocument*
-c_mathml_editor_get_mml(const Editor* editor)
-{
- assert(editor);
- GdomeNode* n = editor->factory->document().gdome_object();
- GdomeDocument* doc = gdome_cast_doc(n);
- assert(n && doc);
- return doc;
-}
-
projects / helm.git / blobdiff