1<?php
2require_once(realpath(dirname(__FILE__).'/../latexinc.php'));
3
4class syntax_plugin_latexwas_ddollar extends syntax_plugin_latexwas_common {
5    public function getSort() { return 300; }
6
7    public function connectTo($mode) {
8        $this->Lexer->addEntryPattern('\$\$(?=.*\$\$)', $mode, 'plugin_latexwas_ddollar');
9    }
10
11    public function postConnect() {
12        $this->Lexer->addExitPattern('\$\$', 'plugin_latexwas_ddollar');
13    }
14
15    public function handle($match, $state, $pos, Doku_Handler $handler) {
16        if($state !== DOKU_LEXER_UNMATCHED) return [$match, $state, NULL];
17        return ["$$" . $match . "$$", $state, 'class' => "latex_displayed", 'title' => "Equation"];
18    }
19}
20