81 lines
2.8 KiB
EmacsLisp
81 lines
2.8 KiB
EmacsLisp
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;;; algorithm.el --- AUCTeX style for the (LaTeX) algorithm package -*- lexical-binding: t; -*-
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;; Copyright (C) 2020 Free Software Foundation, Inc.
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;; Author: Uwe Brauer <oub@mat.ucm.es>
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;; Created: 2020-01-26
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;; Keywords: tex
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;; This file is part of AUCTeX.
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;; AUCTeX is free software; you can redistribute it and/or modify it
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;; under the terms of the GNU General Public License as published by
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;; the Free Software Foundation; either version 3, or (at your option)
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;; any later version.
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;; AUCTeX is distributed in the hope that it will be useful, but
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;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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;; General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with AUCTeX; see the file COPYING. If not, write to the Free
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;; Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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;; 02110-1301, USA.
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;;; Commentary:
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;; This file adds support for the algorithm package.
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;;; Code:
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(require 'tex)
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(require 'latex)
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(defvar LaTeX-algorithm-package-options
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'(;; Appearance options:
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"plain" "ruled" "boxed"
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;; Numbering convention:
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"part" "chapter" "section" "subsection" "subsubsection" "nothing")
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"Package options for the algorithm package.")
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(defun LaTeX-env-algorithm (environment)
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"Insert a algorithm-like ENVIRONMENT with caption and label."
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(let* ((pos (completing-read (TeX-argument-prompt t nil "Position")
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'(("H"))))
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(caption (TeX-read-string "Caption: "))
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(short-caption (when (>= (length caption) LaTeX-short-caption-prompt-length)
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(TeX-read-string "(Optional) Short caption: "))))
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(LaTeX-insert-environment environment
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(concat
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(unless (zerop (length pos))
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(concat LaTeX-optop pos LaTeX-optcl))))
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;; top caption -- do nothing if user skips caption
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(unless (zerop (length caption))
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;; insert `\caption[short-caption]{caption':
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(insert TeX-esc "caption")
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(when (and short-caption (not (string= short-caption "")))
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(insert LaTeX-optop short-caption LaTeX-optcl))
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(insert TeX-grop caption)
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;; Add } to close `\caption{'
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(insert TeX-grcl)
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;; fill the caption
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(when auto-fill-function (LaTeX-fill-paragraph))
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;; Insert a new line and indent
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(LaTeX-newline)
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(indent-according-to-mode)
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;; Finally add a \label:
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(when (LaTeX-label environment 'environment)
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(LaTeX-newline)
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(indent-according-to-mode)))))
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(TeX-add-style-hook
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"algorithm"
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(lambda ()
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(LaTeX-add-environments
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'("algorithm" LaTeX-env-algorithm))
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(TeX-add-symbols
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'("listofalgorithms" 0)))
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TeX-dialect)
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;;; algorithm.el ends here
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