;;; emacspeak-gnuplot.el --- speech-enable gnuplot -*- lexical-binding: t; -*-
;;
;; $Author: tv.raman.tv $
;; Description:  Emacspeak extension to speech-enable
;; gnuplot mode
;; Keywords: Emacspeak, WWW interaction
;;;   LCD Archive entry:

;; LCD Archive Entry:
;; emacspeak| T. V. Raman |tv.raman.tv@gmail.com
;; A speech interface to Emacs |
;; 
;;  $Revision: 4532 $ |
;; Location https://github.com/tvraman/emacspeak
;; 

;;;   Copyright:

;; Copyright (C) 1995 -- 2024, T. V. Raman<tv.raman.tv@gmail.com>
;; All Rights Reserved.
;; 
;; This file is not part of GNU Emacs, but the same permissions apply.
;; 
;; GNU Emacs is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation; either version 2, or (at your option)
;; any later version.
;; 
;; GNU Emacs 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 General Public License for more details.
;; 
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs; see the file COPYING.  If not, write to
;; the Free Software Foundation, 51 Franklin Street, Fifth Floor,
;; Boston, MA 02110-1301, USA.

;; ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

;;  required modules

(cl-declaim  (optimize  (safety 0) (speed 3)))
(require 'emacspeak-preamble)

;;; Commentary:

;; This module speech-enables gnuplot-mode
;; an Emacs add-on that enables fluent interaction with
;; gnuplot.
;; Use gnuplot to generate plots of mathematical functions
;; for inclusion in documents.

;;; Code:

;;;  advice interactive commands

(defadvice gnuplot-send-region-to-gnuplot (after emacspeak pre act comp)
  "Speak status."
  (when (ems-interactive-p)
    (emacspeak-icon 'select-object)
    (emacspeak-speak-other-window)))

(defadvice gnuplot-send-line-to-gnuplot (after emacspeak pre act comp)
  "Speak status."
  (when (ems-interactive-p)
    (emacspeak-icon 'select-object)
    (emacspeak-speak-other-window)))

(defadvice gnuplot-send-line-and-forward (after emacspeak pre act comp)
  "Speak status."
  (when (ems-interactive-p)
    (emacspeak-icon 'select-object)
    (emacspeak-speak-other-window)))

(defadvice gnuplot-send-buffer-to-gnuplot (after emacspeak pre act comp)
  "Speak status."
  (when (ems-interactive-p)
    (emacspeak-icon 'select-object)
    (emacspeak-speak-other-window)))
(defadvice gnuplot-send-file-to-gnuplot (after emacspeak pre act comp)
  "Speak status."
  (when (ems-interactive-p)
    (emacspeak-icon 'select-object)
    (emacspeak-speak-other-window )))

(defadvice gnuplot-delchar-or-maybe-eof (around emacspeak pre act comp)
  "Speak character you're deleting."
  (cond
   ((ems-interactive-p)
    (cond
     ((= (point) (point-max))
      (message "Sending EOF to comint process"))
     (t (dtk-tone 500 100 'force)
        (emacspeak-speak-char t)))
    ad-do-it)
   (t ad-do-it))
  ad-return-value)

(defadvice gnuplot-kill-gnuplot-buffer (after emacspeak pre
                                              act comp)
  "speak."
  (when (ems-interactive-p)
    (emacspeak-icon 'close-object)
    (emacspeak-speak-mode-line)))

(defadvice gnuplot-show-gnuplot-buffer (after emacspeak pre
                                              act comp)
  "Speak status."
  (when (ems-interactive-p)
    (emacspeak-icon 'select-object)
    (emacspeak-speak-mode-line)))

(defadvice gnuplot-complete-keyword (around emacspeak pre act comp)
  "Say what you completed."
  (let ((prior (save-excursion (skip-syntax-backward "^ >") (point)))
        (dtk-stop-immediately dtk-stop-immediately))
    (when dtk-stop-immediately (dtk-stop))
    ad-do-it
    (when (> (point) prior)
      (setq dtk-stop-immediately nil)
      (dtk-speak (buffer-substring prior (point))))
    ad-return-value))

(defadvice gnuplot-indent-line (after emacspeak pre act
                                      comp)
  "Speak line we idnented."
  (when (ems-interactive-p)
    (emacspeak-icon 'large-movement)
    (emacspeak-speak-line)))

(defadvice gnuplot-negate-option (after emacspeak pre act comp)
  "Speak line we negated."
  (when (ems-interactive-p)
    (emacspeak-icon 'select-object)
    (emacspeak-speak-line)))

(add-hook 'gnuplot-mode-hook
          #'(lambda nil
              (dtk-set-punctuations 'all)))

(provide 'emacspeak-gnuplot)
;;;  end of file

