X-Git-Url: https://iankelling.org/git/?a=blobdiff_plain;f=spray.el;h=7e38b4eee3dbd13a0cad1a37dc6760cf1e7ddf5b;hb=dce5a35abd9e640d6d6123ac2b2bfd42c86ee7f8;hp=bbc15bee2c0e22840e8fae2129ffe6bd6791e4f8;hpb=887a8a3710ed6ee091bac17770f05ccbc11033f9;p=spray

diff --git a/spray.el b/spray.el
index bbc15be..7e38b4e 100644
--- a/spray.el
+++ b/spray.el
@@ -18,6 +18,7 @@
 
 ;; Author: zk_phi
 ;; URL: http://hins11.yu-yake.com/
+;; Author: Ian Kelling <ian@iankelling.org>
 ;; Version: 0.0.1
 
 ;;; Commentary:
@@ -54,6 +55,9 @@
     (define-key km (kbd "l") 'spray-forward-word)
     (define-key km (kbd "<left>") 'spray-backward-word)
     (define-key km (kbd "<right>") 'spray-forward-word)
+    (define-key km (kbd "f") 'spray-faster)
+    (define-key km (kbd "q") 'spray-quit)
+    (define-key km (kbd "<return>") 'spray-quit)
     km)
   "keymap for spray-mode buffers")
 
@@ -74,7 +78,8 @@
 
 ;; * internal vars
 
-(defvar spray--margin-string "")
+(defvar spray--margin-string ""
+  "Currently not used.")
 (defvar spray--base-overlay nil)
 (defvar spray--orp-overlay nil)
 (defvar spray--running nil)
@@ -86,10 +91,11 @@
 ;; * utility functions
 
 (defun spray-set-margins (left above)
-  "add margins before/above the spray text. each arguments can be
+  "Currently broken & not used:
+add margins before/above the spray text. each arguments can be
 an integer or a float value."
   (setq spray--margin-string
-        (propertize " " 'display `((space-width ,left) (height ,(1+ above))))))
+        (propertize " " 'display `((space-width ,left) (height ,(+ 1 above))))))
 
 ;; * the mode
 
@@ -115,7 +121,7 @@ an integer or a float value."
          (overlay-put spray--orp-overlay 'priority 101)
          (overlay-put spray--orp-overlay 'face 'spray-orp-face)
          (add-hook 'pre-command-hook 'spray--pre-command-handler)
-         (spray-start/stop 1))
+         (spray-start))
         (t
          (setq cursor-type spray--saved-cursor-type)
          (if spray--saved-restriction
@@ -129,7 +135,12 @@ an integer or a float value."
          (delete-overlay spray--base-overlay)
          (delete-overlay spray--orp-overlay)
          (remove-hook 'pre-command-hook 'spray--pre-command-handler)
-         (spray-start/stop -1))))
+         (spray-stop))))
+
+(defun spray-quit ()
+  "Exit spray mode."
+  (interactive)
+  (spray-mode -1))
 
 (defun spray--pre-command-handler ()
   (unless (string-match "^spray-" (symbol-name this-command))
@@ -173,33 +184,68 @@ an integer or a float value."
 
 ;; * interactive commands
 
-(defun spray-start/stop (&optional switch)
+(defun spray-start/stop ()
+  "Toggle pause/unpause spray."
   (interactive)
-  (cond ((and (memql switch '(nil 1))
-              (not spray--running))
-         (setq spray--running
-               (run-with-timer 0 (/ 60.0 spray-wpm) 'spray--update)))
-        ((memql switch '(nil -1))
-         (cancel-timer spray--running)
-         (setq spray--running nil))
-        (t
-         nil)))
+  (or (spray-stop) (spray-start)))
+
+(defun spray-stop ()
+  "Pause spray.
+Returns t if spray was unpaused."
+  (interactive)
+  (prog1 spray--running
+    (when spray--running
+      (cancel-timer spray--running)
+      (setq spray--running nil))))
+
+(defun spray-start ()
+  "Start / resume spray."
+  (interactive)
+  (setq spray--running
+        (run-with-timer 0 (/ 60.0 spray-wpm) 'spray--update)))
+
 
 (defun spray-forward-word ()
   (interactive)
-  (when spray--running (spray-start/stop -1))
+  (spray-stop)
   (widen)
   (skip-chars-forward "\s\t\n")
   (spray--word-at-point))
 
 (defun spray-backward-word ()
   (interactive)
-  (when spray--running (spray-start/stop -1))
+  (spray-stop)
   (widen)
   (skip-chars-backward "^\s\t\n")
   (skip-chars-backward "\s\t\n")
   (spray--word-at-point))
 
+(defun spray-faster ()
+  "Increases speed.
+
+Increases the wpm (words per minute) parameter. See the variable
+`spray-wmp'."
+  (interactive)
+  (spray-inc-wpm 20))
+
+(defun spray-slower ()
+  "Decreases speed.
+
+Decreases the wpm (words per minute) parameter. See the variable
+`spray-wmp'."
+  (interactive)
+  (spray-inc-wpm -20))
+
+(defun spray-inc-wpm (delta)
+  (let ((was-running spray--running))
+    (spray-stop)
+    (when (< 10 (+ spray-wpm delta))
+      (setq spray-wpm (+ spray-wpm delta)))
+    (and was-running (spray-backward-word))
+    (message "spray wpm: %d" spray-wpm)
+    (when was-running
+      (spray-start))))
+
 ;; * provide
 
 (provide 'spray)