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+;;; mc-cycle-cursors.el
+
+;; Copyright (C) 2012-2016 Magnar Sveen
+
+;; Author: Magnar Sveen <magnars@gmail.com>
+;; Keywords: editing cursors
+
+;; This program 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 3 of the License, or
+;; (at your option) any later version.
+
+;; This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;; This scrolls the buffer to center each cursor in turn.
+;; Scroll down with C-v, scroll up with M-v
+;; This is nice when you have cursors that's outside of your view.
+
+;;; Code:
+
+(require 'multiple-cursors-core)
+
+(defun mc/next-fake-cursor-after-point ()
+  (let ((pos (point))
+        (next-pos (1+ (point-max)))
+        next)
+    (mc/for-each-fake-cursor
+     (let ((cursor-pos (overlay-get cursor 'point)))
+       (when (and (< pos cursor-pos)
+                  (< cursor-pos next-pos))
+         (setq next-pos cursor-pos)
+         (setq next cursor))))
+    next))
+
+(defun mc/prev-fake-cursor-before-point ()
+  (let ((pos (point))
+        (prev-pos (1- (point-min)))
+        prev)
+    (mc/for-each-fake-cursor
+     (let ((cursor-pos (overlay-get cursor 'point)))
+       (when (and (> pos cursor-pos)
+                  (> cursor-pos prev-pos))
+         (setq prev-pos cursor-pos)
+         (setq prev cursor))))
+    prev))
+
+(defcustom mc/cycle-looping-behaviour 'continue
+  "What to do if asked to cycle beyond the last cursor or before the first cursor."
+  :type '(radio (const :tag "Loop around to beginning/end of document." continue)
+                (const :tag "Warn and then loop around." warn)
+                (const :tag "Signal an error." error)
+                (const :tag "Don't loop." stop))
+  :group 'multiple-cursors)
+
+(defun mc/handle-loop-condition (error-message)
+  (cl-ecase mc/cycle-looping-behaviour
+    (error (error error-message))
+    (warn  (message error-message))
+    (continue 'continue)
+    (stop 'stop)))
+
+(defun mc/first-fake-cursor-after (point)
+  "Very similar to mc/furthest-cursor-before-point, but ignores (mark) and (point)."
+  (let* ((cursors (mc/all-fake-cursors))
+         (cursors-after-point (cl-remove-if (lambda (cursor)
+                                              (< (mc/cursor-beg cursor) point))
+                                            cursors))
+         (cursors-in-order (cl-sort cursors-after-point '< :key 'mc/cursor-beg)))
+    (car cursors-in-order)))
+
+(defun mc/last-fake-cursor-before (point)
+  "Very similar to mc/furthest-cursor-before-point, but ignores (mark) and (point)."
+  (let* ((cursors (mc/all-fake-cursors))
+         (cursors-before-point (cl-remove-if (lambda (cursor)
+                                               (> (mc/cursor-end cursor) point))
+                                             cursors))
+         (cursors-in-order (cl-sort cursors-before-point '> :key 'mc/cursor-end)))
+    (car cursors-in-order)))
+
+(cl-defun mc/cycle (next-cursor fallback-cursor loop-message)
+  (when (null next-cursor)
+    (when (eql 'stop (mc/handle-loop-condition loop-message))
+      (cond
+       ((fboundp 'cl-return-from)
+        (cl-return-from mc/cycle nil))
+       ((fboundp 'return-from)
+        (cl-return-from mc/cycle nil))))
+    (setf next-cursor fallback-cursor))
+  (mc/create-fake-cursor-at-point)
+  (mc/pop-state-from-overlay next-cursor)
+  (recenter))
+
+(defun mc/cycle-forward ()
+  (interactive)
+  (mc/cycle (mc/next-fake-cursor-after-point)
+            (mc/first-fake-cursor-after (point-min))
+             "We're already at the last cursor."))
+
+(defun mc/cycle-backward ()
+  (interactive)
+  (mc/cycle (mc/prev-fake-cursor-before-point)
+            (mc/last-fake-cursor-before (point-max))
+            "We're already at the last cursor"))
+
+(define-key mc/keymap (kbd "C-v") 'mc/cycle-forward)
+(define-key mc/keymap (kbd "M-v") 'mc/cycle-backward)
+
+(provide 'mc-cycle-cursors)
+
+
+;; Local Variables:
+;; coding: utf-8
+;; End:
+
+;;; mc-cycle-cursors.el ends here