commit 9c4d267738543fd7e4ab4b4aad906b17b0a43e26
parent ab79d7fbe27d4097ee7f8c87f35a9f22b01924e5
Author: Tomas Hlavaty <tom@logand.com>
Date: Sun, 20 Sep 2015 18:18:44 +0200
linux mouse experiment
Diffstat:
1 file changed, 45 insertions(+), 0 deletions(-)
diff --git a/linux/input.lisp b/linux/input.lisp
@@ -0,0 +1,45 @@
+;;; Copyright (C) 2015 Tomas Hlavaty <tom@logand.com>
+;;;
+;;; Permission is hereby granted, free of charge, to any person
+;;; obtaining a copy of this software and associated documentation
+;;; files (the "Software"), to deal in the Software without
+;;; restriction, including without limitation the rights to use, copy,
+;;; modify, merge, publish, distribute, sublicense, and/or sell copies
+;;; of the Software, and to permit persons to whom the Software is
+;;; furnished to do so, subject to the following conditions:
+;;;
+;;; The above copyright notice and this permission notice shall be
+;;; included in all copies or substantial portions of the Software.
+;;;
+;;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+;;; EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+;;; MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+;;; NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+;;; HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+;;; WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+;;; OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+;;; DEALINGS IN THE SOFTWARE.
+
+(defpackage :rw.linux.input
+ (:use :cl))
+
+(in-package :rw.linux.input)
+
+(defun mouse-event-reader (octet-reader)
+ (lambda ()
+ (let ((i1 (rw:next octet-reader)))
+ (when i1
+ (let ((i2 (rw:next octet-reader))
+ (i3 (rw:next octet-reader)))
+ ;; left i1 & 1
+ ;; middle i1 & 4
+ ;; right i1 & 2
+ ;; x i2 y i3
+ (list i1 i2 i3))))))
+
+#+nil
+(with-open-file (s "/dev/input/mice"
+ :element-type '(unsigned-byte 8))
+ (let ((r (mouse-event-reader (rw:byte-reader s))))
+ (dotimes (i 100)
+ (print (rw:next r)))))
