quantum/pointing_device.c

   1 /*
   2 Copyright 2017 Joshua Broekhuijsen <snipeye+qmk@gmail.com>
   3
   4 This program is free software: you can redistribute it and/or modify
   5 it under the terms of the GNU General Public License as published by
   6 the Free Software Foundation, either version 2 of the License, or
   7 (at your option) any later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 GNU General Public License for more details.
  13
  14 You should have received a copy of the GNU General Public License
  15 along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16 */
  17
  18 #include <stdint.h>
  19 #include "report.h"
  20 #include "host.h"
  21 #include "timer.h"
  22 #include "print.h"
  23 #include "debug.h"
  24 #include "pointing_device.h"
  25
  26 static report_mouse_t mouseReport = {};
  27
  28 __attribute__((weak)) void pointing_device_init(void) {
  29     // initialize device, if that needs to be done.
  30 }
  31
  32 __attribute__((weak)) void pointing_device_send(void) {
  33     // If you need to do other things, like debugging, this is the place to do it.
  34     host_mouse_send(&mouseReport);
  35     // send it and 0 it out except for buttons, so those stay until they are explicity over-ridden using update_pointing_device
  36     mouseReport.x = 0;
  37     mouseReport.y = 0;
  38     mouseReport.v = 0;
  39     mouseReport.h = 0;
  40 }
  41
  42 __attribute__((weak)) void pointing_device_task(void) {
  43     // gather info and put it in:
  44     // mouseReport.x = 127 max -127 min
  45     // mouseReport.y = 127 max -127 min
  46     // mouseReport.v = 127 max -127 min (scroll vertical)
  47     // mouseReport.h = 127 max -127 min (scroll horizontal)
  48     // mouseReport.buttons = 0x1F (decimal 31, binary 00011111) max (bitmask for mouse buttons 1-5, 1 is rightmost, 5 is leftmost) 0x00 min
  49     // send the report
  50     pointing_device_send();
  51 }
  52
  53 report_mouse_t pointing_device_get_report(void) { return mouseReport; }
  54
  55 void pointing_device_set_report(report_mouse_t newMouseReport) { mouseReport = newMouseReport; }