pimoroni_trackball.h (1317B)
1 /* Copyright 2020 Christopher Courtney, aka Drashna Jael're (@drashna) <drashna@live.com> 2 * 3 * This program is free software: you can redistribute it and/or modify 4 * it under the terms of the GNU General Public License as published by 5 * the Free Software Foundation, either version 2 of the License, or 6 * (at your option) any later version. 7 * 8 * This program is distributed in the hope that it will be useful, 9 * but WITHOUT ANY WARRANTY; without even the implied warranty of 10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11 * GNU General Public License for more details. 12 * 13 * You should have received a copy of the GNU General Public License 14 * along with this program. If not, see <http://www.gnu.org/licenses/>. 15 */ 16 17 #pragma once 18 19 #include <stdint.h> 20 #include <stdbool.h> 21 #include "pointing_device.h" 22 #include "report.h" 23 24 #ifndef TRACKBALL_ADDRESS 25 # define TRACKBALL_ADDRESS (0x0A << 1) 26 #endif 27 28 void trackball_set_rgbw(uint8_t red, uint8_t green, uint8_t blue, uint8_t white); 29 void trackball_check_click(bool pressed, report_mouse_t *mouse); 30 void trackball_register_button(bool pressed, enum mouse_buttons button); 31 32 float trackball_get_precision(void); 33 void trackball_set_precision(float precision); 34 bool trackball_is_scrolling(void); 35 void trackball_set_scrolling(bool scroll);