170 lines
4.3 KiB
C
170 lines
4.3 KiB
C
/* Copyright 2020 Alexander Tulloh
|
|
*
|
|
* 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 2 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/>.
|
|
*/
|
|
|
|
#include "oddball.h"
|
|
#include "pointing_device.h"
|
|
#include "optical_sensor/optical_sensor.h"
|
|
|
|
#define CLAMP_HID(value) value < -127 ? -127 : value > 127 ? 127 : value
|
|
|
|
static bool scroll_pressed;
|
|
static bool mouse_buttons_dirty;
|
|
static int8_t scroll_h;
|
|
static int8_t scroll_v;
|
|
|
|
void pointing_device_init(void){
|
|
if(!is_keyboard_master())
|
|
return;
|
|
|
|
optical_sensor_init();
|
|
|
|
// read config from EEPROM and update if needed
|
|
|
|
config_oddball_t kb_config;
|
|
kb_config.raw = eeconfig_read_kb();
|
|
|
|
if(!kb_config.cpi) {
|
|
kb_config.cpi = CPI_2;
|
|
eeconfig_update_kb(kb_config.raw);
|
|
}
|
|
|
|
optical_sensor_set_config((config_optical_sensor_t){ kb_config.cpi });
|
|
}
|
|
|
|
void pointing_device_task(void){
|
|
if(!is_keyboard_master())
|
|
return;
|
|
|
|
report_mouse_t mouse_report = pointing_device_get_report();
|
|
report_optical_sensor_t sensor_report = optical_sensor_get_report();
|
|
|
|
int8_t clamped_x = CLAMP_HID(sensor_report.x);
|
|
int8_t clamped_y = CLAMP_HID(sensor_report.y);
|
|
|
|
if(scroll_pressed) {
|
|
|
|
// accumulate scroll
|
|
scroll_h += clamped_x;
|
|
scroll_v += clamped_y;
|
|
|
|
int8_t scaled_scroll_h = scroll_h / SCROLL_DIVIDER;
|
|
int8_t scaled_scroll_v = scroll_v / SCROLL_DIVIDER;
|
|
|
|
// clear accumulated scroll on assignment
|
|
|
|
if(scaled_scroll_h != 0){
|
|
mouse_report.h = -scaled_scroll_h;
|
|
scroll_h = 0;
|
|
}
|
|
|
|
if(scaled_scroll_v != 0){
|
|
mouse_report.v = -scaled_scroll_v;
|
|
scroll_v = 0;
|
|
}
|
|
}
|
|
else {
|
|
mouse_report.x = -clamped_x;
|
|
mouse_report.y = clamped_y;
|
|
}
|
|
|
|
pointing_device_set_report(mouse_report);
|
|
|
|
// only send report on change as even sending report with no change is treated as movement
|
|
if(mouse_buttons_dirty ||
|
|
mouse_report.x != 0 ||
|
|
mouse_report.y != 0 ||
|
|
mouse_report.h != 0 ||
|
|
mouse_report.v != 0){
|
|
|
|
mouse_buttons_dirty = false;
|
|
pointing_device_send();
|
|
}
|
|
}
|
|
|
|
static void on_cpi_button(uint16_t cpi, keyrecord_t *record) {
|
|
|
|
if(!record->event.pressed)
|
|
return;
|
|
|
|
optical_sensor_set_config((config_optical_sensor_t){ cpi });
|
|
|
|
config_oddball_t kb_config;
|
|
kb_config.cpi = cpi;
|
|
eeconfig_update_kb(kb_config.raw);
|
|
}
|
|
|
|
static void on_mouse_button(uint8_t mouse_button, keyrecord_t *record) {
|
|
|
|
report_mouse_t report = pointing_device_get_report();
|
|
|
|
if(record->event.pressed)
|
|
report.buttons |= mouse_button;
|
|
else
|
|
report.buttons &= ~mouse_button;
|
|
|
|
pointing_device_set_report(report);
|
|
mouse_buttons_dirty = true;
|
|
}
|
|
|
|
bool process_record_kb(uint16_t keycode, keyrecord_t *record) {
|
|
|
|
if(!process_record_user(keycode, record))
|
|
return false;
|
|
|
|
// handle mouse drag and scroll
|
|
|
|
switch (keycode) {
|
|
case KC_BTN1:
|
|
on_mouse_button(MOUSE_BTN1, record);
|
|
return false;
|
|
|
|
case KC_BTN2:
|
|
on_mouse_button(MOUSE_BTN2, record);
|
|
return false;
|
|
|
|
case KC_BTN3:
|
|
on_mouse_button(MOUSE_BTN3, record);
|
|
return false;
|
|
|
|
case KC_BTN4:
|
|
on_mouse_button(MOUSE_BTN4, record);
|
|
return false;
|
|
|
|
case KC_BTN5:
|
|
on_mouse_button(MOUSE_BTN5, record);
|
|
return false;
|
|
|
|
case KC_SCROLL:
|
|
scroll_pressed = record->event.pressed;
|
|
return false;
|
|
|
|
case KC_CPI_1:
|
|
on_cpi_button(CPI_1, record);
|
|
return false;
|
|
|
|
case KC_CPI_2:
|
|
on_cpi_button(CPI_2, record);
|
|
return false;
|
|
|
|
case KC_CPI_3:
|
|
on_cpi_button(CPI_3, record);
|
|
return false;
|
|
|
|
default:
|
|
return true;
|
|
}
|
|
}
|