87 lines
2.4 KiB
C
87 lines
2.4 KiB
C
/* Copyright 2021 Colin Lam (Ploopy Corporation)
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* Copyright 2020 Christopher Courtney, aka Drashna Jael're (@drashna) <drashna@live.com>
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* Copyright 2019 Sunjun Kim
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* Copyright 2019 Hiroyuki Okada
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include QMK_KEYBOARD_H
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// Configuration options
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#define SCROLL_TIMEOUT 25
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#define DELTA_X_THRESHOLD 60
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#define DELTA_Y_THRESHOLD 15
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// safe range starts at `PLOOPY_SAFE_RANGE` instead.
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bool scroll_enabled = false;
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bool lock_state = false;
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// State
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static int8_t delta_x = 0;
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static int8_t delta_y = 0;
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// Dummy
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const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {{{ KC_NO }}};
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report_mouse_t pointing_device_task_user(report_mouse_t mouse_report) {
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if (scroll_enabled) {
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delta_x += mouse_report.x;
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delta_y += mouse_report.y;
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if (delta_x > DELTA_X_THRESHOLD) {
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mouse_report.h = 1;
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delta_x = 0;
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} else if (delta_x < -DELTA_X_THRESHOLD) {
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mouse_report.h = -1;
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delta_x = 0;
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}
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if (delta_y > DELTA_Y_THRESHOLD) {
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mouse_report.v = -1;
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delta_y = 0;
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} else if (delta_y < -DELTA_Y_THRESHOLD) {
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mouse_report.v = 1;
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delta_y = 0;
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}
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mouse_report.x = 0;
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mouse_report.y = 0;
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}
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return mouse_report;
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}
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void keyboard_post_init_user(void) {
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lock_state = host_keyboard_led_state().num_lock;
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}
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bool led_update_user(led_t led_state) {
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static uint8_t lock_count = 0;
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static uint16_t scroll_timer = 0;
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if (timer_elapsed(scroll_timer) > SCROLL_TIMEOUT) {
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scroll_timer = timer_read();
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lock_count = 0;
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}
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if (led_state.num_lock != lock_state) {
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lock_count++;
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if (lock_count == 2) {
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scroll_enabled = !scroll_enabled;
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lock_count = 0;
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}
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}
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lock_state = led_state.num_lock;
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return true;
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}
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