120 lines
4.5 KiB
C
120 lines
4.5 KiB
C
/* Copyright 2017 Joshua Broekhuijsen <snipeye+qmk@gmail.com>
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* Copyright 2020 Christopher Courtney, aka Drashna Jael're (@drashna) <drashna@live.com>
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* Copyright 2021 Dasky (@daskygit)
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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 "pointing_device.h"
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#ifdef MOUSEKEY_ENABLE
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# include "mousekey.h"
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#endif
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#if (defined(POINTING_DEVICE_ROTATION_90) + defined(POINTING_DEVICE_ROTATION_180) + defined(POINTING_DEVICE_ROTATION_270)) > 1
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# error More than one rotation selected. This is not supported.
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#endif
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static report_mouse_t mouseReport = {};
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extern const pointing_device_driver_t pointing_device_driver;
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__attribute__((weak)) bool has_mouse_report_changed(report_mouse_t new, report_mouse_t old) { return memcmp(&new, &old, sizeof(new)); }
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__attribute__((weak)) void pointing_device_init_kb(void) {}
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__attribute__((weak)) void pointing_device_init_user(void) {}
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__attribute__((weak)) report_mouse_t pointing_device_task_kb(report_mouse_t mouse_report) { return pointing_device_task_user(mouse_report); }
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__attribute__((weak)) report_mouse_t pointing_device_task_user(report_mouse_t mouse_report) { return mouse_report; }
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__attribute__((weak)) uint8_t pointing_device_handle_buttons(uint8_t buttons, bool pressed, pointing_device_buttons_t button) {
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if (pressed) {
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buttons |= 1 << (button);
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} else {
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buttons &= ~(1 << (button));
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}
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return buttons;
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}
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__attribute__((weak)) void pointing_device_init(void) {
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pointing_device_driver.init();
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#ifdef POINTING_DEVICE_MOTION_PIN
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setPinInputHigh(POINTING_DEVICE_MOTION_PIN);
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#endif
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pointing_device_init_kb();
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pointing_device_init_user();
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}
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__attribute__((weak)) void pointing_device_send(void) {
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static report_mouse_t old_report = {};
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// If you need to do other things, like debugging, this is the place to do it.
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if (has_mouse_report_changed(mouseReport, old_report)) {
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host_mouse_send(&mouseReport);
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}
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// send it and 0 it out except for buttons, so those stay until they are explicity over-ridden using update_pointing_device
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mouseReport.x = 0;
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mouseReport.y = 0;
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mouseReport.v = 0;
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mouseReport.h = 0;
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memcpy(&old_report, &mouseReport, sizeof(mouseReport));
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}
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__attribute__((weak)) void pointing_device_task(void) {
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// Gather report info
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#ifdef POINTING_DEVICE_MOTION_PIN
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if (!readPin(POINTING_DEVICE_MOTION_PIN))
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#endif
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mouseReport = pointing_device_driver.get_report(mouseReport);
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// Support rotation of the sensor data
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#if defined(POINTING_DEVICE_ROTATION_90) || defined(POINTING_DEVICE_ROTATION_180) || defined(POINTING_DEVICE_ROTATION_270)
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int8_t x = mouseReport.x, y = mouseReport.y;
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# if defined(POINTING_DEVICE_ROTATION_90)
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mouseReport.x = y;
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mouseReport.y = -x;
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# elif defined(POINTING_DEVICE_ROTATION_180)
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mouseReport.x = -x;
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mouseReport.y = -y;
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# elif defined(POINTING_DEVICE_ROTATION_270)
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mouseReport.x = -y;
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mouseReport.y = x;
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# else
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# error "How the heck did you get here?!"
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# endif
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#endif
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// Support Inverting the X and Y Axises
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#if defined(POINTING_DEVICE_INVERT_X)
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mouseReport.x = -mouseReport.x;
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#endif
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#if defined(POINTING_DEVICE_INVERT_Y)
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mouseReport.y = -mouseReport.y;
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#endif
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// allow kb to intercept and modify report
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mouseReport = pointing_device_task_kb(mouseReport);
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// combine with mouse report to ensure that the combined is sent correctly
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#ifdef MOUSEKEY_ENABLE
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report_mouse_t mousekey_report = mousekey_get_report();
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mouseReport.buttons = mouseReport.buttons | mousekey_report.buttons;
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#endif
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pointing_device_send();
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}
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report_mouse_t pointing_device_get_report(void) { return mouseReport; }
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void pointing_device_set_report(report_mouse_t newMouseReport) { mouseReport = newMouseReport; }
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uint16_t pointing_device_get_cpi(void) { return pointing_device_driver.get_cpi(); }
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void pointing_device_set_cpi(uint16_t cpi) { pointing_device_driver.set_cpi(cpi); }
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