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- /*
- Copyright 2011 Jun Wako <[email protected]>
-
- 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 <stdint.h>
- #include <util/delay.h>
- #include "keycode.h"
- #include "host.h"
- #include "timer.h"
- #include "print.h"
- #include "debug.h"
- #include "mousekey.h"
-
-
- static report_mouse_t report;
-
- static uint8_t mousekey_repeat = 0;
-
- static void mousekey_debug(void);
-
-
- /*
- * TODO: fix acceleration algorithm
- * see wikipedia http://en.wikipedia.org/wiki/Mouse_keys
- */
- #ifndef MOUSEKEY_DELAY_TIME
- # define MOUSEKEY_DELAY_TIME 20
- #endif
-
- #define MOUSEKEY_MOVE_INIT 5
- #define MOUSEKEY_WHEEL_INIT 1
- #define MOUSEKEY_MOVE_ACCEL 5
- #define MOUSEKEY_WHEEL_ACCEL 1
-
- static uint16_t last_timer = 0;
-
- // acceleration parameters
- //uint8_t mousekey_move_unit = 2;
- //uint8_t mousekey_resolution = 5;
-
-
- static inline uint8_t move_unit(void)
- {
- uint16_t unit = 5 + mousekey_repeat*4;
- return (unit > 63 ? 63 : unit);
- }
-
- void mousekey_task(void)
- {
- if (timer_elapsed(last_timer) < MOUSEKEY_DELAY_TIME)
- return;
-
- if (report.x == 0 && report.y == 0 && report.v == 0 && report.h == 0)
- return;
-
- if (mousekey_repeat != UINT8_MAX)
- mousekey_repeat++;
-
-
- if (report.x > 0) report.x = move_unit();
- if (report.x < 0) report.x = move_unit() * -1;
- if (report.y > 0) report.y = move_unit();
- if (report.y < 0) report.y = move_unit() * -1;
-
- if (report.x && report.y) {
- report.x *= 0.7;
- report.y *= 0.7;
- }
-
- if (report.v > 0) report.v = move_unit();
- if (report.v < 0) report.v = move_unit() * -1;
- if (report.h > 0) report.h = move_unit();
- if (report.h < 0) report.h = move_unit() * -1;
-
- mousekey_send();
- }
-
- void mousekey_on(uint8_t code)
- {
- if (code == KC_MS_UP) report.y = MOUSEKEY_MOVE_INIT * -1;
- else if (code == KC_MS_DOWN) report.y = MOUSEKEY_MOVE_INIT;
- else if (code == KC_MS_LEFT) report.x = MOUSEKEY_MOVE_INIT * -1;
- else if (code == KC_MS_RIGHT) report.x = MOUSEKEY_MOVE_INIT;
- else if (code == KC_MS_WH_UP) report.v = MOUSEKEY_WHEEL_INIT;
- else if (code == KC_MS_WH_DOWN) report.v = MOUSEKEY_WHEEL_INIT * -1;
- else if (code == KC_MS_WH_LEFT) report.h = MOUSEKEY_WHEEL_INIT * -1;
- else if (code == KC_MS_WH_RIGHT) report.h = MOUSEKEY_WHEEL_INIT;
- else if (code == KC_MS_BTN1) report.buttons |= MOUSE_BTN1;
- else if (code == KC_MS_BTN2) report.buttons |= MOUSE_BTN2;
- else if (code == KC_MS_BTN3) report.buttons |= MOUSE_BTN3;
- else if (code == KC_MS_BTN4) report.buttons |= MOUSE_BTN4;
- else if (code == KC_MS_BTN5) report.buttons |= MOUSE_BTN5;
- }
-
- void mousekey_off(uint8_t code)
- {
- if (code == KC_MS_UP && report.y < 0) report.y = 0;
- else if (code == KC_MS_DOWN && report.y > 0) report.y = 0;
- else if (code == KC_MS_LEFT && report.x < 0) report.x = 0;
- else if (code == KC_MS_RIGHT && report.x > 0) report.x = 0;
- else if (code == KC_MS_WH_UP && report.v > 0) report.v = 0;
- else if (code == KC_MS_WH_DOWN && report.v < 0) report.v = 0;
- else if (code == KC_MS_WH_LEFT && report.h < 0) report.h = 0;
- else if (code == KC_MS_WH_RIGHT && report.h > 0) report.h = 0;
- else if (code == KC_MS_BTN1) report.buttons &= ~MOUSE_BTN1;
- else if (code == KC_MS_BTN2) report.buttons &= ~MOUSE_BTN2;
- else if (code == KC_MS_BTN3) report.buttons &= ~MOUSE_BTN3;
- else if (code == KC_MS_BTN4) report.buttons &= ~MOUSE_BTN4;
- else if (code == KC_MS_BTN5) report.buttons &= ~MOUSE_BTN5;
-
- if (report.x == 0 && report.y == 0 && report.v == 0 && report.h == 0)
- mousekey_repeat = 0;
- }
-
- void mousekey_send(void)
- {
- mousekey_debug();
- host_mouse_send(&report);
- last_timer = timer_read();
- }
-
- void mousekey_clear(void)
- {
- report = (report_mouse_t){};
- }
-
- static void mousekey_debug(void)
- {
- if (!debug_mouse) return;
- print("mousekey [btn|x y v h]rep: [");
- phex(report.buttons); print("|");
- phex(report.x); print(" ");
- phex(report.y); print(" ");
- phex(report.v); print(" ");
- phex(report.h); print("]");
- phex(mousekey_repeat);
- print("\n");
- }
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