76 lines
2.3 KiB
C
76 lines
2.3 KiB
C
#include <stdint.h>
|
|
#include <util/delay.h>
|
|
#include "usb_keycodes.h"
|
|
#include "usb_mouse.h"
|
|
#include "mousekey.h"
|
|
|
|
|
|
static int8_t mousekey_x = 0;
|
|
static int8_t mousekey_y = 0;
|
|
static int8_t mousekey_v = 0;
|
|
static int8_t mousekey_h = 0;
|
|
static uint8_t mousekey_btn = 0;
|
|
static uint8_t mousekey_btn_prev = 0;
|
|
static uint8_t mousekey_repeat = 0;
|
|
|
|
|
|
/*
|
|
* TODO: fix acceleration algorithm
|
|
* see wikipedia http://en.wikipedia.org/wiki/Mouse_keys
|
|
*/
|
|
#ifndef MOUSEKEY_DELAY_TIME
|
|
# define MOUSEKEY_DELAY_TIME 255
|
|
#endif
|
|
|
|
|
|
static inline uint8_t move_unit(void)
|
|
{
|
|
return 10 + (mousekey_repeat < 50 ? mousekey_repeat/5 : 10);
|
|
}
|
|
|
|
void mousekey_decode(uint8_t code)
|
|
{
|
|
if (code == KB_MS_UP) mousekey_y -= move_unit();
|
|
else if (code == KB_MS_DOWN) mousekey_y += move_unit();
|
|
else if (code == KB_MS_LEFT) mousekey_x -= move_unit();
|
|
else if (code == KB_MS_RIGHT) mousekey_x += move_unit();
|
|
else if (code == KB_MS_BTN1) mousekey_btn |= MOUSE_BTN1;
|
|
else if (code == KB_MS_BTN2) mousekey_btn |= MOUSE_BTN2;
|
|
else if (code == KB_MS_BTN3) mousekey_btn |= MOUSE_BTN3;
|
|
else if (code == KB_MS_BTN4) mousekey_btn |= MOUSE_BTN4;
|
|
else if (code == KB_MS_BTN5) mousekey_btn |= MOUSE_BTN5;
|
|
else if (code == KB_MS_WH_UP) mousekey_v += 1;
|
|
else if (code == KB_MS_WH_DOWN) mousekey_v -= 1;
|
|
else if (code == KB_MS_WH_LEFT) mousekey_h -= 1;
|
|
else if (code == KB_MS_WH_RIGHT) mousekey_h += 1;
|
|
}
|
|
|
|
bool mousekey_changed(void)
|
|
{
|
|
return (mousekey_x || mousekey_y || mousekey_v || mousekey_h || mousekey_btn != mousekey_btn_prev);
|
|
}
|
|
|
|
void mousekey_usb_send(void)
|
|
{
|
|
if (mousekey_changed()) {
|
|
mousekey_btn_prev = mousekey_btn;
|
|
if (mousekey_x && mousekey_y)
|
|
usb_mouse_send(mousekey_x*0.7, mousekey_y*0.7, mousekey_v, mousekey_h, mousekey_btn);
|
|
else
|
|
usb_mouse_send(mousekey_x, mousekey_y, mousekey_v, mousekey_h, mousekey_btn);
|
|
|
|
usb_mouse_print(mousekey_x, mousekey_y, mousekey_v, mousekey_h, mousekey_btn);
|
|
|
|
if (mousekey_x || mousekey_y || mousekey_v || mousekey_h)
|
|
_delay_ms(MOUSEKEY_DELAY_TIME >> (mousekey_repeat < 5 ? mousekey_repeat : 4));
|
|
mousekey_repeat++;
|
|
} else {
|
|
mousekey_repeat = 0;
|
|
}
|
|
mousekey_x = 0;
|
|
mousekey_y = 0;
|
|
mousekey_v = 0;
|
|
mousekey_h = 0;
|
|
mousekey_btn = 0;
|
|
}
|