void KeyShiftingPress(Local local, KeyInfo key)
{
switch (key.scan_code)
{
case SCAN_BACKSPACE:
case SCAN_TAB:
case SCAN_ENTER:
case SCAN_ESC:
case SCAN_ALTGR:
return;
default:
if (keys_displayed < 2)
{
key.current_text = key.texts[1];
shifting_single_key = key;
}
if (key.current_text == "") /* typical if keys_displayed == 2 */
{
return;
}
KeyCombine(local, key.current_text, replacement: true);
break;
}
key.SetBlink(0.15f);
local.ctrl.HapticPulse(900);
}
void KeyTouch(Local local, KeyInfo key, bool shift)
{
if (keys_displayed < 2)
{
key.current_text = key.texts[shift ? 1 : 0];
}
if (key.current_text == "") /* occurs if keys_displayed == 2 */
{
return;
}
key.SetBlink(0.2f);
switch (key.scan_code)
{
case SCAN_BACKSPACE: SpecialKey(EKeyState.Special_Backspace, ""); break;
case SCAN_TAB: SpecialKey(EKeyState.Special_Tab, key.scan_code_extra.ToString()); break;
case SCAN_ENTER: SpecialKey(EKeyState.Special_Enter, key.scan_code_extra.ToString()); break;
case SCAN_ESC: SpecialKey(EKeyState.Special_Esc, ""); break;
case SCAN_ALTGR:
return; /* no haptic pulse */
default:
KeyCombine(local, key.current_text, replacement: false);
break;
}
local.ctrl.HapticPulse(500);
}
protected virtual void OnControllersUpdate(Controller[] controllers)
{
foreach (var local in locals)
{
KeyInfo key = FindKey(local.ctrl.position);
if (key != null)
{
key.SetBlink(0.91f);
}
if (!TouchpadTouched(local.ctrl))
{
/* Touchpad is not touched. Confirm the key and cancel all other state */
ConfirmKeyLocal(local);
local.touchpad_down = 0;
local.shift_outside = false;
if (local.dead_key_touchpad_not_released)
{
local.dead_key_touchpad_not_released = false;
}
if (local.altgr_touched != null)
{
local.altgr_touched = null;
local.ctrl.GrabHover(false);
}
continue;
}
/* Touchpad is touched. */
switch (local.touchpad_down)
{
case 0: /* touchpad was not touched previously */
local.just_touched = null;
if (key != null)
{
if (key.scan_code == SCAN_ALTGR)
{
local.altgr_touched = key;
local.ctrl.GrabHover(true);
}
else
{
local.just_touched = key;
}
KeyTouch(local, key, shift: keys_displayed == 1);
}
else
{
/* only if pressing far enough from any key */
const float d = 9f;
if (FindKey(local.ctrl.position, +d, +d) == null &&
FindKey(local.ctrl.position, +d, -d) == null &&
FindKey(local.ctrl.position, -d, +d) == null &&
FindKey(local.ctrl.position, -d, -d) == null)
{
local.shift_outside = true;
}
}
local.touchpad_down = 1;
break;
case 1: /* touchpad was already touched (but not pressed) previously */
if (local.just_touched != key)
{
/* moving the controller away from the 'just_touched' key: confirm the key, if
* it was touched by this controller */
local.just_touched = null;
ConfirmKeyLocal(local);
}
if (TouchpadPressed(local.ctrl))
{
if (key != null)
{
if (local.just_touched == key)
{
KeyShiftingPress(local, key);
}
else
{
KeyTouch(local, key, shift: !(dead_key_status == 1 && local.dead_key_touchpad_not_released));
}
ConfirmKeyLocal(local);
}
local.touchpad_down = 2;
}
break;
case 2: /* touchpad was pressed previously */
if (!TouchpadPressed(local.ctrl))
{
local.just_touched = null;
local.touchpad_down = 1;
}
break;
}
}
UpdateAltGr();
}