private void Update()
{
// Pan.
if (_currentPanValue.magnitude > JoystickDeadZone)
{
_mapNavigation.Pan(_currentPanValue, true);
}
// Zoom and Rotate - share the same touchpad button.
var rotateZoomMagnitude = _currentRotateZoomValue.magnitude;
if (rotateZoomMagnitude > JoystickDeadZone)
{
var angle = Mathf.Rad2Deg * Mathf.Abs(Mathf.Atan2(_currentRotateZoomValue.y, _currentRotateZoomValue.x));
// Zoom.
if (_isRotateZoomButtonDown)
{
if ((angle > 45 && angle < 135))
{
_mapNavigation.Zoom(2.0f * Mathf.Sign(_currentRotateZoomValue.y)); // Need to hookup Gaze.
}
}
// Rotate.
if (_isRotateZoomButtonDownThisFrame && rotateZoomMagnitude > 0.5f)
{
if (angle > 145 && angle < 215)
{
_mapNavigation.RotateMap(true);
}
else if (angle < 35)
{
_mapNavigation.RotateMap(false);
}
}
}
// This bool should only be true for the first frame which the rotate/zoom button was pressed.
_isRotateZoomButtonDownThisFrame = false;
}
private void InteractionManager_InteractionSourceUpdated(InteractionSourceUpdatedEventArgs obj)
{
if (obj.state.source.handedness.Equals(InteractionSourceHandedness.Right))
{
// Handle panning from touchpad.
if (obj.state.touchpadPosition.magnitude > TouchpadDeadzone && obj.state.touchpadPressed)
{
_mapNavigation.Pan(obj.state.touchpadPosition, true);
}
}
if (obj.state.source.handedness.Equals(InteractionSourceHandedness.Left))
{
var magnitude = obj.state.touchpadPosition.magnitude;
if (magnitude > TouchpadDeadzone && obj.state.touchpadPressed)
{
const float halfValidPressRangeInDegrees = 0.5f * 60; // Should be less than 45 degrees to not overlap.
var normalizedTouchpadPosition = obj.state.touchpadPosition.normalized;
var angle = Mathf.Rad2Deg * Mathf.Atan2(normalizedTouchpadPosition.y, normalizedTouchpadPosition.x);
//Debug.Log(angle + ": " + normalizedTouchpadPosition.x + ", " + normalizedTouchpadPosition.y);
// Handle continuous zooming from touchpad up/down.
if (Mathf.Abs(90 - angle) < halfValidPressRangeInDegrees)
{
_mapNavigation.Zoom(1);
}
else if (Mathf.Abs(-90 - angle) < halfValidPressRangeInDegrees)
{
_mapNavigation.Zoom(-1);
}
// Handle rotation from touchpad left/right.
else if (Mathf.Abs(angle) < halfValidPressRangeInDegrees && magnitude > RotationThreshold)
{
if (!_rotated)
{
_mapNavigation.RotateMap(true);
_rotated = true;
}
}
else if (
(Mathf.Abs(180 - angle) < halfValidPressRangeInDegrees || Mathf.Abs(-180 - angle) < halfValidPressRangeInDegrees) &&
magnitude > RotationThreshold)
{
if (!_rotated)
{
_mapNavigation.RotateMap(false);
_rotated = true;
}
}
else
{
_rotated = false;
}
}
else
{
_rotated = false;
}
}
}