private void OnTargetPanel_PointerMoved(object sender, PointerRoutedEventArgs e)
{
if (_painter == null)
{
return;
}
if (_targetPanel == null)
{
return;
}
if (_renderLoop == null)
{
return;
}
// Calculate move distance
var currentPoint = e.GetCurrentPoint(_targetPanel);
if (_lastDragPoint == null)
{
_lastDragPoint = currentPoint;
}
var moveDistance = new Vector2(
(float)(currentPoint.Position.X - _lastDragPoint.Position.X),
(float)(currentPoint.Position.Y - _lastDragPoint.Position.Y));
var currentLocation = new Vector2(
(float)currentPoint.Position.X,
(float)currentPoint.Position.Y);
// Track mouse/pointer state
var pointProperties = currentPoint.Properties;
if (pointProperties.IsPrimary)
{
_stateMouseOrPointer.Internals.NotifyButtonStates(
pointProperties.IsLeftButtonPressed,
pointProperties.IsMiddleButtonPressed,
pointProperties.IsRightButtonPressed,
pointProperties.IsXButton1Pressed,
pointProperties.IsXButton2Pressed);
var actSize = _painter.PixelSize;
_stateMouseOrPointer.Internals.NotifyMouseLocation(
_renderLoop.TransformVector2FromDipToPixel(currentLocation),
_renderLoop.TransformVector2FromDipToPixel(moveDistance),
new Vector2(actSize.Width, actSize.Height));
}
// Store last drag point
_lastDragPoint = currentPoint;
}