void RaiseDragDelta(RoutedEventArgs originalArgs, Point cumulativeTranslation, Point deltaTranslation, bool isInertial)
{
if (DragDelta != null)
{
bool flag = _actualMode.TranslateX() && (!_actualMode.TranslateRailY() || (_direction != C1DragDirection.Vertical));
bool flag2 = _actualMode.TranslateY() && (!_actualMode.TranslateRailX() || (_direction != C1DragDirection.Horizontal));
DragDelta(_element, new C1DragDeltaEventArgs(this, originalArgs, _pointerType, new Point(flag ? deltaTranslation.X : 0.0, flag2 ? deltaTranslation.Y : 0.0), new Point(flag ? cumulativeTranslation.X : 0.0, flag2 ? cumulativeTranslation.Y : 0.0), isInertial));
}
}
void UpdateManipulationMode()
{
ManipulationModes modes = (_element.ManipulationMode == (ManipulationModes.None | ManipulationModes.System)) ? ManipulationModes.None : _element.ManipulationMode;
if (_mode.TranslateRailX())
{
modes |= ManipulationModes.None | ManipulationModes.TranslateRailsX | ManipulationModes.TranslateX;
}
if (_mode.TranslateRailY())
{
modes |= ManipulationModes.None | ManipulationModes.TranslateRailsY | ManipulationModes.TranslateY;
}
if (_mode.TranslateX())
{
modes |= ManipulationModes.None | ManipulationModes.TranslateX;
}
if (_mode.TranslateY())
{
modes |= ManipulationModes.None | ManipulationModes.TranslateY;
}
if (_mode.IsInertial())
{
modes |= ManipulationModes.None | ManipulationModes.TranslateInertia;
}
_element.ManipulationMode = modes;
}