/// <summary>
/// Invoked by the <see cref="Touch.TapEvent"/> attached routed event.
/// </summary>
/// <param name="device">The touch device.</param>
/// <param name="fingerID">The identifier of the finger that caused the touch.</param>
/// <param name="x">The x-coordinate of the touch.</param>
/// <param name="y">The y-coordinate of the touch.</param>
/// <param name="data">The routed event metadata for this event invocation.</param>
protected virtual void OnTap(TouchDevice device, Int64 fingerID,
Double x, Double y, RoutedEventData data)
{
}
/// <summary>
/// Invoked by the <see cref="Touch.FingerMotionEvent"/> attached routed event.
/// </summary>
/// <param name="device">The touch device.</param>
/// <param name="fingerID">The identifier of the finger that caused the touch.</param>
/// <param name="x">The x-coordinate of the touch.</param>
/// <param name="y">The y-coordinate of the touch.</param>
/// <param name="dx">The amount of motion along the x-axis.</param>
/// <param name="dy">The amount of motion along the y-axis.</param>
/// <param name="pressure">The normalized pressure value of the touch.</param>
/// <param name="data">The routed event metadata for this event invocation.</param>
protected virtual void OnFingerMotion(TouchDevice device, Int64 fingerID,
Double x, Double y, Double dx, Double dy, Single pressure, RoutedEventData data)
{
}
/// <summary>
/// Invokes the <see cref="OnTap"/> method.
/// </summary>
private static void OnTapProxy(DependencyObject element, TouchDevice device, Int64 fingerID,
Double x, Double y, RoutedEventData data)
{
((UIElement)element).OnTap(device, fingerID, x, y, data);
}
/// <summary>
/// Invokes the <see cref="OnFingerMotion"/> method.
/// </summary>
private static void OnFingerMotionProxy(DependencyObject element, TouchDevice device, Int64 fingerID,
Double x, Double y, Double dx, Double dy, Single pressure, RoutedEventData data)
{
((UIElement)element).OnFingerMotion(device, fingerID, x, y, dx, dy, pressure, data);
}
/// <inheritdoc/>
protected override void OnFingerUp(TouchDevice device, Int64 fingerID, Double x, Double y, Single pressure, RoutedEventData data)
{
if (fingerID == 0)
{
LinkUtil.DeactivateTextLink(textLayoutCommands, this);
LinkUtil.UpdateLinkCursor(textLayoutCommands, this, null);
}
base.OnFingerUp(device, fingerID, x, y, pressure, data);
}
/// <inheritdoc/>
protected override void OnFingerMotion(TouchDevice device, Int64 fingerID, Double x, Double y, Double dx, Double dy, Single pressure, RoutedEventData data)
{
data.Handled = true;
base.OnFingerMotion(device, fingerID, x, y, dx, dy, pressure, data);
}
/// <inheritdoc/>
protected override void OnFingerUp(TouchDevice device, Int64 fingerID, Double x, Double y, Single pressure, ref RoutedEventData data)
{
HighlightOpacity = (HighlightOnSelect && IsSelected) || (HighlightOnMouseOver && IsMouseDirectlyOver) ? 1.0 : 0.0;
base.OnFingerUp(device, fingerID, x, y, pressure, ref data);
}
/// <inheritdoc/>
protected override void OnFingerMotion(TouchDevice device, Int64 fingerID, Double x, Double y, Double dx, Double dy, Single pressure, ref RoutedEventData data)
{
if (!data.Handled && fingerID == 0)
{
if (dx != 0 && PART_HScroll != null)
{
PART_HScroll.Value -= dx;
}
if (dy != 0 && PART_VScroll != null)
{
PART_VScroll.Value -= dy;
}
data.Handled = true;
}
base.OnFingerMotion(device, fingerID, x, y, dx, dy, pressure, ref data);
}
/// <summary>
/// Invoked by the <see cref="Touch.FingerUpEvent"/> attached routed event.
/// </summary>
/// <param name="device">The touch device.</param>
/// <param name="fingerID">The identifier of the finger that caused the touch.</param>
/// <param name="x">The x-coordinate of the touch.</param>
/// <param name="y">The y-coordinate of the touch.</param>
/// <param name="pressure">The normalized pressure value of the touch.</param>
/// <param name="data">The routed event metadata for this event invocation.</param>
protected virtual void OnFingerUp(TouchDevice device, Int64 fingerID,
Double x, Double y, Single pressure, ref RoutedEventData data)
{
}
/// <inheritdoc/>
protected override void OnFingerDown(TouchDevice device, Int64 fingerID, Double x, Double y, Single pressure, ref RoutedEventData data)
{
HighlightOpacity = 1.0;
base.OnFingerDown(device, fingerID, x, y, pressure, ref data);
}
/// <summary>
/// Invokes the <see cref="OnFingerUp"/> method.
/// </summary>
private static void OnFingerUpProxy(DependencyObject element, TouchDevice device, Int64 fingerID,
Double x, Double y, Single pressure, ref RoutedEventData data)
{
((UIElement)element).OnFingerUp(device, fingerID, x, y, pressure, ref data);
}
/// <summary>
/// Raises the FingerMotion attached event for the specified element.
/// </summary>
internal static void RaiseFingerMotion(DependencyObject element, TouchDevice device, Int64 fingerID,
Double x, Double y, Double dx, Double dy, Single pressure, ref RoutedEventData data)
{
var temp = EventManager.GetInvocationDelegate<UpfTouchMotionEventHandler>(FingerMotionEvent);
if (temp != null)
{
temp(element, device, fingerID, x, y, dx, dy, pressure, ref data);
}
}
/// <summary>
/// Raises the Tap attached event for the specified element.
/// </summary>
internal static void RaiseTap(DependencyObject element, TouchDevice device, Int64 fingerID,
Double x, Double y, ref RoutedEventData data)
{
var temp = EventManager.GetInvocationDelegate<UpfTouchTapEventHandler>(TapEvent);
if (temp != null)
{
temp(element, device, fingerID, x, y, ref data);
}
}
/// <summary>
/// Raises the <see cref="E:TwistedLogik.Ultraviolet.UI.Presentation.Input.Touch.Tap"/>
/// attached event for the specified element.
/// </summary>
internal static void RaiseTap(DependencyObject element, TouchDevice device, Int64 fingerID,
Double x, Double y, RoutedEventData data)
{
var evt = EventManager.GetInvocationDelegate<UpfTouchTapEventHandler>(TapEvent);
evt?.Invoke(element, device, fingerID, x, y, data);
}
/// <summary>
/// Raises the <see cref="E:TwistedLogik.Ultraviolet.UI.Presentation.Input.Touch.PreviewFingerUp"/>
/// attached event for the specified element.
/// </summary>
internal static void RaisePreviewFingerUp(DependencyObject element, TouchDevice device, Int64 fingerID,
Double x, Double y, Single pressure, RoutedEventData data)
{
var evt = EventManager.GetInvocationDelegate<UpfTouchEventHandler>(PreviewFingerUpEvent);
evt?.Invoke(element, device, fingerID, x, y, pressure, data);
}
