public Form1()
{
InitializeSurfaceInput();
Affine2DManipulations supportedManipulations =
Affine2DManipulations.TranslateX | Affine2DManipulations.TranslateY | Affine2DManipulations.Scale;
manipulationProcessor = new Affine2DManipulationProcessor(supportedManipulations);
manipulationProcessor.Affine2DManipulationStarted += OnAffine2DManipulationStarted;
manipulationProcessor.Affine2DManipulationDelta += OnAffine2DDelta;
manipulationProcessor.Affine2DManipulationCompleted += OnAffine2DManipulationCompleted;
inertiaProcessor = new Affine2DInertiaProcessor();
inertiaProcessor.Affine2DInertiaCompleted += OnAffine2DInertiaCompleted;
inertiaProcessor.Affine2DInertiaDelta += OnAffine2DDelta;
Visible = true;
InteractiveSurface interactiveSurface = InteractiveSurface.DefaultInteractiveSurface;
if (interactiveSurface != null)
{
FormBorderStyle = FormBorderStyle.None;
}
UpdateWindowPosition();
// Set the application's orientation based on the current launcher orientation
//currentOrientation = ApplicationLauncher.Orientation;
// Subscribe to surface application activation events
ApplicationLauncher.ApplicationActivated += OnApplicationActivated;
ApplicationLauncher.ApplicationPreviewed += OnApplicationPreviewed;
ApplicationLauncher.ApplicationDeactivated += OnApplicationDeactivated;
}
public Form1()
{
InitializeSurfaceInput();
Affine2DManipulations supportedManipulations =
Affine2DManipulations.TranslateX | Affine2DManipulations.TranslateY | Affine2DManipulations.Scale;
manipulationProcessor = new Affine2DManipulationProcessor(supportedManipulations);
manipulationProcessor.Affine2DManipulationStarted += OnAffine2DManipulationStarted;
manipulationProcessor.Affine2DManipulationDelta += OnAffine2DDelta;
manipulationProcessor.Affine2DManipulationCompleted += OnAffine2DManipulationCompleted;
inertiaProcessor = new Affine2DInertiaProcessor();
inertiaProcessor.Affine2DInertiaCompleted += OnAffine2DInertiaCompleted;
inertiaProcessor.Affine2DInertiaDelta += OnAffine2DDelta;
Visible = true;
InteractiveSurface interactiveSurface = InteractiveSurface.DefaultInteractiveSurface;
if (interactiveSurface != null)
{
FormBorderStyle = FormBorderStyle.None;
}
UpdateWindowPosition();
// Set the application's orientation based on the current launcher orientation
//currentOrientation = ApplicationLauncher.Orientation;
// Subscribe to surface application activation events
ApplicationLauncher.ApplicationActivated += OnApplicationActivated;
ApplicationLauncher.ApplicationPreviewed += OnApplicationPreviewed;
ApplicationLauncher.ApplicationDeactivated += OnApplicationDeactivated;
}
public SurfaceVEMap()
: base()
{
lastExpansionDelta = 0;
downContacts = new List <Contact>();
this.manipulationProcessor = new Affine2DManipulationProcessor(
Affine2DManipulations.TranslateX |
Affine2DManipulations.TranslateY |
Affine2DManipulations.Scale |
Affine2DManipulations.Rotate,
this, false);
this.manipulationProcessor.Affine2DManipulationCompleted += new EventHandler <Affine2DOperationCompletedEventArgs>(manipulationProcessor_Affine2DManipulationCompleted);
this.manipulationProcessor.Affine2DManipulationDelta += new EventHandler <Affine2DOperationDeltaEventArgs>(manipulationProcessor_Affine2DManipulationDelta);
this.manipulationProcessor.Affine2DManipulationStarted += new EventHandler <Affine2DOperationStartedEventArgs>(manipulationProcessor_Affine2DManipulationStarted);
this.inertiaProcessor = new Affine2DInertiaProcessor();
this.inertiaProcessor.Affine2DInertiaDelta += new EventHandler <Affine2DOperationDeltaEventArgs>(inertiaProcessor_Affine2DInertiaDelta);
this.inertiaProcessor.Affine2DInertiaCompleted += new EventHandler <Affine2DOperationCompletedEventArgs>(inertiaProcessor_Affine2DInertiaCompleted);
}
/// <summary>
/// Start the flicking behavior.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnAffine2DManipulationCompleted(object sender, Affine2DOperationCompletedEventArgs e)
{
if (inertiaProcessor != null)
{
inertiaProcessor.Affine2DInertiaDelta -= OnAffine2DInertiaDelta;
inertiaProcessor.Affine2DInertiaCompleted -= OnAffine2DInertiaCompleted;
inertiaProcessor = null;
}
// The Manipulations should all run in screen space so don't convert between spaces.
VectorF initialVelocity;
VectorF maxViewPortSize;
if (Orientation == Orientation.Horizontal)
{
initialVelocity = new VectorF(e.VelocityX, 0);
maxViewPortSize = new VectorF(numberOfPixelsInAxis * viewportSize, 0);
}
else
{
initialVelocity = new VectorF(0, e.VelocityY);
maxViewPortSize = new VectorF(0, numberOfPixelsInAxis * viewportSize);
}
// Check velocity.
if (initialVelocity.Length < FlickUtilities.MinimumFlickVelocity)
{
return;
}
if (initialVelocity.Length >= MaximumFlickVelocity)
{
// If velocity is too large, reduce it to a reasonable value.
initialVelocity.Normalize();
initialVelocity = MaximumFlickVelocity * initialVelocity;
}
VectorF flickDistance;
if (FlickUtilities.TryGetFlickDistance(initialVelocity, out flickDistance, maxViewPortSize))
{
processInertia = true;
inertiaProcessor = new Affine2DInertiaProcessor();
inertiaProcessor.Affine2DInertiaDelta += OnAffine2DInertiaDelta;
inertiaProcessor.Affine2DInertiaCompleted += OnAffine2DInertiaCompleted;
float displacement = 0;
if (flickDistance.X == 0)
{
displacement = flickDistance.Y;
}
else if (flickDistance.Y == 0)
{
displacement = flickDistance.X;
}
else
{
displacement = Math.Min(flickDistance.X, flickDistance.Y);
}
inertiaProcessor.DesiredDisplacement = float.IsInfinity(displacement) ? 0 : Math.Abs(displacement);
inertiaProcessor.InitialTimestamp = stopwatch.ElapsedTicks;
inertiaProcessor.InitialVelocityX = initialVelocity.X;
inertiaProcessor.InitialVelocityY = initialVelocity.Y;
inertiaProcessor.InitialOriginX = ToScreenSpace(Value);
inertiaProcessor.InitialOriginY = ToScreenSpace(Value);
}
}
/// <summary>
/// Set the flick to completed so that it stops moving.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void OnAffine2DInertiaCompleted(object sender, Affine2DOperationCompletedEventArgs e)
{
processInertia = false;
manipulationProcessor = null;
if (inertiaProcessor != null)
{
inertiaProcessor.Affine2DInertiaDelta -= new EventHandler<Affine2DOperationDeltaEventArgs>(OnAffine2DInertiaDelta);
inertiaProcessor.Affine2DInertiaCompleted -= new EventHandler<Affine2DOperationCompletedEventArgs>(OnAffine2DInertiaCompleted);
inertiaProcessor = null;
}
}
public override void OnApplyTemplate()
{
// Set up the ContentPresenter.
_content = GetTemplateChild("PART_Content") as ContentPresenter;
_translate = new TranslateTransform();
_scale = new ScaleTransform();
_content.RenderTransform = new TransformGroup
{
Children = new TransformCollection { _scale, _translate }
};
_content.RenderTransformOrigin = new Point(.5, .5);
// Set up the spring animation.
_spring = new Storyboard { Duration = TimeSpan.FromMilliseconds(200), FillBehavior = FillBehavior.Stop, DecelerationRatio = .6 };
_spring.Completed += Spring_Completed;
_springScaleX = new DoubleAnimation { Duration = _spring.Duration, To = 1, DecelerationRatio = _spring.DecelerationRatio };
Storyboard.SetTarget(_springScaleX, _content);
Storyboard.SetTargetProperty(_springScaleX, new PropertyPath("(UIElement.RenderTransform).(TransformGroup.Children)[0].(ScaleTransform.ScaleX)"));
_spring.Children.Add(_springScaleX);
_springScaleY = new DoubleAnimation { Duration = _spring.Duration, To = 1, DecelerationRatio = _spring.DecelerationRatio };
Storyboard.SetTarget(_springScaleY, _content);
Storyboard.SetTargetProperty(_springScaleY, new PropertyPath("(UIElement.RenderTransform).(TransformGroup.Children)[0].(ScaleTransform.ScaleY)"));
_spring.Children.Add(_springScaleY);
_springTranslateX = new DoubleAnimation { Duration = _spring.Duration, To = 0, DecelerationRatio = _spring.DecelerationRatio };
Storyboard.SetTarget(_springTranslateX, _content);
Storyboard.SetTargetProperty(_springTranslateX, new PropertyPath("(UIElement.RenderTransform).(TransformGroup.Children)[1].(TranslateTransform.X)"));
_spring.Children.Add(_springTranslateX);
_springTranslateY = new DoubleAnimation { Duration = _spring.Duration, To = 0, DecelerationRatio = _spring.DecelerationRatio };
Storyboard.SetTarget(_springTranslateY, _content);
Storyboard.SetTargetProperty(_springTranslateY, new PropertyPath("(UIElement.RenderTransform).(TransformGroup.Children)[1].(TranslateTransform.Y)"));
_spring.Children.Add(_springTranslateY);
_spring.Begin(this, true);
ClipToBounds = true;
// Set up the ManipulationProcessor.
_contentManipulationProcessor = new Affine2DManipulationProcessor(Affine2DManipulations.Scale | Affine2DManipulations.TranslateX | Affine2DManipulations.TranslateY, this);
_contentManipulationProcessor.Affine2DManipulationStarted += ContentManipulationProcessor_Affine2DManipulationStarted;
_contentManipulationProcessor.Affine2DManipulationDelta += ContentManipulationProcessor_Affine2DManipulationDelta;
_contentManipulationProcessor.Affine2DManipulationCompleted += ContentManipulationProcessor_Affine2DManipulationCompleted;
// Set up the InertiaProcessor.
_inertiaProcessor = new Affine2DInertiaProcessor();
_inertiaProcessor.Affine2DInertiaDelta += ContentManipulationProcessor_Affine2DManipulationDelta;
_inertiaProcessor.DesiredDeceleration = 96 * 1.5 * .001 * .001;
_inertiaProcessor.ElasticMargin = new Thickness(25);
base.OnApplyTemplate();
}
/// <summary>
/// Start the inertia processor in Surface screen space.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnAffine2DManipulationCompleted(object sender, Affine2DOperationCompletedEventArgs e)
{
if (inertiaProcessor != null)
{
inertiaProcessor.Affine2DInertiaDelta -= OnAffine2DInertiaDelta;
inertiaProcessor.Affine2DInertiaCompleted -= OnAffine2DInertiaCompleted;
inertiaProcessor.Complete();
}
VectorF translation = new VectorF(e.TotalTranslationX, e.TotalTranslationY);
// Don't start inertia if the tranlation is less than roughly 1/8" regardless of velocity.
if (translation.Length < 96 / 8f)
{
return;
}
// Scroll in the opposite direction because a ScrollViewer moves with the contact.
VectorF initialVelocity = new VectorF(-e.VelocityX, -e.VelocityY);
// Check velocity.
if (initialVelocity.Length < FlickUtilities.MinimumFlickVelocity)
{
// If velocity is below this threshold ignore it.
return;
}
if (initialVelocity.Length >= FlickUtilities.MaximumFlickVelocity)
{
// If velocity is too large, reduce it to a reasonable value.
initialVelocity.Normalize();
initialVelocity = FlickUtilities.MaximumFlickVelocity * initialVelocity;
}
processInertia = true;
inertiaProcessor = new Affine2DInertiaProcessor();
inertiaProcessor.Affine2DInertiaDelta += OnAffine2DInertiaDelta;
inertiaProcessor.Affine2DInertiaCompleted += OnAffine2DInertiaCompleted;
inertiaProcessor.DesiredDisplacement = ConvertFromVerticalValueToScreenSpace(VerticalViewportSize);
inertiaProcessor.InitialVelocityX = initialVelocity.X * HorizontalViewportSize;
inertiaProcessor.InitialVelocityY = initialVelocity.Y * VerticalViewportSize;
inertiaProcessor.InitialTimestamp = stopwatch.ElapsedTicks;
inertiaProcessor.InitialOriginX = ConvertFromHorizontalValueToScreenSpace(horizontalScrollBarStateMachine.Value);
inertiaProcessor.InitialOriginY = ConvertFromVerticalValueToScreenSpace(verticalScrollBarStateMachine.Value);
}
