public override void ViewDidLoad()
{
base.ViewDidLoad();
//se crea un punto con base a la vista
//var squareCenterPoint = new CGPoint (square.Center.X, square.Center.Y - 100.0f);
var squareCenterPoint = new CGPoint(llanta.Center.X, llanta.Center.Y - 100.0f);
//Representa un desplazamiento de posición. Los valores positivos están a la derecha y abajo.
var attachmentOffset = new UIOffset(-25.0f, -25.0f);
/*
* By default, an attachment behavior uses the center of a view. By using a small offset,
* we get a more interesting effect which will cause the view to have rotation movement
* when dragging the attachment.
*/
//var attachmentBehavior = new UIAttachmentBehavior (square, attachmentOffset, squareCenterPoint);
var attachmentBehavior = new UIAttachmentBehavior(llanta, attachmentOffset, squareCenterPoint);
// Muestra los puntos de fijacion
redSquare.Center = attachmentBehavior.AnchorPoint;
blueSquare.Center = new CGPoint(25.0f, 25.0f);
//se agrega la vista al dynamicAnimator donde gestiona todos los compatamientos de los objetos
Animator = new UIDynamicAnimator(View);
Animator.AddBehavior(attachmentBehavior);
//Este gesto es de arrastrar
View.AddGestureRecognizer(new UIPanGestureRecognizer((gesture) => {
attachmentBehavior.AnchorPoint = gesture.LocationInView(View);
redSquare.Center = attachmentBehavior.AnchorPoint;
}));
}
public override void ViewDidLoad()
{
base.ViewDidLoad();
var collisionBehavior = new UICollisionBehavior(square)
{
TranslatesReferenceBoundsIntoBoundary = true
};
var squareCenterPoint = new CGPoint(square.Center.X, square.Center.Y - 100.0f);
var attachmentOffset = new UIOffset(-25.0f, -25.0f);
/*
* By default, an attachment behavior uses the center of a view. By using a small offset,
* we get a more interesting effect which will cause the view to have rotation movement
* when dragging the attachment.
*/
var attachmentBehavior = new UIAttachmentBehavior(square, attachmentOffset, squareCenterPoint);
// Show visually the attachment points
redSquare.Center = attachmentBehavior.AnchorPoint;
blueSquare.Center = new CGPoint(25.0f, 25.0f);
Animator = new UIDynamicAnimator(View);
Animator.AddBehavior(attachmentBehavior);
View.AddGestureRecognizer(new UIPanGestureRecognizer((gesture) => {
attachmentBehavior.AnchorPoint = gesture.LocationInView(View);
redSquare.Center = attachmentBehavior.AnchorPoint;
}));
}
public override void ViewDidLoad ()
{
base.ViewDidLoad ();
var collisionBehavior = new UICollisionBehavior (square);
collisionBehavior.TranslatesReferenceBoundsIntoBoundary = true;
var squareCenterPoint = new PointF (square.Center.X, square.Center.Y - 100);
var attachmentOffset = new UIOffset (-25.0f, -25.0f);
/*
By default, an attachment behavior uses the center of a view. By using a small offset,
we get a more interesting effect which will cause the view to have rotation movement
when dragging the attachment.
*/
var attachmentBehavior = new UIAttachmentBehavior (square, attachmentOffset, squareCenterPoint);
// Show visually the attachment points
redSquare.Center = attachmentBehavior.AnchorPoint;
blueSquare.Center = new PointF (25.0f, 25.0f);
Animator = new UIDynamicAnimator (View);
Animator.AddBehavior (attachmentBehavior);
View.AddGestureRecognizer (new UIPanGestureRecognizer ((gesture) => {
attachmentBehavior.AnchorPoint = gesture.LocationInView (View);
redSquare.Center = attachmentBehavior.AnchorPoint;
}));
}
public void SetTransitionProgress (float transitionProgress)
{
base.TransitionProgress = transitionProgress;
float offsetH = GetValueForAnimatedKey ("offsetH");
float offsetV = GetValueForAnimatedKey ("offsetV");
Offset = new UIOffset (offsetH, offsetV);
}
public void SetTransitionProgress(float transitionProgress)
{
base.TransitionProgress = transitionProgress;
float offsetH = (float)GetValueForAnimatedKey("offsetH");
float offsetV = (float)GetValueForAnimatedKey("offsetV");
Offset = new UIOffset(offsetH, offsetV);
}
public static void Center(this UIView view, UIView inView, UIOffset offset)
{
view.TranslatesAutoresizingMaskIntoConstraints = false;
NSLayoutConstraint.ActivateConstraints(new [] {
view.CenterXAnchor.ConstraintEqualTo(inView.CenterXAnchor, offset.Horizontal),
view.CenterYAnchor.ConstraintEqualTo(inView.CenterYAnchor, offset.Vertical)
});
}
/// <summary>
/// Center in superview by constraining centerX and centerY to superview, respectively.
/// </summary>
public static T AnchorCenter <T>(this T view, UIOffset offset = default, CGSize size = default, LayoutConstraints constraints = default) where T : UIView
{
return(view.ActivateConstaints()
.ConstraintCentreXEqualTo(view.Superview.CenterXAnchor, offset.Horizontal, constraints)
.ConstraintCentreYEqualTo(view.Superview.CenterYAnchor, offset.Vertical, constraints)
.ConstraintWidthEqualTo(size.Width, constraints)
.ConstraintHeightEqualTo(size.Height, constraints));
}
void Update (float progress, UIOffset offset)
{
if (context != null && // we must have a valid context for updates
((progress != transitionLayout.TransitionProgress) || (offset != transitionLayout.Offset))) {
transitionLayout.SetOffset (offset);
transitionLayout.SetTransitionProgress (progress);
transitionLayout.InvalidateLayout ();
context.UpdateInteractiveTransition (progress);
}
}
void Update(float progress, UIOffset offset)
{
if (context != null && // we must have a valid context for updates
((progress != transitionLayout.TransitionProgress) || (offset != transitionLayout.Offset)))
{
transitionLayout.SetOffset(offset);
transitionLayout.SetTransitionProgress(progress);
transitionLayout.InvalidateLayout();
context.UpdateInteractiveTransition(progress);
}
}
void Update (float progress, UIOffset offset)
{
if (context == null)
return;
if ((progress != transitionLayout.TransitionProgress) || (offset != transitionLayout.Offset)) {
transitionLayout.SetOffset (offset);
transitionLayout.SetTransitionProgress (progress);
transitionLayout.InvalidateLayout ();
context.UpdateInteractiveTransition (progress);
}
}
void Update(float progress, UIOffset offset)
{
if (context == null)
{
return;
}
if ((progress != transitionLayout.TransitionProgress) || (offset != transitionLayout.Offset))
{
transitionLayout.SetOffset(offset);
transitionLayout.SetTransitionProgress(progress);
transitionLayout.InvalidateLayout();
context.UpdateInteractiveTransition(progress);
}
}
public static CGSize AsSize(this UIOffset offset)
{
return(new CGSize(offset.Horizontal, offset.Vertical));
}
private void dismissingPanGestureRecognizerPanned(UIPanGestureRecognizer panner)
{
if (Flags.ScrollViewIsAnimatingAZoom || Flags.IsAnimatingAPresentationOrDismissal)
return;
PointF translation = panner.TranslationInView (panner.View);
PointF locationInView = panner.LocationInView (panner.View);
PointF velocity = panner.VelocityInView (panner.View);
float vectorDistance = (float)Math.Sqrt (Math.Pow (velocity.X, 2) + Math.Pow (velocity.Y, 2));
if (panner.State == UIGestureRecognizerState.Began) {
Flags.IsDraggingImage = ImageView.Frame.Contains (locationInView);
if (Flags.IsDraggingImage)
StartImageDragging (locationInView, new UIOffset ());
} else if (panner.State == UIGestureRecognizerState.Changed) {
if (Flags.IsDraggingImage) {
PointF newAnchor = ImageDragStartingPoint;
newAnchor.X += translation.X + ImageDragOffsetFromActualTranslation.Horizontal;
newAnchor.Y += translation.Y + ImageDragOffsetFromActualTranslation.Vertical;
AttachmentBehavior.AnchorPoint = newAnchor;
} else {
Flags.IsDraggingImage = ImageView.Frame.Contains (locationInView);
if (Flags.IsDraggingImage) {
UIOffset translationOffset = new UIOffset (-1 * translation.X, -1 * translation.Y);
StartImageDragging (locationInView, translationOffset);
}
}
} else {
if (vectorDistance > JTSImageViewController.JTSImageViewController_MinimumFlickDismissalVelocity) {
if (Flags.IsDraggingImage) {
DismissImageWithFlick (velocity);
} else {
Dismiss (true);
}
} else {
CancelCurrentImageDrag (true);
}
}
}
// Dynamic Image Dragging Methods
private void StartImageDragging(PointF panGestureLocationInView, UIOffset translationOffset)
{
ImageDragStartingPoint = panGestureLocationInView;
ImageDragOffsetFromActualTranslation = translationOffset;
PointF anchor = ImageDragStartingPoint;
PointF imageCenter = ImageView.Center;
UIOffset offset = new UIOffset (panGestureLocationInView.X - imageCenter.X, panGestureLocationInView.Y - imageCenter.Y);
ImageDragOffsetFromImageCenter = offset;
AttachmentBehavior = new UIAttachmentBehavior (ImageView, offset, anchor);
Animator.AddBehavior (AttachmentBehavior);
UIDynamicItemBehavior modifier = new UIDynamicItemBehavior(new IUIDynamicItem[] { ImageView });
modifier.AngularResistance = AppropriateAngularResistanceForView (ImageView);
Animator.AddBehavior (modifier);
}
public void SetOffset(UIOffset offset)
{
UpdateValue(offset.Horizontal, "offsetH");
UpdateValue(offset.Vertical, "offsetV");
Offset = offset;
}
public virtual void EncodeUIOffset(UIOffset offset, [Unwrapped] string forKey)
{
}
public Depth(UIOffset offset = default(UIOffset), float opacity = 0, nfloat radius = default(nfloat))
{
Offset = offset;
Opacity = opacity;
Radius = radius;
}
public void SetOffset (UIOffset offset)
{
UpdateValue (offset.Horizontal, "offsetH");
UpdateValue (offset.Vertical, "offsetV");
Offset = offset;
}
private void SetupUserInterface()
{
var centerButtonX = View.Bounds.GetMidX() - 35f;
var topLeftX = View.Bounds.X + 25;
var topRightX = View.Bounds.Right - 65;
var bottomButtonY = View.Bounds.Bottom - 150;
var topButtonY = View.Bounds.Top + 15;
var buttonWidth = 70;
var buttonHeight = 70;
var buttonX = View.Bounds.Width - 70;
var buttonY = View.Bounds.Height / 3;
search = new UISearchBar();
search.Frame = new CGRect(0, 0, View.Bounds.Width, 70);
UIOffset offset = new UIOffset();
offset.Horizontal = 0;
offset.Vertical = 10;
search.SearchFieldBackgroundPositionAdjustment = offset;
search.KeyboardType = UIKeyboardType.NumberPad;
search.BackgroundColor = Color.FromHex(Constants.ColorPrimary).ToUIColor();
search.SearchBarStyle = UISearchBarStyle.Minimal;
search.Placeholder = "Truy vấn mã sản phẩm";
search.AutoresizingMask = UIViewAutoresizing.FlexibleWidth;
search.BarTintColor = UIColor.White;//Color.FromHex(Constants.ColorSecondary).ToUIColor();
//search.color
UIToolbar toolbar = new UIToolbar(new RectangleF(0.0f, 0.0f, 50.0f, 44.0f));
var doneButton = new UIBarButtonItem(UIBarButtonSystemItem.Done, delegate
{
search.ResignFirstResponder();
if (search.Text.Length != 0)
{
System.Diagnostics.Debug.WriteLine("text: " + search.Text);
var newResultPage = new ResultPage(search.Text);
Xamarin.Forms.Application.Current.MainPage.Navigation.PushAsync(newResultPage);
}
});
toolbar.Items = new UIBarButtonItem[] {
new UIBarButtonItem(UIBarButtonSystemItem.FlexibleSpace),
doneButton
};
search.InputAccessoryView = toolbar;
ScanButton = new UIButton();
ScanButton = UIButton.FromType(UIButtonType.Custom);
System.Diagnostics.Debug.WriteLine(centerButtonX + "|" + bottomButtonY + "|" + buttonWidth + "|" + buttonHeight);
ScanButton.SetImage(UIImage.FromFile("ic_scan_button_1.png"), UIControlState.Normal);
ScanButton.Frame = new CGRect(buttonX, buttonY, buttonWidth, buttonHeight);
tabControl = new TabController();
tabControl.View.TintColor = Color.FromHex(Constants.ColorPrimary).ToUIColor();
var napphsi = App.AppHSI.Count;
Device.StartTimer(TimeSpan.FromSeconds(0.3), () =>
{
if (App.AppHSI.Count != napphsi)
{
tabControl.reloaddata();
napphsi = App.AppHSI.Count;
}
return(true); // True = Repeat again, False = Stop the timer
});
/*
* var application = UIApplication.SharedApplication;
* var statusBarView = application.ValueForKey(new NSString("statusBar")) as UIView;
* var foregroundView = statusBarView.ValueForKey(new NSString("foregroundView")) as UIView;
*
* UIView dataNetworkItemView = null;
* foreach (UIView subview in foregroundView.Subviews)
* {
* System.Diagnostics.Debug.WriteLine(subview.Class.Name+"\n");
* if ("UIStatusBarSignalStrengthItemView" == subview.Class.Name)
* {
* dataNetworkItemView = subview;
* break;
* }
* }
* if (null == dataNetworkItemView)
* System.Diagnostics.Debug.WriteLine(" return false; //NO SERVICE");
* int bars2 = ((NSNumber)dataNetworkItemView.ValueForUndefinedKey(new NSString("signalStrengthBars"))).Int32Value;
* int bars = ((NSNumber)dataNetworkItemView.ValueForKey(new NSString("signalStrengthBars"))).Int32Value;
* System.Diagnostics.Debug.WriteLine("datanetwork "+ bars + " "+bars2);*/
tabControl.View.Frame = new CGRect(0, 70, View.Bounds.Width, View.Bounds.Height - 70);
View.Add(tabControl.View);
View.Add(search);
View.AddSubview(ScanButton);
}
