Exemple #1
0
        private async void HandleTap(UITapGestureRecognizer sender)
        {
            if (isHandlingTap)
            {
                return;
            }

            try
            {
                isHandlingTap = true;
                SCNView sceneViewTappedOn             = sender.View as SCNView;
                CoreGraphics.CGPoint touchCoordinates = sender.LocationInView(sceneViewTappedOn);
                SCNHitTestResult[]   hitTest          = sceneViewTappedOn.HitTest(touchCoordinates, new SCNHitTestOptions());

                if (!hitTest.Any())
                {
                    return;
                }

                SCNNode pressedNode = hitTest.FirstOrDefault().Node;
                await AnimateNode(pressedNode);

                RemoveAllNodes();
                AddNode();
            }
            finally
            {
                isHandlingTap = false;
            }
        }
Exemple #2
0
        public static void ShowContextMenu(Gtk.Widget parent, int x, int y, NSMenu menu)
        {
            if (parent == null)
            {
                throw new ArgumentNullException("parent");
            }
            if (menu == null)
            {
                throw new ArgumentNullException("menu");
            }

            parent.GrabFocus();

            Gtk.Application.Invoke(delegate {
                // Explicitly release the grab because the menu is shown on the mouse position, and the widget doesn't get the mouse release event
                Gdk.Pointer.Ungrab(Gtk.Global.CurrentEventTime);
                var nsview   = MonoDevelop.Components.Mac.GtkMacInterop.GetNSView(parent);
                var toplevel = parent.Toplevel as Gtk.Window;

                var nswindow       = MonoDevelop.Components.Mac.GtkMacInterop.GetNSWindow(toplevel);
                var titleBarHeight = MonoDevelop.Components.Mac.GtkMacInterop.GetTitleBarHeight();
                var pt             = new CoreGraphics.CGPoint(x, nswindow.Frame.Height - y - titleBarHeight - 12);

                var tmp_event = NSEvent.MouseEvent(NSEventType.LeftMouseDown,
                                                   pt,
                                                   0, 0,
                                                   nswindow.WindowNumber,
                                                   null, 0, 0, 0);

                NSMenu.PopUpContextMenu(menu, tmp_event, nsview);
            });
        }
Exemple #3
0
        // Create a custom UIButton and add it to the center of our tab bar
        void AddCenterButton(string buttonImageName)
        {
            UIImage  buttonImage = UIImage.FromFile(buttonImageName);
            UIButton button      = UIButton.FromType(UIButtonType.Custom);

            button.AutoresizingMask = UIViewAutoresizing.FlexibleRightMargin | UIViewAutoresizing.FlexibleLeftMargin | UIViewAutoresizing.FlexibleBottomMargin | UIViewAutoresizing.FlexibleTopMargin;
            UIView item     = TabBar.Subviews [TabBar.Subviews.Length / 2];
            SizeF  itemSize = item.Frame.Size;

            button.Frame = new RectangleF(0, 0, itemSize.Width, itemSize.Height);
            button.SetImage(buttonImage, UIControlState.Normal);
            button.ContentMode    = UIViewContentMode.Center;
            button.TouchUpInside += (sender, e) => ShowModalController(sender as UIButton);

            float heightDifference = (float)(buttonImage.Size.Height - TabBar.Frame.Height);

            if (heightDifference < 0)
            {
                button.Center = TabBar.Center;
            }
            else
            {
                PointF center = TabBar.Center;
                center.Y      = center.Y - heightDifference / 2;
                button.Center = center;
            }

            View.AddSubview(button);
        }
Exemple #4
0
        public override UIView HitTest(CoreGraphics.CGPoint point, UIEvent uievent)
        {
            UIView hitTestView = base.HitTest(point, uievent);

            if (LayoutElement.GestureEnabled)
            {
                foreach (var child in LayoutElement.Children)
                {
                    if (child.Bounds.Contains((double)point.X, (double)point.Y))
                    {
                        var draggable = child as IDrag;
                        if (draggable != null && draggable.DragEnabled)
                        {
                            lastTouchX       = point.X;
                            lastTouchY       = point.Y;
                            dragMightStart   = true;
                            currentDraggable = draggable;
                            return(this);
                        }
                    }
                }
            }

            return(hitTestView);
        }
Exemple #5
0
        protected override void DidScroll(CoreGraphics.CGPoint p)
        {
            base.DidScroll(p);

            _descriptionElement.SetLayout();
            _commentsElement.SetLayout();
        }
		public static void ShowContextMenu (Gtk.Widget parent, int x, int y, NSMenu menu)
		{
			if (parent == null)
				throw new ArgumentNullException ("parent");
			if (menu == null)
				throw new ArgumentNullException ("menu");

			parent.GrabFocus ();

			Gtk.Application.Invoke (delegate {
				// Explicitly release the grab because the menu is shown on the mouse position, and the widget doesn't get the mouse release event
				Gdk.Pointer.Ungrab (Gtk.Global.CurrentEventTime);
				var nsview = MonoDevelop.Components.Mac.GtkMacInterop.GetNSView (parent);
				var toplevel = parent.Toplevel as Gtk.Window;

				var nswindow = MonoDevelop.Components.Mac.GtkMacInterop.GetNSWindow (toplevel);
				var titleBarHeight = MonoDevelop.Components.Mac.GtkMacInterop.GetTitleBarHeight ();
				var pt = new CoreGraphics.CGPoint (x, nswindow.Frame.Height - y - titleBarHeight - 12);

				var tmp_event = NSEvent.MouseEvent (NSEventType.LeftMouseDown,
					pt,
					0, 0,
					nswindow.WindowNumber,
					null, 0, 0, 0);

				NSMenu.PopUpContextMenu (menu, tmp_event, nsview);
			});
		}
        public static void SetPosition(Control control, Point point, nfloat frameHeight, bool flipped)
        {
            var offset    = ((IIosView)control.Handler).PositionOffset;
            var childView = control.GetContainerView();

            var preferredSize = control.GetPreferredSize(Size.MaxValue);

            CoreGraphics.CGPoint origin;
            if (flipped)
            {
                origin = new CoreGraphics.CGPoint(
                    point.X + offset.Width,
                    point.Y + offset.Height
                    );
            }
            else
            {
                origin = new CoreGraphics.CGPoint(
                    point.X + offset.Width,
                    frameHeight - (preferredSize.Height + point.Y + offset.Height)
                    );
            }

            var frame = new CoreGraphics.CGRect(origin, preferredSize.ToNS());

            childView.Frame = frame;
        }
Exemple #8
0
        public override UIView HitTest(CoreGraphics.CGPoint point, UIEvent uievent)
        {
            UIButton but = null;

            foreach (UIView itemView in Subviews)
            {
                foreach (var item in itemView.Subviews)
                {
                    if (item is UIButton)
                    {
                        if (item.Frame.Contains(point))
                        {
                            but = item as UIButton;
                        }
                    }
                }
            }
            if (but != null)
            {
                but.SendActionForControlEvents(UIControlEvent.TouchUpInside);
            }
            else
            {
                if (GraphicsViewWorker.StaitcView != null)
                {
                    GraphicsViewWorker.StaitcView.RemoveFromSuperview();
                    GraphicsViewWorker.StaitcView = null;
                }
            }
            return(null);
        }
Exemple #9
0
        public static void SetFrameOrigin(this UIView view, CoreGraphics.CGPoint location)
        {
            var frame = view.Frame;

            frame.Location = location;
            view.Frame     = frame;
        }
Exemple #10
0
        public void RefreshChildView()
        {
            var pair = this.children.FirstOrDefault(t => t.Key(this.ViewModel));

            if (pair.Value == null)
            {
                throw new ArgumentNullException("pair.Value", "No ViewController specified.");
            }

            var view = this.CreateViewControllerFor(new ProxyViewModelRequest(pair.Value, this.ViewModel));

            var controller = (UIViewController)view;

            var attr = pair.Value.GetCustomAttributes(false).OfType <WrapWithAttribute>().FirstOrDefault();

            if (attr != null && attr.With == WrapWithController.NavigationController)
            { // 64
                var point = new CoreGraphics.CGPoint(0, 64);
                var size  = new CoreGraphics.CGSize(controller.View.Frame.Size.Width, controller.View.Frame.Size.Height - point.Y);

                controller.View.Frame = new CoreGraphics.CGRect(point, size);
            }

            this.AddChildViewController(controller);

            this.View.AddSubview(controller.View);

            controller.DidMoveToParentViewController(this);
        }
Exemple #11
0
        public MapNode(Map map)
        {
            this.map = map;
            Name     = "Map";

            UserInteractionEnabled = true;

            int idx = 0;

            atlas = SKTextureAtlas.FromName("TileImages");
            foreach (var tid in map.TIDs)
            {
                Tile t = map.TIDToTile [tid];
                CoreGraphics.CGPoint position = map.PositionToPoint(map.IndexToPosition(idx));

                SKTexture    tex  = atlas.TextureNamed(t.ImageName);
                SKSpriteNode node = SKSpriteNode.FromTexture(tex);
                node.UserInteractionEnabled = false;
                node.Position  = position;
                node.ZPosition = idx;

                node.AnchorPoint = new CoreGraphics.CGPoint(0.5, 0);
                AddChild(node);

                idx++;
            }

            var nc = NSNotificationCenter.DefaultCenter;

            nc.AddObserver((NSString)InventoryComponent.ItemCollectedNotification, HandleItemCollected);
            nc.AddObserver((NSString)InventoryComponent.ItemDroppedNotification, HandleItemDropped);
        }
Exemple #12
0
 public iOSLongPressEventArgs(UILongPressGestureRecognizer gr, long duration, CoreGraphics.CGPoint locationAtStart)
 {
     Cancelled    = (gr.State == UIGestureRecognizerState.Cancelled || gr.State == UIGestureRecognizerState.Failed);
     ViewPosition = iOSEventArgsHelper.GetViewPosition(gr.View.Frame);
     Touches      = iOSEventArgsHelper.GetTouches(gr, locationAtStart);
     Duration     = duration;
 }
        /// <summary>
        /// Indexs the path at point.
        /// </summary>
        /// <returns>The path at point.</returns>
        /// <param name="listView">List view.</param>
        /// <param name="p">P.</param>
        public Tuple <int, int> IndexPathAtPoint(Xamarin.Forms.ListView listView, Xamarin.Forms.Point p)
        {
            var renderer = Renderer(listView);
            var point    = new CoreGraphics.CGPoint(p.X * Display.Scale, p.Y * Display.Scale);
            //System.Diagnostics.Debug.WriteLine("size=["+renderer.Control.Frame.Size+"]");
            //System.Diagnostics.Debug.WriteLine("point=["+point+"]");
            var visibleCells          = renderer.Control.VisibleCells;
            var visibleCellIndexPaths = renderer.Control.IndexPathsForVisibleRows;
            var scroll = renderer.Control.ContentOffset;

            //System.Diagnostics.Debug.WriteLine("Scroll=["+scroll+"]");
            foreach (var ip in visibleCellIndexPaths)
            {
                var cell   = renderer.Control.CellAt(ip);
                var frame  = cell.Frame;
                var frameX = cell.ConvertRectToView(frame, renderer.Control);
                var frameZ = new CoreGraphics.CGRect(frameX.X - scroll.X * Display.Scale, frameX.Y - scroll.Y * Display.Scale, frameX.Width * Display.Scale, frameX.Height * Display.Scale);
                //System.Diagnostics.Debug.WriteLine("ip=["+ip+"] frame=[" + frameZ + "]");
                if (frameZ.Contains(point))
                {
                    return(new Tuple <int, int>(ip.Section, ip.Row));
                }
            }
            return(null);
            //System.Diagnostics.Debug.WriteLine("");
            //var indexPath = renderer.Control.IndexPathForRowAtPoint(point);
            //return new Tuple<int, int>(indexPath.Section, indexPath.Row);
        }
        public static Task ScrollToPositionAsync(this NSScrollView scrollView, PointF point, bool animate,
                                                 double duration = 0.5)
        {
            if (!animate)
            {
                var nsView = scrollView.DocumentView as NSView;
                nsView?.ScrollPoint(point);
                return(Task.FromResult(true));
            }

            TaskCompletionSource <bool> source = new TaskCompletionSource <bool>();

            NSAnimationContext.BeginGrouping();

            NSAnimationContext.CurrentContext.CompletionHandler += () => { source.TrySetResult(true); };

            NSAnimationContext.CurrentContext.Duration = duration;

            var animator = scrollView.ContentView.Animator as NSView;

            animator?.SetBoundsOrigin(point);

            NSAnimationContext.EndGrouping();

            return(source.Task);
        }
 public iOSTapEventArgs(UITapGestureRecognizer gr, int numberOfTaps, CoreGraphics.CGPoint locationAtStart)
 {
     Cancelled    = (gr.State == UIGestureRecognizerState.Cancelled || gr.State == UIGestureRecognizerState.Failed);
     ViewPosition = iOSEventArgsHelper.GetViewPosition(gr.View.Frame);
     Touches      = iOSEventArgsHelper.GetTouches(gr, locationAtStart);
     NumberOfTaps = numberOfTaps;
 }
 public iOSPinchEventArgs(UIGestureRecognizer gr, PinchEventArgs previous, CoreGraphics.CGPoint locationAtStart)
 {
     Cancelled    = (gr.State == UIGestureRecognizerState.Cancelled || gr.State == UIGestureRecognizerState.Failed);
     ViewPosition = iOSEventArgsHelper.GetViewPosition(gr.View.Frame);
     Touches      = iOSEventArgsHelper.GetTouches(gr, 2, previous, locationAtStart);
     base.CalculateScales(previous);
 }
Exemple #17
0
        public override void MouseDragged(NSEvent e)
        {
            base.MouseDragged(e);
            CoreGraphics.CGPoint loc = this.Frame.Location;
            CoreGraphics.CGPoint tl  = new CoreGraphics.CGPoint(this.Frame.Top, this.Frame.Left);

            if (resizeArea.Frame.Contains(e.LocationInWindow))
            {
                Console.WriteLine("Mouse dragged " + e.AbsoluteX.ToString() + " delta " + e.DeltaX.ToString());
                tl.X  += e.DeltaX;
                loc.Y -= e.DeltaY;
                tl.Y  += e.DeltaY;

                this.SetContentSize(new CoreGraphics.CGSize(this.Frame.Width + e.DeltaX, this.Frame.Height + e.DeltaY));
                this.SetFrameOrigin(loc);
                fixResize();
                //this.SetFrameTopLeftPoint(tl);
            }
            else
            {
                loc.X += e.DeltaX;
                loc.Y -= e.DeltaY;
                this.SetFrameOrigin(loc);
            }
        }
Exemple #18
0
        private void HandlerLongPress(UILongPressGestureRecognizer sender)
        {
            ARSCNView longPressScene = sender.View as ARSCNView;

            CoreGraphics.CGPoint longPressLocation = sender.LocationInView(longPressScene);
            SCNHitTestResult[]   hitTest           = longPressScene.HitTest(longPressLocation, new SCNHitTestOptions());

            if (hitTest?.Any() != true)
            {
                return;
            }

            SCNNode node = hitTest.First().Node;

            if (sender.State == UIGestureRecognizerState.Began)
            {
                SCNAction rotateAction  = SCNAction.RotateBy(0, ConvertDegreesToRadians(360f), 0, 1f);
                SCNAction rotateForever = SCNAction.RepeatActionForever(rotateAction);
                node.RunAction(rotateForever);
            }
            else if (sender.State == UIGestureRecognizerState.Ended)
            {
                node.RemoveAllActions();
            }
        }
Exemple #19
0
        private static void PlatformSetPosition(int x, int y)
        {
            PrimaryWindow.MouseState.X = x;
            PrimaryWindow.MouseState.Y = y;

            var      mousePt       = NSEvent.CurrentMouseLocation;
            NSScreen currentScreen = null;

            foreach (var screen in NSScreen.Screens)
            {
                if (screen.Frame.Contains(mousePt))
                {
                    currentScreen = screen;
                    break;
                }
            }

            var point     = new PointF(x, Window.ClientBounds.Height - y);
            var windowPt  = Window.ConvertPointToView(point, null);
            var screenPt  = Window.Window.ConvertBaseToScreen(windowPt);
            var flippedPt = new PointF(screenPt.X, currentScreen.Frame.Size.Height - screenPt.Y);

            flippedPt.Y += currentScreen.Frame.Location.Y;

            CGSetLocalEventsSuppressionInterval(0.0);
            CGWarpMouseCursorPosition(flippedPt);
            CGSetLocalEventsSuppressionInterval(0.25);
        }
Exemple #20
0
        public void MoveEntity(Map.Map.Position destination, Action <bool> completionHandler)
        {
            var centity = (Entity)Entity;
            var comp    = (CharacterSpriteComponent)Entity.GetComponent(typeof(CharacterSpriteComponent));

            if (comp == null)
            {
                return;
            }

            GKGraphNode[] path = GameViewController.CurrentScene.CurrentMap.FindPath(centity.Model.StartPosition, destination, false);

            if (teleportation)
            {
                if (path == null)
                {
                    completionHandler(false);
                    return;
                }

                var lastNode = (MapGraphNode)path.Last();
                CoreGraphics.CGPoint point = GameViewController.CurrentScene.CurrentMap.PositionToPoint(lastNode.NodePosition, true);
                comp.Sprite.Position        = point;
                centity.Model.StartPosition = lastNode.NodePosition;
                comp.Sprite.ZPosition       = GameViewController.CurrentScene.CurrentMap.ZLevelForPosition(lastNode.NodePosition);

                completionHandler(true);
            }
            else
            {
                FollowPath(path, completionHandler);
            }
        }
		void UpdatePanGesture()
		{
			var model = (MasterDetailPage)Element;
			if (!model.IsGestureEnabled)
			{
				if (_panGesture != null)
					View.RemoveGestureRecognizer(_panGesture);
				return;
			}

			if (_panGesture != null)
			{
				View.AddGestureRecognizer(_panGesture);
				return;
			}

			UITouchEventArgs shouldRecieve = (g, t) => !(t.View is UISlider);
			var center = new PointF();
			_panGesture = new UIPanGestureRecognizer(g =>
			{
				switch (g.State)
				{
					case UIGestureRecognizerState.Began:
						center = g.LocationInView(g.View);
						break;
					case UIGestureRecognizerState.Changed:
						var currentPosition = g.LocationInView(g.View);
						var motion = currentPosition.X - center.X;
						var detailView = _detailController.View;
						var targetFrame = detailView.Frame;
						if (Presented)
							targetFrame.X = (nfloat)Math.Max(0, _masterController.View.Frame.Width + Math.Min(0, motion));
						else
							targetFrame.X = (nfloat)Math.Min(_masterController.View.Frame.Width, Math.Max(0, motion));
						detailView.Frame = targetFrame;
						break;
					case UIGestureRecognizerState.Ended:
						var detailFrame = _detailController.View.Frame;
						var masterFrame = _masterController.View.Frame;
						if (Presented)
						{
							if (detailFrame.X < masterFrame.Width * .75)
								Presented = false;
							else
								LayoutChildren(true);
						}
						else
						{
							if (detailFrame.X > masterFrame.Width * .25)
								Presented = true;
							else
								LayoutChildren(true);
						}
						break;
				}
			});
			_panGesture.ShouldReceiveTouch = shouldRecieve;
			_panGesture.MaximumNumberOfTouches = 2;
			View.AddGestureRecognizer(_panGesture);
		}
Exemple #22
0
 /** Creates new MetaState */
 public MetaState()
 {
     savedStates  = new Stack();
     MetaObjects  = new ArrayList();
     currentPoint = new CoreGraphics.CGPoint(0, 0);
     currentPen   = new MetaPen();
     currentBrush = new MetaBrush();
     currentFont  = new MetaFont();
 }
Exemple #23
0
        public static void ShowContextMenu(Gtk.Widget parent, int x, int y, NSMenu menu, bool selectFirstItem = false)
        {
            if (parent == null)
            {
                throw new ArgumentNullException("parent");
            }
            if (menu == null)
            {
                throw new ArgumentNullException("menu");
            }

            parent.GrabFocus();

            Gtk.Application.Invoke((o, args) => {
                // Explicitly release the grab because the menu is shown on the mouse position, and the widget doesn't get the mouse release event
                Gdk.Pointer.Ungrab(Gtk.Global.CurrentEventTime);
                var nsview   = MonoDevelop.Components.Mac.GtkMacInterop.GetNSView(parent);
                var toplevel = parent.Toplevel as Gtk.Window;

                var nswindow = MonoDevelop.Components.Mac.GtkMacInterop.GetNSWindow(toplevel);

                int titleBarOffset;
                if (toplevel.TypeHint == Gdk.WindowTypeHint.Toolbar && toplevel.Type == Gtk.WindowType.Toplevel && toplevel.Decorated == false)
                {
                    // Undecorated toplevel toolbars are used for auto-hide pad windows. Don't add a titlebar offset for them.
                    titleBarOffset = 0;
                }
                else if (MonoDevelop.Ide.DesktopService.GetIsFullscreen(toplevel))
                {
                    titleBarOffset = 0;
                }
                else
                {
                    titleBarOffset = MonoDevelop.Components.Mac.GtkMacInterop.GetTitleBarHeight() + 12;
                }

                parent.TranslateCoordinates(parent.Toplevel, x, y, out x, out y);

                if (selectFirstItem)
                {
                    var pt          = new CoreGraphics.CGPoint(x, y);
                    lastOpenPositon = pt;
                    menu.PopUpMenu(menu.ItemAt(0), pt, nsview);
                }
                else
                {
                    var pt          = new CoreGraphics.CGPoint(x, nswindow.Frame.Height - y - titleBarOffset);
                    lastOpenPositon = pt;
                    var tmp_event   = NSEvent.MouseEvent(NSEventType.LeftMouseDown,
                                                         pt,
                                                         0, 0,
                                                         nswindow.WindowNumber,
                                                         null, 0, 0, 0);
                    NSMenu.PopUpContextMenu(menu, tmp_event, nsview);
                }
            });
        }
Exemple #24
0
        bool ShowFixesMenu(Gtk.Widget parent, Gdk.Rectangle evt, FixMenuDescriptor entrySet)
        {
                        #if MAC
            parent.GrabFocus();
            int x, y;
            x = (int)evt.X;
            y = (int)evt.Y;

            Gtk.Application.Invoke(delegate {
                // Explicitly release the grab because the menu is shown on the mouse position, and the widget doesn't get the mouse release event
                Gdk.Pointer.Ungrab(Gtk.Global.CurrentEventTime);
                var menu      = CreateNSMenu(entrySet);
                menu.Delegate = new ClosingMenuDelegate(document.Editor);
                var nsview    = MonoDevelop.Components.Mac.GtkMacInterop.GetNSView(parent);
                var toplevel  = parent.Toplevel as Gtk.Window;
                int trans_x, trans_y;
                parent.TranslateCoordinates(toplevel, (int)x, (int)y, out trans_x, out trans_y);

                // Window coordinates in gtk are the same for cocoa, with the exception of the Y coordinate, that has to be flipped.
                var pt = new CoreGraphics.CGPoint((float)trans_x, (float)trans_y);
                int w, h;
                toplevel.GetSize(out w, out h);
                pt.Y = h - pt.Y;

                var tmp_event = AppKit.NSEvent.MouseEvent(AppKit.NSEventType.LeftMouseDown,
                                                          pt,
                                                          0, 0,
                                                          MonoDevelop.Components.Mac.GtkMacInterop.GetNSWindow(toplevel).WindowNumber,
                                                          null, 0, 0, 0);

                AppKit.NSMenu.PopUpContextMenu(menu, tmp_event, nsview);
            });
                        #else
            var menu = CreateGtkMenu(entrySet);
            menu.Events |= Gdk.EventMask.AllEventsMask;
            menu.SelectFirst(true);

            menu.Hidden += delegate {
                document.Editor.SuppressTooltips = false;
            };
            menu.ShowAll();
            menu.SelectFirst(true);
            menu.MotionNotifyEvent += (o, args) => {
                if (args.Event.Window == Editor.Parent.TextArea.GdkWindow)
                {
                    StartMenuCloseTimer();
                }
                else
                {
                    CancelMenuCloseTimer();
                }
            };

            GtkWorkarounds.ShowContextMenu(menu, parent, null, evt);
                        #endif
            return(true);
        }
Exemple #25
0
        public override void WillEndDragging(UIScrollView scrollView, CoreGraphics.CGPoint velocity, ref CoreGraphics.CGPoint targetContentOffset)
        {
            var hv = appBar.HeaderViewController.HeaderView;

            if (scrollView == hv.TrackingScrollView)
            {
                hv.TrackingScrollViewWillEndDraggingWithVelocity(velocity, targetContentOffset);
            }
        }
        public override void WillEndDragging(UIScrollView scrollView, PointF velocity, ref PointF targetContentOffset)
        {
            if (ShouldIgnoreScrolling(scrollView))
            {
                return;
            }

            var width            = ButtonsWidth;
            var x                = targetContentOffset.X;
            var parentThreshold  = scrollView.Frame.Width * .4f;
            var contentThreshold = width * .8f;

            if (x >= parentThreshold || x >= contentThreshold)
            {
                IsOpen = true;
                targetContentOffset = new PointF(width, 0);
                RemoveHighlight(scrollView);

                if (_globalCloser == null)
                {
                    UIView view = scrollView;
                    while (view.Superview != null)
                    {
                        view = view.Superview;
                        var table = view as UITableView;
                        if (table != null)
                        {
                            ContextActionsCell contentCell = GetContextCell(scrollView);
                            NSAction           close       = () =>
                            {
                                RestoreHighlight(scrollView);
                                IsOpen = false;
                                scrollView.SetContentOffset(new PointF(0, 0), true);
                                ClearCloserRecognizer(contentCell);
                                contentCell = null;
                            };

                            _table        = table;
                            _globalCloser = new GlobalCloseContextGestureRecognizer(scrollView, close);
                            _globalCloser.ShouldRecognizeSimultaneously = (recognizer, r) => r == _table?.PanGestureRecognizer;
                            table.AddGestureRecognizer(_globalCloser);

                            _closer = new UITapGestureRecognizer(close);
                            contentCell.ContentCell.AddGestureRecognizer(_closer);
                        }
                    }
                }
            }
            else
            {
                ClearCloserRecognizer(GetContextCell(scrollView));

                IsOpen = false;
                targetContentOffset = new PointF(0, 0);
                RestoreHighlight(scrollView);
            }
        }
Exemple #27
0
        private void CustomDelegate_OnRegionChanged(object sender, MKMapViewChangeEventArgs e)
        {
            var lat = map.Region.Center.Latitude;
            var lon = map.Region.Center.Longitude;

            CoreGraphics.CGPoint location = new CoreGraphics.CGPoint(lat, lon);
            //var coord = map.ConvertPoint(location, map);
            map.AddAnnotation(annotation);
            map.ReloadInputViews();
        }
Exemple #28
0
        public void PlatformToSystemException(float x, float y)
        {
#if __IOS__
            var platform = new CoreGraphics.CGPoint(x, y);
            Assert.Throws <ArgumentOutOfRangeException>(() => platform.ToSystemPoint());
#elif WINDOWS_UWP
            var platform = new Windows.Foundation.Point(x, y);
            Assert.Throws <ArgumentOutOfRangeException>(() => platform.ToSystemPoint());
#endif
        }
Exemple #29
0
        public override void MouseDragged(NSEvent e)
        {
            base.MouseDragged(e);
            //Console.WriteLine("Mouse dragged " + e.AbsoluteX.ToString()+" delta "+e.DeltaX.ToString());
            CoreGraphics.CGPoint loc = this.Frame.Location;
            loc.X += e.DeltaX;
            loc.Y -= e.DeltaY;
            this.SetFrameOrigin(loc);

            //theController.grabScreenAsPNG ();
        }
        public override UIView HitTest(CoreGraphics.CGPoint point, UIEvent uievent)
        {
            var hitView = base.HitTest(point, uievent);

            if (hitView == RootViewController.View)
            {
                hitView = null;
            }

            return(hitView);
        }
Exemple #31
0
        public void OutValueTypeTest()
        {
            var    obj   = new OutParams();
            PointF point = new PointF(3, 14);
            bool   res;

            res = bool_objc_msgSend_out_PointF(obj.Handle, new Selector("Test_PointF:").Handle, out point);
            Assert.That(res, "#res");
            Assert.That(point.X, Is.EqualTo((nfloat)3.1415f), "#x");
            Assert.That(point.Y, Is.EqualTo((nfloat)0), "#y");
        }
		public static void ShowContextMenu (Gtk.Widget parent, int x, int y, NSMenu menu)
		{
			if (parent == null)
				throw new ArgumentNullException ("parent");
			if (menu == null)
				throw new ArgumentNullException ("menu");

			parent.GrabFocus ();

			Gtk.Application.Invoke (delegate {
				// Explicitly release the grab because the menu is shown on the mouse position, and the widget doesn't get the mouse release event
				Gdk.Pointer.Ungrab (Gtk.Global.CurrentEventTime);
				var nsview = MonoDevelop.Components.Mac.GtkMacInterop.GetNSView (parent);
				var toplevel = parent.Toplevel as Gtk.Window;

				var nswindow = MonoDevelop.Components.Mac.GtkMacInterop.GetNSWindow (toplevel);

				int titleBarOffset;
				if (toplevel.TypeHint == Gdk.WindowTypeHint.Toolbar && toplevel.Type == Gtk.WindowType.Toplevel && toplevel.Decorated == false) {
					// Undecorated toplevel toolbars are used for auto-hide pad windows. Don't add a titlebar offset for them.
					titleBarOffset = 0;
				} else if (MonoDevelop.Ide.DesktopService.GetIsFullscreen (toplevel)) {
					titleBarOffset = 0;
				} else {
					titleBarOffset = MonoDevelop.Components.Mac.GtkMacInterop.GetTitleBarHeight () + 12;
				}

				var pt = new CoreGraphics.CGPoint (x, nswindow.Frame.Height - y - titleBarOffset);

				var tmp_event = NSEvent.MouseEvent (NSEventType.LeftMouseDown,
					pt,
					0, 0,
					nswindow.WindowNumber,
					null, 0, 0, 0);

				NSMenu.PopUpContextMenu (menu, tmp_event, nsview);
			});
		}
		internal static void ShowSigninSheet ()
		{

			NSApplication NSApp = NSApplication.SharedApplication;
			NSWindow gameWindow = NSApp.MainWindow;

			SigninController controller = new SigninController ();

			NSWindow window = controller.Window;

			// Something has happened with BeginSheet and needs to be looked into.
			// Until then just use modal for now.
			var frame = window.Frame;
			var location = new PointF (gameWindow.Frame.Bottom, gameWindow.Frame.Left);
			location = new PointF(gameWindow.Frame.Location.X, gameWindow.Frame.Location.Y);

			window.SetFrameOrigin(location);
			NSApp.BeginInvokeOnMainThread(delegate {
				Guide.isVisible = true;
//				NSApp.BeginSheet (window, gameWindow);
				NSApp.RunModalForWindow (window);
//				// sheet is up here.....
//
//				NSApp.EndSheet (window);
				window.OrderOut (gameWindow);
				Guide.isVisible = false;
//
			});
			//window.MakeKeyAndOrderFront(gameWindow);
//				SignedInGamer sig = new SignedInGamer();
//				sig.DisplayName = "MonoMac Gamer";
//				sig.Gamertag = "MonoMac Gamer";
//				sig.InternalIdentifier = Guid.NewGuid();
//
//				Gamer.SignedInGamers.Add(sig);
		}
Exemple #34
0
		private void UpdateMousePosition (PointF location)
		{
			MouseState.X = (int)location.X;
			MouseState.Y = (int)(ClientBounds.Height - location.Y);			
		}
        /// <summary>
        /// To put a table within the existing table at the given position
        /// generateTable will of course re-arrange the widths of the columns.
        /// </summary>
        /// <param name="aTable">the table you want to insert</param>
        /// <param name="aLocation">a System.Drawing.Point</param>
        public void InsertTable(Table aTable, CoreGraphics.CGPoint p)
        {
            if (aTable == null) throw new Exception("insertTable - table has null-value");

            mTableInserted = true;
            aTable.Complete();
            if (p.Y > columns)
                throw new ArgumentException("insertTable -- wrong columnposition("+ p.Y + ") of location; max =" + columns);
            nint rowCount = (nint)p.X + 1 - rows.Count;
            int i = 0;
            if ( rowCount > 0 ) {   //create new rows ?
                for (; i < rowCount; i++) {
                    rows.Add(new Row(columns));
                }
            }

            ((Row) rows[(int)p.X]).SetElement(aTable,(nint)p.Y);

            CurrentLocationToNextValidPosition = p;
        }
        /// <summary>
        /// Constructs a Table with a certain number of columns
        /// and a certain number of Rows.
        /// </summary>
        /// <param name="columns">The number of columns in the table</param>
        /// <param name="rows">The number of rows</param>
        /// <overloads>
        /// Has three overloads
        /// </overloads>
        public Table(int columns, int rows)
            : base(0, 0, 0, 0)
        {
            Border = BOX;
            BorderWidth = 1;
            defaultCell.Border = BOX;

            // a table should have at least 1 column
            if (columns <= 0) {
                throw new BadElementException("A table should have at least 1 column.");
            }
            this.columns = columns;

            // a certain number of rows are created
            for (int i = 0; i < rows; i++) {
                this.rows.Add(new Row(columns));
            }
            curPosition = new CoreGraphics.CGPoint(0, 0);

            // the DEFAULT widths are calculated
            widths = new float[columns];
            float width = 100f / columns;
            for (int i = 0; i < columns; i++) {
                widths[i] = width;
            }
        }
        /// <summary>
        /// Adds a Cell to the Table at a certain location.
        /// </summary>
        /// <param name="aCell">The Cell to add</param>
        /// <param name="aLocation">The location where the Cell will be added</param>
        public void AddCell(Cell aCell, object aLocation)
        {
            CoreGraphics.CGPoint p;
            if (aCell == null) throw new Exception("addCell - cell has null-value");
            if (aLocation == null)
                throw new Exception("addCell - point has null-value");
            else
                p = (CoreGraphics.CGPoint)aLocation;

            if (aCell.IsTable()) {
                IEnumerator i = aCell.Elements.GetEnumerator();
                i.MoveNext();
                InsertTable((Table)i.Current, p);
            }
            if (p.X < 0) throw new BadElementException("row coordinate of location must be >= 0");
            if ((p.Y <= 0) && (p.Y > columns)) throw new BadElementException("column coordinate of location must be >= 0 and < nr of columns");
            if (!IsValidLocation(aCell, p)) throw new BadElementException("Adding a cell at the location (" + p.X + "," + p.Y + ") with a colspan of " + aCell.Colspan + " and a rowspan of " + aCell.Rowspan + " is illegal (beyond boundaries/overlapping).");
            if (aCell.Border == UNDEFINED) aCell.Border = defaultCell.Border;
            aCell.Fill();
            PlaceCell(rows, aCell, p);
            CurrentLocationToNextValidPosition = p;
        }
        public void ReadAll()
        {
            if (meta.ReadInt() != unchecked((int)0x9AC6CDD7)) {
            throw new DocumentException("Not a placeable windows metafile");
            }
            meta.ReadWord();
            left = meta.ReadShort();
            top = meta.ReadShort();
            right = meta.ReadShort();
            bottom = meta.ReadShort();
            inch = meta.ReadWord();
            state.ScalingX = (float)(right - left) / (float)inch * 72f;
            state.ScalingY = (float)(bottom - top) / (float)inch * 72f;
            state.OffsetWx = left;
            state.OffsetWy = top;
            state.ExtentWx = right - left;
            state.ExtentWy = bottom - top;
            meta.ReadInt();
            meta.ReadWord();
            meta.Skip(18);

            int tsize;
            int function;
            cb.SetLineCap(1);
            cb.SetLineJoin(1);
            for (;;) {
            int lenMarker = meta.Length;
            tsize = meta.ReadInt();
            if (tsize < 3)
                break;
            function = meta.ReadWord();
            switch (function) {
                case 0:
                    break;
                case META_CREATEPALETTE:
                case META_CREATEREGION:
                case META_DIBCREATEPATTERNBRUSH:
                    state.AddMetaObject(new MetaObject());
                    break;
                case META_CREATEPENINDIRECT:
                {
                    MetaPen pen = new MetaPen();
                    pen.Init(meta);
                    state.AddMetaObject(pen);
                    break;
                }
                case META_CREATEBRUSHINDIRECT:
                {
                    MetaBrush brush = new MetaBrush();
                    brush.Init(meta);
                    state.AddMetaObject(brush);
                    break;
                }
                case META_CREATEFONTINDIRECT:
                {
                    MetaFont font = new MetaFont();
                    font.Init(meta);
                    state.AddMetaObject(font);
                    break;
                }
                case META_SELECTOBJECT:
                {
                    int idx = meta.ReadWord();
                    state.SelectMetaObject(idx, cb);
                    break;
                }
                case META_DELETEOBJECT:
                {
                    int idx = meta.ReadWord();
                    state.DeleteMetaObject(idx);
                    break;
                }
                case META_SAVEDC:
                    state.SaveState(cb);
                    break;
                case META_RESTOREDC:
                {
                    int idx = meta.ReadShort();
                    state.RestoreState(idx, cb);
                    break;
                }
                case META_SETWINDOWORG:
                    state.OffsetWy = meta.ReadShort();
                    state.OffsetWx = meta.ReadShort();
                    break;
                case META_SETWINDOWEXT:
                    state.ExtentWy = meta.ReadShort();
                    state.ExtentWx = meta.ReadShort();
                    break;
                case META_MOVETO:
                {
                    int y = meta.ReadShort();
                    CoreGraphics.CGPoint p = new CoreGraphics.CGPoint(meta.ReadShort(), y);
                    state.CurrentPoint = p;
                    break;
                }
                case META_LINETO:
                {
                    int y = meta.ReadShort();
                    int x = meta.ReadShort();
                    CoreGraphics.CGPoint p = state.CurrentPoint;
                    cb.MoveTo(state.TransformX(p.X), state.TransformY(p.Y));
                    cb.LineTo(state.TransformX(x), state.TransformY(y));
                    cb.Stroke();
                    state.CurrentPoint = new CoreGraphics.CGPoint(x, y);
                    break;
                }
                case META_POLYLINE:
                {
                    state.LineJoinPolygon = cb;
                    int len = meta.ReadWord();
                    int x = meta.ReadShort();
                    int y = meta.ReadShort();
                    cb.MoveTo(state.TransformX(x), state.TransformY(y));
                    for (int k = 1; k < len; ++k) {
                        x = meta.ReadShort();
                        y = meta.ReadShort();
                        cb.LineTo(state.TransformX(x), state.TransformY(y));
                    }
                    cb.Stroke();
                    break;
                }
                case META_POLYGON:
                {
                    if (IsNullStrokeFill(false))
                        break;
                    int len = meta.ReadWord();
                    int sx = meta.ReadShort();
                    int sy = meta.ReadShort();
                    cb.MoveTo(state.TransformX(sx), state.TransformY(sy));
                    for (int k = 1; k < len; ++k) {
                        int x = meta.ReadShort();
                        int y = meta.ReadShort();
                        cb.LineTo(state.TransformX(x), state.TransformY(y));
                    }
                    cb.LineTo(state.TransformX(sx), state.TransformY(sy));
                    StrokeAndFill();
                    break;
                }
                case META_POLYPOLYGON:
                {
                    if (IsNullStrokeFill(false))
                        break;
                    int numPoly = meta.ReadWord();
                    int[] lens = new int[numPoly];
                    for (int k = 0; k < lens.Length; ++k)
                        lens[k] = meta.ReadWord();
                    for (int j = 0; j < lens.Length; ++j) {
                        int len = lens[j];
                        int sx = meta.ReadShort();
                        int sy = meta.ReadShort();
                        cb.MoveTo(state.TransformX(sx), state.TransformY(sy));
                        for (int k = 1; k < len; ++k) {
                            int x = meta.ReadShort();
                            int y = meta.ReadShort();
                            cb.LineTo(state.TransformX(x), state.TransformY(y));
                        }
                        cb.LineTo(state.TransformX(sx), state.TransformY(sy));
                    }
                    StrokeAndFill();
                    break;
                }
                case META_ELLIPSE:
                {
                    if (IsNullStrokeFill(state.LineNeutral))
                        break;
                    int b = meta.ReadShort();
                    int r = meta.ReadShort();
                    int t = meta.ReadShort();
                    int l = meta.ReadShort();
                    cb.Arc(state.TransformX(l), state.TransformY(b), state.TransformX(r), state.TransformY(t), 0, 360);
                    StrokeAndFill();
                    break;
                }
                case META_ARC:
                {
                    if (IsNullStrokeFill(state.LineNeutral))
                        break;
                    float yend = state.TransformY(meta.ReadShort());
                    float xend = state.TransformX(meta.ReadShort());
                    float ystart = state.TransformY(meta.ReadShort());
                    float xstart = state.TransformX(meta.ReadShort());
                    float b = state.TransformY(meta.ReadShort());
                    float r = state.TransformX(meta.ReadShort());
                    float t = state.TransformY(meta.ReadShort());
                    float l = state.TransformX(meta.ReadShort());
                    float cx = (r + l) / 2;
                    float cy = (t + b) / 2;
                    float arc1 = GetArc(cx, cy, xstart, ystart);
                    float arc2 = GetArc(cx, cy, xend, yend);
                    arc2 -= arc1;
                    if (arc2 <= 0)
                        arc2 += 360;
                    cb.Arc(l, b, r, t, arc1, arc2);
                    cb.Stroke();
                    break;
                }
                case META_PIE:
                {
                    if (IsNullStrokeFill(state.LineNeutral))
                        break;
                    float yend = state.TransformY(meta.ReadShort());
                    float xend = state.TransformX(meta.ReadShort());
                    float ystart = state.TransformY(meta.ReadShort());
                    float xstart = state.TransformX(meta.ReadShort());
                    float b = state.TransformY(meta.ReadShort());
                    float r = state.TransformX(meta.ReadShort());
                    float t = state.TransformY(meta.ReadShort());
                    float l = state.TransformX(meta.ReadShort());
                    float cx = (r + l) / 2;
                    float cy = (t + b) / 2;
                    float arc1 = GetArc(cx, cy, xstart, ystart);
                    float arc2 = GetArc(cx, cy, xend, yend);
                    arc2 -= arc1;
                    if (arc2 <= 0)
                        arc2 += 360;
                    ArrayList ar = PdfContentByte.BezierArc(l, b, r, t, arc1, arc2);
                    if (ar.Count == 0)
                        break;
                    float[] pt = (float [])ar[0];
                    cb.MoveTo(cx, cy);
                    cb.LineTo(pt[0], pt[1]);
                    for (int k = 0; k < ar.Count; ++k) {
                        pt = (float [])ar[k];
                        cb.CurveTo(pt[2], pt[3], pt[4], pt[5], pt[6], pt[7]);
                    }
                    cb.LineTo(cx, cy);
                    StrokeAndFill();
                    break;
                }
                case META_CHORD:
                {
                    if (IsNullStrokeFill(state.LineNeutral))
                        break;
                    float yend = state.TransformY(meta.ReadShort());
                    float xend = state.TransformX(meta.ReadShort());
                    float ystart = state.TransformY(meta.ReadShort());
                    float xstart = state.TransformX(meta.ReadShort());
                    float b = state.TransformY(meta.ReadShort());
                    float r = state.TransformX(meta.ReadShort());
                    float t = state.TransformY(meta.ReadShort());
                    float l = state.TransformX(meta.ReadShort());
                    float cx = (r + l) / 2;
                    float cy = (t + b) / 2;
                    float arc1 = GetArc(cx, cy, xstart, ystart);
                    float arc2 = GetArc(cx, cy, xend, yend);
                    arc2 -= arc1;
                    if (arc2 <= 0)
                        arc2 += 360;
                    ArrayList ar = PdfContentByte.BezierArc(l, b, r, t, arc1, arc2);
                    if (ar.Count == 0)
                        break;
                    float[] pt = (float [])ar[0];
                    cx = pt[0];
                    cy = pt[1];
                    cb.MoveTo(cx, cy);
                    for (int k = 0; k < ar.Count; ++k) {
                        pt = (float [])ar[k];
                        cb.CurveTo(pt[2], pt[3], pt[4], pt[5], pt[6], pt[7]);
                    }
                    cb.LineTo(cx, cy);
                    StrokeAndFill();
                    break;
                }
                case META_RECTANGLE:
                {
                    if (IsNullStrokeFill(true))
                        break;
                    float b = state.TransformY(meta.ReadShort());
                    float r = state.TransformX(meta.ReadShort());
                    float t = state.TransformY(meta.ReadShort());
                    float l = state.TransformX(meta.ReadShort());
                    cb.Rectangle(l, b, r - l, t - b);
                    StrokeAndFill();
                    break;
                }
                case META_ROUNDRECT:
                {
                    if (IsNullStrokeFill(true))
                        break;
                    float h = state.TransformY(0) - state.TransformY(meta.ReadShort());
                    float w = state.TransformX(meta.ReadShort()) - state.TransformX(0);
                    float b = state.TransformY(meta.ReadShort());
                    float r = state.TransformX(meta.ReadShort());
                    float t = state.TransformY(meta.ReadShort());
                    float l = state.TransformX(meta.ReadShort());
                    cb.RoundRectangle(l, b, r - l, t - b, (h + w) / 4);
                    StrokeAndFill();
                    break;
                }
                case META_INTERSECTCLIPRECT:
                {
                    float b = state.TransformY(meta.ReadShort());
                    float r = state.TransformX(meta.ReadShort());
                    float t = state.TransformY(meta.ReadShort());
                    float l = state.TransformX(meta.ReadShort());
                    cb.Rectangle(l, b, r - l, t - b);
                    cb.EoClip();
                    cb.NewPath();
                    break;
                }
                case META_EXTTEXTOUT:
                {
                    int y = meta.ReadShort();
                    int x = meta.ReadShort();
                    int count = meta.ReadWord();
                    int flag = meta.ReadWord();
                    int x1 = 0;
                    int y1 = 0;
                    int x2 = 0;
                    int y2 = 0;
                    if ((flag & (MetaFont.ETO_CLIPPED | MetaFont.ETO_OPAQUE)) != 0) {
                        x1 = meta.ReadShort();
                        y1 = meta.ReadShort();
                        x2 = meta.ReadShort();
                        y2 = meta.ReadShort();
                    }
                    byte[] text = new byte[count];
                    int k;
                    for (k = 0; k < count; ++k) {
                        byte c = (byte)meta.ReadByte();
                        if (c == 0)
                            break;
                        text[k] = c;
                    }
                    string s;
                    try {
                        s = System.Text.Encoding.GetEncoding(1252).GetString(text, 0, k);
                    }
                    catch  {
                        s = System.Text.ASCIIEncoding.ASCII.GetString(text, 0, k);
                    }
                    OutputText(x, y, flag, x1, y1, x2, y2, s);
                    break;
                }
                case META_TEXTOUT:
                {
                    int count = meta.ReadWord();
                    byte[] text = new byte[count];
                    int k;
                    for (k = 0; k < count; ++k) {
                        byte c = (byte)meta.ReadByte();
                        if (c == 0)
                            break;
                        text[k] = c;
                    }
                    string s;
                    try {
                        s = System.Text.Encoding.GetEncoding(1252).GetString(text, 0, k);
                    }
                    catch {
                        s = System.Text.ASCIIEncoding.ASCII.GetString(text, 0, k);
                    }
                    count = (count + 1) & 0xfffe;
                    meta.Skip(count - k);
                    int y = meta.ReadShort();
                    int x = meta.ReadShort();
                    OutputText(x, y, 0, 0, 0, 0, 0, s);
                    break;
                }
                case META_SETBKCOLOR:
                    state.CurrentBackgroundColor = meta.ReadColor();
                    break;
                case META_SETTEXTCOLOR:
                    state.CurrentTextColor = meta.ReadColor();
                    break;
                case META_SETTEXTALIGN:
                    state.TextAlign = meta.ReadWord();
                    break;
                case META_SETBKMODE:
                    state.BackgroundMode = meta.ReadWord();
                    break;
                case META_SETPOLYFILLMODE:
                    state.PolyFillMode = meta.ReadWord();
                    break;
                case META_SETPIXEL:
                {
                    Color color = meta.ReadColor();
                    int y = meta.ReadShort();
                    int x = meta.ReadShort();
                    cb.SaveState();
                    cb.SetColorFill(color);
                    cb.Rectangle(state.TransformX(x), state.TransformY(y), .2f, .2f);
                    cb.Fill();
                    cb.RestoreState();
                    break;
                }
                case META_DIBSTRETCHBLT:
                case META_STRETCHDIB: {
                    int rop = meta.ReadInt();
                    if (function == META_STRETCHDIB) {
                        /*int usage = */ meta.ReadWord();
                    }
                    int srcHeight = meta.ReadShort();
                    int srcWidth = meta.ReadShort();
                    int ySrc = meta.ReadShort();
                    int xSrc = meta.ReadShort();
                    float destHeight = state.TransformY(meta.ReadShort()) - state.TransformY(0);
                    float destWidth = state.TransformX(meta.ReadShort()) - state.TransformX(0);
                    float yDest = state.TransformY(meta.ReadShort());
                    float xDest = state.TransformX(meta.ReadShort());
                    byte[] b = new byte[(tsize * 2) - (meta.Length - lenMarker)];
                    for (int k = 0; k < b.Length; ++k)
                        b[k] = (byte)meta.ReadByte();
                    try {
                        MemoryStream inb = new MemoryStream(b);
                        Image bmp = BmpImage.GetImage(inb, true, b.Length);
                        cb.SaveState();
                        cb.Rectangle(xDest, yDest, destWidth, destHeight);
                        cb.Clip();
                        cb.NewPath();
                        bmp.ScaleAbsolute(destWidth * bmp.Width / srcWidth, -destHeight * bmp.Height / srcHeight);
                        bmp.SetAbsolutePosition(xDest - destWidth * xSrc / srcWidth, yDest + destHeight * ySrc / srcHeight - bmp.ScaledHeight);
                        cb.AddImage(bmp);
                        cb.RestoreState();
                    }
                    catch {
                        // empty on purpose
                    }
                    break;
                }
            }
            meta.Skip((tsize * 2) - (meta.Length - lenMarker));
            }
            state.Cleanup(cb);
        }
        // Called when the UIKeyboardDidShowNotification is sent
        void keyboardDidAppear(NSNotification notification)
        {
            NSDictionary info = notification.UserInfo;
            CoreGraphics.CGSize kbSize = NSValue.ValueFromNonretainedObject (info.ObjectForKey (UIKeyboard.FrameBeginUserInfoKey)).CGRectValue.Size;
            UIEdgeInsets contentInsets = new UIEdgeInsets (new System.nfloat(0.0), new System.nfloat(0.0), kbSize.Height, new System.nfloat(0.0));
            ScrollView.ContentInset = contentInsets;

            // If active text field is hidden by keyboard, scroll it so it's visible
            CoreGraphics.CGRect aRect = this.View.Frame;
            var height = aRect.Size.Height;
            height -= kbSize.Height;
            var size = aRect.Size;
            size.Height = height;
            aRect.Size = size;
            UIView activeField = (UIView)notification.Object;
            if (!aRect.Contains (activeField.Frame.Location)) {
                CoreGraphics.CGPoint scrollPoint = new CoreGraphics.CGPoint (0.0, activeField.Frame.Location.Y - kbSize.Height);
                ScrollView.SetContentOffset (scrollPoint, true);
            }
        }
		void UpdatePanGesture()
		{
			var model = (MasterDetailPage)Element;
			if (!model.IsGestureEnabled)
			{
				if (_panGesture != null)
					View.RemoveGestureRecognizer(_panGesture);
				return;
			}

			if (_panGesture != null)
			{
				View.AddGestureRecognizer(_panGesture);
				return;
			}

			UITouchEventArgs shouldRecieve = (g, t) => !(t.View is UISlider);
			var center = new PointF();
			_panGesture = new UIPanGestureRecognizer(g =>
			{
				switch (g.State)
				{
					case UIGestureRecognizerState.Began:
						center = g.LocationInView(g.View);
						break;
					case UIGestureRecognizerState.Changed:
						var currentPosition = g.LocationInView(g.View);
						var motion = currentPosition.X - center.X;
						var detailView = _detailController.View;
						var targetFrame = detailView.Frame;
						if (Presented)
							targetFrame.X = (nfloat)Math.Max(0, _masterController.View.Frame.Width + Math.Min(0, motion));
						else
							targetFrame.X = (nfloat)Math.Min(_masterController.View.Frame.Width, Math.Max(0, motion));
						detailView.Frame = targetFrame;
						break;
					case UIGestureRecognizerState.Ended:
						var detailFrame = _detailController.View.Frame;
						var masterFrame = _masterController.View.Frame;
						if (Presented)
						{
							if (detailFrame.X < masterFrame.Width * .75)
								Presented = false;
							else
								LayoutChildren(true);
						}
						else
						{
							if (detailFrame.X > masterFrame.Width * .25)
								Presented = true;
							else
								LayoutChildren(true);
						}
						break;
				}
			});
			_panGesture.ShouldReceiveTouch = shouldRecieve;
			_panGesture.MaximumNumberOfTouches = 2;
			View.AddGestureRecognizer(_panGesture);
		}
 /** Creates new MetaState */
 public MetaState()
 {
     savedStates = new Stack();
     MetaObjects = new ArrayList();
     currentPoint = new CoreGraphics.CGPoint(0, 0);
     currentPen = new MetaPen();
     currentBrush = new MetaBrush();
     currentFont = new MetaFont();
 }
		bool ShowFixesMenu (Gtk.Widget parent, Gdk.Rectangle evt, FixMenuDescriptor entrySet)
		{
			if (parent == null || parent.GdkWindow == null)
				return true;
			try {
				#if MAC
				parent.GrabFocus ();
				int x, y;
				x = (int)evt.X;
				y = (int)evt.Y;
				// Explicitly release the grab because the menu is shown on the mouse position, and the widget doesn't get the mouse release event
				Gdk.Pointer.Ungrab (Gtk.Global.CurrentEventTime);
				var menu = CreateNSMenu (entrySet);
				menu.Delegate = new ClosingMenuDelegate (document.Editor);
				var nsview = MonoDevelop.Components.Mac.GtkMacInterop.GetNSView (parent);
				var toplevel = parent.Toplevel as Gtk.Window;
				int trans_x, trans_y;
				parent.TranslateCoordinates (toplevel, (int)x, (int)y, out trans_x, out trans_y);

				// Window coordinates in gtk are the same for cocoa, with the exception of the Y coordinate, that has to be flipped.
				var pt = new CoreGraphics.CGPoint ((float)trans_x, (float)trans_y);
				int w,h;
				toplevel.GetSize (out w, out h);
				pt.Y = h - pt.Y;

				var tmp_event = AppKit.NSEvent.MouseEvent (AppKit.NSEventType.LeftMouseDown,
				pt,
				0, 0,
				MonoDevelop.Components.Mac.GtkMacInterop.GetNSWindow (toplevel).WindowNumber,
				null, 0, 0, 0);

				AppKit.NSMenu.PopUpContextMenu (menu, tmp_event, nsview);
				#else
				var menu = CreateGtkMenu (entrySet);
				menu.Events |= Gdk.EventMask.AllEventsMask;
				menu.SelectFirst (true);

				menu.Hidden += delegate {
					document.Editor.SuppressTooltips = false;
				};
				menu.ShowAll ();
				menu.SelectFirst (true);
				menu.MotionNotifyEvent += (o, args) => {
					if (args.Event.Window == Editor.Parent.TextArea.GdkWindow) {
						StartMenuCloseTimer ();
					} else {
						CancelMenuCloseTimer ();
					}
				};

				GtkWorkarounds.ShowContextMenu (menu, parent, null, evt);
				#endif
			} catch (Exception ex) {
				LoggingService.LogError ("Error while context menu popup.", ex);
			}
			return true;
		}