C# Media.RotateTransform类代码示例

        private void AntGrid(Grid g)
        {
            g.Width = 5;
            g.Height = 5;
            g.Visibility = Visibility.Visible;

            Storyboard sb = new Storyboard();
            DoubleAnimation da = new DoubleAnimation(5.0, gridmain.ActualWidth - 10, new Duration(TimeSpan.FromSeconds(2)));
            DoubleAnimation da1 = new DoubleAnimation(5.0, gridmain.RowDefinitions[0].ActualHeight - 10, new Duration(TimeSpan.FromSeconds(2)));

            DoubleAnimation da2 = new DoubleAnimation(0, 720, new Duration(TimeSpan.FromSeconds(2)));

            TransformGroup tg = new TransformGroup();
            RotateTransform rt = new RotateTransform(720);

            tg.Children.Add(rt);
            g.RenderTransform = tg;
            g.RenderTransformOrigin = new Point(0.5, 0.5);
            Storyboard.SetTarget(da2, g);
            Storyboard.SetTargetProperty(da2, new PropertyPath("(UIElement.RenderTransform).(TransformGroup.Children)[0].(RotateTransform.Angle)"));//RotateTransform.AngleProperty
            sb.Children.Add(da2);

            Storyboard.SetTarget(da, g);
            Storyboard.SetTargetProperty(da, new PropertyPath(Grid.WidthProperty));
            sb.Children.Add(da);

            Storyboard.SetTarget(da1, g);
            Storyboard.SetTargetProperty(da1, new PropertyPath(Grid.HeightProperty));
            sb.Children.Add(da1);

            if (!Resources.Contains("ShowAn"))
                Resources.Add("ShowAn", sb);
            sb.AccelerationRatio = 1.0;
            sb.Begin();
        }

        public static void ParkHotelExplorer(bool restore, double width, Canvas canvas, double top, double left, double scale, double rotate)
        {
            _canvas = canvas;
            var hotelExplorer = HotelExplorer.GetInstance();
            hotelExplorer.IsFloating = !restore;
            hotelExplorer.HightLight(!restore);
            var ypos = restore ? top : Canvas.GetTop(hotelExplorer);
            var xpos = restore ? width - left - (hotelExplorer.ActualWidth * scale) : Canvas.GetLeft(hotelExplorer);
            var yTo = restore ? 55 : top;
            var xTo = restore ? 55 : width - left - (hotelExplorer.ActualWidth / scale);
            var zoomFrom = restore ? scale : 1;
            var zoomTo = restore ? 1 : scale;
            var rotateFrom = restore ? rotate : 0;
            var rotateTo = restore ? 0 : rotate;
            var yAnimation = new DoubleAnimation
                                 {
                                     From = ypos,
                                     To = yTo,
                                     Duration = new Duration(TimeSpan.FromMilliseconds(500))
                                 };
            var xAnimation = new DoubleAnimation
                                 {
                                     From = xpos,
                                     To = xTo,
                                     Duration = new Duration(TimeSpan.FromMilliseconds(1000))
                                 };

            hotelExplorer.BeginAnimation(Canvas.TopProperty, yAnimation);
            hotelExplorer.BeginAnimation(Canvas.LeftProperty, xAnimation);

            var zoom = new DoubleAnimation
                           {
                               From = zoomFrom,
                               To = zoomTo,
                               BeginTime = TimeSpan.FromMilliseconds(0),
                               Duration = new Duration(TimeSpan.FromMilliseconds(1000))
                           };

            var rotateAnimation = new DoubleAnimation
                             {
                                 From = rotateFrom,
                                 To = rotateTo,
                                 BeginTime = TimeSpan.FromMilliseconds(0),
                                 Duration = new Duration(TimeSpan.FromMilliseconds(1000))
                             };

            zoom.Completed += HotelZoomCompleted;

            var st = new ScaleTransform();
            var rt = new RotateTransform(rotateTo, 0, 0);

            var group = new TransformGroup();
            group.Children.Add(st);
            group.Children.Add(rt);

            hotelExplorer.Container.WorkingObject.RenderTransform = group;
            st.BeginAnimation(ScaleTransform.ScaleXProperty, zoom);
            st.BeginAnimation(ScaleTransform.ScaleYProperty, zoom);
            st.BeginAnimation(RotateTransform.AngleProperty, rotateAnimation);
        }

        private void btnSpinner_MouseEnter(object sender, MouseEventArgs e)
        {
            if (!isSpinning)
            {
                isSpinning = true;

                // Make a double animation object, and register
                // with the Completed event.
                DoubleAnimation dblAnim = new DoubleAnimation();
                dblAnim.Completed += (o, s) => { isSpinning = false; };

                // Button has 4 seconds to finish the spin!
                dblAnim.Duration = new Duration(TimeSpan.FromSeconds(4));

                // Set the start value and end value.
                dblAnim.From = 0;
                dblAnim.To = 360;

                // Now, create a RotateTransform object, and set
                // it to the RenderTransform property of our
                // button
                RotateTransform rt = new RotateTransform();
                btnSpinner.RenderTransform = rt;

                // Now, animation the RotateTransform object.
                rt.BeginAnimation(RotateTransform.AngleProperty, dblAnim);
            }
        }

        private void RotateThumb_DragStarted(object sender, DragStartedEventArgs e)
        {
            this.designerItem = DataContext as ContentControl;

            if (this.designerItem != null)
            {
                this.canvas = VisualTreeHelper.GetParent(this.designerItem) as Canvas;

                if (this.canvas != null)
                {
                    this.centerPoint = this.designerItem.TranslatePoint(
                        new Point(this.designerItem.Width * this.designerItem.RenderTransformOrigin.X,
                                  this.designerItem.Height * this.designerItem.RenderTransformOrigin.Y),
                                  this.canvas);

                    Point startPoint = Mouse.GetPosition(this.canvas);
                    this.startVector = Point.Subtract(startPoint, this.centerPoint);

                    this.rotateTransform = this.designerItem.RenderTransform as RotateTransform;
                    if (this.rotateTransform == null)
                    {
                        this.designerItem.RenderTransform = new RotateTransform(0);
                        this.initialAngle = 0;
                    }
                    else
                    {
                        this.initialAngle = this.rotateTransform.Angle;
                    }
                }
            }
        }

        public 一个一级部件(bool trurForAdd_falseForAddAndInsert)
        {
            //true for added items like 一个一级部件(),一个按钮
            //false for inserted items, 两个按钮
            InitializeComponent();
            桥梁组成一级部件参数 = new 桥梁组成一级部件();
            this.DataContext = 桥梁组成一级部件参数;
            二级部件集合ListView.DataContext = this;
            if (!trurForAdd_falseForAddAndInsert)
            {
                AddNewItem.MouseLeftButtonUp += DeleteItem;
                InsertNewItem.MouseLeftButtonUp += InsertNewItem_MouseLeftButtonUp;

                InsertNewItem.Visibility = Visibility.Visible;
                RotateTransform rotateTrans = new RotateTransform();
                AddNewItem.RenderTransform = rotateTrans;
                DoubleAnimation rotateAnim = new DoubleAnimation(45, TimeSpan.FromMilliseconds(300));
                rotateTrans.BeginAnimation(RotateTransform.AngleProperty, rotateAnim);
            }
            else
            {
                AddNewItem.MouseLeftButtonUp += AddNewItem_MouseLeftButtonUp;
                InsertNewItem.MouseLeftButtonUp += InsertNewItem_MouseLeftButtonUp;
            }
        }

        private void SetupAnimationForGear(Canvas gearBox, double ratio, SweepDirection direction)
        {
            var duration = TimeSpan.FromMilliseconds(30000*ratio);

            var animationRotation = new DoubleAnimationUsingKeyFrames
                                        {
                                            Duration = new Duration(duration),
                                            RepeatBehavior = RepeatBehavior.Forever
                                        };

            animationRotation.KeyFrames.Add(new LinearDoubleKeyFrame(0, KeyTime.FromPercent(0)));
            animationRotation.KeyFrames.Add(new LinearDoubleKeyFrame(
                                                direction == SweepDirection.Clockwise ? 360 : -360,
                                                KeyTime.FromPercent(1)));

            var rotateTransform = new RotateTransform();
            gearBox.RenderTransform = rotateTransform;
            gearBox.RenderTransformOrigin = new Point(0.5, 0.5);

            Storyboard.SetTarget(animationRotation, rotateTransform);
            Storyboard.SetTargetProperty(animationRotation, new PropertyPath(RotateTransform.AngleProperty));

            animationRotation.Freeze();

            _storyBoard.Children.Add(animationRotation);
        }

        /// <summary>
        /// Updates the canvas information (for if canvas size changes)
        /// </summary>
        public void Update(Size canvasSize, int gridSize)
        {
            var previousSize = CanvasSize;

            Center = new Point(canvasSize.Width / 2, canvasSize.Height / 2);

            RotationTransform = new RotateTransform(45, Center.X, Center.Y);
            FlipTransform = new ScaleTransform(1, -1, Center.X, Center.Y);
            Transforms = new TransformGroup();
            Transforms.Children.Add(RotationTransform);
            Transforms.Children.Add(FlipTransform);

            RotationTransformReverse = new RotateTransform(-45, Center.X, Center.Y);
            TransformsReverse = new TransformGroup();
            TransformsReverse.Children.Add(FlipTransform);
            TransformsReverse.Children.Add(RotationTransform);

            CanvasSize = canvasSize;
            Grid = new Size((int)(canvasSize.Width / gridSize), (int)(canvasSize.Height / gridSize));
            GridSquareSize = new Size(gridSize, gridSize);
            LastCanvas = this;

            ClipRegion = new RectangleGeometry(new Rect(new Point(20, 20), new Size(canvasSize.Width - 40, canvasSize.Height - 40)));

            if (OnCanvasSizeChanged != null && !previousSize.Equals(CanvasSize))
                OnCanvasSizeChanged(previousSize, CanvasSize);
        }

 //飞机角度改变
 public void PlaneRotare(double angle)
 {
     RotateTransform rt = new RotateTransform(-1 * angle);
     rt.CenterX = 0;
     rt.CenterY = 20;
     this.img_plane.RenderTransform = rt;
 }

        public void rotate()
        {
            RotateTransform rt = new RotateTransform();
            RotateTransform rt2 = new RotateTransform();
           
            if (!rotated)
            {
                cross1RotateToX.Begin();
                cross2RotateToX.Begin();
                rt.Angle = 180+45;
                rt.CenterX = 1.5;
                rt.CenterY = 8;
                rt2.Angle = 180+45;
                rt2.CenterX = 8;
                rt2.CenterY = 1.5;
                rotated = true;
            }
            else
            {
                cross1RotateToPlus.Begin();
                cross2RotateToPlus.Begin();
                rt.Angle = 0;
                rt2.Angle = 0;
                rotated = false;
            }                
            //cross1.RenderTransform = rt;
           

           // cross2.RenderTransform = rt2;

            
        }

        public override void PerformTranstition(UserControl newPage, UserControl oldPage)
        {
            this.newPage = newPage;
            this.oldPage = oldPage;

            Duration duration = new Duration(time);

            DoubleAnimation animation = new DoubleAnimation();
            animation.Duration = duration;
            animation.To = 90;

            Storyboard sb = new Storyboard();
            sb.Duration = duration;
            sb.Children.Add(animation);
            sb.Completed += sb_Completed;

            RotateTransform sc = new RotateTransform();
            sc.CenterX = centre.X * oldPage.ActualWidth;
            sc.CenterY = centre.Y * oldPage.ActualHeight;
            oldPage.RenderTransform = sc;

            Storyboard.SetTarget(animation, sc);
            //Storyboard.SetTargetProperty(animation, "Angle");
            Storyboard.SetTargetProperty(animation, new PropertyPath("Angle"));

            //oldPage.Resources.Add(sb);

            sb.Begin();
        }

        private void AddNewItem_MouseLeftButtonUp(object sender, MouseButtonEventArgs e)
        {
            TimeSpan du = TimeSpan.FromMilliseconds(400);
            AddOrDeleteButton tb = sender as AddOrDeleteButton;
            RotateTransform rotateTrans = new RotateTransform();
            tb.RenderTransform = rotateTrans;
            DoubleAnimation rotateAnim = new DoubleAnimation(45, du);
            rotateTrans.BeginAnimation(RotateTransform.AngleProperty, rotateAnim);
            tb.MouseLeftButtonUp -= AddNewItem_MouseLeftButtonUp;
            tb.MouseLeftButtonUp += DeleteItem_MouseLeftButtonUp;
            DependencyObject dListView = tb;
            DependencyObject scrollViewer = tb;
            while (!(dListView is 一个二级部件))
            {
                dListView = VisualTreeHelper.GetParent(dListView);
            }
            while (!(scrollViewer is ScrollViewer))
            {
                scrollViewer = VisualTreeHelper.GetParent(scrollViewer);
            }
            一个二级部件 ListView = dListView as 一个二级部件;

            一条指标 ListViewItem = new 一条指标();
            ListView.指标集合.Add(ListViewItem);
            (scrollViewer as ScrollViewer).ScrollToBottom();
            ScaleTransform scaleTransform = new ScaleTransform();
            ListViewItem.RenderTransform = scaleTransform;
            DoubleAnimation scaleAnim = new DoubleAnimation(0, 1, du);
            scaleTransform.BeginAnimation(ScaleTransform.ScaleYProperty, scaleAnim);
        }

        public Spinner()
        {
            var duration = TimeSpan.FromSeconds(1.3);

            m_Animation = new DoubleAnimationUsingKeyFrames()
            {
                RepeatBehavior = RepeatBehavior.Forever,
                Duration = duration
            };

            for (int i = 0; i < c_Blobs; i++)
            {
                m_Animation.KeyFrames.Add(new DiscreteDoubleKeyFrame(i * 360.0 / c_Blobs, KeyTime.Paced));
            }

            var rotateTransform = new RotateTransform();
            RenderTransform = rotateTransform;

            for (int i = 0; i < c_Blobs; i++)
            {
                var r = (byte)(0xFF - (((0xFF - 0x17) / c_Blobs) * i));
                var g = (byte)(0xFF - (((0xFF - 0x7F) / c_Blobs) * i));
                var b = (byte)(0xFF - (((0xFF - 0x2E) / c_Blobs) * i));

                m_Brushes[i] = new SolidColorBrush(Color.FromRgb(r, g, b));
                m_Brushes[i].Freeze();
            }
        }

        private void RenderImportanceArrow(DrawingContext dc, FrameworkElement mostImportant, FrameworkElement leastImportant)
        {
            var startPoint = FindPoint(mostImportant, new Point(mostImportant.ActualWidth/2, mostImportant.ActualHeight));
            var endPoint = FindPoint(leastImportant, new Point(leastImportant.ActualWidth/2, 0));

            var vector = Point.Subtract(endPoint, startPoint);

            var midPoint = Point.Add(startPoint, Vector.Multiply(vector, 0.66));

            Transform arrowTransform = Transform.Identity;
            double angle;
            if (Math.Abs((angle = Vector.AngleBetween(vector, new Vector(0, -1))) - 0) > double.Epsilon)
            {
                arrowTransform = new RotateTransform(angle, midPoint.X, midPoint.Y);
            }

            var line = BuildPath.From(startPoint).LineTo(endPoint.X, endPoint.Y).Build();
            var arrow = BuildPath.From(midPoint.X - 3, midPoint.Y - 3).LineTo(midPoint.X, midPoint.Y)
                .LineTo(midPoint.X + 3, midPoint.Y - 3).Build();

            dc.DrawGeometry(null, _pen, line);

            dc.PushTransform(arrowTransform);

            dc.DrawGeometry(null, _pen, arrow);

            dc.Pop();
        }

		private void ChangeLayoutTransform()
		{
			if (placement == AxisPlacement.Left)
				LayoutTransform = new RotateTransform(-90);
			else
				LayoutTransform = new RotateTransform(90);
		}

        public Sprite(FrameworkElement content)
        {
            Content = content;
            Width = (float)content.Width;
            Height = (float)content.Height;

            TranslateTransform = new TranslateTransform();
            TranslateTransform.X = 0;
            TranslateTransform.Y = 0;

            RotateTransform = new RotateTransform();
            RotateTransform.CenterX = Origin.X;
            RotateTransform.CenterY = Origin.Y;
            RotateTransform.Angle = 0;

            ScaleTransform = new ScaleTransform();
            ScaleTransform.ScaleX = 1;
            ScaleTransform.ScaleY = 1;

            _transformGroup = new TransformGroup();
            _transformGroup.Children.Add(RotateTransform);
            _transformGroup.Children.Add(TranslateTransform);
            _transformGroup.Children.Add(ScaleTransform);
            RenderTransform = _transformGroup;
        }