WPF 鼠标移动到图片变大，移开还原，单击触发事件效果

<Grid>

        <Canvas x:Name="LayoutRoot">

            <Image Cursor="Hand" MouseLeftButtonDown="imgLogo1_MouseLeftButtonDown" MouseEnter="imgLogo1_MouseEnter"

                   MouseLeave="imgLogo1_MouseLeave" Canvas.ZIndex="1" x:Name="imgLogo1" Canvas.Left="100"

                   Canvas.Top="60" Height="100" Source="Image/Picture.jpg">

                <Image.RenderTransform>

                    <ScaleTransform x:Name="LogoScale" CenterX="90" CenterY="96">

 

                    </ScaleTransform>

                </Image.RenderTransform>

            </Image>

        </Canvas>

    </Grid>

　　

public partial class Window8 : Window

   {

       public Window8()

       {

           InitializeComponent();

           timer = new System.Windows.Threading.DispatcherTimer();

           timer.Interval = TimeSpan.FromMilliseconds(50);

           timer.Tick += new EventHandler(timer_Tick);

       }

 

       private System.Windows.Threading.DispatcherTimer timer;

       private ScaleDirection scaleDirection ;

       

 

       void timer_Tick(object sender, EventArgs e)

       {

           AdjustScale(scaleDirection, LogoScale);

       }

 

       void AdjustScale(ScaleDirection scaleDirection, ScaleTransform scale)

       {

           if (scaleDirection == ScaleDirection.Down)

           {

               if (scale.ScaleX < 1.3)

               {

                   scale.ScaleX += 0.05; scale.ScaleY += 0.05;

               }

               else

                   timer.Stop();

           }

           else

           {

               if (scale.ScaleX > 1.0)

               {

                   scale.ScaleX -= 0.05;

                   scale.ScaleY -= 0.05;

               }

               else

                   timer.Stop();

           }

       }

 

       enum ScaleDirection

       {

           Up,

           Down

       }

 

       private void imgLogo1_MouseEnter(object sender, MouseEventArgs e)

       {

           scaleDirection = ScaleDirection.Down;

           timer.Start();

       }

 

       private void imgLogo1_MouseLeave(object sender, MouseEventArgs e)

       {

           scaleDirection = ScaleDirection.Up;

           timer.Start();

       }

 

       private void imgLogo1_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)

       {

           MessageBox.Show("test");

       }

   }