Exemplo n.º 1
0
        private Point mouseOffset;                  // 鼠标指针与被拖图片位置间的偏差值

        /// <summary>
        /// 对一个RigidbodyUC进行注册,使之能够被拖动、右键旋转
        /// </summary>
        /// <param name="rigidbodyUC"></param>
        public void Register(RigidbodyUC rigidbodyUC)
        {
            rigidbodyUC.MouseLeftButtonDown += (o1, e1) =>
            {
                e1.Handled   = true;
                draged       = (o1 as RigidbodyUC);
                mouseOffset  = e1.GetPosition(draged);
                lastPosition = draged.TranslatePoint(new Point(0, 0), SceneUC);
                if (draged.Parent == SceneUC.MainCanvas)
                {
                    SceneUC.RemoveRigidbodyUC(draged);
                    MainGrid.Children.Add(draged);
                }
                draged.SetValue(Panel.ZIndexProperty, 5);
            };
            rigidbodyUC.MouseRightButtonDown += (o1, e1) => (o1 as RigidbodyUC).Rigidbody.Rotate();
        }
Exemplo n.º 2
0
 private void PlayStopButton_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
 {
     // Stop
     if (SceneUC.IsPlaying)
     {
         PlayStopButton.Source = new BitmapImage(new Uri(@"./Images/PlayButton.png", UriKind.Relative));
         foreach (var ui in ControlUIs)
         {
             ui.IsEnabled = true;
         }
         SceneUC.Stop();
     }
     // Play
     else
     {
         if (InputGravity == null)
         {
             MessageBox.Show("重力加速度参数不合法");
             return;
         }
         if (SceneUC.Scene.Ball == null)
         {
             MessageBox.Show("未放置小球");
             return;
         }
         if (SceneUC.Scene.Flipper == null)
         {
             MessageBox.Show("未放置挡板");
             return;
         }
         PlayStopButton.Source    = new BitmapImage(new Uri(@"./Images/StopButton.png", UriKind.Relative));
         SceneUC.Scene.Gravity    = InputGravity.Value;
         SceneUC.Scene.Ball.Speed = SpeedBoardUC.Speed;
         if (SceneUC.Scene.Flipper != null)
         {
             SceneUC.Scene.Flipper.Speed = Vector2.Zero;
         }
         foreach (var ui in ControlUIs)
         {
             ui.IsEnabled = false;
         }
         SceneUC.Play();
     }
 }
Exemplo n.º 3
0
        private void Window_MouseLeftButtonUp(object sender, MouseButtonEventArgs e)
        {
            if (draged == null)
            {
                return;
            }
            draged.SetValue(Panel.ZIndexProperty, 0);

            var pos = draged.TranslatePoint(new Point(0, 0), SceneUC);

            MainGrid.Children.Remove(draged);
            draged.Rigidbody.Position = new Vector2((int)(pos.X / SceneUC.BlockWidth + 0.5),
                                                    (int)(pos.Y / SceneUC.BlockHeight + 0.5));
            if (SceneUC.AddRigidbodyUC(draged) == false)
            {
                draged.Rigidbody.Position = new Vector2((int)(lastPosition.X / SceneUC.BlockWidth + 0.5),
                                                        (int)(lastPosition.Y / SceneUC.BlockHeight + 0.5));
                SceneUC.AddRigidbodyUC(draged);
            }
            draged = null;
        }