WPF中控件的对齐方式

 private void Align(string align)
        {
            List<double> leftList = new List<double>();//左边的点坐标
            List<double> topList = new List<double>();//上
            List<double> rightList = new List<double>();//右边的点=左+宽
            List<double> bottomList = new List<double>();//下=上+高
            List<double> btnWiList = new List<double>();//控件的宽
            List<double> btnHeiList = new List<double>();//控件的高
            List<UIElement> uiList = new List<UIElement>();//存放控件
            double gap = 0;//平均间距
            int uiNum = 0;//控件数量
            double left = 0;//记录控件与的间距,设置坐标
            DocumentPanel panel = documentContainer.SelectedItem as DocumentPanel;
            if (panel != null)
            {
                string[] namesList = panel.Caption.ToString().Split('|');
                if (!SvduEditBaseConfig.SvduNameInfo.Contains(namesList[0]))
                {
                    Grid grid = null;
                    if (namesList.Length >= 2 && namesList[1] == "PanelModels")
                    {
                        ScrollViewer scv = panel.Control as ScrollViewer;
                        if (scv != null)
                            grid = scv.Content as Grid;
                    }
                    else
                    {
                        grid = getGrid(panel.Control);
                    }
                    if (grid != null)
                    {
                        foreach (UIElement element in grid.Children)
                        {
                            if (element is Canvas)
                            {
                                Canvas cavPanel = (Canvas)element;
                                AdornerLayer layer = null;
                                try
                                {
                                    layer = AdornerLayer.GetAdornerLayer(cavPanel);
                                }
                                catch (Exception ex)
                                {
                                    string str = string.Format("获取控件失败,原因:{0}", ex.Message);
                                    MessageBox.Show(str, "提示", MessageBoxButton.OK, MessageBoxImage.Information);
                                }
                                if (layer != null)
                                {
                                    foreach (UIElement ui in cavPanel.Children)
                                    {
                                        var adorners = layer.GetAdorners(ui);
                                        if (adorners != null)
                                        {
                                            uiNum++;
                                            if (ui is Button)
                                            {
                                                Button bt = (Button)ui;
                                                leftList.Add(bt.GetLeft());
                                                topList.Add(bt.GetTop());
                                                rightList.Add(bt.GetLeft() + bt.Width);
                                                bottomList.Add(bt.GetTop() + bt.Height);
                                                btnWiList.Add(bt.Width);
                                                btnHeiList.Add(bt.Height);
                                                uiList.Add(bt);
                                            }
                                            if (ui is Label)
                                            {
                                                Label bt = (Label)ui;
                                                leftList.Add(bt.GetLeft());
                                                topList.Add(bt.GetTop());
                                                rightList.Add(bt.GetLeft() + bt.Width);
                                                bottomList.Add(bt.GetTop() + bt.Height);
                                                btnWiList.Add(bt.Width);
                                                btnHeiList.Add(bt.Height);
                                                uiList.Add(bt);
                                            }
                                            if (ui is Line)
                                            {
                                                Line bt = (Line)ui;
                                                double angle = 0;
                                                double b = bt.X2 / Math.Sqrt(2);
                                                //判断是否有旋转角度
                                                RotateTransform rotateTransform = bt.RenderTransform as RotateTransform;
                                                if (rotateTransform != null)
                                                {
                                                    angle = rotateTransform.Angle;
                                                }
                                                if (angle == 135 || angle == 45)//135°的时候左对齐，相当于右对齐
                                                {
                                                    rightList.Add(bt.GetLeft() + b);
                                                    btnHeiList.Add(b);
                                                    btnWiList.Add(b);
                                                    bottomList.Add(bt.GetTop() + b);
                                                }
                                                else if (angle == 90)
                                                {
                                                    rightList.Add(bt.GetLeft() + bt.Height);
                                                    btnHeiList.Add(bt.Width);
                                                    btnWiList.Add(bt.StrokeThickness);
                                                    bottomList.Add(bt.GetTop() + bt.Width);
                                                }
                                                else
                                                {
                                                    rightList.Add(bt.GetLeft() + bt.Width);
                                                    btnHeiList.Add(bt.Height);
                                                    btnWiList.Add(bt.Width);
                                                    bottomList.Add(bt.GetTop() + bt.Height);
                                                }
                                                leftList.Add(bt.GetLeft());
                                                topList.Add(bt.GetTop());
                                                uiList.Add(bt);
                                            }
                                            if (ui is TextBox)
                                            {
                                                TextBox bt = (TextBox)ui;
                                                leftList.Add(bt.GetLeft());
                                                topList.Add(bt.GetTop());
                                                rightList.Add(bt.GetLeft() + bt.Width);
                                                bottomList.Add(bt.GetTop() + bt.Height);
                                                btnWiList.Add(bt.Width);
                                                btnHeiList.Add(bt.Height);
                                                uiList.Add(bt);
                                            }
                                            if (ui is Rectangle)
                                            {
                                                Rectangle bt = (Rectangle)ui;
                                                leftList.Add(bt.GetLeft());
                                                topList.Add(bt.GetTop());
                                                rightList.Add(bt.GetLeft() + bt.Width);
                                                bottomList.Add(bt.GetTop() + bt.Height);
                                                btnWiList.Add(bt.Width);
                                                btnHeiList.Add(bt.Height);
                                                uiList.Add(bt);
                                            }
                                            if (ui is Image)
                                            {
                                                Image bt = (Image)ui;
                                                leftList.Add(bt.GetLeft());
                                                topList.Add(bt.GetTop());
                                                rightList.Add(bt.GetLeft() + bt.Width);
                                                bottomList.Add(bt.GetTop() + bt.Height);
                                                btnWiList.Add(bt.Width); btnHeiList.Add(bt.Height);
                                                uiList.Add(bt);
                                            }
                                            if (ui is Canvas)
                                            {
                                                Canvas bt = (Canvas)ui;
                                                leftList.Add(bt.GetLeft());
                                                topList.Add(bt.GetTop());
                                                rightList.Add(bt.GetLeft() + bt.Width);
                                                bottomList.Add(bt.GetTop() + bt.Height);
                                                btnWiList.Add(bt.Width); btnHeiList.Add(bt.Height);
                                                uiList.Add(bt);
                                            }
                                            if (ui is ControlValuePanel)
                                            {
                                                ControlValuePanel bt = (ControlValuePanel)ui;
                                                leftList.Add(bt.GetLeft());
                                                topList.Add(bt.GetTop());
                                                rightList.Add(bt.GetLeft() + bt.Width);
                                                bottomList.Add(bt.GetTop() + bt.Height);
                                                btnWiList.Add(bt.Width);
                                                btnHeiList.Add(bt.Height);
                                                uiList.Add(bt);
                                            }
                                        }
                                    }
                                    if (uiNum > 0)
                                    {
                                        #region 左对齐
                                        if (align == "Left")//左对齐
                                        {
                                            gap = leftList.Min();
                                            foreach (UIElement ui in uiList)
                                            {
                                                if (ui is Button)
                                                {
                                                    Button bt = (Button)ui;
                                                    bt.SetLeft(gap);
                                                }
                                                if (ui is Label)
                                                {
                                                    Label bt = (Label)ui;
                                                    bt.SetLeft(gap);
                                                }
                                                if (ui is Line)
                                                {
                                                    Line bt = (Line)ui;
                                                    double angle = 0;
                                                    double ness = bt.StrokeThickness;
                                                    //判断是否有旋转角度
                                                    RotateTransform rotateTransform = bt.RenderTransform as RotateTransform;
                                                    if (rotateTransform != null)
                                                    {
                                                        angle = rotateTransform.Angle;
                                                    }
                                                    if (angle == 135)//135°的时候左对齐，相当于右对齐
                                                    {
                                                        double b = bt.Width / Math.Sqrt(2);//
                                                        Canvas.SetLeft(bt, gap + ness + b);
                                                    }
                                                    else if (angle == 90)
                                                    {
                                                        bt.SetLeft(gap + ness);
                                                    }
                                                    else
                                                        bt.SetLeft(gap);
                                                }
                                                if (ui is TextBox)
                                                {
                                                    TextBox bt = (TextBox)ui;
                                                    bt.SetLeft(gap);
                                                }
                                                if (ui is Rectangle)
                                                {
                                                    Rectangle bt = (Rectangle)ui;
                                                    bt.SetLeft(gap);
                                                }
                                                if (ui is Image)
                                                {
                                                    Image bt = (Image)ui;
                                                    bt.SetLeft(gap);
                                                }
                                                if (ui is Canvas)
                                                {
                                                    Canvas bt = (Canvas)ui;
                                                    bt.SetLeft(gap);
                                                }
                                                if (ui is ControlValuePanel)
                                                {
                                                    ControlValuePanel bt = (ControlValuePanel)ui;
                                                    bt.SetLeft(gap);
                                                }
                                            }
                                        }
                                        #endregion
                                        #region 水平居中
                                        else if (align == "HCenter")//s水平居中
                                        {
                                            gap = (bottomList.Max() - topList.Min()) / 2 + topList.Min();
                                            foreach (UIElement ui in uiList)
                                            {
                                                if (ui is Button)
                                                {
                                                    Button bt = (Button)ui;
                                                    bt.SetTop(gap - (bt.Height / 2));
                                                }
                                                if (ui is Label)
                                                {
                                                    Label bt = (Label)ui;
                                                    bt.SetTop(gap - (bt.Height / 2));
                                                }
                                                if (ui is Line)
                                                {
                                                    Line bt = (Line)ui;
                                                    double ness = bt.StrokeThickness;
                                                    double angle = 0;
                                                    //判断是否有旋转角度
                                                    RotateTransform rotateTransform = bt.RenderTransform as RotateTransform;
                                                    if (rotateTransform != null)
                                                    {
                                                        angle = rotateTransform.Angle;
                                                    }
                                                    if (angle == 135 || angle == 45)//135°的时候左对齐，相当于右对齐
                                                    {
                                                        double b = bt.Width / Math.Sqrt(2);
                                                        bt.SetTop(gap - (b / 2));
                                                    }
                                                    else if (angle == 90)
                                                    {
                                                        bt.SetTop(gap - (bt.Width / 2));
                                                    }
                                                    else
                                                        bt.SetTop(gap - (bt.Height / 2));
                                                }
                                                if (ui is TextBox)
                                                {
                                                    TextBox bt = (TextBox)ui;
                                                    bt.SetTop(gap - (bt.Height / 2));
                                                }
                                                if (ui is Rectangle)
                                                {
                                                    Rectangle bt = (Rectangle)ui;
                                                    bt.SetTop(gap - (bt.Height / 2));
                                                }

                                                if (ui is Image)
                                                {
                                                    Image bt = (Image)ui;
                                                    bt.SetTop(gap - (bt.Height / 2));
                                                }
                                                if (ui is Canvas)
                                                {
                                                    Canvas bt = (Canvas)ui;
                                                    bt.SetTop(gap - (bt.Height / 2));
                                                }
                                                if (ui is ControlValuePanel)
                                                {
                                                    ControlValuePanel bt = (ControlValuePanel)ui;
                                                    bt.SetTop(gap - (bt.Height / 2));
                                                }

                                            }

                                        }
                                        #endregion
                                        #region 右对齐
                                        else if (align == "Right")//you对齐
                                        {
                                            gap = rightList.Max();
                                            foreach (UIElement ui in uiList)
                                            {
                                                if (ui is Button)
                                                {
                                                    Button bt = (Button)ui;
                                                    bt.SetLeft(gap - bt.Width);
                                                }
                                                if (ui is Label)
                                                {
                                                    Label bt = (Label)ui;
                                                    bt.SetLeft(gap - bt.Width);
                                                }
                                                if (ui is Line)
                                                {
                                                    Line bt = (Line)ui;
                                                    double ness = bt.StrokeThickness;
                                                    double angle = 0;
                                                    double btLeft = bt.GetLeft();
                                                    //判断是否有旋转角度
                                                    RotateTransform rotateTransform = bt.RenderTransform as RotateTransform;
                                                    if (rotateTransform != null)
                                                    {
                                                        angle = rotateTransform.Angle;
                                                    }
                                                    if (angle == 135)//135°的时候左对齐，相当于右对齐
                                                    { //
                                                        Canvas.SetLeft(bt, gap + ness);
                                                        //Canvas.SetLeft(bt, gap);
                                                    }
                                                    else if (angle == 90)
                                                    {
                                                        Canvas.SetLeft(bt, gap);
                                                    }
                                                    else if (angle == 45)
                                                    {
                                                        double b = bt.Width / Math.Sqrt(2);
                                                        bt.SetLeft(gap - b);
                                                    }
                                                    else bt.SetLeft(gap - bt.Width);
                                                }
                                                if (ui is TextBox)
                                                {
                                                    TextBox bt = (TextBox)ui;
                                                    bt.SetLeft(gap - bt.Width);
                                                }
                                                if (ui is Rectangle)
                                                {
                                                    Rectangle bt = (Rectangle)ui;
                                                    bt.SetLeft(gap - bt.Width);
                                                }
                                                if (ui is Image)
                                                {
                                                    Image bt = (Image)ui;
                                                    bt.SetLeft(gap - bt.Width);
                                                }
                                                if (ui is Canvas)
                                                {
                                                    Canvas bt = (Canvas)ui;
                                                    bt.SetLeft(gap - bt.Width);
                                                }
                                                if (ui is ControlValuePanel)
                                                {
                                                    ControlValuePanel bt = (ControlValuePanel)ui;
                                                    bt.SetLeft(gap - bt.Width);
                                                }
                                            }
                                        }
                                        #endregion

                                        #region 上对齐
                                        else if (align == "Top")//上对齐
                                        {
                                            gap = topList.Min();
                                            foreach (UIElement ui in uiList)
                                            {

                                                if (ui is Button)
                                                {
                                                    Button bt = (Button)ui;
                                                    bt.SetTop(gap);
                                                }
                                                if (ui is Label)
                                                {
                                                    Label bt = (Label)ui;
                                                    bt.SetTop(gap);
                                                }
                                                if (ui is Line)
                                                {
                                                    Line bt = (Line)ui;
                                                    bt.SetTop(gap);
                                                }
                                                if (ui is TextBox)
                                                {
                                                    TextBox bt = (TextBox)ui;
                                                    bt.SetTop(gap);
                                                }
                                                if (ui is Rectangle)
                                                {
                                                    Rectangle bt = (Rectangle)ui;
                                                    bt.SetTop(gap);
                                                }

                                                if (ui is Image)
                                                {
                                                    Image bt = (Image)ui;
                                                    bt.SetTop(gap);
                                                }
                                                if (ui is Canvas)
                                                {
                                                    Canvas bt = (Canvas)ui;
                                                    bt.SetTop(gap);
                                                }
                                                if (ui is ControlValuePanel)
                                                {
                                                    ControlValuePanel bt = (ControlValuePanel)ui;
                                                    bt.SetTop(gap);
                                                }

                                            }
                                        }
                                        #endregion
                                        #region 垂直居中
                                        else if (align == "VCenter")//垂直居中
                                        {
                                            gap = (rightList.Max() - leftList.Min()) / 2 + leftList.Min();
                                            foreach (UIElement ui in uiList)
                                            {
                                                if (ui is Button)
                                                {
                                                    Button bt = (Button)ui;
                                                    bt.SetLeft(gap - (bt.Width / 2));
                                                }
                                                if (ui is Label)
                                                {
                                                    Label bt = (Label)ui;
                                                    bt.SetLeft(gap - (bt.Width / 2));
                                                }
                                                if (ui is Line)
                                                {
                                                    Line bt = (Line)ui;
                                                    double ness = bt.StrokeThickness;
                                                    double angle = 0;
                                                    double b = bt.Width / Math.Sqrt(2);
                                                    //判断是否有旋转角度
                                                    RotateTransform rotateTransform = bt.RenderTransform as RotateTransform;
                                                    if (rotateTransform != null)
                                                    {
                                                        angle = rotateTransform.Angle;
                                                    }
                                                    if (angle == 45)//135°的时候左对齐，相当于右对齐
                                                    {
                                                        bt.SetLeft(gap - (b / 2));
                                                    }
                                                    else if (angle == 90)
                                                    {
                                                        bt.SetLeft(gap - (bt.Height / 2));
                                                    }
                                                    else if (angle == 135)
                                                    {
                                                        bt.SetLeft(gap + (b / 2));
                                                    }
                                                    else
                                                        bt.SetLeft(gap - (bt.Width / 2));
                                                }
                                                if (ui is TextBox)
                                                {
                                                    TextBox bt = (TextBox)ui;
                                                    bt.SetLeft(gap - (bt.Width / 2));
                                                }
                                                if (ui is Rectangle)
                                                {
                                                    Rectangle bt = (Rectangle)ui;
                                                    bt.SetLeft(gap - (bt.Width / 2));
                                                }
                                                if (ui is Image)
                                                {
                                                    Image bt = (Image)ui;
                                                    bt.SetLeft(gap - (bt.Width / 2));
                                                }
                                                if (ui is Canvas)
                                                {
                                                    Canvas bt = (Canvas)ui;
                                                    bt.SetLeft(gap - (bt.Width / 2));
                                                }
                                                if (ui is ControlValuePanel)
                                                {
                                                    ControlValuePanel bt = (ControlValuePanel)ui;
                                                    bt.SetLeft(gap - (bt.Width / 2));
                                                }
                                            }
                                        }
                                        #endregion
                                        #region 下对齐
                                        else if (align == "Bottom")//xia对齐
                                        {
                                            gap = bottomList.Max();
                                            foreach (UIElement ui in uiList)
                                            {
                                                if (ui is Button)
                                                {
                                                    Button bt = (Button)ui;
                                                    bt.SetTop(gap - bt.Height);
                                                }
                                                if (ui is Label)
                                                {
                                                    Label bt = (Label)ui;
                                                    bt.SetTop(gap - bt.Height);
                                                }
                                                if (ui is Line)
                                                {
                                                    Line bt = (Line)ui;
                                                    double ness = bt.StrokeThickness;
                                                    double angle = 0;
                                                    double btLeft = bt.GetLeft();
                                                    //判断是否有旋转角度
                                                    RotateTransform rotateTransform = bt.RenderTransform as RotateTransform;
                                                    if (rotateTransform != null)
                                                    {
                                                        angle = rotateTransform.Angle;
                                                    }
                                                    if (angle == 135 || angle == 45)
                                                    {
                                                        double b = bt.Width / Math.Sqrt(2);
                                                        bt.SetTop(gap - b);
                                                    }
                                                    else if (angle == 90)
                                                    {
                                                        bt.SetTop(gap - bt.Width);
                                                    }
                                                    else
                                                        bt.SetTop(gap - bt.Height);
                                                }
                                                if (ui is TextBox)
                                                {
                                                    TextBox bt = (TextBox)ui;
                                                    bt.SetTop(gap - bt.Height);
                                                }
                                                if (ui is Rectangle)
                                                {
                                                    Rectangle bt = (Rectangle)ui;
                                                    bt.SetTop(gap - bt.Height);
                                                }

                                                if (ui is Image)
                                                {
                                                    Image bt = (Image)ui;
                                                    bt.SetTop(gap - bt.Height);
                                                }
                                                if (ui is Canvas)
                                                {
                                                    Canvas bt = (Canvas)ui;
                                                    bt.SetTop(gap - bt.Height);
                                                }
                                                if (ui is ControlValuePanel)
                                                {
                                                    ControlValuePanel bt = (ControlValuePanel)ui;
                                                    bt.SetTop(gap - bt.Height);
                                                }
                                            }
                                        }
                                        #endregion
                                        #region 水平等间距

                                        else if (align == "Horizontal")
                                        {
                                            int maxIndex = leftList.FindIndex(tt => tt.Equals(leftList.Max()));
                                            int minIndex = leftList.FindIndex(tt => tt.Equals(leftList.Min()));
                                            double ABWeidth = leftList.Max() - (leftList.Min() + btnWiList[minIndex]);
                                            gap = (ABWeidth - (btnWiList.Sum() - btnWiList[minIndex] - btnWiList[maxIndex])) / (uiNum - 1);
                                            if (gap > 0)
                                            {
                                                left = leftList.Min() + btnWiList[minIndex] + gap;
                                                uiList.RemoveAt(minIndex);
                                                btnWiList.RemoveAt(minIndex);
                                                leftList.RemoveAt(minIndex);
                                                maxIndex = leftList.FindIndex(tt => tt.Equals(leftList.Max()));
                                                uiList.RemoveAt(maxIndex);
                                                leftList.RemoveAt(maxIndex);
                                                btnWiList.RemoveAt(maxIndex);
                                                for (int i = uiList.Count - 1; i >= 0; i--)
                                                {
                                                    int le = leftList.FindIndex(tt => tt.Equals(leftList.Min()));
                                                    leftList.RemoveAt(le);
                                                    btnWiList.RemoveAt(le);
                                                    UIElement ui = uiList[le];//
                                                    uiList.RemoveAt(le);
                                                    if (ui is Button)
                                                    {
                                                        Button bt = (Button)ui;
                                                        bt.SetLeft(left);
                                                        left += gap + bt.Width;
                                                    }
                                                    if (ui is Label)
                                                    {
                                                        Label bt = (Label)ui;
                                                        bt.SetLeft(left);
                                                        left += gap + bt.Width;
                                                    }
                                                    if (ui is Line)
                                                    {
                                                        Line bt = (Line)ui;
                                                        double ness = bt.StrokeThickness;
                                                        double angle = 0;
                                                        double btLeft = bt.GetLeft();
                                                        //判断是否有旋转角度
                                                        RotateTransform rotateTransform = bt.RenderTransform as RotateTransform;
                                                        if (rotateTransform != null)
                                                        {
                                                            angle = rotateTransform.Angle;
                                                        }
                                                        double b = bt.X2 / Math.Sqrt(2);
                                                        if (angle == 45)//135°的时候左对齐，相当于右对齐
                                                        {
                                                            Canvas.SetLeft(bt, left);
                                                            left += gap + b;
                                                        }
                                                        else if (angle == 90)
                                                        {
                                                            bt.SetLeft(left);
                                                            left += gap + bt.Height;
                                                        }
                                                        else if (angle == 135)
                                                        {
                                                            bt.SetLeft(left + b);
                                                            left += gap + b;
                                                        }
                                                        else
                                                        {
                                                            bt.SetLeft(left);
                                                            left += gap + bt.Width;
                                                        }
                                                    }
                                                    if (ui is TextBox)
                                                    {
                                                        TextBox bt = (TextBox)ui;
                                                        bt.SetLeft(left);
                                                        left += gap + bt.Width;
                                                    }
                                                    if (ui is Rectangle)
                                                    {
                                                        Rectangle bt = (Rectangle)ui;
                                                        bt.SetLeft(left);
                                                        left += gap + bt.Width;
                                                    }
                                                    if (ui is Image)
                                                    {
                                                        Image bt = (Image)ui;
                                                        bt.SetLeft(left);
                                                        left += gap + bt.Width;
                                                    }
                                                    if (ui is Canvas)
                                                    {
                                                        Canvas bt = (Canvas)ui;
                                                        bt.SetLeft(left);
                                                        left += gap + bt.Width;
                                                    }
                                                    if (ui is ControlValuePanel)
                                                    {
                                                        ControlValuePanel bt = (ControlValuePanel)ui;
                                                        bt.SetLeft(left);
                                                        left += gap + bt.Width;
                                                    }
                                                }
                                            }
                                        }
                                        #endregion
                                        #region 垂直等间距
                                        else if (align == "Vertical")
                                        {
                                            int maxIndex = topList.FindIndex(tt => tt.Equals(topList.Max()));
                                            int minIndex = topList.FindIndex(tt => tt.Equals(topList.Min()));
                                            double ABWeidth = topList.Max() - topList.Min() - btnHeiList[minIndex];
                                            gap = (ABWeidth - (btnHeiList.Sum() - btnHeiList[minIndex] - btnHeiList[maxIndex])) / (uiNum - 1);
                                            if (gap > 0)
                                            {
                                                left = topList.Min() + btnHeiList[minIndex] + gap;
                                                uiList.RemoveAt(minIndex);
                                                topList.RemoveAt(minIndex);
                                                btnHeiList.RemoveAt(minIndex);
                                                maxIndex = topList.FindIndex(tt => tt.Equals(topList.Max()));
                                                uiList.RemoveAt(maxIndex);
                                                topList.RemoveAt(maxIndex);
                                                btnHeiList.RemoveAt(maxIndex);

                                                for (int i = uiList.Count - 1; i >= 0; i--)
                                                {
                                                    int le = topList.FindIndex(tt => tt.Equals(topList.Min()));
                                                    topList.RemoveAt(le);
                                                    btnHeiList.RemoveAt(le);
                                                    UIElement ui = uiList[le];//
                                                    uiList.RemoveAt(le);
                                                    if (ui is Button)
                                                    {
                                                        Button bt = (Button)ui;
                                                        bt.SetTop(left);
                                                        left += gap + bt.Height;
                                                    }
                                                    if (ui is Label)
                                                    {
                                                        Label bt = (Label)ui;
                                                        bt.SetTop(left);
                                                        left += gap + bt.Height;
                                                    }
                                                    if (ui is Line)
                                                    {
                                                        Line bt = (Line)ui;
                                                        double ness = bt.StrokeThickness;
                                                        double angle = 0;
                                                        double btLeft = bt.GetLeft();
                                                        //判断是否有旋转角度
                                                        RotateTransform rotateTransform = bt.RenderTransform as RotateTransform;
                                                        if (rotateTransform != null)
                                                        {
                                                            angle = rotateTransform.Angle;
                                                        }
                                                        double b = bt.Width / Math.Sqrt(2);
                                                        if (angle == 45 || angle == 135)
                                                        {
                                                            bt.SetTop(left);
                                                            left += gap + b;
                                                        }
                                                        else if (angle == 90)
                                                        {
                                                            bt.SetTop(left);
                                                            left += gap + bt.Width;
                                                        }
                                                        else
                                                        {
                                                            bt.SetTop(left);
                                                            left += gap + bt.Height;
                                                        }
                                                    }
                                                    if (ui is TextBox)
                                                    {
                                                        TextBox bt = (TextBox)ui;
                                                        bt.SetTop(left);
                                                        left += gap + bt.Height;
                                                    }
                                                    if (ui is Rectangle)
                                                    {
                                                        Rectangle bt = (Rectangle)ui;
                                                        bt.SetTop(left);
                                                        left += gap + bt.Height;
                                                    }
                                                    if (ui is Image)
                                                    {
                                                        Image bt = (Image)ui;
                                                        bt.SetTop(left);
                                                        left += gap + bt.Height;
                                                    }
                                                    if (ui is Canvas)
                                                    {
                                                        Canvas bt = (Canvas)ui;
                                                        bt.SetTop(left);
                                                        left += gap + bt.Height;
                                                    }
                                                    if (ui is ControlValuePanel)
                                                    {
                                                        ControlValuePanel bt = (ControlValuePanel)ui;
                                                        bt.SetTop(left);
                                                        left += gap + bt.Height;
                                                    }
                                                }
                                            }
                                        }
                                        #endregion
                                    }
                                }
                            }
                        }
                    }
                }
            }
        }

用户对框选的控件进行对齐操作，align 为对齐参数