public static void CenterShow(Panel pc, FrameworkElement fc)
{
if (!pc.Children.Contains(fc))
{
pc.Children.Add(fc);
}
double w, h;
if (fc.Width > 0)
{
w = fc.Width;
}
else
{
w = fc.ActualWidth;
}
if (fc.Height > 0)
{
h = fc.Height;
}
else
{
h = fc.ActualHeight;
}
w = (pc.ActualWidth - w) / 2;
h = (pc.ActualHeight - h) / 2;
Canvas.SetLeft(fc, w);
Canvas.SetTop(fc, h);
ActionActive.Active(fc);
}
public void MoveArea_PointerPressed(object sender, PointerRoutedEventArgs e)
{
if (_EnableH || _EnableV)
{
FrameworkElement item = sender as FrameworkElement;
IsMove = true;
//isMouseCaptured = true;
//e.Handled = false;
//UserControl uc = (UserControl)po.Parent;
Canvas p = po.Parent as Canvas;
ActionActive.Active(po);
mouseVerticalPosition = e.GetCurrentPoint(p).Position.Y;
mouseHorizontalPosition = e.GetCurrentPoint(p).Position.X;
}
}
public static void Active(FrameworkElement o)
{
int z = ActionActive.getMaxZIndex(o);
Canvas.SetZIndex(o, z + 1);
}
public void ActiveWindow()
{
//LynxDesktop ld = LynxDesktop.FindLynxDesktop(this);
//this.SetValue(Canvas.ZIndexProperty, ld.MaxZIndex++);
ActionActive.Active(this);
}
public void setArrow(Point SP, Point EP, double r, Color sc, Color ec, Color ForeColor)
{
double arc = -Math.Atan((EP.Y - SP.Y) / (EP.X - SP.X));
bool isR = true;
if (EP.X - SP.X > 0)
{
}
else
{
isR = false;
}
Point[] dp = new Point[7];
dp[0] = new Point(SP.X + Math.Cos(Math.PI / 6 + arc) * r, SP.Y - Math.Sin(Math.PI / 6 + arc) * r);
dp[6] = new Point(SP.X + Math.Cos(-Math.PI / 6 + arc) * r, SP.Y - Math.Sin(-Math.PI / 6 + arc) * r);
dp[1] = new Point(EP.X + Math.Cos(Math.PI / 2 + arc) * r, EP.Y - Math.Sin(Math.PI / 2 + arc) * r);
dp[2] = new Point(EP.X + Math.Cos(Math.PI / 2 + arc) * (r + r), EP.Y - Math.Sin(Math.PI / 2 + arc) * (r + r));
if (isR)
{
dp[3] = new Point(EP.X - Math.Cos(Math.PI + arc) * (r + r), EP.Y + Math.Sin(Math.PI + arc) * (r + r));
}
else
{
dp[3] = new Point(EP.X + Math.Cos(Math.PI + arc) * (r + r), EP.Y - Math.Sin(Math.PI + arc) * (r + r));
}
dp[4] = new Point(EP.X + Math.Cos(-Math.PI / 2 + arc) * (r + r), EP.Y - Math.Sin(-Math.PI / 2 + arc) * (r + r));
dp[5] = new Point(EP.X + Math.Cos(-Math.PI / 2 + arc) * r, EP.Y - Math.Sin(-Math.PI / 2 + arc) * r);
if (DeskPanel.Children.Contains(DragArrow))
{
DeskPanel.Children.Remove(DragArrow);
}
DragArrow = new Path();
PathGeometry pg = new PathGeometry();
DragArrow.Data = pg;
PathFigure pf = new PathFigure();
pg.Figures.Add(pf);
pf.StartPoint = dp[0];
LineSegment l1 = new LineSegment();
l1.Point = dp[1];
LineSegment l2 = new LineSegment();
l2.Point = dp[2];
LineSegment l3 = new LineSegment();
l3.Point = dp[3];
LineSegment l4 = new LineSegment();
l4.Point = dp[4];
LineSegment l5 = new LineSegment();
l5.Point = dp[5];
LineSegment l6 = new LineSegment();
l6.Point = dp[6];
//LineSegment l7 = new LineSegment();
//l7.Point=dp[0];
ArcSegment a = new ArcSegment();
a.Size = new Size(2 * r, 2 * r);
if (isR)
{
a.SweepDirection = SweepDirection.Clockwise;
a.IsLargeArc = true;
}
else
{
a.SweepDirection = SweepDirection.Counterclockwise;
a.IsLargeArc = true;
}
a.Point = dp[0];
pf.Segments.Add(l1);
pf.Segments.Add(l2);
pf.Segments.Add(l3);
pf.Segments.Add(l4);
pf.Segments.Add(l5);
pf.Segments.Add(l6);
//pf.Segments.Add(l7);
pf.Segments.Add(a);
LinearGradientBrush rb = new LinearGradientBrush();
//rb.Center=PCenter;
rb.MappingMode = BrushMappingMode.Absolute;
rb.StartPoint = SP;
rb.EndPoint = EP;
//rb.GradientOrigin = PCenter;
//rb.Center = PCenter;
GradientStop gc = new GradientStop();
gc.Color = sc;
gc.Offset = 0;
GradientStop gc1 = new GradientStop();
gc1.Color = ec;
gc1.Offset = 1;
rb.GradientStops.Add(gc);
rb.GradientStops.Add(gc1);
DragArrow.Fill = rb;
DragArrow.Stroke = new SolidColorBrush(ForeColor);
DragArrow.StrokeThickness = 1;
if (!DeskPanel.Children.Contains(DragArrow))
{
DeskPanel.Children.Add(DragArrow);
}
ActionActive.Active(DragArrow);
//Canvas.SetZIndex(DragArrow, 100);
//DrawCanvas.Children.Add(p);
//return p;
}