private void UpdateBounds()
{
if (_window.WindowState != WindowState.Normal)
{
return;
}
var resizeBorder = ExtendedResizeBorder.GetExtendedResizeBorder(_window);
if (resizeBorder == null)
{
return;
}
var bounds = new Rect(_window.Left, _window.Top, _window.ActualWidth, _window.ActualHeight);
_borders.ForEach(x => x.Render(bounds, resizeBorder));
}
public void Render(Rect bounds, ExtendedResizeBorder extendedResizeBorder)
{
Opacity = 1.0 / 255;
var shrink = Normalize(new Thickness(1));
var edge = extendedResizeBorder.Radius;
var inner = new Rect(new Point(bounds.Left + shrink.Left, bounds.Top + shrink.Top),
new Point(bounds.Right - shrink.Right, bounds.Bottom - shrink.Bottom));
var outer = new Rect(new Point(bounds.Left - edge.Left, bounds.Top - edge.Top),
new Point(bounds.Right + edge.Right, bounds.Bottom + edge.Bottom));
inner = Normalize(inner);
outer = Normalize(outer);
_top = edge.Top;
_bottom = _top + bounds.Height;
switch (Direction)
{
case Direction.Left:
UpdateBounds(new Rect(new Point(outer.Left, outer.Top), new Point(inner.Left, outer.Bottom)));
GlowBorder.HorizontalAlignment = HorizontalAlignment.Left;
GlowBorder.Width = edge.Left + shrink.Left;
break;
case Direction.Right:
UpdateBounds(new Rect(new Point(inner.Right, outer.Top), new Point(outer.Right, outer.Bottom)));
GlowBorder.HorizontalAlignment = HorizontalAlignment.Right;
GlowBorder.Width = edge.Right + edge.Right;
break;
case Direction.Top:
UpdateBounds(new Rect(new Point(inner.Left, outer.Top), inner.TopRight));
GlowBorder.VerticalAlignment = VerticalAlignment.Top;
GlowBorder.Height = edge.Top + edge.Top;
break;
case Direction.Bottom:
UpdateBounds(new Rect(inner.BottomLeft, new Point(inner.Right, outer.Bottom)));
GlowBorder.VerticalAlignment = VerticalAlignment.Bottom;
GlowBorder.Height = edge.Bottom + edge.Bottom;
break;
}
}
public ExtendedResizeController(Window window)
{
_window = window;
var shadowBorder = ExtendedResizeBorder.GetExtendedResizeBorder(_window);
if (shadowBorder == null)
{
return;
}
var left = new ExtendedResizeWindow(Direction.Left);
var top = new ExtendedResizeWindow(Direction.Top);
var right = new ExtendedResizeWindow(Direction.Right);
var bottom = new ExtendedResizeWindow(Direction.Bottom);
_borders = new List <ExtendedResizeWindow> {
left, top, right, bottom,
};
_windowInitStub = window.OnInitialized(Initialize);
}
public static void SetExtendedResizeBorder(Window element, ExtendedResizeBorder value)
{
element.SetValue(ExtendedResizeBorderProperty, value);
}
