/// <summary>
/// An equals function, compares this instance of FreeFormObject to another instance of FreeFormObject and returns whether or not they are equal.
/// </summary>
/// <param name="p">An instance of FreeFormObject to be compared</param>
/// <returns>A boolean value representing equality</returns>
public bool Equals(FreeFormObject p)
{
return(_type == p._type &&
_x == p._x &&
_y == p._y &&
_width == p._width &&
_height == p._height &&
_angle == p._angle);
}
public static void RemoveKeySequenceElement(FreeFormObject element)
{
ContentControl existingControl = FindElementByTag(element);
if (existingControl != null)
{
static_canvas.Children.Remove(existingControl);
}
}
public static void AddKeySequenceElement(FreeFormObject element, Color element_color, String element_name)
{
ContentControl existingControl = FindElementByTag(element);
if (existingControl == null)
{
ContentControl newcontrol = new ContentControl();
newcontrol.Width = element.Width;
newcontrol.Height = element.Height;
newcontrol.SetValue(Selector.IsSelectedProperty, true);
newcontrol.SetValue(Canvas.TopProperty, (double)(element.Y + Effects.grid_baseline_y));
newcontrol.SetValue(Canvas.LeftProperty, (double)(element.X + Effects.grid_baseline_x));
RotateTransform transform = new RotateTransform();
transform.Angle = element.Angle;
newcontrol.SetValue(RenderTransformProperty, transform);
newcontrol.Style = style;
newcontrol.Tag = element;
newcontrol.SizeChanged += Newcontrol_SizeChanged;
var descriptor = DependencyPropertyDescriptor.FromProperty(
Canvas.LeftProperty, typeof(ContentControl)
);
descriptor.AddValueChanged(newcontrol, OnCanvasLeftChanged);
var descriptor_top = DependencyPropertyDescriptor.FromProperty(
Canvas.TopProperty, typeof(ContentControl)
);
descriptor_top.AddValueChanged(newcontrol, OnCanvasTopChanged);
var descriptor_angle = DependencyPropertyDescriptor.FromProperty(
RenderTransformProperty, typeof(ContentControl)
);
descriptor_angle.AddValueChanged(newcontrol, OnAngleChanged);
Shape content = new Rectangle();
content = new Rectangle();
content.Fill = new SolidColorBrush(element_color);
content.IsHitTestVisible = false;
content.Opacity = 0.50D;
Grid content_grid = new Grid();
content_grid.IsHitTestVisible = false;
content_grid.Children.Add(content);
Label label = new Label();
label.Foreground = new SolidColorBrush(Color.FromRgb(0, 0, 0));
label.Content = element_name;
label.IsHitTestVisible = false;
content_grid.Children.Add(label);
newcontrol.Content = content_grid;
static_canvas.Children.Add(newcontrol);
}
}
private static ContentControl FindElementByTag(FreeFormObject tag)
{
ContentControl foundElement = null;
foreach (var child in static_canvas.Children)
{
if (child is ContentControl && tag.Equals((child as ContentControl).Tag))
{
foundElement = child as ContentControl;
break;
}
}
return(foundElement);
}
