/// <summary>
/// Creates a new <see cref="XGroup"/> instance.
/// </summary>
/// <param name="name">The group name.</param>
/// <param name="shapes">The shapes collection.</param>
/// <param name="source">The source shapes collection.</param>
/// <returns>The new instance of the <see cref="XGroup"/> class.</returns>
public static XGroup Group(string name, IEnumerable <BaseShape> shapes, IList <BaseShape> source = null)
{
var group = XGroup.Create(name);
if (shapes != null)
{
foreach (var shape in shapes)
{
if (shape is XPoint)
{
group.AddConnectorAsNone(shape as XPoint);
}
else
{
group.AddShape(shape);
}
if (source != null)
{
source.Remove(shape);
}
}
}
if (source != null)
{
source.Add(group);
}
return(group);
}
public void ShapesProperties_Gets_Shapes_And_Connectors_Properties()
{
var target = new XGroup();
var shape = new Class1();
shape.Data.Properties = shape.Data.Properties.Add(new XProperty());
target.Shapes = target.Shapes.Add(shape);
var point = new XPoint();
point.Data.Properties = point.Data.Properties.Add(new XProperty());
target.Connectors = target.Connectors.Add(point);
Assert.Equal(2, target.ShapesProperties.Length);
}
public void ShapesProperties_Cache_Should_Reset_After_Connectors_Updated()
{
var target = new XGroup();
var point1 = new XPoint();
point1.Data.Properties = point1.Data.Properties.Add(new XProperty());
target.Connectors = target.Connectors.Add(point1);
Assert.Equal(1, target.ShapesProperties.Length);
var point2 = new XPoint();
point2.Data.Properties = point2.Data.Properties.Add(new XProperty());
target.Connectors = target.Connectors.Add(point2);
Assert.Equal(2, target.ShapesProperties.Length);
}
public void ShapesProperties_Cache_Should_Reset_After_Shapes_Updated()
{
var target = new XGroup();
var shape1 = new Class1();
shape1.Data.Properties = shape1.Data.Properties.Add(new XProperty());
target.Shapes = target.Shapes.Add(shape1);
Assert.Equal(1, target.ShapesProperties.Length);
var shape2 = new Class1();
shape2.Data.Properties = shape2.Data.Properties.Add(new XProperty());
target.Shapes = target.Shapes.Add(shape2);
Assert.Equal(2, target.ShapesProperties.Length);
}
public void GetPoints_Returns_Shapes_And_Connector_Points()
{
var target = new XGroup();
var text = new XText();
text.Data.Properties = text.Data.Properties.Add(new XProperty());
target.Shapes = target.Shapes.Add(text);
var point = new XPoint();
point.Data.Properties = point.Data.Properties.Add(new XProperty());
target.Connectors = target.Connectors.Add(point);
Assert.Equal(3, target.GetPoints().Count());
}
public void Connectors_Not_Null()
{
var target = new XGroup();
Assert.NotNull(target.Connectors);
}
public void Shapes_Not_Null()
{
var target = new XGroup();
Assert.NotNull(target.Shapes);
}
public void Ungroup_Shape_Remove_And_Add_To_Source()
{
var shape = new Class1();
var point1 = new XPoint();
var point2 = new XPoint();
var point3 = new XPoint();
var target = new XGroup();
target.AddShape(shape);
target.AddConnectorAsNone(point1);
target.AddConnectorAsInput(point2);
target.AddConnectorAsOutput(point3);
var source = new List<BaseShape> { target };
XGroup.Ungroup(target, source);
Assert.Contains(shape, source);
Assert.Contains(point1, source);
Assert.Contains(point2, source);
Assert.Contains(point3, source);
Assert.Equal(4, source.Count);
Assert.False(point1.State.Flags.HasFlag(ShapeStateFlags.Connector | ShapeStateFlags.None));
Assert.False(point2.State.Flags.HasFlag(ShapeStateFlags.Connector | ShapeStateFlags.Input));
Assert.False(point3.State.Flags.HasFlag(ShapeStateFlags.Connector | ShapeStateFlags.Output));
Assert.True(shape.State.Flags.HasFlag(ShapeStateFlags.Standalone));
Assert.True(point1.State.Flags.HasFlag(ShapeStateFlags.Standalone));
Assert.True(point2.State.Flags.HasFlag(ShapeStateFlags.Standalone));
Assert.True(point3.State.Flags.HasFlag(ShapeStateFlags.Standalone));
}
public void Inherits_From_BaseShape()
{
var target = new XGroup();
Assert.True(target is BaseShape);
}
public void AddConnectorAsOutput_Add_Point_To_Connectors_As_Output()
{
var target = new XGroup();
var point = new XPoint();
target.AddConnectorAsOutput(point);
Assert.Equal(point.Owner, target);
Assert.True(point.State.Flags.HasFlag(ShapeStateFlags.Connector | ShapeStateFlags.Output));
Assert.False(point.State.Flags.HasFlag(ShapeStateFlags.Standalone));
Assert.Contains(point, target.Connectors);
Assert.Equal(1, target.Connectors.Length);
}
public void AddShape_Add_Shape_To_Shapes()
{
var target = new XGroup();
var shape = new Class1();
target.AddShape(shape);
Assert.Equal(shape.Owner, target);
Assert.False(shape.State.Flags.HasFlag(ShapeStateFlags.Standalone));
Assert.Contains(shape, target.Shapes);
Assert.Equal(1, target.Shapes.Length);
}
/// <summary>
///
/// </summary>
/// <param name="group"></param>
/// <param name="v"></param>
/// <param name="threshold"></param>
/// <param name="dx"></param>
/// <param name="dy"></param>
/// <returns></returns>
public static BaseShape HitTestGroup(XGroup group, Vector2 v, double threshold, double dx, double dy)
{
foreach (var connector in group.Connectors.Reverse())
{
if (ShapeBounds.GetPointBounds(connector, threshold, dx, dy).Contains(v))
{
return connector;
}
}
var result = HitTest(group.Shapes.Reverse(), v, threshold, dx, dy);
if (result != null)
{
return group;
}
return null;
}
/// <summary>
///
/// </summary>
/// <param name="group"></param>
/// <param name="rect"></param>
/// <param name="selection"></param>
/// <param name="selected"></param>
/// <param name="threshold"></param>
/// <param name="dx"></param>
/// <param name="dy"></param>
/// <returns></returns>
public static bool HitTestGroup(XGroup group, Rect2 rect, Vector2[] selection, ISet<BaseShape> selected, double threshold, double dx, double dy)
{
if (HitTest(group.Shapes.Reverse(), rect, selection, null, threshold, dx, dy) == true)
{
if (selected != null)
{
selected.Add(group);
return false;
}
else
{
return true;
}
}
return false;
}
