public static void SetEntityType(Role element, EntityType newEntityType)
{
DslModeling::DomainRoleInfo.SetLinkedElement(element, RoleDomainRoleId, newEntityType);
}
/// <summary>
/// Constructor
/// Creates a EntityTypePlaysRole link in the same Partition as the given EntityType
/// </summary>
/// <param name="source">EntityType to use as the source of the relationship.</param>
/// <param name="target">Role to use as the target of the relationship.</param>
public EntityTypePlaysRole(EntityType source, Role target)
: base((source != null ? source.Partition : null), new DslModeling::RoleAssignment[]{new DslModeling::RoleAssignment(EntityTypePlaysRole.EntityTypeDomainRoleId, source), new DslModeling::RoleAssignment(EntityTypePlaysRole.RoleDomainRoleId, target)}, null)
{
}
public static EntityType GetEntityType(Role element)
{
return DslModeling::DomainRoleInfo.GetLinkedElement(element, RoleDomainRoleId) as EntityType;
}
public static BinaryAssociation GetBinaryAssociation(Role element)
{
return DslModeling::DomainRoleInfo.GetLinkedElement(element, RoleDomainRoleId) as BinaryAssociation;
}
public static void SetBinaryAssociation(Role element, BinaryAssociation newBinaryAssociation)
{
DslModeling::DomainRoleInfo.SetLinkedElement(element, RoleDomainRoleId, newBinaryAssociation);
}
public static void SetExclusiveArc(Role element, ExclusiveArc newExclusiveArc)
{
DslModeling::DomainRoleInfo.SetLinkedElement(element, ConstrainedRoleDomainRoleId, newExclusiveArc);
}
/// <summary>
/// Constructor
/// Creates a BinaryAssociationContainsRole link in the same Partition as the given BinaryAssociation
/// </summary>
/// <param name="source">BinaryAssociation to use as the source of the relationship.</param>
/// <param name="target">Role to use as the target of the relationship.</param>
public BinaryAssociationContainsRole(BinaryAssociation source, Role target)
: base((source != null ? source.Partition : null), new DslModeling::RoleAssignment[]{new DslModeling::RoleAssignment(BinaryAssociationContainsRole.BinaryAssociationDomainRoleId, source), new DslModeling::RoleAssignment(BinaryAssociationContainsRole.RoleDomainRoleId, target)}, null)
{
}
/// <summary>
/// Constructor
/// Creates a ExclusiveArcSpansOptionalRole link in the same Partition as the given ExclusiveArc
/// </summary>
/// <param name="source">ExclusiveArc to use as the source of the relationship.</param>
/// <param name="target">Role to use as the target of the relationship.</param>
public ExclusiveArcSpansOptionalRole(ExclusiveArc source, Role target)
: base((source != null ? source.Partition : null), new DslModeling::RoleAssignment[]{new DslModeling::RoleAssignment(ExclusiveArcSpansOptionalRole.ExclusiveArcDomainRoleId, source), new DslModeling::RoleAssignment(ExclusiveArcSpansOptionalRole.ConstrainedRoleDomainRoleId, target)}, null)
{
}
public static ExclusiveArc GetExclusiveArc(Role element)
{
return DslModeling::DomainRoleInfo.GetLinkedElement(element, ConstrainedRoleDomainRoleId) as ExclusiveArc;
}
public static void SetCardinalityQualifier(Role element, CardinalityQualifier newCardinalityQualifier)
{
DslModeling::DomainRoleInfo.SetLinkedElement(element, RoleDomainRoleId, newCardinalityQualifier);
}
public static CardinalityQualifier GetCardinalityQualifier(Role element)
{
return DslModeling::DomainRoleInfo.GetLinkedElement(element, RoleDomainRoleId) as CardinalityQualifier;
}
public static void SetRole(CardinalityQualifier element, Role newRole)
{
DslModeling::DomainRoleInfo.SetLinkedElement(element, CardinalityQualifierDomainRoleId, newRole);
}
/// <summary>
/// Constructor
/// Creates a RoleHasCardinalityQualifier link in the same Partition as the given Role
/// </summary>
/// <param name="source">Role to use as the source of the relationship.</param>
/// <param name="target">CardinalityQualifier to use as the target of the relationship.</param>
public RoleHasCardinalityQualifier(Role source, CardinalityQualifier target)
: base((source != null ? source.Partition : null), new DslModeling::RoleAssignment[]{new DslModeling::RoleAssignment(RoleHasCardinalityQualifier.RoleDomainRoleId, source), new DslModeling::RoleAssignment(RoleHasCardinalityQualifier.CardinalityQualifierDomainRoleId, target)}, null)
{
}
/// <summary>
/// Paint the solid crowsfoot on the end of an optional line
/// </summary>
protected override void DoPaintGeometry(DiagramPaintEventArgs e, IGeometryHost geometryHost)
{
AssociationConnector connector = (AssociationConnector)geometryHost;
BarkerErModelContainsBinaryAssociation link = connector.ModelElement as BarkerErModelContainsBinaryAssociation;
EdgePointCollection edgePoints;
int edgePointCount;
BinaryAssociation association;
LinkedElementCollection <Barker.Role> roles;
if (null != (edgePoints = connector.EdgePoints) &&
1 < (edgePointCount = edgePoints.Count) &&
null != (association = link.BinaryAssociation) &&
2 == (roles = association.RoleCollection).Count)
{
PointD p1 = edgePoints[edgePointCount - 1].Point;
PointD p2 = edgePoints[0].Point;
PointD midP = new PointD((p1.X + p2.X) / 2, (p1.Y + p2.Y) / 2);
#region find correct roles
EntityType fromEntity = connector.FromShape.ModelElement as EntityType;
EntityType toEntity = connector.ToShape.ModelElement as EntityType;
Barker.Role fromRole = null, toRole = null;
if (fromEntity == roles[0].EntityType)
{
fromRole = roles[0];
}
else if (fromEntity == roles[1].EntityType)
{
fromRole = roles[1];
}
if (toEntity == roles[0].EntityType)
{
toRole = roles[0];
}
else if (toEntity == roles[1].EntityType)
{
toRole = roles[1];
}
#endregion
if (fromRole != null && toRole != null)
{
bool fromOptional = !fromRole.IsMandatory;
bool toOptional = !toRole.IsMandatory;
bool bothOptional = fromOptional && toOptional;
PointF?v1 = null, v2 = null;
DrawAssociationEnd(
e, geometryHost, connector.FromShape, p2, midP, fromRole.IsMultiValued, fromOptional, fromRole.IsPrimaryIdComponent,
fromRole.PredicateText, ref v1, bothOptional);
DrawAssociationEnd(
e, geometryHost, connector.ToShape, p1, midP, toRole.IsMultiValued, toOptional, toRole.IsPrimaryIdComponent,
toRole.PredicateText, ref v2, bothOptional);
if (bothOptional && v1.HasValue && v2.HasValue)
{
Pen pen = geometryHost.GeometryStyleSet.GetPen(DiagramPens.ConnectionLine);
pen = (Pen)pen.Clone();
pen.DashPattern = DashPattern;
e.Graphics.DrawLine(pen, v1.Value, v2.Value);
}
}
}
}
