public static void RefreshRelationShipPosition(
LinkDefinition linkDefinition,
Dictionary<TableDefinition, TableDefinitionControl> tableDefinitionControls,
Canvas modelViewerContainer,
Line line)
{
var sourceTableDefinition = linkDefinition.Source.TableDefinition;
var targetTableDefinition = linkDefinition.Target.TableDefinition;
var sourceTableDefinitionControl = tableDefinitionControls[sourceTableDefinition];
var targetTableDefinitionControl = tableDefinitionControls[targetTableDefinition];
var sourceCenterPoint = CalculateTableDefinitionControlCenterPoint(sourceTableDefinitionControl);
var targetCenterPoint = CalculateTableDefinitionControlCenterPoint(targetTableDefinitionControl);
var sourceTableCoordinateX = Canvas.GetLeft(sourceTableDefinitionControl);
var targetTableCoordinateX = Canvas.GetLeft(targetTableDefinitionControl);
var sourceTableCoordinateY = Canvas.GetTop(sourceTableDefinitionControl);
var targetTableCoordinateY = Canvas.GetTop(targetTableDefinitionControl);
line.X1 = sourceTableCoordinateX + sourceCenterPoint.X;
line.X2 = targetTableCoordinateX + targetCenterPoint.X;
line.Y1 = sourceTableCoordinateY + sourceCenterPoint.Y;
line.Y2 = targetTableCoordinateY + targetCenterPoint.Y;
}
private void AddLinkCommandExecute()
{
if (TableDefinitions.Count < 2)
{
return;
}
var link = new LinkDefinition
{
Source = new EndPointDefinition()
{
ColumnDefinition = TableDefinitions.Last().ColumnDefinitions.First(),
TableDefinition = TableDefinitions.Last()
},
Target = new EndPointDefinition()
{
ColumnDefinition = TableDefinitions[TableDefinitions.Count - 2].ColumnDefinitions.First(),
TableDefinition = TableDefinitions[TableDefinitions.Count - 2]
}
};
_linkDefinitions.Add(link);
}
