/// <summary>
/// Creates a new Arrow instance and adds it to the flowchart.
/// </summary>
/// <param name="srcNode">Specifies the origin node.</param>
/// <param name="destTable">Specifies the destination table.</param>
/// <param name="destRow">Specifies the destination row.</param>
/// <returns>A reference to the new arrow.</returns>
public Arrow CreateArrow(Node srcNode, Table destTable, int destRow)
{
if (srcNode == null || destTable == null) return null;
if (!destTable.canHaveArrows(false) && destRow != -1) return null;
if (destRow < -1 || destRow >= destTable.RowCount) return null;
// create the arrow object and store it in the collection
Arrow newArrow = new Arrow(this);
newArrow.setOrgAndDest(
srcNode.createLink(newArrow, srcNode.getCenter(), false),
destTable.createLink(newArrow, true, destRow));
Add(newArrow, SelectAfterCreate);
return newArrow;
}
/// <summary>
/// Creates a new Arrow instance and adds it to the flowchart.
/// </summary>
/// <param name="srcTable">Specifies the origin table.</param>
/// <param name="srcRow">Specifies the origin row.</param>
/// <param name="dstNode">Specifies the destination node.</param>
/// <returns>A reference to the new arrow.</returns>
public Arrow CreateArrow(Table srcTable, int srcRow, Node dstNode)
{
if (srcTable == null || dstNode == null) return null;
if (!srcTable.canHaveArrows(true) && srcRow != -1) return null;
if (srcRow < -1 || srcRow >= srcTable.RowCount) return null;
// create the arrow object and store it in the item array
Arrow newArrow = new Arrow(this);
newArrow.setOrgAndDest(
srcTable.createLink(newArrow, false, srcRow),
dstNode.createLink(newArrow, dstNode.getCenter(), true));
Add(newArrow, SelectAfterCreate);
return newArrow;
}
/// <summary>
/// Creates a new Arrow instance and adds it to the flowchart.
/// </summary>
/// <param name="src">Specifies the origin table.</param>
/// <param name="srcRow">Specifies the origin row.</param>
/// <param name="dest">Specifies the destination table.</param>
/// <param name="destRow">Specifies the destination row.</param>
/// <returns>A reference to the new arrow.</returns>
public Arrow CreateArrow(Table src, int srcRow, Table dest, int destRow)
{
if (src == null || dest == null) return null;
if (!src.canHaveArrows(true) && srcRow != -1) return null;
if (!dest.canHaveArrows(false) && destRow != -1) return null;
if (srcRow < -1 || srcRow >= src.RowCount) return null;
if (destRow < -1 || destRow >= dest.RowCount) return null;
// create the arrow object and store it in the item array
Arrow newArrow = new Arrow(this);
newArrow.setOrgAndDest(
src.createLink(newArrow, false, srcRow),
dest.createLink(newArrow, true, destRow));
Add(newArrow, SelectAfterCreate);
return newArrow;
}