// ------------------------------------------------------------------
/// <summary>
/// Aligns the center of all selected entities vertically. The
/// 'Y' component of the center location of the first entity in the
/// selection is used for all other entities.
/// </summary>
// ------------------------------------------------------------------
public override void Align(IDiagramEntity[] entities)
{
// The amount to offset the entities by.
Point offset;
for (int i = 1; i < entities.Length; i++)
{
IDiagramEntity entity = entities[i];
// Keep the entities same x location but offset it's
// y location.
offset = new Point(
0,
this.centerOfFirstEntity.Y - entity.Center.Y);
// Move the entity by this amount.
entity.MoveBy(offset);
}
}
// ------------------------------------------------------------------
/// <summary>
/// Aligns the bottom edges of all selected entities. The vertical
/// location of the first entity in the selection is used for all
/// other entities vertical location.
/// </summary>
// ------------------------------------------------------------------
public override void Align(IDiagramEntity[] entities)
{
// We want to align the bottom edges, so we need to set the
// vertical location of each shape to one value. We're
// going use the first entity in the selection to determine
// this setting.
Point offset;
for (int i = 1; i < entities.Length; i++)
{
IDiagramEntity entity = entities[i];
// Keep the entities same y location but offset it's
// x location.
offset = new Point(
0,
this.bottomEdgeOfFirstEntity - entity.Rectangle.Bottom);
// Move the entity by this amount.
entity.MoveBy(offset);
}
}