/// <summary>
/// Event-handler for when the cell changes in some way,
/// other than having a nonlivingThing put-down or picked-up.
/// </summary>
public void CellChangedEvent()
{
// If there is a LifeFormView, refresh its image.
if (this.lifeFormView != null)
{
this.Image = lifeFormView.PaintImage();
}
Invalidate(); // Cause the OnPaint method to repaint this CellView.
}
/// <summary>
/// Adds a LifeFormView to this CellView.
/// This happens when a LifeForm is added to a Cell, either by the user,
/// or when an animal moves from one cell to another.
/// </summary>
/// <param name="view"> the LifeFormView to add. </param>
public void AddLifeFormView(LifeFormView lifeFormView)
{
// Check that the cell has no life-form already. (It may have nonLivingThings, e.g. pig food.)
Debug.Assert(this.lifeFormView == null);
this.lifeFormView = lifeFormView;
// Update this cell's image.
this.Image = lifeFormView.PaintImage();
// If the life-form changes or is destroyed, tell this CellView about it.
this.lifeFormView.LifeForm.thingChangedEvent += ThingChangedEvent;
this.lifeFormView.LifeForm.thingDestroyedEvent += ThingDestroyedEvent;
this.ContextMenuStrip = this.lifeFormView.contextMenuStrip; // Assign the context-menu to this CellView.
}
