protected override void SetItem(int index, EigoTestDrawingObject item)
{
if (!(item is WordCard)) throw new ArgumentException();
base.SetItem(index, item);
((CardBox)_owner).WordCardの整列();
}
// Static members
private static double CalcDistance(EigoTestDrawingObject a, EigoTestDrawingObject b)
{
var dx = a.BorderLeft - b.BorderLeft;
var dy = a.BorderTop - b.BorderTop;
return dx * dx + dy * dy;
}
public void 場所の入れ換え(EigoTestDrawingObject a, EigoTestDrawingObject b, TimeSpan idouJikan)
{
var aa = a.Copy();
aa.IsClickable = false;
aa.IsVisible = true;
aa.Position = DrawingObjectPosition.Absolute;
aa.Left = a.OuterLeft;
aa.Top = a.OuterTop;
var bb = b.Copy();
bb.IsClickable = false;
bb.IsVisible = true;
bb.Position = DrawingObjectPosition.Absolute;
bb.Left = b.OuterLeft;
bb.Top = b.OuterTop;
a.IsClickable = false;
a.IsVisible = false;
b.IsClickable = false;
b.IsVisible = false;
Items.Add(aa);
Items.Add(bb);
var startTime = NowObject.Now;
var endTime = startTime + idouJikan;
DrawingPreparers.Add(new DrawingPreparer(drawingPreparer =>
{
if (endTime <= NowObject.Now)
{
Items.Remove(aa);
Items.Remove(bb);
aa.Location = b.Location;
aa.Position = b.Position;
aa.IsClickable = true;
aa.IsVisible = true;
bb.Location = a.Location;
bb.Position = a.Position;
bb.IsClickable = true;
bb.IsVisible = true;
var indexA = a.Parent.Items.IndexOf(a);
a.Parent.Items[indexA] = bb;
var indexB = b.Parent.Items.IndexOf(b);
b.Parent.Items[indexB] = aa;
drawingPreparer.HasBeenFinished = true;
return true;
}
float r = (NowObject.Now - startTime).Ticks / (float)(endTime - startTime).Ticks;
aa.Left = a.OuterLeft + (b.OuterLeft - a.OuterLeft) * r;
aa.Top = a.OuterTop + (b.OuterTop - a.OuterTop) * r;
a.Width = a.Width + (b.Width - a.Width) * r;
bb.Left = b.OuterLeft + (a.OuterLeft - b.OuterLeft) * r;
bb.Top = b.OuterTop + (a.OuterTop - b.OuterTop) * r;
b.Width = b.Width + (a.Width - b.Width) * r;
return true;
}));
}
public double CalcDistance(EigoTestDrawingObject x)
{
return CalcDistance(this, x);
}
public CurrentItemInfo(EigoTestDrawingObject item)
{
Item = item;
}
