protected override void OnMouseDown(MouseEventArgs e)
{
if (e.Button == System.Windows.Forms.MouseButtons.Left)
{
_MouseDownPoint = e.Location;
EditValueInstance ev = this.EditValue as EditValueInstance;
if (ev == null)
{
return;
}
if ((ev == null) || (ev.Offset == null))
{
initPoint = new Point(0, 0);
}
else
{
initPoint = ev.Offset;
}
leftMouseButtonDowned = true;
if (!this.IsDesignMode)
{
this.Cursor = HandDragCursor;
this.Parent.Cursor = HandDragCursor;
}
}
base.OnMouseDown(e);
}
ImageWithOffsetItem CreateItem(Image t)
{
ImageWithOffsetItem item = new ImageWithOffsetItem();
EditValueInstance evi = CreateEditvalue(t);
item.InfoImage = evi;
return(item);
}
EditValueInstance CreateEditvalue(Image t)
{
ImageConverter converter = new ImageConverter();
EditValueInstance evi = new EditValueInstance();
byte[] res = (byte[])converter.ConvertTo(t, typeof(byte[]));
evi.Image = res;
evi.Offset = new Point(0, 0);
return(evi);
}