internal bool IsInViewRange(out Point point)
{
if (InitalDrawLocation == null)
{
point = new Point(0, 0);
return(true);
}
point = new Point(InitalDrawLocation.Value.X - HorizontalOffset,
InitalDrawLocation.Value.Y - VerticalOffset); // 转换成相对位置
return(AxisXConverter.IsInViewRagne(point.X) && AxisYConverter.IsInViewRagne(point.Y));
}
private void HandleEvent(Func <IBlockGridLayer, bool> handle, Point point, RoutedEventArgs e)
{
if ((AxisYConverter.IsInViewRagne(point.Y) && AxisXConverter.IsInViewRagne(point.X)) || HeaderIsHitted() || e.OriginalSource != e.Source)
{
foreach (BlockGridLayerBase blockGridLayerBase in Children)
{
if (blockGridLayerBase.Visibility == Visibility.Visible)
{
if (handle(blockGridLayerBase))
{
break;
}
}
}
}
else // out of range
{
if (e.RoutedEvent == Mouse.MouseUpEvent)
{
foreach (var blockGridLayerBase in Children)
{
blockGridLayerBase.OnParentHitOutOfRangePrivate();
}
}
}
//var head = Header as FrameworkElement;
//IEnumerable<BlockGridLayerBase> layers;
//if (head != null && point.Y <= head.ActualHeight)
// layers =
// Children.OfType<BlockGridLayerBase>().Where(c => (c.Region & LayerRegion.Head) == LayerRegion.Head);
//else
// layers =
// Children.OfType<BlockGridLayerBase>().Where(c => (c.Region & LayerRegion.Body) == LayerRegion.Body);
//BMK Refine Children When HandleEvent
}
private void ScrollToInitalDrawLocation()
{
#region 自动滚动到编辑格
Point point;
if (!IsInViewRange(out point))
{
//Scroll to 当 InitalDrawLocation 不再可视范围内, 自动定位
if (!InitalDrawLocation.HasValue)
{
return;
}
if (!AxisYConverter.IsInViewRagne(point.Y))
{
AxisPanel.SetVerticalOffset(InitalDrawLocation.Value.Y);
}
if (!AxisXConverter.IsInViewRagne(point.X))
{
AxisPanel.SetHorizontalOffset(InitalDrawLocation.Value.X);
}
}
#endregion
}
private void SetToolTip(object sender, EventArgs e)
{
_timer.Stop();
if (PointOutBlock == null)
{
return;
}
var point = Mouse.GetPosition(this);
if (!AxisYConverter.IsInViewRagne(point.Y) || !AxisXConverter.IsInViewRagne(point.X))
{
return;
}
ToolTip.SaftyInvoke <ToolTip>(t =>
{
t.IsOpen = true;
t.Placement = PlacementMode.Mouse;
t.Content = PointOutBlock;
});
}
