protected virtual Point GetCellAtPoint(TileGroupElement group, Point location)
{
float width = (float)group.CellSize.Width;
float height = (float)group.CellSize.Height;
int y = (int)((double)location.X / (double)width) + (location.X - (int)((double)location.X / (double)width) > 0 ? 1 : 0) - 1;
return(new Point((int)((double)location.Y / (double)height) + ((double)location.Y - (double)location.Y / (double)height > 0.0 ? 1 : 0) - 1, y));
}
protected bool OffsetHoveredTile(Point clientPoint)
{
if (this.owner.ShowGroups)
{
clientPoint.Offset(-this.xOutlineFormOffset, -this.yOutlineFormOffset);
RadTileElement context = this.Context as RadTileElement;
if (context == null)
{
return(true);
}
TileGroupElement targetGroup = this.GetTargetGroup(new RectangleF((PointF)clientPoint, (SizeF)context.Size));
if (targetGroup == null)
{
return(true);
}
Point targetCell = this.GetTargetCell(targetGroup, clientPoint);
if (targetCell.X == -1)
{
return(true);
}
foreach (RadTileElement radTileElement in (RadItemCollection)targetGroup.Items)
{
if (radTileElement != context && radTileElement.Row == targetCell.X && radTileElement.Column == targetCell.Y)
{
radTileElement.PositionOffset = new SizeF(15f, 0.0f);
this.previousHoveredTile = radTileElement;
break;
}
}
}
else
{
clientPoint.Offset(-this.xOutlineFormOffset, -this.yOutlineFormOffset);
clientPoint.Offset(-(int)this.owner.TileLayout.PositionOffset.Width, -(int)this.owner.TileLayout.PositionOffset.Height);
RadTileElement context = this.Context as RadTileElement;
if (context == null)
{
return(true);
}
Point targetCell = this.GetTargetCell(context, clientPoint);
if (targetCell.X == -1)
{
return(true);
}
foreach (RadTileElement radTileElement in (RadItemCollection)this.owner.Items)
{
if (radTileElement != context && radTileElement.Row == targetCell.X && radTileElement.Column == targetCell.Y)
{
radTileElement.PositionOffset = new SizeF(15f, 0.0f);
this.previousHoveredTile = radTileElement;
break;
}
}
}
return(false);
}
protected PointF GetCellCoordinates(
TileGroupElement group,
int rowIndex,
int columnIndex)
{
float width = (float)group.CellSize.Width;
float height = (float)group.CellSize.Height;
return(new PointF(width * (float)columnIndex, height * (float)rowIndex));
}
public static TileGroupElement AddTileGroupElement(string name, string text)
{
TileGroupElement tileGroupElement = new Telerik.WinControls.UI.TileGroupElement();
tileGroupElement.Font = new System.Drawing.Font("B Yekan", 20F);
tileGroupElement.Name = name;
tileGroupElement.Text = text;
tileGroupElement.RowsCount = 4;
return(tileGroupElement);
}
private void OffsetTiles(TileGroupElement group, RadTileElement current, int offset)
{
this.offsetStack.Push(current);
foreach (RadTileElement current1 in (RadItemCollection)group.Items)
{
if (!this.offsetStack.Contains(current1) && current1.Column < current.Column + current.ColSpan + offset && (current1.Column + current1.ColSpan > current.Column && current1.Row < current.Row + current.RowSpan) && current1.Row + current1.RowSpan > current.Row)
{
this.OffsetTiles(group, current1, offset - (current1.Column - current.Column - current.ColSpan));
}
}
current.Column += offset;
group.ColumnsCount = Math.Max(group.ColumnsCount, current.Column + current.ColSpan);
this.offsetStack.Pop();
}
protected virtual TileGroupElement GetTargetGroup(RectangleF tileRectangle)
{
TileGroupElement tileGroupElement = (TileGroupElement)null;
float num1 = 0.0f;
foreach (TileGroupElement group in (RadItemCollection)this.owner.Groups)
{
if (tileRectangle.IntersectsWith((RectangleF)group.ControlBoundingRectangle))
{
RectangleF rectangleF = tileRectangle;
rectangleF.IntersectsWith((RectangleF)group.ControlBoundingRectangle);
float num2 = rectangleF.Width * rectangleF.Height;
if ((double)num2 > (double)num1)
{
num1 = num2;
tileGroupElement = group;
}
}
}
return(tileGroupElement);
}
protected virtual void HandleGroupedDragDrop(RadDropEventArgs e)
{
RadTileElement hitTarget = e.HitTarget as RadTileElement;
RadTileElement context = this.Context as RadTileElement;
Point point = e.DropLocation;
if (hitTarget != null)
{
point = hitTarget.PointToControl(point);
}
TileGroupElement targetGroup = this.GetTargetGroup(new RectangleF((PointF)point, (SizeF)context.Size));
if (context == null || targetGroup == null)
{
return;
}
Point targetCell = this.GetTargetCell(targetGroup, point);
if (targetCell.X == -1)
{
return;
}
targetCell.X = Math.Max(0, Math.Min(targetCell.X, targetGroup.RowsCount - context.RowSpan));
context.Row = targetCell.X;
context.Column = targetCell.Y;
if (!targetGroup.Items.Contains((RadItem)context))
{
(context.Parent.Parent as TileGroupElement).Items.Remove((RadItem)context);
targetGroup.Items.Add((RadItem)context);
}
int colSpan = context.ColSpan;
context.ColSpan = 0;
this.OffsetTiles(targetGroup, context, colSpan);
context.ColSpan = colSpan;
context.Column -= colSpan;
this.owner.InvalidateMeasure(true);
this.owner.UpdateLayout();
}
protected virtual Point GetTargetCell(TileGroupElement group, Point dropLocation)
{
dropLocation = new Point(Math.Max(dropLocation.X - group.ControlBoundingRectangle.X, 0), Math.Max(dropLocation.Y - group.ContentElement.ControlBoundingRectangle.Y, 0));
Point cellAtPoint = this.GetCellAtPoint(group, dropLocation);
Point point1 = Point.Empty;
PointF pointF1 = new PointF(float.PositiveInfinity, float.PositiveInfinity);
for (int index = 0; index < this.checkDirections.Length; ++index)
{
Point point2 = new Point(cellAtPoint.X + this.checkDirections[index].X, cellAtPoint.Y + this.checkDirections[index].Y);
PointF cellCoordinates = this.GetCellCoordinates(group, point2.X, point2.Y);
PointF pointF2 = new PointF(cellCoordinates.X - (float)dropLocation.X, cellCoordinates.Y - (float)dropLocation.Y);
if ((double)pointF2.X * (double)pointF2.X + (double)pointF2.Y * (double)pointF2.Y < (double)pointF1.X * (double)pointF1.X + (double)pointF1.Y * (double)pointF1.Y)
{
pointF1 = pointF2;
point1 = new Point(point2.X, point2.Y);
}
}
if ((double)pointF1.X == double.PositiveInfinity || (double)pointF1.Y == double.PositiveInfinity)
{
return(new Point(-1, -1));
}
return(point1);
}
