/// <summary> 将该节点滚动致可视范围
///
/// </summary>
public void ScrollToView()
{
if (NodeContent == null)
{
return;
}
MindMap_Panel MindMap_PanelTemp = MindMap_Panel;
Rectangle PanelRec = new Rectangle(MindMap_PanelTemp.PointToScreen(new Point(0, 0)), MindMap_PanelTemp.Size);
Rectangle NodeRec = new Rectangle(NodeContent.PointToScreen(new Point(0, 0)), NodeContent.Size);
if (PanelRec.Contains(NodeRec))
{
return;
}
Point ResultPoint = new Point();
#region 获取X轴偏移量
if (PanelRec.Left > NodeRec.Left)
{
ResultPoint.X = NodeRec.Left - PanelRec.Left;
}
if (PanelRec.Left + PanelRec.Width < NodeRec.Left + NodeRec.Width)
{
ResultPoint.X = (NodeRec.Left + NodeRec.Width) - (PanelRec.Left + PanelRec.Width) + 20;
}
#endregion 获取X轴偏移量
#region 获取Y轴偏移量
if (PanelRec.Top > NodeRec.Top)
{
ResultPoint.Y = NodeRec.Top - PanelRec.Top;
}
if (PanelRec.Top + PanelRec.Height < NodeRec.Top + NodeRec.Height)
{
ResultPoint.Y = (NodeRec.Top + NodeRec.Height) - (PanelRec.Top + PanelRec.Height) + 20;
}
#endregion 获取Y轴偏移量
MindMap_PanelTemp.ScrollMindMap(ResultPoint);
}
/// <summary> 将该滚动之居中位置
///
/// </summary>
public void ScrollToCenter()
{
if (NodeContent == null)
{
return;
}
MindMap_Panel MindMap_PanelTemp = MindMap_Panel;
Rectangle PanelRec = new Rectangle(MindMap_PanelTemp.PointToScreen(new Point(0, 0)), MindMap_PanelTemp.Size);
Rectangle NodeRec = new Rectangle(NodeContent.PointToScreen(new Point(0, 0)), NodeContent.Size);
Point ResultPoint = new Point();
ResultPoint.X = PanelRec.Width - NodeContent.Width;
ResultPoint.Y = PanelRec.Height - NodeContent.Height;
ResultPoint.X = ResultPoint.X / 2;
ResultPoint.Y = ResultPoint.Y / 2;
ResultPoint.X = ResultPoint.X + PanelRec.X;
ResultPoint.Y = ResultPoint.Y + PanelRec.Y;
ResultPoint.X = NodeRec.Left - ResultPoint.X;
ResultPoint.Y = NodeRec.Top - ResultPoint.Y;
MindMap_PanelTemp.ScrollMindMap(ResultPoint);
}
