/// <summary>
/// 控件加载完毕
/// </summary>
/// <param name="sender">事件发送者</param>
/// <param name="e">事件数据源</param>
protected virtual void OnLoaded(object sender, RoutedEventArgs e)
{
this.m_markControl.Loaded -= new RoutedEventHandler(OnLoaded);
if (m_markControl != null && m_markControl.Parent is MarkLayer)
{
m_markLayer = m_markControl.Parent as MarkLayer;
m_mapContainer = m_markLayer.MapContainer;
if (m_mapContainer != null)
{
if (m_xLogicChange || m_yLogicChange)
{
double ml_x = Canvas.GetLeft(this.m_markLayer);
double ml_y = Canvas.GetTop(this.m_markLayer);
double w = double.IsNaN(m_markControl.Width) ? 0 : m_markControl.Width / 2; //m_markControl.ActualWidth / 2;//
double h = double.IsNaN(m_markControl.Height) ? 0 : m_markControl.Height / 2; //m_markControl.ActualHeight / 2;//
if (m_coordinateType == CoordinateType.Logic && m_mapContainer != null)
{
Point pnt = m_mapContainer.LogicToScreen(m_x, m_y);
if (!double.IsNaN(pnt.X) && !double.IsNaN(pnt.Y))
{
Canvas.SetLeft(m_markControl, pnt.X - w - ml_x);
Canvas.SetTop(m_markControl, pnt.Y - h - ml_y);
}
}
else
{
Canvas.SetLeft(m_markControl, m_x - w - ml_x);
Canvas.SetTop(m_markControl, m_y - h - ml_y);
}
}
if (m_enableDrag)
{
m_mapContainer.MouseMove += new MouseEventHandler(OnMouseMove);
}
else
{
m_mapContainer.MouseMove -= new MouseEventHandler(OnMouseMove);
}
}
}
m_yLogicChange = false;
m_xLogicChange = false;
}
/// <summary>
/// 修正位置（只在坐标系是逻辑坐标时有效）
/// </summary>
/// <param name="isZoom">是否是放缩时修正位置</param>
/// <param name="enableMarkHiden">是否允许判断并隐藏不在可视范围的标注</param>
public virtual void RevisedPosition(bool isZoom = true, bool enableMarkHiden = true)
{
if (this.TargetMark == null && m_coordinateType == CoordinateType.Logic && m_markControl != null &&
m_mapContainer != null && m_markLayer != null && !m_mapContainer.IsMoveing)
{
if (enableMarkHiden)
{
if (IsInMapViewBound)
{
if (isZoom || (m_markControl.Visibility == Visibility.Collapsed && !isZoom))
{
try
{
double ml_x = Canvas.GetLeft(this.m_markLayer);
double ml_y = Canvas.GetTop(this.m_markLayer);
Point pnt = m_mapContainer.LogicToScreen(m_x, m_y);
if (!double.IsNaN(pnt.X) && !double.IsNaN(pnt.Y))
{
double w = double.IsNaN(m_markControl.Width) ? 0 : m_markControl.Width / 2; //m_markControl.ActualWidth / 2;//
double h = double.IsNaN(m_markControl.Height) ? 0 : m_markControl.Height / 2; //m_markControl.ActualHeight / 2;//
Canvas.SetLeft(m_markControl, pnt.X - w - ml_x + OffsetX);
Canvas.SetTop(m_markControl, pnt.Y - h - ml_y + OffsetY);
if (m_markControl.Visibility == Visibility.Collapsed)
{
this.m_markControl.Visibility = Visibility.Visible;
}
}
}
catch { }
}
}
else if (m_markControl.Visibility == Visibility.Visible)
{
m_markControl.Visibility = Visibility.Collapsed;
}
if (MarkReviseOverCallback != null && isZoom)
{
MarkReviseOverCallback(this);
}
}
else
{
if (isZoom)
{
try
{
double ml_x = Canvas.GetLeft(this.m_markLayer);
double ml_y = Canvas.GetTop(this.m_markLayer);
Point pnt = m_mapContainer.LogicToScreen(m_x, m_y);
if (!double.IsNaN(pnt.X) && !double.IsNaN(pnt.Y))
{
double w = double.IsNaN(m_markControl.Width) ? 0 : m_markControl.Width / 2; //m_markControl.ActualWidth / 2;//
double h = double.IsNaN(m_markControl.Height) ? 0 : m_markControl.Height / 2; //m_markControl.ActualHeight / 2;//
Canvas.SetLeft(m_markControl, pnt.X - w - ml_x + OffsetX);
Canvas.SetTop(m_markControl, pnt.Y - h - ml_y + OffsetY);
if (m_markControl.Visibility == Visibility.Collapsed)
{
this.m_markControl.Visibility = Visibility.Visible;
}
}
}
catch { }
if (MarkReviseOverCallback != null)
{
MarkReviseOverCallback(this);
}
}
}
}
}
