public bool AddPhoneNumber(PhoneNumber phoneNumber)
{
if (phoneNumber == null)
{
return(false);
}
if (PhoneNumbers.Contains(phoneNumber))
{
return(false);
}
PhoneNumbers.Add(phoneNumber);
return(true);
}
/// <summary>
/// 清空，再次绘制，区分选中与未选中的
/// 1、绘制矩形时调用
/// 2、根据时间检索之后，也会再次绘制（清除矩形）
/// </summary>
private void DrawAgain(bool clearRectangle = false)
{
_graphicsLayer.Graphics.Clear(); //清空
for (var n = 0; n < TouristsList.Count; ++n)
{
var tourist = TouristsList[n];
PictureMarkerSymbol symbol; //重新绘制
if (PhoneNumbers != null && PhoneNumbers.Count != 0 && PhoneNumbers.Contains(tourist.User.PhoneNum)) //选中的项
{
symbol = (touristAgent as IRenderGraphic).CreatSymbol <PictureMarkerSymbol>(new Uri(Global.LocalSelectMarkerUrl));
}
else
{
symbol = (touristAgent as IRenderGraphic).CreatSymbol <PictureMarkerSymbol>(new Uri(Global.LocalMarkerUrl));
}
var graphic = (touristAgent as IRenderGraphic).CreateGraphic(n, symbol, tourist);
_graphicsLayer.Graphics.Add(graphic);
}
if (clearRectangle)
{
ClearRectangle();
}
}
