/// <summary>
/// 播放历史轨迹信息
/// </summary>
/// <param name="aHistory"></param>
public void PlayHistory(JsonHistoryPosition aHistory)
{
mHistory.Clear();
var sortLst = aHistory.Items.OrderBy(x => x.GpsTime);
mHistoryVehicle = sortLst.FirstOrDefault();
mHistory.AddRange(sortLst);
List <Coordinate> points = new List <Coordinate>(aHistory.Count);
foreach (var history in sortLst)
{
Coordinate tmpPoint = new Coordinate(history.BdLongitude, history.BdLatitude);
points.Add(tmpPoint);
}
this.wbMap.ShowRoute(points);
this.btnPlay.Visible = true;
this.btnStop.Visible = true;
this.btnPlay.Checked = true;
this.mPlayIndex = 0;
this.tmrPlay.Start();
}
/// <summary>
/// 轨迹播放定时器
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void tmrPlay_Tick(object sender, EventArgs e)
{
if (this.mPlayIndex < 0 || this.mHistory == null ||
this.mHistory.Count < 1 || this.mHistoryVehicle == null)
{
return;
}
if (this.mPlayIndex >= this.mHistory.Count)
{
// 播放完毕时的情况
this.btnPlay.Checked = false;
this.tmrPlay.Stop();
return;
}
JsonHistoryItem history = this.mHistory[mPlayIndex++];
// 根据情况创建不同方向的小车图层
this.wbMap.LocatedHistory(new object[] { this.mHistoryVehicle.LicensePlate,
history.BdLongitude, history.BdLatitude,
history.Direction, MapHelper.NORMAL_COLOR });
}
