public static void FlyByPath(AxGlobeControl _axGlobeControl, string _FlyPathName, string FlyFoldPath,GISFunction.SceneBookmark pSceneBookmark)
{
try
{
string FlyFilePath = FlyFoldPath + "\\" + _FlyPathName + ".aga";
if (!File.Exists(FlyFilePath)) //如果此文件不存在
{
return;
}
IGlobe globe = _axGlobeControl.Globe;
IBasicScene2 basicScene = (IBasicScene2)globe;
basicScene.LoadAnimation(FlyFilePath);
double duration = 10;
int numCycles = 1; //循环次数
PlayAnimationTrack(duration, numCycles, FlyFilePath, globe, pSceneBookmark);
}
catch
{ }
}
private static void PlayAnimationTrack(double duration, int numCycles, string FlyFilePath, IGlobe globe, GISFunction.SceneBookmark pSceneBookmark)
{
try
{
IAnimationTracks tracks = (IAnimationTracks)globe;
IViewers3D viewers3D = globe.GlobeDisplay;
//exit if document doesn't contain animation..
string sError;
if (tracks.TrackCount == 0)
{
sError = FlyFilePath;
if (sError == "")
{
sError = "飞行路径文件可能丢失，请确保程序的完整性";
System.Windows.Forms.MessageBox.Show(sError, "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else
{
System.Windows.Forms.MessageBox.Show("加载飞行文件失败，请尝试重新安装程序。", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
return;
}
DateTime startTime;
TimeSpan timeSpan;
int j;
double elapsedTime;
for (int i = 1; i <= numCycles; i++)
{
startTime = DateTime.Now;
j = 0;
do
{
timeSpan = (DateTime.Now).Subtract(startTime);
elapsedTime = timeSpan.TotalSeconds;
if (elapsedTime > duration) elapsedTime = duration;
tracks.ApplyTracks(null, elapsedTime, duration);
viewers3D.RefreshViewers();
j = j + 1;
}
while (elapsedTime < duration);
}
//if(FlyFilePath.Length>4)
//{
// int index = FlyFilePath.IndexOf("飞行");
// int indexFlyPath = FlyFilePath.IndexOf("FlyPath");
// if (index > 0&&indexFlyPath>0)
// {
// string cityName = FlyFilePath.Substring(indexFlyPath + 8, index - indexFlyPath-8);
// pSceneBookmark.ZoomToScene(cityName);
// }
//}
}
catch
{ }
}