//开始动画
public void PlayAnimation()
{
try
{
if (pAgAnimationUtils == null)
{
//InitAnimationParameters();
if (FlyPathPolyline == null)
{
MessageBox.Show("请先选择飞行路线按钮再点击播放。", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
if (IsFlyByPolyline)
{
CreateAnimationFromPath(globe, FlyPathPolyline, FlySpeedRating, IsFlyLoop, IsFlyLookdown);
}
}
if (animPlayer != null)
{
//if (pAnimationExtension.AnimationEnvironment.PlayTime == 0)
//{
// pAnimationExtension.AnimationEnvironment.PlayTime = pAnimationExtension.AnimationEnvironment.AnimationDuration;
//}
animPlayer.PlayAnimation(pAnimationExtension.AnimationTracks, pAnimationExtension.AnimationEnvironment, null);
}
}
catch { }
}
///<summary> 由路径来创建一个Camera动画.这条路径有图层提供一条三维线要素</summary>
///
///<param name="globe">IGlobe接口</param>
///<param name="layer">一个包含PolyLine的ILayer接口</param>
///<param name="featureID">包含路径的要素ID.Example: 123</param>
///
///<remarks></remarks>
public void CreateAnimationFromPath(string path, string SaveFilePath)
{
IGlobe pGlobe = axGlobeControl1.Globe;
IGlobeDisplay globeDisplay = pGlobe.GlobeDisplay;
IScene scene = globeDisplay.Scene;
// 获取动画扩展
IBasicScene2 basicScene2 = scene as IBasicScene2;
IAnimationExtension animationExtension = basicScene2.AnimationExtension;
//获取路径
//读取shp文件
IWorkspaceFactory pWorkspaceFactory = new ShapefileWorkspaceFactory();
string pFolder = System.IO.Path.GetDirectoryName(path);
string pFileName = System.IO.Path.GetFileName(path);
//2打开shapeFile工作空间
IWorkspace pWorkspace = pWorkspaceFactory.OpenFromFile(pFolder, 0);
IFeatureWorkspace pFeatureWorkspace = pWorkspace as IFeatureWorkspace;
//3、打开要素类
IFeatureClass pFeatureClass = pFeatureWorkspace.OpenFeatureClass(pFileName);
//4、创建要素图层
IFeatureLayer pFLayer = new FeatureLayerClass();
//5、关联图层和要素类
pFLayer.FeatureClass = pFeatureClass;
pFLayer.Name = pFeatureClass.AliasName;
int b = pFeatureClass.ObjectClassID;
ILayer pLayer = pFLayer;
IFeatureLayer featureLayer = pLayer as IFeatureLayer;
IFeatureClass featureClass = featureLayer.FeatureClass;
//int pFeatureID = pFeatureClass.FeatureClassID;
int pFeatureID = 0;
IFeature feature = featureClass.GetFeature(pFeatureID);
IGeometry geometry = feature.Shape;
//创建AGAnimationUtils和AGImportPathOptions对象
ESRI.ArcGIS.Animation.IAGAnimationUtils agAnimationUtils = new AGAnimationUtilsClass();
ESRI.ArcGIS.Animation.IAGImportPathOptions agImportPathOptions = new AGImportPathOptionsClass();
// 设置AGImportPathOptions的属性
agImportPathOptions.BasicMap = (IBasicMap)pGlobe;
agImportPathOptions.AnimationTracks = (IAGAnimationTracks)pGlobe;
agImportPathOptions.AnimationType = new AnimationTypeGlobeCameraClass();
agImportPathOptions.AnimatedObject = pGlobe.GlobeDisplay.ActiveViewer.Camera; //动画对象
agImportPathOptions.PathGeometry = geometry; //动画轨迹
agImportPathOptions.ConversionType = ESRI.ArcGIS.Animation.esriFlyFromPathType.esriFlyFromPathObsAndTarget;
agImportPathOptions.LookaheadFactor = 0.05;
agImportPathOptions.RollFactor = 0;
agImportPathOptions.AnimationEnvironment = animationExtension.AnimationEnvironment;
IAGAnimationContainer AGAnimationContainer = animationExtension.AnimationTracks.AnimationObjectContainer;
//创建
agAnimationUtils.CreateFlybyFromPath(AGAnimationContainer, agImportPathOptions);
//播放
//获取AGAnimationEnvironment对象
IBasicScene2 basicscene = pGlobe as IBasicScene2;
IAnimationExtension animationEx = basicscene.AnimationExtension;
IAGAnimationEnvironment agAnimationEnv;
agAnimationEnv = animationEx.AnimationEnvironment;
agAnimationEnv.AnimationDuration = Convert.ToDouble("30"); //持续时间
agAnimationEnv.PlayType = esriAnimationPlayType.esriAnimationPlayTypeDuration; //播放模式
agAnimationEnv.PlayMode = esriAnimationPlayMode.esriAnimationPlayOnceForward;
agAnimationEnv.PlayMode = esriAnimationPlayMode.esriAnimationPlayOnceReverse;
//agAnimationEnv.PlayMode = esriAnimationPlayMode.esriAnimationPlayLoopForward;
//agAnimationEnv.PlayMode = esriAnimationPlayMode.esriAnimationPlayLoopReverse;
IAGAnimationPlayer agAnimationPlayer = agAnimationUtils as IAGAnimationPlayer;
agAnimationPlayer.PlayAnimation(pGlobe as IAGAnimationTracks, agAnimationEnv, null);
//保存
if (System.IO.File.Exists(SaveFilePath))
{
System.IO.File.Delete(SaveFilePath);
agAnimationUtils.SaveAnimationFile(AGAnimationContainer, SaveFilePath, esriArcGISVersion.esriArcGISVersion10);
}
}
