北京市网站开发,学生个人网页制作html源代码,色流网站如何做,天猫旗舰店网站建设案例ArcGIS Pro SDK #xff08;九#xff09;几何 3 点 文章目录 ArcGIS Pro SDK #xff08;九#xff09;几何 3 点1 构造地图点2 地图点生成器属性3 地图点的相等性4 缩放至指定点 环境#xff1a;Visual Studio 2022 .NET6 ArcGIS Pro SDK 3.0 1 构造地图点
// 使用生…ArcGIS Pro SDK 九几何 3 点 文章目录 ArcGIS Pro SDK 九几何 3 点1 构造地图点2 地图点生成器属性3 地图点的相等性4 缩放至指定点 环境Visual Studio 2022 .NET6 ArcGIS Pro SDK 3.0 1 构造地图点
// 使用生成器便捷方法或使用生成器构造函数。// 创建一个带M的3D点
MapPoint pt MapPointBuilderEx.CreateMapPoint(1.0, 2.0, 3.0, 4.0);// builderEx构造函数不需要在MCT上运行。
MapPointBuilderEx mb new MapPointBuilderEx(1.0, 2.0, 3.0, 4.0);
// 对生成器做一些操作MapPoint ptWithM mb.ToGeometry();MapPoint clone ptWithM.Clone() as MapPoint;
MapPoint anotherM MapPointBuilderEx.CreateMapPoint(ptWithM);MapPointBuilderEx builderEx new MapPointBuilderEx(1.0, 2.0, 3.0);
builderEx.HasM true;
builderEx.M 4.0;pt builderEx.ToGeometry() as MapPoint;// 或者使用另一种带builderEx构造函数的方法
builderEx new MapPointBuilderEx(1.0, 2.0, true, 3.0, true, 4.0, false, 0);
pt builderEx.ToGeometry() as MapPoint;// 或者使用builderEx便捷方法
pt MapPointBuilderEx.CreateMapPoint(1.0, 2.0, 3.0, 4.0);2 地图点生成器属性
// 使用builderEx便捷方法或builderEx构造函数。
// 这些都不需要在MCT上运行。MapPoint point1 null;
MapPoint point2 null;MapPointBuilderEx mb new MapPointBuilderEx(1.0, 2.0, 3.0);
bool bhasZ mb.HasZ; // hasZ true
bool bhasM mb.HasM; // hasM false
bool bhasID mb.HasID; // hasID false// 对生成器做一些操作point1 mb.ToGeometry();// 修改一些生成器属性
mb.X 11;
mb.Y 22;
mb.HasZ false;
mb.HasM true;
mb.M 44;
// 创建另一个点
point2 mb.ToGeometry();double x point1.X; // x 1.0
double y point1.Y; // y 2.0
double z point1.Z; // z 3.0
double m point1.M; // m Nan
int ID point1.ID; // ID 0
bool hasZ point1.HasZ; // hasZ true
bool hasM point1.HasM; // hasM false
bool hasID point1.HasID; // hasID false
bool isEmpty point1.IsEmpty; // isEmpty falsebool isEqual point1.IsEqual(point2); // isEqual false// builderEx便捷方法
MapPoint point3 MapPointBuilderEx.CreateMapPoint(point1);
x point3.X; // x 1.0
y point3.Y; // y 2.0
z point3.Z; // z 3.0
m point3.M; // m Nan
ID point3.ID; // ID 0
hasZ point3.HasZ; // hasZ true
hasM point3.HasM; // hasM false
hasID point3.HasID; // hasID falseMapPointBuilderEx builderEx new MapPointBuilderEx(point1);
x builderEx.X; // x 1.0
y builderEx.Y; // y 2.0
z builderEx.Z; // z 3.0
m builderEx.M; // m Nan
ID builderEx.ID; // ID 0
hasZ builderEx.HasZ; // hasZ true
hasM builderEx.HasM; // hasM false
hasID builderEx.HasID; // hasID false
isEmpty builderEx.IsEmpty; // isEmpty falseMapPoint point4 builderEx.ToGeometry() as MapPoint;MapPoint point5 MapPointBuilderEx.CreateMapPoint(point1);
x point5.X; // x 1.0
y point5.Y; // y 2.0
z point5.Z; // z 3.0
m point5.M; // m Nan
ID point5.ID; // ID 0
hasZ point5.HasZ; // hasZ true
hasM point5.HasM; // hasM false
hasID point5.HasID; // hasID false
isEmpty point5.IsEmpty; // isEmpty false3 地图点的相等性
MapPoint pt1 MapPointBuilderEx.CreateMapPoint(1, 2, 3, 4, 5);
int ID pt1.ID; // ID 5
bool hasID pt1.HasID; // hasID trueMapPoint pt2 MapPointBuilderEx.CreateMapPoint(1, 2, 3, 4, 0);
ID pt2.ID; // ID 0
hasID pt2.HasID; // hasID trueMapPoint pt3 MapPointBuilderEx.CreateMapPoint(1, 2, 3, 4);
ID pt3.ID; // ID 0
hasID pt3.HasID; // hasID falseMapPoint pt4 MapPointBuilderEx.CreateMapPoint(1, 2, 3, 44);
ID pt4.ID; // ID 0
hasID pt4.HasID; // hasID false
bool hasM pt4.HasM; // hasM trueMapPoint pt5 MapPointBuilderEx.CreateMapPoint(1, 2, 3);
ID pt5.ID; // ID 0
hasID pt5.HasID; // hasID false
hasM pt5.HasM; // hasM falsebool isEqual pt1.IsEqual(pt2); // isEqual false, 不同的ID
isEqual pt2.IsEqual(pt3); // isEqual false, HasID不同
isEqual pt4.IsEqual4 缩放至指定点
//创建一个点
var pt MapPointBuilderEx.CreateMapPoint(x, y, SpatialReferenceBuilder.CreateSpatialReference(4326));
//对其进行缓冲 - 目的是缩放
var poly GeometryEngine.Instance.Buffer(pt, buffer_size);//是否需要投影缓冲区多边形?
if (!MapView.Active.Map.SpatialReference.IsEqual(poly.SpatialReference))
{//投影多边形poly GeometryEngine.Instance.Project(poly, MapView.Active.Map.SpatialReference);
}// 必须在MCT上运行。
QueuedTask.Run(()
{//缩放 - 为动画效果添加延迟MapView.Active.ZoomTo(poly, new TimeSpan(0, 0, 0, 3));
});
