示例#1
0
        public static bool AreInIntersectionExtentVsExtent(IPolygonExtent a, IExtent b)
        {
            ICompositeExtent composite = b as ICompositeExtent;

            if (null != composite)
            {
                return(a.Intersects(composite));
            }

            composite = a as ICompositeExtent;
            if (null != composite)
            {
                return(b.Intersects(composite));
            }

            ICircularExtent circle = b as ICircularExtent;

            if (null != circle)
            {
                _tempCircleB.Reset(b);
                return(circle.Intersects(_tempCircleB));
            }

            IPolygonExtent polygon = b as IPolygonExtent;

            if (null != polygon)
            {
                return(a.Intersects(polygon));
            }

            throw new InvalidOperationException("Extent must be a circle or polygon");
        }
示例#2
0
        /// <summary>
        /// 是否相交
        /// </summary>
        /// <param name="extent"></param>
        /// <param name="env"></param>
        /// <returns></returns>
        public static bool Intersects(this IExtent extent, Envelope env)
        {
            if (Equals(env, null))
            {
                throw new ArgumentNullException(nameof(env));
            }

            return(extent.Intersects(env.MinX, env.MaxX, env.MinY, env.MaxY));
        }