Inheritance: IThumbnailBuilder, IPersistVariant, IRasterBuilderInit
示例#1
0
        /// <summary>
        /// The main function which creates the Raster Type object.
        /// </summary>
        /// <param name="RasterTypeName">Name of the Raster Type to create.</param>
        /// <returns></returns>
        public IRasterType CreateRasterType(string RasterTypeName)
        {
            try
            {
                switch (RasterTypeName)
                {
                case "Thumbnail Raster Dataset":
                {
                    // Create a Raster Type Name object.
                    IRasterTypeName theRasterTypeName = new RasterTypeNameClass();
                    // Assign the name of the built-in Raster Type to the name object.
                    // The Name field accepts a path to an .art file as well
                    // the name for a built-in Raster Type.
                    theRasterTypeName.Name = RasterTypeName.Replace("Thumbnail ", "");
                    // Use the Open function from the IName interface to get the Raster Type object.
                    IRasterType theRasterType = (IRasterType)(((IName)theRasterTypeName).Open());
                    if (theRasterType == null)
                    {
                        Console.WriteLine("Error:Raster Type not found " + theRasterTypeName.Name);
                        return(null);
                    }

                    // Create a new ThumbnailBuilder object and set it's InnerRasterBuilder property to
                    // the RasterBuilder from the RasterType object. Then set the thumbnail builder to
                    // be the RasterBuilder for the RasterType object. This inserts the thumbnail builder in
                    // between the RasterType and it's RasterBuilder.

                    // Create the Thumbnail Builder
                    IRasterBuilder thumbnailBuilder = new ThumbnailBuilder();
                    //  Set the InnerRasterBuilder property with current Raster Type's Raster Builder
                    ((ThumbnailBuilder)thumbnailBuilder).InnerRasterBuilder = theRasterType.RasterBuilder;
                    // Set the Raster Builder of theRasterType to the above created thumbnail builder.
                    theRasterType.RasterBuilder = thumbnailBuilder;
                    IName theName = theRasterType.FullName;
                    ((IRasterTypeName)theName).Name = "Thumbnail Raster Dataset";
                    return(theRasterType);
                }

                case "Thumbnail QuickBird":
                {
                    // Create a Raster Type Name object.
                    IRasterTypeName theRasterTypeName = new RasterTypeNameClass();
                    // Assign the name of the built-in Raster Type to the name object.
                    // The Name field accepts a path to an .art file as well
                    // the name for a built-in Raster Type.
                    theRasterTypeName.Name = RasterTypeName.Replace("Thumbnail ", "");
                    // Use the Open function from the IName interface to get the Raster Type object.
                    IRasterType theRasterType = (IRasterType)(((IName)theRasterTypeName).Open());
                    if (theRasterType == null)
                    {
                        Console.WriteLine("Error:Raster Type not found " + theRasterTypeName.Name);
                        return(null);
                    }

                    // Create a new TumbnailBuilder object and set it's InnerRasterBuilder property to
                    // the RasterBuilder from the RasterType object. Then set the thumbnail builder to
                    // be the RasterBuilder for the RasterType object. This inserts the thumbnail builder in
                    // between the RasterType and it's RasterBuilder.

                    // Create the Thumbnail Builder
                    IRasterBuilder thumbnailBuilder = new ThumbnailBuilder();
                    //  Set the InnerRasterBuilder property with current Raster Type's Raster Builder
                    ((ThumbnailBuilder)thumbnailBuilder).InnerRasterBuilder = theRasterType.RasterBuilder;
                    // Set the Raster Builder of theRasterType to the above created thumbnail builder.
                    theRasterType.RasterBuilder = thumbnailBuilder;
                    IName theName = theRasterType.FullName;
                    ((IRasterTypeName)theName).Name = "Thumbnail QuickBird";
                    return(theRasterType);
                }

                default:
                    return(null);
                }
            }
            catch (Exception ex)
            {
                throw new Exception("Error: Failed to create " + RasterTypeName + ": " + ex.Message);
            }
        }
        /// <summary>
        /// The main function which creates the Raster Type object.
        /// </summary>
        /// <param name="RasterTypeName">Name of the Raster Type to create.</param>
        /// <returns></returns>
        public IRasterType CreateRasterType(string RasterTypeName)
        {
            try
            {
                switch (RasterTypeName)
                {
                    case "Thumbnail Raster Dataset":
                        {
                            // Create a Raster Type Name object.
                            IRasterTypeName theRasterTypeName = new RasterTypeNameClass();
                            // Assign the name of the built-in Raster Type to the name object.
                            // The Name field accepts a path to an .art file as well 
                            // the name for a built-in Raster Type.
                            theRasterTypeName.Name = RasterTypeName.Replace("Thumbnail ", "");
                            // Use the Open function from the IName interface to get the Raster Type object.
                            IRasterType theRasterType = (IRasterType)(((IName)theRasterTypeName).Open());
                            if (theRasterType == null)
                            {
                                Console.WriteLine("Error:Raster Type not found " + theRasterTypeName.Name);
                                return null;
                            }

                            // Create a new ThumbnailBuilder object and set it's InnerRasterBuilder property to 
                            // the RasterBuilder from the RasterType object. Then set the thumbnail builder to 
                            // be the RasterBuilder for the RasterType object. This inserts the thumbnail builder in 
                            // between the RasterType and it's RasterBuilder.

                            // Create the Thumbnail Builder 
                            IRasterBuilder thumbnailBuilder = new ThumbnailBuilder();
                            //  Set the InnerRasterBuilder property with current Raster Type's Raster Builder
                            ((ThumbnailBuilder)thumbnailBuilder).InnerRasterBuilder = theRasterType.RasterBuilder;
                            // Set the Raster Builder of theRasterType to the above created thumbnail builder.
                            theRasterType.RasterBuilder = thumbnailBuilder;
                            IName theName = theRasterType.FullName;
                            ((IRasterTypeName)theName).Name = "Thumbnail Raster Dataset";
                            return theRasterType;
                        }

                    case "Thumbnail QuickBird":
                        {
                            // Create a Raster Type Name object.
                            IRasterTypeName theRasterTypeName = new RasterTypeNameClass();
                            // Assign the name of the built-in Raster Type to the name object.
                            // The Name field accepts a path to an .art file as well 
                            // the name for a built-in Raster Type.
                            theRasterTypeName.Name = RasterTypeName.Replace("Thumbnail ", "");
                            // Use the Open function from the IName interface to get the Raster Type object.
                            IRasterType theRasterType = (IRasterType)(((IName)theRasterTypeName).Open());
                            if (theRasterType == null)
                            {
                                Console.WriteLine("Error:Raster Type not found " + theRasterTypeName.Name);
                                return null;
                            }

                            // Create a new TumbnailBuilder object and set it's InnerRasterBuilder property to 
                            // the RasterBuilder from the RasterType object. Then set the thumbnail builder to 
                            // be the RasterBuilder for the RasterType object. This inserts the thumbnail builder in 
                            // between the RasterType and it's RasterBuilder.

                            // Create the Thumbnail Builder 
                            IRasterBuilder thumbnailBuilder = new ThumbnailBuilder();
                            //  Set the InnerRasterBuilder property with current Raster Type's Raster Builder
                            ((ThumbnailBuilder)thumbnailBuilder).InnerRasterBuilder = theRasterType.RasterBuilder;
                            // Set the Raster Builder of theRasterType to the above created thumbnail builder.
                            theRasterType.RasterBuilder = thumbnailBuilder;
                            IName theName = theRasterType.FullName;
                            ((IRasterTypeName)theName).Name = "Thumbnail QuickBird";
                            return theRasterType;
                        }

                    default:
                        return null;
                }
            }
            catch (Exception ex)
            {
                throw new Exception("Error: Failed to create " + RasterTypeName + ": " + ex.Message);
            }
        }