Beispiel #1
0
        async public Task <IExplorerObject> CreateExplorerObject(IExplorerObject parentExObject)
        {
            if (!CanCreate(parentExObject))
            {
                return(null);
            }

            var instance = await parentExObject.GetInstanceAsync();

            if (!(instance is IFeatureDataset) || !(((IDataset)instance).Database is SQLiteFDB))
            {
                return(null);
            }
            SQLiteFDB fdb = ((IDataset)instance).Database as SQLiteFDB;

            FormNewFeatureclass dlg = await FormNewFeatureclass.Create(instance as IFeatureDataset);

            if (dlg.ShowDialog() != DialogResult.OK)
            {
                return(null);
            }

            IGeometryDef gDef = dlg.GeometryDef;

            int FCID = await fdb.CreateFeatureClass(
                parentExObject.Name,
                dlg.FeatureclassName,
                gDef,
                dlg.Fields);

            if (FCID < 0)
            {
                MessageBox.Show("ERROR: " + fdb.LastErrorMessage);
                return(null);
            }

            ISpatialIndexDef sIndexDef = await fdb.SpatialIndexDef(parentExObject.Name);

            await fdb.SetSpatialIndexBounds(dlg.FeatureclassName, "BinaryTree2", dlg.SpatialIndexExtents, 0.55, 200, dlg.SpatialIndexLevels);

            IDatasetElement element = await((IFeatureDataset)instance).Element(dlg.FeatureclassName);

            return(new SQLiteFDBFeatureClassExplorerObject(
                       parentExObject as SQLiteFDBDatasetExplorerObject,
                       _filename,
                       parentExObject.Name,
                       element));
        }
        public IExplorerObject CreateExplorerObject(IExplorerObject parentExObject)
        {
            if (!CanCreate(parentExObject))
            {
                return(null);
            }

            if (!(parentExObject.Object is IFeatureDataset) || !(((IDataset)parentExObject.Object).Database is AccessFDB))
            {
                return(null);
            }
            AccessFDB fdb = ((IDataset)parentExObject.Object).Database as AccessFDB;

            FormNewFeatureclass dlg = new FormNewFeatureclass(parentExObject.Object as IFeatureDataset);

            if (dlg.ShowDialog() != DialogResult.OK)
            {
                return(null);
            }

            IGeometryDef gDef = dlg.GeometryDef;

            int FCID = fdb.CreateFeatureClass(
                parentExObject.Name,
                dlg.FeatureclassName,
                gDef,
                dlg.Fields);

            if (FCID < 0)
            {
                MessageBox.Show("ERROR: " + fdb.lastErrorMsg);
                return(null);
            }

            ISpatialIndexDef sIndexDef = fdb.SpatialIndexDef(parentExObject.Name);

            fdb.SetSpatialIndexBounds(dlg.FeatureclassName, "BinaryTree2", dlg.SpatialIndexExtents, 0.55, 200, dlg.SpatialIndexLevels);

            IDatasetElement element = ((IFeatureDataset)parentExObject.Object)[dlg.FeatureclassName];

            return(new AccessFDBFeatureClassExplorerObject(
                       parentExObject as AccessFDBDatasetExplorerObject,
                       _filename,
                       parentExObject.Name,
                       element));
        }