package gdal

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Layers

These functions come from OGR C API's OGR_L_* namespace.

type t

val t : t Ctypes.typ

val t_opt : t option Ctypes.typ

exception Layer_error

val get_name : t -> string

val get_geom_type : t -> Geometry.wkb_t

val get_spatial_filter : t -> Geometry.t

val set_spatial_filter : t -> Geometry.t -> unit

val set_spatial_filter_rect : t -> float -> float -> float -> float -> unit

val set_attribute_filter : t -> string -> unit

val reset_reading : t -> unit

val get_next_feature : t -> Feature.t option

val set_next_by_index : t -> int -> unit

val get_feature : t -> int -> Feature.t option

val set_feature : t -> Feature.t -> unit

val create_feature : t -> Feature.t -> unit

val delete_feature : t -> int -> unit

val get_layer_defn : t -> Feature.Defn.t

val get_spatial_ref : t -> Spatial_reference.t option

val get_feature_count : t -> int -> int

val get_extent : t -> int -> Geometry.envelope_t

val test_capability : t -> string -> bool

val create_field : t -> Field.Defn.t -> int -> unit

val delete_field : t -> int -> unit

val reorder_fields : t -> int list -> unit

val reorder_field : t -> int -> int -> unit

val alter_field_defn : t -> int -> Field.Defn.t -> int -> unit

val start_transaction : t -> unit

val commit_transaction : t -> unit

val rollback_transaction : t -> unit

val reference : t -> int

val dereference : t -> int

val get_ref_count : t -> int

val sync_to_disk : t -> unit

val get_fid_column : t -> string

val get_geometry_column : t -> string

val set_ignored_fields : t -> string option list -> unit

val map_features : t -> (Feature.t -> 'a) -> 'a list

val iter_features : t -> (Feature.t -> unit) -> unit