I.S. EN ISO 19136-1:2020

Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions, symbols and abbreviated terms
4 Conformance
5 Conventions
6 Overview of the GML schema
7 GML schema — General rules and base schema components
8 GML schema — Xlinks and basic types
9 GML schema — Features
10 GML schema — Geometric primitives
11 GML schema — Geometric complex, geometric composites and geometric aggregates
12 GML schema — Coordinate reference systems schemas
13 GML schema — Topology
14 GML schema — Temporal information and dynamic features
15 GML schema — Definitions and dictionaries
16 GML schema — Units, measures and values
17 GML schema — Directions
18 GML schema — Observations
19 GML schema — Coverages
20 Profiles
21 Rules for GML application schemas
Annex A (normative) Abstract test suites for GML application schemas, GML profiles and GML documents
Annex B (normative) Abstract test suite for software implementations
Annex C (informative) GML schema
Annex D (normative) Implemented profile of the ISO 19100 series of International Standards and extensions
Annex E (normative) UML-to-GML application schema encoding rules
Annex F (normative) GML-to-UML application schema encoding rules
Annex G (informative) Guidelines for subsetting the GML schema
Annex H (informative) Default styling
Annex I (informative) Backwards compatibility with earlier versions of GML
Annex J (informative) Modularization and dependencies
Bibliography

The Geography Markup Language (GML) is an XML encoding in accordance with ISO 19118 for the transport and storage of geographic information modelled in accordance with the conceptual modelling framework used in the ISO 19100 series of International Standards and including both the spatial and non-spatial properties of geographic features.