diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/c_api.cpp | 33 | ||||
| -rw-r--r-- | src/crs.cpp | 16 | ||||
| -rw-r--r-- | src/proj_experimental.h | 5 |
3 files changed, 54 insertions, 0 deletions
diff --git a/src/c_api.cpp b/src/c_api.cpp index b09cbbf2..aa9d7e70 100644 --- a/src/c_api.cpp +++ b/src/c_api.cpp @@ -2415,6 +2415,39 @@ PJ_OBJ PROJ_DLL *proj_obj_alter_name(PJ_CONTEXT *ctx, const PJ_OBJ *obj, // --------------------------------------------------------------------------- +/** \brief Return a copy of the object with its identifier changed/set + * + * Currently, only implemented on CRS objects. + * + * The returned object must be unreferenced with proj_obj_destroy() after + * use. + * It should be used by at most one thread at a time. + * + * @param ctx PROJ context, or NULL for default context + * @param obj Object of type CRS. Must not be NULL + * @param auth_name Authority name. Must not be NULL + * @param code Code. Must not be NULL + * + * @return Object that must be unreferenced with + * proj_obj_destroy(), or NULL in case of error. + */ +PJ_OBJ PROJ_DLL *proj_obj_alter_id(PJ_CONTEXT *ctx, const PJ_OBJ *obj, + const char *auth_name, const char *code) { + SANITIZE_CTX(ctx); + auto crs = dynamic_cast<const CRS *>(obj->obj.get()); + if (!crs) { + return nullptr; + } + try { + return PJ_OBJ::create(crs->alterId(auth_name, code)); + } catch (const std::exception &e) { + proj_log_error(ctx, __FUNCTION__, e.what()); + } + return nullptr; +} + +// --------------------------------------------------------------------------- + /** \brief Return a copy of the CRS with its geodetic CRS changed * * Currently, when obj is a GeodeticCRS, it returns a clone of new_geod_crs diff --git a/src/crs.cpp b/src/crs.cpp index 10bec815..d873e81b 100644 --- a/src/crs.cpp +++ b/src/crs.cpp @@ -574,6 +574,22 @@ CRSNNPtr CRS::alterName(const std::string &newName) const { // --------------------------------------------------------------------------- +//! @cond Doxygen_Suppress + +CRSNNPtr CRS::alterId(const std::string &authName, + const std::string &code) const { + auto crs = shallowClone(); + auto props = util::PropertyMap(); + props.set(metadata::Identifier::CODESPACE_KEY, authName) + .set(metadata::Identifier::CODE_KEY, code); + crs->setProperties(props); + return crs; +} + +//! @endcond + +// --------------------------------------------------------------------------- + /** \brief Identify the CRS with reference CRSs. * * The candidate CRSs are either hard-coded, or looked in the database when diff --git a/src/proj_experimental.h b/src/proj_experimental.h index 84ea31d7..f3f5c529 100644 --- a/src/proj_experimental.h +++ b/src/proj_experimental.h @@ -177,6 +177,11 @@ PJ_OBJ PROJ_DLL *proj_obj_create_geocentric_crs_from_datum( PJ_OBJ PROJ_DLL *proj_obj_alter_name(PJ_CONTEXT *ctx, const PJ_OBJ* obj, const char* name); +PJ_OBJ PROJ_DLL *proj_obj_alter_id(PJ_CONTEXT *ctx, + const PJ_OBJ* obj, + const char* auth_name, + const char* code); + PJ_OBJ PROJ_DLL *proj_obj_crs_alter_geodetic_crs(PJ_CONTEXT *ctx, const PJ_OBJ* obj, const PJ_OBJ* new_geod_crs); |