void QgsGeometryValidator::run() { mErrorCount = 0; QSettings settings; if ( settings.value( QStringLiteral( "/qgis/digitizing/validate_geometries" ), 1 ).toInt() == 2 ) { char *r = nullptr; const GEOSGeometry *g0 = mG.asGeos(); GEOSContextHandle_t handle = QgsGeometry::getGEOSHandler(); if ( !g0 ) { emit errorFound( QgsGeometry::Error( QObject::tr( "GEOS error:could not produce geometry for GEOS (check log window)" ) ) ); } else { GEOSGeometry *g1 = nullptr; if ( GEOSisValidDetail_r( handle, g0, GEOSVALID_ALLOW_SELFTOUCHING_RING_FORMING_HOLE, &r, &g1 ) != 1 ) { if ( g1 ) { const GEOSCoordSequence *cs = GEOSGeom_getCoordSeq_r( handle, g1 ); unsigned int n; if ( GEOSCoordSeq_getSize_r( handle, cs, &n ) && n == 1 ) { double x, y; GEOSCoordSeq_getX_r( handle, cs, 0, &x ); GEOSCoordSeq_getY_r( handle, cs, 0, &y ); emit errorFound( QgsGeometry::Error( QObject::tr( "GEOS error:%1" ).arg( r ), QgsPoint( x, y ) ) ); mErrorCount++; } GEOSGeom_destroy_r( handle, g1 ); } else { emit errorFound( QgsGeometry::Error( QObject::tr( "GEOS error:%1" ).arg( r ) ) ); mErrorCount++; } GEOSFree_r( handle, r ); } } return; } QgsDebugMsg( "validation thread started." ); QgsWkbTypes::Type flatType = QgsWkbTypes::flatType( mG.wkbType() ); //if ( flatType == QgsWkbTypes::Point || flatType == QgsWkbTypes::MultiPoint ) // break; if ( flatType == QgsWkbTypes::LineString ) { validatePolyline( 0, mG.asPolyline() ); } else if ( flatType == QgsWkbTypes::MultiLineString ) { QgsMultiPolyline mp = mG.asMultiPolyline(); for ( int i = 0; !mStop && i < mp.size(); i++ ) validatePolyline( i, mp[i] ); } else if ( flatType == QgsWkbTypes::Polygon ) { validatePolygon( 0, mG.asPolygon() ); } else if ( flatType == QgsWkbTypes::MultiPolygon ) { QgsMultiPolygon mp = mG.asMultiPolygon(); for ( int i = 0; !mStop && i < mp.size(); i++ ) { validatePolygon( i, mp[i] ); } for ( int i = 0; !mStop && i < mp.size(); i++ ) { if ( mp[i].isEmpty() ) { emit errorFound( QgsGeometry::Error( QObject::tr( "polygon %1 has no rings" ).arg( i ) ) ); mErrorCount++; continue; } for ( int j = i + 1; !mStop && j < mp.size(); j++ ) { if ( mp[j].isEmpty() ) continue; if ( ringInRing( mp[i][0], mp[j][0] ) ) { emit errorFound( QgsGeometry::Error( QObject::tr( "polygon %1 inside polygon %2" ).arg( i ).arg( j ) ) ); mErrorCount++; } else if ( ringInRing( mp[j][0], mp[i][0] ) ) { emit errorFound( QgsGeometry::Error( QObject::tr( "polygon %1 inside polygon %2" ).arg( j ).arg( i ) ) ); mErrorCount++; } else { checkRingIntersections( i, 0, mp[i][0], j, 0, mp[j][0] ); } } } } else if ( flatType == QgsWkbTypes::Unknown ) { QgsDebugMsg( QObject::tr( "Unknown geometry type" ) ); emit errorFound( QgsGeometry::Error( QObject::tr( "Unknown geometry type %1" ).arg( mG.wkbType() ) ) ); mErrorCount++; } QgsDebugMsg( "validation finished." ); if ( mStop ) { emit errorFound( QgsGeometry::Error( QObject::tr( "Geometry validation was aborted." ) ) ); } else if ( mErrorCount > 0 ) { emit errorFound( QgsGeometry::Error( QObject::tr( "Geometry has %1 errors." ).arg( mErrorCount ) ) ); } #if 0 else { emit errorFound( QgsGeometry::Error( QObject::tr( "Geometry is valid." ) ) ); } #endif }
Q_NOWARN_UNREACHABLE_POP // Return Nth vertex in GEOSGeometry as a POINT. // May return NULL if the geometry has NO vertexex. static GEOSGeometry *LWGEOM_GEOS_getPointN( const GEOSGeometry *g_in, uint32_t n ) { GEOSContextHandle_t handle = QgsGeos::getGEOSHandler(); uint32_t dims; const GEOSCoordSequence *seq_in = nullptr; GEOSCoordSeq seq_out; double val; uint32_t sz; int gn; GEOSGeometry *ret = nullptr; switch ( GEOSGeomTypeId_r( handle, g_in ) ) { case GEOS_MULTIPOINT: case GEOS_MULTILINESTRING: case GEOS_MULTIPOLYGON: case GEOS_GEOMETRYCOLLECTION: { for ( gn = 0; gn < GEOSGetNumGeometries_r( handle, g_in ); ++gn ) { const GEOSGeometry *g = GEOSGetGeometryN_r( handle, g_in, gn ); ret = LWGEOM_GEOS_getPointN( g, n ); if ( ret ) return ret; } break; } case GEOS_POLYGON: { ret = LWGEOM_GEOS_getPointN( GEOSGetExteriorRing_r( handle, g_in ), n ); if ( ret ) return ret; for ( gn = 0; gn < GEOSGetNumInteriorRings_r( handle, g_in ); ++gn ) { const GEOSGeometry *g = GEOSGetInteriorRingN_r( handle, g_in, gn ); ret = LWGEOM_GEOS_getPointN( g, n ); if ( ret ) return ret; } break; } case GEOS_POINT: case GEOS_LINESTRING: case GEOS_LINEARRING: break; } seq_in = GEOSGeom_getCoordSeq_r( handle, g_in ); if ( ! seq_in ) return nullptr; if ( ! GEOSCoordSeq_getSize_r( handle, seq_in, &sz ) ) return nullptr; if ( ! sz ) return nullptr; if ( ! GEOSCoordSeq_getDimensions_r( handle, seq_in, &dims ) ) return nullptr; seq_out = GEOSCoordSeq_create_r( handle, 1, dims ); if ( ! seq_out ) return nullptr; if ( ! GEOSCoordSeq_getX_r( handle, seq_in, n, &val ) ) return nullptr; if ( ! GEOSCoordSeq_setX_r( handle, seq_out, n, val ) ) return nullptr; if ( ! GEOSCoordSeq_getY_r( handle, seq_in, n, &val ) ) return nullptr; if ( ! GEOSCoordSeq_setY_r( handle, seq_out, n, val ) ) return nullptr; if ( dims > 2 ) { if ( ! GEOSCoordSeq_getZ_r( handle, seq_in, n, &val ) ) return nullptr; if ( ! GEOSCoordSeq_setZ_r( handle, seq_out, n, val ) ) return nullptr; } return GEOSGeom_createPoint_r( handle, seq_out ); }
void Layer::chopFeaturesAtRepeatDistance() { GEOSContextHandle_t geosctxt = geosContext(); QLinkedList<FeaturePart*> * newFeatureParts = new QLinkedList<FeaturePart*>; while ( !featureParts->isEmpty() ) { FeaturePart* fpart = featureParts->takeFirst(); const GEOSGeometry* geom = fpart->geos(); double chopInterval = fpart->getFeature()->repeatDistance(); if ( chopInterval != 0. && GEOSGeomTypeId_r( geosctxt, geom ) == GEOS_LINESTRING ) { double bmin[2], bmax[2]; fpart->getBoundingBox( bmin, bmax ); rtree->Remove( bmin, bmax, fpart ); const GEOSCoordSequence *cs = GEOSGeom_getCoordSeq_r( geosctxt, geom ); // get number of points unsigned int n; GEOSCoordSeq_getSize_r( geosctxt, cs, &n ); // Read points std::vector<Point> points( n ); for ( unsigned int i = 0; i < n; ++i ) { GEOSCoordSeq_getX_r( geosctxt, cs, i, &points[i].x ); GEOSCoordSeq_getY_r( geosctxt, cs, i, &points[i].y ); } // Cumulative length vector std::vector<double> len( n, 0 ); for ( unsigned int i = 1; i < n; ++i ) { double dx = points[i].x - points[i - 1].x; double dy = points[i].y - points[i - 1].y; len[i] = len[i - 1] + std::sqrt( dx * dx + dy * dy ); } // Walk along line unsigned int cur = 0; double lambda = 0; std::vector<Point> part; for ( ;; ) { lambda += chopInterval; for ( ; cur < n && lambda > len[cur]; ++cur ) { part.push_back( points[cur] ); } if ( cur >= n ) { break; } double c = ( lambda - len[cur - 1] ) / ( len[cur] - len[cur - 1] ); Point p; p.x = points[cur - 1].x + c * ( points[cur].x - points[cur - 1].x ); p.y = points[cur - 1].y + c * ( points[cur].y - points[cur - 1].y ); part.push_back( p ); GEOSCoordSequence* cooSeq = GEOSCoordSeq_create_r( geosctxt, part.size(), 2 ); for ( std::size_t i = 0; i < part.size(); ++i ) { GEOSCoordSeq_setX_r( geosctxt, cooSeq, i, part[i].x ); GEOSCoordSeq_setY_r( geosctxt, cooSeq, i, part[i].y ); } GEOSGeometry* newgeom = GEOSGeom_createLineString_r( geosctxt, cooSeq ); FeaturePart* newfpart = new FeaturePart( fpart->getFeature(), newgeom ); newFeatureParts->append( newfpart ); newfpart->getBoundingBox( bmin, bmax ); rtree->Insert( bmin, bmax, newfpart ); part.clear(); part.push_back( p ); } // Create final part part.push_back( points[n - 1] ); GEOSCoordSequence* cooSeq = GEOSCoordSeq_create_r( geosctxt, part.size(), 2 ); for ( std::size_t i = 0; i < part.size(); ++i ) { GEOSCoordSeq_setX_r( geosctxt, cooSeq, i, part[i].x ); GEOSCoordSeq_setY_r( geosctxt, cooSeq, i, part[i].y ); } GEOSGeometry* newgeom = GEOSGeom_createLineString_r( geosctxt, cooSeq ); FeaturePart* newfpart = new FeaturePart( fpart->getFeature(), newgeom ); newFeatureParts->append( newfpart ); newfpart->getBoundingBox( bmin, bmax ); rtree->Insert( bmin, bmax, newfpart ); } else { newFeatureParts->append( fpart ); } } delete featureParts; featureParts = newFeatureParts; }
static GEOSCoordSequence* coord_seq_from_array(VALUE factory, VALUE array, char close) { Check_Type(array, T_ARRAY); RGeo_FactoryData* factory_data = RGEO_FACTORY_DATA_PTR(factory); VALUE point_type = factory_data->globals->feature_point; unsigned int len = (unsigned int)RARRAY_LEN(array); char has_z = (char)(RGEO_FACTORY_DATA_PTR(factory)->flags & RGEO_FACTORYFLAGS_SUPPORTS_Z_OR_M); unsigned int dims = has_z ? 3 : 2; double* coords = ALLOC_N(double, len == 0 ? 1 : len * dims); if (!coords) { return NULL; } GEOSContextHandle_t context = factory_data->geos_context; unsigned int i; for (i=0; i<len; ++i) { char good = 0; const GEOSGeometry* entry_geom = rgeo_convert_to_geos_geometry(factory, rb_ary_entry(array, i), point_type); if (entry_geom) { const GEOSCoordSequence* entry_cs = GEOSGeom_getCoordSeq_r(context, entry_geom); if (entry_cs) { double x; if (GEOSCoordSeq_getX_r(context, entry_cs, 0, &x)) { coords[i*dims] = x; if (GEOSCoordSeq_getY_r(context, entry_cs, 0, &x)) { coords[i*dims+1] = x; good = 1; if (has_z) { if (GEOSCoordSeq_getZ_r(context, entry_cs, 0, &x)) { coords[i*dims+2] = x; } else { good = 0; } } } } } } if (!good) { free(coords); return NULL; } } if (len > 0 && close) { if (coords[0] == coords[(len-1)*dims] && coords[1] == coords[(len-1)*dims+1]) { close = 0; } } else { close = 0; } GEOSCoordSequence* coord_seq = GEOSCoordSeq_create_r(context, len + close, 3); if (coord_seq) { for (i=0; i<len; ++i) { GEOSCoordSeq_setX_r(context, coord_seq, i, coords[i*dims]); GEOSCoordSeq_setY_r(context, coord_seq, i, coords[i*dims+1]); GEOSCoordSeq_setZ_r(context, coord_seq, i, has_z ? coords[i*dims+2] : 0); } if (close) { GEOSCoordSeq_setX_r(context, coord_seq, len, coords[0]); GEOSCoordSeq_setY_r(context, coord_seq, len, coords[1]); GEOSCoordSeq_setZ_r(context, coord_seq, len, has_z ? coords[2] : 0); } } free(coords); return coord_seq; }
SEXP rgeos_geosring2SpatialRings(SEXP env, GEOSGeom geom, SEXP p4s, SEXP idlist, int nrings) { GEOSContextHandle_t GEOShandle = getContextHandle(env); int type = GEOSGeomTypeId_r(GEOShandle, geom); if (type != GEOS_LINEARRING && type != GEOS_GEOMETRYCOLLECTION ) error("rgeos_geosring2SpatialRings: invalid type"); if (nrings < 1) error("rgeos_geosring2SpatialRings: invalid number of geometries"); int pc=0; SEXP bbox, rings_list; PROTECT(bbox = rgeos_geom2bbox(env, geom)); pc++; PROTECT(rings_list = NEW_LIST(nrings)); pc++; for(int j = 0; j < nrings; j++) { GEOSGeom curgeom = (type == GEOS_GEOMETRYCOLLECTION) ? (GEOSGeom) GEOSGetGeometryN_r(GEOShandle, geom, j) : geom; if (curgeom == NULL) error("rgeos_geosring2SpatialRings: unable to get geometry collection geometry"); SEXP crdmat; if (GEOSisEmpty_r(GEOShandle, curgeom) == 0) { GEOSCoordSeq s = (GEOSCoordSeq) GEOSGeom_getCoordSeq_r(GEOShandle, curgeom); if (s == NULL) error("rgeos_geosring2SpatialRings: unable to generate coordinate sequence"); PROTECT(crdmat = rgeos_crdMatFixDir(PROTECT(rgeos_CoordSeq2crdMat(env, s, FALSE, FALSE)), FALSE)); pc += 2; } else { PROTECT( crdmat = R_NilValue); pc++; } SEXP ring; PROTECT(ring = NEW_OBJECT(MAKE_CLASS("Ring"))); pc++; SET_SLOT(ring, install("coords"), crdmat); SEXP id; PROTECT( id = NEW_CHARACTER(1) ); pc++; char idbuf[BUFSIZ]; strcpy(idbuf, CHAR( STRING_ELT(idlist, j) )); SET_STRING_ELT(id, 0, COPY_TO_USER_STRING(idbuf)); SET_SLOT(ring, install("ID"), id); SET_VECTOR_ELT(rings_list, j, ring ); UNPROTECT(pc); } SEXP ans; PROTECT(ans = NEW_OBJECT(MAKE_CLASS("SpatialRings"))); pc++; SET_SLOT(ans, install("rings"), rings_list); SET_SLOT(ans, install("bbox"), bbox); SET_SLOT(ans, install("proj4string"), p4s); UNPROTECT(pc); return(ans); }
SEXP rgeos_geosline2SpatialLines(SEXP env, GEOSGeom geom, SEXP p4s, SEXP idlist, int nlines) { GEOSContextHandle_t GEOShandle = getContextHandle(env); GEOSGeom curgeom; GEOSGeom subgeom; GEOSCoordSeq s; int type = GEOSGeomTypeId_r(GEOShandle, geom); if (type != GEOS_LINESTRING && type != GEOS_MULTILINESTRING && type != GEOS_LINEARRING && type != GEOS_GEOMETRYCOLLECTION ) { error("rgeos_geosline2SpatialLines: invalid type"); } if (nlines < 1) error("rgeos_geosline2SpatialLines: invalid number of geometries"); int pc=0; if (nlines > length(idlist)) error("rgeos_geosline2SpatialLines: nlines > length(idlist)"); SEXP bbox, lines_list; PROTECT(bbox = rgeos_geom2bbox(env, geom)); pc++; PROTECT(lines_list = NEW_LIST(nlines)); pc++; for(int j = 0; j < nlines; j++) { curgeom = (type == GEOS_GEOMETRYCOLLECTION) ? (GEOSGeom) GEOSGetGeometryN_r(GEOShandle, geom, j) : geom; if (curgeom == NULL) error("rgeos_geosline2SpatialLines: unable to get geometry collection geometry"); int curtype = GEOSGeomTypeId_r(GEOShandle, curgeom); int n = GEOSGetNumGeometries_r(GEOShandle, curgeom); if (n == -1) error("rgeos_geosline2SpatialLines: invalid number of geometries in current geometry"); n = n ? n : 1; SEXP line_list; PROTECT(line_list = NEW_LIST(n)); for(int i = 0; i < n; i++) { subgeom = (curtype == GEOS_MULTILINESTRING && !GEOSisEmpty_r(GEOShandle, curgeom)) ? (GEOSGeom) GEOSGetGeometryN_r(GEOShandle, curgeom, i) : curgeom; if(subgeom == NULL) error("rgeos_geosline2SpatialLines: unable to get subgeometry"); SEXP crdmat; if (GEOSisEmpty_r(GEOShandle, subgeom) == 0) { s = (GEOSCoordSeq) GEOSGeom_getCoordSeq_r(GEOShandle, subgeom); if (s == NULL) error("rgeos_geosline2SpatialLines: unable to generate coordinate sequence"); PROTECT( crdmat = rgeos_CoordSeq2crdMat(env, s, FALSE, FALSE)); } else { error("rgeos_geosline2SpatialLines: empty line found"); // PROTECT( crdmat = R_NilValue); } SEXP line; PROTECT(line = NEW_OBJECT(MAKE_CLASS("Line"))); SET_SLOT(line, install("coords"), crdmat); SET_VECTOR_ELT(line_list, i, line ); UNPROTECT(2); } SEXP lines; PROTECT( lines = NEW_OBJECT(MAKE_CLASS("Lines")) ); SET_SLOT(lines, install("Lines"), line_list); char idbuf[BUFSIZ]; strcpy(idbuf, CHAR( STRING_ELT(idlist, j) )); SEXP id; PROTECT( id = NEW_CHARACTER(1) ); SET_STRING_ELT(id, 0, COPY_TO_USER_STRING(idbuf)); SET_SLOT(lines, install("ID"), id); SET_VECTOR_ELT( lines_list, j, lines ); UNPROTECT(3); } SEXP ans; PROTECT(ans = NEW_OBJECT(MAKE_CLASS("SpatialLines"))); pc++; SET_SLOT(ans, install("lines"), lines_list); SET_SLOT(ans, install("bbox"), bbox); SET_SLOT(ans, install("proj4string"), p4s); UNPROTECT(pc); return(ans); }
SEXP rgeos_geosring2Polygon(SEXP env, GEOSGeom lr, int hole) { GEOSContextHandle_t GEOShandle = getContextHandle(env); int pc=0; GEOSCoordSeq s = (GEOSCoordSequence *) GEOSGeom_getCoordSeq_r(GEOShandle, lr); if (s == NULL) error("rgeos_geosring2Polygon: CoordSeq failure"); unsigned int n; if (GEOSCoordSeq_getSize_r(GEOShandle, s, &n) == 0) error("rgeos_geosring2Polygon: CoordSeq failure"); // Get coordinates SEXP crd; PROTECT(crd = rgeos_crdMatFixDir(PROTECT(rgeos_CoordSeq2crdMat(env, s, FALSE, hole)), hole)); pc += 2; // Calculate area GEOSGeom p = GEOSGeom_createPolygon_r(GEOShandle,GEOSGeom_clone_r(GEOShandle,lr),NULL,0); if (p == NULL) error("rgeos_geosring2Polygon: unable to create polygon"); SEXP area; PROTECT(area = NEW_NUMERIC(1)); pc++; NUMERIC_POINTER(area)[0] = 0.0; if (!GEOSArea_r(GEOShandle, p, NUMERIC_POINTER(area))) error("rgeos_geosring2Polygon: area calculation failure"); // Calculate label position SEXP labpt; PROTECT(labpt = NEW_NUMERIC(2)); pc++; GEOSGeom centroid = GEOSGetCentroid_r(GEOShandle, p); double xc, yc; rgeos_Pt2xy(env, centroid, &xc, &yc); if (!R_FINITE(xc) || !R_FINITE(yc)) { xc = 0.0; yc = 0.0; for(int i=0; i != n; i++) { xc += NUMERIC_POINTER(crd)[i]; yc += NUMERIC_POINTER(crd)[(int) (n) +i]; } xc /= n; yc /= n; } NUMERIC_POINTER(labpt)[0] = xc; NUMERIC_POINTER(labpt)[1] = yc; GEOSGeom_destroy_r(GEOShandle, centroid); GEOSGeom_destroy_r(GEOShandle, p); // Get ring direction SEXP ringDir; PROTECT(ringDir = NEW_INTEGER(1)); pc++; INTEGER_POINTER(ringDir)[0] = hole ? -1 : 1; // Get hole status SEXP Hole; PROTECT(Hole = NEW_LOGICAL(1)); pc++; LOGICAL_POINTER(Hole)[0] = hole; SEXP ans; PROTECT(ans = NEW_OBJECT(MAKE_CLASS("Polygon"))); pc++; SET_SLOT(ans, install("ringDir"), ringDir); SET_SLOT(ans, install("labpt"), labpt); SET_SLOT(ans, install("area"), area); SET_SLOT(ans, install("hole"), Hole); SET_SLOT(ans, install("coords"), crd); SEXP valid; PROTECT(valid = SP_PREFIX(Polygon_validate_c)(ans)); pc++; if (!isLogical(valid)) { UNPROTECT(pc); if (isString(valid)) error(CHAR(STRING_ELT(valid, 0))); else error("invalid Polygon object"); } UNPROTECT(pc); return(ans); }
void QgsGeometryValidator::run() { mErrorCount = 0; switch ( mMethod ) { case QgsGeometry::ValidatorGeos: { char *r = nullptr; geos::unique_ptr g0( mGeometry.exportToGeos() ); GEOSContextHandle_t handle = QgsGeometry::getGEOSHandler(); if ( !g0 ) { emit errorFound( QgsGeometry::Error( QObject::tr( "GEOS error: could not produce geometry for GEOS (check log window)" ) ) ); } else { GEOSGeometry *g1 = nullptr; char res = GEOSisValidDetail_r( handle, g0.get(), GEOSVALID_ALLOW_SELFTOUCHING_RING_FORMING_HOLE, &r, &g1 ); if ( res != 1 ) { if ( g1 ) { const GEOSCoordSequence *cs = GEOSGeom_getCoordSeq_r( handle, g1 ); unsigned int n; if ( GEOSCoordSeq_getSize_r( handle, cs, &n ) && n == 1 ) { double x, y; GEOSCoordSeq_getX_r( handle, cs, 0, &x ); GEOSCoordSeq_getY_r( handle, cs, 0, &y ); emit errorFound( QgsGeometry::Error( QObject::tr( "GEOS error: %1" ).arg( r ), QgsPointXY( x, y ) ) ); mErrorCount++; } GEOSGeom_destroy_r( handle, g1 ); } else { emit errorFound( QgsGeometry::Error( QObject::tr( "GEOS error: %1" ).arg( r ) ) ); mErrorCount++; } GEOSFree_r( handle, r ); } } break; } case QgsGeometry::ValidatorQgisInternal: { QgsWkbTypes::Type flatType = QgsWkbTypes::flatType( mGeometry.wkbType() ); //if ( flatType == QgsWkbTypes::Point || flatType == QgsWkbTypes::MultiPoint ) // break; if ( flatType == QgsWkbTypes::LineString ) { validatePolyline( 0, mGeometry.asPolyline() ); } else if ( flatType == QgsWkbTypes::MultiLineString ) { QgsMultiPolylineXY mp = mGeometry.asMultiPolyline(); for ( int i = 0; !mStop && i < mp.size(); i++ ) validatePolyline( i, mp[i] ); } else if ( flatType == QgsWkbTypes::Polygon ) { validatePolygon( 0, mGeometry.asPolygon() ); } else if ( flatType == QgsWkbTypes::MultiPolygon ) { QgsMultiPolygonXY mp = mGeometry.asMultiPolygon(); for ( int i = 0; !mStop && i < mp.size(); i++ ) { validatePolygon( i, mp[i] ); } for ( int i = 0; !mStop && i < mp.size(); i++ ) { if ( mp[i].isEmpty() ) { emit errorFound( QgsGeometry::Error( QObject::tr( "polygon %1 has no rings" ).arg( i ) ) ); mErrorCount++; continue; } for ( int j = i + 1; !mStop && j < mp.size(); j++ ) { if ( mp[j].isEmpty() ) continue; if ( ringInRing( mp[i][0], mp[j][0] ) ) { emit errorFound( QgsGeometry::Error( QObject::tr( "polygon %1 inside polygon %2" ).arg( i ).arg( j ) ) ); mErrorCount++; } else if ( ringInRing( mp[j][0], mp[i][0] ) ) { emit errorFound( QgsGeometry::Error( QObject::tr( "polygon %1 inside polygon %2" ).arg( j ).arg( i ) ) ); mErrorCount++; } else { checkRingIntersections( i, 0, mp[i][0], j, 0, mp[j][0] ); } } } } else if ( flatType == QgsWkbTypes::Unknown ) { QgsDebugMsg( QObject::tr( "Unknown geometry type" ) ); emit errorFound( QgsGeometry::Error( QObject::tr( "Unknown geometry type %1" ).arg( mGeometry.wkbType() ) ) ); mErrorCount++; } if ( mStop ) { emit errorFound( QgsGeometry::Error( QObject::tr( "Geometry validation was aborted." ) ) ); } else if ( mErrorCount > 0 ) { emit errorFound( QgsGeometry::Error( QObject::tr( "Geometry has %1 errors." ).arg( mErrorCount ) ) ); } #if 0 else { emit errorFound( QgsGeometry::Error( QObject::tr( "Geometry is valid." ) ) ); } #endif break; } } }