Module: RGeo::Geos::CAPILineStringMethods
- Included in:
- CAPILineImpl, CAPILineStringImpl, CAPILinearRingImpl
- Defined in:
- lib/rgeo/geos/capi_feature_classes.rb,
ext/geos_c_impl/line_string.c
Overview
:nodoc:
Instance Method Summary collapse
- #closed? ⇒ Boolean
- #coordinates ⇒ Object
- #end_point ⇒ Object
- #eql?(rhs) ⇒ Boolean
- #geometry_type ⇒ Object
- #hash ⇒ Object
- #interpolate_point(loc_num) ⇒ Object
-
#is_closed? ⇒ Boolean
rubocop:disable Naming/PredicateName.
-
#is_ring? ⇒ Boolean
rubocop:disable Naming/PredicateName.
- #length ⇒ Object
- #num_points ⇒ Object
- #point_n(n) ⇒ Object
- #points ⇒ Object
- #project_point(point) ⇒ Object
- #rep_equals?(rhs) ⇒ Boolean
- #ring? ⇒ Boolean
- #start_point ⇒ Object
Instance Method Details
#closed? ⇒ Boolean
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# File 'ext/geos_c_impl/line_string.c', line 301
static VALUE method_line_string_is_closed(VALUE self)
{
VALUE result;
RGeo_GeometryData* self_data;
const GEOSGeometry* self_geom;
result = Qnil;
self_data = RGEO_GEOMETRY_DATA_PTR(self);
self_geom = self_data->geom;
if (self_geom) {
result = rgeo_is_geos_line_string_closed(self_data->geos_context, self_geom);
}
return result;
}
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#coordinates ⇒ Object
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# File 'ext/geos_c_impl/line_string.c', line 103
static VALUE method_line_string_coordinates(VALUE self)
{
VALUE result;
RGeo_GeometryData* self_data;
const GEOSGeometry* self_geom;
const GEOSCoordSequence* coord_sequence;
int zCoordinate;
GEOSContextHandle_t context;
result = Qnil;
self_data = RGEO_GEOMETRY_DATA_PTR(self);
self_geom = self_data->geom;
if (self_geom) {
zCoordinate = RGEO_FACTORY_DATA_PTR(self_data->factory)->flags & RGEO_FACTORYFLAGS_SUPPORTS_Z_OR_M;
context = self_data->geos_context;
coord_sequence = GEOSGeom_getCoordSeq_r(context, self_geom);
if(coord_sequence) {
result = extract_points_from_coordinate_sequence(context, coord_sequence, zCoordinate);
}
}
return result;
}
|
#end_point ⇒ Object
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# File 'ext/geos_c_impl/line_string.c', line 233
static VALUE method_line_string_end_point(VALUE self)
{
VALUE result;
RGeo_GeometryData* self_data;
const GEOSGeometry* self_geom;
unsigned int n;
result = Qnil;
self_data = RGEO_GEOMETRY_DATA_PTR(self);
self_geom = self_data->geom;
if (self_geom) {
n = GEOSGetNumCoordinates_r(self_data->geos_context, self_geom);
if (n > 0) {
result = method_line_string_point_n(self, INT2NUM(n-1));
}
}
return result;
}
|
#eql?(rhs) ⇒ Boolean
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# File 'ext/geos_c_impl/line_string.c', line 340
static VALUE method_line_string_eql(VALUE self, VALUE rhs)
{
VALUE result;
RGeo_GeometryData* self_data;
result = rgeo_geos_klasses_and_factories_eql(self, rhs);
if (RTEST(result)) {
self_data = RGEO_GEOMETRY_DATA_PTR(self);
result = rgeo_geos_coordseqs_eql(self_data->geos_context, self_data->geom, RGEO_GEOMETRY_DATA_PTR(rhs)->geom, RGEO_FACTORY_DATA_PTR(self_data->factory)->flags & RGEO_FACTORYFLAGS_SUPPORTS_Z_OR_M);
}
return result;
}
|
#geometry_type ⇒ Object
#hash ⇒ Object
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# File 'ext/geos_c_impl/line_string.c', line 354
static VALUE method_line_string_hash(VALUE self)
{
st_index_t hash;
RGeo_GeometryData* self_data;
VALUE factory;
self_data = RGEO_GEOMETRY_DATA_PTR(self);
factory = self_data->factory;
hash = rb_hash_start(0);
hash = rgeo_geos_objbase_hash(factory, rgeo_feature_line_string_module, hash);
hash = rgeo_geos_coordseq_hash(self_data->geos_context, self_data->geom, hash);
return LONG2FIX(rb_hash_end(hash));
}
|
#interpolate_point(loc_num) ⇒ Object
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# File 'ext/geos_c_impl/line_string.c', line 276
static VALUE method_line_string_interpolate_point(VALUE self, VALUE loc_num)
{
RGeo_FactoryData* factory_data;
VALUE result = Qnil;
VALUE factory;
RGeo_GeometryData* self_data;
const GEOSGeometry* self_geom;
GEOSGeometry* geos_point;
double location;
location = NUM2DBL(loc_num);
self_data = RGEO_GEOMETRY_DATA_PTR(self);
factory = self_data->factory;
factory_data = RGEO_FACTORY_DATA_PTR(factory);
self_geom = self_data->geom;
if(self_geom) {
geos_point = GEOSInterpolate_r(self_data->geos_context, self_geom, location);
result = rgeo_wrap_geos_geometry(factory, geos_point, rgeo_geos_point_class);
}
return result;
}
|
#is_closed? ⇒ Boolean
rubocop:disable Naming/PredicateName
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# File 'lib/rgeo/geos/capi_feature_classes.rb', line 71 def is_closed? # rubocop:disable Naming/PredicateName warn "The is_closed? method is deprecated, please use the closed? counterpart, will be removed in v3" unless ENV["RGEO_SILENCE_DEPRECATION"] closed? end |
#is_ring? ⇒ Boolean
rubocop:disable Naming/PredicateName
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# File 'lib/rgeo/geos/capi_feature_classes.rb', line 76 def is_ring? # rubocop:disable Naming/PredicateName warn "The is_ring? method is deprecated, please use the ring? counterpart, will be removed in v3" unless ENV["RGEO_SILENCE_DEPRECATION"] ring? end |
#length ⇒ Object
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# File 'ext/geos_c_impl/line_string.c', line 68
static VALUE method_line_string_length(VALUE self)
{
VALUE result;
RGeo_GeometryData* self_data;
const GEOSGeometry* self_geom;
double len;
result = Qnil;
self_data = RGEO_GEOMETRY_DATA_PTR(self);
self_geom = self_data->geom;
if (self_geom) {
if (GEOSLength_r(self_data->geos_context, self_geom, &len)) {
result = rb_float_new(len);
}
}
return result;
}
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#num_points ⇒ Object
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# File 'ext/geos_c_impl/line_string.c', line 87
static VALUE method_line_string_num_points(VALUE self)
{
VALUE result;
RGeo_GeometryData* self_data;
const GEOSGeometry* self_geom;
result = Qnil;
self_data = RGEO_GEOMETRY_DATA_PTR(self);
self_geom = self_data->geom;
if (self_geom) {
result = INT2NUM(GEOSGetNumCoordinates_r(self_data->geos_context, self_geom));
}
return result;
}
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#point_n(n) ⇒ Object
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# File 'ext/geos_c_impl/line_string.c', line 157
static VALUE method_line_string_point_n(VALUE self, VALUE n)
{
VALUE result;
RGeo_GeometryData* self_data;
const GEOSGeometry* self_geom;
GEOSContextHandle_t self_context;
const GEOSCoordSequence* coord_seq;
char has_z;
int si;
unsigned int i;
unsigned int size;
result = Qnil;
self_data = RGEO_GEOMETRY_DATA_PTR(self);
self_geom = self_data->geom;
if (self_geom) {
self_context = self_data->geos_context;
coord_seq = GEOSGeom_getCoordSeq_r(self_context, self_geom);
if (coord_seq) {
has_z = (char)(RGEO_FACTORY_DATA_PTR(self_data->factory)->flags & RGEO_FACTORYFLAGS_SUPPORTS_Z_OR_M);
si = NUM2INT(n);
if (si >= 0) {
i = si;
if (GEOSCoordSeq_getSize_r(self_context, coord_seq, &size)) {
if (i < size) {
result = get_point_from_coordseq(self, coord_seq, i, has_z);
}
}
}
}
}
return result;
}
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#points ⇒ Object
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# File 'ext/geos_c_impl/line_string.c', line 192
static VALUE method_line_string_points(VALUE self)
{
VALUE result;
RGeo_GeometryData* self_data;
const GEOSGeometry* self_geom;
GEOSContextHandle_t self_context;
const GEOSCoordSequence* coord_seq;
char has_z;
unsigned int size;
unsigned int i;
VALUE point;
result = Qnil;
self_data = RGEO_GEOMETRY_DATA_PTR(self);
self_geom = self_data->geom;
if (self_geom) {
self_context = self_data->geos_context;
coord_seq = GEOSGeom_getCoordSeq_r(self_context, self_geom);
if (coord_seq) {
has_z = (char)(RGEO_FACTORY_DATA_PTR(self_data->factory)->flags & RGEO_FACTORYFLAGS_SUPPORTS_Z_OR_M);
if (GEOSCoordSeq_getSize_r(self_context, coord_seq, &size)) {
result = rb_ary_new2(size);
for (i=0; i<size; ++i) {
point = get_point_from_coordseq(self, coord_seq, i, has_z);
if (!NIL_P(point)) {
rb_ary_store(result, i, point);
}
}
}
}
}
return result;
}
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#project_point(point) ⇒ Object
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# File 'ext/geos_c_impl/line_string.c', line 252
static VALUE method_line_string_project_point(VALUE self, VALUE point)
{
RGeo_FactoryData* factory_data;
VALUE result = Qnil;
VALUE factory;
RGeo_GeometryData* self_data;
const GEOSGeometry* self_geom;
const GEOSGeometry *geos_point;
double location;
self_data = RGEO_GEOMETRY_DATA_PTR(self);
factory = self_data->factory;
self_geom = self_data->geom;
factory_data = RGEO_FACTORY_DATA_PTR(factory);
if(self_geom && point) {
geos_point = rgeo_convert_to_geos_geometry(factory, point, rgeo_geos_point_class);
location = GEOSProject_r(self_data->geos_context, self_geom, geos_point);
result = DBL2NUM(location);
}
return result;
}
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#rep_equals?(rhs) ⇒ Boolean
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# File 'ext/geos_c_impl/line_string.c', line 340
static VALUE method_line_string_eql(VALUE self, VALUE rhs)
{
VALUE result;
RGeo_GeometryData* self_data;
result = rgeo_geos_klasses_and_factories_eql(self, rhs);
if (RTEST(result)) {
self_data = RGEO_GEOMETRY_DATA_PTR(self);
result = rgeo_geos_coordseqs_eql(self_data->geos_context, self_data->geom, RGEO_GEOMETRY_DATA_PTR(rhs)->geom, RGEO_FACTORY_DATA_PTR(self_data->factory)->flags & RGEO_FACTORYFLAGS_SUPPORTS_Z_OR_M);
}
return result;
}
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#ring? ⇒ Boolean
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# File 'ext/geos_c_impl/line_string.c', line 317
static VALUE method_line_string_is_ring(VALUE self)
{
VALUE result;
RGeo_GeometryData* self_data;
const GEOSGeometry* self_geom;
char val;
result = Qnil;
self_data = RGEO_GEOMETRY_DATA_PTR(self);
self_geom = self_data->geom;
if (self_geom) {
val = GEOSisRing_r(self_data->geos_context, self_geom);
if (val == 0) {
result = Qfalse;
}
else if (val == 1) {
result = Qtrue;
}
}
return result;
}
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#start_point ⇒ Object
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# File 'ext/geos_c_impl/line_string.c', line 227
static VALUE method_line_string_start_point(VALUE self)
{
return method_line_string_point_n(self, INT2NUM(0));
}
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