r = mapnik.Rule()
point_sym = mapnik.MarkersSymbolizer()
point_sym.filename = 'tugu.jpeg'
point_sym.widht = mapnik.Expression("20")
point_sym.height = mapnik.Expression("20")
point_sym.allow_overlap = True
r.symbols.append(point_sym)
text_sym = mapnik.TextSymbolizer(mapnik.Expression('[NAME]'),
'DejaVu Sans Bold', 5, mapnik.Color('black'))
text_sym.hallo_radius = 1
text_sym.allow_overlap = True
text_sym.avoid_edges = False
r.symbols.append(text_sym)
s.rules.append(r)
m.append_style('airport point', s)
ds = mapnik.MemoryDatasource()
f = mapnik.Feature(mapnik.Context(), 1)
f['NAME'] = 'asd asbdashbd ahsbdasbd'
f.add_geometries_from_wkt("POINT(-7.245808 112.737785)")
ds.add_feature(f)
player = mapnik.Layer('airport_layer')
player.datasource = ds
m.zoom_all()
mapnik.render_to_file(m, 'indonesia.pdf', 'pdf')
print "rendered image to 'indonesia.pdf"
"json":'{"type":"Feature","id":1,"geometry":null,"properties":{"name":"string with \\t quote"}}'
},
# remainder are c++ reserved, but not json
{
"name":"vert_tab",
"test":"string with \v quote",
"json":'{"type":"Feature","id":1,"geometry":null,"properties":{"name":"string with \\u000b quote"}}'
},
{
"name":"alert",
"test":"string with \a quote",
"json":'{"type":"Feature","id":1,"geometry":null,"properties":{"name":"string with \u0007 quote"}}'
}
]
ctx = mapnik.Context()
ctx.push('name')
def test_char_escaping():
for char in chars:
feat = mapnik.Feature(ctx,1)
expected = char['test']
feat["name"] = expected
eq_(feat["name"],expected)
# confirm the python json module
# is working as we would expect
pyjson2 = json.loads(char['json'])
eq_(pyjson2['properties']['name'],expected)
# confirm our behavior is the same as python json module
# for the original string
geojson_feat_string = feat.to_geojson()
def test_feature_geo_interface():
ctx = mapnik.Context()
feat = mapnik.Feature(ctx, 1)
feat.geometry = mapnik.Geometry.from_wkt('Point (0 0)')
eq_(feat.__geo_interface__['geometry'], {
u'type': u'Point', u'coordinates': [0, 0]})
def test_default_constructor():
f = mapnik.Feature(mapnik.Context(), 1)
eq_(f is not None, True)
def test_filtering_nulls_and_empty_strings():
context = mapnik.Context()
f = mapnik.Feature(context,0)
f["prop"] = u"hello"
eq_(f["prop"],u"hello")
eq_(mapnik.Expression("[prop]").to_bool(f),True)
eq_(mapnik.Expression("! [prop]").to_bool(f),False)
eq_(mapnik.Expression("[prop] != null").to_bool(f),True)
eq_(mapnik.Expression("[prop] != ''").to_bool(f),True)
eq_(mapnik.Expression("[prop] != null and [prop] != ''").to_bool(f),True)
eq_(mapnik.Expression("[prop] != null or [prop] != ''").to_bool(f),True)
f["prop2"] = u""
eq_(f["prop2"],u"")
eq_(mapnik.Expression("[prop2]").to_bool(f),False)
eq_(mapnik.Expression("! [prop2]").to_bool(f),True)
eq_(mapnik.Expression("[prop2] != null").to_bool(f),True)
eq_(mapnik.Expression("[prop2] != ''").to_bool(f),False)
eq_(mapnik.Expression("[prop2] = ''").to_bool(f),True)
eq_(mapnik.Expression("[prop2] != null or [prop2] != ''").to_bool(f),True)
eq_(mapnik.Expression("[prop2] != null and [prop2] != ''").to_bool(f),False)
f["prop3"] = None
eq_(f["prop3"],None)
eq_(mapnik.Expression("[prop3]").to_bool(f),False)
eq_(mapnik.Expression("! [prop3]").to_bool(f),True)
eq_(mapnik.Expression("[prop3] != null").to_bool(f),False)
eq_(mapnik.Expression("[prop3] = null").to_bool(f),True)
# https://github.com/mapnik/mapnik/issues/1859
#eq_(mapnik.Expression("[prop3] != ''").to_bool(f),True)
eq_(mapnik.Expression("[prop3] != ''").to_bool(f),False)
eq_(mapnik.Expression("[prop3] = ''").to_bool(f),False)
# https://github.com/mapnik/mapnik/issues/1859
#eq_(mapnik.Expression("[prop3] != null or [prop3] != ''").to_bool(f),True)
eq_(mapnik.Expression("[prop3] != null or [prop3] != ''").to_bool(f),False)
eq_(mapnik.Expression("[prop3] != null and [prop3] != ''").to_bool(f),False)
# attr not existing should behave the same as prop3
eq_(mapnik.Expression("[prop4]").to_bool(f),False)
eq_(mapnik.Expression("! [prop4]").to_bool(f),True)
eq_(mapnik.Expression("[prop4] != null").to_bool(f),False)
eq_(mapnik.Expression("[prop4] = null").to_bool(f),True)
# https://github.com/mapnik/mapnik/issues/1859
##eq_(mapnik.Expression("[prop4] != ''").to_bool(f),True)
eq_(mapnik.Expression("[prop4] != ''").to_bool(f),False)
eq_(mapnik.Expression("[prop4] = ''").to_bool(f),False)
# https://github.com/mapnik/mapnik/issues/1859
##eq_(mapnik.Expression("[prop4] != null or [prop4] != ''").to_bool(f),True)
eq_(mapnik.Expression("[prop4] != null or [prop4] != ''").to_bool(f),False)
eq_(mapnik.Expression("[prop4] != null and [prop4] != ''").to_bool(f),False)
f["prop5"] = False
eq_(f["prop5"],False)
eq_(mapnik.Expression("[prop5]").to_bool(f),False)
eq_(mapnik.Expression("! [prop5]").to_bool(f),True)
eq_(mapnik.Expression("[prop5] != null").to_bool(f),True)
eq_(mapnik.Expression("[prop5] = null").to_bool(f),False)
eq_(mapnik.Expression("[prop5] != ''").to_bool(f),True)
eq_(mapnik.Expression("[prop5] = ''").to_bool(f),False)
eq_(mapnik.Expression("[prop5] != null or [prop5] != ''").to_bool(f),True)
eq_(mapnik.Expression("[prop5] != null and [prop5] != ''").to_bool(f),True)
# note, we need to do [prop5] != 0 here instead of false due to this bug:
# https://github.com/mapnik/mapnik/issues/1873
eq_(mapnik.Expression("[prop5] != null and [prop5] != '' and [prop5] != 0").to_bool(f),False)
def test_geometry_index_error2():
wkt = 'Point (0 0)'
f = mapnik.Feature(mapnik.Context(), 1)
f.add_geometries_from_wkt(wkt)
f.geometries()[3]
poin_wisata.width = mapnik.Expression('20')
poin_wisata.height = mapnik.Expression('20')
poin_wisata.allow_overlap = True
rsby_wisata.symbols.append(poin_wisata) #membuat rule poin_wisata
label = mapnik.TextSymbolizer(mapnik.Expression('[Kecamatan]'),
'DejaVu Sans Book', 5, mapnik.Color('Red'))
label.halo_radius = 1
label.avoid_edges = False
rsby_wisata.symbols.append(label) #membuat rule label
#Membuat Layer Tempat Wisata
layer_wisata = mapnik.Layer('Wisata', '+init=epsg:4326')
ds = mapnik.MemoryDatasource()
layer_wisata.datasource = ds
fitur_wisata = mapnik.Feature(mapnik.Context(), 1)
fitur_wisata['Kecamatan'] = 'Kenjeran'
fitur_wisata.add_geometries_from_wkt("POINT(112.7078354 -7.260369)")
ds.add_feature(fitur_wisata)
#layer_wisata.srs = longlat.params()
#Menerapkan rule-rule yang ada ke style yang telah dibuat
ssby.rules.append(rsby)
ssby_wisata.rules.append(rsby_wisata)
#Menerapkan Style utama ke peta yang telah dibuat
m.append_style('StyleLayerSby', ssby) #memberi nama Style
m.append_style('PoinWisata', ssby_wisata) #memberinama style poinwisata
layer_sby.styles.append(
'StyleLayerSby') #meletakkan style sby ke dalam layer_sby
layer_wisata.styles.append(
