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new_map_world.py
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new_map_world.py
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from datetime import datetime
import os
import pickle
from svgwriter import SvgWriter
import maptools
import lxml.etree as ET
import shapely
from shapely.wkb import dumps, loads
from shapely import ops
from shapely.prepared import prep
from shapely.geometry import Point, GeometryCollection, MultiLineString, LineString, Polygon, MultiPolygon
from shapely.geometry import shape
import fiona
from HersheyFonts import HersheyFonts
TIMER_STRING = "{:<60s}: {:2.2f}s"
DB_NAME = "import"
DB_PREFIX = "osm_"
CACHE_DIRECTORY = "cache"
MAP_CENTER = [0, 0]
# MAP_SIZE = [2000, 2000] # unit for data: m / unit for SVG elements: px or mm
# VIEWPORT_SIZE = [MAP_SIZE[0], 1000]
# VIEWPORT_OFFSET = [0, 300]
MAP_SIZE = [3000, 3000] # unit for data: m / unit for SVG elements: px or mm
VIEWPORT_SIZE = [750, 1000]
VIEWPORT_OFFSET = [(MAP_SIZE[0]-VIEWPORT_SIZE[0])//2, 900]
# FULL MAP
VIEWPORT_SIZE = [750*4, 1000*2]
VIEWPORT_OFFSET = [0, 500]
MAP_FRAGMENT_OFFSET = VIEWPORT_OFFSET
MAP_FRAGMENT_SIZE = VIEWPORT_SIZE
# TILE MAP
# tile_x = 1
# tile_y = 0
# MAP_FRAGMENT_OFFSET = [0, 500]
# MAP_FRAGMENT_SIZE = [750*4, 1000*2] # the full map comprising all tiles
# VIEWPORT_SIZE = [750-4, 1000-4]
# VIEWPORT_OFFSET = [MAP_FRAGMENT_OFFSET[0]+750*tile_x+4/2, MAP_FRAGMENT_OFFSET[1]+1000*tile_y+4/2]
# ---
MAP_SIZE_SCALE = maptools.EQUATOR/MAP_SIZE[0] # increase or decrease MAP_SIZE by factor
SIMPLIFICATION_MAX_ERROR = 0.1 #1.0 # 0.2 # unit in map coordinates (px or mm)
THRESHOLD_CITY_POPULATION = 1000000
CONNECT_DATABASE = False
FONT_SIZE = 5
FONT_SIZE_LARGE = 12
DRAW_META = True
DRAW_LARGE_LABELS = True
DRAW_COASTLINE = True
DRAW_PLACES = False
DRAW_CITIES = False
DRAW_CITIES_WTIH_LABELS = True
DRAW_URBAN_AREAS = False
DRAW_BORDERS = False
DRAW_ADMIN_REGIONS = False
DRAW_BATHYMETRY = True
DRAW_TERRAIN = True
# --------------------------------
CITY_CIRCLE_RADIUS = 2.0
DARK_MODE = False
""" ------------------------------
Projection:
Map is using OSMs Web-Mercator (3857) projection
Natural Earth Shapefiles are encoded in WGS84 (4326)
------------------------------ """
timer_total = datetime.now()
if CONNECT_DATABASE:
import psycopg2
conn = psycopg2.connect(database='osm', user='osm')
curs = conn.cursor()
conv = maptools.Converter(MAP_CENTER, MAP_SIZE, MAP_SIZE_SCALE)
bg_color = "gray"
if DARK_MODE:
bg_color = "black"
# svg = SvgWriter("world.svg", dimensions=MAP_SIZE, background_color="gray")
svg = SvgWriter("world.svg", dimensions=VIEWPORT_SIZE, offset=VIEWPORT_OFFSET, background_color=bg_color)
print("map size: {:.2f} x {:.2f} meter".format(MAP_SIZE[0]*MAP_SIZE_SCALE, MAP_SIZE[1]*MAP_SIZE_SCALE))
print("svg size: {:.2f} x {:.2f} units".format(*MAP_SIZE))
viewport_polygon = Polygon([
[VIEWPORT_OFFSET[0], VIEWPORT_OFFSET[1]],
[VIEWPORT_OFFSET[0]+VIEWPORT_SIZE[0], VIEWPORT_OFFSET[1]],
[VIEWPORT_OFFSET[0]+VIEWPORT_SIZE[0], VIEWPORT_OFFSET[1]+VIEWPORT_SIZE[1]],
[VIEWPORT_OFFSET[0], VIEWPORT_OFFSET[1]+VIEWPORT_SIZE[1]]
])
svg.add_layer("urban")
svg.add_layer("borders")
svg.add_layer("bathymetry")
svg.add_layer("terrain")
svg.add_layer("coastlines")
svg.add_layer("coastlines_hatching")
svg.add_layer("places")
svg.add_layer("places_circles")
svg.add_layer("large_labels")
svg.add_layer("meta")
svg.add_layer("meta_text")
hfont = HersheyFonts()
hfont.load_default_font("futural")
hfont.normalize_rendering(FONT_SIZE)
hfont_large = HersheyFonts()
hfont_large.load_default_font("futuram")
# print(hfont_large.default_font_names)
# exit()
hfont_large.normalize_rendering(FONT_SIZE_LARGE)
svg.add_hatching("coastline_hatching", stroke_width=0.5, distance=2.0)
# for i in range(0, 15):
# svg.add_hatching("bathymetry_hatching_{}".format(i), stroke_width=0.25, distance=1.1**i) #1+0.5*i)
# # svg.add_hatching("bathymetry_hatching_{}".format(i), stroke_width=0.5, distance=(2**i)/2.0)
if DARK_MODE:
for i in range(0, 15):
if i < 5:
distance = 6
else:
distance = 1.5 + 1.2**(14-4) - (1.2**(i-4) - 1.2**(5-4))
svg.add_hatching("bathymetry_hatching_{}".format(i), stroke_width=0.5, stroke_opacity=0.5, distance=distance)
else:
for i in range(0, 15):
if i < 5:
distance = 1
else:
distance = 1.15**(i-4)
svg.add_hatching("bathymetry_hatching_{}".format(i), stroke_width=0.5, stroke_opacity=0.5, distance=distance)
# for i in range(0, 15):
# dist = 1.4
# if i % 2 == 0:
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45, stroke_width=0.5, distance=dist**(i-i%2))
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45_REV, stroke_width=0.5, distance=dist**(i-i%2))
# else:
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45, stroke_width=0.5, distance=dist**(i-i%2))
# for i in range(0, 15):
# dist = 1.1
# if i % 2 == 0:
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45_REV, stroke_width=0.5, distance=dist**i)
# else:
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45, stroke_width=0.5, distance=dist**i)
# for i in range(0, 15):
# dist = 1.2
# if i % 2 == 0:
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45, stroke_width=0.5, distance=(dist**i)/1.0)
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45_REV, stroke_width=0.5, distance=(dist**i)/1.0)
# else:
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45, stroke_width=0.5, distance=(dist**(i-1))/1.0)
# for i in range(0, 15):
# dist = 1.5
# if i == 0:
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45, stroke_width=0.5, distance=dist**0)
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45_REV, stroke_width=0.5, distance=dist**0)
# if i == 1:
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45, stroke_width=0.5, distance=dist**0)
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45_REV, stroke_width=0.5, distance=dist**1)
# if i == 2:
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45, stroke_width=0.5, distance=dist**0)
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45_REV, stroke_width=0.5, distance=dist**2)
# if i == 3:
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45, stroke_width=0.5, distance=dist**0)
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45_REV, stroke_width=0.5, distance=dist**3)
# if i == 4:
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45, stroke_width=0.5, distance=dist**0)
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45_REV, stroke_width=0.5, distance=dist**4)
# if i == 5:
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45, stroke_width=0.5, distance=dist**1)
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45_REV, stroke_width=0.5, distance=dist**4)
# if i == 6:
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45, stroke_width=0.5, distance=dist**2)
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45_REV, stroke_width=0.5, distance=dist**4)
# if i == 7:
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45, stroke_width=0.5, distance=dist**3)
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45_REV, stroke_width=0.5, distance=dist**4)
# if i == 8:
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45, stroke_width=0.5, distance=dist**4)
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45_REV, stroke_width=0.5, distance=dist**4)
# if i == 9:
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45, stroke_width=0.5, distance=dist**5)
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45_REV, stroke_width=0.5, distance=dist**4)
# if i == 10:
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45, stroke_width=0.5, distance=dist**6)
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45_REV, stroke_width=0.5, distance=dist**4)
# if i == 11:
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45, stroke_width=0.5, distance=dist**7)
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45_REV, stroke_width=0.5, distance=dist**4)
# if i == 12:
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45, stroke_width=0.5, distance=dist**7)
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45_REV, stroke_width=0.5, distance=dist**5)
# if i == 13:
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45, stroke_width=0.5, distance=dist**7)
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45_REV, stroke_width=0.5, distance=dist**6)
# if i == 14:
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45, stroke_width=0.5, distance=dist**7)
# svg.add_hatching("bathymetry_hatching_{}".format(i), orientation=SvgWriter.HATCHING_ORIENTATION_45_REV, stroke_width=0.5, distance=dist**7)
exclusion_zones = []
coastlines = []
places = []
urban = []
borders = []
admin = []
bathymetry = []
terrain = []
def get_text(font, text):
lines_raw = font.lines_for_text(text)
lines_restructured = []
for (x1, y1), (x2, y2) in lines_raw:
lines_restructured.append([[x1, y1], [x2, y2]])
lines = MultiLineString(lines_restructured)
return lines
def simplify_polygon(polys, min_area=None):
polys_simplyfied = []
errors_occured = 0
skipped = 0
for i in range(0, len(polys)):
poly = polys[i]
# simplified_polygon = simplify_polygon(coastlines[i], epsilon=SIMPLIFICATION_MAX_ERROR)
poly = poly.simplify(SIMPLIFICATION_MAX_ERROR)
if not type(poly) is Polygon:
errors_occured += 1
continue
if min_area is not None and poly.area < min_area:
skipped += 1
continue
polys_simplyfied.append(poly)
return polys_simplyfied, errors_occured, skipped
def simplify_linestring(lines):
lines_simplyfied = []
errors_occured = 0
skipped = 0
for i in range(0, len(lines)):
line = lines[i]
line = line.simplify(SIMPLIFICATION_MAX_ERROR)
if not type(line) is LineString:
errors_occured += 1
continue
lines_simplyfied.append(line)
return lines_simplyfied, errors_occured, skipped
def get_poly_layer_from_geojson(filename, min_area=None, latlons_flipped=False):
layers = {}
shapefile = fiona.open(filename)
if latlons_flipped:
func = conv.convert_wgs_to_map_list_lon_lat
else:
func = conv.convert_wgs_to_map_list
counter = 0
num_items = len(shapefile)
for item in shapefile:
counter += 1
print("processing item {}/{} in {}".format(counter, num_items, filename), end="\r")
shapefile_geom = shape(item["geometry"])
geom = ops.transform(func, shapefile_geom)
geom = geom.simplify(SIMPLIFICATION_MAX_ERROR)
prop = item["properties"]
layer_number = prop["layer"]
if layer_number not in layers:
layers[layer_number] = []
if type(geom) is Polygon:
if min_area is not None and geom.area < min_area:
pass
else:
layers[layer_number].append(geom)
elif type(geom) is MultiPolygon:
for g in geom.geoms:
if not geom.is_valid:
geom = geom.buffer(0.01)
if min_area is not None and geom.area < min_area:
pass
else:
layers[layer_number].append(g)
else:
raise Exception("parsing shapefile: unexpected type: {}".format(geom))
print("")
# [
# [poly, poly, ...],
# [poly, poly, ...],
# ]
# problem: if the lowest layers are not populated, they
# should not be discard altogether but be empty lists
flat_list = []
for i in range(0, max(layers.keys())+1):
if i not in layers:
flat_list.append([])
else:
flat_list.append(layers[i])
return flat_list
# [poly, poly, poly, ...]
# flat_list = []
# for sublist in list(layers.values()):
# for item in sublist:
# flat_list.append(item)
# return flat_list
def get_polys_from_shapefile(filename, min_area=None, latlons_flipped=False):
geometries = []
shapefile = fiona.open(filename)
if latlons_flipped:
func = conv.convert_wgs_to_map_list_lon_lat
else:
func = conv.convert_wgs_to_map_list
for item in shapefile:
shapefile_geom = shape(item['geometry'])
geom = ops.transform(func, shapefile_geom)
geom = geom.simplify(SIMPLIFICATION_MAX_ERROR)
if type(geom) is Polygon:
if not geom.is_valid:
geom = geom.buffer(0.01)
if min_area is not None and geom.area < min_area:
pass
else:
geometries.append(geom)
elif type(geom) is MultiPolygon:
for g in geom.geoms:
if not geom.is_valid:
geom = geom.buffer(0.01)
if min_area is not None and geom.area < min_area:
pass
else:
geometries.append(g)
else:
raise Exception("parsing shapefile: unexpected type: {}".format(geom))
return geometries
def get_lines_from_shapefile(filename, latlons_flipped=False):
geometries = []
shapefile = fiona.open(filename)
if latlons_flipped:
func = conv.convert_wgs_to_map_list_lon_lat
else:
func = conv.convert_wgs_to_map_list
for item in shapefile:
shapefile_geom = shape(item['geometry'])
geom = ops.transform(func, shapefile_geom)
geom = geom.simplify(SIMPLIFICATION_MAX_ERROR)
if type(geom) is LineString:
geometries.append(geom)
elif type(geom) is MultiLineString:
for g in geom.geoms:
geometries.append(g)
else:
raise Exception("parsing shapefile: unexpected type: {}".format(geom))
return geometries
def write_geometries_to_file(filename, geoms):
with open(filename, "wb") as handle:
pickle.dump(geoms, handle, protocol=pickle.HIGHEST_PROTOCOL)
def load_geometries_from_file(filename):
with open(filename, "rb") as handle:
return pickle.load(handle)
# returns list of polys
def _smooth_poly(p, factor):
p = p.buffer(factor).buffer(-factor)
if type(p) is Polygon:
if not p.is_valid:
p = p.buffer(0.01)
return [p]
else:
res = []
for g in p.geoms:
if not g.is_valid:
g = g.buffer(0.01)
res.append(g)
return res
def _polygons_to_linestrings(polygons):
linestrings = []
for poly in polygons:
subpolys = []
if not poly.is_valid:
poly = poly.buffer(0.01)
subpolys.append(poly)
for p in subpolys:
outline = p.boundary
if type(outline) is MultiLineString:
for g in outline.geoms:
linestrings.append(g)
else:
linestrings.append(outline)
return linestrings
def polygons_to_linestrings(polygons, flatten=True):
linestrings = []
# polygons is a list of layers
if len(polygons) > 0 and type(polygons[0]) is list:
for layer in polygons:
if flatten:
linestrings += _polygons_to_linestrings(layer)
else:
linestrings.append(_polygons_to_linestrings(layer))
# polygons is a list of polygons
else:
linestrings = _polygons_to_linestrings(polygons)
return linestrings
def _unpack_geometrycollection(m):
polys = []
if type(m) is GeometryCollection:
for g in m.geoms:
polys += _unpack_geometrycollection(g)
elif type(m) is MultiPolygon:
for g in m.geoms:
polys += _unpack_geometrycollection(g)
elif type(m) is Polygon:
polys.append(m)
else:
print("unknown geometry: {}".format(type(m)))
return polys
def polygons_merge_tiles(polys):
unified_poly = ops.unary_union(polys)
return _unpack_geometrycollection(unified_poly)
# expects city centers
# def cut_linestrings_inplace(linestrings, centers):
# circles = []
# for center in centers:
# circles.append(center.buffer(CITY_CIRCLE_RADIUS + 3).simplify(SIMPLIFICATION_MAX_ERROR))
# for i in range(0, len(linestrings)):
# if i%10 == 0:
# print("cut {:10}/{:10} ({:5.2f})".format(i, len(linestrings), (i/len(linestrings))*100), end="\r")
# poly = linestrings[i]
# poly = poly.simplify(SIMPLIFICATION_MAX_ERROR)
# poly_bounds = poly.bounds
# for circle in circles:
# if maptools.check_polygons_for_overlap(poly_bounds, circle.bounds):
# poly = poly.difference(circle)
# linestrings[i] = poly
# print("") # newline to counter \r
# return linestrings
def cut_linestrings(linestrings, cut_polys): # may return [MultiLineString, LineString, ...]
linestrings_processed = []
cut_poly = ops.unary_union(cut_polys)
cut_poly = cut_poly.simplify(SIMPLIFICATION_MAX_ERROR)
for i in range(0, len(linestrings)):
if i%10 == 0:
print("cut {:10}/{:10} ({:5.2f})".format(i, len(linestrings), (i/len(linestrings))*100)) #, end="\r")
line = linestrings[i]
line = line.simplify(SIMPLIFICATION_MAX_ERROR)
for l in validate_linestring(line):
linestrings_processed.append(l.difference(cut_poly))
return linestrings_processed
"""
input: [Polygon, ...]
output: [Polygon, ...]
"""
def cut_polygons(polygons, cut_polys):
polygons_processed = []
for i in range(0, len(polygons)):
if i%10 == 0:
print("cut {:10}/{:10} ({:5.2f})".format(i, len(polygons), (i/len(polygons))*100), end="\r")
poly = polygons[i]
poly = poly.simplify(SIMPLIFICATION_MAX_ERROR)
poly_bounds = poly.bounds
for cut_poly in cut_polys:
if maptools.check_polygons_for_overlap(poly_bounds, cut_poly.bounds):
poly = poly.difference(cut_poly)
polygons_processed.append(poly)
print("") # newline to counter \r
return polygons_processed
def recalculate_exclusion_zones(zones):
zones_simplified = []
for z in zones:
zones_simplified.append(z.simplify(SIMPLIFICATION_MAX_ERROR))
zones_simplified = [ops.unary_union(zones_simplified)]
# TODO: check for validity
return zones_simplified
def validate_polygon(poly):
p = poly
if p.area <= 1:
return []
if not p.is_valid:
p = p.buffer(0.01)
if not p.is_valid:
print("error: polygon not valid")
return []
if type(p) is MultiPolygon:
return list(p.geoms)
else:
return [p]
def validate_linestring(line):
l = line
if not l.is_valid:
print("error: LineString not valid")
return []
if l.is_empty:
print("error: LineString is empty")
return []
if not len(l.bounds) == 4:
print("error: LineString is empty (bounds)")
return []
if type(l) is MultiLineString:
lines = []
for g in l.geoms:
lines += validate_linestring(g)
return lines
else:
return [l]
# --------------------------------------------------------------------------------
# add fiducial
if DRAW_META:
options = {
"stroke_width": 2.0,
"layer": "meta",
"stroke": [0, 0, 0],
"opacity": 0
}
options_text = {
"stroke_width": 0.5,
"layer": "meta_text",
"stroke": [0, 0, 0],
}
if DARK_MODE:
options["stroke"] = [255, 255, 255]
options_text["stroke"] = [255, 255, 255]
# ROSE_OFFSET = [0, 0]
# rose_center = [VIEWPORT_OFFSET[0] + VIEWPORT_SIZE[0] + ROSE_OFFSET[0], VIEWPORT_OFFSET[1] + VIEWPORT_SIZE[1] - ROSE_OFFSET[1]] # GCODE coordinate system is bottom-left
# exclusion_zones.append(Point(rose_center).buffer(15+2))
# exclusion_zones.append(LineString([(rose_center[0], rose_center[1]-20), (rose_center[0], rose_center[1]+20)]).buffer(2))
# exclusion_zones.append(LineString([(rose_center[0]-20, rose_center[1]), (rose_center[0]+20, rose_center[1])]).buffer(2))
# for r in [5, 10, 15]:
# svg.add_polygon(Point(rose_center).buffer(r), **options)
# svg.add_line([[rose_center[0], rose_center[1]-20], [rose_center[0], rose_center[1]+20]], **options)
# svg.add_line([[rose_center[0]-20, rose_center[1]], [rose_center[0]+20, rose_center[1]]], **options)
# add tiles
options_tile = {
"stroke_width": 4.0,
"layer": "meta",
"stroke": [0, 0, 0],
"opacity": 0
}
svg.add_line([[0, 500+1000*1], [3000, 500+1000*1]], **options_tile)
svg.add_line([[0, 500+1000*2], [3000, 500+1000*2]], **options_tile)
svg.add_line([[0, 500+1000*3], [3000, 500+1000*3]], **options_tile)
svg.add_line([[750*1, 500], [750*1, 2500]], **options_tile)
svg.add_line([[750*2, 500], [750*2, 2500]], **options_tile)
svg.add_line([[750*3, 500], [750*3, 2500]], **options_tile)
svg.add_line([[750*4, 500], [750*4, 2500]], **options_tile)
# screw holes
TILE_SIZE = [750, 1000]
TILE_NUMBERS = [4, 2]
HOLE_DIST = 15
positions = [
[MAP_FRAGMENT_OFFSET[0]+HOLE_DIST, MAP_FRAGMENT_OFFSET[1]+HOLE_DIST],
[MAP_FRAGMENT_OFFSET[0]+TILE_SIZE[0]-HOLE_DIST, MAP_FRAGMENT_OFFSET[1]+HOLE_DIST],
[MAP_FRAGMENT_OFFSET[0]+TILE_SIZE[0]-HOLE_DIST, MAP_FRAGMENT_OFFSET[1]+TILE_SIZE[1]-HOLE_DIST],
[MAP_FRAGMENT_OFFSET[0]+HOLE_DIST, MAP_FRAGMENT_OFFSET[1]+TILE_SIZE[1]-HOLE_DIST],
]
for col in range(0, TILE_NUMBERS[0]):
for row in range(0, TILE_NUMBERS[1]):
tile_origin = [TILE_SIZE[0]*col, TILE_SIZE[1]*row]
for pos in positions:
x = tile_origin[0]+pos[0]
y = tile_origin[1]+pos[1]
p = Point([x, y])
if not viewport_polygon.contains(p):
continue
svg.add_line([[x-2, y-2], [x+2, y+2]], **options_text)
svg.add_line([[x+2, y-2], [x-2, y+2]], **options_text)
# svg.add_polygon(p.buffer(2), **options)
svg.add_polygon(p.buffer(3+1), **options)
exclusion_zones.append(p.buffer(7))
# lat lon lines
# TODO: cut with viewport
latlonlines = []
color = [0, 0, 0]
if DARK_MODE:
color = [255, 255, 255]
NUM_LINES_LAT = 24*2
for i in range(1, NUM_LINES_LAT): # lat
deg = 90 - (180/NUM_LINES_LAT)*i
text_lines = get_text(hfont, "{:5.1f}".format(deg))
text_lines = shapely.affinity.scale(text_lines, xfact=1, yfact=-1, origin=Point(0, 0))
text_lines1 = shapely.affinity.translate(text_lines, xoff=2, yoff=MAP_SIZE[1]*i/NUM_LINES_LAT-1)
for line in text_lines1.geoms:
l = list(line.coords)
if not viewport_polygon.contains(Point(l[0])) or not viewport_polygon.contains(Point(l[1])):
continue
svg.add_line(l, stroke=color, layer="meta_text")
exclusion_zones.append(text_lines1.buffer(3).simplify(SIMPLIFICATION_MAX_ERROR))
text_lines2 = shapely.affinity.translate(text_lines, xoff=MAP_FRAGMENT_SIZE[0]-20, yoff=MAP_SIZE[1]*i/NUM_LINES_LAT-1)
for line in text_lines2.geoms:
l = list(line.coords)
if not viewport_polygon.contains(Point(l[0])) or not viewport_polygon.contains(Point(l[1])):
continue
svg.add_line(l, stroke=color, layer="meta_text")
exclusion_zones.append(text_lines2.buffer(3).simplify(SIMPLIFICATION_MAX_ERROR))
# exclusion_zones.append(Polygon())
line = LineString([[0, MAP_SIZE[1]*i/NUM_LINES_LAT], [1+20, MAP_SIZE[1]*i/NUM_LINES_LAT]])
exclusion_zones.append(line.buffer(2))
latlonlines.append(line)
line = LineString([[MAP_SIZE[0]-20, MAP_SIZE[1]*i/NUM_LINES_LAT], [MAP_SIZE[0], MAP_SIZE[1]*i/NUM_LINES_LAT]])
exclusion_zones.append(line.buffer(2))
latlonlines.append(line)
NUM_LINES_LON = 24*4
for i in range(1, NUM_LINES_LON): # lon
line_length = 10
if i % 2 == 0:
line_length = 20
deg = (180/NUM_LINES_LON)*i
text_lines = get_text(hfont, "{:5.1f}".format(deg))
text_lines = shapely.affinity.scale(text_lines, xfact=1, yfact=-1, origin=Point(0, 0))
text_lines1 = shapely.affinity.translate(text_lines, xoff=MAP_SIZE[0]*i/NUM_LINES_LON+2, yoff=MAP_FRAGMENT_OFFSET[1]+20)
for line in text_lines1.geoms:
l = list(line.coords)
if not viewport_polygon.contains(Point(l[0])) or not viewport_polygon.contains(Point(l[1])):
continue
svg.add_line(l, stroke=color, layer="meta_text")
exclusion_zones.append(text_lines1.buffer(3).simplify(SIMPLIFICATION_MAX_ERROR))
text_lines2 = shapely.affinity.translate(text_lines, xoff=MAP_SIZE[0]*i/NUM_LINES_LON+2, yoff=MAP_FRAGMENT_OFFSET[1]+MAP_FRAGMENT_SIZE[1]-14)
for line in text_lines2.geoms:
l = list(line.coords)
if not viewport_polygon.contains(Point(l[0])) or not viewport_polygon.contains(Point(l[1])):
continue
svg.add_line(l, stroke=color, layer="meta_text")
exclusion_zones.append(text_lines2.buffer(3).simplify(SIMPLIFICATION_MAX_ERROR))
line = LineString([[MAP_SIZE[0]*i/NUM_LINES_LON, MAP_FRAGMENT_OFFSET[1]], [MAP_SIZE[0]*i/NUM_LINES_LON, MAP_FRAGMENT_OFFSET[1]+line_length]])
exclusion_zones.append(line.buffer(2))
latlonlines.append(line)
line = LineString([[MAP_SIZE[0]*i/NUM_LINES_LON, MAP_FRAGMENT_OFFSET[1]+MAP_FRAGMENT_SIZE[1]-line_length], [MAP_SIZE[0]*i/NUM_LINES_LON, MAP_FRAGMENT_OFFSET[1]+MAP_FRAGMENT_SIZE[1]]])
exclusion_zones.append(line.buffer(2))
latlonlines.append(line)
for line in latlonlines:
save_line = line.intersection(viewport_polygon)
if save_line.is_empty:
continue
svg.add_line(save_line.coords, **options)
# --------------------------------------------------------------------------------
if DRAW_LARGE_LABELS:
# LABEL_FILESNAMES = ["pacificocean.svg"]
# for filename in LABEL_FILESNAMES:
# tree = ET.parse(filename)
# root = tree.getroot()
# DEFAULT_NS = "{" + root.nsmap[None] + "}"
# lines = []
# for layer in root.findall("g", root.nsmap):
# for e in layer:
# if e.tag == DEFAULT_NS + "path":
# d = e.attrib["d"]
# d = d[1:] # cut off the M
# segments = d.split("L")
# l = []
# for s in segments:
# pairs = s.split(" ")
# l.append([float(pairs[0]), float(pairs[1])])
# for i in range(1, len(l)):
# lines.append([l[i-1][0], l[i-1][1], l[i][0], l[i][1]])
# print(lines)
# exit()
labels = [
[[40.5, -150], "Nordpazifik"],
[[57, 168], "Beringmeer"],
[[-40.6, -148], "Pazifik"],
# [[24.201523, -93.767498], "Golf von Mexiko"],
[[14.2, -78], "Karibisches Meer"],
[[59.7, -88], "Hudson"],
[[58.7, -86], "Bay"],
# [[66.004326, -80.944026], "Nordwestpassage"],
[[74, -71], "Baffin Bay"],
[[56, -53], "Labradorsee"],
[[33, -42], "Nordatlantik"],
[[-38, -30], "Atlantik"],
[[68, -15], "Nordmeer"],
# [[77.532554, -9.455168], "Groenlandsee"],
[[72, 35], "Barentssee"],
[[74, 63], "Karasee"],
[[34.2, 13.2], "Mittelmeer"],
# [[0.754504, -2.021039], "Golf von Guinea"],
[[12, 58.2], "Arabisches Meer"],
[[-20, 73.5], "Indischer Ozean"],
# [[11, 82], "Golf von Bengalen"],
[[-40, 154], "Tasmanische See"],
[[-16, 151], "Korallenmeer"],
[[25.5, 125], "Chinesisches Meer"],
[[39.3, 130.5], "Jap. Meer"],
[[56, 142], "Ochotskisches"],
[[55, 146], "Meer"],
[[73, 160], "Ostsibirische See"],
]
for l in labels:
pos, label = l
if len(pos) == 0:
continue
c = conv.convert_wgs_to_map(*pos)
text_lines = get_text(hfont_large, label)
text_lines = shapely.affinity.scale(text_lines, xfact=1, yfact=-1, origin=Point(0, 0))
text_lines = shapely.affinity.translate(text_lines, xoff=c[0], yoff=c[1])
for line in text_lines.geoms:
l = list(line.coords)
if not viewport_polygon.contains(Point(l[0])) or not viewport_polygon.contains(Point(l[1])):
continue
color = [0, 0, 0]
if DARK_MODE:
color = [255, 255, 255]
svg.add_line(l, stroke=color, stroke_width=1.5, layer="large_labels")
exclusion_zones.append(text_lines.buffer(4+1).buffer(-1).simplify(SIMPLIFICATION_MAX_ERROR))
# --------------------------------------------------------------------------------
if DRAW_PLACES:
filter_list = ["city", "town"]
timer_start = datetime.now()
params = {
"db_name" : DB_NAME,
"db_prefix" : DB_PREFIX,
"db_table" : "places",
"types" : maptools.list_to_pg_str(filter_list),
"env_0" : conv.get_bounding_box()[0],
"env_1" : conv.get_bounding_box()[1],
"env_2" : conv.get_bounding_box()[2],
"env_3" : conv.get_bounding_box()[3],
"minimum_population" : THRESHOLD_CITY_POPULATION
}
curs.execute("""
SELECT name, type, geometry, population FROM {db_name}.{db_prefix}{db_table}