def run(self):
while not self.stop.is_set():
try:
map_info = self.queue.get(False, 1)
except Queue.Empty:
pass
else:
map_obj = Map(*map_info)
renderer = self.renderer(map_obj, quiet=True)
renderer.run()
map_obj.write()
self.queue.task_done()
print 'Built %s' % str(map_obj.fobj)
def render():
left = request.GET['left']
top = request.GET['top']
right = request.GET['right']
bottom = request.GET['bottom']
scale = request.GET['scale']
width = request.GET['width']
height = request.GET['height']
fobj = StringIO.StringIO()
bbox = (
float(left), float(bottom), float(right), float(top)
)
map_obj = Map(fobj, bbox, max(int(width), int(height)))
Renderer(map_obj, quiet=True, stylesheet=STYLESHEET).run()
map_obj.write()
response.content_type = 'image/png'
return fobj.getvalue()
# coding: utf-8
import os
os.environ['MAPYTHON_DB_URL'] = 'postgresql://*****:*****@localhost/database'
from mapython.render import Renderer
from mapython.draw import Map
from mapython.projection import mercator
from mapython.style import StyleSheet, Style
bbox = (11.4, 48.3, 11.9, 48.6)
mapobj = Map('map.png', bbox, max_size=900)
renderer = Renderer(mapobj)
renderer.run()
mapobj.write()
sty = StyleSheet('path-to-style-or-None')
sty.add(Style('line', 3,
{'highway': 'motorway'},
{'color': (1, 1, 1, 0.3)}
))
mapobj = Map('map.pdf', bbox, max_size=300, surface_type='pdf')
renderer = Renderer(mapobj, sty)
renderer.run()
mapobj.write()
