'render': lambda m, output, scale_factor: mapnik.render_to_file(m, output, 'png8:m=h', scale_factor),
'compare': lambda actual, reference: compare(actual, reference, alpha=True),
'threshold': 0,
'filetype': 'png',
'dir': 'images'
},
{ 'name': 'cairo',
'render': render_cairo,
'compare': lambda actual, reference: compare(actual, reference, alpha=False),
'threshold': cairo_threshold,
'filetype': 'png',
'dir': 'images'
},
{ 'name': 'grid',
'render': render_grid,
'compare': lambda actual, reference: compare_grids(actual, reference, alpha=False),
'threshold': 0,
'filetype': 'json',
'dir': 'grids'
}
]
sizes_many_in_big_range = [(800, 100), (600, 100), (400, 100),
(300, 100), (250, 100), (150, 100), (100, 100)]
sizes_few_square = [(800, 800), (600, 600), (400, 400), (200, 200)]
sizes_many_in_small_range = [(490, 100), (495, 100), (497, 100), (498, 100),
(499, 100), (500, 100), (501, 100), (502, 100), (505, 100), (510, 100)]
default_text_box = mapnik.Box2d(-0.05, -0.01, 0.95, 0.01)
fail(actual_cairo,expected,str(e.message))
if True:
expected_grid = os.path.join(dirname, "grids", '%s-%d-reference.json' % (filename, width))
actual_grid = os.path.join(visual_output_dir, '%s-grid.json' % actual)
if not quiet:
print "\"%s\" with size %dx%d with grid..." % (filename, width, height),
try:
grid = mapnik.Grid(m.width,m.height)
mapnik.render_layer(m,grid,layer=0)
utf1 = grid.encode('utf',resolution=4)
open(actual_grid,'wb').write(json.dumps(utf1,indent=2))
if not os.path.exists(expected_grid):
# generate it on the fly
fail(actual_grid,expected_grid,None)
else:
diff = compare_grids(actual_grid, expected_grid, threshold=1, alpha=False)
report(diff,quiet)
except Exception, e:
sys.stderr.write(e.message + '\n')
fail(actual_grid,expected,str(e.message))
return m
if __name__ == "__main__":
if '-q' in sys.argv:
quiet = True
sys.argv.remove('-q')
else:
quiet = False
if len(sys.argv) == 2:
files = [{"name": sys.argv[1], "sizes": sizes_few_square}]
'render': lambda m, output, scale_factor: mapnik.render_to_file(m, output, 'png8:m=h', scale_factor),
'compare': lambda actual, reference: compare(actual, reference, alpha=True),
'threshold': 0,
'filetype': 'png',
'dir': 'images'
},
{ 'name': 'cairo',
'render': render_cairo,
'compare': lambda actual, reference: compare(actual, reference, alpha=False),
'threshold': 0,
'filetype': 'png',
'dir': 'images'
},
{ 'name': 'grid',
'render': render_grid,
'compare': lambda actual, reference: compare_grids(actual, reference, alpha=False),
'threshold': 0,
'filetype': 'json',
'dir': 'grids'
}
]
def render(config, width, height, bbox, scale_factor, reporting):
filename = config['name']
m = mapnik.Map(width, height)
postfix = "%s-%d-%d-%s" % (filename, width, height, scale_factor)
try:
mapnik.load_map(m, os.path.join(dirname, "styles", "%s.xml" % filename), False)
if bbox is not None:
dirname, "grids", '%s-%d-reference.json' % (filename, width))
actual_grid = os.path.join(visual_output_dir, '%s-grid.json' % actual)
if not quiet:
print "\"%s\" with size %dx%d with grid..." % (filename, width,
height),
try:
grid = mapnik.Grid(m.width, m.height)
mapnik.render_layer(m, grid, layer=0)
utf1 = grid.encode('utf', resolution=4)
open(actual_grid, 'wb').write(json.dumps(utf1, indent=2))
if not os.path.exists(expected_grid):
# generate it on the fly
fail(actual_grid, expected_grid, None)
else:
diff = compare_grids(actual_grid,
expected_grid,
threshold=1,
alpha=False)
report(diff, quiet)
except Exception, e:
sys.stderr.write(e.message + '\n')
fail(actual_grid, expected, str(e.message))
return m
if __name__ == "__main__":
if '-q' in sys.argv:
quiet = True
sys.argv.remove('-q')
else:
quiet = False