class TestBBox(myTestCase):
"""Test to create map without a priori bounding box"""
def setUp(self):
self.tempdir = TempDir()
self.outimage = os.path.join(self.tempdir.dir, 'test.imi')
self.mi = MapImage(self.outimage)
self.mi.open('w')
self.m = self.mi.createMap()
self.m.scale = 1e-3
def tearDown(self):
self.m.close()
self.mi.close()
def testCreateLayerSansBBox(self):
m = self.m
layer = Layer(m, name="The Layer", filename="layer", layertype=LayerTypePolyline)
m.addLayer(layer)
layer.open("w")
line = CellElementPolyline(((16.185, 58.5912), (16.186, 58.5915)), objtype=2)
layer.addCellElement(line)
self.mi.close()
## Read back
mi = MapImage(self.outimage)
mi.open('r')
m = mi.maps[0]
def testCreateMapImage(self):
imagefile = os.path.join(self.testdatadir.dir, 'test.imi')
mi = MapImage(imagefile)
mi.open('w')
m = mi.createMap()
mi.close()
img = Image(imagefile)
self.assertTrue('bmp4bit.ics' in img.listdir())
self.assertTrue('add_maps.cfg' in img.listdir())
self.assertTrue('00map.ini' in img.listdir())
def testAddPoint(self):
outimage = os.path.join(self.tempdir.dir, 'test.imi')
mi = MapImage(outimage)
mi.open('w')
m = mi.createMap()
m.scale = 1e-3
m.bbox = ((-3.0, -4.0), (2.0, 1.0))
m.open("w")
layer = Layer(m, name="The Layer", filename="layer", layertype=LayerTypePoint, nlevels = 1)
m.addLayer(layer)
layer.open("w")
point = CellElementPoint((-1.5006, -3.5006))
layer.addCellElement(point)
cell = layer.getCell(point.cellnum)
self.assertEqual(point.cellnum, 4)
point.discretizeGeometry(layer.getCell(point.cellnum))
self.assertAlmostEqual(point.x, -1.501)
self.assertAlmostEqual(point.y, -3.501)
mi.close()
## Read back
mi = MapImage(outimage)
mi.open('r')
m = mi.maps[0]
