def testAddPointLayer(self):
points = Layer(self.map, name="Points", filename="points", layertype=LayerTypePoint)
points.open(mode='w')
self.map.addLayer(points)
# Add a new point
newpoint = CellElementPoint((16.185, 58.5912), objtype=10)
newpoint.discretizeGeometry(points.getCell(1))
points.addCellElement(newpoint)
self.map.close()
map = createMap(self.testdatadir)
map.open()
points, group = map.getLayerAndGroupByName("Points")
points.open('r')
actual = Set(points.getCellElements())
expected = Set([newpoint])
self.assertSetsEqual(actual, expected)
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]
def testAddGroup(self):
map = createMap(self.testdatadir)
map.open(mode='a')
map.bigendian = True
trailgroup = GroupNormal(map, name="00_Trails")
map.addGroup(trailgroup)
trailgroup.open("w")
# Add trail layer and feature to new group
trails = Layer(map,
name="00_Trails",
filename="00trails",
layertype=LayerTypePolyline)
trails.open(mode='w')
map.addLayer(trails)
trails.setXScale(1e-5)
trails.setYScale(1e-5)
trailgroup.addLayer(trails)
newtrailwkt = "LINESTRING (16.185 58.5912, 16.186 58.5915)"
newtrail = CellElementPolyline(trails, wkt=newtrailwkt)
newtrail.discretizeGeometry(trails.getCell(1))
cellelementrefs = trails.addCellElement(newtrail)
feature = FeatureNormal(name="Apgatan",
layerindex=map.getLayerIndex(trails),
objtype=29,
cellelementreflist=cellelementrefs)
trailgroup.addFeature(feature)
map.writeImage('trails.img')
map.close()
os.system("cat " + os.path.join(self.testdatadir, "00map.ini"))
map = createMap(self.testdatadir)
map.open('r')
trailgroup = map.getGroupByName("00_Trails")
trailgroup.open()
print "Trails", trails
def testAddGroup(self):
map = createMap(self.testdatadir)
map.open(mode='a')
map.bigendian = True
trailgroup = GroupNormal(map, name="00_Trails")
map.addGroup(trailgroup)
trailgroup.open("w")
# Add trail layer and feature to new group
trails = Layer(map, name="00_Trails", filename="00trails", layertype=LayerTypePolyline)
trails.open(mode='w')
map.addLayer(trails)
trails.setXScale(1e-5)
trails.setYScale(1e-5)
trailgroup.addLayer(trails)
newtrailwkt = "LINESTRING (16.185 58.5912, 16.186 58.5915)"
newtrail = CellElementPolyline(trails, wkt=newtrailwkt)
newtrail.discretizeGeometry(trails.getCell(1))
cellelementrefs = trails.addCellElement(newtrail)
feature = FeatureNormal(name="Apgatan", layerindex=map.getLayerIndex(trails),
objtype=29,
cellelementreflist=cellelementrefs)
trailgroup.addFeature(feature)
map.writeImage('trails.img')
map.close()
os.system("cat " +os.path.join(self.testdatadir, "00map.ini"))
map = createMap(self.testdatadir)
map.open('r')
trailgroup = map.getGroupByName("00_Trails")
trailgroup.open()
print "Trails",trails
def testAddPolylineLayer(self):
trails = Layer(self.map, name="Trails", filename="trails", layertype=LayerTypePolyline)
trails.open(mode='w')
self.map.addLayer(trails)
# Add a new trail
newtrail = CellElementPolyline(((16.185, 58.5912), (16.186, 58.5915)), objtype=0)
newtrail.discretizeGeometry(trails.getCell(1))
trails.addCellElement(newtrail)
self.map.close()
map = createMap(self.testdatadir)
map.open()
trails, group = map.getLayerAndGroupByName("Trails")
trails.open('r')
actual = Set(trails.getCellElements())
expected = Set([newtrail])
self.assertSetsEqual(actual, expected)
