defpath = Path(__file__) / '..' / '..' / '..' / 'scenes' / 'data'
self.scene_path = os.environ.get('SCENE_PATH', defpath.resolve())
self.scene_cache = {}
- self.clear_grid()
+ self.grid = {}
def parse_geometry(self, geom, scene):
""" Create a WKT SQL term for the given geometry.
return scene
- def clear_grid(self):
+ def set_grid(self, lines, grid_step):
+ """ Replace the grid with one from the given lines.
+ """
self.grid = {}
-
- def add_grid_node(self, nodeid, x, y):
- self.grid[nodeid] = (x, y)
+ y = 0
+ for line in lines:
+ x = 0
+ for pt_id in line:
+ if pt_id.isdigit():
+ self.grid[int(pt_id)] = (x, y)
+ x += grid_step
+ y += grid_step
def grid_node(self, nodeid):
+ """ Get the coordinates for the given grid node.
+ """
return self.grid.get(nodeid)