def totalNumberOfTiles(self, minZoom=None, maxZoom=None):
"Return the total number of tiles for this instance extent"
nbTiles = 0
minZoom = minZoom or 0
if maxZoom:
maxZoom = maxZoom + 1
else:
maxZoom = len(self.RESOLUTIONS)
for zoom in xrange(minZoom, maxZoom):
nbTiles += self.numberOfTilesAtZoom(zoom)
return nbTiles
评论列表
文章目录