Python之pyecharts：利用pyecharts绘制地图十多个地区流动轨迹动态图

Python之pyecharts：利用pyecharts绘制地图十多个地区流动轨迹动态图

目录

利用pyecharts绘制地图十多个地区流动轨迹动态图

Geo(GeoChartBase)函数

相关文章
Python之pyecharts：利用pyecharts绘制地图十多个地区流动轨迹动态图
Python之pyecharts：利用pyecharts绘制地图十多个地区流动轨迹动态图实现

利用pyecharts绘制地图十多个地区流动轨迹动态图

Geo(GeoChartBase)函数

    Geo(init_opts=opts.InitOpts()) 

      class Geo Found at: pyecharts.charts.basic_charts.geo
      class Geo(GeoChartBase):
      """
       <<< geo coordinate system >>>
       support scatter plot and line
       """
      def __init__(
      self,
      init_opts:types.Init=opts.InitOpts(),
      is_ignore_nonexistent_coord:bool=False):
      super().__init__(init_opts=init_opts)
      self._coordinate_system = "geo"
      self._is_ignore_nonexistent_coord =
       is_ignore_nonexistent_coord
      def _feed_data(self, data_pair:types.Sequence,
      type_:str)->types.Sequence:
       result = []
      for n, v in data_pair:
      try:
      if type_ == ChartType.LINES:
       f, t = self.get_coordinate(n), self.
       get_coordinate(v)
       result.append({"name":"{}->{}".format(n, v),
      "coords":[f, t]})
      else:
       lng, lat = self.get_coordinate(n)
       result.append({"name":n, "value":[lng, lat,
       v]})
       except TypeError as err:
      if self._is_ignore_nonexistent_coord is not
      True:
       raise NonexistentCoordinatesException
       (err, (n, v))
      return result
      def add_schema(
       self,
       maptype:str="china",
       is_roam:bool=True,
       zoom:types.Optional[types.Numeric]=None,
       center:types.Optional[types.Sequence]=None,
       aspect_scale:types.Numeric=0.75,
       bounding_coords:types.Optional[types.Sequence
       [types.Numeric]]=None,
       min_scale_limit:types.Optional[types.Numeric]
       =None,
       max_scale_limit:types.Optional[types.Numeric]
       =None,
       name_property:str="name",
       selected_mode:types.Union[boolstr]=False,
       layout_center:types.Optional[types.Sequence
       [str]]=None,
       layout_size:types.Union[strtypes.Numeric]=None,
       label_opts:types.Label=None,
       itemstyle_opts:types.ItemStyle=None,
       emphasis_itemstyle_opts:types.ItemStyle=None,
       emphasis_label_opts:types.Label=None):
      self.js_dependencies.add(maptype)
      if center:
       assert len(center) == 2
       scale_limit = {
      "min":min_scale_limit,
      "max":max_scale_limit}
      if min_scale_limit is None and max_scale_limit is
      None:
       scale_limit = None
      self.options.update(
       geo={
      "map":maptype,
      "zoom":zoom,
      "center":center,
      "roam":is_roam,
      "aspectScale":aspect_scale,
      "boundingCoords":bounding_coords,
      "scaleLimit":scale_limit,
      "nameProperty":name_property,
      "selectedMode":selected_mode,
      "layoutCenter":layout_center,
      "layoutSize":layout_size,
      "label":label_opts,
      "itemStyle":itemstyle_opts,
      "emphasis":{
      "itemStyle":emphasis_itemstyle_opts,
      "label":emphasis_label_opts}})
      return self
  
 

文章来源: yunyaniu.blog.csdn.net，作者：一个处女座的程序猿，版权归原作者所有，如需转载，请联系作者。

原文链接：yunyaniu.blog.csdn.net/article/details/109732212