from ipyleaflet import Layer
from ipywidgets import IntSlider, FloatSlider, VBox, Layout, ColorPicker
from traitlets import Unicode, List, Int, Float, Dict, Bool, validate, link, default, CaselessStrEnum, Any
from iclientpy._version import EXTENSION_VERSION
from .basesetting import BaseSetting
[文档]class MapvOptions(BaseSetting):
"""
mapv地图设置
"""
fill_style = Unicode(allow_none=True).tag(settings=True) #:填充颜色
shadow_color = Unicode(allow_none=True).tag(settings=True) #:投影颜色
shadow_blur = Int(35).tag(settings=True) #:投影模糊级数
size = Int(5).tag(settings=True) #:大小
label_show = Bool(True).tag(label=True) #:是否显示count值
label_fill_style = Unicode('').tag(label=True) #:count值填充样式
label = Any({}, allow_none=True).tag(settings=True) #:count值设置
@default('label')
def _default_label(self):
tmp_label = {}
for name in self.traits(label=True):
v = getattr(self, name)
if not v:
continue
tmp_label[name.lstrip("label_")] = v
return tmp_label
global_alpha = Float(1).tag(settings=True) #:透明度
@validate('global_alpha')
def _validate_global_alpha(self, proposal):
if (proposal['value'] > 1 or proposal['value'] < 0):
raise Exception("透明度范围是0-1之间")
return proposal['value']
gradient = Dict(allow_none=True).tag(settings=True) #:渐变颜色值设置
draw = CaselessStrEnum(
["simple", "time", "heatmap", "grid", "honeycomb", "bubble", "intensity", "category", "choropleth", "text",
"icon"], default_value="honeycomb").tag(settings=True) #:类型
[文档]class MapVLayer(Layer):
"""
mapv图层，可以用于创建蜂巢图等
"""
_view_name = Unicode("SuperMapMapVLayerView").tag(sync=True)
_model_name = Unicode("SuperMapMapVLayerModel").tag(sync=True)
_view_module = Unicode("iclientpy").tag(sync=True)
_model_module = Unicode("iclientpy").tag(sync=True)
_view_module_version = Unicode(EXTENSION_VERSION).tag(sync=True)
_model_module_version = Unicode(EXTENSION_VERSION).tag(sync=True)
data_set = List([]).tag(sync=True) #:数据源
map_v_options = Any().tag(sync=True) #:mapv样式
@validate('map_v_options')
def _validate_map_v_options(self, proposal):
if isinstance(proposal['value'], MapvOptions):
tmp_options = proposal['value'].get_settings()
else:
tmp_options = proposal['value']
self.size = tmp_options['size'] if 'size' in tmp_options else 5
self.global_alpha = tmp_options['globalAlpha'] if 'globalAlpha' in tmp_options else 1
self.fill_style = tmp_options['fillStyle'] if 'fillStyle' in tmp_options else'#3732FA'
self.shadow_color = tmp_options['shadowColor'] if 'shadowColor' in tmp_options else'#FFFA32'
self.shadow_blur = tmp_options['shadowBlur'] if 'shadowBlur' in tmp_options else 35
return tmp_options
size = Int().tag(sync=True) #:大小
global_alpha = Float().tag(sync=True) #:透明度
fill_style = Unicode('').tag(sync=True) #:填充颜色
shadow_color = Unicode('').tag(sync=True) #:投影颜色
shadow_blur = Int().tag(sync=True) #:投影模糊级数
[文档] def interact(self):
"""
获取交互式控制专题图样式部件
"""
sizeslider = IntSlider(value=self.size,
min=0,
max=100,
step=1,
description='大小:',
disabled=False,
continuous_update=False,
orientation='horizontal',
readout=True,
readout_format='d',
layout=Layout(width="350px"))
link((sizeslider, 'value'), (self, 'size'))
global_alpha_slider = FloatSlider(value=self.global_alpha,
min=0,
max=1.0,
step=0.1,
description='透明度:',
disabled=False,
continuous_update=False,
orientation='horizontal',
readout=True,
readout_format='.1f',
layout=Layout(width="350px"))
link((global_alpha_slider, 'value'), (self, 'global_alpha'))
fill_style_color = ColorPicker(concise=False,
description='填充颜色：',
value=self.fill_style,
disabled=False,
layout=Layout(width="350px"))
link((fill_style_color, 'value'), (self, 'fill_style'))
shadow_color_color = ColorPicker(concise=False,
description='描边颜色：',
value=self.shadow_color,
disabled=False,
layout=Layout(width="350px"))
link((shadow_color_color, 'value'), (self, 'shadow_color'))
shadow_blur_slider = IntSlider(value=self.shadow_blur,
min=0,
max=100,
step=1,
description='投影模糊级数:',
disabled=False,
continuous_update=False,
orientation='horizontal',
readout=True,
readout_format='d',
layout=Layout(width="350px"))
link((shadow_blur_slider, 'value'), (self, 'shadow_blur'))
return VBox([sizeslider, global_alpha_slider, shadow_color_color, fill_style_color, shadow_blur_slider])