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https://github.com/Alex38Lyon/Synthese-PSM_LARRA.git
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Alex38Lyon
64 lines
2.2 KiB
Python
64 lines
2.2 KiB
Python
from dataclasses import dataclass, field
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import matplotlib.pyplot as plt
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from salem import GoogleVisibleMap, Map, transform_geopandas
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import geopandas as gpd
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import pandas as pd
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from shapely.geometry import Point, MultiPoint
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from helpers.geo import coordinatePairUTM
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from helpers.cadaster import CaveCadaster,Cave, Expedition
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@dataclass
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class SatelliteMapPlot:
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# Configure image aspect
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size_x : int
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size_y : int
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dpi : int
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scale : float = 0.013988764
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points : list[coordinatePairUTM] = field(init = False)
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point_names : list[str] = field(init=False)
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new_x : float = field(init = False)
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new_y : float = field(init=False)
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def add_points(self, cadaster : CaveCadaster) -> None:
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self.points = [cave.coordinates for cave in cadaster.caves]
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self.point_names = [cave.name for cave in cadaster.caves]
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def add_point_to_plot(self, x: float, y: float) -> None:
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self.new_x = x
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self.new_y = y
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def plot_map(self):
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# Get the Google Static image
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g = GoogleVisibleMap(y=[self.new_y-0.64*self.scale, self.new_y+0.64*self.scale], x=[self.new_x-1.5*self.scale, self.new_x+1.5*self.scale],
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scale=2, # scale is for more details
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maptype='satellite',
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size_x=self.size_x, size_y=self.size_y
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)
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# the google static image is a standard rgb image
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ggl_img = g.get_vardata()
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sm = Map(g.grid, nx=self.size_x, factor=1)
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sm.set_rgb(ggl_img) # add the background rgb image
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# prepare the figure
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fig, ax = plt.subplots(figsize=(self.size_x/self.dpi,self.size_y/self.dpi), dpi=self.dpi)
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# plot 1
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x, y = sm.grid.transform([self.new_x],[self.new_y])
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xi, yi = sm.grid.transform([p._orig_long for p in self.points],[p._orig_lat for p in self.points])
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ax.scatter(x, y, zorder= 100, s=5,color="blue", marker = "d") # type:ignore
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ax.scatter(xi, yi, zorder= 100, s=3,color="red", marker = "d") # type:ignore
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for name,x,y in zip(self.point_names,xi,yi):
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ax.text(x+.0001,y+.0001,name,fontsize=5,color = "red")
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sm.plot(ax=ax)
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fig.patch.set_facecolor('black') # type:ignore
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return fig,ax
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