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January 18, 2016 18:06
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Create a matplotlib plot from within an ArcGIS python toolbox using tkinter
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| import Tkinter as tk | |
| import matplotlib | |
| from numpy import arange, sin, pi | |
| from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg | |
| from matplotlib.figure import Figure | |
| class Toolbox(object): | |
| def __init__(self): | |
| self.label = "test plotting dev" | |
| self.alias = "TestPlot_dev" | |
| self.tools = [TestPlotting] | |
| class TestPlotting(object): | |
| """Just an example tool to check how to plot in your own window""" | |
| def __init__(self): | |
| """Define the tool properties""" | |
| self.label = "Can we plot in ArcGIS?" | |
| self.description = "Simple matplotlib plotting test." | |
| self.canRunInBackground = True | |
| return | |
| def getParameterInfo(self): | |
| """Define parameter definitions""" | |
| params = None | |
| return params | |
| def isLicensed(self): | |
| """Set whether tool is licensed to execute.""" | |
| return True | |
| def updateParameters(self, parameters): | |
| """Modify the values and properties of parameters before internal | |
| validation is performed. This method is called whenever a parameter | |
| has been changed.""" | |
| return | |
| def updateMessages(self, parameters): | |
| """Modify the messages created by internal validation for each tool | |
| parameter. This method is called after internal validation.""" | |
| return | |
| def execute(self, parameters, messages): | |
| """Evaluate the top 0-100 percentile total variation""" | |
| # Configure matplotlib to use tkinter | |
| matplotlib.use("TkAgg") | |
| # Prepare tkinter | |
| self.root = tk.Tk() | |
| self.root.title("Plot test") | |
| self.root.protocol("WM_DELETE_WINDOW", self._quit) # Call root.quit when the window is closed | |
| # Prepare the figure and the plot | |
| f = Figure(figsize=(5, 4), dpi=100) | |
| a = f.add_subplot(1, 1, 1) | |
| t = arange(0.0, 3.0, 0.01) | |
| s = sin(2 * pi * t) | |
| a.plot(t, s) | |
| # Prepare the canvas in matplotlib (fill the entire space) | |
| canvas = FigureCanvasTkAgg(f, self.root) | |
| canvas.show() | |
| canvas.get_tk_widget().pack(side=tk.TOP, fill=tk.BOTH, expand=1) | |
| # Call tkinter mainloop | |
| self.root.mainloop() | |
| return | |
| def _quit(self): | |
| """Clearing up once the plot window is closed""" | |
| self.root.quit() | |
| self.root.destroy() |
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