#!/usr/bin/env python # -*- coding: UTF-8 -*- # # generated by wxGlade 0.8.0a7 on Mon Nov 6 20:03:46 2017 # import wx # begin wxGlade: dependencies # end wxGlade # begin wxGlade: extracode import matplotlib from matplotlib.figure import Figure from matplotlib.backends.backend_wxagg import FigureCanvasWxAgg as FigureCanvas # end wxGlade class MyFrame(wx.Frame): def __init__(self, *args, **kwds): # begin wxGlade: MyFrame.__init__ kwds["style"] = kwds.get("style", 0) | wx.DEFAULT_FRAME_STYLE wx.Frame.__init__(self, *args, **kwds) self.SetSize((400, 300)) self.SetTitle("matplotlib canvas example") sizer_1 = wx.BoxSizer(wx.VERTICAL) self.panel_1 = wx.Panel(self, wx.ID_ANY) sizer_1.Add(self.panel_1, 1, wx.EXPAND, 0) sizer_2 = wx.BoxSizer(wx.VERTICAL) figure = self.matplotlib_figure = Figure() # 1x1 grid, first subplot self.matplotlib_axes = figure.add_subplot(111) self.matplotlib_canvas = FigureCanvas(self.panel_1, wx.ID_ANY, figure) sizer_2.Add(self.matplotlib_canvas, 1, wx.ALL | wx.EXPAND, 3) sizer_4 = wx.BoxSizer(wx.HORIZONTAL) sizer_2.Add(sizer_4, 0, wx.ALL | wx.EXPAND, 5) label_4 = wx.StaticText(self.panel_1, wx.ID_ANY, "f(x) = ") sizer_4.Add(label_4, 0, wx.ALIGN_CENTER_VERTICAL | wx.ALL, 5) self.text_function = wx.TextCtrl(self.panel_1, wx.ID_ANY, "sin(x)") sizer_4.Add(self.text_function, 1, 0, 0) sizer_3 = wx.BoxSizer(wx.HORIZONTAL) sizer_2.Add(sizer_3, 0, wx.ALL | wx.EXPAND, 5) label_1 = wx.StaticText(self.panel_1, wx.ID_ANY, "xmin") sizer_3.Add(label_1, 0, wx.ALIGN_CENTER_VERTICAL, 0) self.text_xmin = wx.TextCtrl(self.panel_1, wx.ID_ANY, "0") self.text_xmin.SetMinSize((40, -1)) sizer_3.Add(self.text_xmin, 0, 0, 0) label_2 = wx.StaticText(self.panel_1, wx.ID_ANY, "xmax") sizer_3.Add(label_2, 0, wx.ALIGN_CENTER_VERTICAL, 0) self.text_max = wx.TextCtrl(self.panel_1, wx.ID_ANY, "10") self.text_max.SetMinSize((40, -1)) sizer_3.Add(self.text_max, 0, 0, 0) label_3 = wx.StaticText(self.panel_1, wx.ID_ANY, "step") sizer_3.Add(label_3, 0, wx.ALIGN_CENTER_VERTICAL, 0) self.text_xstep = wx.TextCtrl(self.panel_1, wx.ID_ANY, "0.1") self.text_xstep.SetMinSize((40, -1)) sizer_3.Add(self.text_xstep, 0, 0, 0) sizer_3.Add((20, 20), 1, 0, 0) self.button_plot = wx.Button(self.panel_1, wx.ID_ANY, "Plot") self.button_plot.SetDefault() sizer_3.Add(self.button_plot, 0, 0, 0) self.button_clear = wx.Button(self.panel_1, wx.ID_ANY, "Clear") sizer_3.Add(self.button_clear, 0, wx.LEFT, 8) self.panel_1.SetSizer(sizer_2) self.SetSizer(sizer_1) self.Layout() self.Bind(wx.EVT_BUTTON, self.on_button_plot, self.button_plot) self.Bind(wx.EVT_BUTTON, lambda event:(self.matplotlib_axes.clear(),self.matplotlib_canvas.draw()), self.button_clear) # end wxGlade def on_button_plot(self, event): # wxGlade: MyFrame.<event_handler> import numpy xmin = xmax = step = None try: xmin = float( self.text_xmin.GetValue() ) self.text_xmin.SetBackgroundColour(wx.WHITE) except: self.text_xmin.SetBackgroundColour(wx.RED) try: xmax = float( self.text_max.GetValue() ) self.text_max.SetBackgroundColour(wx.WHITE) except: self.text_max.SetBackgroundColour(wx.RED) try: step = float( self.text_xstep.GetValue() ) self.text_xstep.SetBackgroundColour(wx.WHITE) except: self.text_xstep.SetBackgroundColour(wx.RED) x = numpy.arange(xmin, xmax, step) # build globals with some functions g = {} for name in ["sin","cos","tan","ufunc","square"]: g[name] = getattr(numpy, name) y = eval(self.text_function.GetValue(), g, {"numpy":numpy, "x":x}) self.matplotlib_axes.plot(x,y) self.matplotlib_canvas.draw() event.Skip() # end of class MyFrame class MyApp(wx.App): def OnInit(self): self.frame = MyFrame(None, wx.ID_ANY, "") self.SetTopWindow(self.frame) self.frame.Show() return True # end of class MyApp if __name__ == "__main__": app = MyApp(0) app.MainLoop()