waveform.py 文件源码

def __init__(self, parent, file):
        super(WaveformPlot, self).__init__(parent=parent, title="pyjam Waveform Viewer",
                                           style=wx.DEFAULT_DIALOG_STYLE | wx.RESIZE_BORDER)

        self.file = file

        self.plot = plot.PlotCanvas(self)
        self.plot.canvas.Bind(wx.EVT_LEFT_DOWN, self.lmb_down)
        self.plot.canvas.Bind(wx.EVT_LEFT_UP, self.lmb_up)
        self.plot.canvas.Bind(wx.EVT_MOTION, self.mouse_motion)
        self.plot.EnableAxesValues = (True, False, False, False)
        self.plot.EnableGrid = (True, False)
        self.plot.AbsScale = (True, False)
        self.plot.EnableAntiAliasing = True

        self.panel = WaveformPanel(self)

        sizer = wx.BoxSizer(wx.HORIZONTAL)
        sizer.Add(self.plot, 1, wx.EXPAND, 0)
        sizer.Add(self.panel, 0, wx.EXPAND, 0)
        self.SetSizerAndFit(sizer)
        self.SetSize(800, self.GetSize()[1])
        self.SetMinSize(self.GetSize())

        self.player = wx.media.MediaCtrl(parent=self, style=wx.SIMPLE_BORDER)

        self.volume = 25
        self.selected = np.array([0.0, 0.0])
        self.maximum = 0.0
        self.minimum = 0.0
        self.selection_drawn = False
        self.resized = False

        self.timer = wx.Timer(self)

        self.Bind(wx.EVT_SIZE, self.on_size)
        self.Bind(wx.EVT_TIMER, self.on_timer)
        self.Bind(wx.EVT_IDLE, self.on_idle)
        self.Bind(wx.EVT_CLOSE, self.on_exit)

        self.load()