SndView.py 文件源码

def __init__(self, parent, obj=None, mouse_callback=None, select_callback=None):
        wx.Panel.__init__(self, parent)
        self.SetBackgroundStyle(wx.BG_STYLE_CUSTOM)
        self.Bind(wx.EVT_PAINT, self.OnPaint)
        self.Bind(wx.EVT_LEFT_DOWN, self.OnMouseDown)
        self.Bind(wx.EVT_LEFT_UP, self.OnMouseUp)
        self.Bind(wx.EVT_RIGHT_DOWN, self.OnRightDown)
        self.Bind(wx.EVT_RIGHT_UP, self.OnMouseUp)
        self.Bind(wx.EVT_MOTION, self.OnMotion)
        self.Bind(wx.EVT_SIZE, self.OnSize)
        self.refresh_from_selection = False
        self.background_bitmap = None
        self.obj = obj
        self.selstart = self.selend = self.movepos = None
        self.moveSelection = False
        self.createSelection = False
        self.begin = 0
        if self.obj is not None:
            self.chnls = len(self.obj)
            self.end = self.obj.getDur(False)
        else:
            self.chnls = 1
            self.end = 1.0
        self.img = [[]]
        self.mouse_callback = mouse_callback
        self.select_callback = select_callback
        if sys.platform == "win32" or sys.platform.startswith("linux"):
            self.dcref = wx.BufferedPaintDC
        else:
            self.dcref = wx.PaintDC
        self.setImage()
        #FL 02/10/2017
        self.playCursorPos = 0