Panda3D questionnaire GUI

main.py

from direct.showbase.ShowBase import ShowBase
import direct.directbase.DirectStart
from direct.gui.OnscreenText import OnscreenText
from direct.gui.DirectGui import *
from panda3d.core import *


class Directs(ShowBase):
    # rbuttonFrame = DirectFrame(pos = (-1, 0, 0.40))
    _LABELS = ["Strongly do not want to continue", "Do not want to continue",
              "Neither", "Want to continue", "Strongly want to continue"]
    _rButtonValue = [0]
    _overlayFrame = None
    _overlayVisible = False
    _buttons = []
    _buttonLabels = []
    _rButtonFrame = None
    done = False

    hsepp = DirectLabel(text = '-'*100, scale = 0.07,
                        pos = (0, 0, 0.22), frameColor=(0, 0, 0, 0))

    def __init__(self):
        self.accept("shift-o", self.toggleOverlayFrame)

    def toggleOverlayFrame(self):
        if self._overlayVisible:
            print "Toggle off"
            self._overlayFrame.destroy()
            self._overlayVisible = False
        else:
            print "Toggle on"
            self._overlayFrame = DirectFrame(frameColor=(1, 1, 1, 1),
                                           # (Left,Right,Bottom,Top)
                                           frameSize=(-1.4, 1.4, 1, -1),
                                           pos=(0, 0, 0))
            self._rButtonFrame = DirectFrame(parent=self._overlayFrame, pos=(-0.5, 0, 0.2))
            self.setupButtons()
            self._overlayVisible = True

    def setupButtons(self):
        self._buttons = []
        for i, label in enumerate(self._LABELS):
            xOffset = ((i * 15) / 100.0)
            # yOffset = 0.01 if int(len(label)/10.0) == 0 else int(len(label)/10.0)/100.0
            xPos = len(label) / 100.0 + 0.02 + xOffset
            yPos = len(label)/100.0+0.07
            self._buttonLabels.append(DirectLabel(parent=self._rButtonFrame, text = label, scale = 0.07, hpr=(0, 0, -45.0),
                        pos = (xPos, 0, yPos), frameColor=(0, 0, 0, 0)))
            self._buttons.append(DirectRadioButton(parent=self._rButtonFrame, pos=(xOffset, 0, 0),
                                                   variable=self._rButtonValue, value=[i], scale=0.05,
                                                   frameColor=(1, 1, 1, 0), indicatorValue=0)
                                                  )

        for button in self._buttons:
            button['others'] = self._buttons

# Run the tutorial
Directs()
run()