PiGlassBeta.py 文件源码

def togglepatternZoomOut():
    global togsw,o,curpat,col,ovl,gui,alphaValue
    # if overlay is inactive, ignore button:
    if togsw == 0:
        zoom_out()
    else:
        if guivisible == 0:
        zoom_out()
            # reinitialize array:
            ovl = np.zeros((height, width, 3), dtype=np.uint8)
            patternswitcherZoomOut(ovl,0)
            o = camera.add_overlay(np.getbuffer(ovl), layer=3, alpha=alphaValue)
        else:
        zoom_out()
            # reinitialize array
            gui = np.zeros((height, width, 3), dtype=np.uint8)
            creategui(gui)
            patternswitcherZoomOut(gui,1)
            o = camera.add_overlay(np.getbuffer(gui), layer=3, alpha=alphaValue)
    return