基于Python实现四维图像绘制系统

from threading import Thread
import time

def btnAniStart(self): 
    Thread(target=self.btnDrawCycle, daemon=True).start()
def btnDrawCycle(self):
    dt = self.aniDelay.get()/1000.0
    for i in range(self.aniFrameNum.get()):
        self.tIndex = i
        self.btnDrawImg()
        time.sleep(dt)

self.btnStartText = tk.StringVar()
self.btnStartText.set("▶")
ttk.Button(frm, width=3, textvariable=self.btnStartText,
    command=self.btnAniStart).pack(**pDct)

def btnAniStart(self):
    if self.btnStartText.get() == "▶":
        Thread(target=self.drawCycle, daemon=True).start()
        self.btnStartText.set("⏸")
    else:
        self.btnStartText.set("▶")

def drawCycle(self):
    dt = self.aniDelay.get()/1000.0
    num = self.aniFrameNum.get()
    while self.btnStartText.get() == "⏸":
        self.tIndex = (self.tIndex + 1) % num
        self.btnDrawImg()
        time.sleep(dt)

def getXYZ(self):
    return self.getDim().replace("t", "")
def hasTimeAxis(self):
    return "t" in self.getDim()

def readDatas(self, al):
    dct = {}
    data = {}
    if al.hasTimeAxis():
        data['t'] = al.setData('t')
        dct['t'] = data['t'][self.tIndex]
    for flag in al.getXYZ():
        data[flag] = al.setData(flag, **dct)
        dct[flag] = data[flag]
    return data