有可能将更多的内容(图象或图像)传给网络MAUI图表 无需复习的观念控制? 我写了一封信,将使用图表电文控制。 起初,这将是空洞的。 随着用户输入数据,将添加一个要素。 有时会根据需要增加另一个要素。 由于增加了每个要素,我必须删除图西语控制的一切内容,并重述所有内容,或者,我能否补充一个内容,而不必再复述图西语控制吗?
缩略语 观点 当你改变了内容,而其内容仍然看得见时,需要<代码>Invalidate方法,以告知信使,它需要重整。 这种方法必须像以下法典那样,在图表中援引:
graphicsView.Invalidate();
关于更具体的细节,请参阅。
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