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e_chart package
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e_chart.dart
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onDrawPre method
onDrawPre method
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onDrawPre
method
void
onDrawPre
(
)
绘制时最先调用的方法,可以在这里面更改相关属性从而实现动画视觉效果
Implementation
void onDrawPre() {}
e_chart package
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e_chart
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onDrawPre method
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