Before you set the stop colors, you can also alter the globalAlpha property to allow partially opaque gradient colors.

在设置起止颜色之前，还可以通过修改globalalpha属性来产生部分不透明的渐变颜色。

youdao

Before you set the stop colors, you can also alter the globalAlpha property to allow partially opaque gradient colors.

在设置起止颜色之前，还可以通过修改globalalpha属性来产生部分不透明的渐变颜色。

youdao