Once you build a path, you must stroke it or fill it before it becomes visible.

建立好一条路径后，为了使之可见，必须对它进行描边或填充。

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You can set the stroke, opacity, fill, or any of the graphic styles either at the class level or at the local level; you can even change them on the fly with a script as needed.

可以在类级别或者实例级别设置笔触、透明度、填充以及其他任何图形样式，如果需要甚至可以使用脚本随时改变。

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You can use pattern colors to set the fill or stroke color just as you would a solid color.

你可以使用图案颜色来设置填充和笔刷的颜色。

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