Class: Dot

Dot()

new Dot()

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Methods

(async, static) createObj() → {Promise.<Dot>}

构造一个新的 Dot 对象。
Source:
Returns:
Type
Promise.<Dot>

(async, static) getX() → {Promise.<*>}

获取X坐标
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Returns:
Type
Promise.<*>

(async, static) getY() → {Promise.<*>}

获取Y坐标
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Returns:
Type
Promise.<*>

(static) isValid() → {boolean}

判断Dot对象是否有效或是否可用
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Returns:
true:有效;false:无效
Type
boolean