Class: Feature

Feature()

new Feature()

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Methods

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

无参构造。构造一个新的 Feature 对象。
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Returns:
Type
Promise.<Feature>

(async, static) createObjByParam(attribute, geometry, geomInfo) → {Promise.<Feature>}

有参构造。通过attribute、geometry、geomInfo构造一个新的 Feature 对象。
Parameters:
Name Type Description
attribute Object 存有属性字段及对应值的对象，不可为null。例：let array = {name: '张三', age: 14};
geometry Geometry 几何对象
geomInfo GeomInfo 图形对象
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Returns:
Type
Promise.<Feature>

(async, static) getAttributes()

获取要素属性
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(async, static) getGeometry() → {Promise.<Geometry>}

获取几何数据
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Returns:
几何数据
Type
Promise.<Geometry>

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

获取要素ID
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Returns:
Type
Promise.<(*|*)>

(async, static) getInfo() → {Promise.<GeomInfo>}

获取几何信息
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Returns:
几何信息
Type
Promise.<GeomInfo>

(async, static) modifyFeatureValue(attribute, geometry, geomInfo) → {Promise.<Number>}

修改要素值（包括属性信息，图形信息，几何信息）
Parameters:
Name Type Description
attribute Object 属性信息，JSON格式的字符串，暂不支持null。例let attribute = {"LayerID":"0","ID":"1"}
geometry Geometry 图形信息
geomInfo GeomInfo 几何信息
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Returns:
大于0成功，否则失败
Type
Promise.<Number>

(async, static) reSet() → {Promise.<long>}

清空
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Returns:
大于0成功，否则失败
Type
Promise.<long>

(async, static) toGraphics() → {Promise.<Array>}

要素转Graphic
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Returns:
Type
Promise.<Array>