@gem-mine/rc-map
v2.1.1
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地图组件
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地图
基于多种地图平台(百度,谷歌,高德 )Javascript API 的地图组件,其中百度,高德支持ie8+,谷歌ie9+。
何时使用
- 需要显示或获取空间数据的时候。
浏览器支持
百度,高德支持IE8+,谷歌IE9+
安装
npm install @gem-mine/rc-map --save
运行
# 默认开启服务器,地址为 :http://local:8000/
# 能在ie9+下浏览本站,修改代码后自动重新构建,且能在ie10+运行热更新,页面会自动刷新
npm run start
# 构建生产环境静态文件,用于发布文档
npm run site
代码演示
.react-map-demo {
width: 100%;
height: 500px;
}
.react-map-container-demo .button-demo {
margin: 5px;
}
百度地图
百度地图初始化基础操作
import ReactMap, { PlatformType } from "@gem-mine/rc-map";
class MapChildren extends React.Component {
static contextTypes = {
mapInstance: React.PropTypes.object,
NDMap: React.PropTypes.object
};
marker;
componentDidMount() {
const { NDMap, mapInstance } = this.context;
const marker = new NDMap.Marker({ lng: 116.404, lat: 39.915 });
mapInstance.addOverlay(marker);
marker.enableDragging();
}
componentDidUpdate(prevProps) {
console.log("this.props.pointData:", this.props.pointData);
const { NDMap, mapInstance } = this.context;
if (this.props.pointData) {
if (!this.marker) {
this.marker = new NDMap.Marker(this.props.pointData);
mapInstance.addOverlay(this.marker);
this.marker.enableDragging();
} else {
this.marker.setPosition(this.props.pointData);
}
}
}
render() {
return null;
}
}
class App extends React.Component {
mapInstance;
NDMap;
constructor(props) {
super(props);
this.state = {
pointData: null
};
}
onClickMap = ({ type, target, point, pixel, overlay }) => {
console.log("type:", type);
console.log("target:", target);
console.log("point:", point);
console.log("pixel:", pixel);
console.log("overlay:", overlay);
this.setState({ pointData: point });
};
componentWillUnmount() {
if (this.mapInstance) {
this.mapInstance.removeEventListener("click", this.onClickMap);
}
}
render() {
return (
<div className="react-map-container-demo">
<ReactMap
setComponentInstance={(mapInstance, NDMap) => {
this.mapInstance = mapInstance;
this.NDMap = NDMap;
mapInstance.addEventListener("click", this.onClickMap);
// mapInstance.centerAndZoom({ lng: 116.404, lat: 39.915 }, 11);// 这里必须用new Point
mapInstance.centerAndZoom(new NDMap.Point(116.404, 39.915), 11);
mapInstance.enableScrollWheelZoom(true);
mapInstance.setMapType(window.BMAP_SATELLITE_MAP);
}}
mapOptions={{
minZoom: 1,
maxZoom: 17,
enableAutoResize: true,
enableMapClick: true
}}
className="react-map-demo"
sdkUrlParams={{ ak: "zIT2dNIgEojIIYjD91wIbiespAnwM0Zu" }}
>
<MapChildren pointData={this.state.pointData} />
</ReactMap>
<button
className="button-demo"
onClick={() => {
this.mapInstance.setCenter(
new this.NDMap.Point(this.mapInstance.getCenter().lng + 0.005, this.mapInstance.getCenter().lat)
);
}}
>
更新地图中心
</button>
<button className="button-demo" onClick={() => this.mapInstance.setZoom(this.mapInstance.getZoom() - 1)}>
更新缩放级别
</button>
<button
className="button-demo"
onClick={() =>
this.mapInstance.setViewport({
center: new this.NDMap.Point(this.mapInstance.getCenter().lng + 0.0005, 40.007978),
zoom: this.mapInstance.getZoom() - 1
})
}
>
更新视角
</button>
<button className="button-demo" onClick={() => this.mapInstance.setMaxZoom(18)}>
更新最大缩放级别
</button>
<button className="button-demo" onClick={() => this.mapInstance.setMinZoom(3)}>
更新最小缩放级别
</button>
</div>
);
}
}
ReactDOM.render(<App />, mountNode);
谷歌地图
地图初始化基础操作
ie8 不兼容;ie9 会有兼容性提示;全球版不翻墙无法使用。
import ReactMap, { PlatformType } from "@gem-mine/rc-map";
class MapChildren extends React.Component {
static contextTypes = {
mapInstance: React.PropTypes.object,
NDMap: React.PropTypes.object
};
marker;
componentDidMount() {
const { NDMap, mapInstance } = this.context;
const marker = new NDMap.Marker({ position: { lng: 116.404, lat: 39.915 }, map: mapInstance, draggable: true });
}
componentDidUpdate(prevProps) {
console.log("this.props.pointData:", this.props.pointData);
const { NDMap, mapInstance } = this.context;
if (this.props.pointData) {
if (!this.marker) {
this.marker = new NDMap.Marker({ position: this.props.pointData, map: mapInstance, draggable: true });
} else {
this.marker.setPosition(this.props.pointData);
}
}
}
render() {
return null;
}
}
class App extends React.Component {
mapInstance;
NDMap;
constructor(props) {
super(props);
this.state = {
pointData: null
};
}
onClickMap = ({ latLng }) => {
console.log("latLng:", latLng);
this.setState({ pointData: latLng });
};
componentWillUnmount() {
if (this.NDMap && this.mapClickListener) {
this.NDMap.event.removeListener(this.mapClickListener);
}
}
render() {
return (
<div className="react-map-container-demo">
<ReactMap
setComponentInstance={(mapInstance, NDMap) => {
this.mapInstance = mapInstance;
this.NDMap = NDMap;
this.mapClickListener = mapInstance.addListener("click", this.onClickMap);
}}
mapOptions={{
center: { lng: 116.404, lat: 39.915 },
zoom: 11,
minZoom: 1,
maxZoom: 17,
mapTypeId: "satellite"
}}
sdkUrlParams={{ key: "AIzaSyApHj2_Tdn4ryecpuEejrrpnU6IQZFqmx4" }}
className="react-map-demo"
style={{ height: 501 }}
platformType={PlatformType.GOOGLE}
supportTip="谷歌地图因网络问题暂时无法提供服务"
>
<MapChildren pointData={this.state.pointData} />
</ReactMap>
<button
className="button-demo"
onClick={() => {
this.mapInstance.setCenter({
lng: this.mapInstance.getCenter().lng() + 0.005,
lat: this.mapInstance.getCenter().lat()
});
}}
>
更新地图中心
</button>
<button className="button-demo" onClick={() => this.mapInstance.setZoom(this.mapInstance.getZoom() - 1)}>
更新缩放级别
</button>
</div>
);
}
}
ReactDOM.render(<App />, mountNode);
高德地图
地图初始化基础操作
import ReactMap, { PlatformType } from "@gem-mine/rc-map";
class MapChildren extends React.Component {
static contextTypes = {
mapInstance: React.PropTypes.object,
NDMap: React.PropTypes.object
};
marker;
componentDidMount() {
const { NDMap, mapInstance } = this.context;
const marker = new NDMap.Marker({
position: [116.404, 39.915],
icon: "http://webapi.amap.com/theme/v1.3/markers/n/mark_b.png",
map: mapInstance,
draggable: true
});
marker.setMap(mapInstance);
}
componentDidUpdate(prevProps) {
console.log("this.props.pointData:", this.props.pointData);
const { NDMap, mapInstance } = this.context;
if (this.props.pointData) {
if (!this.marker) {
this.marker = new NDMap.Marker({ position: this.props.pointData, map: mapInstance, draggable: true });
this.marker.setMap(mapInstance);
} else {
this.marker.setPosition(this.props.pointData);
}
}
}
render() {
return null;
}
}
class App extends React.Component {
mapInstance;
NDMap;
constructor(props) {
super(props);
this.state = {
pointData: null
};
}
onClickMap = ({ lnglat }) => {
console.log("lnglat:", lnglat);
this.setState({ pointData: lnglat });
};
componentWillUnmount() {
if (this.NDMap) {
this.mapInstance.off("click", this.onClickMap); //移除
}
}
render() {
return (
<div className="react-map-container-demo">
<ReactMap
setComponentInstance={(mapInstance, NDMap) => {
this.mapInstance = mapInstance;
this.NDMap = NDMap;
mapInstance.on("click", this.onClickMap); //绑定
}}
mapOptions={{
center: [116.404, 39.915],
zoom: 11,
minZoom: 1,
maxZoom: 17,
mapTypeId: "satellite"
}}
sdkUrlParams={{ key: "c39e2850eefe581dfd50e6e44d34615f" }}
className="react-map-demo"
style={{ height: 501 }}
platformType={PlatformType.GAODE}
>
<MapChildren pointData={this.state.pointData} />
</ReactMap>
<button
className="button-demo"
onClick={() => {
this.mapInstance.setCenter(
new this.NDMap.LngLat(
this.mapInstance.getCenter().getLng() + 0.005,
this.mapInstance.getCenter().getLat()
)
);
}}
>
更新地图中心
</button>
<button className="button-demo" onClick={() => this.mapInstance.setZoom(this.mapInstance.getZoom() - 1)}>
更新缩放级别
</button>
</div>
);
}
}
ReactDOM.render(<App />, mountNode);
API
| 参数 | 说明 | 类型 | 默认值 | | -------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ---------------------------- | ------------------ | | setComponentInstance | 设置地图实例 | function(mapInstance, NDMap) | - | | mapOptions | 地图初始化配置项 | Object | - | | platformType | 地图平台类型:百度(PlatformType.BAIDU),谷歌(PlatformType.GOOGLE),高德(PlatformType.GAODE) | PlatformType | PlatformType.BAIDU | | sdkUrlParams | 各地图平台 jsSDK 参数,包括授权 Key,百度默认使用 v=3.0,高德 v=1.4.3 ,谷歌默认 region=CN | Object | {} | | className | 地图平台容器节点样式类名称 | string | - | | id | 地图平台容器节点 ID | string | - | | style | 地图平台容器节点样式 | Object | - | | supportTip | 当地图脚本无法加载时的提示 | ReactNode | null | | prefixCls | 设置统一样式前缀 | string | 'rc-map' |