iOS原生地图划线

来源：互联网发布：slice js 编辑：程序博客网时间：2024/04/27 17:06

/** 在指定经纬度添加线 */

- (void)addPolyline{

CLLocationCoordinate2D lineCoords[2] = {{30.662221,104.041367}, {30.762221,104.041367}};

MKPolyline *path = [MKPolylinepolylineWithCoordinates:lineCoordscount:2];

[_mapViewaddOverlay:path];

}

/** 描述线的样式，并绘制线 */

- (MKOverlayRenderer *)mapView:(MKMapView *)mapView rendererForOverlay:(id <MKOverlay>)overlay{

if (![overlayisKindOfClass:[MKPolylineclass]]) {

returnnil;

}

MKPolyline *polyline = (MKPolyline *)overlay;

// MKOverlayPathRenderer *pathRend = [[MKOverlayPathRenderer alloc] initWithOverlay:polyline];

MKPolylineRenderer *renderer = [[MKPolylineRendereralloc] initWithPolyline:polyline];

renderer.strokeColor = [UIColorredColor];

renderer.lineWidth =1.0;

return renderer;

}

0 0