ios – GMSMapView中的倒置多边形

概述我必须使用谷歌地图为我的iPhone项目,我使用GMSPolygon绘制多边形但我怎么能填充我的地图上的任何地方,除了多边形的内部.如下图所示. 谢谢. -(void) drawsamplePolygon { GMSPolygon *polygon = [[GMSPolygon alloc] init]; polygon.path = [self pathOfNew 我必须使用谷歌地图为我的iPhone项目,我使用GMSpolygon绘制多边形但我怎么能填充我的地图上的任何地方,除了多边形的内部.如下图所示.

谢谢.

解决方法

-(voID) drawsamplepolygon      {  GMSpolygon *polygon = [[GMSpolygon alloc] init];        polygon.path = [self pathOfNewYorkState];        polygon.Title = @"New York";        polygon.fillcolor = [UIcolor colorWithRed:0.25 green:0 blue:0 Alpha:0.2f];        polygon.strokecolor = [UIcolor blackcolor];        polygon.strokeWIDth = 2;        polygon.tappable = YES;        polygon.map = gMapVIEw;    }    - (GMSPath *)pathOfNewYorkState {        GMSMutablePath *path = [GMSMutablePath path];        [path addLatitude:42.5142 longitude:-79.7624];        [path addLatitude:42.7783 longitude:-79.0672];        [path addLatitude:42.8508 longitude:-78.9313];        [path addLatitude:42.9061 longitude:-78.9024];        [path addLatitude:42.9554 longitude:-78.9313];        [path addLatitude:42.9584 longitude:-78.9656];        [path addLatitude:42.9886 longitude:-79.0219];        [path addLatitude:43.0568 longitude:-79.0027];        [path addLatitude:43.0769 longitude:-79.0727];        [path addLatitude:43.1220 longitude:-79.0713];        [path addLatitude:43.1441 longitude:-79.0302];        [path addLatitude:43.1801 longitude:-79.0576];        [path addLatitude:43.2482 longitude:-79.0604];        [path addLatitude:43.2812 longitude:-79.0837];        [path addLatitude:43.4509 longitude:-79.2004];        [path addLatitude:43.6311 longitude:-78.6909];        [path addLatitude:43.6321 longitude:-76.7958];        [path addLatitude:43.9987 longitude:-76.4978];        [path addLatitude:44.0965 longitude:-76.4388];        [path addLatitude:44.1349 longitude:-76.3536];        [path addLatitude:44.1989 longitude:-76.3124];        [path addLatitude:44.2049 longitude:-76.2437];        [path addLatitude:44.2413 longitude:-76.1655];        [path addLatitude:44.2973 longitude:-76.1353];        [path addLatitude:44.3327 longitude:-76.0474];        [path addLatitude:44.3553 longitude:-75.9856];        [path addLatitude:44.3749 longitude:-75.9196];        [path addLatitude:44.3994 longitude:-75.8730];        [path addLatitude:44.4308 longitude:-75.8221];        [path addLatitude:44.4740 longitude:-75.8098];        [path addLatitude:44.5425 longitude:-75.7288];        [path addLatitude:44.6647 longitude:-75.5585];        [path addLatitude:44.7672 longitude:-75.4088];        [path addLatitude:44.8101 longitude:-75.3442];        [path addLatitude:44.8383 longitude:-75.3058];        [path addLatitude:44.8676 longitude:-75.2399];        [path addLatitude:44.9211 longitude:-75.1204];        [path addLatitude:44.9609 longitude:-74.9995];        [path addLatitude:44.9803 longitude:-74.9899];        [path addLatitude:44.9852 longitude:-74.9103];        [path addLatitude:45.0017 longitude:-74.8856];        [path addLatitude:45.0153 longitude:-74.8306];        [path addLatitude:45.0046 longitude:-74.7633];        [path addLatitude:45.0027 longitude:-74.7070];        [path addLatitude:45.0007 longitude:-74.5642];        [path addLatitude:44.9920 longitude:-74.1467];        [path addLatitude:45.0037 longitude:-73.7306];        [path addLatitude:45.0085 longitude:-73.4203];        [path addLatitude:45.0109 longitude:-73.3430];        [path addLatitude:44.9874 longitude:-73.3547];        [path addLatitude:44.9648 longitude:-73.3379];        [path addLatitude:44.9160 longitude:-73.3396];        [path addLatitude:44.8354 longitude:-73.3739];        [path addLatitude:44.8013 longitude:-73.3324];        [path addLatitude:44.7419 longitude:-73.3667];        [path addLatitude:44.6139 longitude:-73.3873];        [path addLatitude:44.5787 longitude:-73.3736];        [path addLatitude:44.4916 longitude:-73.3049];        [path addLatitude:44.4289 longitude:-73.2953];        [path addLatitude:44.3513 longitude:-73.3365];        [path addLatitude:44.2757 longitude:-73.3118];        [path addLatitude:44.1980 longitude:-73.3818];        [path addLatitude:44.1142 longitude:-73.4079];        [path addLatitude:44.0511 longitude:-73.4367];        [path addLatitude:44.0165 longitude:-73.4065];        [path addLatitude:43.9375 longitude:-73.4079];        [path addLatitude:43.8771 longitude:-73.3749];        [path addLatitude:43.8167 longitude:-73.3914];        [path addLatitude:43.7790 longitude:-73.3557];        [path addLatitude:43.6460 longitude:-73.4244];        [path addLatitude:43.5893 longitude:-73.4340];        [path addLatitude:43.5655 longitude:-73.3969];        [path addLatitude:43.6112 longitude:-73.3818];        [path addLatitude:43.6271 longitude:-73.3049];        [path addLatitude:43.5764 longitude:-73.3063];        [path addLatitude:43.5675 longitude:-73.2582];        [path addLatitude:43.5227 longitude:-73.2445];        [path addLatitude:43.2582 longitude:-73.2582];        [path addLatitude:42.9715 longitude:-73.2733];        [path addLatitude:42.8004 longitude:-73.2898];        [path addLatitude:42.7460 longitude:-73.2664];        [path addLatitude:42.4630 longitude:-73.3708];        [path addLatitude:42.0840 longitude:-73.5095];        [path addLatitude:42.0218 longitude:-73.4903];        [path addLatitude:41.8808 longitude:-73.4999];        [path addLatitude:41.2953 longitude:-73.5535];        [path addLatitude:41.2128 longitude:-73.4834];        [path addLatitude:41.1011 longitude:-73.7275];        [path addLatitude:41.0237 longitude:-73.6644];        [path addLatitude:40.9851 longitude:-73.6578];        [path addLatitude:40.9509 longitude:-73.6132];        [path addLatitude:41.1869 longitude:-72.4823];        [path addLatitude:41.2551 longitude:-72.0950];        [path addLatitude:41.3005 longitude:-71.9714];        [path addLatitude:41.3108 longitude:-71.9193];        [path addLatitude:41.1838 longitude:-71.7915];        [path addLatitude:41.1249 longitude:-71.7929];        [path addLatitude:41.0462 longitude:-71.7517];        [path addLatitude:40.6306 longitude:-72.9465];        [path addLatitude:40.5368 longitude:-73.4628];        [path addLatitude:40.4887 longitude:-73.8885];        [path addLatitude:40.5232 longitude:-73.9490];        [path addLatitude:40.4772 longitude:-74.2271];        [path addLatitude:40.4861 longitude:-74.2532];        [path addLatitude:40.6468 longitude:-74.1866];        [path addLatitude:40.6556 longitude:-74.0547];        [path addLatitude:40.7618 longitude:-74.0156];        [path addLatitude:40.8699 longitude:-73.9421];        [path addLatitude:40.9980 longitude:-73.8934];        [path addLatitude:41.0343 longitude:-73.9854];        [path addLatitude:41.3268 longitude:-74.6274];        [path addLatitude:41.3583 longitude:-74.7084];        [path addLatitude:41.3811 longitude:-74.7101];        [path addLatitude:41.4386 longitude:-74.8265];        [path addLatitude:41.5075 longitude:-74.9913];        [path addLatitude:41.6000 longitude:-75.0668];        [path addLatitude:41.6719 longitude:-75.0366];        [path addLatitude:41.7672 longitude:-75.0545];        [path addLatitude:41.8808 longitude:-75.1945];        [path addLatitude:42.0013 longitude:-75.3552];        [path addLatitude:42.0003 longitude:-75.4266];        [path addLatitude:42.0013 longitude:-77.0306];        [path addLatitude:41.9993 longitude:-79.7250];        [path addLatitude:42.0003 longitude:-79.7621];        [path addLatitude:42.1827 longitude:-79.7621];        [path addLatitude:42.5146 longitude:-79.7621];        return path;    }

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