Android谷歌地图中的渐变折线

问题描述 投票:1回答:2

我正在使用谷歌地图开发应用程序,我想在地图中更改折线的样式。我想将折线的颜色改为渐变线,如何在android中做到这一点任何想法

google-maps google-maps-android-api-2
2个回答
5
投票

你可以使用我的richmaps库:https://github.com/antoniocarlon/richmaps

您可以轻松创建如下的渐变折线:

RichPolylineOptions polylineOpts = new RichPolylineOptions(null)
        .zIndex(3) // zIndex represents the position of the polyline on the RichLayer
        .strokeWidth(15)
        .strokeColor(Color.YELLOW) // Set the polyline base color
        .linearGradient(true)
        .add(new RichPoint(new LatLng(40.22987, -3.95931)).color(Color.RED)) // Set color for some vertices
        .add(new RichPoint(new LatLng(40.23109, -3.95926)))
        .add(new RichPoint(new LatLng(40.23063, -3.95837)).color(Color.RED))
        .add(new RichPoint(new LatLng(40.23169, -3.95809)))
        .add(new RichPoint(new LatLng(40.23093, -3.95705)))
        .add(new RichPoint(new LatLng(40.23023, -3.95626)));
RichPolyline polyline = polylineOpts.build();
polyline.add(new RichPoint(new LatLng(40.23163, -3.95602)).color(Color.CYAN)); // RichPoint added after the creation of the RichPolyline
richLayer.addShape(polyline);

-1
投票

如果您正在寻找准确的绘图和跟踪,您可以给this library一个镜头

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