mapbox gl中,大多数的数据,通过图层的形式加入进去,用layout 和 paint 两个属性,控制显示图层的显示样式,通过在属性中,写入Expressions表达式,实现图层的多样式显示。 样式的帮助api参见网址: https://docs.mapbox.com/mapbox-gl-js/style-spec/#expressions-string 样式的控制,能够根据地图中的属性...
When GL-JS encounters an array in a style-spec property value, it will assume that the array is an expression and try to parse it; the library has no way to distinguish between an expression which failed validation and an array literal unless the developer makes this distinction explicit ...
Mapbox GL Spec & Lint GL style spec, validation, and migration scripts formapbox-gl-jsandmapbox-gl-native. Install npm install -g mapbox-gl-style-spec Provides the utilities: gl-style-migrate gl-style-format gl-style-validate Validation ...
SDK Support Mapbox GL JS Android SDK iOS SDK basic functionality >= 0.10.0 >= 2.0.1 >= 2.0.0 expressions support >= 3.0.0 >= 11.0.0 >= 11.0.0 fill A fill style layer renders one or more filled (and optionally stroked) polygons on a map. You can use a fill layer to conf...
mapbox/mapbox-gl-style-specPublic archive NotificationsYou must be signed in to change notification settings Fork38 Star76 6Branches57Tags Latest commit Lucas Wojciechowski Deprecate this repo Feb 1, 2017 d0a4980·Feb 1, 2017 History 1,275 Commits ...
Latest version: 17.4.0, last published: 19 days ago. Start using @mapgis/mapbox-gl-style-spec in your project by running `npm i @mapgis/mapbox-gl-style-spec`. There are no other projects in the npm registry using @mapgis/mapbox-gl-style-spec.
我们需要在src/style/style_layer新增两个文件,其内容主要参考raster_style_layer_properties.js和raster_style_layer.js tiff_style_layer_properties.js: importstyleSpecfrom'../../style-spec/reference/latest';import{Properties,DataConstantProperty,// ColorRampProperty}from'../properties';exporttypePaintProps...
https://docs.mapbox.com/mapbox-gl-js/style-spec/glyphs/ mapbox-gl将字体文件也制作成了pbf切片文件,在访问的时候,图中大括号的位置,需要根据实际字体和切片索引进行替换,这种类型的文件,按照矢量切片的方式进行发布即可,前端配置好对应的地址。
对具体属性感兴趣的可以参见https://www.mapbox.com/mapbox-gl-style-spec/。 因为这不是我们要讲解的重点。 重点是mapbox正在通过这样一个style的配置文件来描述整个地图。这是目前其他map都没有使用的方式。在讨论如何设计实现这个目的之前, 我们想一下这样做有什么好处?最大的好处莫过于为自定义地图提供了方便...
// Use step expressions (https://docs.mapbox.com/style-spec/reference/expressions/#step) // with three steps to implement three types of circles: // * Blue, 20px circles when point count is less than 100 // * Yellow, 30px circles when point count is between 100 and 750 // ...