VectorTileDataProviderBase.StyleFileUri Property
Gets or sets a style used to customize the vector tile map’s appearance.
Namespace: DevExpress.XtraMap
Assembly: DevExpress.XtraMap.v21.2.dll
NuGet Packages: DevExpress.Win.Design, DevExpress.Win.Map
Declaration
Property Value
Type | Default | Description |
---|---|---|
Uri | null | A Uri object that specifies the style file’s location. |
Remarks
Use the StyleFileUri property to define a path to a style file. A style should be a valid JSON file and meet specifications.
The Map Control supports layers and the following related properties:
- filter
- paint
- fill-color
- fill-opacity
- line-color
- line-opacity
- line-width
- text-color
- layout
- visibility
- text-field
- text-font
- text-max-width
- text-size
- text-transform
Property values can be set directly (for example, “text-size”: 10) or via an interpolation syntax (for example, “line-width”: {“base”: 1.2, “stops”: [[15, 1], [17, 4]]}).
The following color formats are supported: hsl, rgb, rgba, hsla, hex. You can use web color names, such as red or yellow.
Note: Install the Newtonsoft.Json package if your application does not reference this library.
Example
The following example shows how use the MbTilesDataProvider to load vector tiles from an MbTiles file:
private void Form1_Load(object sender, EventArgs e) {
ImageLayer layer = new ImageLayer();
MbTilesDataProvider dataProvider = new MbTilesDataProvider();
dataProvider.FileUri = new Uri(@"D:\countries.mbtiles", UriKind.Absolute);
dataProvider.StyleFileUri = new Uri(@"D:\style.json", UriKind.Absolute);
layer.DataProvider = dataProvider;
mapControl1.Layers.Add(layer);
}