Polygon in React Native
- Data Analytics
- November 05, 2024
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Polygon in React Native
Polygons are geometric shapes with multiple sides. They are useful for visualizing various selected areas in a map.
Creating Polygons using (react-native-maps)
react-native-maps as a convenient library for map visualizations.
Polygon component and its properties like coordinates, fill color, stroke color, stroke width.
It provides a built-in Polygon component for creating polygons directly on top of a map view.
This is ideal when you want to highlight areas, define zones, or visualize shapes within a map.
Properties
1. Coordinates (Required): This is the most essential property and defines the shape of your polygon.
It's an array of objects, where each object specifies a latitude and longitude coordinate.
2. FillColor (Optional): This property sets the fill color of the polygon's interior area.
You can use a valid CSS color string like "rgba(0, 200, 0, 0.5)" for a semi-transparent green fill.
3. StrokeColor (Optional): This property sets the color of the polygon's border (outline).
You can use a valid CSS color string like "rgba(0, 0, 0, 0.8)" for a black border.
4. StrokeWidth (Optional): This property controls the thickness of the polygon's border in pixels.
A higher value like 2 creates a thicker border.
5. OnPress (Optional): This property allows you to define a function that gets called when the user taps on the polygon.