Method Expand
Expand(Double)
Scales the envelope by the given factor.
Declaration
public void Expand(double factor)Parameters
| Type | Name | Description |
|---|---|---|
| System.Double | factor | The factor to scale the envelope by. |
Remarks
A factor < 1.0 shrinks the envelope, and a factor > 1.0 expands it.
The envelope's center remains unchanged, but its corners change.
This is the same as calling Expand(MapPoint, Double) with the envelope's center.
Applies to
Platforms and versions
| Target | Versions |
|---|---|
| .NET Standard 2.0 | 100.3 - 200.5 |
| .NET | 100.13 - 200.5 |
| .NET Windows | 100.13 - 200.5 |
| .NET Android | 200.0 - 200.5 |
| .NET iOS | 200.0 - 200.5 |
| .NET Framework | 100.0 - 200.5 |
| Xamarin.Android | 100.0 - 100.15 |
| Xamarin.iOS | 100.0 - 100.15 |
| UWP | 100.0 - 200.5 |
Relevant samples
Add graphics with symbols: Use a symbol style to display a graphic on a graphics overlay.
Buffer list: Generate multiple individual buffers or a single unioned buffer around multiple points.
Clip geometry: Clip a geometry with another geometry.
Edit and sync features: Synchronize offline edits with a feature service.
Expand(MapPoint, Double)
Scales the envelope around an anchor point by the given factor.
Declaration
public void Expand(MapPoint anchor, double factor)Parameters
| Type | Name | Description |
|---|---|---|
| MapPoint | anchor | A point within the envelope to expand from. |
| System.Double | factor | The factor to scale the envelope by. |
Remarks
A factor < 1.0 shrinks the envelope, and a factor > 1.0 expands it.
The specified anchor point of the envelope remains unchanged, but the envelope's corners change.
Applies to
Platforms and versions
| Target | Versions |
|---|---|
| .NET Standard 2.0 | 100.3 - 200.5 |
| .NET | 100.13 - 200.5 |
| .NET Windows | 100.13 - 200.5 |
| .NET Android | 200.0 - 200.5 |
| .NET iOS | 200.0 - 200.5 |
| .NET Framework | 100.0 - 200.5 |
| Xamarin.Android | 100.0 - 100.15 |
| Xamarin.iOS | 100.0 - 100.15 |
| UWP | 100.0 - 200.5 |