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| # FuchsiaViewConnection.flatland constructor |
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| *[<Null safety>](https://dart.dev/null-safety)* |
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| FuchsiaViewConnection.flatland(dynamic viewportCreationToken, {dynamic viewRef, [FuchsiaViewConnectionCallback](../../package-fuchsia_scenic_flutter_fuchsia_view/FuchsiaViewConnectionCallback.md)? onViewConnected, [FuchsiaViewConnectionCallback](../../package-fuchsia_scenic_flutter_fuchsia_view/FuchsiaViewConnectionCallback.md)? onViewDisconnected, [FuchsiaViewConnectionStateCallback](../../package-fuchsia_scenic_flutter_fuchsia_view/FuchsiaViewConnectionStateCallback.md)? onViewStateChanged, bool usePointerInjection = false, bool useFlatland = true}) |
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| ## Implementation |
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| ```dart |
| FuchsiaViewConnection.flatland( |
| this.viewportCreationToken, { |
| this.viewRef, |
| FuchsiaViewConnectionCallback? onViewConnected, |
| FuchsiaViewConnectionCallback? onViewDisconnected, |
| FuchsiaViewConnectionStateCallback? onViewStateChanged, |
| this.usePointerInjection = false, |
| this.useFlatland = true, |
| }) : assert(viewportCreationToken!.value != null && |
| viewportCreationToken.value.isValid), |
| assert( |
| viewRef?.reference == null || viewRef!.reference.handle!.isValid), |
| assert(!usePointerInjection || viewRef?.reference != null), |
| viewHolderToken = null, |
| _onViewConnected = onViewConnected, |
| _onViewDisconnected = onViewDisconnected, |
| _onViewStateChanged = onViewStateChanged, |
| super( |
| viewId: viewportCreationToken!.value.handle!.handle, |
| onViewConnected: _handleViewConnected, |
| onViewDisconnected: _handleViewDisconnected, |
| onViewStateChanged: _handleViewStateChanged, |
| onPointerEvent: _handlePointerEvent, |
| ); |
| ``` |
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