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doc: update camera_manipulation example project and docs

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This commit is contained in:
Nick Fisher
2024-10-23 14:36:26 +08:00
parent bf02406bf4
commit 3dcacfe631
2 changed files with 73 additions and 12 deletions
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47
examples/flutter/camera_manipulation/lib/main.dart
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@@ -36,6 +36,9 @@ class MyHomePage extends StatefulWidget {
class _MyHomePageState extends State<MyHomePage> {
late DelegateInputHandler _fixedOrbitInputHandler;
late DelegateInputHandler _freeFlightInputHandler;
@override
void initState() {
super.initState();
@@ -48,27 +51,51 @@ class _MyHomePageState extends State<MyHomePage> {
await _thermionViewer!.setPostProcessing(true);
await _thermionViewer!.setRendering(true);
_fixedOrbitInputHandler =
DelegateInputHandler.fixedOrbit(_thermionViewer!)
..setActionForType(InputType.MMB_HOLD_AND_MOVE, InputAction.ROTATE)
..setActionForType(InputType.SCALE1, InputAction.ROTATE)
..setActionForType(InputType.SCALE2, InputAction.ZOOM)
..setActionForType(InputType.SCROLLWHEEL, InputAction.ZOOM);
_freeFlightInputHandler =
DelegateInputHandler.flight(_thermionViewer!)
..setActionForType(InputType.MMB_HOLD_AND_MOVE, InputAction.ROTATE)
..setActionForType(InputType.SCALE1, InputAction.ROTATE)
..setActionForType(InputType.SCALE2, InputAction.ZOOM)
..setActionForType(InputType.SCROLLWHEEL, InputAction.ZOOM);
setState(() {});
});
}
ThermionViewer? _thermionViewer;
bool isOrbit = true;
@override
Widget build(BuildContext context) {
return Stack(children: [
if (_thermionViewer != null)
if (_thermionViewer != null) ...[
Positioned.fill(
child: ThermionListenerWidget(
inputHandler:
DelegateInputHandler.fixedOrbit(_thermionViewer!)
..setActionForType(InputType.MMB_HOLD_AND_MOVE, InputAction.ROTATE)
..setActionForType(InputType.SCALE1, InputAction.ROTATE)
..setActionForType(InputType.SCALE2, InputAction.ZOOM)
..setActionForType(InputType.SCROLLWHEEL, InputAction.ZOOM) ,
child: ThermionWidget(
viewer: _thermionViewer!,
))),
inputHandler: isOrbit
? _fixedOrbitInputHandler : _freeFlightInputHandler,
child:ThermionWidget(
viewer: _thermionViewer!,
))),
Column(
mainAxisAlignment: MainAxisAlignment.end,
children: [
ElevatedButton(
onPressed: () {
isOrbit = !isOrbit;
setState(() {});
},
child: Text("Switch to ${isOrbit ? "Free Flight" : "Orbit"}"))
],
)
],
]);
}
}