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panorama initial longitude

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Thibault Deckers 2022-04-18 19:55:44 +09:00
parent 8e0b1b495e
commit 1d70e7efe1
1 changed files with 28 additions and 8 deletions
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36
lib/widgets/viewer/panorama_page.dart
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@ -14,6 +14,7 @@ import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter/scheduler.dart';
import 'package:flutter/services.dart';
import 'package:latlong2/latlong.dart';
import 'package:panorama/panorama.dart';
import 'package:provider/provider.dart';
@ -68,14 +69,33 @@ class _PanoramaPageState extends State<PanoramaPage> {
ValueListenableBuilder<SensorControl>(
valueListenable: _sensorControl,
builder: (context, sensorControl, child) {
return Panorama(
sensorControl: sensorControl,
croppedArea: info.hasCroppedArea ? info.croppedAreaRect! : const Rect.fromLTWH(0.0, 0.0, 1.0, 1.0),
croppedFullWidth: info.hasCroppedArea ? info.fullPanoSize!.width : 1.0,
croppedFullHeight: info.hasCroppedArea ? info.fullPanoSize!.height : 1.0,
onTap: (longitude, latitude, tilt) => _overlayVisible.value = !_overlayVisible.value,
child: child as Image,
);
void onTap(longitude, latitude, tilt) => _overlayVisible.value = !_overlayVisible.value;
final imageChild = child as Image;
if (info.hasCroppedArea) {
final croppedArea = info.croppedAreaRect!;
final fullSize = info.fullPanoSize!;
final longitude = ((croppedArea.left + croppedArea.width / 2) / fullSize.width - 1 / 2) * 360;
return Panorama(
// TODO TLAD [panorama] fork and fix
// as of panorama v0.4.0, doc says `latitude` and `longitude` parameters are in degrees,
// but they are actually converted from radians in state initialization
// as of panorama v0.4.0, state uses longitude in degrees as radians with `Quaternion.axisAngle`
longitude: degToRadian(longitude),
sensorControl: sensorControl,
croppedArea: croppedArea,
croppedFullWidth: fullSize.width,
croppedFullHeight: fullSize.height,
onTap: onTap,
child: imageChild,
);
} else {
return Panorama(
sensorControl: sensorControl,
onTap: onTap,
child: imageChild,
);
}
},
child: Image(
image: entry.uriImage,