51 lines
1.7 KiB
Dart
51 lines
1.7 KiB
Dart
import 'package:flutter/foundation.dart';
|
|
import 'package:flutter/widgets.dart';
|
|
|
|
class PanoramaInfo {
|
|
final Rect? croppedAreaRect;
|
|
final Size? fullPanoSize;
|
|
final String? projectionType;
|
|
|
|
PanoramaInfo({
|
|
this.croppedAreaRect,
|
|
this.fullPanoSize,
|
|
this.projectionType,
|
|
});
|
|
|
|
factory PanoramaInfo.fromMap(Map map) {
|
|
var cLeft = map['croppedAreaLeft'] as int?;
|
|
var cTop = map['croppedAreaTop'] as int?;
|
|
final cWidth = map['croppedAreaWidth'] as int?;
|
|
final cHeight = map['croppedAreaHeight'] as int?;
|
|
var fWidth = map['fullPanoWidth'] as int?;
|
|
var fHeight = map['fullPanoHeight'] as int?;
|
|
final projectionType = map['projectionType'] as String?;
|
|
|
|
// handle missing `fullPanoHeight` (e.g. Samsung camera app panorama mode)
|
|
if (fHeight == null && fWidth != null && cHeight != null) {
|
|
fHeight = (fWidth / 2).round();
|
|
cTop = ((fHeight - cHeight) / 2).round();
|
|
}
|
|
|
|
Rect? croppedAreaRect;
|
|
if (cLeft != null && cTop != null && cWidth != null && cHeight != null) {
|
|
croppedAreaRect = Rect.fromLTWH(cLeft.toDouble(), cTop.toDouble(), cWidth.toDouble(), cHeight.toDouble());
|
|
}
|
|
|
|
Size? fullPanoSize;
|
|
if (fWidth != null && fHeight != null) {
|
|
fullPanoSize = Size(fWidth.toDouble(), fHeight.toDouble());
|
|
}
|
|
|
|
return PanoramaInfo(
|
|
croppedAreaRect: croppedAreaRect,
|
|
fullPanoSize: fullPanoSize,
|
|
projectionType: projectionType,
|
|
);
|
|
}
|
|
|
|
bool get hasCroppedArea => croppedAreaRect != null && fullPanoSize != null;
|
|
|
|
@override
|
|
String toString() => '$runtimeType#${shortHash(this)}{croppedAreaRect=$croppedAreaRect, fullPanoSize=$fullPanoSize, projectionType=$projectionType}';
|
|
}
|