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disable scroll options when image is wrapped by window

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Signed-off-by: fufesou <shuanglongchen@yeah.net>
This commit is contained in:
fufesou
2023-01-06 20:25:18 +08:00
parent 921b049e1e
commit 947b7c9a4d
4 changed files with 90 additions and 66 deletions
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5
flutter/lib/models/model.dart
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@@ -22,6 +22,7 @@ import 'package:tuple/tuple.dart';
import 'package:image/image.dart' as img2;
import 'package:flutter_custom_cursor/cursor_manager.dart';
import 'package:flutter_svg/flutter_svg.dart';
import 'package:get/get.dart';
import '../common.dart';
import '../common/shared_state.dart';
@@ -542,6 +543,8 @@ class CanvasModel with ChangeNotifier {
ScrollStyle _scrollStyle = ScrollStyle.scrollauto;
ViewStyle _lastViewStyle = ViewStyle();
final _imageOverflow = false.obs;
WeakReference<FFI> parent;
CanvasModel(this.parent);
@@ -552,6 +555,7 @@ class CanvasModel with ChangeNotifier {
Size get size => _size;
ScrollStyle get scrollStyle => _scrollStyle;
ViewStyle get viewStyle => _lastViewStyle;
RxBool get imageOverflow => _imageOverflow;
_resetScroll() => setScrollPercent(0.0, 0.0);
@@ -601,6 +605,7 @@ class CanvasModel with ChangeNotifier {
}
_x = (size.width - displayWidth * _scale) / 2;
_y = (size.height - displayHeight * _scale) / 2;
_imageOverflow.value = _x < 0 || y < 0;
notifyListeners();
}