widget_finder

Description:

widget finder

widget_finder #
Easily find position and size of widget.
Additionally, available to receive the size through callback function, using WidgetFinder.sizeNotifier widget.
Getting Started #
Add kpostal to your pubspec.yaml file:
dependencies:
widget_finder:
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Example #
import 'package:widget_finder/widget_finder.dart';

// Create GlobalKey
final key = GlobalKey();

// Create Widget using above GlobalKey
Container(
key: key,
child ...
),

// Find!
Offset topLeftOffset = WidgetFinder.of(key).topLeft; // position of topLeft point
Offset centerOffset = WidgetFinder.of(key).center; // position of center point
Size size = WidgetFinder.of(key).size; // size of widget

// When you want to receive size, use WidgetFinder.sizeNotifier!
WidgetFinder.sizeNotifier(
onSizeChanged: (size){
// This size is real size of widget built.
// If this widget is constrained by parent widgets, it is not the same size as set in the child widget.
print('width: ${size.width}, height: ${size.height}');
},
child: Container(...),
)
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