books

2023-12-21 22:06:28 +08:00
parent 8b846f86d3
commit 2f4e8d3564
62 changed files with 6651 additions and 92 deletions
--- a/lib/navigation/transition/size_clip_transition.dart
+++ b/lib/navigation/transition/size_clip_transition.dart
@@ -0,0 +1,105 @@
+import 'dart:math';
+
+import 'package:flutter/cupertino.dart';
+
+class SizeClipTransition extends StatelessWidget {
+  final Animation<double> animation;
+  final Animation<double> secondaryAnimation;
+  final Widget child;
+
+  const SizeClipTransition({
+    super.key,
+    required this.animation,
+    required this.secondaryAnimation,
+    required this.child,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return ClipPath(
+      clipper: CirclePathClipper(Curves.easeIn.transform(animation.value)),
+      child: child,
+    );
+  }
+}
+
+class SizePathClipper extends CustomClipper<Path> {
+  final double progress;
+
+  SizePathClipper(this.progress);
+
+  @override
+  Path getClip(Size size) {
+    Rect box = Rect.fromLTWH(0, 0, size.width, size.height);
+    Rect center = Rect.fromCenter(
+      center: Offset(size.width / 2, size.height / 2),
+      width: size.width * (1 - progress),
+      height: size.height,
+    );
+
+    return Path()
+      ..addRect(box)
+      ..addRect(center)
+      ..fillType = PathFillType.evenOdd;
+  }
+
+  @override
+  bool shouldReclip(covariant SizePathClipper oldClipper) {
+    return oldClipper.progress != progress;
+  }
+}
+
+class ScalePathClipper extends CustomClipper<Path> {
+  final double progress;
+
+  ScalePathClipper(this.progress);
+
+  @override
+  Path getClip(Size size) {
+    Rect box = Rect.fromLTWH(0, 0, size.width, size.height);
+    Rect center = Rect.fromCenter(
+      center: Offset(size.width / 2, size.height / 2),
+      width: size.width * (1 - progress),
+      height: size.height* (1 - progress),
+    );
+
+    return Path()
+      ..addRect(box)
+      ..addRect(center)
+      ..fillType = PathFillType.evenOdd;
+  }
+
+  @override
+  bool shouldReclip(covariant ScalePathClipper oldClipper) {
+    return oldClipper.progress != progress;
+  }
+}
+
+class CirclePathClipper extends CustomClipper<Path> {
+  final double progress;
+
+  CirclePathClipper(this.progress);
+
+  @override
+  Path getClip(Size size) {
+    print('progress:$progress');
+    if(progress==0){
+      return Path();
+    }
+    Rect box = Rect.fromLTWH(0, 0, size.width, size.height);
+    Rect center = Rect.fromCircle(
+      center: Offset(size.width , 0),
+      radius: sqrt(size.width*size.width+size.height*size.height) * (progress),
+    );
+
+    Path zone = Path()..addRect(box);
+    Path cliper = Path()..addOval(center);
+
+    return Path.combine(PathOperation.intersect, zone, cliper );
+  }
+
+  @override
+  bool shouldReclip(covariant CirclePathClipper oldClipper) {
+    return oldClipper.progress != progress;
+  }
+}