UIPageRoute constructor

UIPageRoute({ required WidgetBuilder builder, PageTransition transition = PageTransition.initial, RouteSettings? settings, TransitionType? transitionType, })

Page route to perform ui animation.

Implementation

UIPageRoute({
  required WidgetBuilder builder,
  PageTransition transition = PageTransition.initial,
  RouteSettings? settings,
  TransitionType? transitionType,
}) : super(
        settings: settings,
        pageBuilder: (context, animation, secondaryAnimation) {
          return builder(context);
        },
        fullscreenDialog: transition == PageTransition.fullscreen,
        transitionsBuilder: (context, animation, secondaryAnimation, child) {
          if (transition == PageTransition.none) {
            return child;
          }
          if (kIsWeb) {
            if (transition == PageTransition.fullscreen) {
              return SlideTransition(
                position: Tween<Offset>(
                  begin: const Offset(0, 1),
                  end: Offset.zero,
                ).animate(animation),
                child: child,
              );
            } else {
              return FadeTransition(
                opacity: Tween<double>(
                  begin: 0,
                  end: 1,
                ).animate(animation),
                child: child,
              );
            }
          }
          if (transitionType == null) {
            switch (transition) {
              case PageTransition.fullscreen:
                return SlideTransition(
                  position: Tween<Offset>(
                    begin: const Offset(0, 1),
                    end: Offset.zero,
                  ).animate(animation),
                  child: child,
                );
              case PageTransition.fade:
                transitionType = TransitionType.fade;
                break;
              default:
                transitionType = TransitionType.slideToLeft;
                break;
            }
          }
          switch (transitionType) {
            case TransitionType.none:
              return FadeTransition(
                opacity: Tween<double>(
                  begin: 0,
                  end: 1,
                ).animate(animation),
                child: child,
              );
            case TransitionType.fade:
              return FadeTransition(
                opacity: Tween<double>(
                  begin: 0,
                  end: 1,
                ).animate(animation),
                child: child,
              );
            case TransitionType.slideToRight:
              return SlideTransition(
                position: Tween<Offset>(
                  begin: Offset.zero,
                  end: const Offset(1, 0),
                ).animate(animation),
                child: child,
              );
            case TransitionType.slideToUp:
              return SlideTransition(
                position: Tween<Offset>(
                  begin: const Offset(0, 1),
                  end: Offset.zero,
                ).animate(animation),
                child: child,
              );
            case TransitionType.slideToDown:
              return SlideTransition(
                position: Tween<Offset>(
                  begin: Offset.zero,
                  end: const Offset(0, 1),
                ).animate(animation),
                child: child,
              );
            default:
              return SlideTransition(
                position: Tween<Offset>(
                  begin: const Offset(1, 0),
                  end: Offset.zero,
                ).animate(animation),
                child: child,
              );
          }
        },
      );