kmpdfkit_demo/lib/widgets/page/pdf_page_widget.dart

import 'package:flutter/material.dart';
import 'package:kmpdfkit_demo/widgets/compdfkit/compdfkit_widget.dart';
import 'package:kmpdfkit_demo/widgets/config.dart';
import 'package:kmpdfkit_demo/widgets/events.dart';
import 'package:kmpdfkit_demo/widgets/page_routes.dart';

import '../function/pdf_buttom_annot_fun_widget.dart';

class PDFPageWidget extends StatefulWidget {
  final String? documentPath;

  const PDFPageWidget({Key? key, this.documentPath}) : super(key: key);

  @override
  State<PDFPageWidget> createState() => _PDFPageWidgetState();
}

class _PDFPageWidgetState extends State<PDFPageWidget> {
  bool _fullScreen = false;
  bool isInit = false;

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: Stack(
        children: [
          SafeArea(
              child: ComPDFKitWidget(
            documentPath: widget.documentPath,
            configuration: applyNormalConfiguration(),
            onComPDFKitWidgetCreate: () {
              setState(() {
                isInit = true;
              });
              setReaderViewCallbackListener(onTapMainDocArea: () {
                setState(() {
                  _fullScreen = !_fullScreen;
                });
              });
            },
          )),
          Builder(builder: (context) {
            return Positioned(
                top: 0,
                left: 0,
                right: 0,
                child: AnimatedOpacity(
                    opacity: _fullScreen ? 0.0 : 1.0,
                    duration: const Duration(milliseconds: 200),
                    child: AppBar(
                      actions: [
                        IconButton(
                            onPressed: () {
                              Navigator.pushNamed(context, PageRoutes.settings);
                            },
                            icon: const Icon(Icons.more_vert))
                      ],
                    )));
          }),
          Positioned(
              bottom: 0,
              left: 0,
              right: 0,
              child: AnimatedOpacity(
                  opacity: _fullScreen ? 0.0 : 1.0,
                  duration: const Duration(milliseconds: 200),
                  child: isInit
                      ? const PDFButtonAnnotFunWidget()
                      : Container(
                          color: const Color(0xFFEFF4FD),
                          width: double.infinity,
                          height: 60))),
        ],
      ),
    );
  }
}