kmpdfkit_demo/example/lib/page/cpdf_reader_widget_display_setting_page.dart

/*
 * Copyright © 2014-2024 PDF Technologies, Inc. All Rights Reserved.
 *
 * THIS SOURCE CODE AND ANY ACCOMPANYING DOCUMENTATION ARE PROTECTED BY INTERNATIONAL COPYRIGHT LAW
 * AND MAY NOT BE RESOLD OR REDISTRIBUTED. USAGE IS BOUND TO THE ComPDFKit LICENSE AGREEMENT.
 * UNAUTHORIZED REPRODUCTION OR DISTRIBUTION IS SUBJECT TO CIVIL AND CRIMINAL PENALTIES.
 * This notice may not be removed from this file.
 *
 */

import 'package:compdfkit_flutter/widgets/cpdf_reader_widget_controller.dart';
import 'package:flutter/material.dart';

class CpdfReaderWidgetDisplaySettingPage extends StatefulWidget {
  final CPDFReaderWidgetController controller;

  const CpdfReaderWidgetDisplaySettingPage(
      {super.key, required this.controller});

  @override
  State<CpdfReaderWidgetDisplaySettingPage> createState() =>
      _CpdfReaderWidgetDisplaySettingPageState();
}

class _CpdfReaderWidgetDisplaySettingPageState
    extends State<CpdfReaderWidgetDisplaySettingPage> {

  bool _isVertical = true;
  @override
  void initState() {
    super.initState();
    initReaderViewWidgetStates();
  }

  void initReaderViewWidgetStates() async {
    CPDFReaderWidgetController controller = widget.controller;
    bool isVer = await controller.isVerticalMode();
    setState(() async {
      _isVertical = isVer;
    });
  }
  @override
  Widget build(BuildContext context) {
    return Scaffold(
        appBar: AppBar(
          title: const Text('View Settings'),
        ),
        body: Column(
          children: [_dividerLine('scroll'),
          _scrollItem()],
        ));
  }

  Widget _dividerLine(String title) {
    return Container(
      padding: const EdgeInsets.only(left: 8),
      width: double.infinity,
      height: 24,
      color: Theme.of(context).primaryColor,
      child: Text(title),
    );
  }

  Widget _scrollItem() {
    var textStyle =  Theme.of(context).textTheme.bodyMedium;
    return Column(children: [
      ListTile(title: Text('Vertical Scrolling', style: textStyle), trailing: this._isVertical ? const Icon(Icons.check) : null,),
      ListTile(title: Text('Horizontal Scrolling', style: textStyle,),trailing: !this._isVertical ? const Icon(Icons.check) : null,),
    ],);
  }

}