kmpdfkit_demo/lib/widgets/viewer/pdfdisplaysettings/cpdf_page_setting_widget.dart

///
///  Copyright © 2014-2023 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/core/cpdf_view_ctrl.dart';
import 'package:flutter/material.dart';

import '../../../common/util/Strings.dart';
import '../../common/radio/cpdf_radio_group_data.dart';
import '../../common/radio/cpdf_radio_list_group.dart';
import '../../common/switch/cpdf_switch_list_tile.dart';

class CPDFPageSettingWidget extends StatefulWidget {
  final CPDFViewCtrl ctrl;

  const CPDFPageSettingWidget({Key? key, required this.ctrl}) : super(key: key);

  @override
  State<CPDFPageSettingWidget> createState() => _CPDFPageSettingWidgetState();
}

class _CPDFPageSettingWidgetState extends State<CPDFPageSettingWidget> {
  bool _isContinuousScroll = false;

  bool _cropMode = false;

  @override
  void initState() {
    super.initState();
    _initDisplaySettings();
  }

  void _initDisplaySettings() async {
    CPDFViewCtrl ctrl = widget.ctrl;
    bool isContinuous = await ctrl.isContinueMode();
    bool isCrop = await ctrl.isCropMode();
    setState(() {
      _isContinuousScroll = isContinuous;
      _cropMode = isCrop;
    });
  }

  @override
  Widget build(BuildContext context) {
    return Column(
      children: [
        _title(context, ''),
        CPDFSwitchListTile(
          iconColor: Theme.of(context).brightness == Brightness.dark
              ? Colors.white
              : null,
          leadingPackage: 'compdfkit_flutter',
          leadingImageIcon: 'assets/images/ic_continuous_scroll.png',
          titleText: Strings.ContinuousScroll,
          checked: _isContinuousScroll,
          onChecked: (check) {
            setState(() {
              _isContinuousScroll = check;
              widget.ctrl.setContinueMode(_isContinuousScroll);
            });
          },
        ),
        CPDFSwitchListTile(
          iconColor: Theme.of(context).brightness == Brightness.dark
              ? Colors.white
              : null,
          leadingPackage: 'compdfkit_flutter',
          leadingImageIcon: 'assets/images/ic_crop_mode.png',
          titleText: Strings.Crop,
          checked: _cropMode,
          onChecked: (check) {
            setState(() {
              _cropMode = check;
              widget.ctrl.setCropMode(_cropMode);
            });
          },
        )
      ],
    );
  }

  Widget _title(BuildContext context, String title) {
    return Container(
      alignment: Alignment.centerLeft,
      height: 28,
      padding: const EdgeInsets.symmetric(horizontal: 16),
      color: Theme.of(context).colorScheme.secondaryContainer,
      child: Text(
        title,
        style: Theme.of(context).textTheme.labelMedium,
      ),
    );
  }
}