Add update size text for article

lib/Components/CustomAppBar.dart

@@ -1,17 +1,16 @@
 import 'package:flutter/material.dart';
-import 'package:get/get.dart';
 import 'package:mymuseum_visitapp/Components/LanguageSelection.dart';
-import 'package:mymuseum_visitapp/Helpers/requirement_state_controller.dart';
 import 'package:mymuseum_visitapp/Models/visitContext.dart';
 import 'package:mymuseum_visitapp/Screens/Home/home.dart';
 import 'package:mymuseum_visitapp/app_context.dart';
 import 'package:provider/provider.dart';
 
 class CustomAppBar extends StatefulWidget implements PreferredSizeWidget {
-  CustomAppBar({Key? key, required this.title, required this.isHomeButton});
+  CustomAppBar({Key? key, required this.title, required this.isHomeButton, this.isTextSizeButton});
 
   final String title;
   final bool isHomeButton;
+  bool? isTextSizeButton = false;
   final double _preferredHeight = 50;
 
   @override
@@ -25,17 +24,17 @@ class _CustomAppBarState extends State<CustomAppBar> {
   @override
   Widget build(BuildContext context) {
     final appContext = Provider.of<AppContext>(context);
+    VisitAppContext visitAppContext = appContext.getContext();
 
     final notchInset = MediaQuery.of(context).padding;
     return AppBar(
       title: Text(widget.title),
       centerTitle: true,
       leading: widget.isHomeButton ? IconButton(
-          icon: Icon(Icons.home),
+          icon: const Icon(Icons.home),
           onPressed: () {
             // Set new State
             setState(() {
-              VisitAppContext visitAppContext = appContext.getContext();
               visitAppContext.configuration = null;
               visitAppContext.isScanningBeacons = false;
               //Navigator.of(context).pop();
@@ -45,9 +44,22 @@ class _CustomAppBarState extends State<CustomAppBar> {
             });
           }
       ) : null,
-      actions: const [
+      actions: [
-         Padding(
+          if(widget.isTextSizeButton != null && widget.isTextSizeButton!)
-          padding: EdgeInsets.only(right: 10.0),
+            InkWell(
+              onTap: () {
+                setState(() {
+                  visitAppContext.isMaximizeTextSize = !visitAppContext.isMaximizeTextSize;
+                  appContext.setContext(visitAppContext);
+                });
+              },
+              child: SizedBox(
+                  width: 50,
+                  child: visitAppContext.isMaximizeTextSize ? const Icon(Icons.text_fields) : const Icon(Icons.format_size)
+                ),
+            ),
+         const Padding(
+          padding: EdgeInsets.only(right: 5.0),
           child: SizedBox(
             width: 50,
             height: 50,

lib/Models/visitContext.dart

@@ -16,6 +16,7 @@ class VisitAppContext with ChangeNotifier{
   bool isContentCurrentlyShown = false;
   bool isScanningBeacons = false;
   bool isScanBeaconAlreadyAllowed = false;
+  bool isMaximizeTextSize = false;
 
   VisitAppContext({this.language, this.id, this.configuration, this.instanceId});
 

lib/Screens/Article/article_page.dart

@@ -62,6 +62,7 @@ class _ArticlePageState extends State<ArticlePage> {
       appBar: CustomAppBar(
         title: sectionDTO != null ? TranslationHelper.get(sectionDTO!.title, visitAppContext!) : "",
         isHomeButton: false,
+        isTextSizeButton: true,
       ),
       body: FutureBuilder(
         future: getArticle(appContext, appContext.clientAPI, widget.articleId),
@@ -199,7 +200,7 @@ class _ArticlePageState extends State<ArticlePage> {
                         child: Text(
                             TranslationHelper.get(articleDTO!.content, appContext.getContext()),
                             textAlign: TextAlign.left,
-                            style: const TextStyle(fontSize: kArticleContentSize)
+                            style: TextStyle(fontSize: (appContext.getContext() as VisitAppContext).isMaximizeTextSize ? kArticleContentBiggerSize : kArticleContentSize)
                         ),
                       ),
                     )
@@ -232,7 +233,7 @@ class _ArticlePageState extends State<ArticlePage> {
                         child: Text(
                             TranslationHelper.get(articleDTO!.content, appContext.getContext()),
                             textAlign: TextAlign.left,
-                            style: const TextStyle(fontSize: kArticleContentSize)
+                            style: TextStyle(fontSize: (appContext.getContext() as VisitAppContext).isMaximizeTextSize ? kArticleContentBiggerSize : kArticleContentSize)
                         ),
                       ),
                     )

lib/constants.dart

@@ -9,6 +9,7 @@ const kConfigurationColor = Color(0xFF2F4858);
 const kArticleTitleSize = 25.0;
 const kArticleDescriptionSize = 12.5;
 const kArticleContentSize = 16.0;
+const kArticleContentBiggerSize = 24.0;
 
 const List<String> languages = ["FR", "NL", "EN", "DE", "IT", "ES", "PL", "CN", "AR", "UK"]; // hmmmm depends on config..
 const String defaultLanguage = "EN";