improved documentation and optimised code

+## 0.0.5
+
+* Code optimized and documentation improved.
+
 ## 0.0.4
 
 * New line support added.

@@ -30,6 +30,7 @@ class _MyAppState extends State<MyApp> {
                   builder: (context, child) {
                     return TexText(
                       _text.text,
+                      alignment: TexAlignment.start,
                       style: Theme.of(context)
                           .textTheme
                           .titleLarge

@@ -2,40 +2,66 @@ library tex_text;
 
 import 'package:flutter/material.dart';
 import 'package:flutter_math_fork/flutter_math.dart';
-export 'package:flutter_math_fork/flutter_math.dart';
+export 'package:flutter_math_fork/flutter_math.dart' show MathStyle;
+
+enum TexAlignment {
+  /// [TexAlignment.start] aligns the words at the start of the text
+  start,
+
+  /// It aligns the words at the end of the text
+  end,
+
+  /// It aligns the words at the center of the text
+  center,
+}
 
 /// A LaTex text view.
+///
+/// Example:
+/// ```dart
+/// TexText(r"The equation is <m>x^2+y^2=z^2<m>") //Output: The equation is <LaTex formatted equation>
+///
+/// // <m><m> shows <m> result
+/// TexText(r"The equation is <m><m>") //Output: The equation is <m>
+/// ```
 class TexText extends StatelessWidget {
   const TexText(this.text,
       {super.key,
       this.style,
       this.mathStyle = MathStyle.display,
-      this.alignment = WrapAlignment.start});
+      this.alignment = TexAlignment.start});
   final String text;
   final TextStyle? style;
   final MathStyle mathStyle;
-  final WrapAlignment alignment;
+  final TexAlignment alignment;
 
   @override
   Widget build(BuildContext context) {
     return Column(
       mainAxisSize: MainAxisSize.min,
-      crossAxisAlignment: CrossAxisAlignment.values[alignment.index % 3],
+      crossAxisAlignment: CrossAxisAlignment.values[alignment.index],
       children: text.split('\n').map<Widget>(
         (e) {
           return Wrap(
-            alignment: alignment,
+            alignment: WrapAlignment.values[alignment.index],
             crossAxisAlignment: WrapCrossAlignment.center,
             spacing: 4,
             children: e
                 .split("<m>")
                 .asMap()
-                .map<int, List<Widget>>(
+                .map<int, Iterable<Widget>>(
                   (index, e) {
                     if (index.isOdd) {
                       return MapEntry(
                         index,
                         [
+                          if (e.isEmpty)
+                            Text(
+                              "<m>",
+                              textAlign: TextAlign.values[alignment.index],
+                              style: style,
+                            )
+                          else
                             Math.tex(
                               e,
                               textStyle: style,
@@ -46,17 +72,19 @@ class TexText extends StatelessWidget {
                     }
                     return MapEntry(
                       index,
-                      e.split(" ").map<Widget>((e) {
+                      e.split(" ").map<Widget>(
+                        (e) {
                           return Text(
                             e,
+                            textAlign: TextAlign.values[alignment.index],
                             style: style,
                           );
-                      }).toList(),
+                        },
+                      ),
                     );
                   },
                 )
                 .values
-                .toList()
                 .expand<Widget>((element) => element)
                 .toList(),
           );

 name: tex_text
 description: This package for Flutter allows you to show text on a Flutter app with LaTex math formula and normal text from string. It is vary easy to use and works for all of the platforms.
-version: 0.0.4
+version: 0.0.5
 homepage: https://github.com/saminsohag/flutter_packages/tree/main/tex_text
 
 environment:
@@ -17,39 +17,4 @@ dev_dependencies:
     sdk: flutter
   flutter_lints: ^2.0.0
 
-# For information on the generic Dart part of this file, see the
-# following page: https://dart.dev/tools/pub/pubspec
-
-# The following section is specific to Flutter packages.
 flutter:
\ No newline at end of file
-
-  # To add assets to your package, add an assets section, like this:
-  # assets:
-  #   - images/a_dot_burr.jpeg
-  #   - images/a_dot_ham.jpeg
-  #
-  # For details regarding assets in packages, see
-  # https://flutter.dev/assets-and-images/#from-packages
-  #
-  # An image asset can refer to one or more resolution-specific "variants", see
-  # https://flutter.dev/assets-and-images/#resolution-aware
-
-  # To add custom fonts to your package, add a fonts section here,
-  # in this "flutter" section. Each entry in this list should have a
-  # "family" key with the font family name, and a "fonts" key with a
-  # list giving the asset and other descriptors for the font. For
-  # example:
-  # fonts:
-  #   - family: Schyler
-  #     fonts:
-  #       - asset: fonts/Schyler-Regular.ttf
-  #       - asset: fonts/Schyler-Italic.ttf
-  #         style: italic
-  #   - family: Trajan Pro
-  #     fonts:
-  #       - asset: fonts/TrajanPro.ttf
-  #       - asset: fonts/TrajanPro_Bold.ttf
-  #         weight: 700
-  #
-  # For details regarding fonts in packages, see
-  # https://flutter.dev/custom-fonts/#from-packages