Add Directionality Widget

 # Changelog
 
-## 1.10.2
+## 1.11.0
 
 - Fix mixing Arabic with English [Anas Altair]
 - Support Dagger alif in Arabic [Anas Altair]
 - Support ARABIC TATWEEL [Anas Altair]
 - Update Arabic tests [Anas Altair]
+- Add Directionality Widget
 
 ## 1.10.1
 

@@ -445,14 +445,13 @@ class RichText extends Widget {
   RichText(
       {@required this.text,
       TextAlign textAlign,
-      TextDirection textDirection,
+      this.textDirection,
       bool softWrap,
       this.tightBounds = false,
       this.textScaleFactor = 1.0,
       int maxLines})
       : assert(text != null),
         _textAlign = textAlign,
-        textDirection = textDirection ?? TextDirection.ltr,
         _softWrap = softWrap,
         _maxLines = maxLines;
 
@@ -486,6 +485,7 @@ class RichText extends Widget {
     double wordsWidth,
     bool last,
     double baseline,
+    TextDirection textDirection,
   ) {
     double delta = 0;
     switch (textAlign) {
@@ -553,6 +553,8 @@ class RichText extends Widget {
     _softWrap ??= theme.softWrap;
     _maxLines ??= theme.maxLines;
     _textAlign ??= theme.textAlign;
+    final TextDirection _textDirection =
+        textDirection ?? Directionality.of(context);
 
     final double constraintWidth = constraints.hasBoundedWidth
         ? constraints.maxWidth
@@ -583,7 +585,7 @@ class RichText extends Widget {
         final PdfFontMetrics space =
             font.stringMetrics(' ') * (style.fontSize * textScaleFactor);
 
-        final List<String> spanLines = (textDirection == TextDirection.rtl
+        final List<String> spanLines = (_textDirection == TextDirection.rtl
                 ? PdfArabic.convert(span.text)
                 : span.text)
             .split('\n');
@@ -613,6 +615,7 @@ class RichText extends Widget {
                         style.letterSpacing,
                     false,
                     bottom,
+                    _textDirection,
                   ));
 
               spanStart += spanCount;
@@ -676,6 +679,7 @@ class RichText extends Widget {
                       style.letterSpacing,
                   true,
                   bottom,
+                  _textDirection,
                 ));
 
             spanStart += spanCount;
@@ -725,6 +729,7 @@ class RichText extends Widget {
                 offsetX,
                 false,
                 bottom,
+                _textDirection,
               ));
 
           spanStart += spanCount;
@@ -782,6 +787,7 @@ class RichText extends Widget {
           offsetX,
           true,
           bottom,
+          _textDirection,
         ));
 
     bottom ??= 0.0;

@@ -380,3 +380,45 @@ class TextStyle {
   String toString() =>
       'TextStyle(color:$color font:$font size:$fontSize weight:$fontWeight style:$fontStyle letterSpacing:$letterSpacing wordSpacing:$wordSpacing lineSpacing:$lineSpacing height:$height background:$background decoration:$decoration decorationColor:$decorationColor decorationStyle:$decorationStyle decorationThickness:$decorationThickness, renderingMode:$renderingMode)';
 }
+
+class Directionality extends StatelessWidget implements Inherited {
+  /// Creates a widget that determines the directionality of text and
+  /// text-direction-sensitive render objects.
+  ///
+  /// The [textDirection] and [child] arguments must not be null.
+  Directionality({
+    @required this.textDirection,
+    @required this.child,
+  })  : assert(textDirection != null),
+        assert(child != null);
+
+  /// The subtree
+  final Widget child;
+
+  /// The text direction for this subtree.
+  final TextDirection textDirection;
+
+  /// The text direction from the closest instance of this class that encloses
+  /// the given context.
+  ///
+  /// If there is no [Directionality] ancestor widget in the tree at the given
+  /// context, then this will return TextDirection.ltr.
+  ///
+  /// Typical usage is as follows:
+  ///
+  /// ```dart
+  /// TextDirection textDirection = Directionality.of(context);
+  /// ```
+  static TextDirection of(Context context) {
+    final Directionality widget = context.inherited[Directionality];
+    return widget?.textDirection ?? TextDirection.ltr;
+  }
+
+  @override
+  Widget build(Context context) {
+    return InheritedWidget(
+      build: (context) => child,
+      inherited: this,
+    );
+  }
+}

@@ -4,7 +4,7 @@ description: A pdf producer for Dart. It can create pdf files for both web or fl
 homepage: https://github.com/DavBfr/dart_pdf/tree/master/pdf
 repository: https://github.com/DavBfr/dart_pdf
 issue_tracker: https://github.com/DavBfr/dart_pdf/issues
-version: 1.10.2
+version: 1.11.0
 
 environment:
   sdk: ">=2.3.0 <3.0.0"

@@ -24,6 +24,8 @@ import 'package:test/test.dart';
 import 'package:pdf/pdf.dart';
 import 'package:pdf/widgets.dart';
 
+import 'utils.dart';
+
 Document pdf;
 
 List<TableRow> buildTable(
@@ -232,6 +234,25 @@ void main() {
     ));
   });
 
+  test('Table fromTextArray with directionality', () {
+    pdf.addPage(Page(
+      theme: ThemeData.withFont(
+        base: loadFont('hacen-tunisia.ttf'),
+      ),
+      build: (Context context) => Directionality(
+        textDirection: TextDirection.rtl,
+        child: Table.fromTextArray(
+          headers: <dynamic>['ثلاثة', 'اثنان', 'واحد'],
+          cellAlignment: Alignment.centerRight,
+          data: <List<dynamic>>[
+            <dynamic>['الكلب', 'قط', 'ذئب'],
+            <dynamic>['فأر', 'بقرة', 'طائر'],
+          ],
+        ),
+      ),
+    ));
+  });
+
   tearDownAll(() {
     final File file = File('widgets-table.pdf');
     file.writeAsBytesSync(pdf.save());