pdf, and png preview

lib/attachmentWidget.dart

@@ -3,6 +3,7 @@ import "dart:typed_data";
 import "package:crab_ui/structs.dart";
 import "package:flutter/material.dart";
 import 'package:pdfrx/pdfrx.dart';
+import 'package:photo_view/photo_view.dart';
 
 class AttachmentWidget extends StatelessWidget {
   final AttachmentResponse attachment;
@@ -13,25 +14,24 @@ class AttachmentWidget extends StatelessWidget {
         .toString()
         .substring(att.name.toString().indexOf(".") + 1)
         .toLowerCase();
-    if (extension == "jpg") {
+    if (extension == "jpg" || extension == "png") {
       return Image.memory(att.data);
     } else if (extension == "pdf") {
-      PdfViewer pdf = PdfViewer.data(
-        Uint8List.fromList(att.data),
-        sourceName: att.name,
-        params: const PdfViewerParams(
-          enableTextSelection: true,
-          scrollByMouseWheel: 0.5,
-        )
-      );
-      
-      return pdf;
+      return PdfViewer.data(Uint8List.fromList(att.data),
+          sourceName: att.name,
+          params: PdfViewerParams(
+            enableTextSelection: true,
+            scrollByMouseWheel: 0.5,
+            annotationRenderingMode:
+                PdfAnnotationRenderingMode.annotationAndForms,
+          ));
     }
-    return Text(
+    return Center(
+        child: Text(
       "Attachment not supported for preview, you'll need to download",
       style: TextStyle(
           color: Colors.black, fontSize: 20, decoration: TextDecoration.none),
-    );
+    ));
   }
 
   @override

pubspec.yaml

@@ -20,10 +20,13 @@ dependencies:
   mime: ^1.0.3
   pointer_interceptor: ^0.10.1+2
   file_saver: ^0.2.14
+  
 
   english_words: ^4.0.0
   provider: ^6.0.0
   intl: ^0.19.0
+  pdfrx: ^1.0.94
+  photo_view: ^0.15.0
 
 dev_dependencies:
   flutter_test: