Correct Kotlin types in avatar catalog and crop coordinates

tools/chatgui-android/app/src/main/java/com/utun/chat/data/AvatarProtocol.kt

@@ -56,7 +56,7 @@ object AvatarProtocol {
         }
         val remote = ByteArray(path).also { b.get(it) }; b.position(b.position() + target)
         val body = ByteArray(payload).also { b.get(it) }
-        return Reply(id, group, server, owner, command, status, size, hash(hash), fileType, cursor, version, more,
+        return Reply(id, group, server, owner, command, status, size, hash(hash), fileType, cursor, version, more!=0,
             String(remote, Charsets.UTF_8), body)
     }
     data class Entry(val file: String, val mtime: Long)

tools/chatgui-android/app/src/main/java/com/utun/chat/ui/components/AvatarCropDialog.kt

@@ -103,8 +103,8 @@ fun AvatarCropDialog(uri: Uri, onCancel: () -> Unit, onConfirm: (File, AvatarCro
                 TextButton(onClick=onCancel) { Text(stringResource(R.string.cancel)) }
                 TextButton(enabled=image!=null && source!=null && side>0,onClick={
                     val selected=requireNotNull(image)
-                    val crop=AvatarCrop((selected.width*scale-side-2*dx)/(2*scale*selected.width),
-                        (selected.height*scale-side-2*dy)/(2*scale*selected.height),
+                    val crop=AvatarCrop(((selected.width*scale-side-2*dx)/(2*scale*selected.width)).toDouble(),
+                        ((selected.height*scale-side-2*dy)/(2*scale*selected.height)).toDouble(),
                         side.toDouble()/scale/selected.width,side.toDouble()/scale/selected.height)
                     handedOver=true; onConfirm(requireNotNull(source),crop)
                 }) { Text(stringResource(R.string.avatar_upload)) }