Merge remote-tracking branch 'origin/master' into feature/add-option-to-disable-captcha

Duplicati/Library/Backend/AliyunOSS/Strings.cs

@@ -11,7 +11,7 @@ namespace Duplicati.Library.Backend.Strings
         public static string OSSAccessKeySecretDescriptionLong { get { return LC.L(@"Access Key Secret is the key used by the user to encrypt signature strings and by OSS to verify these signature strings."); } }
         public static string OSSAccessKeySecretDescriptionShort { get { return LC.L(@"Access Key Secret"); } }
         public static string OSSBucketNameDescriptionLong { get { return LC.L(@"A storage space is a container used to store objects (Object), and all objects must belong to a specific storage space."); } }
-        public static string OSSBucketNameDescriptionShort { get { return LC.L(@"Bucket Name"); } }
+        public static string OSSBucketNameDescriptionShort { get { return LC.L(@"Bucket name"); } }
         public static string OSSRegionDescriptionLong { get { return LC.L(@"Region indicates the physical location of the OSS data center."); } }
         public static string OSSRegionDescriptionShort { get { return LC.L(@"Region"); } }
         public static string OSSEndpointDescriptionLong { get { return LC.L(@"Endpoint refers to the domain name through which OSS provides external services."); } }

Duplicati/Library/Backend/Storj/Strings.cs

@@ -26,20 +26,20 @@ namespace Duplicati.Library.Backend.Strings
     {
         public static string Description { get { return LC.L(@"This backend can read and write data to the Storj DCS."); } }
         public static string DisplayName { get { return LC.L(@"Storj DCS (Decentralized Cloud Storage)"); } }
-        public static string TestConnectionFailed { get { return LC.L(@"The connection-test failed."); } }
-        public static string StorjAuthMethodDescriptionLong { get { return LC.L(@"The authentication method describes which way to use to connect to the network - either via API key or via an access grant."); } }
-        public static string StorjAuthMethodDescriptionShort { get { return LC.L(@"The authentication method"); } }
-        public static string StorjSatelliteDescriptionLong { get { return LC.L(@"The satellite that keeps track of all metadata. Use a Storj DCS server for high-performance SLA-backed connectivity or use a community server. Or even host your own."); } }
-        public static string StorjSatelliteDescriptionShort { get { return LC.L(@"The satellite"); } }
-        public static string StorjAPIKeyDescriptionLong { get { return LC.L(@"The API key grants access to a specific project on your chosen satellite. Head over to the dashboard of your satellite to create one if you do not already have an API key."); } }
-        public static string StorjAPIKeyDescriptionShort { get { return LC.L(@"The API key"); } }
-        public static string StorjSecretDescriptionLong { get { return LC.L(@"The encryption passphrase is used to encrypt your data before sending it to the Storj network. This passphrase can be the only secret to provide - for Storj you do not necessary need any additional encryption (from Duplicati) in place."); } }
-        public static string StorjSecretDescriptionShort { get { return LC.L(@"The encryption passphrase"); } }
-        public static string StorjSharedAccessDescriptionLong { get { return LC.L(@"An access grant contains all information in one encrypted string. You may use it instead of a satellite, API key and secret."); } }
-        public static string StorjSharedAccessDescriptionShort { get { return LC.L(@"The access grant"); } }
-        public static string StorjBucketDescriptionLong { get { return LC.L(@"The bucket where the backup will reside in."); } }
-        public static string StorjBucketDescriptionShort { get { return LC.L(@"The bucket"); } }
-        public static string StorjFolderDescriptionLong { get { return LC.L(@"The folder within the bucket where the backup will reside in."); } }
-        public static string StorjFolderDescriptionShort { get { return LC.L(@"The folder"); } }
+        public static string TestConnectionFailed { get { return LC.L(@"Connection-test failed."); } }
+        public static string StorjAuthMethodDescriptionLong { get { return LC.L(@"Specify the authentication method which describes which way to use to connect to the network - either via API key or via an access grant."); } }
+        public static string StorjAuthMethodDescriptionShort { get { return LC.L(@"Authentication method"); } }
+        public static string StorjSatelliteDescriptionLong { get { return LC.L(@"Specify the satellite that keeps track of all metadata. Use a Storj DCS server for high-performance SLA-backed connectivity or use a community server. Or even host your own."); } }
+        public static string StorjSatelliteDescriptionShort { get { return LC.L(@"Satellite"); } }
+        public static string StorjAPIKeyDescriptionLong { get { return LC.L(@"Supply the API key which grants access to a specific project on your chosen satellite. Head over to the dashboard of your satellite to create one if you do not already have an API key."); } }
+        public static string StorjAPIKeyDescriptionShort { get { return LC.L(@"API key"); } }
+        public static string StorjSecretDescriptionLong { get { return LC.L(@"Supply the encryption passphrase used to encrypt your data before sending it to the Storj network. This passphrase can be the only secret to provide - for Storj you do not necessary need any additional encryption (from Duplicati) in place."); } }
+        public static string StorjSecretDescriptionShort { get { return LC.L(@"Encryption passphrase"); } }
+        public static string StorjSharedAccessDescriptionLong { get { return LC.L(@"Supply the access grant which contains all information in one encrypted string. You may use it instead of a satellite, API key and secret."); } }
+        public static string StorjSharedAccessDescriptionShort { get { return LC.L(@"Access grant"); } }
+        public static string StorjBucketDescriptionLong { get { return LC.L(@"Specify the bucket for storing the backup."); } }
+        public static string StorjBucketDescriptionShort { get { return LC.L(@"Bucket"); } }
+        public static string StorjFolderDescriptionLong { get { return LC.L(@"Specify the folder in the bucket for storing the backup."); } }
+        public static string StorjFolderDescriptionShort { get { return LC.L(@"Folder"); } }
     }
 }

Duplicati/Library/Backend/TencentCOS/Strings.cs

@@ -32,8 +32,8 @@ namespace Duplicati.Library.Backend.Strings
         public static string COSAPISecretIdDescriptionShort { get { return LC.L(@"Secret ID"); } }
         public static string COSAPISecretKeyDescriptionLong { get { return LC.L(@"Cloud API Secret Key."); } }
         public static string COSAPISecretKeyDescriptionShort { get { return LC.L(@"Secret Key"); } }
-        public static string COSBucketDescriptionLong { get { return LC.L(@"Bucket, format: BucketName-APPID"); } }
-        public static string COSBucketDescriptionShort { get { return LC.L(@"Bucket"); } }
+        public static string COSBucketDescriptionLong { get { return LC.L(@"Bucket name, format: BucketName-APPID"); } }
+        public static string COSBucketDescriptionShort { get { return LC.L(@"Bucket name"); } }
         public static string COSLocationDescriptionLong { get { return LC.L(@"Region is the distribution area of ​​the Tencent cloud hosting machine room. The object storage COS data is stored in the storage buckets of these regions. https://intl.cloud.tencent.com/document/product/436/6224."); } }
         public static string COSLocationDescriptionShort { get { return LC.L(@"Specifies COS location constraints"); } }
         public static string COSStorageClassDescriptionLong { get { return LC.L(@"Storage class of the object; check enumerated values at https://intl.cloud.tencent.com/document/product/436/30925."); } }

Duplicati/Server/Program.cs

@@ -40,6 +40,12 @@ namespace Duplicati.Server
 
         private static readonly List<string> ParameterFileOptionStrings = new List<string> { "parameters-file", "parameterfile" };
 
+#if DEBUG
+        private const bool DEBUG_MODE = true;
+#else
+        private const bool DEBUG_MODE = false;
+#endif
+
         /// <summary>
         /// The log tag for messages from this class
         /// </summary>
@@ -583,13 +589,16 @@ namespace Duplicati.Server
 
             if (string.IsNullOrEmpty(serverDataFolder))
             {
-#if DEBUG
-                //debug mode uses a lock file located in the app folder
-                DataFolder = StartupPath;
-#else
-                bool portableMode = commandlineOptions.ContainsKey("portable-mode") ? Library.Utility.Utility.ParseBool(commandlineOptions["portable-mode"], true) : false;
+                bool portableMode = commandlineOptions.ContainsKey("portable-mode")
+                    ? Library.Utility.Utility.ParseBool(commandlineOptions["portable-mode"], true)
+                    : (DEBUG_MODE ? true : false); // Default to portable mode in debug mode
 
-                if (portableMode)
+                if (DEBUG_MODE && portableMode)
+                {
+                    //debug mode uses a lock file located in the app folder
+                    DataFolder = StartupPath;
+                }
+                else if (portableMode)
                 {
                     //Portable mode uses a data folder in the application home dir
                     DataFolder = System.IO.Path.Combine(StartupPath, "data");
@@ -644,7 +653,6 @@ namespace Duplicati.Server
 
                     DataFolder = serverDataFolder;
                 }
-#endif
             }
             else
                 DataFolder = Util.AppendDirSeparator(Environment.ExpandEnvironmentVariables(serverDataFolder).Trim('"'));

Duplicati/Server/webroot/ngax/less/base.less

@@ -729,6 +729,7 @@ body {
 
                     .stop {
                         background: url('../img/progress-stop.png');
+                        background-size: 100%;
                         z-index: 10;
                         position: relative;
 
@@ -743,7 +744,8 @@ body {
 
                     .resume {
                         background: url('../img/progress-resume.png');
-
+                        background-size: 100%;
+                        
                         @media only screen and (-webkit-min-device-pixel-ratio: 1.25), only screen and (min-resolution: 192dpi), only screen and (min-resolution: 1.25dppx) {
                             background-image: url('../img/progress-resume_2x.png');
                         }
@@ -797,6 +799,7 @@ body {
 
                 > .pause {
                     background: url('../img/pause.png');
+                    background-size: 100%;
 
                     @media only screen and (-webkit-min-device-pixel-ratio: 1.25), only screen and (min-resolution: 192dpi), only screen and (min-resolution: 1.25dppx) {
                         background-image: url('../img/pause_2x.png');
@@ -809,6 +812,7 @@ body {
 
                 > .pause.active {
                     background: url('../img/resume.png');
+                    background-size: 100%;
 
                     @media only screen and (-webkit-min-device-pixel-ratio: 1.25), only screen and (min-resolution: 192dpi), only screen and (min-resolution: 1.25dppx) {
                         background-image: url('../img/resume_2x.png');
@@ -821,7 +825,8 @@ body {
 
                 > .throttle {
                     background: url('../img/throttle.png');
-
+                    background-size: 100%;
+                    
                     @media only screen and (-webkit-min-device-pixel-ratio: 1.25), only screen and (min-resolution: 192dpi), only screen and (min-resolution: 1.25dppx) {
                         background-image: url('../img/throttle_2x.png');
                     }

Duplicati/Server/webroot/ngax/scripts/services/EditUriBuiltins.js

@@ -997,7 +997,7 @@ backupApp.service('EditUriBuiltins', function (AppService, AppUtils, SystemInfo,
     EditUriBackendConfig.validaters['openstack'] = function (scope, continuation) {
         var res =
             EditUriBackendConfig.require_field(scope, 'Username', gettextCatalog.getString('Username')) &&
-            EditUriBackendConfig.require_field(scope, 'Path', gettextCatalog.getString('Bucket Name'));
+            EditUriBackendConfig.require_field(scope, 'Path', gettextCatalog.getString('Bucket name'));
 
         if (res && (scope['openstack_server'] || '').trim().length == 0 && (scope['openstack_server_custom'] || '').trim().length == 0)
             res = EditUriBackendConfig.show_error_dialog(gettextCatalog.getString('You must select or fill in the AuthURI'));
@@ -1037,7 +1037,7 @@ backupApp.service('EditUriBuiltins', function (AppService, AppUtils, SystemInfo,
 
     EditUriBackendConfig.validaters['s3'] = function (scope, continuation) {
         var res =
-            EditUriBackendConfig.require_field(scope, 'Server', gettextCatalog.getString('Bucket Name')) &&
+            EditUriBackendConfig.require_field(scope, 'Server', gettextCatalog.getString('Bucket name')) &&
             EditUriBackendConfig.require_field(scope, 'Username', gettextCatalog.getString('AWS Access ID')) &&
             EditUriBackendConfig.require_field(scope, 'Password', gettextCatalog.getString('AWS Access Key'));
 
@@ -1083,7 +1083,7 @@ backupApp.service('EditUriBuiltins', function (AppService, AppUtils, SystemInfo,
 
     EditUriBackendConfig.validaters['b2'] = function (scope, continuation) {
         var res =
-            EditUriBackendConfig.require_field(scope, 'Server', gettextCatalog.getString('Bucket Name')) &&
+            EditUriBackendConfig.require_field(scope, 'Server', gettextCatalog.getString('Bucket name')) &&
             EditUriBackendConfig.require_field(scope, 'Username', gettextCatalog.getString('B2 Cloud Storage Account ID')) &&
             EditUriBackendConfig.require_field(scope, 'Password', gettextCatalog.getString('B2 Cloud Storage Application Key'));
 
@@ -1097,7 +1097,7 @@ backupApp.service('EditUriBuiltins', function (AppService, AppUtils, SystemInfo,
                     value: bucketname[ix].charCodeAt(),
                     pos: ix,
                     character: bucketname[ix],
-                    fieldname: gettextCatalog.getString('Bucket Name')
+                    fieldname: gettextCatalog.getString('Bucket name')
                 }));
                 res = false;
             }
@@ -1160,13 +1160,13 @@ backupApp.service('EditUriBuiltins', function (AppService, AppUtils, SystemInfo,
 
 		if(res && scope['storj_auth_method'] == 'Access grant'){
 			res = EditUriBackendConfig.require_field(scope, 'storj_shared_access', gettextCatalog.getString('storj_shared_access')) &&
-				  EditUriBackendConfig.require_field(scope, 'storj_bucket', gettextCatalog.getString('Bucket'));
+				  EditUriBackendConfig.require_field(scope, 'storj_bucket', gettextCatalog.getString('Bucket name'));
 		}
 		
 		if(res && scope['storj_auth_method'] == 'API key'){
 			res = EditUriBackendConfig.require_field(scope, 'storj_api_key', gettextCatalog.getString('API key')) &&
 				  EditUriBackendConfig.require_field(scope, 'storj_secret', gettextCatalog.getString('Encryption passphrase')) &&
-				  EditUriBackendConfig.require_field(scope, 'storj_bucket', gettextCatalog.getString('Bucket'));
+				  EditUriBackendConfig.require_field(scope, 'storj_bucket', gettextCatalog.getString('Bucket name'));
 		}
 		
 		if(res && scope['storj_auth_method'] == 'API key' && !scope['storj_satellite']){
@@ -1223,7 +1223,7 @@ backupApp.service('EditUriBuiltins', function (AppService, AppUtils, SystemInfo,
         var res =
             EditUriBackendConfig.require_field(scope, 'Username', gettextCatalog.getString('IDrive e2 Access Key ID')) &&
             EditUriBackendConfig.require_field(scope, 'Password', gettextCatalog.getString('IDrive e2 Access Key Secret')) &&
-            EditUriBackendConfig.require_field(scope, 'Server', gettextCatalog.getString('Bucket Name'));
+            EditUriBackendConfig.require_field(scope, 'Server', gettextCatalog.getString('Bucket name'));
 
         if (res) {
             var re = new RegExp('[^A-Za-z0-9-]');
@@ -1235,7 +1235,7 @@ backupApp.service('EditUriBuiltins', function (AppService, AppUtils, SystemInfo,
                     value: bucketname[ix].charCodeAt(),
                     pos: ix,
                     character: bucketname[ix],
-                    fieldname: gettextCatalog.getString('Bucket Name')
+                    fieldname: gettextCatalog.getString('Bucket name')
                 }));
                 res = false;
             }

Duplicati/Server/webroot/ngax/styles/dark.css

@@ -2815,6 +2815,7 @@ body .container .header .state .buttons button {
 }
 body .container .header .state .buttons .stop {
   background: url('../img/progress-stop.png');
+  background-size: 100%;
   z-index: 10;
   position: relative;
 }
@@ -2830,6 +2831,7 @@ body .container .header .state .buttons .stop {
 }
 body .container .header .state .buttons .resume {
   background: url('../img/progress-resume.png');
+  background-size: 100%;
 }
 @media only screen and (-webkit-min-device-pixel-ratio: 1.25), only screen and (min-resolution: 192dpi), only screen and (min-resolution: 1.25dppx) {
   body .container .header .state .buttons .resume {
@@ -2877,6 +2879,7 @@ body .container .header .action-icons-small > button {
 body .container .header .action-icons > .pause,
 body .container .header .action-icons-small > .pause {
   background: url('../img/pause.png');
+  background-size: 100%;
 }
 @media only screen and (-webkit-min-device-pixel-ratio: 1.25), only screen and (min-resolution: 192dpi), only screen and (min-resolution: 1.25dppx) {
   body .container .header .action-icons > .pause,
@@ -2893,6 +2896,7 @@ body .container .header .action-icons-small > .pause {
 body .container .header .action-icons > .pause.active,
 body .container .header .action-icons-small > .pause.active {
   background: url('../img/resume.png');
+  background-size: 100%;
 }
 @media only screen and (-webkit-min-device-pixel-ratio: 1.25), only screen and (min-resolution: 192dpi), only screen and (min-resolution: 1.25dppx) {
   body .container .header .action-icons > .pause.active,
@@ -2909,6 +2913,7 @@ body .container .header .action-icons-small > .pause.active {
 body .container .header .action-icons > .throttle,
 body .container .header .action-icons-small > .throttle {
   background: url('../img/throttle.png');
+  background-size: 100%;
 }
 @media only screen and (-webkit-min-device-pixel-ratio: 1.25), only screen and (min-resolution: 192dpi), only screen and (min-resolution: 1.25dppx) {
   body .container .header .action-icons > .throttle,

Duplicati/Server/webroot/ngax/styles/default.css

@@ -2815,6 +2815,7 @@ body .container .header .state .buttons button {
 }
 body .container .header .state .buttons .stop {
   background: url('../img/progress-stop.png');
+  background-size: 100%;
   z-index: 10;
   position: relative;
 }
@@ -2830,6 +2831,7 @@ body .container .header .state .buttons .stop {
 }
 body .container .header .state .buttons .resume {
   background: url('../img/progress-resume.png');
+  background-size: 100%;
 }
 @media only screen and (-webkit-min-device-pixel-ratio: 1.25), only screen and (min-resolution: 192dpi), only screen and (min-resolution: 1.25dppx) {
   body .container .header .state .buttons .resume {
@@ -2877,6 +2879,7 @@ body .container .header .action-icons-small > button {
 body .container .header .action-icons > .pause,
 body .container .header .action-icons-small > .pause {
   background: url('../img/pause.png');
+  background-size: 100%;
 }
 @media only screen and (-webkit-min-device-pixel-ratio: 1.25), only screen and (min-resolution: 192dpi), only screen and (min-resolution: 1.25dppx) {
   body .container .header .action-icons > .pause,
@@ -2893,6 +2896,7 @@ body .container .header .action-icons-small > .pause {
 body .container .header .action-icons > .pause.active,
 body .container .header .action-icons-small > .pause.active {
   background: url('../img/resume.png');
+  background-size: 100%;
 }
 @media only screen and (-webkit-min-device-pixel-ratio: 1.25), only screen and (min-resolution: 192dpi), only screen and (min-resolution: 1.25dppx) {
   body .container .header .action-icons > .pause.active,
@@ -2909,6 +2913,7 @@ body .container .header .action-icons-small > .pause.active {
 body .container .header .action-icons > .throttle,
 body .container .header .action-icons-small > .throttle {
   background: url('../img/throttle.png');
+  background-size: 100%;
 }
 @media only screen and (-webkit-min-device-pixel-ratio: 1.25), only screen and (min-resolution: 192dpi), only screen and (min-resolution: 1.25dppx) {
   body .container .header .action-icons > .throttle,

Duplicati/Server/webroot/ngax/templates/backends/aliyunoss.html

@@ -22,8 +22,8 @@
 </div>
 
 <div class="input text">
-    <label for="oss_bucket_name" translate>OSS Bucket Name</label>
-    <input type="text" name="oss_bucket_name" id="oss_bucket_name" ng-model="$parent.oss_bucket_name" placeholder="{{'OSS Bucket Name' | translate}}"/>
+    <label for="oss_bucket_name" translate>OSS Bucket name</label>
+    <input type="text" name="oss_bucket_name" id="oss_bucket_name" ng-model="$parent.oss_bucket_name" placeholder="{{'OSS Bucket name' | translate}}"/>
 </div>
 
 <div class="input text">

Duplicati/Server/webroot/ngax/templates/backends/storj.html

@@ -34,10 +34,10 @@
     <input type="text" name="storj_shared_access" id="storj_shared_access" ng-model="$parent.storj_shared_access" placeholder="{{'Access grant' | translate}}" />
 </div>
 <div class="input text">
-    <label for="storj_bucket" translate>Bucket</label>
-    <input type="text" name="storj_bucket" id="storj_bucket" ng-model="$parent.storj_bucket" placeholder="{{'Bucket for storing the backup' | translate}}" />
+    <label for="storj_bucket" translate>Bucket name</label>
+    <input type="text" name="storj_bucket" id="storj_bucket" ng-model="$parent.storj_bucket" placeholder="{{'Bucket name' | translate}}" />
 </div>
 <div class="input text">
     <label for="storj_folder" translate>Folder path</label>
-    <input type="text" name="storj_folder" id="storj_folder" ng-model="$parent.storj_folder" placeholder="{{'Folder within the bucket for storing the backup' | translate}}" />
+    <input type="text" name="storj_folder" id="storj_folder" ng-model="$parent.storj_folder" placeholder="{{'Folder in the bucket' | translate}}" />
 </div>

Duplicati/WebserverCore/Services/CaptchaService.cs

@@ -19,6 +19,15 @@ public class CaptchaService : ICaptchaProvider
         m_disableVisualCaptcha = settings.GetSettings().DisableVisualCaptcha;
     }
 
+    /// <summary>
+    /// List of possible system fonts, ordered by preference
+    /// </summary>
+    private static readonly Dictionary<string, int> FontNamePreference = new string[] {
+        "Arial", "Verdana", "FreeSans", "Tahoma", "Helvetica", "Times New Roman", "Courier New", "Andale Mono"
+    }
+    .Select((x, i) => new { Key = x, Value = i })
+    .ToDictionary(x => x.Key, x => x.Value, StringComparer.OrdinalIgnoreCase);
+
     private class CaptchaEntry
     {
         public readonly string Answer;
@@ -115,12 +124,10 @@ public class CaptchaService : ICaptchaProvider
         /// <summary>
         /// Approximate the size in pixels of text drawn at the given fontsize
         /// </summary>
-        private static int ApproxTextWidth(string text, string fontFamily, float fontSize)
-        {
-            var font = SystemFonts.CreateFont(fontFamily, fontSize);
-            var textSize = TextMeasurer.MeasureSize(text, new TextOptions(font) { KerningMode = KerningMode.Standard });
-            return (int)textSize.Width;
-        }
+        /// <param name="text">The text to measure</param>
+        /// <param name="font">The font to use</param>
+        private static int ApproxTextWidth(string text, Font font)
+            => (int)TextMeasurer.MeasureSize(text, new TextOptions(font) { KerningMode = KerningMode.Standard }).Width;
 
         /// <summary>
         /// Creates a random answer.
@@ -149,8 +156,18 @@ public class CaptchaService : ICaptchaProvider
         /// <param name="fontsize">The size of the font used to create the captcha, in pixels.</param>
         public static Image<Rgba32> CreateCaptcha(string answer, Size size = default(Size), float fontsize = 40)
         {
-            var fontfamily = "Arial";
-            var text_width = ApproxTextWidth(answer, fontfamily, fontsize);
+            var fontFamily = SystemFonts.Collection.Families.OrderBy(x =>
+            {
+                if (FontNamePreference.TryGetValue(x.Name, out var val))
+                    return val;
+                return int.MaxValue;
+            }).FirstOrDefault();
+
+            if (string.IsNullOrWhiteSpace(fontFamily.Name))
+                throw new Exception("No usable font found");
+
+            var font = fontFamily.CreateFont(fontsize);
+            var text_width = ApproxTextWidth(answer, font);
             if (size.Width == 0 || size.Height == 0)
                 size = new Size((int)(text_width * 1.2), (int)(fontsize * 1.2));
 
@@ -160,7 +177,6 @@ public class CaptchaService : ICaptchaProvider
             var stray_y = size.Height / 4;
             var ans_stray_x = (int)fontsize / 3;
             var ans_stray_y = size.Height / 6;
-            var font = SystemFonts.CreateFont(fontfamily, fontsize);
 
             image.Mutate(ctx =>
             {
@@ -169,7 +185,7 @@ public class CaptchaService : ICaptchaProvider
                 // Apply a background string to make it hard to do OCR
                 foreach (var color in new[] { Color.Yellow, Color.LightGreen, Color.GreenYellow })
                 {
-                    var backgroundFont = SystemFonts.CreateFont(fontfamily, fontsize);
+                    var backgroundFont = font;
                     ctx.DrawText(CreateRandomAnswer(minlength: answer.Length, maxlength: answer.Length), backgroundFont, color, new PointF(rnd.Next(-stray_x, stray_x), rnd.Next(-stray_y, stray_y)));
                 }