feat: added 3.1 inch ePaper Display 320x240 UC8253 SPI E Ink screen, GDEQ031T10 . (#121)

Author: Dhruv1797

assets/images/displays/GDEQ031T10_display.png

@@ -5,6 +5,8 @@ class ImageAssets {
   static const String blackBoard = 'assets/canvas/black.png';
   static const String epaper37Bwr =
       'assets/images/displays/epaper_3.7_bwr.webp';
+  static const String GDEQ031T10Display =
+      'assets/images/displays/GDEQ031T10_display.png';
   static const String epaper37Bw = 'assets/images/displays/epaper_3.7_bw.webp';
   static const String customExport = 'assets/images/displays/export_image.webp';
   static const String waveshare2_9 = 'assets/images/displays/waveshare_2.9.png';

lib/constants/asset_paths.dart

@@ -1,4 +1,5 @@
 import 'package:magicepaperapp/util/epd/display_device.dart';
+import 'package:magicepaperapp/util/epd/gdeq031t10.dart';
 import 'package:magicepaperapp/util/epd/gdey037z03.dart';
 import 'package:magicepaperapp/util/epd/gdey037z03bw.dart';
 import 'package:magicepaperapp/util/epd/waveshare_2in9.dart';
@@ -18,6 +19,8 @@ class EpdUtils {
         return Gdey037z03BW();
       case 'waveshare-2.9':
         return Waveshare2in9();
+      case 'GDEQ031T10':
+        return GDEQ031T10();
       default:
         return Gdey037z03();
     }

lib/image_library/utils/epd_utils.dart

@@ -0,0 +1,38 @@
+import 'package:flutter/material.dart';
+import 'package:magicepaperapp/constants/asset_paths.dart';
+import 'package:magicepaperapp/util/epd/driver/uc8253.dart';
+import 'package:magicepaperapp/util/image_processing/image_processing.dart';
+import 'package:image/image.dart' as img;
+import 'driver/driver.dart';
+import 'epd.dart';
+
+class GDEQ031T10 extends Epd {
+  @override
+  get width => 320;
+
+  @override
+  get height => 240;
+
+  @override
+  String get name => 'E-Paper 3.1"';
+  @override
+  String get modelId => 'GDEQ031T10';
+  @override
+  String get imgPath => ImageAssets.GDEQ031T10Display;
+
+  @override
+  get colors => [Colors.white, Colors.black];
+
+  @override
+  get controller => Uc8253() as Driver;
+
+  @override
+  List<img.Image Function(img.Image)> get processingMethods => [
+        ImageProcessing.bwFloydSteinbergDither,
+        ImageProcessing.bwFalseFloydSteinbergDither,
+        ImageProcessing.bwStuckiDither,
+        ImageProcessing.bwAtkinsonDither,
+        ImageProcessing.bwHalftoneDither,
+        ImageProcessing.bwThreshold,
+      ];
+}

lib/util/epd/gdeq031t10.dart

@@ -4,6 +4,7 @@ import 'package:magicepaperapp/constants/string_constants.dart';
 import 'package:magicepaperapp/provider/getitlocator.dart';
 import 'package:magicepaperapp/util/epd/configurable_editor.dart';
 import 'package:magicepaperapp/util/epd/display_device.dart';
+import 'package:magicepaperapp/util/epd/gdeq031t10.dart';
 import 'package:magicepaperapp/util/epd/gdey037z03.dart';
 import 'package:magicepaperapp/util/epd/gdey037z03bw.dart';
 import 'package:magicepaperapp/util/epd/waveshare_2in9.dart';
@@ -26,6 +27,7 @@ class _DisplaySelectionScreenState extends State<DisplaySelectionScreen> {
     Gdey037z03(),
     Gdey037z03BW(),
     Waveshare2in9(),
+    GDEQ031T10(),
     ConfigurableEpd(
       width: 400,
       height: 300,