fix: changes the implementation of the display selection screen (#23)

* Fixes Select Screen

* deleted displays.json file

* Removed display model File and updated pubspec.yaml file

* Resolved review comment

* Minor issues fixed

* Renamed file Changes

Author: Vishveshwara

assets/displays.json

@@ -1,17 +1,16 @@
 import 'package:flutter/material.dart';
 
-//Colors used in the app
-// Primary Colors
-const Color colorPrimary = Color(0xFFD32F2F); // You can adjust this color value
+/// Primary Colors
+const Color colorPrimary = Color(0xFFD32F2F);
 const Color colorPrimaryDark = Color(0xFFC72C2C);
 const Color colorAccent = Color(0xFFD32F2F);
 
-// Knob Colors
+/// Knob Colors
 const Color backCircleColor = Color(0xFFEDEDED);
 const Color indicatorColor = Color(0xFFD32F2F);
 const Color progressSecondaryColor = Color(0xFFEEEEEE);
 
-// Additional Colors
+/// Additional Colors
 const Color mdGrey400 = Color(0xFFBDBDBD);
 const Color dividerColor = Color(0xFFE0E0E0);
 const Color drawerHeaderTitle = Color(0xFFFFFFFF);

lib/constants.dart

@@ -1,14 +1,11 @@
 import 'package:flutter/material.dart';
 import 'package:magic_epaper_app/provider/image_loader.dart';
-import 'package:magic_epaper_app/provider/display_provider.dart';
 import 'package:provider/provider.dart';
-
 import 'package:magic_epaper_app/view/display_selection_screen.dart';
 
 void main() {
   runApp(MultiProvider(providers: [
     ChangeNotifierProvider(create: (context) => ImageLoader()),
-    ChangeNotifierProvider(create: (context) => DisplayProvider()),
   ], child: const MyApp()));
 }
 

lib/main.dart

@@ -1,4 +1,5 @@
 abstract class Driver {
+  String get driverName;
   List<int> get transmissionLines;
   int get refresh;
 }

lib/model/display_model.dart

@@ -2,10 +2,11 @@ import 'driver.dart';
 
 // UC8253 commands/registers,
 // define in the epaper display controller (UC8253) reference manual
-class Uc8252 extends Driver {
+class Uc8253 extends Driver {
   @override
   int get refresh => 0x12;
-
+  @override
+  get driverName => 'UC8253';
   @override
   List<int> get transmissionLines => [0x10, 0x13];
 }

lib/provider/display_provider.dart

@@ -8,9 +8,12 @@ abstract class Epd {
   int get width;
   int get height;
   final processingMethods = <img.Image Function(img.Image)>[];
-  String get description;
+  String get name;
+  String get modelId;
+  String get imgPath;
   List<Color> get colors;
   Driver get controller;
+  String get driverName => controller.driverName;
 
   Uint8List _extractEpaperColorFrame(Color color, img.Image orgImage) {
     final image = ImageProcessing.extract(color, orgImage);

lib/util/epd/driver/driver.dart

@@ -1,24 +1,28 @@
 import 'package:flutter/material.dart';
-import 'package:magic_epaper_app/util/epd/driver/uc8252.dart';
+import 'package:magic_epaper_app/util/epd/driver/uc8253.dart';
 import 'package:magic_epaper_app/util/image_processing/image_processing.dart';
 import 'driver/driver.dart';
-import 'edp.dart';
+import 'epd.dart';
 
 class Gdey037z03 extends Epd {
-  @override
-  String get description => '240x416 BWR (UC8252)';
-
   @override
   get width => 240; // pixels
 
   @override
   get height => 416; // pixels
 
+  @override
+  String get name => 'E-Paper 3.7"';
+  @override
+  String get modelId => 'GDEY037Z03';
+  @override
+  String get imgPath => "assets/images/displays/epaper_3.7_bwr.png";
+
   @override
   get colors => [Colors.black, Colors.white, Colors.red];
 
   @override
-  get controller => Uc8252() as Driver;
+  get controller => Uc8253() as Driver;
 
   Gdey037z03() {
     processingMethods.add(ImageProcessing.rwbTriColorDither);

lib/util/epd/driver/uc8252.dart renamed to lib/util/epd/driver/uc8253.dart

@@ -1,24 +1,28 @@
 import 'package:flutter/material.dart';
-import 'package:magic_epaper_app/util/epd/driver/uc8252.dart';
+import 'package:magic_epaper_app/util/epd/driver/uc8253.dart';
 import 'package:magic_epaper_app/util/image_processing/image_processing.dart';
 import 'driver/driver.dart';
-import 'edp.dart';
+import 'epd.dart';
 
 class Gdey037z03BW extends Epd {
-  @override
-  String get description => '240x416 BW (UC8252)';
-
   @override
   get width => 240; // pixels
 
   @override
   get height => 416; // pixels
 
+  @override
+  String get name => 'E-Paper 3.7"';
+  @override
+  String get modelId => 'GDEY037T03';
+  @override
+  String get imgPath => "assets/images/displays/epaper_3.7_bw.PNG";
+
   @override
   get colors => [Colors.black, Colors.white];
 
   @override
-  get controller => Uc8252() as Driver;
+  get controller => Uc8253() as Driver;
 
   Gdey037z03BW() {
     processingMethods.add(ImageProcessing.binaryDither);