Allow pick color from cell in board

android/gradle.properties

 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
-app.versionName=0.0.28
-app.versionCode=28
+app.versionName=0.0.29
+app.versionCode=29

fastlane/metadata/android/en-US/changelogs/29.txt

+Allow pick color from cell in board

fastlane/metadata/android/fr-FR/changelogs/29.txt

+Sélection d'une couleur à partir d'une case du tableau

lib/layout/board.dart

 import 'package:colors/layout/board_painter.dart';
 import 'package:colors/provider/data.dart';
+import 'package:colors/utils/board_utils.dart';
 import 'package:flutter/material.dart';
 
 class Board {
@@ -9,12 +10,29 @@ class Board {
       padding: EdgeInsets.all(4),
       child: Column(
         children: [
-          CustomPaint(
+          Container(
+            child: Center(
+              child: GestureDetector(
+                onTapUp: (details) {
+                  double xTap = details.localPosition.dx;
+                  double yTap = details.localPosition.dy;
+                  int boardSize = myProvider.boardSize;
+                  int col = xTap ~/ (boardWidth / boardSize);
+                  int row = yTap ~/ (boardWidth / boardSize);
+                  int cellValue = myProvider.getCellValue(col, row);
+                  BoardUtils.fillBoardFromFirstCell(myProvider, cellValue);
+                },
+                child: Container(
+                  child: CustomPaint(
                     size: Size(boardWidth, boardWidth),
                     willChange: false,
                     painter: BoardPainter(myProvider),
                     isComplex: true,
                   ),
+                ),
+              ),
+            ),
+          )
         ],
       ),
     );