Add graphical winning game message with "new game" button

android/gradle.properties

 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
-app.versionName=0.0.30
-app.versionCode=30
+app.versionName=0.0.31
+app.versionCode=31

icons/build_game_icons.sh

@@ -46,6 +46,7 @@ function build_icon() {
 # Game icons
 build_icon ${CURRENT_DIR}/button_back.svg ${BASE_DIR}/assets/icons/button_back.png
 build_icon ${CURRENT_DIR}/button_shuffle.svg ${BASE_DIR}/assets/icons/button_shuffle.png
+build_icon ${CURRENT_DIR}/game_win.svg ${BASE_DIR}/assets/icons/game_win.png
 build_icon ${CURRENT_DIR}/difficulty_3x3.svg ${BASE_DIR}/assets/icons/difficulty_3x3.png
 build_icon ${CURRENT_DIR}/difficulty_4x4.svg ${BASE_DIR}/assets/icons/difficulty_4x4.png
 build_icon ${CURRENT_DIR}/difficulty_5x5.svg ${BASE_DIR}/assets/icons/difficulty_5x5.png

icons/button_back.svg

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+<svg enable-background="new 0 0 100 100" version="1.1" viewBox="0 0 93.665 93.676" xml:space="preserve" xmlns="http://www.w3.org/2000/svg"><rect x=".44662" y=".89101" width="92.772" height="91.894" ry="11.689" fill="#e41578" stroke="#fff" stroke-width=".238"/><path d="m59.387 71.362c1.1248 1.1302 4.0012 1.1302 4.0012 0v-45.921c0-1.1316-2.8832-1.1316-4.0121 0l-37.693 20.918c-1.1289 1.1248-1.1479 2.9551-0.02171 4.084z" fill="#fefeff" stroke="#930e4e" stroke-linecap="round" stroke-linejoin="round" stroke-width="8.257"/><path d="m57.857 68.048c0.96243 0.96706 3.4236 0.96706 3.4236 0v-39.292c0-0.96825-2.467-0.96825-3.4329 0l-32.252 17.898c-0.96594 0.96243-0.9822 2.5285-0.01858 3.4945z" fill="#fefeff" stroke="#feffff" stroke-linecap="round" stroke-linejoin="round" stroke-width="4.314"/></svg>

icons/difficulty_3x3.svg

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icons/difficulty_4x4.svg

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+<svg enable-background="new 0 0 100 100" version="1.1" viewBox="0 0 100 100" xml:space="preserve" xmlns="http://www.w3.org/2000/svg"><rect width="100" height="100" ry="2" fill="#eeb517"/><g transform="matrix(1.1547 0 0 1.1547 -7.7373 -7.7368)" fill="#fff" stroke="#969400" stroke-width="2" aria-label="4x4"><path d="m25.303 59.209h-14.492v-6.543l14.492-17.227h6.9336v17.598h3.5938v6.1719h-3.5938v5.3516h-6.9336zm0-6.1719v-9.0039l-7.6562 9.0039z"/><path d="m37.275 43.818h9.4336l3.3008 5.7812 3.8281-5.7812h8.7695l-7.0703 9.8828 7.5781 10.859h-9.2773l-3.8281-6.6797-4.5117 6.6797h-8.6133l7.5391-10.859z"/><path d="m78.662 59.209h-14.492v-6.543l14.492-17.227h6.9336v17.598h3.5938v6.1719h-3.5938v5.3516h-6.9336zm0-6.1719v-9.0039l-7.6562 9.0039z"/></g></svg>

icons/difficulty_5x5.svg

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icons/game_win.svg

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lib/screens/home.dart

@@ -290,12 +290,58 @@ class Home extends StatelessWidget {
         children: [
           _buildTilesetWidget(myProvider),
           SizedBox(height: 20),
-          _buildTipWidget(myProvider),
+          _checkTilesetIsOrdered(myProvider.tiles) ? _buildWinMessage(myProvider) : _buildTipWidget(myProvider),
         ],
       ),
     );
   }
 
+  Container _buildWinMessage(Data myProvider) {
+    return Container(
+      margin: EdgeInsets.all(2),
+      padding: EdgeInsets.all(2),
+
+      child: Table(
+        defaultColumnWidth: IntrinsicColumnWidth(),
+        children: [
+          TableRow(
+            children: [
+                Column(
+                  children: [
+                    Image(
+                      image: AssetImage('assets/icons/game_win.png'),
+                      fit: BoxFit.fill
+                    ),
+                  ]
+                ),
+                Column(
+                  children: [
+                    FlatButton(
+                      child: Container(
+                        child: Image(
+                          image: AssetImage('assets/icons/button_back.png'),
+                          fit: BoxFit.fill
+                        ),
+                      ),
+                      onPressed: () => resetGame(myProvider),
+                    ),
+                  ]
+                ),
+                Column(
+                  children: [
+                    Image(
+                      image: AssetImage('assets/icons/game_win.png'),
+                      fit: BoxFit.fill
+                    ),
+                  ]
+                ),
+            ],
+          ),
+        ]
+      )
+    );
+  }
+
   Container _buildShufflingIndicatorWidget() {
     return Container(
       child: Column(
@@ -361,10 +407,20 @@ class Home extends StatelessWidget {
 
     List<Widget> gameActions = [
       FlatButton(
+        child: Container(
+          decoration: BoxDecoration(
+            borderRadius: BorderRadius.circular(4),
+            border: Border.all(
+              color: Colors.blue,
+              width: 4,
+            ),
+          ),
+          margin: EdgeInsets.all(8),
           child: Image(
             image: AssetImage('assets/icons/button_back.png'),
             fit: BoxFit.fill
           ),
+        ),
         onPressed: () => resetGame(_myProvider),
       ),
     ];