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app/src/main/res/layout/item_galleryblock.xml

@@ -171,7 +171,7 @@
 				app:barrierDirection="bottom"
 				app:constraint_referenced_ids="galleryblock_language"/>
 
-			<com.google.android.material.chip.ChipGroup
+			<xyz.quaver.pupil.ui.view.TagChipGroup
 				android:id="@+id/galleryblock_tag_group"
 				android:layout_width="0dp"
 				android:layout_height="wrap_content"

app/src/main/res/values/attr.xml

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~     Pupil, Hitomi.la viewer for Android
+  ~     Copyright (C) 2020  tom5079
+  ~
+  ~     This program is free software: you can redistribute it and/or modify
+  ~     it under the terms of the GNU General Public License as published by
+  ~     the Free Software Foundation, either version 3 of the License, or
+  ~     (at your option) any later version.
+  ~
+  ~     This program is distributed in the hope that it will be useful,
+  ~     but WITHOUT ANY WARRANTY; without even the implied warranty of
+  ~     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  ~     GNU General Public License for more details.
+  ~
+  ~     You should have received a copy of the GNU General Public License
+  ~     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+  -->
+
+<resources>
+    <declare-styleable name="TagChipGroup">
+        <attr name="maxTag" format="integer"/>
+    </declare-styleable>
+</resources>