Added a new card demo with rich media examples.

PiperOrigin-RevId: 235186221

Author: Material Design Team

catalog/java/io/material/catalog/card/CardFragment.java

@@ -77,6 +77,13 @@ public Fragment createFragment() {
           public Fragment createFragment() {
             return new CardStatesFragment();
           }
+        },
+        new Demo(R.string.cat_card_rich_media_demo) {
+          @Nullable
+          @Override
+          public Fragment createFragment() {
+            return new CardRichMediaDemoFragment();
+          }
         });
   }
 

catalog/java/io/material/catalog/card/CardRichMediaDemoFragment.java

@@ -0,0 +1,36 @@
+/*
+ * Copyright 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.material.catalog.card;
+
+import io.material.catalog.R;
+
+import androidx.annotation.LayoutRes;
+
+/** A fragment that displays rich media card demos for the Catalog app. */
+public class CardRichMediaDemoFragment extends CardMainDemoFragment {
+
+  @Override
+  public int getDemoTitleResId() {
+    return R.string.cat_card_rich_media_demo;
+  }
+
+  @Override
+  @LayoutRes
+  protected int getCardContent() {
+    return R.layout.cat_card_rich_media_demo_fragment;
+  }
+}