.dart

//Asset Giffy Dialog
RaisedButton(
            key: keys[4],
            child: Text('Asset Giffy'),
            onPressed: () {
              showDialog(
                  context: context,
                  builder: (_) => AssetGiffyDialog(
                    key: keys[5],
                       image: Image.asset('assets/rappi_basket.gif'),
                        title: Text(
                          "Rappi Basket",
                          style: TextStyle(
                            fontSize: 22.0,
                            fontWeight: FontWeight.bold,
                          ),
                        ),
                        description: Text(
                          'This is theRappi Basket Dialog Box. This will help you to understand Asset Giffy Animation',
                          textAlign: TextAlign.center,
                        ),
                        entryAnimation: EntryAnimation.TOP_LEFT,
                        onOkButtonPressed: (){},
                      ));
            },
          ),