- Play note: play song notes by keyboard or on click.
- Check hints: hint for key mapping when using keyboard.
- Change background: a set of beautiful video background for your selection.
Copyright 2020 Tuyen Nguyen
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.