SpringAnimator
A framer.js DHO and RK4 spring animation port for Android.
Features
- Extends from
Animator, providing a familiar API to use - Provides DHO and RK4 algorithm from Framer.js
- Bundled playground app, fine-tuning made easy
Demo
Checkout the playground here: playground.apk
Requirements
SpringAnimator requires API 16 or higher.
Download
Gradle:
repositories {
jcenter()
}
dependencies {
compile 'me.cyandev:springanimator:0.1.0-alpha1'
}Find out more releases here.
Get Started
DhoSpringAnimator animator = new DhoSpringAnimator();
animator.setStiffness(200);
animator.setDamping(10);
animator.setMass(1);
animator.setVelocity(0);
animator.addUpdateListener(new AbsSpringAnimator.AnimatorUpdateListener() {
@Override
public void onAnimationUpdate(AbsSpringAnimator animation) {
// Do something cool here...
}
});
animator.start();Parameters are fully matched with Frame.js.
Acknowledgement
Thanks koenbok/Framer for providing original algorithms.
Thanks MartinRGB for designing user interface of the playground app and providing graphical resources.
License
Copyright 2017 Cyandev
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.