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Project uses android's ConstraintLayout to expose its feature and usages.

It is hard to use parallax effect in your app when you are using fresco image loader library.

But if you use this library, you can use parallax effect while using fresco.

Concept

• It supports only vertical parallax effect.
• It cannot support image crop.
• Actual Image's ratio must be larger than DraweeView ratio.
• Scroll offset is between 0 and 1 float value.

Filter Dialog Activity for Android Projects.