ProductTour 是一个开源的 Android 视差欢迎页 示例项目，基于 ViewPager + PageTransformer 实现了类似 Google Drive、Docs 的分层滑动效果。本文以核心类 CrossfadePageTransformer为对象，逐行拆解 transformPage 方法，带你彻底看懂 13 层视差动画的实现原理。 项目速览：30 秒看懂 ...

ProductTour 是一个经典的 Android 示例项目，用 ViewPager + PageTransformer 实现了谷歌 Sheets、Drive 同款**视差欢迎页（Onboarding）**效果 ...

Manifold is a Java compiler plugin, its features include Metaprogramming, Properties, Extension Methods, Operator Overloading, Templates, a Preprocessor, and more.

The Android system shows an on-screen keyboard, known as a soft input method, when a text field in your UI receives focus. To provide the best user experience, you can specify characteristics about ...