Preface I’ve spent the past few days wrestling with the open-source TikTok (Douyin) demo. Today I’m sharing the video loading animation used in TikTok or Kuaishou. Here’s the finished result: ...

Preface In Core Animation, we often use CABasicAnimation or its subclasses to create animations. In most cases we have to use a keypath. I’ve been studying animations recently and want to organiz...

Preface A couple of days ago I shared Douyin’s vertical swipe switching. Today I’d like to share the album animation at the bottom-right corner of Douyin. Here’s what it looks like: And here’s...

Preface I’ve been studying how Douyin’s short video app implements the vertical top-to-bottom swiping. Today I wrote a demo to make it easier to learn the technique and record the knowledge. Te...

Preface I wrote a simple number multiple animation implemented with opacity and scale Implementation Approach The code is easier to understand // Number bounce animation - (void)labelDanceAni...

Preface The holiday is approaching, and I’m worried about not updating articles in time during the National Day holiday. So I’m finishing this one early to keep up my two-articles-a-month output. ...

Preface During development, I often encounter a UIButton whose tap area is too small, but I don’t want to change the button’s size. Today’s article shares the code that solves this problem. Impl...

Preface It’s been a long time since I wrote a technical article. This one records a small detail of the keyboard pop-up animation, with a flow like WeChat. Here’s the image Animation detail ...

Preface The Netherlands is known as the “wagoner of the seas”. The story told today is a love story related to the wagoner of the seas, but it belongs to the East, to China. The Boat🚢 It is a ...

Preface Recently I was developing a live-streaming app, and I found that once CPU usage maxed out, the CPU downclocked, overheating got severe, and then came the stutter… To pinpoint this problem...