How to Animate Rounded Rectangle Width with Size Linked to a Slider Control
The expressions used in the video:
1) For Anchor Point:
w = content("Rectangle 1").content("Rectangle Path 1").size[0];
[-w/2, 0]
2) For Size:
let size = content("Rectangle 1").content("Rectangle Path 1").size;
let width = effect("Rectangle Width")("Slider");
let slider = effect("Slider Control")("Slider");
[width*slider, size[1]];
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