<Android - How can I zoom in on a custom View I ma...

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Android - How can I zoom in on a custom View I made using Kotlin?
I have a FloorView, and within this FloorView I'll be filling it with RoomViews. Every floor has rooms. I want a functionality that can allow the user to zoom in on the floor, and see the rooms up closer. Think of it as Google maps. The earth is the floor, and the buildings/road are the rooms
The floor is huge, will have many rooms, that's why I want the ability to zoom in. How can I achieve this? I want the zoom functionality to be the exact same from Google maps; using two fingers
I have...