How to set multiple icons in ynadex map api 2.1?

Question

JavaScript

Essence. Each object on the map has a category (categories are repeated). Each category should have its own icon. Yandex icons are specified like this {preset: islands#greenIcon}, and if you create your own, there are more such fields. But interesting: how to create an icon so that it can be received by 'myIcon#food'?

Answer 1

1. Draw a sprite with icons. 2. We create our own preset
for each section of the sprite , including for various states. An example of using presetStorage How to asynchronously change the picture of a marker on Yandex maps? 3. For each category, create a collection and set the desired preset for it from among the previously created ones. 4. We hang the handler of the necessary events on the collection ( click , hover etc.) and change the preset to the desired one (if necessary). 5. Add objects to the collection.