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docs(roller): add note about using LV_USE_LARGE_COORD

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Gabor Kiss-Vamosi
2023-12-30 12:00:42 +01:00
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docs/widgets/core/roller.md
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@@ -18,6 +18,8 @@ Options are passed to the Roller as a string with `lv_roller_set_options(roller,
You can select an option manually with `lv_roller_set_selected(roller, id, LV_ANIM_ON/OFF)`, where *id* is the index of an option.
If the roller has a lot of options then especially in infinite mode the rendered options of the display might look scrambled. In this case `LV_USE_LARGE_COORD` should be enabled in `lv_conf.h`
### Get selected option
To get the *index* of the currently selected option use `lv_roller_get_selected(roller)`.