lv_canvas_set_palette() function
Set the palette color of a canvas with index format. Valid only for `LV_IMG_CF_INDEXED1/2/4/8`
Arguments
canvas
pointer to canvas object
id
the palette color to set: - for `LV_IMG_CF_INDEXED1`: 0..1 - for `LV_IMG_CF_INDEXED2`: 0..3 - for `LV_IMG_CF_INDEXED4`: 0..15 - for `LV_IMG_CF_INDEXED8`: 0..255