makie_align_axes_around_value.jl

makie_align_axes_around_value.jl

f = Figure()
ax1 = Axis(f[1, 1])
scatter!(randn(100) .- 1)
ax2 = Axis(f[1, 2])
scatter!(randn(100) .* 2)

on(ax1.finallimits) do lims
    aligned = 0
    (xmin, ymin), (xmax, ymax) = extrema(lims)
    dy1, dy2 = (ymin, ymax) .- aligned
    factor1 = dy1 / dy2
    reset_limits!(ax2)
    (xmin2, ymin2), (xmax2, ymax2) = extrema(ax2.finallimits[])
    dy1_2, dy2_2 = (ymin2, ymax2) .- aligned
    factor2 = dy1_2 / dy2_2

    ymin_new = (factor1 / factor2) < 1 ? aligned + dy1_2 : aligned + dy1_2 * (factor1 / factor2)
    ymax_new = (factor2 / factor1) < 1 ? aligned + dy2_2 : aligned + dy2_2 * (factor2 / factor1)

    limits!(ax2, BBox(xmin2, xmax2, ymin_new, ymax_new))
end

f