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f = Figure()
ax = Axis(f[1, 1])

ls = map(0:3) do i
    lines!(ax, 1:10, (1:10) .* i)
end

for (i, l) in zip(0:3, ls)
    Legend(f[1, 2], [l], ["$i"], framevisible = false, padding = (0, 0, 0, 0),
        valign = i / 3)

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function struct_reinterpret(::Type{T}, x)::T where T
    ref = Base.RefValue(x)
    GC.@preserve ref unsafe_load(Ptr{T}(pointer_from_objref(ref)))
end

struct TaggedUnion
    type::UInt8
    bytes::NTuple{8, UInt8} # would be the max size of all types used, determined automatically
end

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using Pkg
pkg"activate @portaudio"

using PortAudio.LibPortAudio


mutable struct Audio
    ptr::Ptr{Float32}
    buffer::Vector{Float32} # vector reference so no problems with garbage collection
    len::Int

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using CairoMakie
##

s = Scene(resolution = (500, 500), camera = campixel!, show_axis = false)

o = Point2f(250, 250)
n = 5
linewidth = 10
center_offset = 0
rotation_gain = 1.5

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function bracketlabel!(ax, label, mi, ma, axoffset, bracketwidth, labeloffset)
    bracketpoints = lift(ax.finallimits, ax.scene.px_area) do lims, px_area
                
        x = minimum(lims)[1]
        pmin = Makie.project(ax.scene, Point2f(x, mi))
        pmax = Makie.project(ax.scene, Point2f(x, ma))

        ps = Point2f[
            pmin,
            pmin - Point2f(bracketwidth, 0),

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task_starts = [0, 3, 5, 10]
task_ends = [3, 6, 9, 12]
task_positions = [1, 2, 1, 2]

barplot(task_positions, task_ends, fillto = task_starts,
    direction = :x)
text!("task " .* string.(1:4),
    position = Point2f0.(
        (task_starts .+ task_ends) ./ 2,
        task_positions

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f = Figure()

nrows, ncols = (3, 7)

real_axes = map(Iterators.product(1:nrows, 1:ncols)) do (i, j)
    ax = Axis(f[2i, j])
    if i < nrows
        hidexdecorations!(ax, grid = false)
    end
    if 1 < j < ncols

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f = Figure()

[Axis(f[i, j], width = 300, height = 250) for i in 1:3, j in 1:3]

sz = ceil.(Int, GridLayoutBase.determinedirsize.(
    Ref(f.layout),
    (GridLayoutBase.Col(), GridLayoutBase.Row())))

resize!(f.scene, sz)

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@recipe(Stairs) do scene
    a = Attributes(
        step = :pre, # :center :post
    )
    merge(a, AbstractPlotting.default_theme(scene, Lines))
end

AbstractPlotting.conversion_trait(x::Type{<: Stairs}) = AbstractPlotting.PointBased()

function AbstractPlotting.plot!(p::Stairs{<:Tuple{<:AbstractVector{<:Point2}}})

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struct IntegerTicks end

MakieLayout.get_tickvalues(::IntegerTicks, vmin, vmax) = ceil(Int, vmin) : floor(Int, vmax)

lines(0.01:0.001:0.99, axis = (yscale = log10, yticks = LogTicks(IntegerTicks())))