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centering in bbox

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This commit is contained in:
Thomas Breloff 2016-08-31 11:56:20 -04:00
parent 6e3de26477
commit 03a228fbe7
1 changed files with 11 additions and 5 deletions
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10
src/layouts.jl
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@ -113,9 +113,11 @@ function bbox(x, y, w, h, oarg1::Symbol, originargs::Symbol...)
orighor = :left
origver = :top
for oarg in oargs
if oarg in (:left, :right)
if oarg == :center
orighor = origver = oarg
elseif oarg in (:left, :right, :hcenter)
orighor = oarg
elseif oarg in (:top, :bottom)
elseif oarg in (:top, :bottom, :vcenter)
origver = oarg
else
warn("Unused origin arg in bbox construction: $oarg")
@ -132,11 +134,15 @@ function bbox(x, y, width, height; h_anchor = :left, v_anchor = :top)
height = make_measure_vert(height)
left = if h_anchor == :left
x
elseif h_anchor in (:center, :hcenter)
0.5w - 0.5width + x
else
1w - x - width
end
top = if v_anchor == :top
y
elseif v_anchor in (:center, :vcenter)
0.5h - 0.5height + y
else
1h - y - height
end