mantao/Plots.jl
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consider rotation in gr_get_ticks_size

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Daniel Schwabeneder 2019-05-02 11:27:16 +02:00
parent 0e3a9f0b8f
commit 21774dc36b
1 changed files with 22 additions and 10 deletions
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32
src/backends/gr.jl
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@ -668,17 +668,29 @@ function gr_set_yticks_font(sp)
return flip, mirror return flip, mirror
end end
function gr_get_ticks_size(ticks, i) text_box_width(w, h, rot) = abs(cosd(rot)) * w + abs(cosd(rot + 90)) * h
text_box_height(w, h, rot) = abs(sind(rot)) * w + abs(sind(rot + 90)) * h
function gr_text_size(str, rot)
GR.savestate() GR.savestate()
GR.selntran(0) GR.selntran(0)
l = 0.0 xs, ys = gr_inqtext(0, 0, string(str))
for (cv, dv) in zip(ticks...) l, r = extrema(xs)
tb = gr_inqtext(0, 0, string(dv))[i] b, t = extrema(ys)
tb_min, tb_max = extrema(tb) w = text_box_width(r - l, t - b, rot)
l = max(l, tb_max - tb_min) h = text_box_height(r - l, t - b, rot)
end
GR.restorestate() GR.restorestate()
return l return w, h
end
function gr_get_ticks_size(ticks, rot)
w, h = 0.0, 0.0
for (cv, dv) in zip(ticks...)
wi, hi = gr_text_size(dv, rot)
w = max(w, wi)
h = max(h, hi)
end
return w, h
end end
function _update_min_padding!(sp::Subplot{GRBackend}) function _update_min_padding!(sp::Subplot{GRBackend})
@ -701,7 +713,7 @@ function _update_min_padding!(sp::Subplot{GRBackend})
xticks, yticks = axis_drawing_info(sp)[1:2] xticks, yticks = axis_drawing_info(sp)[1:2]
if !(xticks in (nothing, false, :none)) if !(xticks in (nothing, false, :none))
flip, mirror = gr_set_xticks_font(sp) flip, mirror = gr_set_xticks_font(sp)
l = gr_get_ticks_size(xticks, 2) l = last(gr_get_ticks_size(xticks, sp[:xaxis][:rotation]))
if mirror if mirror
toppad += 1mm + gr_plot_size[2] * l * px toppad += 1mm + gr_plot_size[2] * l * px
else else
@ -710,7 +722,7 @@ function _update_min_padding!(sp::Subplot{GRBackend})
end end
if !(yticks in (nothing, false, :none)) if !(yticks in (nothing, false, :none))
flip, mirror = gr_set_yticks_font(sp) flip, mirror = gr_set_yticks_font(sp)
l = gr_get_ticks_size(yticks, 1) l = first(gr_get_ticks_size(yticks, sp[:yaxis][:rotation]))
if mirror if mirror
rightpad += 1mm + gr_plot_size[1] * l * px rightpad += 1mm + gr_plot_size[1] * l * px
else else