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fix subplot styling #62

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Merged
oglez merged 2 commits into from
Jul 10, 2025
Merged

fix subplot styling #62

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6c88d98
fix subplot styling
ttedeschi Jul 7, 2025
81c629e
fix
ttedeschi Jul 8, 2025
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111 changes: 90 additions & 21 deletions src/cmsstyle/cmsstyle.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1961,8 +1961,14 @@ def plot_common_legend(
ydown: int | None = None,
yup: int | None = None,
title: str = "CMS",
textalign: int = 11,
titleFont: int = 62,
titleSize: float = 50 * 0.75 / 0.6,
subtitle: str = "Preliminary",
subtitleFont: str = 52,
textalign: int = 13,
ipos: int = 0,
):
pad._pad.cd()
horizontal_margin = (
self._grid_metadata.pad_horizontal_margin / self._grid_metadata.ncolumns
)
Expand All @@ -1973,23 +1979,61 @@ def plot_common_legend(

leg = rt.TLegend(xleft, ydown, xright, yup)
leg.SetTextAlign(textalign)
leg.SetHeader(title)

leg.SetBorderSize(1)
leg.SetMargin(0.5)

# Have at most 4 items on the same row
ndrawables = len(args)
leg.SetNColumns(ndrawables if ndrawables < 5 else 4)
ncolumns = (ndrawables + 1) if (ndrawables + 1) < 6 else 5
leg.SetNColumns(ncolumns)
if ipos != 0:
n = 0
for arg in args:
if n % ncolumns == 0:
leg.AddEntry(0, " ", " ")
n += 1
leg.AddEntry(arg.obj, arg.name, arg.opt)
n += 1
else:
for arg in args:
leg.AddEntry(arg.obj, arg.name, arg.opt)

for arg in args:
leg.AddEntry(arg.obj, arg.name, arg.opt)
pad.plot(leg)

latex = rt.TLatex()
latex.SetNDC()
latex.SetTextFont(titleFont)

canvas_height = pad._pad.GetWh()
ymin = pad._pad.GetYlowNDC()
ymax = pad._pad.GetYlowNDC() + pad._pad.GetHNDC()
pad_ndc_height = ymax - ymin
pad_pixel_height = canvas_height * pad_ndc_height
titleSize = titleSize / pad_pixel_height
subtitleSize = titleSize * 0.76

latex.SetTextSize(titleSize)
latex.SetTextAlign(13)
if ipos != 0:
latex.DrawLatex(0.11, 0.60, title)
else:
latex.DrawLatex(0.10, 0.97, title)
latex.SetTextFont(subtitleFont)
latex.SetTextSize(subtitleSize)
if ipos != 0:
latex.DrawLatex(0.11, 0.30, subtitle)
else:
latex.DrawLatex(0.17, 0.94, subtitle)


def plot_text(
self,
pad: CMSPad,
text,
textsize=0.1,
textalign=11,
textsize=50,
textfont=42,
textalign=33,
xcoord: int | None = None,
ycoord: int | None = None,
):
Expand All @@ -2008,9 +2052,17 @@ def plot_text(
latex.SetTextAngle(0)
latex.SetTextColor(rt.kBlack)

latex.SetTextFont(42)
latex.SetTextFont(textfont)
latex.SetTextAlign(textalign)

canvas_height = pad._pad.GetWh()
ymin = pad._pad.GetYlowNDC()
ymax = pad._pad.GetYlowNDC() + pad._pad.GetHNDC()
pad_ndc_height = ymax - ymin
pad_pixel_height = canvas_height * pad_ndc_height
textsize = textsize / pad_pixel_height
latex.SetTextSize(textsize)

latex.DrawLatex(xcoord, ycoord, text)
latex.Draw()

Expand Down Expand Up @@ -2143,6 +2195,8 @@ def subplots(
shared_y_axis: bool = True,
canvas_width: int = 2000,
canvas_height: int = 2000,
axis_title_size: float = 50,
axis_label_size: float = 50 * 0.8
) -> CMSCanvasManager:
"""
Creates multiple pads in a canvas according to the input configuration, then
Expand All @@ -2159,6 +2213,8 @@ def subplots(
- shared_y_axis: whether the y axis of all columns should be shared
- canvas_width: total width of the canvas
- canvas_height: total height of the canvas
- axis_title_size: reference absolute size for axis titles
- axis_label_size: reference absolute size for axis labels
"""

top_pad = None
Expand Down Expand Up @@ -2205,11 +2261,9 @@ def subplots(
)
pad.SetBottomMargin(epsilon_height)
elif row_index == nrows - 1:
pad.SetTopMargin(epsilon_height)
pad.SetBottomMargin(
pad_vertical_margin * (1 / height_ratios[i // ncolumns])
- epsilon_height
)
margin = pad_vertical_margin * (1 / height_ratios[i // ncolumns]) / 2
pad.SetTopMargin(margin)
pad.SetBottomMargin(margin)
else:
pad.SetTopMargin(
pad_vertical_margin / 2 * (1 / height_ratios[i // ncolumns])
Expand Down Expand Up @@ -2269,22 +2323,37 @@ def subplots(
for frame, pad in zip(listofframes[-ncolumns:], listofpads[-ncolumns:]):
with _managed_tpad_context(canvas):
pad.cd()
frame.GetXaxis().SetLabelSize(0.3)

canvas_height = listofpads[i].GetWh()
ymin = listofpads[i].GetYlowNDC()
ymax = listofpads[i].GetYlowNDC() + listofpads[i].GetHNDC()
pad_ndc_height = ymax - ymin
pad_pixel_height = canvas_height * pad_ndc_height
labeltextsize = axis_label_size / pad_pixel_height
frame.GetXaxis().SetLabelSize(labeltextsize)
frame.GetXaxis().SetNdivisions(5, 5, 0, True)

if shared_y_axis:
for i in range(0, len(listofframes), ncolumns):
with _managed_tpad_context(canvas):
listofpads[i].cd()
listofframes[i].GetYaxis().SetLabelSize(
0.3 * (1 / height_ratios[i // ncolumns])
)

canvas_height = listofpads[i].GetWh()
ymin = listofpads[i].GetYlowNDC()
ymax = listofpads[i].GetYlowNDC() + listofpads[i].GetHNDC()
pad_ndc_height = ymax - ymin
pad_pixel_height = canvas_height * pad_ndc_height
labeltextsize = axis_label_size / pad_pixel_height

listofframes[i].GetYaxis().SetLabelSize(labeltextsize)
listofframes[i].GetYaxis().SetNdivisions(3, 5, 0, True)
listofframes[i].GetYaxis().SetTitleSize(
0.4 * (1 / height_ratios[i // ncolumns])
)

titletextsize = axis_title_size / pad_pixel_height
listofframes[i].GetYaxis().SetTitleSize(titletextsize)


listofframes[i].GetYaxis().SetTitleOffset(
2 * (height_ratios[i // ncolumns] / sum(height_ratios))
3 * (height_ratios[i // ncolumns] / sum(height_ratios))
)

return CMSCanvasManager(
Expand Down
30 changes: 21 additions & 9 deletions tests/test_subplots.py
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Original file line number Diff line number Diff line change
Expand Up @@ -59,32 +59,44 @@ def test_subplots():
"""Example of multiple plots in the same canvas, with shared common legend"""
ncolumns = 2
nrows = 6

cvm = cmsstyle.subplots(
ncolumns=ncolumns,
nrows=nrows,
height_ratios=[3, 1] * (nrows // 2),
height_ratios=[2, 1] * (nrows // 2),
canvas_top_margin=0.1,
canvas_bottom_margin=0.03)
canvas_bottom_margin=0.03,
axis_label_size = 40
)

data, hs, h_err, ratio, yerr_root, ref_line, bkg, signal = _create_drawables()

cvm.plot_common_legend(
cvm.top_pad,
cmsstyle.LegendItem(data, "Uncertainty", "pe"),
cmsstyle.LegendItem(bkg, "MC1", "f"),
cmsstyle.LegendItem(signal, "MC2", "f"),
cmsstyle.LegendItem(ratio, "Ratio", "pe"),
cmsstyle.LegendItem(ratio, "Ratio", "pe"),
cmsstyle.LegendItem(signal, "Testing", "f"),
cmsstyle.LegendItem(data, "Data", "pe"),
cmsstyle.LegendItem(bkg, "MC1", "f"),
cmsstyle.LegendItem(signal, "MC2", "f"),
cmsstyle.LegendItem(ratio, "Ratio", "pe"))
cmsstyle.LegendItem(data, "Hello", "pe"),
cmsstyle.LegendItem(ratio, "BigTitle", "pe"),
textalign=12,
ipos = 11
)
cvm.plot_text(
cvm.top_pad,
"Run 2, 138 fb^{#minus1}",
textsize=0.3,
textalign=33)
)
cvm.plot_text(
cvm.bottom_pad,
"m^{ll} (GeV)",
textsize=1,
textalign=33)
cvm.ylabel("Test")
textsize=50,
)
cvm.ylabel(labels={0:"Test0", 2:"", 4:"Test4", 6:"", 8:"Test8", 10:""})

row_index = -1
for i, pad in enumerate(cvm.pads):
Expand All @@ -103,4 +115,4 @@ def test_subplots():


if __name__ == "__main__":
test_subplots()
test_subplots()