add ribbons

This commit is contained in:
Simon Christ 2019-11-25 14:18:25 +01:00
parent c056f8525d
commit eb7ac6ea3d

View File

@ -26,6 +26,7 @@ Base.@kwdef mutable struct PGFPlotsXPlot
)
# pgfplots libraries
PGFPlotsX.push_preamble!(pgfx_plot.the_plot, "\\usepgfplotslibrary{patchplots}")
PGFPlotsX.push_preamble!(pgfx_plot.the_plot, "\\usepgfplotslibrary{fillbetween}")
pgfx_plot
end
end
@ -218,16 +219,22 @@ function (pgfx_plot::PGFPlotsXPlot)(plt::Plot{PGFPlotsXBackend})
segment_opt = merge( segment_opt, pgfx_marker(opt, i) )
end
if st == :shape ||
(series[:fillrange] !== nothing && !isfilledcontour(series))
(series[:fillrange] !== nothing && !isfilledcontour(series)) &&
series[:ribbon] === nothing
segment_opt = merge( segment_opt, pgfx_fillstyle(opt, i) )
end
coordinates = pgfx_series_coordinates!( sp, series, segment_opt, opt, rng )
segment_plot = series_func(
merge(series_opt, segment_opt),
coordinates,
(series[:fillrange] !== nothing && !isfilledcontour(series)) ? "\\closedcycle" : "{}"
(series[:fillrange] !== nothing && !isfilledcontour(series) && series[:ribbon] === nothing) ? "\\closedcycle" : "{}"
)
push!(axis, segment_plot)
# add ribbons?
ribbon = series[:ribbon]
if ribbon !== nothing
pgfx_add_ribbons!( axis, series, segment_plot, series_func, series_index )
end
# add to legend?
if i == 1 && opt[:label] != "" && sp[:legend] != :none && should_add_to_legend(series)
push!( axis, PGFPlotsX.LegendEntry( opt[:label] )
@ -570,6 +577,45 @@ function pgfx_add_annotation!(o, x, y, val, thickness_scaling = 1)
"{$(val.str).};"
])
end
function pgfx_add_ribbons!( axis, series, segment_plot, series_func, series_index )
ribbon = series[:ribbon]
opt = series.plotattributes
ribbon_n = length(opt[:y]) ÷ length(ribbon)
ribbon_y = repeat(ribbon, outer = ribbon_n)
# upper ribbon
ribbon_name_plus = "plots_rib_p$series_index"
ribbon_opt_plus = merge(segment_plot.options, PGFPlotsX.Options(
"name path" => ribbon_name_plus,
"color" => opt[:fillcolor],
"draw opacity" => opt[:fillalpha]
))
coordinates_plus = PGFPlotsX.Coordinates(opt[:x], opt[:y] + ribbon_y)
ribbon_plot_plus = series_func(
ribbon_opt_plus,
coordinates_plus
)
push!(axis, ribbon_plot_plus)
# lower ribbon
ribbon_name_minus = "plots_rib_m$series_index"
ribbon_opt_minus = merge(segment_plot.options, PGFPlotsX.Options(
"name path" => ribbon_name_minus,
"color" => opt[:fillcolor],
"draw opacity" => opt[:fillalpha]
))
coordinates_plus = PGFPlotsX.Coordinates(opt[:x], opt[:y] - ribbon_y)
ribbon_plot_plus = series_func(
ribbon_opt_minus,
coordinates_plus
)
push!(axis, ribbon_plot_plus)
# fill
push!(axis, series_func(
pgfx_fillstyle(opt, series_index),
"fill between [of=$(ribbon_name_plus) and $(ribbon_name_minus)]"
))
return axis
end
# --------------------------------------------------------------------------------------
function pgfx_axis!(opt::PGFPlotsX.Options, sp::Subplot, letter)
axis = sp[Symbol(letter,:axis)]