282 lines
7.4 KiB
Julia
282 lines
7.4 KiB
Julia
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# https://github.com/tbreloff/Qwt.jl
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function _initialize_backend(::QwtBackend; kw...)
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@eval begin
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warn("Qwt is no longer supported... many features will likely be broken.")
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import Qwt
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export Qwt
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end
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end
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# -------------------------------
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@compat const _qwtAliases = KW(
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:nbins => :heatmap_n,
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:fillrange => :fillto,
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:linewidth => :width,
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:markershape => :marker,
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:hexbin => :heatmap,
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:path => :line,
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:steppost => :step,
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:steppre => :stepinverted,
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:star5 => :star1,
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:star8 => :star2,
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)
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function fixcolors(d::KW)
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for (k,v) in d
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if typeof(v) <: ColorScheme
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d[k] = getColor(v)
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end
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end
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end
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function replaceQwtAliases(d, s)
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if haskey(_qwtAliases, d[s])
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d[s] = _qwtAliases[d[s]]
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end
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end
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function adjustQwtKeywords(plt::Plot{QwtBackend}, iscreating::Bool; kw...)
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d = KW(kw)
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lt = d[:linetype]
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if lt == :scatter
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d[:linetype] = :none
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if d[:markershape] == :none
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d[:markershape] = :ellipse
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end
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elseif lt in (:hline, :vline)
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addLineMarker(plt, d)
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d[:linetype] = :none
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d[:markershape] = :ellipse
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d[:markersize] = 1
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if lt == :vline
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d[:x], d[:y] = d[:y], d[:x]
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end
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elseif !iscreating && lt == :bar
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d = barHack(; kw...)
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elseif !iscreating && lt == :hist
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d = barHack(; histogramHack(; kw...)...)
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end
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replaceQwtAliases(d, :linetype)
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replaceQwtAliases(d, :markershape)
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for k in keys(d)
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if haskey(_qwtAliases, k)
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d[_qwtAliases[k]] = d[k]
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end
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end
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d[:x] = collect(d[:x])
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d[:y] = collect(d[:y])
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d
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end
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function _create_plot(pkg::QwtBackend; kw...)
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d = KW(kw)
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fixcolors(d)
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dumpdict(d,"\n\n!!! plot")
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o = Qwt.plot(zeros(0,0); d..., show=false)
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plt = Plot(o, pkg, 0, d, KW[])
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plt
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end
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function _add_series(::QwtBackend, plt::Plot; kw...)
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d = adjustQwtKeywords(plt, false; kw...)
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fixcolors(d)
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dumpdict(d,"\n\n!!! plot!")
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Qwt.oplot(plt.o; d...)
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push!(plt.seriesargs, d)
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plt
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end
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# ----------------------------------------------------------------
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function updateLimsAndTicks(plt::Plot{QwtBackend}, d::KW, isx::Bool)
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lims = get(d, isx ? :xlims : :ylims, nothing)
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ticks = get(d, isx ? :xticks : :yticks, nothing)
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w = plt.o.widget
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axisid = Qwt.QWT.QwtPlot[isx ? :xBottom : :yLeft]
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if typeof(lims) <: @compat(Union{Tuple,AVec}) && length(lims) == 2
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if isx
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plt.o.autoscale_x = false
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else
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plt.o.autoscale_y = false
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end
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w[:setAxisScale](axisid, lims...)
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end
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if typeof(ticks) <: Range
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if isx
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plt.o.autoscale_x = false
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else
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plt.o.autoscale_y = false
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end
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w[:setAxisScale](axisid, float(minimum(ticks)), float(maximum(ticks)), float(step(ticks)))
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elseif !(ticks in (nothing, :none, :auto))
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warn("Only Range types are supported for Qwt xticks/yticks. typeof(ticks)=$(typeof(ticks))")
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end
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# change the scale
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scalesym = isx ? :xscale : :yscale
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if haskey(d, scalesym)
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scaletype = d[scalesym]
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scaletype == :identity && w[:setAxisScaleEngine](axisid, Qwt.QWT.QwtLinearScaleEngine())
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# scaletype == :log && w[:setAxisScaleEngine](axisid, Qwt.QWT.QwtLogScaleEngine(e))
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# scaletype == :log2 && w[:setAxisScaleEngine](axisid, Qwt.QWT.QwtLogScaleEngine(2))
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scaletype == :log10 && w[:setAxisScaleEngine](axisid, Qwt.QWT.QwtLog10ScaleEngine())
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scaletype in supportedScales() || warn("Unsupported scale type: ", scaletype)
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end
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end
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function _update_plot(plt::Plot{QwtBackend}, d::KW)
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haskey(d, :title) && Qwt.title(plt.o, d[:title])
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haskey(d, :xlabel) && Qwt.xlabel(plt.o, d[:xlabel])
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haskey(d, :ylabel) && Qwt.ylabel(plt.o, d[:ylabel])
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updateLimsAndTicks(plt, d, true)
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updateLimsAndTicks(plt, d, false)
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end
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function _update_plot_pos_size(plt::AbstractPlot{QwtBackend}, d::KW)
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haskey(d, :size) && Qwt.resizewidget(plt.o, d[:size]...)
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haskey(d, :pos) && Qwt.movewidget(plt.o, d[:pos]...)
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end
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# ----------------------------------------------------------------
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# curve.setPen(Qt.QPen(Qt.QColor(color), linewidth, self.getLineStyle(linestyle)))
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function addLineMarker(plt::Plot{QwtBackend}, d::KW)
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for yi in d[:y]
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marker = Qwt.QWT.QwtPlotMarker()
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ishorizontal = (d[:linetype] == :hline)
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marker[:setLineStyle](ishorizontal ? 1 : 2)
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marker[ishorizontal ? :setYValue : :setXValue](yi)
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qcolor = Qwt.convertRGBToQColor(getColor(d[:linecolor]))
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linestyle = plt.o.widget[:getLineStyle](string(d[:linestyle]))
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marker[:setLinePen](Qwt.QT.QPen(qcolor, d[:linewidth], linestyle))
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marker[:attach](plt.o.widget)
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end
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# marker[:setValue](x, y)
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# marker[:setLabel](Qwt.QWT.QwtText(val))
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# marker[:attach](plt.o.widget)
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end
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function createQwtAnnotation(plt::Plot, x, y, val::PlotText)
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marker = Qwt.QWT.QwtPlotMarker()
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marker[:setValue](x, y)
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qwttext = Qwt.QWT.QwtText(val.str)
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qwttext[:setFont](Qwt.QT.QFont(val.font.family, val.font.pointsize))
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qwttext[:setColor](Qwt.convertRGBToQColor(getColor(val.font.color)))
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marker[:setLabel](qwttext)
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marker[:attach](plt.o.widget)
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end
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function createQwtAnnotation(plt::Plot, x, y, val::@compat(AbstractString))
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marker = Qwt.QWT.QwtPlotMarker()
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marker[:setValue](x, y)
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marker[:setLabel](Qwt.QWT.QwtText(val))
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marker[:attach](plt.o.widget)
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end
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function _add_annotations{X,Y,V}(plt::Plot{QwtBackend}, anns::AVec{@compat(Tuple{X,Y,V})})
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for ann in anns
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createQwtAnnotation(plt, ann...)
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end
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end
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# ----------------------------------------------------------------
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# accessors for x/y data
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function Base.getindex(plt::Plot{QwtBackend}, i::Int)
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series = plt.o.lines[i]
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series.x, series.y
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end
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function Base.setindex!(plt::Plot{QwtBackend}, xy::Tuple, i::Integer)
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series = plt.o.lines[i]
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series.x, series.y = xy
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plt
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end
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# -------------------------------
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# savepng(::QwtBackend, plt::AbstractPlot, fn::@compat(AbstractString), args...) = Qwt.savepng(plt.o, fn)
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# -------------------------------
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# create the underlying object (each backend will do this differently)
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function _create_subplot(subplt::Subplot{QwtBackend}, isbefore::Bool)
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isbefore && return false
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i = 0
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rows = Any[]
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row = Any[]
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for (i,(r,c)) in enumerate(subplt.layout)
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push!(row, subplt.plts[i].o)
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if c == ncols(subplt.layout, r)
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push!(rows, Qwt.hsplitter(row...))
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row = Any[]
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end
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end
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# for rowcnt in subplt.layout.rowcounts
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# push!(rows, Qwt.hsplitter([plt.o for plt in subplt.plts[(1:rowcnt) + i]]...))
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# i += rowcnt
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# end
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subplt.o = Qwt.vsplitter(rows...)
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# Qwt.resizewidget(subplt.o, getplotargs(subplt,1)[:size]...)
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# Qwt.moveToLastScreen(subplt.o) # hack so it goes to my center monitor... sorry
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true
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end
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function _expand_limits(lims, plt::Plot{QwtBackend}, isx::Bool)
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for series in plt.o.lines
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_expand_limits(lims, isx ? series.x : series.y)
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end
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end
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function _remove_axis(plt::Plot{QwtBackend}, isx::Bool)
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end
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# ----------------------------------------------------------------
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function Base.writemime(io::IO, ::MIME"image/png", plt::Plot{QwtBackend})
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Qwt.refresh(plt.o)
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Qwt.savepng(plt.o, "/tmp/dfskjdhfkh.png")
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write(io, readall("/tmp/dfskjdhfkh.png"))
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end
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function Base.writemime(io::IO, ::MIME"image/png", subplt::Subplot{QwtBackend})
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for plt in subplt.plts
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Qwt.refresh(plt.o)
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end
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Qwt.savepng(subplt.o, "/tmp/dfskjdhfkh.png")
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write(io, readall("/tmp/dfskjdhfkh.png"))
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end
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function Base.display(::PlotsDisplay, plt::Plot{QwtBackend})
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Qwt.refresh(plt.o)
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Qwt.showwidget(plt.o)
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end
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function Base.display(::PlotsDisplay, subplt::Subplot{QwtBackend})
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for plt in subplt.plts
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Qwt.refresh(plt.o)
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end
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Qwt.showwidget(subplt.o)
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end
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