1108 lines
36 KiB
Julia
1108 lines
36 KiB
Julia
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# https://github.com/jheinen/GR.jl
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# significant contributions by @jheinen
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supportedArgs(::GRBackend) = [
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:annotations,
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:background_color, :foreground_color, :color_palette,
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:background_color_legend, :background_color_inside, :background_color_outside,
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:foreground_color_legend, :foreground_color_grid, :foreground_color_axis,
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:foreground_color_text, :foreground_color_border,
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:group,
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:label,
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:seriestype,
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:seriescolor, :seriesalpha,
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:linecolor, :linestyle, :linewidth, :linealpha,
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:markershape, :markercolor, :markersize, :markeralpha,
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:markerstrokewidth, :markerstrokecolor, :markerstrokealpha,
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:fillrange, :fillcolor, :fillalpha,
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:bins,
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:n, :nc, :nr, :layout,
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:smooth,
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:title, :window_title, :show, :size,
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:x, :xguide, :xlims, :xticks, :xscale, :xflip,
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:y, :yguide, :ylims, :yticks, :yscale, :yflip,
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# :axis, :yrightlabel,
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:z, :zguide, :zlims, :zticks, :zscale, :zflip,
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:z,
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:tickfont, :guidefont, :legendfont,
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:grid, :legend, :colorbar,
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:marker_z, :levels,
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:xerror, :yerror,
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:ribbon, :quiver,
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:orientation,
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:overwrite_figure,
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:polar,
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:aspect_ratio,
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:normalize, :weights
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]
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supportedAxes(::GRBackend) = _allAxes
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supportedTypes(::GRBackend) = [
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:path, #:steppre, :steppost,
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:scatter,
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#:histogram2d, :hexbin,
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# :sticks,
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# :hline, :vline,
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:heatmap, :pie, :image,
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:contour, :path3d, :scatter3d, :surface, :wireframe,
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:shape
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]
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supportedStyles(::GRBackend) = [:auto, :solid, :dash, :dot, :dashdot, :dashdotdot]
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supportedMarkers(::GRBackend) = vcat(_allMarkers, Shape)
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supportedScales(::GRBackend) = [:identity, :log10]
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subplotSupported(::GRBackend) = true
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# nativeImagesSupported(::GRBackend) = true
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function _initialize_backend(::GRBackend; kw...)
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@eval begin
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import GR
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export GR
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end
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end
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# --------------------------------------------------------------------------------------
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const gr_linetype = KW(
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:auto => 1,
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:solid => 1,
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:dash => 2,
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:dot => 3,
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:dashdot => 4,
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:dashdotdot => -1
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)
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const gr_markertype = KW(
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:auto => 1,
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:none => -1,
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:ellipse => -1,
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:rect => -7,
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:diamond => -13,
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:utriangle => -3,
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:dtriangle => -5,
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:pentagon => -21,
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:hexagon => -22,
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:heptagon => -23,
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:octagon => -24,
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:cross => 2,
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:xcross => 5,
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:star4 => -25,
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:star5 => -26,
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:star6 => -27,
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:star7 => -28,
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:star8 => -29,
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:vline => -30,
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:hline => -31
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)
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const gr_halign = KW(
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:left => 1,
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:hcenter => 2,
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:right => 3
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)
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const gr_valign = KW(
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:top => 1,
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:vcenter => 3,
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:bottom => 5
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)
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const gr_font_family = Dict(
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"times" => 1,
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"helvetica" => 5,
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"courier" => 9,
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"bookman" => 14,
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"newcenturyschlbk" => 18,
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"avantgarde" => 22,
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"palatino" => 26
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)
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# --------------------------------------------------------------------------------------
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function gr_getcolorind(v, a =nothing)
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c = getColor(v)
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idx = convert(Int, GR.inqcolorfromrgb(c.r, c.g, c.b))
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GR.settransparency(float(a==nothing ? alpha(c) : a))
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idx
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end
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gr_set_linecolor(c, a=nothing) = GR.setlinecolorind(gr_getcolorind(c, a))
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gr_set_fillcolor(c, a=nothing) = GR.setfillcolorind(gr_getcolorind(c, a))
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gr_set_markercolor(c, a=nothing) = GR.setmarkercolorind(gr_getcolorind(c, a))
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gr_set_textcolor(c, a=nothing) = GR.settextcolorind(gr_getcolorind(c, a))
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# --------------------------------------------------------------------------------------
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# function gr_getaxisind(d)
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# axis = :left
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# if axis in [:none, :left]
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# return 1
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# else
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# return 2
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# end
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# end
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function gr_setmarkershape(d)
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if d[:markershape] != :none
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shape = d[:markershape]
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if isa(shape, Shape)
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d[:vertices] = vertices(shape)
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else
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GR.setmarkertype(gr_markertype[shape])
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d[:vertices] = :none
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end
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end
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end
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function gr_polymarker(d, x, y)
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if d[:vertices] != :none
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vertices= d[:vertices]
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dx = Float64[el[1] for el in vertices] * 0.03
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dy = Float64[el[2] for el in vertices] * 0.03
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GR.selntran(0)
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# GR.setfillcolorind(gr_getcolorind(d[:markercolor]))
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# GR.setfillintstyle(GR.INTSTYLE_SOLID)
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for i = 1:length(x)
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xn, yn = GR.wctondc(x[i], y[i])
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GR.fillarea(xn + dx, yn + dy)
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end
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GR.selntran(1)
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else
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GR.polymarker(x, y)
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end
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end
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# draw line segments, splitting x/y into contiguous/finite segments
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# note: this can be used for shapes by passing func `GR.fillarea`
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function gr_polyline(x, y, func = GR.polyline)
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iend = 0
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n = length(x)
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while iend < n-1
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# set istart to the first index that is finite
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istart = -1
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for j = iend+1:n
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if isfinite(x[j]) && isfinite(y[j])
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istart = j
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break
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end
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end
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if istart > 0
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# iend is the last finite index
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iend = -1
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for j = istart+1:n
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if isfinite(x[j]) && isfinite(y[j])
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iend = j
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else
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break
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end
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end
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end
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# if we found a start and end, draw the line segment, otherwise we're done
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if istart > 0 && iend > 0
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func(x[istart:iend], y[istart:iend])
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else
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break
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end
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end
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end
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function gr_polaraxes(rmin, rmax)
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GR.savestate()
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GR.setlinetype(GR.LINETYPE_SOLID)
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GR.setlinecolorind(88)
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tick = 0.5 * GR.tick(rmin, rmax)
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n = round(Int, (rmax - rmin) / tick + 0.5)
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for i in 0:n
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r = float(i) / n
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if i % 2 == 0
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GR.setlinecolorind(88)
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if i > 0
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GR.drawarc(-r, r, -r, r, 0, 359)
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end
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GR.settextalign(GR.TEXT_HALIGN_LEFT, GR.TEXT_VALIGN_HALF)
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x, y = GR.wctondc(0.05, r)
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GR.text(x, y, string(signif(rmin + i * tick, 12)))
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else
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GR.setlinecolorind(90)
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GR.drawarc(-r, r, -r, r, 0, 359)
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end
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end
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for alpha in 0:45:315
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a = alpha + 90
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sinf = sin(a * pi / 180)
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cosf = cos(a * pi / 180)
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GR.polyline([sinf, 0], [cosf, 0])
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GR.settextalign(GR.TEXT_HALIGN_CENTER, GR.TEXT_VALIGN_HALF)
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x, y = GR.wctondc(1.1 * sinf, 1.1 * cosf)
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GR.textext(x, y, string(alpha, "^o"))
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end
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GR.restorestate()
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end
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# using the axis extrema and limit overrides, return the min/max value for this axis
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gr_x_axislims(sp::Subplot) = axis_limits(sp[:xaxis])
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gr_y_axislims(sp::Subplot) = axis_limits(sp[:yaxis])
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gr_z_axislims(sp::Subplot) = axis_limits(sp[:zaxis])
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gr_xy_axislims(sp::Subplot) = gr_x_axislims(sp)..., gr_y_axislims(sp)...
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function gr_lims(axis::Axis, adjust::Bool, expand = nothing)
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if expand != nothing
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expand_extrema!(axis, expand)
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end
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lims = axis_limits(axis)
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if adjust
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GR.adjustrange(lims...)
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else
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lims
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end
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end
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function gr_fill_viewport(vp::AVec{Float64}, c)
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GR.savestate()
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GR.selntran(0)
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GR.setfillintstyle(GR.INTSTYLE_SOLID)
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# GR.setfillcolorind(gr_getcolorind(c))
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gr_set_fillcolor(c)
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GR.fillrect(vp...)
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GR.selntran(1)
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GR.restorestate()
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end
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normalize_zvals(zv::Void) = zv
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function normalize_zvals(zv::AVec)
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vmin, vmax = extrema(zv)
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if vmin == vmax
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zeros(length(zv))
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else
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(zv - vmin) ./ (vmax - vmin)
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end
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end
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function gr_draw_markers(d::KW, x, y, msize, mz, c, a)
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if length(x) > 0
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if typeof(msize) <: Number && mz == nothing
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# draw the markers all the same
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GR.setmarkersize(msize)
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gr_set_markercolor(c, a)
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gr_polymarker(d, x, y)
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else
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# draw each marker differently
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for i = 1:length(x)
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if mz != nothing
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gr_set_markercolor(getColorZ(c, mz[i]), a)
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else
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gr_set_markercolor(c, a)
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end
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GR.setmarkersize(isa(msize, Number) ? msize : msize[mod1(i, length(msize))])
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gr_polymarker(d, [x[i]], [y[i]])
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end
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end
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end
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end
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function gr_draw_markers(series::Series, x, y)
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d = series.d
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msize = 0.5 * d[:markersize]
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mz = normalize_zvals(d[:marker_z])
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# draw the marker
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gr_setmarkershape(d)
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GR.setfillintstyle(GR.INTSTYLE_SOLID)
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gr_draw_markers(d, x, y, msize, mz, d[:markercolor], d[:markeralpha])
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# # draw the stroke
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# GR.setfillintstyle(GR.INTSTYLE_HOLLOW)
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# gr_draw_markers(d, x, y, msize, mz, d[:markerstrokecolor], d[:markerstrokealpha])
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if mz != nothing
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gr_colorbar(d[:subplot])
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end
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end
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function gr_set_line(w, style, c, a)
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GR.setlinetype(gr_linetype[style])
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GR.setlinewidth(w)
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gr_set_linecolor(c, a)
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end
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function gr_set_fill(c, a)
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gr_set_fillcolor(c, a)
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GR.setfillintstyle(GR.INTSTYLE_SOLID)
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end
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# this stores the conversion from a font pointsize to "percentage of window height" (which is what GR uses)
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const _gr_point_mult = zeros(1)
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# set the font attributes... assumes _gr_point_mult has been populated already
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function gr_set_font(f::Font)
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family = lowercase(f.family)
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GR.setcharheight(_gr_point_mult[1] * f.pointsize)
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GR.setcharup(sin(f.rotation), cos(f.rotation))
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if haskey(gr_font_family, family)
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GR.settextfontprec(100 + gr_font_family[family], GR.TEXT_PRECISION_STRING)
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end
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gr_set_textcolor(f.color)
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GR.settextalign(gr_halign[f.halign], gr_valign[f.valign])
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end
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# --------------------------------------------------------------------------------------
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# viewport plot area
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# this stays constant for a given subplot while displaying that subplot.
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# values are [xmin, xmax, ymin, ymax]. they range [0,1].
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const viewport_plotarea = zeros(4)
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function gr_viewport_from_bbox(bb::BoundingBox, w, h, viewport_canvas)
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viewport = zeros(4)
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viewport[1] = viewport_canvas[2] * (left(bb) / w)
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viewport[2] = viewport_canvas[2] * (right(bb) / w)
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viewport[3] = viewport_canvas[4] * (1.0 - bottom(bb) / h)
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viewport[4] = viewport_canvas[4] * (1.0 - top(bb) / h)
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viewport
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end
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# change so we're focused on the viewport area
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function gr_set_viewport_cmap(sp::Subplot)
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GR.setviewport(
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# viewport_plotarea[2] + (is3d(sp) ? 0.07 : 0.02),
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# viewport_plotarea[2] + (is3d(sp) ? 0.10 : 0.05),
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viewport_plotarea[2] + (is3d(sp) ? 0.04 : 0.02),
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viewport_plotarea[2] + (is3d(sp) ? 0.07 : 0.05),
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viewport_plotarea[3],
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viewport_plotarea[4]
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)
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end
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# reset the viewport to the plot area
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function gr_set_viewport_plotarea()
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GR.setviewport(
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viewport_plotarea[1],
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viewport_plotarea[2],
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viewport_plotarea[3],
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viewport_plotarea[4]
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)
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end
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function gr_set_viewport_polar()
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xmin, xmax, ymin, ymax = viewport_plotarea
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ymax -= 0.05 * (xmax - xmin)
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xcenter = 0.5 * (xmin + xmax)
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ycenter = 0.5 * (ymin + ymax)
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r = 0.5 * min(xmax - xmin, ymax - ymin)
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GR.setviewport(xcenter -r, xcenter + r, ycenter - r, ycenter + r)
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GR.setwindow(-1, 1, -1, 1)
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r
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end
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# add the colorbar
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function gr_colorbar(sp::Subplot)
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gr_set_viewport_cmap(sp)
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GR.colormap()
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gr_set_viewport_plotarea()
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end
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gr_view_xcenter() = 0.5 * (viewport_plotarea[1] + viewport_plotarea[2])
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gr_view_ycenter() = 0.5 * (viewport_plotarea[3] + viewport_plotarea[4])
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gr_view_xdiff() = viewport_plotarea[2] - viewport_plotarea[1]
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gr_view_ydiff() = viewport_plotarea[4] - viewport_plotarea[3]
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# --------------------------------------------------------------------------------------
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function gr_set_gradient(c, a)
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grad = isa(c, ColorGradient) ? c : default_gradient()
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grad = ColorGradient(grad, alpha=a)
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for (i,z) in enumerate(linspace(0, 1, 256))
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c = getColorZ(grad, z)
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GR.setcolorrep(999+i, red(c), green(c), blue(c))
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end
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grad
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end
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# this is our new display func... set up the viewport_canvas, compute bounding boxes, and display each subplot
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function gr_display(plt::Plot)
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GR.clearws()
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# collect some monitor/display sizes in meters and pixels
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display_width_meters, display_height_meters, display_width_px, display_height_px = GR.inqdspsize()
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display_width_ratio = display_width_meters / display_width_px
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display_height_ratio = display_height_meters / display_height_px
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# compute the viewport_canvas, normalized to the larger dimension
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viewport_canvas = Float64[0,1,0,1]
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w, h = plt[:size]
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if w > h
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ratio = float(h) / w
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msize = display_width_ratio * w
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GR.setwsviewport(0, msize, 0, msize * ratio)
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GR.setwswindow(0, 1, 0, ratio)
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viewport_canvas[3] *= ratio
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viewport_canvas[4] *= ratio
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else
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ratio = float(w) / h
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msize = display_height_ratio * h
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GR.setwsviewport(0, msize * ratio, 0, msize)
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GR.setwswindow(0, ratio, 0, 1)
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viewport_canvas[1] *= ratio
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viewport_canvas[2] *= ratio
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end
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# fill in the viewport_canvas background
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gr_fill_viewport(viewport_canvas, plt[:background_color_outside])
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# update point mult
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px_per_pt = px / pt
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_gr_point_mult[1] = px_per_pt / h
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# subplots:
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for sp in plt.subplots
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gr_display(sp, w*px, h*px, viewport_canvas)
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end
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GR.updatews()
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end
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function gr_display(sp::Subplot{GRBackend}, w, h, viewport_canvas)
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# the viewports for this subplot
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viewport_subplot = gr_viewport_from_bbox(bbox(sp), w, h, viewport_canvas)
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viewport_plotarea[:] = gr_viewport_from_bbox(plotarea(sp), w, h, viewport_canvas)
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# fill in the plot area background
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bg = getColor(sp[:background_color_inside])
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gr_fill_viewport(viewport_plotarea, bg)
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# dark_bg = 0.21 * bg.r + 0.72 * bg.g + 0.07 * bg.b < 0.9
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# num_axes = 1
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# grid_flag = sp[:grid]
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# reduced from before... set some flags based on the series in this subplot
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# TODO: can these be generic flags?
|
|
outside_ticks = false
|
|
cmap = false
|
|
draw_axes = true
|
|
# axes_2d = true
|
|
for series in series_list(sp)
|
|
# st = ispolar(sp) ? :polar : series.d[:seriestype]
|
|
st = series.d[:seriestype]
|
|
if st in (:contour, :surface, :heatmap) || series.d[:marker_z] != nothing
|
|
cmap = true
|
|
end
|
|
if st == :pie
|
|
draw_axes = false
|
|
end
|
|
# if st in (:pie, :polar, :surface, :wireframe, :path3d, :scatter3d)
|
|
# axes_2d = false
|
|
# end
|
|
if st == :heatmap
|
|
outside_ticks = true
|
|
end
|
|
end
|
|
|
|
if cmap
|
|
# note: add extra midpadding on the right for the colorbar
|
|
viewport_plotarea[2] -= 0.1
|
|
end
|
|
|
|
# compute extrema
|
|
# lims = gr_xy_axislims(sp)
|
|
# extrema = Float64[lims[c] for r=1:2,c=1:4]
|
|
|
|
# # TODO: this should be accounted for in `_update_min_padding!`
|
|
# if num_axes == 2 || !axes_2d
|
|
# # note: add extra midpadding on the right for a second (right) axis
|
|
# viewport_plotarea[2] -= 0.0525
|
|
# end
|
|
|
|
# set our plot area view
|
|
# gr_set_viewport_plotarea()
|
|
gr_set_viewport_plotarea()
|
|
|
|
# these are the Axis objects, which hold scale, lims, etc
|
|
xaxis = sp[:xaxis]
|
|
yaxis = sp[:yaxis]
|
|
zaxis = sp[:zaxis]
|
|
|
|
# window_diag = sqrt((viewport_plotarea[2] - viewport_plotarea[1])^2 + (viewport_plotarea[4] - viewport_plotarea[3])^2)
|
|
window_diag = sqrt(gr_view_xdiff()^2 + gr_view_ydiff()^2)
|
|
|
|
# for axis_idx = 1:num_axes
|
|
# xmin, xmax, ymin, ymax = extrema[axis_idx,:]
|
|
|
|
# get data limits and set the scale flags and window
|
|
data_lims = gr_xy_axislims(sp)
|
|
xmin, xmax, ymin, ymax = data_lims
|
|
if xmax > xmin && ymax > ymin
|
|
# NOTE: for log axes, the major_x and major_y - if non-zero (omit labels) - control the minor grid lines (1 = draw 9 minor grid lines, 2 = no minor grid lines)
|
|
# NOTE: for log axes, the x_tick and y_tick - if non-zero (omit axes) - only affect the output appearance (1 = nomal, 2 = scientiic notation)
|
|
scale = 0
|
|
xaxis[:scale] == :log10 && (scale |= GR.OPTION_X_LOG)
|
|
yaxis[:scale] == :log10 && (scale |= GR.OPTION_Y_LOG)
|
|
xaxis[:flip] && (scale |= GR.OPTION_FLIP_X)
|
|
yaxis[:flip] && (scale |= GR.OPTION_FLIP_Y)
|
|
if scale & GR.OPTION_X_LOG == 0
|
|
majorx = 1 #5
|
|
xtick = GR.tick(xmin, xmax) / majorx
|
|
else
|
|
# log axis
|
|
xtick = 2 # scientific notation
|
|
majorx = 2 # no minor grid lines
|
|
end
|
|
if scale & GR.OPTION_Y_LOG == 0
|
|
majory = 1 #5
|
|
ytick = GR.tick(ymin, ymax) / majory
|
|
else
|
|
# log axis
|
|
ytick = 2 # scientific notation
|
|
majory = 2 # no minor grid lines
|
|
end
|
|
# xorg = (scale & GR.OPTION_FLIP_X == 0) ? (xmin,xmax) : (xmax,xmin)
|
|
# yorg = (scale & GR.OPTION_FLIP_Y == 0) ? (ymin,ymax) : (ymax,ymin)
|
|
|
|
# NOTE: setwindow sets the "data coordinate" limits of the current "viewport"
|
|
GR.setwindow(xmin, xmax, ymin, ymax)
|
|
GR.setscale(scale)
|
|
end
|
|
|
|
# draw the axes
|
|
gr_set_font(xaxis[:tickfont])
|
|
gr_set_textcolor(xaxis[:foreground_color_text])
|
|
GR.setlinewidth(1)
|
|
|
|
if is3d(sp)
|
|
zmin, zmax = gr_lims(zaxis, true)
|
|
GR.setspace(zmin, zmax, 40, 70)
|
|
xtick = GR.tick(xmin, xmax) / 2
|
|
ytick = GR.tick(ymin, ymax) / 2
|
|
ztick = GR.tick(zmin, zmax) / 2
|
|
ticksize = 0.01 * (viewport_plotarea[2] - viewport_plotarea[1])
|
|
|
|
# GR.setlinetype(GR.LINETYPE_DOTTED)
|
|
if sp[:grid]
|
|
GR.grid3d(xtick, 0, ztick, xmin, ymin, zmin, 2, 0, 2)
|
|
GR.grid3d(0, ytick, 0, xmax, ymin, zmin, 0, 2, 0)
|
|
end
|
|
GR.axes3d(xtick, 0, ztick, xmin, ymin, zmin, 2, 0, 2, -ticksize)
|
|
GR.axes3d(0, ytick, 0, xmax, ymin, zmin, 0, 2, 0, ticksize)
|
|
|
|
elseif ispolar(sp)
|
|
# xmin, xmax, ymin, ymax = viewport_plotarea
|
|
# ymax -= 0.05 * (xmax - xmin)
|
|
# xcenter = 0.5 * (xmin + xmax)
|
|
# ycenter = 0.5 * (ymin + ymax)
|
|
# r = 0.5 * min(xmax - xmin, ymax - ymin)
|
|
# GR.setviewport(xcenter -r, xcenter + r, ycenter - r, ycenter + r)
|
|
# GR.setwindow(-1, 1, -1, 1)
|
|
r = gr_set_viewport_polar()
|
|
rmin, rmax = GR.adjustrange(minimum(r), maximum(r))
|
|
gr_polaraxes(rmin, rmax)
|
|
|
|
elseif draw_axes
|
|
# draw the grid lines
|
|
# GR.setlinetype(GR.LINETYPE_DOTTED)
|
|
if sp[:grid]
|
|
gr_set_linecolor(sp[:foreground_color_grid])
|
|
GR.grid(xtick, ytick, 0, 0, majorx, majory)
|
|
end
|
|
|
|
ticksize = 0.0075 * window_diag
|
|
if outside_ticks
|
|
ticksize = -ticksize
|
|
end
|
|
# TODO: this should be done for each axis separately
|
|
gr_set_linecolor(xaxis[:foreground_color_axis])
|
|
|
|
x1, x2 = xaxis[:flip] ? (xmax,xmin) : (xmin,xmax)
|
|
y1, y2 = yaxis[:flip] ? (ymax,ymin) : (ymin,ymax)
|
|
GR.axes(xtick, ytick, x1, y1, majorx, majory, ticksize)
|
|
GR.axes(xtick, ytick, x2, y2, -majorx, -majory, -ticksize)
|
|
end
|
|
# end
|
|
|
|
# add the guides
|
|
GR.savestate()
|
|
if sp[:title] != ""
|
|
# GR.savestate()
|
|
gr_set_font(sp[:titlefont])
|
|
GR.settextalign(GR.TEXT_HALIGN_CENTER, GR.TEXT_VALIGN_TOP)
|
|
gr_set_textcolor(sp[:foreground_color_title])
|
|
GR.text(gr_view_xcenter(), viewport_subplot[4], sp[:title])
|
|
# GR.restorestate()
|
|
end
|
|
|
|
if xaxis[:guide] != ""
|
|
# GR.savestate()
|
|
gr_set_font(xaxis[:guidefont])
|
|
GR.settextalign(GR.TEXT_HALIGN_CENTER, GR.TEXT_VALIGN_BOTTOM)
|
|
gr_set_textcolor(xaxis[:foreground_color_guide])
|
|
GR.text(gr_view_xcenter(), viewport_subplot[3], xaxis[:guide])
|
|
# GR.restorestate()
|
|
end
|
|
|
|
if yaxis[:guide] != ""
|
|
# GR.savestate()
|
|
gr_set_font(yaxis[:guidefont])
|
|
GR.settextalign(GR.TEXT_HALIGN_CENTER, GR.TEXT_VALIGN_TOP)
|
|
GR.setcharup(-1, 0)
|
|
gr_set_textcolor(yaxis[:foreground_color_guide])
|
|
GR.text(viewport_subplot[1], gr_view_ycenter(), yaxis[:guide])
|
|
# GR.restorestate()
|
|
end
|
|
GR.restorestate()
|
|
|
|
# TODO: can we remove?
|
|
gr_set_font(xaxis[:tickfont])
|
|
GR.setcolormap(1000 + GR.COLORMAP_COOLWARM)
|
|
|
|
for (idx, series) in enumerate(series_list(sp))
|
|
d = series.d
|
|
st = d[:seriestype]
|
|
|
|
# update the current stored gradient
|
|
if st in (:contour, :surface, :wireframe, :heatmap)
|
|
gr_set_gradient(d[:fillcolor], d[:fillalpha])
|
|
elseif d[:marker_z] != nothing
|
|
d[:markercolor] = gr_set_gradient(d[:markercolor], d[:markeralpha])
|
|
end
|
|
|
|
GR.savestate()
|
|
|
|
# update the bounding window
|
|
# xmin, xmax, ymin, ymax = extrema[gr_getaxisind(d),:]
|
|
if ispolar(sp)
|
|
gr_set_viewport_polar()
|
|
else
|
|
xmin, xmax, ymin, ymax = data_lims
|
|
if xmax > xmin && ymax > ymin
|
|
GR.setwindow(xmin, xmax, ymin, ymax)
|
|
end
|
|
end
|
|
|
|
x, y, z = d[:x], d[:y], d[:z]
|
|
frng = d[:fillrange]
|
|
|
|
# recompute data
|
|
if st in (:contour, :surface, :wireframe)
|
|
z = vec(transpose_z(d, z.surf, false))
|
|
elseif ispolar(sp)
|
|
if frng != nothing
|
|
_, frng = convert_to_polar(x, frng, (rmin, rmax))
|
|
end
|
|
x, y = convert_to_polar(x, y, (rmin, rmax))
|
|
# # xmin, xmax, ymin, ymax = viewport_plotarea
|
|
# ymax -= 0.05 * (xmax - xmin)
|
|
# xcenter = 0.5 * (xmin + xmax)
|
|
# ycenter = 0.5 * (ymin + ymax)
|
|
# r = 0.5 * min(xmax - xmin, ymax - ymin)
|
|
# GR.setviewport(xcenter -r, xcenter + r, ycenter - r, ycenter + r)
|
|
# GR.setwindow(-1, 1, -1, 1)
|
|
# rmin, rmax = GR.adjustrange(minimum(r), maximum(r))
|
|
# gr_polaraxes(rmin, rmax)
|
|
# phi, r = d[:x], d[:y]
|
|
|
|
# # calculate a new x and y
|
|
# phi, r = x, y
|
|
# r = 0.5 * (r - rmin) / (rmax - rmin)
|
|
# n = length(r)
|
|
# x = zeros(n)
|
|
# y = zeros(n)
|
|
# for i in 1:n
|
|
# x[i] = r[i] * cos(phi[i])
|
|
# y[i] = r[i] * sin(phi[i])
|
|
# end
|
|
end
|
|
|
|
# if d[:linewidth] > 0
|
|
# gr_set_line(d[:linewidth], d[:linestyle], d[:linecolor], d[:linealpha])
|
|
# gr_polyline(x, y)
|
|
# end
|
|
|
|
# if d[:markershape] != :none
|
|
# gr_draw_markers(series, x, y)
|
|
# end
|
|
|
|
if st in (:path, :scatter)
|
|
# x, y = d[:x], d[:y]
|
|
if length(x) > 1
|
|
|
|
# do area fill
|
|
# frng = d[:fillrange]
|
|
if frng != nothing
|
|
gr_set_fillcolor(d[:fillcolor], d[:fillalpha])
|
|
GR.setfillintstyle(GR.INTSTYLE_SOLID)
|
|
frng = isa(frng, Number) ? Float64[frng] : frng
|
|
nx, ny, nf = length(x), length(y), length(frng)
|
|
n = max(nx, ny)
|
|
fx, fy = zeros(2n), zeros(2n)
|
|
for i=1:n
|
|
fx[i] = fx[end-i+1] = cycle(x,i)
|
|
fy[i] = cycle(y,i)
|
|
fy[end-i+1] = cycle(frng,i)
|
|
end
|
|
GR.fillarea(fx, fy)
|
|
end
|
|
|
|
# draw the line(s)
|
|
if st == :path
|
|
gr_set_line(d[:linewidth], d[:linestyle], d[:linecolor], d[:linealpha])
|
|
gr_polyline(x, y)
|
|
end
|
|
end
|
|
|
|
if d[:markershape] != :none
|
|
gr_draw_markers(series, x, y)
|
|
end
|
|
|
|
# elseif st == :scatter
|
|
# if d[:markershape] != :none
|
|
# gr_draw_markers(series)
|
|
# end
|
|
|
|
elseif st == :contour
|
|
# x, y, z = d[:x], d[:y], transpose_z(d, d[:z].surf, false)
|
|
# z = transpose_z(d, z.surf, false)
|
|
zmin, zmax = gr_lims(zaxis, false)
|
|
if typeof(d[:levels]) <: Array
|
|
h = d[:levels]
|
|
else
|
|
h = linspace(zmin, zmax, d[:levels])
|
|
end
|
|
GR.setspace(zmin, zmax, 0, 90)
|
|
if d[:fillrange] != nothing
|
|
GR.surface(x, y, z, GR.OPTION_CELL_ARRAY)
|
|
else
|
|
GR.contour(x, y, h, z, 1000)
|
|
end
|
|
|
|
# create the colorbar of contour levels
|
|
# GR.setviewport(viewport_plotarea[2] + 0.02, viewport_plotarea[2] + 0.05, viewport_plotarea[3], viewport_plotarea[4])
|
|
gr_set_viewport_cmap(sp)
|
|
l = round(Int32, 1000 + (h - minimum(h)) / (maximum(h) - minimum(h)) * 255)
|
|
GR.setwindow(xmin, xmax, zmin, zmax)
|
|
GR.cellarray(xmin, xmax, zmax, zmin, 1, length(l), l)
|
|
ztick = 0.5 * GR.tick(zmin, zmax)
|
|
GR.axes(0, ztick, xmax, zmin, 0, 1, 0.005)
|
|
gr_set_viewport_plotarea()
|
|
|
|
elseif st in [:surface, :wireframe]
|
|
# x, y, z = d[:x], d[:y], transpose_z(d, d[:z].surf, false)
|
|
# z = vec(transpose_z(d, z.surf, false))
|
|
# zmin, zmax = gr_lims(zaxis, true)
|
|
# GR.setspace(zmin, zmax, 40, 70)
|
|
# xtick = GR.tick(xmin, xmax) / 2
|
|
# ytick = GR.tick(ymin, ymax) / 2
|
|
# ztick = GR.tick(zmin, zmax) / 2
|
|
# ticksize = 0.01 * (viewport_plotarea[2] - viewport_plotarea[1])
|
|
# GR.setlinewidth(1)
|
|
# if grid_flag
|
|
# GR.grid3d(xtick, 0, ztick, xmin, ymin, zmin, 2, 0, 2)
|
|
# GR.grid3d(0, ytick, 0, xmax, ymin, zmin, 0, 2, 0)
|
|
# end
|
|
# z = reshape(z, length(x) * length(y))
|
|
# z = vec(z)
|
|
if st == :surface
|
|
GR.gr3.surface(x, y, z, GR.OPTION_COLORED_MESH)
|
|
else
|
|
GR.setfillcolorind(0)
|
|
GR.surface(x, y, z, GR.OPTION_FILLED_MESH)
|
|
end
|
|
# GR.setlinewidth(1)
|
|
# GR.axes3d(xtick, 0, ztick, xmin, ymin, zmin, 2, 0, 2, -ticksize)
|
|
# GR.axes3d(0, ytick, 0, xmax, ymin, zmin, 0, 2, 0, ticksize)
|
|
cmap && gr_colorbar(sp)
|
|
# if cmap
|
|
# GR.setviewport(viewport_plotarea[2] + 0.07, viewport_plotarea[2] + 0.1, viewport_plotarea[3], viewport_plotarea[4])
|
|
# GR.colormap()
|
|
# end
|
|
|
|
elseif st == :heatmap
|
|
# x, y, z = d[:x], d[:y], transpose_z(d, d[:z].surf, false)
|
|
z = vec(transpose_z(d, z.surf, false))
|
|
zmin, zmax = gr_lims(zaxis, true)
|
|
GR.setspace(zmin, zmax, 0, 90)
|
|
# z = reshape(z, length(x) * length(y))
|
|
GR.surface(x, y, z, GR.OPTION_COLORED_MESH)
|
|
cmap && gr_colorbar(sp)
|
|
# if cmap
|
|
# GR.setviewport(viewport_plotarea[2] + 0.02, viewport_plotarea[2] + 0.05, viewport_plotarea[3], viewport_plotarea[4])
|
|
# GR.colormap()
|
|
# gr_set_viewport_plotarea()
|
|
# end
|
|
|
|
elseif st in (:path3d, :scatter3d)
|
|
# x, y, z = d[:x], d[:y], d[:z]
|
|
|
|
# first set up the 3D axes
|
|
# zmin, zmax = gr_lims(zaxis, true)
|
|
# GR.setspace(zmin, zmax, 40, 70)
|
|
# xtick = GR.tick(xmin, xmax) / 2
|
|
# ytick = GR.tick(ymin, ymax) / 2
|
|
# ztick = GR.tick(zmin, zmax) / 2
|
|
# ticksize = 0.01 * (viewport_plotarea[2] - viewport_plotarea[1])
|
|
# GR.setlinewidth(1)
|
|
# if grid_flag
|
|
# GR.grid3d(xtick, 0, ztick, xmin, ymin, zmin, 2, 0, 2)
|
|
# GR.grid3d(0, ytick, 0, xmax, ymin, zmin, 0, 2, 0)
|
|
# end
|
|
# GR.axes3d(xtick, 0, ztick, xmin, ymin, zmin, 2, 0, 2, -ticksize)
|
|
# GR.axes3d(0, ytick, 0, xmax, ymin, zmin, 0, 2, 0, ticksize)
|
|
|
|
# draw path
|
|
if st == :path3d
|
|
if length(x) > 1
|
|
gr_set_line(d[:linewidth], d[:linestyle], d[:linecolor], d[:linealpha])
|
|
GR.polyline3d(x, y, z)
|
|
end
|
|
end
|
|
|
|
# draw markers
|
|
if st == :scatter3d || d[:markershape] != :none
|
|
x2, y2 = unzip(map(GR.wc3towc, x, y, z))
|
|
gr_draw_markers(series, x2, y2)
|
|
end
|
|
|
|
# TODO: replace with pie recipe
|
|
elseif st == :pie
|
|
GR.selntran(0)
|
|
GR.setfillintstyle(GR.INTSTYLE_SOLID)
|
|
xmin, xmax, ymin, ymax = viewport_plotarea
|
|
ymax -= 0.05 * (xmax - xmin)
|
|
xcenter = 0.5 * (xmin + xmax)
|
|
ycenter = 0.5 * (ymin + ymax)
|
|
if xmax - xmin > ymax - ymin
|
|
r = 0.5 * (ymax - ymin)
|
|
xmin, xmax = xcenter - r, xcenter + r
|
|
else
|
|
r = 0.5 * (xmax - xmin)
|
|
ymin, ymax = ycenter - r, ycenter + r
|
|
end
|
|
labels = pie_labels(sp, series)
|
|
slices = d[:y]
|
|
numslices = length(slices)
|
|
total = sum(slices)
|
|
a1 = 0
|
|
x = zeros(3)
|
|
y = zeros(3)
|
|
for i in 1:numslices
|
|
a2 = round(Int, a1 + (slices[i] / total) * 360.0)
|
|
GR.setfillcolorind(980 + (i-1) % 20)
|
|
GR.fillarc(xmin, xmax, ymin, ymax, a1, a2)
|
|
alpha = 0.5 * (a1 + a2)
|
|
cosf = r * cos(alpha * pi / 180)
|
|
sinf = r * sin(alpha * pi / 180)
|
|
x[1] = xcenter + cosf
|
|
y[1] = ycenter + sinf
|
|
x[2] = x[1] + 0.1 * cosf
|
|
y[2] = y[1] + 0.1 * sinf
|
|
y[3] = y[2]
|
|
if 90 <= alpha < 270
|
|
x[3] = x[2] - 0.05
|
|
GR.settextalign(GR.TEXT_HALIGN_RIGHT, GR.TEXT_VALIGN_HALF)
|
|
GR.text(x[3] - 0.01, y[3], string(labels[i]))
|
|
else
|
|
x[3] = x[2] + 0.05
|
|
GR.settextalign(GR.TEXT_HALIGN_LEFT, GR.TEXT_VALIGN_HALF)
|
|
GR.text(x[3] + 0.01, y[3], string(labels[i]))
|
|
end
|
|
gr_polyline(x, y)
|
|
a1 = a2
|
|
end
|
|
GR.selntran(1)
|
|
|
|
elseif st == :shape
|
|
# draw the shapes
|
|
gr_set_line(d[:markerstrokewidth], :solid, d[:markerstrokecolor], d[:markerstrokealpha])
|
|
gr_polyline(d[:x], d[:y])
|
|
|
|
# draw the interior
|
|
gr_set_fill(d[:markercolor], d[:markeralpha])
|
|
gr_polyline(d[:x], d[:y], GR.fillarea)
|
|
|
|
|
|
|
|
elseif st == :image
|
|
img = d[:z].surf
|
|
w, h = size(img)
|
|
if eltype(img) <: Colors.AbstractGray
|
|
grey = round(UInt8, float(img) * 255)
|
|
rgba = map(c -> UInt32( 0xff000000 + Int(c)<<16 + Int(c)<<8 + Int(c) ), grey)
|
|
else
|
|
rgba = map(c -> UInt32( round(Int, alpha(c) * 255) << 24 +
|
|
round(Int, blue(c) * 255) << 16 +
|
|
round(Int, green(c) * 255) << 8 +
|
|
round(Int, red(c) * 255) ), img)
|
|
end
|
|
GR.drawimage(xmin, xmax, ymax, ymin, w, h, rgba)
|
|
end
|
|
|
|
GR.restorestate()
|
|
end
|
|
|
|
|
|
# add the legend
|
|
if sp[:legend] != :none
|
|
GR.savestate()
|
|
GR.selntran(0)
|
|
GR.setscale(0)
|
|
gr_set_font(sp[:legendfont])
|
|
w = 0
|
|
i = 0
|
|
n = 0
|
|
for series in series_list(sp)
|
|
should_add_to_legend(series) || continue
|
|
n += 1
|
|
if typeof(series.d[:label]) <: Array
|
|
i += 1
|
|
lab = series.d[:label][i]
|
|
else
|
|
lab = series.d[:label]
|
|
end
|
|
tbx, tby = GR.inqtext(0, 0, lab)
|
|
w = max(w, tbx[3] - tbx[1])
|
|
end
|
|
if w > 0
|
|
xpos = viewport_plotarea[2] - 0.05 - w
|
|
ypos = viewport_plotarea[4] - 0.06
|
|
dy = _gr_point_mult[1] * sp[:legendfont].pointsize * 1.75
|
|
GR.setfillintstyle(GR.INTSTYLE_SOLID)
|
|
gr_set_fillcolor(sp[:background_color_legend])
|
|
GR.fillrect(xpos - 0.08, xpos + w + 0.02, ypos + dy, ypos - dy * n)
|
|
GR.setlinetype(1)
|
|
GR.setlinewidth(1)
|
|
GR.drawrect(xpos - 0.08, xpos + w + 0.02, ypos + dy, ypos - dy * n)
|
|
i = 0
|
|
for series in series_list(sp)
|
|
should_add_to_legend(series) || continue
|
|
d = series.d
|
|
st = d[:seriestype]
|
|
GR.setlinewidth(d[:linewidth])
|
|
if st == :path
|
|
gr_set_linecolor(d[:linecolor], d[:linealpha])
|
|
GR.setlinetype(gr_linetype[d[:linestyle]])
|
|
GR.polyline([xpos - 0.07, xpos - 0.01], [ypos, ypos])
|
|
end
|
|
if st == :scatter || d[:markershape] != :none
|
|
gr_set_markercolor(d[:markercolor], d[:markeralpha])
|
|
gr_setmarkershape(d)
|
|
if st == :path
|
|
gr_polymarker(d, [xpos - 0.06, xpos - 0.02], [ypos, ypos])
|
|
else
|
|
gr_polymarker(d, [xpos - 0.06, xpos - 0.04, xpos - 0.02], [ypos, ypos, ypos])
|
|
end
|
|
end
|
|
if typeof(d[:label]) <: Array
|
|
i += 1
|
|
lab = d[:label][i]
|
|
else
|
|
lab = d[:label]
|
|
end
|
|
GR.settextalign(GR.TEXT_HALIGN_LEFT, GR.TEXT_VALIGN_HALF)
|
|
gr_set_textcolor(sp[:foreground_color_legend])
|
|
GR.text(xpos, ypos, lab)
|
|
ypos -= dy
|
|
end
|
|
end
|
|
GR.selntran(1)
|
|
GR.restorestate()
|
|
end
|
|
|
|
# add annotations
|
|
GR.savestate()
|
|
for ann in sp[:annotations]
|
|
x, y, val = ann
|
|
x, y = GR.wctondc(x, y)
|
|
gr_set_font(val.font)
|
|
GR.text(x, y, val.str)
|
|
end
|
|
GR.restorestate()
|
|
end
|
|
|
|
|
|
# ----------------------------------------------------------------
|
|
|
|
# # Set the (left, top, right, bottom) minimum padding around the plot area
|
|
# # to fit ticks, tick labels, guides, colorbars, etc.
|
|
# function _update_min_padding!(sp::Subplot{GRBackend})
|
|
# sp.minpad = (10mm, 5mm, 3mm, 8mm)
|
|
# end
|
|
|
|
# # clear, display, and update the plot... using in all output modes
|
|
# function gr_finalize(plt::Plot{GRBackend})
|
|
# GR.clearws()
|
|
# gr_display(plt)
|
|
# GR.updatews()
|
|
# end
|
|
|
|
# # setup and tear down gks before and after displaying... used in IO output
|
|
# function gr_finalize_mime(plt::Plot{GRBackend}, wstype)
|
|
# GR.emergencyclosegks()
|
|
# ENV["GKS_WSTYPE"] = wstype
|
|
# gr_display(plt)
|
|
# GR.emergencyclosegks()
|
|
# end
|
|
|
|
# ----------------------------------------------------------------
|
|
|
|
const _gr_mimeformats = Dict(
|
|
"application/pdf" => "pdf",
|
|
"image/png" => "png",
|
|
"application/postscript" => "ps",
|
|
"image/svg+xml" => "svg",
|
|
)
|
|
|
|
|
|
for (mime, fmt) in _gr_mimeformats
|
|
# @eval function Base.writemime(io::IO, ::MIME{Symbol($mime)}, plt::Plot{PyPlotBackend})
|
|
@eval function _writemime(io::IO, ::MIME{Symbol($mime)}, plt::Plot{GRBackend})
|
|
GR.emergencyclosegks()
|
|
ENV["GKS_WSTYPE"] = $fmt
|
|
gr_display(plt)
|
|
GR.emergencyclosegks()
|
|
write(io, readall("gks." * $fmt))
|
|
ENV["GKS_WSTYPE"] = ""
|
|
end
|
|
end
|
|
|
|
# function Base.writemime(io::IO, m::MIME"image/png", plt::Plot{GRBackend})
|
|
# gr_display(plt, "png")
|
|
# write(io, readall("gks.png"))
|
|
# end
|
|
#
|
|
# function Base.writemime(io::IO, m::MIME"image/svg+xml", plt::Plot{GRBackend})
|
|
# gr_display(plt, "svg")
|
|
# write(io, readall("gks.svg"))
|
|
# end
|
|
#
|
|
# # function Base.writemime(io::IO, m::MIME"text/html", plt::Plot{GRBackend})
|
|
# # writemime(io, MIME("image/svg+xml"), plt)
|
|
# # end
|
|
#
|
|
# function Base.writemime(io::IO, m::MIME"application/pdf", plt::Plot{GRBackend})
|
|
# gr_display(plt, "pdf")
|
|
# write(io, readall("gks.pdf"))
|
|
# end
|
|
#
|
|
# function Base.writemime(io::IO, m::MIME"application/postscript", plt::Plot{GRBackend})
|
|
# gr_display(plt, "ps")
|
|
# write(io, readall("gks.ps"))
|
|
# end
|
|
|
|
function _display(plt::Plot{GRBackend})
|
|
gr_display(plt)
|
|
end
|