return font from EachAnn; several annotation fixes; tests fixes

src/args.jl

@@ -1044,8 +1044,14 @@ end
 # -----------------------------------------------------------------------------
 
 function _update_subplot_periphery(sp::Subplot, anns::AVec)
-    # extend annotations
+    # extend annotations, and ensure we always have a (x,y,PlotText) tuple
-    sp.attr[:annotations] = vcat(anns, sp[:annotations])
+    newanns = vcat(anns, sp[:annotations])
+    for (i,ann) in enumerate(newanns)
+        x,y,tmp = ann
+        ptxt = isa(tmp, PlotText) ? tmp : text(tmp)
+        newanns[i] = (x,y,ptxt)
+    end
+    sp.attr[:annotations] = newanns
 
     # handle legend/colorbar
     sp.attr[:legend] = convertLegendValue(sp.attr[:legend])

src/backends/gr.jl

@@ -957,8 +957,8 @@ function gr_display(sp::Subplot{GRBackend}, w, h, viewport_canvas)
 
         # this is all we need to add the series_annotations text
         anns = series[:series_annotations]
-        for (xi,yi,str) in EachAnn(anns, x, y)
+        for (xi,yi,str,fnt) in EachAnn(anns, x, y)
-            gr_set_font(anns.font)
+            gr_set_font(fnt)
             gr_text(GR.wctondc(xi, yi)..., str)
         end
 

src/backends/plotly.jl

@@ -304,6 +304,18 @@ function plotly_layout(plt::Plot)
         # annotations
         append!(d_out[:annotations], KW[plotly_annotation_dict(ann...; xref = "x$spidx", yref = "y$spidx") for ann in sp[:annotations]])
 
+        # series_annotations
+        for series in series_list(sp)
+            anns = series[:series_annotations]
+            for (xi,yi,str,fnt) in EachAnn(anns, series[:x], series[:y])
+                push!(d_out[:annotations], plotly_annotation_dict(
+                    xi,
+                    yi,
+                    PlotText(str,fnt); xref = "x$spidx", yref = "y$spidx")
+                )
+            end
+        end
+
         # # arrows
         # for sargs in seriesargs
         #     a = sargs[:arrow]

src/backends/pyplot.jl

@@ -875,8 +875,8 @@ function py_add_series(plt::Plot{PyPlotBackend}, series::Series)
 
     # this is all we need to add the series_annotations text
     anns = series[:series_annotations]
-    for (xi,yi,str) in EachAnn(anns, x, y)
+    for (xi,yi,str,fnt) in EachAnn(anns, x, y)
-        py_add_annotations(sp, xi, yi, PlotText(str, anns.font))
+        py_add_annotations(sp, xi, yi, PlotText(str, fnt))
     end
 end
 

src/components.jl

@@ -476,7 +476,15 @@ type EachAnn
 end
 Base.start(ea::EachAnn) = 1
 Base.done(ea::EachAnn, i) = ea.anns == nothing || isempty(ea.anns.strs) || i > length(ea.y)
-Base.next(ea::EachAnn, i) = ((cycle(ea.x,i), cycle(ea.y,i), cycle(ea.anns.strs,i)), i+1)
+function Base.next(ea::EachAnn, i)
+    tmp = cycle(ea.anns.strs,i)
+    str,fnt = if isa(tmp, PlotText)
+        tmp.str, tmp.font
+    else
+        tmp, ea.anns.font
+    end
+    ((cycle(ea.x,i), cycle(ea.y,i), str, fnt), i+1)
+end
 
 annotations(::Void) = []
 annotations(anns::AVec) = anns

test/runtests.jl

@@ -67,7 +67,7 @@ facts("UnicodePlots") do
     @fact backend() --> Plots.UnicodePlotsBackend()
 
     # lets just make sure it runs without error
-    @fact isa(plot(rand(10)), Plot) --> true
+    @fact isa(plot(rand(10)), Plots.Plot) --> true
 end
 
 
@@ -75,7 +75,7 @@ end
 facts("Axes") do
     p = plot()
     axis = p.subplots[1][:xaxis]
-    @fact typeof(axis) --> Axis
+    @fact typeof(axis) --> Plots.Axis
     @fact Plots.discrete_value!(axis, "HI") --> (0.5, 1)
     @fact Plots.discrete_value!(axis, :yo) --> (1.5, 2)
     @fact extrema(axis) --> (0.5,1.5)