plotter/rings: update for changes in vgimg back-end

go.mod

@@ -0,0 +1,10 @@
+module gonum.org/v1/exp
+
+go 1.12
+
+require (
+	golang.org/x/exp v0.0.0-20180807140117-3d87b88a115f
+	gonum.org/v1/gonum v0.0.0-20180816165407-929014505bf4
+	gonum.org/v1/netlib v0.0.0-20190219113230-9992c5f5eae4 // indirect
+	gonum.org/v1/plot v0.0.0-20190219115023-af8bb8117de5
+)

go.sum

@@ -0,0 +1,22 @@
+github.com/ajstarks/svgo v0.0.0-20180226025133-644b8db467af h1:wVe6/Ea46ZMeNkQjjBW6xcqyQA/j5e0D6GytH95g0gQ=
+github.com/ajstarks/svgo v0.0.0-20180226025133-644b8db467af/go.mod h1:K08gAheRH3/J6wwsYMMT4xOr94bZjxIelGM0+d/wbFw=
+github.com/fogleman/gg v1.2.0 h1:Z0uOlqo+EbPQwdbrpKV1/jEcefXGPICDtGmS/gwly30=
+github.com/fogleman/gg v1.2.0/go.mod h1:R/bRT+9gY/C5z7JzPU0zXsXHKM4/ayA+zqcVNZzPa1k=
+github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0 h1:DACJavvAHhabrF08vX0COfcOBJRhZ8lUbR+ZWIs0Y5g=
+github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0/go.mod h1:E/TSTwGwJL78qG/PmXZO1EjYhfJinVAhrmmHX6Z8B9k=
+github.com/jung-kurt/gofpdf v1.0.0 h1:EroSdlP9BOoL5ssLYf3uLJXhCQMMM2fFxCJDKA3RhnA=
+github.com/jung-kurt/gofpdf v1.0.0/go.mod h1:7Id9E/uU8ce6rXgefFLlgrJj/GYY22cpxn+r32jIOes=
+golang.org/x/exp v0.0.0-20180321215751-8460e604b9de/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
+golang.org/x/exp v0.0.0-20180807140117-3d87b88a115f h1:9kQ594xxPWRNKfTOnPjPcgrIJ19zM3ic57aI7PbMyAA=
+golang.org/x/exp v0.0.0-20180807140117-3d87b88a115f/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
+golang.org/x/image v0.0.0-20180708004352-c73c2afc3b81 h1:00VmoueYNlNz/aHIilyyQz/MHSqGoWJzpFv/HW8xpzI=
+golang.org/x/image v0.0.0-20180708004352-c73c2afc3b81/go.mod h1:ux5Hcp/YLpHSI86hEcLt0YII63i6oz57MZXIpbrjZUs=
+golang.org/x/tools v0.0.0-20180525024113-a5b4c53f6e8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+gonum.org/v1/gonum v0.0.0-20180816165407-929014505bf4 h1:nYxTaCPaVoJbxx+vMVnsFb6kw5+6aJCx52m/lmM/Vog=
+gonum.org/v1/gonum v0.0.0-20180816165407-929014505bf4/go.mod h1:Y+Yx5eoAFn32cQvJDxZx5Dpnq+c3wtXuadVZAcxbbBo=
+gonum.org/v1/netlib v0.0.0-20190219113230-9992c5f5eae4 h1:CBNC/YtKkFL/eReA1B4BnC5ybQloRFmfjvlgySkwjKQ=
+gonum.org/v1/netlib v0.0.0-20190219113230-9992c5f5eae4/go.mod h1:wa6Ws7BG/ESfp6dHfk7C6KdzKA7wR7u/rKwOGE66zvw=
+gonum.org/v1/plot v0.0.0-20190219115023-af8bb8117de5 h1:CrVIkVNZo88d9JRrM4inkwa7xXrtfx2/TRcfUwZXbWE=
+gonum.org/v1/plot v0.0.0-20190219115023-af8bb8117de5/go.mod h1:IMsmwPBHu3fAeRYHS7BXNklriOeFHAmGrECabrvoxK4=
+rsc.io/pdf v0.1.1 h1:k1MczvYDUvJBe93bYd7wrZLLUEcLZAuF824/I4e5Xr4=
+rsc.io/pdf v0.1.1/go.mod h1:n8OzWcQ6Sp37PL01nO98y4iUCRdTGarVfzxY20ICaU4=