From 500caaeda74dd9c660279036293f4b2997cf0b03 Mon Sep 17 00:00:00 2001 From: Dimitri Sokolyuk Date: Sat, 9 Sep 2017 09:42:37 +0200 Subject: Add vendor --- .../llgcode/draw2d/draw2dpdf/path_converter.go | 44 ++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 vendor/github.com/llgcode/draw2d/draw2dpdf/path_converter.go (limited to 'vendor/github.com/llgcode/draw2d/draw2dpdf/path_converter.go') diff --git a/vendor/github.com/llgcode/draw2d/draw2dpdf/path_converter.go b/vendor/github.com/llgcode/draw2d/draw2dpdf/path_converter.go new file mode 100644 index 0000000..49832cf --- /dev/null +++ b/vendor/github.com/llgcode/draw2d/draw2dpdf/path_converter.go @@ -0,0 +1,44 @@ +// Copyright 2015 The draw2d Authors. All rights reserved. +// created: 26/06/2015 by Stani Michiels + +package draw2dpdf + +import ( + "math" + + "github.com/llgcode/draw2d" +) + +const deg = 180 / math.Pi + +// ConvertPath converts a paths to the pdf api +func ConvertPath(path *draw2d.Path, pdf Vectorizer) { + var startX, startY float64 = 0, 0 + i := 0 + for _, cmp := range path.Components { + switch cmp { + case draw2d.MoveToCmp: + startX, startY = path.Points[i], path.Points[i+1] + pdf.MoveTo(startX, startY) + i += 2 + case draw2d.LineToCmp: + pdf.LineTo(path.Points[i], path.Points[i+1]) + i += 2 + case draw2d.QuadCurveToCmp: + pdf.CurveTo(path.Points[i], path.Points[i+1], path.Points[i+2], path.Points[i+3]) + i += 4 + case draw2d.CubicCurveToCmp: + pdf.CurveBezierCubicTo(path.Points[i], path.Points[i+1], path.Points[i+2], path.Points[i+3], path.Points[i+4], path.Points[i+5]) + i += 6 + case draw2d.ArcToCmp: + pdf.ArcTo(path.Points[i], path.Points[i+1], path.Points[i+2], path.Points[i+3], + 0, // degRotate + path.Points[i+4]*deg, // degStart = startAngle + (path.Points[i+4]-path.Points[i+5])*deg) // degEnd = startAngle-angle + i += 6 + case draw2d.CloseCmp: + pdf.LineTo(startX, startY) + pdf.ClosePath() + } + } +} -- cgit v1.2.3