From 500caaeda74dd9c660279036293f4b2997cf0b03 Mon Sep 17 00:00:00 2001 From: Dimitri Sokolyuk Date: Sat, 9 Sep 2017 09:42:37 +0200 Subject: Add vendor --- .../draw2d/samples/postscript/postscript.go | 49 ++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 vendor/github.com/llgcode/draw2d/samples/postscript/postscript.go (limited to 'vendor/github.com/llgcode/draw2d/samples/postscript/postscript.go') diff --git a/vendor/github.com/llgcode/draw2d/samples/postscript/postscript.go b/vendor/github.com/llgcode/draw2d/samples/postscript/postscript.go new file mode 100644 index 0000000..f1d88c1 --- /dev/null +++ b/vendor/github.com/llgcode/draw2d/samples/postscript/postscript.go @@ -0,0 +1,49 @@ +// Package postscript reads the tiger.ps file and draws it to a backend. +package postscript + +import ( + "io/ioutil" + "os" + "strings" + + "github.com/llgcode/ps" + + "github.com/llgcode/draw2d" + "github.com/llgcode/draw2d/samples" +) + +// Main draws the tiger +func Main(gc draw2d.GraphicContext, ext string) (string, error) { + gc.Save() + + // flip the image + gc.Translate(0, 200) + gc.Scale(0.35, -0.35) + gc.Translate(70, -200) + + // Tiger postscript drawing + tiger := samples.Resource("image", "tiger.ps", ext) + + // Draw tiger + Draw(gc, tiger) + gc.Restore() + + // Return the output filename + return samples.Output("postscript", ext), nil +} + +// Draw a tiger +func Draw(gc draw2d.GraphicContext, filename string) { + // Open the postscript + src, err := os.OpenFile(filename, 0, 0) + if err != nil { + panic(err) + } + defer src.Close() + bytes, err := ioutil.ReadAll(src) + reader := strings.NewReader(string(bytes)) + + // Initialize and interpret the postscript + interpreter := ps.NewInterpreter(gc) + interpreter.Execute(reader) +} -- cgit v1.2.3