46 lines
773 B
Go
46 lines
773 B
Go
// Copyright 2010 The draw2d Authors. All rights reserved.
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// created: 21/11/2010 by Laurent Le Goff
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package main
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import (
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"fmt"
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"log"
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"os"
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"bufio"
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"image"
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"image/png"
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"draw2d.googlecode.com/hg/draw2d"
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)
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func saveToPngFile(filePath string, m image.Image) {
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f, err := os.Create(filePath)
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if err != nil {
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log.Println(err)
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os.Exit(1)
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}
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defer f.Close()
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b := bufio.NewWriter(f)
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err = png.Encode(b, m)
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if err != nil {
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log.Println(err)
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os.Exit(1)
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}
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err = b.Flush()
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if err != nil {
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log.Println(err)
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os.Exit(1)
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}
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fmt.Printf("Wrote %s OK.\n", filePath)
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}
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func main() {
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i := image.NewRGBA(image.Rect(0,0,200, 200))
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gc := draw2d.NewGraphicContext(i)
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gc.MoveTo(10.0, 10.0)
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gc.LineTo(100.0, 10.0)
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gc.Stroke()
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saveToPngFile("TestPath.png", i)
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}
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