40 lines
707 B
Go
40 lines
707 B
Go
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package main
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import (
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"image/color"
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"github.com/fogleman/gg"
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)
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func main() {
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dc := gg.NewContext(500, 400)
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grad := gg.NewLinearGradient(20, 320, 400, 20)
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grad.AddColorStop(0, color.RGBA{0, 255, 0, 255})
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grad.AddColorStop(1, color.RGBA{0, 0, 255, 255})
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grad.AddColorStop(0.5, color.RGBA{255, 0, 0, 255})
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dc.SetColor(color.White)
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dc.DrawRectangle(20, 20, 400-20, 300)
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dc.Stroke()
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dc.SetStrokeStyle(grad)
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dc.SetLineWidth(4)
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dc.MoveTo(10, 10)
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dc.LineTo(410, 10)
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dc.LineTo(410, 100)
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dc.LineTo(10, 100)
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dc.ClosePath()
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dc.Stroke()
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dc.SetFillStyle(grad)
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dc.MoveTo(10, 120)
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dc.LineTo(410, 120)
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dc.LineTo(410, 300)
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dc.LineTo(10, 300)
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dc.ClosePath()
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dc.Fill()
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dc.SavePNG("out.png")
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}
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