func mainDrawOne() error {
log.Printf("Drawing one image")
img, err := CreateHilbertImage(8, 64).Draw()
if err != nil {
return err
}
return draw2d.SaveToPngFile("hilbert.png", img)
}
func test(t *testing.T, draw sample) {
// Initialize the graphic context on an RGBA image
dest := image.NewRGBA(image.Rect(0, 0, 297, 210.0))
gc := draw2d.NewGraphicContext(dest)
// Draw Android logo
output, err := draw(gc, "png")
if err != nil {
t.Errorf("Drawing %q failed: %v", output, err)
return
}
// Save to png
err = draw2d.SaveToPngFile(output, dest)
if err != nil {
t.Errorf("Saving %q failed: %v", output, err)
}
}