43 lines
957 B
Go
43 lines
957 B
Go
// License: GPLv3 Copyright: 2023, Kovid Goyal, <kovid at kovidgoyal.net>
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package images
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import (
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"fmt"
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"image"
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)
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var _ = fmt.Print
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func IsOpaque(img image.Image) bool {
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switch img.(type) {
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case *image.RGBA:
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return img.(*image.RGBA).Opaque()
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case *image.RGBA64:
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return img.(*image.RGBA64).Opaque()
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case *image.NRGBA:
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return img.(*image.NRGBA).Opaque()
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case *image.NRGBA64:
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return img.(*image.NRGBA).Opaque()
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case *image.Alpha:
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return img.(*image.Alpha).Opaque()
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case *image.Alpha16:
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return img.(*image.Alpha16).Opaque()
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case *image.Gray:
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return img.(*image.Gray).Opaque()
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case *image.Gray16:
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return img.(*image.Gray16).Opaque()
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case *image.CMYK:
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return img.(*image.CMYK).Opaque()
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case *image.Paletted:
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return img.(*image.Paletted).Opaque()
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case *image.Uniform:
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return img.(*image.Uniform).Opaque()
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case *image.YCbCr:
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return img.(*image.YCbCr).Opaque()
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case *NRGB:
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return img.(*NRGB).Opaque()
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}
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return false
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}
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