mirror of
https://github.com/m1k1o/neko.git
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41 lines
789 B
Go
41 lines
789 B
Go
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package utils
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import (
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"bytes"
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"image"
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"image/color"
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"image/png"
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"encoding/base64"
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"demodesk/neko/internal/types"
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)
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func GetCursorImageURI(cursor *types.CursorImage) (string, error) {
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width := int(cursor.Width)
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height := int(cursor.Height)
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pixels := cursor.Pixels
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img := image.NewRGBA(image.Rect(0, 0, width, height))
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for row := 0; row < height; row++ {
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for col := 0; col < width; col++ {
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pos := ((row * height) + col) * 8
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img.SetRGBA(col, row, color.RGBA{
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A: pixels[pos+3],
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R: pixels[pos+2],
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G: pixels[pos+1],
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B: pixels[pos+0],
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})
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}
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}
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out := new(bytes.Buffer)
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err := png.Encode(out, img)
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if err != nil {
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return "", err
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}
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uri := "data:image/png;base64," + base64.StdEncoding.EncodeToString(out.Bytes())
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return uri, nil
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}
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