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Code Issues Releases Wiki Activity

Add caption support for image buttons

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Signed-off-by: Knut Ahlers <knut@ahlers.me>
This commit is contained in:
Knut Ahlers 2021-05-27 12:45:40 +02:00
parent 01dc62e9d2
commit dd86543f47
Signed by: luzifer
GPG key ID: 0066F03ED215AD7D
1 changed files with 13 additions and 11 deletions
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24
cmd/streamdeck/display_image.go
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@ -4,13 +4,13 @@ import (
"context"
"crypto/sha256"
"fmt"
"image"
_ "image/jpeg"
_ "image/png"
"io"
"net/http"
"os"
"path"
"strings"
"github.com/pkg/errors"
)
@ -55,25 +55,27 @@ func (d displayElementImage) Display(ctx context.Context, idx int, attributes at
}
}
f, err := os.Open(filename)
if err != nil {
return errors.Wrap(err, "Unable to open image")
}
defer f.Close()
var (
err error
imgRenderer = newTextOnImageRenderer()
)
img, _, err := image.Decode(f)
if err != nil {
return errors.Wrap(err, "Umable to decode image")
if err = imgRenderer.DrawBackgroundFromFile(filename); err != nil {
return errors.Wrap(err, "drawing background from disk")
}
img = autoSizeImage(img, sd.IconSize())
if strings.TrimSpace(attributes.Caption) != "" {
if err = imgRenderer.DrawCaptionText(strings.TrimSpace(attributes.Caption)); err != nil {
return errors.Wrap(err, "rendering caption")
}
}
if err := ctx.Err(); err != nil {
// Page context was cancelled, do not draw
return err
}
return errors.Wrap(sd.FillImage(idx, img), "Unable to set image")
return errors.Wrap(sd.FillImage(idx, imgRenderer.GetImage()), "setting image")
}
func (d displayElementImage) getCacheFileName(url string) (string, error) {