commit 0161855a44415f21c7d8969d701c3ebeb6aaabef
parent e0231ee9f2a56f813b950ae48d16329135df9e77
Author: Jack Mordaunt <jackmordaunt.dev@gmail.com>
Date: Tue, 29 Oct 2024 11:22:24 +0800
icns.ImageFormat: enumerate expected image formats
We don't support JPEG 2000, but we want to explicitly handle it for the
purpose of error reporting.
Signed-off-by: Jack Mordaunt <jackmordaunt.dev@gmail.com>
Diffstat:
| M | icns.go | | | 23 | +++++++++++++++++++++++ |
1 file changed, 23 insertions(+), 0 deletions(-)
diff --git a/icns.go b/icns.go
@@ -2,6 +2,7 @@ package icns
import (
"errors"
+ "fmt"
"image"
"io"
"sync"
@@ -143,12 +144,34 @@ func sizesFrom(max uint) []uint {
return []uint{}
}
+// ImageFormat specifies the type of image data associated with an icon.
+type ImageFormat int
+
+const (
+ ImageFormatPNG ImageFormat = iota
+ ImageFormatJPEG2000
+)
+
+func (f ImageFormat) String() string {
+ switch f {
+ case ImageFormatPNG:
+ return "PNG"
+ case ImageFormatJPEG2000:
+ return "JPEG 2000"
+ }
+ return fmt.Sprintf("unknown format %d", f)
+}
+
// OsType is a 4 character identifier used to differentiate icon types.
type OsType struct {
ID string
Size uint
}
+func (t OsType) String() string {
+ return t.ID
+}
+
var osTypes = []OsType{
{ID: "ic10", Size: uint(1024)},
{ID: "ic14", Size: uint(512)},
