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option_gen.go
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option_gen.go
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// Code generated from "enum.go.tmpl" - DO NOT EDIT.
/*
* Copyright ©1998-2023 by Richard A. Wilkes. All rights reserved.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, version 2.0. If a copy of the MPL was not distributed with
* this file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This Source Code Form is "Incompatible With Secondary Licenses", as
* defined by the Mozilla Public License, version 2.0.
*/
package autoscale
import (
"strings"
"github.com/richardwilkes/toolbox/i18n"
)
// Possible values.
const (
No Option = iota
FitWidth
FitPage
)
// LastOption is the last valid value.
const LastOption Option = FitPage
// Options holds all possible values.
var Options = []Option{
No,
FitWidth,
FitPage,
}
// Option holds the possible auto-scaling options.
type Option byte
// EnsureValid ensures this is of a known value.
func (enum Option) EnsureValid() Option {
if enum <= FitPage {
return enum
}
return 0
}
// Key returns the key used in serialization.
func (enum Option) Key() string {
switch enum {
case No:
return "no"
case FitWidth:
return "fit_width"
case FitPage:
return "fit_page"
default:
return Option(0).Key()
}
}
// String implements fmt.Stringer.
func (enum Option) String() string {
switch enum {
case No:
return i18n.Text("No Auto-Scaling")
case FitWidth:
return i18n.Text("Fit Width")
case FitPage:
return i18n.Text("Fit Page")
default:
return Option(0).String()
}
}
// MarshalText implements the encoding.TextMarshaler interface.
func (enum Option) MarshalText() (text []byte, err error) {
return []byte(enum.Key()), nil
}
// UnmarshalText implements the encoding.TextUnmarshaler interface.
func (enum *Option) UnmarshalText(text []byte) error {
*enum = ExtractOption(string(text))
return nil
}
// ExtractOption extracts the value from a string.
func ExtractOption(str string) Option {
for _, enum := range Options {
if strings.EqualFold(enum.Key(), str) {
return enum
}
}
return 0
}