termdash/terminal/termbox/color_mode.go

39 lines
1.2 KiB
Go

// Copyright 2018 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package termbox
import (
"fmt"
"github.com/mum4k/termdash/terminal/terminalapi"
tbx "github.com/nsf/termbox-go"
)
// colorMode converts termdash color modes to the termbox format.
func colorMode(cm terminalapi.ColorMode) (tbx.OutputMode, error) {
switch cm {
case terminalapi.ColorModeNormal:
return tbx.OutputNormal, nil
case terminalapi.ColorMode256:
return tbx.Output256, nil
case terminalapi.ColorMode216:
return tbx.Output216, nil
case terminalapi.ColorModeGrayscale:
return tbx.OutputGrayscale, nil
default:
return -1, fmt.Errorf("don't know how to convert color mode %v to the termbox format", cm)
}
}