mirror of
https://github.com/mum4k/termdash.git
synced 2025-04-25 13:48:50 +08:00
64 lines
1.9 KiB
Go
64 lines
1.9 KiB
Go
// Copyright 2020 Google Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package tcell
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import (
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"github.com/gdamore/tcell"
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"github.com/mum4k/termdash/cell"
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"github.com/mum4k/termdash/terminal/terminalapi"
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)
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// cellColor converts termdash cell color to the tcell format.
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func cellColor(c cell.Color) tcell.Color {
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return tcell.Color(c&0x1ff) - 1
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}
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// fixColor converts the target color for the current color mode
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func fixColor(c tcell.Color, colorMode terminalapi.ColorMode) tcell.Color {
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if c == tcell.ColorDefault {
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return c
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}
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switch colorMode {
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case terminalapi.ColorModeNormal:
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c %= tcell.Color(16)
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case terminalapi.ColorMode256:
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c %= tcell.Color(256)
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case terminalapi.ColorMode216:
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c %= tcell.Color(216)
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c += tcell.Color(16)
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case terminalapi.ColorModeGrayscale:
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c %= tcell.Color(24)
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c += tcell.Color(232)
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default:
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c = tcell.ColorDefault
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}
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return c
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}
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// cellOptsToStyle converts termdash cell color to the tcell format.
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func cellOptsToStyle(opts *cell.Options, colorMode terminalapi.ColorMode) tcell.Style {
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st := tcell.StyleDefault
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fg := cellColor(opts.FgColor)
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bg := cellColor(opts.BgColor)
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fg = fixColor(fg, colorMode)
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bg = fixColor(bg, colorMode)
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// FIXME: tcell doesn't have a strikethrough style option until #254 is resolved.
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st = st.Foreground(fg).Background(bg).Bold(opts.Bold).Italic(opts.Italic).Underline(opts.Underline)
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return st
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}
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