gomuks/ui/messages/cell.go

52 lines
1.4 KiB
Go

// gomuks - A terminal Matrix client written in Go.
// Copyright (C) 2018 Tulir Asokan
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package messages
import (
"github.com/gdamore/tcell"
"github.com/mattn/go-runewidth"
)
type Cell struct {
Char rune
Style tcell.Style
}
func NewStyleCell(char rune, style tcell.Style) Cell {
return Cell{char, style}
}
func NewColorCell(char rune, color tcell.Color) Cell {
return Cell{char, tcell.StyleDefault.Foreground(color)}
}
func NewCell(char rune) Cell {
return Cell{char, tcell.StyleDefault}
}
func (cell Cell) RuneWidth() int {
return runewidth.RuneWidth(cell.Char)
}
func (cell Cell) Draw(screen tcell.Screen, x, y int) (chWidth int) {
chWidth = cell.RuneWidth()
for runeWidthOffset := 0; runeWidthOffset < chWidth; runeWidthOffset++ {
screen.SetContent(x+runeWidthOffset, y, cell.Char, nil, cell.Style)
}
return
}