tui/utils.go
2022-04-01 20:10:51 +02:00

32 lines
842 B
Go

package tui
import (
"strings"
)
// WriteString writes a whole string to the buffer at position (x,y)
// no word wrap is applied at all. If the string does not fit, it will be truncated
func WriteString(b *ViewBuffer, str string, style Style, x, y int) {
dx := x
for _, r := range str {
if dx >= b.Width() {
return
}
b.Set(dx, y, Rune{r, style})
dx++
}
}
// WriteMultiLineString writes a multi-line string to the buffer at position (x,y)
// no word wrap is applied at all. If a line does not fit horizontally, it will be truncated
// All lines which do not fit vertically will be truncated as well
func WriteMultiLineString(b *ViewBuffer, str string, style Style, x, y int) {
lines := strings.Split(str, "\n")
for dy, line := range lines {
if dy >= b.Height() {
return
}
WriteString(b, line, style, x, y+dy)
}
}