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Still working on input field overflow

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This commit is contained in:
Brian Buller 2016-01-03 22:14:33 -06:00
parent 9f978a3ec0
commit 99a0a449a1
1 changed files with 17 additions and 21 deletions
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38
termbox_inputfield.go
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@ -156,31 +156,27 @@ func (i *InputField) Draw() {
} else { } else {
strPt1, strPt2, cursorRune = "", "", ' ' strPt1, strPt2, cursorRune = "", "", ' '
} }
// strPt1, strPt2 = all of the text before, after the cursor
// cursorRune is the rune on the cursor
// Check if the value is longer than the width // Check if the value is longer than the width
if len(i.value) > i.width { maxWidth := i.width
if i.wrap { if i.bordered {
// If we're wrapping the text, figure out how that goes maxWidth -= 2
} else { }
// Not wrapping, so figure out what we need to trim cursorRune2 := cursorRune
// We have i.width/2 space for each strPt if len(i.value) > maxWidth {
if len(strPt1) > i.width/2 { var chopLeft bool
if len(strPt2) > i.width/2 { for len(strPt1)+len(strPt2)+1 > maxWidth {
// Both sides are too long, center the cursor if chopLeft && len(strPt1) > 0 {
} else { strPt1 = strPt1[1:]
// Just side 1 is too long, figure out how much we can show } else if !chopLeft && len(strPt2) > 0 {
tmp := i.width - 1 strPt2 = strPt2[:len(strPt2)-1]
tmp -= len(strPt2)
strPt1 = strPt1[tmp:]
}
} else if len(strPt2) > i.width/2 {
// Just side 2 is too long, figure out how much we can show
tmp := i.width - 1
tmp -= len(strPt1)
strPt2 = strPt2[:tmp]
} }
chopLeft = !chopLeft
} }
} }
x, y := DrawStringAtPoint(strPt1, i.x+1, i.y+1, i.fg, i.bg) x, y := DrawStringAtPoint(strPt1, i.x+1, i.y+1, i.fg, i.bg)
termbox.SetCell(x, y, cursorRune, i.bg, i.fg) termbox.SetCell(x, y, cursorRune2, i.bg, i.fg)
DrawStringAtPoint(strPt2, x+1, y, i.fg, i.bg) DrawStringAtPoint(strPt2, x+1, y, i.fg, i.bg)
termbox.SetCell(x, y+1, cursorRune, i.bg, i.fg)
} }