1 files changed, 18 insertions(+), 2 deletions(-)

M termutil/cell.go

@@ 5,8 5,9 @@ import (
 )
 
 type Cell struct {
-	r    MeasuredRune
-	attr tcell.Style
+	r     MeasuredRune
+	attr  tcell.Style
+	dirty bool
 }
 
 func (cell *Cell) Rune() MeasuredRune {


@@ 53,11 54,26 @@ func (cell *Cell) Bg() tcell.Color {
 }
 */
 
+func (cell *Cell) Dirty() bool {
+	return cell.dirty
+}
+
+func (cell *Cell) SetDirty(d bool) {
+	cell.dirty = d
+}
+
 func (cell *Cell) erase(bgColour tcell.Color) {
 	cell.setRune(MeasuredRune{Rune: 0})
 	cell.attr = cell.attr.Background(bgColour)
+	cell.SetDirty(true)
 }
 
 func (cell *Cell) setRune(r MeasuredRune) {
 	cell.r = r
+	cell.SetDirty(true)
+}
+
+func (cell *Cell) setStyle(s tcell.Style) {
+	cell.attr = s
+	cell.SetDirty(true)
 }