Method selectRegionUpdate

texteditor/nav.go:171–179

selectRegionUpdate updates current select region based on given cursor position relative to SelectStart position

(pos lexer.Pos)

// selectRegionUpdate updates current select region based on given cursor position
// relative to SelectStart position
func (ed *Editor) selectRegionUpdate(pos lexer.Pos) {
	if pos.IsLess(ed.selectStart) {
		ed.SelectRegion.Start = pos
		ed.SelectRegion.End = ed.selectStart
	} else {
		ed.SelectRegion.Start = ed.selectStart
		ed.SelectRegion.End = pos
	}
}

// cursorSelect updates selection based on cursor movements, given starting
// cursor position and ed.CursorPos is current