Method index

internal/app/darktile/termutil/buffer.go:363–390

()

}

func (buffer *Buffer) index() {

	// This sequence causes the active position to move downward one line without changing the column position.
	// If the active position is at the bottom margin, a scroll up is performed."

	cursorVY := buffer.convertRawLineToViewLine(buffer.cursorPosition.Line)

	if buffer.InScrollableRegion() {

		if uint(cursorVY) < buffer.bottomMargin {
			buffer.cursorPosition.Line++
		} else {
			buffer.areaScrollUp(1)
		}

		return
	}

	if cursorVY >= buffer.ViewHeight()-1 {
		buffer.lines = append(buffer.lines, newLine())
		maxLines := buffer.GetMaxLines()
		if uint64(len(buffer.lines)) > maxLines {
			copy(buffer.lines, buffer.lines[uint64(len(buffer.lines))-maxLines:])
			buffer.lines = buffer.lines[:maxLines]
		}
	}
	buffer.cursorPosition.Line++
}

func (buffer *Buffer) reverseIndex() {