+++ /dev/null
-/**
- * Jexer - Java Text User Interface
- *
- * License: LGPLv3 or later
- *
- * This module is licensed under the GNU Lesser General Public License
- * Version 3. Please see the file "COPYING" in this directory for more
- * information about the GNU Lesser General Public License Version 3.
- *
- * Copyright (C) 2015 Kevin Lamonte
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public License
- * as published by the Free Software Foundation; either version 3 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this program; if not, see
- * http://www.gnu.org/licenses/, or write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- * @author Kevin Lamonte [kevin.lamonte@gmail.com]
- * @version 1
- */
-package jexer.tterminal;
-
-import jexer.bits.Cell;
-import jexer.bits.CellAttributes;
-
-/**
- * This represents a single line of the display buffer.
- */
-public final class DisplayLine {
- /**
- * Maximum line length.
- */
- private static final int MAX_LINE_LENGTH = 256;
-
- /**
- * The characters/attributes of the line.
- */
- private Cell [] chars;
-
- /**
- * Get the Cell at a specific column.
- *
- * @param idx the character index
- * @return the Cell
- */
- public Cell charAt(final int idx) {
- return chars[idx];
- }
-
- /**
- * Get the length of this line.
- *
- * @return line length
- */
- public int length() {
- return chars.length;
- }
-
- /**
- * Double-width line flag.
- */
- private boolean doubleWidth = false;
-
- /**
- * Get double width flag.
- *
- * @return double width
- */
- public boolean isDoubleWidth() {
- return doubleWidth;
- }
-
- /**
- * Set double width flag.
- *
- * @param doubleWidth new value for double width flag
- */
- public void setDoubleWidth(final boolean doubleWidth) {
- this.doubleWidth = doubleWidth;
- }
-
- /**
- * Double height line flag. Valid values are:
- *
- * <p><pre>
- * 0 = single height
- * 1 = top half double height
- * 2 = bottom half double height
- * </pre>
- */
- private int doubleHeight = 0;
-
- /**
- * Get double height flag.
- *
- * @return double height
- */
- public int getDoubleHeight() {
- return doubleHeight;
- }
-
- /**
- * Set double height flag.
- *
- * @param doubleHeight new value for double height flag
- */
- public void setDoubleHeight(final int doubleHeight) {
- this.doubleHeight = doubleHeight;
- }
-
- /**
- * DECSCNM - reverse video. We copy the flag to the line so that
- * reverse-mode scrollback lines still show inverted colors correctly.
- */
- private boolean reverseColor = false;
-
- /**
- * Get reverse video flag.
- *
- * @return reverse video
- */
- public boolean isReverseColor() {
- return reverseColor;
- }
-
- /**
- * Set double-height flag.
- *
- * @param reverseColor new value for reverse video flag
- */
- public void setReverseColor(final boolean reverseColor) {
- this.reverseColor = reverseColor;
- }
-
- /**
- * Public constructor sets everything to drawing attributes.
- *
- * @param attr current drawing attributes
- */
- public DisplayLine(final CellAttributes attr) {
- chars = new Cell[MAX_LINE_LENGTH];
- for (int i = 0; i < chars.length; i++) {
- chars[i] = new Cell();
- chars[i].setTo(attr);
- }
- }
-
- /**
- * Insert a character at the specified position.
- *
- * @param idx the character index
- * @param newCell the new Cell
- */
- public void insert(final int idx, final Cell newCell) {
- System.arraycopy(chars, idx, chars, idx + 1, chars.length - idx - 1);
- chars[idx] = newCell;
- }
-
- /**
- * Replace character at the specified position.
- *
- * @param idx the character index
- * @param newCell the new Cell
- */
- public void replace(final int idx, final Cell newCell) {
- chars[idx].setTo(newCell);
- }
-
- /**
- * Set the Cell at the specified position to the blank (reset).
- *
- * @param idx the character index
- */
- public void setBlank(final int idx) {
- chars[idx].reset();
- }
-
- /**
- * Set the character (just the char, not the attributes) at the specified
- * position to ch.
- *
- * @param idx the character index
- * @param ch the new char
- */
- public void setChar(final int idx, final char ch) {
- chars[idx].setChar(ch);
- }
-
- /**
- * Set the attributes (just the attributes, not the char) at the
- * specified position to attr.
- *
- * @param idx the character index
- * @param attr the new attributes
- */
- public void setAttr(final int idx, final CellAttributes attr) {
- chars[idx].setAttr(attr);
- }
-
- /**
- * Delete character at the specified position, filling in the new
- * character on the right with newCell.
- *
- * @param idx the character index
- * @param newCell the new Cell
- */
- public void delete(final int idx, final Cell newCell) {
- System.arraycopy(chars, idx + 1, chars, idx, chars.length - idx - 1);
- chars[chars.length - 1] = newCell;
- }
-
-}