-/**
+/*
* Jexer - Java Text User Interface
*
- * Version: $Id$
- *
- * Author: Kevin Lamonte, <a href="mailto:kevin.lamonte@gmail.com">kevin.lamonte@gmail.com</a>
- *
- * License: LGPLv3 or later
+ * The MIT License (MIT)
*
- * Copyright: 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) 2019 Kevin Lamonte
*
- * Copyright (C) 2015 Kevin Lamonte
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
*
- * 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.
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
*
- * 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.
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
*
- * 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.bits;
*/
public class CellAttributes {
+ // ------------------------------------------------------------------------
+ // Constants --------------------------------------------------------------
+ // ------------------------------------------------------------------------
+
/**
- * Bold
+ * Bold attribute.
*/
- public boolean bold;
+ private static final int BOLD = 0x01;
/**
- * Blink
+ * Blink attribute.
*/
- public boolean blink;
+ private static final int BLINK = 0x02;
/**
- * Reverse
+ * Reverse attribute.
*/
- public boolean reverse;
+ private static final int REVERSE = 0x04;
/**
- * Underline
+ * Underline attribute.
*/
- public boolean underline;
+ private static final int UNDERLINE = 0x08;
/**
- * Protected
+ * Protected attribute.
*/
- public boolean protect;
+ private static final int PROTECT = 0x10;
+
+ // ------------------------------------------------------------------------
+ // Variables --------------------------------------------------------------
+ // ------------------------------------------------------------------------
+
+ /**
+ * Boolean flags.
+ */
+ private int flags = 0;
/**
* Foreground color. Color.WHITE, Color.RED, etc.
*/
- public Color foreColor;
+ private Color foreColor = Color.WHITE;
/**
* Background color. Color.WHITE, Color.RED, etc.
*/
- public Color backColor;
+ private Color backColor = Color.BLACK;
+
+ /**
+ * Foreground color as 24-bit RGB value. Negative value means not set.
+ */
+ private int foreColorRGB = -1;
+
+ /**
+ * Background color as 24-bit RGB value. Negative value means not set.
+ */
+ private int backColorRGB = -1;
+
+ // ------------------------------------------------------------------------
+ // Constructors -----------------------------------------------------------
+ // ------------------------------------------------------------------------
+
+ /**
+ * Public constructor sets default values of the cell to white-on-black,
+ * no bold/blink/reverse/underline/protect.
+ *
+ * @see #reset()
+ */
+ public CellAttributes() {
+ // NOP
+ }
+
+ /**
+ * Public constructor makes a copy from another instance.
+ *
+ * @param that another CellAttributes instance
+ * @see #reset()
+ */
+ public CellAttributes(final CellAttributes that) {
+ setTo(that);
+ }
+
+ // ------------------------------------------------------------------------
+ // CellAttributes ---------------------------------------------------------
+ // ------------------------------------------------------------------------
+
+ /**
+ * Getter for bold.
+ *
+ * @return bold value
+ */
+ public final boolean isBold() {
+ return ((flags & BOLD) == 0 ? false : true);
+ }
+
+ /**
+ * Setter for bold.
+ *
+ * @param bold new bold value
+ */
+ public final void setBold(final boolean bold) {
+ if (bold) {
+ flags |= BOLD;
+ } else {
+ flags &= ~BOLD;
+ }
+ }
+
+ /**
+ * Getter for blink.
+ *
+ * @return blink value
+ */
+ public final boolean isBlink() {
+ return ((flags & BLINK) == 0 ? false : true);
+ }
+
+ /**
+ * Setter for blink.
+ *
+ * @param blink new blink value
+ */
+ public final void setBlink(final boolean blink) {
+ if (blink) {
+ flags |= BLINK;
+ } else {
+ flags &= ~BLINK;
+ }
+ }
+
+ /**
+ * Getter for reverse.
+ *
+ * @return reverse value
+ */
+ public final boolean isReverse() {
+ return ((flags & REVERSE) == 0 ? false : true);
+ }
+
+ /**
+ * Setter for reverse.
+ *
+ * @param reverse new reverse value
+ */
+ public final void setReverse(final boolean reverse) {
+ if (reverse) {
+ flags |= REVERSE;
+ } else {
+ flags &= ~REVERSE;
+ }
+ }
+
+ /**
+ * Getter for underline.
+ *
+ * @return underline value
+ */
+ public final boolean isUnderline() {
+ return ((flags & UNDERLINE) == 0 ? false : true);
+ }
+
+ /**
+ * Setter for underline.
+ *
+ * @param underline new underline value
+ */
+ public final void setUnderline(final boolean underline) {
+ if (underline) {
+ flags |= UNDERLINE;
+ } else {
+ flags &= ~UNDERLINE;
+ }
+ }
+
+ /**
+ * Getter for protect.
+ *
+ * @return protect value
+ */
+ public final boolean isProtect() {
+ return ((flags & PROTECT) == 0 ? false : true);
+ }
+
+ /**
+ * Setter for protect.
+ *
+ * @param protect new protect value
+ */
+ public final void setProtect(final boolean protect) {
+ if (protect) {
+ flags |= PROTECT;
+ } else {
+ flags &= ~PROTECT;
+ }
+ }
+
+ /**
+ * Getter for foreColor.
+ *
+ * @return foreColor value
+ */
+ public final Color getForeColor() {
+ return foreColor;
+ }
/**
- * Set to default not-bold, white foreground on black background.
+ * Setter for foreColor.
+ *
+ * @param foreColor new foreColor value
+ */
+ public final void setForeColor(final Color foreColor) {
+ this.foreColor = foreColor;
+ }
+
+ /**
+ * Getter for backColor.
+ *
+ * @return backColor value
+ */
+ public final Color getBackColor() {
+ return backColor;
+ }
+
+ /**
+ * Setter for backColor.
+ *
+ * @param backColor new backColor value
+ */
+ public final void setBackColor(final Color backColor) {
+ this.backColor = backColor;
+ }
+
+ /**
+ * Getter for foreColor RGB.
+ *
+ * @return foreColor value. Negative means unset.
+ */
+ public final int getForeColorRGB() {
+ return foreColorRGB;
+ }
+
+ /**
+ * Setter for foreColor RGB.
+ *
+ * @param foreColorRGB new foreColor RGB value
+ */
+ public final void setForeColorRGB(final int foreColorRGB) {
+ this.foreColorRGB = foreColorRGB;
+ }
+
+ /**
+ * Getter for backColor RGB.
+ *
+ * @return backColor value. Negative means unset.
+ */
+ public final int getBackColorRGB() {
+ return backColorRGB;
+ }
+
+ /**
+ * Setter for backColor RGB.
+ *
+ * @param backColorRGB new backColor RGB value
+ */
+ public final void setBackColorRGB(final int backColorRGB) {
+ this.backColorRGB = backColorRGB;
+ }
+
+ /**
+ * See if this cell uses RGB or ANSI colors.
+ *
+ * @return true if this cell has a RGB color
+ */
+ public final boolean isRGB() {
+ return (foreColorRGB >= 0) || (backColorRGB >= 0);
+ }
+
+ /**
+ * Set to default: white foreground on black background, no
+ * bold/underline/blink/rever/protect.
*/
public void reset() {
- bold = false;
- blink = false;
- reverse = false;
- protect = false;
- underline = false;
- foreColor = Color.WHITE;
- backColor = Color.BLACK;
+ flags = 0;
+ foreColor = Color.WHITE;
+ backColor = Color.BLACK;
+ foreColorRGB = -1;
+ backColorRGB = -1;
}
/**
- * Public constructor
+ * Comparison check. All fields must match to return true.
+ *
+ * @param rhs another CellAttributes instance
+ * @return true if all fields are equal
*/
- public CellAttributes() {
- reset();
+ @Override
+ public boolean equals(final Object rhs) {
+ if (!(rhs instanceof CellAttributes)) {
+ return false;
+ }
+
+ CellAttributes that = (CellAttributes) rhs;
+ return ((flags == that.flags)
+ && (foreColor == that.foreColor)
+ && (backColor == that.backColor)
+ && (foreColorRGB == that.foreColorRGB)
+ && (backColorRGB == that.backColorRGB));
}
/**
- * Comparison. All fields must match to return true.
+ * Hashcode uses all fields in equals().
+ *
+ * @return the hash
*/
@Override
- public boolean equals(Object rhs) {
- if (!(rhs instanceof CellAttributes)) {
- return false;
- }
-
- CellAttributes that = (CellAttributes)rhs;
- return ((bold == that.bold) &&
- (blink == that.blink) &&
- (reverse == that.reverse) &&
- (underline == that.underline) &&
- (protect == that.protect) &&
- (foreColor == that.foreColor) &&
- (backColor == that.backColor));
- }
-
- /**
- * Set my field values to that's field
- */
- public void setTo(Object rhs) {
- CellAttributes that = (CellAttributes)rhs;
-
- this.bold = that.bold;
- this.blink = that.blink;
- this.reverse = that.reverse;
- this.underline = that.underline;
- this.protect = that.protect;
- this.foreColor = that.foreColor;
- this.backColor = that.backColor;
- }
-
- /**
- * Convert enum to string
- *
- * @param color Color.RED, Color.BLUE, etc.
- * @return "red", "blue", etc.
- */
- static public String stringFromColor(Color color) {
- if (color.equals(Color.BLACK)) {
- return "black";
- } else if (color.equals(Color.WHITE)) {
- return "white";
- } else if (color.equals(Color.RED)) {
- return "red";
- } else if (color.equals(Color.CYAN)) {
- return "cyan";
- } else if (color.equals(Color.GREEN)) {
- return "green";
- } else if (color.equals(Color.MAGENTA)) {
- return "magenta";
- } else if (color.equals(Color.BLUE)) {
- return "blue";
- } else if (color.equals(Color.YELLOW)) {
- return "yellow";
- }
- throw new IllegalArgumentException("Invalid Color value: " +
- color.value);
- }
-
- /**
- * Convert string to enum
- *
- * @param color "red", "blue", etc.
- * @return Color.RED, Color.BLUE, etc.
- */
- static private Color colorFromString(String color) {
- switch (color.toLowerCase()) {
- case "black":
- return Color.BLACK;
- case "white":
- return Color.WHITE;
- case "red":
- return Color.RED;
- case "cyan":
- return Color.CYAN;
- case "green":
- return Color.GREEN;
- case "magenta":
- return Color.MAGENTA;
- case "blue":
- return Color.BLUE;
- case "yellow":
- return Color.YELLOW;
- case "brown":
- return Color.YELLOW;
- default:
- // Let unknown strings become white
- return Color.WHITE;
- }
- }
-
- /**
- * Make human-readable description of this CellAttributes
+ public int hashCode() {
+ int A = 13;
+ int B = 23;
+ int hash = A;
+ hash = (B * hash) + flags;
+ hash = (B * hash) + foreColor.hashCode();
+ hash = (B * hash) + backColor.hashCode();
+ hash = (B * hash) + foreColorRGB;
+ hash = (B * hash) + backColorRGB;
+ return hash;
+ }
+
+ /**
+ * Set my field values to that's field.
+ *
+ * @param rhs another CellAttributes instance
+ */
+ public void setTo(final Object rhs) {
+ CellAttributes that = (CellAttributes) rhs;
+
+ this.flags = that.flags;
+ this.foreColor = that.foreColor;
+ this.backColor = that.backColor;
+ this.foreColorRGB = that.foreColorRGB;
+ this.backColorRGB = that.backColorRGB;
+ }
+
+ /**
+ * Make human-readable description of this CellAttributes.
+ *
+ * @return displayable String
*/
@Override
public String toString() {
- return String.format("%s%s on %s",
- bold ? "bold " : "",
- stringFromColor(foreColor),
- stringFromColor(backColor));
+ if ((foreColorRGB >= 0) || (backColorRGB >= 0)) {
+ return String.format("RGB: #%06x on #%06x",
+ (foreColorRGB & 0xFFFFFF),
+ (backColorRGB & 0xFFFFFF));
+ }
+ return String.format("%s%s%s on %s", (isBold() ? "bold " : ""),
+ (isBlink() ? "blink " : ""), foreColor, backColor);
}
}
-