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- /* ========================================================================
- * JCommon : a free general purpose class library for the Java(tm) platform
- * ========================================================================
- *
- * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
- *
- * Project Info: http://www.jfree.org/jcommon/index.html
- *
- * This library 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 2.1 of the License, or
- * (at your option) any later version.
- *
- * This library 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 Lesser General Public
- * License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
- * USA.
- *
- * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
- * in the United States and other countries.]
- *
- * -------------------
- * BevelArrowIcon.java
- * -------------------
- * (C) Copyright 2000-2004, by Nobuo Tamemasa and Contributors.
- *
- * Original Author: Nobuo Tamemasa;
- * Contributor(s): David Gilbert (for Object Refinery Limited);
- *
- * $Id: BevelArrowIcon.java,v 1.5 2007/11/02 17:50:36 taqua Exp $
- *
- * Changes (from 26-Oct-2001)
- * --------------------------
- * 26-Oct-2001 : Changed package to com.jrefinery.ui.*;
- * 13-Oct-2002 : Fixed errors reported by Checkstyle (DG);
- *
- */
- package org.jfree.ui;
- import java.awt.Color;
- import java.awt.Component;
- import java.awt.Graphics;
- import javax.swing.Icon;
- import javax.swing.UIManager;
- /**
- * An arrow icon that can point up or down (usually used to indicate the sort direction in a table).
- * <P>
- * This class (and also SortButtonRenderer) is based on original code by Nobuo Tamemasa (version
- * 1.0, 26-Feb-1999) posted on www.codeguru.com.
- *
- * @author Nobuo Tamemasa
- */
- public class BevelArrowIcon implements Icon {
- /** Constant indicating that the arrow is pointing up. */
- public static final int UP = 0;
- /** Constant indicating that the arrow is pointing down. */
- public static final int DOWN = 1;
- /** The default arrow size. */
- private static final int DEFAULT_SIZE = 11;
- /** Edge color 1. */
- private Color edge1;
- /** Edge color 2. */
- private Color edge2;
- /** The fill color for the arrow icon. */
- private Color fill;
- /** The size of the icon. */
- private int size;
- /** The direction that the arrow is pointing (UP or DOWN). */
- private int direction;
- /**
- * Standard constructor - builds an icon with the specified attributes.
- *
- * @param direction .
- * @param isRaisedView .
- * @param isPressedView .
- */
- public BevelArrowIcon(final int direction,
- final boolean isRaisedView,
- final boolean isPressedView) {
- if (isRaisedView) {
- if (isPressedView) {
- init(UIManager.getColor("controlLtHighlight"),
- UIManager.getColor("controlDkShadow"),
- UIManager.getColor("controlShadow"),
- DEFAULT_SIZE, direction);
- }
- else {
- init(UIManager.getColor("controlHighlight"),
- UIManager.getColor("controlShadow"),
- UIManager.getColor("control"),
- DEFAULT_SIZE, direction);
- }
- }
- else {
- if (isPressedView) {
- init(UIManager.getColor("controlDkShadow"),
- UIManager.getColor("controlLtHighlight"),
- UIManager.getColor("controlShadow"),
- DEFAULT_SIZE, direction);
- }
- else {
- init(UIManager.getColor("controlShadow"),
- UIManager.getColor("controlHighlight"),
- UIManager.getColor("control"),
- DEFAULT_SIZE, direction);
- }
- }
- }
- /**
- * Standard constructor - builds an icon with the specified attributes.
- *
- * @param edge1 the color of edge1.
- * @param edge2 the color of edge2.
- * @param fill the fill color.
- * @param size the size of the arrow icon.
- * @param direction the direction that the arrow points.
- */
- public BevelArrowIcon(final Color edge1,
- final Color edge2,
- final Color fill,
- final int size,
- final int direction) {
- init(edge1, edge2, fill, size, direction);
- }
- /**
- * Paints the icon at the specified position. Supports the Icon interface.
- *
- * @param c .
- * @param g .
- * @param x .
- * @param y .
- */
- public void paintIcon(final Component c,
- final Graphics g,
- final int x,
- final int y) {
- switch (this.direction) {
- case DOWN: drawDownArrow(g, x, y); break;
- case UP: drawUpArrow(g, x, y); break;
- }
- }
- /**
- * Returns the width of the icon. Supports the Icon interface.
- *
- * @return the icon width.
- */
- public int getIconWidth() {
- return this.size;
- }
- /**
- * Returns the height of the icon. Supports the Icon interface.
- * @return the icon height.
- */
- public int getIconHeight() {
- return this.size;
- }
- /**
- * Initialises the attributes of the arrow icon.
- *
- * @param edge1 the color of edge1.
- * @param edge2 the color of edge2.
- * @param fill the fill color.
- * @param size the size of the arrow icon.
- * @param direction the direction that the arrow points.
- */
- private void init(final Color edge1,
- final Color edge2,
- final Color fill,
- final int size,
- final int direction) {
- this.edge1 = edge1;
- this.edge2 = edge2;
- this.fill = fill;
- this.size = size;
- this.direction = direction;
- }
- /**
- * Draws the arrow pointing down.
- *
- * @param g the graphics device.
- * @param xo ??
- * @param yo ??
- */
- private void drawDownArrow(final Graphics g, final int xo, final int yo) {
- g.setColor(this.edge1);
- g.drawLine(xo, yo, xo + this.size - 1, yo);
- g.drawLine(xo, yo + 1, xo + this.size - 3, yo + 1);
- g.setColor(this.edge2);
- g.drawLine(xo + this.size - 2, yo + 1, xo + this.size - 1, yo + 1);
- int x = xo + 1;
- int y = yo + 2;
- int dx = this.size - 6;
- while (y + 1 < yo + this.size) {
- g.setColor(this.edge1);
- g.drawLine(x, y, x + 1, y);
- g.drawLine(x, y + 1, x + 1, y + 1);
- if (0 < dx) {
- g.setColor(this.fill);
- g.drawLine(x + 2, y, x + 1 + dx, y);
- g.drawLine(x + 2, y + 1, x + 1 + dx, y + 1);
- }
- g.setColor(this.edge2);
- g.drawLine(x + dx + 2, y, x + dx + 3, y);
- g.drawLine(x + dx + 2, y + 1, x + dx + 3, y + 1);
- x += 1;
- y += 2;
- dx -= 2;
- }
- g.setColor(this.edge1);
- g.drawLine(
- xo + (this.size / 2), yo + this.size - 1, xo + (this.size / 2), yo + this.size - 1
- );
- }
- /**
- * Draws the arrow pointing up.
- *
- * @param g the graphics device.
- * @param xo ??
- * @param yo ??
- */
- private void drawUpArrow(final Graphics g, final int xo, final int yo) {
- g.setColor(this.edge1);
- int x = xo + (this.size / 2);
- g.drawLine(x, yo, x, yo);
- x--;
- int y = yo + 1;
- int dx = 0;
- while (y + 3 < yo + this.size) {
- g.setColor(this.edge1);
- g.drawLine(x, y, x + 1, y);
- g.drawLine(x, y + 1, x + 1, y + 1);
- if (0 < dx) {
- g.setColor(this.fill);
- g.drawLine(x + 2, y, x + 1 + dx, y);
- g.drawLine(x + 2, y + 1, x + 1 + dx, y + 1);
- }
- g.setColor(this.edge2);
- g.drawLine(x + dx + 2, y, x + dx + 3, y);
- g.drawLine(x + dx + 2, y + 1, x + dx + 3, y + 1);
- x -= 1;
- y += 2;
- dx += 2;
- }
- g.setColor(this.edge1);
- g.drawLine(xo, yo + this.size - 3, xo + 1, yo + this.size - 3);
- g.setColor(this.edge2);
- g.drawLine(xo + 2, yo + this.size - 2, xo + this.size - 1, yo + this.size - 2);
- g.drawLine(xo, yo + this.size - 1, xo + this.size, yo + this.size - 1);
- }
- }
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