--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/javax/swing/border/LineBorder.java Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,191 @@
+/*
+ * Copyright 1997-2007 Sun Microsystems, Inc. All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code 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
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+package javax.swing.border;
+
+import java.awt.Graphics;
+import java.awt.Insets;
+import java.awt.Color;
+import java.awt.Component;
+import java.awt.Graphics2D;
+import java.awt.Shape;
+import java.awt.geom.Path2D;
+import java.awt.geom.Rectangle2D;
+import java.awt.geom.RoundRectangle2D;
+import java.beans.ConstructorProperties;
+
+/**
+ * A class which implements a line border of arbitrary thickness
+ * and of a single color.
+ * <p>
+ * <strong>Warning:</strong>
+ * Serialized objects of this class will not be compatible with
+ * future Swing releases. The current serialization support is
+ * appropriate for short term storage or RMI between applications running
+ * the same version of Swing. As of 1.4, support for long term storage
+ * of all JavaBeans<sup><font size="-2">TM</font></sup>
+ * has been added to the <code>java.beans</code> package.
+ * Please see {@link java.beans.XMLEncoder}.
+ *
+ * @author David Kloba
+ */
+public class LineBorder extends AbstractBorder
+{
+ private static Border blackLine;
+ private static Border grayLine;
+
+ protected int thickness;
+ protected Color lineColor;
+ protected boolean roundedCorners;
+
+ /** Convenience method for getting the Color.black LineBorder of thickness 1.
+ */
+ public static Border createBlackLineBorder() {
+ if (blackLine == null) {
+ blackLine = new LineBorder(Color.black, 1);
+ }
+ return blackLine;
+ }
+
+ /** Convenience method for getting the Color.gray LineBorder of thickness 1.
+ */
+ public static Border createGrayLineBorder() {
+ if (grayLine == null) {
+ grayLine = new LineBorder(Color.gray, 1);
+ }
+ return grayLine;
+ }
+
+ /**
+ * Creates a line border with the specified color and a
+ * thickness = 1.
+ * @param color the color for the border
+ */
+ public LineBorder(Color color) {
+ this(color, 1, false);
+ }
+
+ /**
+ * Creates a line border with the specified color and thickness.
+ * @param color the color of the border
+ * @param thickness the thickness of the border
+ */
+ public LineBorder(Color color, int thickness) {
+ this(color, thickness, false);
+ }
+
+ /**
+ * Creates a line border with the specified color, thickness,
+ * and corner shape.
+ * @param color the color of the border
+ * @param thickness the thickness of the border
+ * @param roundedCorners whether or not border corners should be round
+ * @since 1.3
+ */
+ @ConstructorProperties({"lineColor", "thickness", "roundedCorners"})
+ public LineBorder(Color color, int thickness, boolean roundedCorners) {
+ lineColor = color;
+ this.thickness = thickness;
+ this.roundedCorners = roundedCorners;
+ }
+
+ /**
+ * Paints the border for the specified component with the
+ * specified position and size.
+ * @param c the component for which this border is being painted
+ * @param g the paint graphics
+ * @param x the x position of the painted border
+ * @param y the y position of the painted border
+ * @param width the width of the painted border
+ * @param height the height of the painted border
+ */
+ public void paintBorder(Component c, Graphics g, int x, int y, int width, int height) {
+ if ((this.thickness > 0) && (g instanceof Graphics2D)) {
+ Graphics2D g2d = (Graphics2D) g;
+
+ Color oldColor = g2d.getColor();
+ g2d.setColor(this.lineColor);
+
+ Shape outer;
+ Shape inner;
+
+ int offs = this.thickness;
+ int size = offs + offs;
+ if (this.roundedCorners) {
+ int arc = offs + size;
+ outer = new RoundRectangle2D.Float(x, y, width, height, arc, arc);
+ inner = new RoundRectangle2D.Float(x + offs, y + offs, width - size, height - size, arc, arc);
+ }
+ else {
+ outer = new Rectangle2D.Float(x, y, width, height);
+ inner = new Rectangle2D.Float(x + offs, y + offs, width - size, height - size);
+ }
+ Path2D path = new Path2D.Float(Path2D.WIND_EVEN_ODD);
+ path.append(outer, false);
+ path.append(inner, false);
+ g2d.fill(path);
+ g2d.setColor(oldColor);
+ }
+ }
+
+ /**
+ * Reinitialize the insets parameter with this Border's current Insets.
+ * @param c the component for which this border insets value applies
+ * @param insets the object to be reinitialized
+ */
+ public Insets getBorderInsets(Component c, Insets insets) {
+ insets.set(thickness, thickness, thickness, thickness);
+ return insets;
+ }
+
+ /**
+ * Returns the color of the border.
+ */
+ public Color getLineColor() {
+ return lineColor;
+ }
+
+ /**
+ * Returns the thickness of the border.
+ */
+ public int getThickness() {
+ return thickness;
+ }
+
+ /**
+ * Returns whether this border will be drawn with rounded corners.
+ * @since 1.3
+ */
+ public boolean getRoundedCorners() {
+ return roundedCorners;
+ }
+
+ /**
+ * Returns whether or not the border is opaque.
+ */
+ public boolean isBorderOpaque() {
+ return !roundedCorners;
+ }
+
+}