01: /*
02: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
03: *
04: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
05: *
06: * The contents of this file are subject to the terms of either the GNU
07: * General Public License Version 2 only ("GPL") or the Common
08: * Development and Distribution License("CDDL") (collectively, the
09: * "License"). You may not use this file except in compliance with the
10: * License. You can obtain a copy of the License at
11: * http://www.netbeans.org/cddl-gplv2.html
12: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
13: * specific language governing permissions and limitations under the
14: * License. When distributing the software, include this License Header
15: * Notice in each file and include the License file at
16: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
17: * particular file as subject to the "Classpath" exception as provided
18: * by Sun in the GPL Version 2 section of the License file that
19: * accompanied this code. If applicable, add the following below the
20: * License Header, with the fields enclosed by brackets [] replaced by
21: * your own identifying information:
22: * "Portions Copyrighted [year] [name of copyright owner]"
23: *
24: * Contributor(s):
25: * The Original Software is NetBeans. The Initial Developer of the Original
26: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
27: * Microsystems, Inc. All Rights Reserved.
28: *
29: * If you wish your version of this file to be governed by only the CDDL
30: * or only the GPL Version 2, indicate your decision by adding
31: * "[Contributor] elects to include this software in this distribution
32: * under the [CDDL or GPL Version 2] license." If you do not indicate a
33: * single choice of license, a recipient has the option to distribute
34: * your version of this file under either the CDDL, the GPL Version 2 or
35: * to extend the choice of license to its licensees as provided above.
36: * However, if you add GPL Version 2 code and therefore, elected the GPL
37: * Version 2 license, then the option applies only if the new code is
38: * made subject to such option by the copyright holder.
39: */
40:
41: package org.netbeans.lib.profiler.ui.components.table;
42:
43: import org.netbeans.lib.profiler.ui.components.*;
44: import java.awt.*;
45: import javax.swing.*;
46:
47: /** Custom Table cell renderer that paints a bar based on numerical value within min/max bounds.
48: *
49: * @author Jiri Sedlacek
50: */
51: public class DiffBarCellRenderer extends CustomBarCellRenderer {
52: //~ Static fields/initializers -----------------------------------------------------------------------------------------------
53:
54: public static final Color BAR_FOREGROUND2_COLOR = new Color(41,
55: 195, 41);
56:
57: //~ Constructors -------------------------------------------------------------------------------------------------------------
58:
59: public DiffBarCellRenderer(long min, long max) {
60: super (min, max);
61: }
62:
63: //~ Methods ------------------------------------------------------------------------------------------------------------------
64:
65: public void paintComponent(Graphics g) {
66: g.setColor(getBackground());
67: g.fillRect(0, 0, getWidth(), getHeight());
68:
69: Insets insets = getInsets();
70: int clientWidth = getWidth() - insets.right - insets.left;
71: int horizCenter = insets.left + (clientWidth / 2);
72: int barExtent = (int) Math
73: .ceil((Math.abs(relValue) * ((double) clientWidth)) / 2d);
74:
75: if (relValue > 0) {
76: g.setColor(BAR_FOREGROUND_COLOR);
77: g.fillRect(horizCenter, insets.top, barExtent, getHeight()
78: - insets.bottom - insets.top);
79: } else if (relValue < 0) {
80: g.setColor(BAR_FOREGROUND2_COLOR);
81: g.fillRect(horizCenter - barExtent, insets.top, barExtent,
82: getHeight() - insets.bottom - insets.top);
83: }
84: }
85:
86: protected double calculateViewValue(long n) {
87: long absMax = Math.max(Math.abs(min), max);
88:
89: return (double) (n) / (double) (absMax);
90: }
91:
92: protected double calculateViewValue(double n) {
93: long absMax = Math.max(Math.abs(min), max);
94:
95: return (double) (n) / (double) (absMax);
96: }
97: }
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