russell@unturf.com
0a580b313d
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
126 lines
4 KiB
Java
126 lines
4 KiB
Java
/*
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* Copyright (c) 1998, 2023, Oracle and/or its affiliates. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* - Neither the name of Oracle nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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import java.awt.Color;
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import java.awt.Graphics;
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import java.awt.GridLayout;
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import javax.swing.JComponent;
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import javax.swing.JLabel;
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import javax.swing.JPanel;
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import javax.swing.SwingUtilities;
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import javax.swing.UIManager;
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/**
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* This test is mean to isolate the speed of JLabel painting
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* It creates a grid of JLabels (some with icons) and
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* proceeds to change their color and repaint them.
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*/
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public class LabelTest extends AbstractSwingTest {
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JLabel[] labels;
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final int repeat = 255;
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final int gridDimension = 6;
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JPanel panel;
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public JComponent getTestComponent() {
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panel = new JPanel();
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panel.setLayout(new GridLayout( gridDimension, gridDimension) );
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labels = new JLabel[gridDimension*gridDimension];
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for (int i = 0; i < labels.length; i++) {
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labels[i] = new CounterLabel( "Label #" + i);
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if (i % 2 == 0) {
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labels[i].setOpaque(true);
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} else {
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labels[i].setOpaque(false);
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}
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panel.add(labels[i]);
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}
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labels[0].setIcon(UIManager.getIcon("Tree.openIcon"));
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labels[5].setIcon(UIManager.getIcon("Tree.closedIcon"));
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labels[10].setIcon(UIManager.getIcon("Tree.leafIcon"));
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labels[15].setIcon(UIManager.getIcon("Tree.expandedIcon"));
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labels[20].setIcon(UIManager.getIcon("Tree.collapsedIcon"));
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return panel;
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}
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public String getTestName() {
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return "Labels";
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}
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public void runTest() {
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LabelChanger changer = new LabelChanger(labels);
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for (int i = 0; i < repeat; i++) {
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try {
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changer.setColor( new Color( i,i,i) );
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SwingUtilities.invokeLater(changer);
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//panel.repaint();
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rest();
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} catch (Exception e) {System.out.println(e);}
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}
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}
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public static void main(String[] args) {
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runStandAloneTest(new LabelTest());
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}
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class CounterLabel extends JLabel {
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CounterLabel(String s) {
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super(s);
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}
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public void paint(Graphics g) {
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paintCount++;
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super.paint(g);
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}
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}
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}
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class LabelChanger implements Runnable {
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JLabel[] labels;
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Color color;
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public LabelChanger(JLabel[] labelsToChange) {
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labels = labelsToChange;
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}
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public void setColor(Color newColor) {
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color = newColor;
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}
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public void run() {
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for (int i = 0; i < labels.length; i++) {
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labels[i].setForeground(color);
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}
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}
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}
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