| /******************************************************************************* |
| * Copyright (c) 2004, 2006 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ui.tests.performance.layout; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.swt.graphics.Point; |
| import org.eclipse.swt.graphics.Rectangle; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.test.performance.Dimension; |
| import org.eclipse.ui.WorkbenchException; |
| import org.eclipse.ui.tests.performance.BasicPerformanceTest; |
| |
| /** |
| * Measures the time to resize the widget 10 times, including the time required |
| * to redraw. |
| * |
| * @since 3.1 |
| */ |
| public class ResizeTest extends BasicPerformanceTest { |
| |
| private TestWidgetFactory widgetFactory; |
| |
| private int xIterations = 5; |
| |
| private int yIterations = 5; |
| |
| private String tagString; |
| |
| |
| |
| /** |
| * Create a new instance of the receiver. |
| * @param factory |
| */ |
| public ResizeTest(TestWidgetFactory factory) { |
| this(factory, NONE, factory.getName() + " setSize"); |
| } |
| |
| |
| |
| /** |
| * Create a new instance of the receiver. |
| * @param factory |
| * @param tagging |
| * @param tag |
| */ |
| public ResizeTest(TestWidgetFactory factory, int tagging, |
| String tag) { |
| super(factory.getName() + " setSize", tagging); |
| this.tagString = tag; |
| this.widgetFactory = factory; |
| } |
| |
| /** |
| * Run the test |
| */ |
| protected void runTest() throws CoreException, WorkbenchException { |
| |
| tagIfNecessary(tagString, Dimension.ELAPSED_PROCESS); |
| |
| widgetFactory.init(); |
| final Composite widget = widgetFactory.getControl(); |
| Rectangle initialBounds = widget.getBounds(); |
| final Point maxSize = widgetFactory.getMaxSize(); |
| |
| waitForBackgroundJobs(); |
| processEvents(); |
| for (int j = 0; j < 50; j++) { |
| |
| startMeasuring(); |
| for (int i = 0; i < 2; i++) { |
| |
| for (int xIteration = 0; xIteration < xIterations; xIteration += 5) { |
| |
| for (int yIteration = 0; yIteration < yIterations; yIteration++) { |
| // Avoid giving the same x value twice in a row in order |
| // to make it hard to cache |
| int xSize = maxSize.x |
| * ((xIteration + yIteration) % xIterations) |
| / xIterations; |
| int ySize = maxSize.y * yIteration / yIterations; |
| |
| widget.setSize(xSize, ySize); |
| |
| processEvents(); |
| } |
| |
| } |
| |
| } |
| stopMeasuring(); |
| } |
| commitMeasurements(); |
| assertPerformance(); |
| |
| widget.setBounds(initialBounds); |
| widgetFactory.done(); |
| } |
| |
| } |