| /** |
| * Copyright (c) 2004 - 2011 Eike Stepper (Berlin, Germany) 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: |
| * Eike Stepper - initial API and implementation |
| */ |
| package org.eclipse.emf.cdo.threedee.ui; |
| |
| import org.eclipse.emf.cdo.threedee.ui.ThreeDeeWorld.InfoPanel; |
| import org.eclipse.emf.cdo.threedee.ui.bundle.OM; |
| import org.eclipse.emf.cdo.threedee.ui.nodes.RootElementGroup; |
| |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.events.SelectionAdapter; |
| import org.eclipse.swt.events.SelectionEvent; |
| import org.eclipse.swt.events.SelectionListener; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.layout.GridLayout; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Label; |
| import org.eclipse.swt.widgets.Slider; |
| import org.eclipse.ui.IWorkbenchPage; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.part.ViewPart; |
| |
| import javax.media.j3d.DirectionalLight; |
| import javax.media.j3d.Transform3D; |
| import javax.media.j3d.TransformGroup; |
| import javax.vecmath.Vector3f; |
| |
| import java.text.MessageFormat; |
| |
| /** |
| * @author Eike Stepper |
| */ |
| public class ParametersView extends ViewPart |
| { |
| public static final String ID = "org.eclipse.emf.cdo.threedee.ui.ParametersView"; |
| |
| public ParametersView() |
| { |
| } |
| |
| @Override |
| public void createPartControl(Composite parent) |
| { |
| Composite composite = new Composite(parent, SWT.NONE); |
| composite.setLayout(new GridLayout(3, false)); |
| |
| try |
| { |
| IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage(); |
| if (page == null) |
| { |
| return; |
| } |
| |
| ThreeDeeView view = (ThreeDeeView)page.findView(ThreeDeeView.ID); |
| createRootRadius(composite, view); |
| createLightDirection(composite, view); |
| createInfoPanelTransform(composite, view); |
| } |
| catch (Exception ex) |
| { |
| OM.LOG.error(ex); |
| } |
| } |
| |
| private void createRootRadius(Composite composite, ThreeDeeView view) |
| { |
| final ThreeDeeWorld world = view.getWorld(); |
| final RootElementGroup root = world.getRoot(); |
| |
| final Transformer transformer = new Transformer(composite, "Radius", 0f, 2f, root.getRadiusFactor()); |
| transformer.addSelectionListener(new SelectionAdapter() |
| { |
| @Override |
| public void widgetSelected(SelectionEvent e) |
| { |
| root.setRadiusFactor(transformer.getValue()); |
| world.layout(); |
| } |
| }); |
| } |
| |
| private void createLightDirection(Composite composite, ThreeDeeView view) |
| { |
| final DirectionalLight directionalLight = view.getWorld().getDirectionalLight(); |
| |
| Vector3f direction = new Vector3f(); |
| directionalLight.getDirection(direction); |
| |
| final Transformer xTransformer = new Transformer(composite, "Light X", -10f, 10f, direction.getX()); |
| final Transformer yTransformer = new Transformer(composite, "Light Y", -10f, 10f, direction.getY()); |
| final Transformer zTransformer = new Transformer(composite, "Light Z", -10f, 10f, direction.getZ()); |
| |
| SelectionAdapter listener = new SelectionAdapter() |
| { |
| @Override |
| public void widgetSelected(SelectionEvent e) |
| { |
| float x = (float)xTransformer.getValue(); |
| float y = (float)yTransformer.getValue(); |
| float z = (float)zTransformer.getValue(); |
| |
| Vector3f direction = new Vector3f(x, y, z); |
| directionalLight.setDirection(direction); |
| } |
| }; |
| |
| xTransformer.addSelectionListener(listener); |
| yTransformer.addSelectionListener(listener); |
| zTransformer.addSelectionListener(listener); |
| } |
| |
| private void createInfoPanelTransform(Composite composite, ThreeDeeView view) |
| { |
| InfoPanel infoPanel = view.getWorld().getInfoPanel(); |
| |
| Transform3D transform = new Transform3D(); |
| |
| final TransformGroup translationGroup = infoPanel.getTranslationGroup(); |
| translationGroup.getTransform(transform); |
| Vector3f translation = new Vector3f(); |
| transform.get(translation); |
| |
| final TransformGroup scaleGroup = infoPanel.getScaleGroup(); |
| scaleGroup.getTransform(transform); |
| double scale = transform.getScale(); |
| |
| final Transformer xTransformer = new Transformer(composite, "Info X", -1f, 0f, translation.getX()); |
| final Transformer yTransformer = new Transformer(composite, "Info Y", 0f, 1f, translation.getY()); |
| final Transformer zTransformer = new Transformer(composite, "Info Z", -2f, 2f, translation.getZ()); |
| |
| SelectionAdapter translationListener = new SelectionAdapter() |
| { |
| @Override |
| public void widgetSelected(SelectionEvent e) |
| { |
| float x = (float)xTransformer.getValue(); |
| float y = (float)yTransformer.getValue(); |
| float z = (float)zTransformer.getValue(); |
| |
| Transform3D transform = new Transform3D(); |
| transform.set(new Vector3f(x, y, z)); |
| translationGroup.setTransform(transform); |
| } |
| }; |
| |
| xTransformer.addSelectionListener(translationListener); |
| yTransformer.addSelectionListener(translationListener); |
| zTransformer.addSelectionListener(translationListener); |
| |
| final Transformer scaleTransformer = new Transformer(composite, "Info Scale", 0.005f, 0.1f, scale); |
| scaleTransformer.addSelectionListener(new SelectionAdapter() |
| { |
| @Override |
| public void widgetSelected(SelectionEvent e) |
| { |
| Transform3D transform = new Transform3D(); |
| transform.setScale(scaleTransformer.getValue()); |
| scaleGroup.setTransform(transform); |
| } |
| }); |
| } |
| |
| @Override |
| public void setFocus() |
| { |
| } |
| |
| /** |
| * @author Eike Stepper |
| */ |
| private static class Transformer |
| { |
| private static final int MAX = 1000; |
| |
| private double min; |
| |
| private double range; |
| |
| private Slider slider; |
| |
| public Transformer(final Composite parent, String text, float min, float max, double initial) |
| { |
| this.min = min; |
| range = max - min; |
| |
| Label label = new Label(parent, SWT.NONE); |
| label.setText(text + ":"); |
| label.setLayoutData(new GridData()); |
| |
| slider = new Slider(parent, SWT.HORIZONTAL); |
| slider.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, false)); |
| slider.setMinimum(0); |
| slider.setMaximum(MAX); |
| |
| final Label value = new Label(parent, SWT.NONE); |
| GridData data = new GridData(SWT.RIGHT, SWT.TOP, false, false); |
| data.widthHint = 48; |
| value.setLayoutData(data); |
| |
| addSelectionListener(new SelectionAdapter() |
| { |
| @Override |
| public void widgetSelected(SelectionEvent e) |
| { |
| String format = MessageFormat.format("{0}", getValue()); |
| value.setText(format); |
| // parent.layout(); |
| } |
| }); |
| |
| setValue(initial); |
| } |
| |
| public void addSelectionListener(SelectionListener listener) |
| { |
| slider.addSelectionListener(listener); |
| } |
| |
| public double getValue() |
| { |
| return slider.getSelection() * range / MAX + min; |
| } |
| |
| public void setValue(double value) |
| { |
| slider.setSelection((int)((value - min) * MAX / range)); |
| } |
| } |
| } |