// **********************************************************************// // <copyright>// //  BBN Technologies//  10 Moulton Street//  Cambridge, MA 02138//  (617) 873-8000// //  Copyright (C) BBNT Solutions LLC. All rights reserved.// // </copyright>// **********************************************************************// // $Source: /cvs/distapps/openmap/src/openmap/com/bbn/openmap/tools/icon/BasicIconPart.java,v $// $RCSfile: BasicIconPart.java,v $// $Revision: 1.3.2.1 $// $Date: 2004/10/14 18:27:42 $// $Author: dietrick $// // **********************************************************************package com.bbn.openmap.tools.icon;import java.awt.Graphics2D;import java.awt.Graphics;import java.awt.Shape;import java.awt.geom.AffineTransform;import java.awt.geom.GeneralPath;import com.bbn.openmap.omGraphics.DrawingAttributes;/** * The BasicIconPart is an implementation of the IconPart. In addition * to the geometry and DrawingAttributes adjustments that can be done * on an IconPart, the BasicIconPart also lets you use an * AffineTransform to rotate, translate or scale the geometrym and * will create GradientPaints for the Colors from the * DrawingAttribtues if desired. */public class BasicIconPart implements IconPart {    /**     * AffineTransform to adjust geometry if needed.     */    protected AffineTransform baseTransform;    /**     * Shape geometry for this IconPart.     */    protected Shape geometry;    /**     * Shape clipping area for this IconPart.     */    protected Shape clip;    /**     * DrawingAttributes for this IconPart.     */    protected DrawingAttributes renderingAttributes = null;    /**     * Flag to modifying DrawingAttributes Colors into GradientPaints,     * for that 3D lighting look.     */    protected boolean gradient = false;    /**     * Create a BasicIconPart with a java.awt.Shape object for a     * geometry.     */    public BasicIconPart(Shape shape) {        this(shape, null);    }    /**     * Create a BasicIconPart with a java.awt.Shape object for a     * geometry, along with an AffineTransform that may be applied to     * the geometry at rendertime.     */    public BasicIconPart(Shape shape, AffineTransform transform) {        geometry = shape;        if (transform == null) {            transform = new AffineTransform();        }        baseTransform = transform;    }    /**     * Get the DrawingAttributes that should be used for rendering.     *      * @param da DrawingAttributes passed in that may affect rendering     *        choices. Can be null, and the IconPart may decide to     *        ignore it.     * @return DrawingAttribute for this part.     */    protected DrawingAttributes getAttributesForRendering(DrawingAttributes da) {        return getRenderingAttributes();    }    /**     * @param g a java.awt.Graphics object to render into.     * @param width pixel width of icon, used to scale geometry.     * @param height pixel height of icon, used to scale geometry.     */    public void render(Graphics g, int width, int height) {        render(g, width, height, null);    }    /**     * @param g a java.awt.Graphics object to render into.     * @param width pixel width of icon, used to scale geometry.     * @param height pixel height of icon, used to scale geometry.     * @param appDA drawing attributes to use under certain     *        conditions. Certain IconParts on this list may use these     *        drawing attributes if they want/should. May be null.     */    public void render(Graphics g, int width, int height,                       DrawingAttributes appDA) {        AffineTransform transform = AffineTransform.getScaleInstance((double) width / 100,                (double) height / 100);        transform.concatenate(baseTransform);        // Handle clip area in Graphics, first        Shape clip = getClip();        if (clip != null) {            g.setClip(new GeneralPath(clip).createTransformedShape(transform));        }        Shape shape = new GeneralPath(geometry).createTransformedShape(transform);        getAttributesForRendering(appDA).render((Graphics2D) g, shape, gradient);    }    /**     * Set whether colors should be replaced by GradientPaints.     */    public void setGradient(boolean value) {        gradient = value;    }    /**     * Get whether colors should be replaced by GradientPaints.     */    public boolean isGradient() {        return gradient;    }    public void setClip(Shape clipArea) {        clip = clipArea;    }    public Shape getClip() {        return clip;    }    public void setGeometry(Shape shape) {        geometry = shape;    }    public Shape getGeometry() {        return geometry;    }    public void setTransform(AffineTransform af) {        baseTransform = af;    }    public AffineTransform getTransform() {        return baseTransform;    }    public void setRenderingAttributes(DrawingAttributes da) {        renderingAttributes = da;    }    public DrawingAttributes getRenderingAttributes() {        if (renderingAttributes == null) {            return DrawingAttributes.DEFAULT;        } else {            return renderingAttributes;        }    }    public Object clone() {        BasicIconPart clone = new BasicIconPart(getGeometry(), getTransform());        clone.setRenderingAttributes(getRenderingAttributes());        clone.setClip(getClip());        return clone;    }}