rectangle.java

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/*
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You under the Apache License, Version 2.0
 *  (the "License"); you may not use this file except in compliance with
 *  the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 */
package org.apache.tools.ant.types.optional.image;

import javax.media.jai.PlanarImage;
import java.awt.BasicStroke;
import java.awt.Graphics2D;
import java.awt.image.BufferedImage;

/**
 *
 * @see org.apache.tools.ant.taskdefs.optional.image.Image
 */
public class Rectangle extends BasicShape implements DrawOperation {
    // CheckStyle:VisibilityModifier OFF - bc
    protected int width = 0;
    protected int height = 0;
    protected int arcwidth = 0;
    protected int archeight = 0;
    // CheckStyle:VisibilityModifier ON

    /**
     * Set the width.
     * @param w the value to use.
     */
    public void setWidth(int w) {
        width = w;
    }

    /**
     * Set the height.
     * @param h the value to use.
     */
    public void setHeight(int h) {
        height = h;
    }

    /**
     * Set the arc width.
     * @param w the value to use.
     */
    public void setArcwidth(int w) {
        arcwidth = w;
    }

    /**
     * Set the arc height.
     * @param h the value to use.
     */
    public void setArcheight(int h) {
        archeight = h;
    }

    /** {@inheritDoc}. */
    public PlanarImage executeDrawOperation() {
        log("\tCreating Rectangle w=" + width + " h=" + height + " arcw="
            + arcwidth + " arch=" + archeight);
        BufferedImage bi = new BufferedImage(width, height, BufferedImage.TYPE_4BYTE_ABGR_PRE);

        Graphics2D graphics = (Graphics2D) bi.getGraphics();

        if (!stroke.equals("transparent")) {
            BasicStroke bStroke = new BasicStroke(stroke_width);
            graphics.setColor(ColorMapper.getColorByName(stroke));
            graphics.setStroke(bStroke);

            if ((arcwidth != 0) || (archeight != 0)) {
                graphics.drawRoundRect(0, 0, width, height, arcwidth, archeight);
            } else {
                graphics.drawRect(0, 0, width, height);
            }
        }

        if (!fill.equals("transparent")) {
            graphics.setColor(ColorMapper.getColorByName(fill));
            if ((arcwidth != 0) || (archeight != 0)) {
                graphics.fillRoundRect(stroke_width, stroke_width,
                    width - (stroke_width * 2), height - (stroke_width * 2),
                    arcwidth, archeight);
            } else {
                graphics.fillRect(stroke_width, stroke_width,
                    width - (stroke_width * 2), height - (stroke_width * 2));
            }
        }


        for (int i = 0; i < instructions.size(); i++) {
            ImageOperation instr = ((ImageOperation) instructions.elementAt(i));
            if (instr instanceof DrawOperation) {
                PlanarImage img = ((DrawOperation) instr).executeDrawOperation();
                graphics.drawImage(img.getAsBufferedImage(), null, 0, 0);
            } else if (instr instanceof TransformOperation) {
                graphics = (Graphics2D) bi.getGraphics();
                PlanarImage image
                    = ((TransformOperation) instr)
                    .executeTransformOperation(PlanarImage.wrapRenderedImage(bi));
                bi = image.getAsBufferedImage();
            }
        }
        return PlanarImage.wrapRenderedImage(bi);
    }
}