Ant example source code file (Rectangle.java)

This example Ant source code file (Rectangle.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Ant tags/keywords

awt, basicshape, basicstroke, bufferedimage, drawoperation, drawoperation, graphics2d, graphics2d, image, imageoperation, planarimage, planarimage, rectangle, transformoperation, transformoperation

The Rectangle.java source code

/*
 *  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);
    }
}