| /* |
| * 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 |
| * |
| * https://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.imageio; |
| |
| import org.apache.tools.ant.types.EnumeratedAttribute; |
| |
| import java.awt.BasicStroke; |
| import java.awt.Graphics2D; |
| import java.awt.geom.Arc2D; |
| import java.awt.image.BufferedImage; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * Draw an arc. |
| */ |
| public class Arc extends BasicShape implements DrawOperation { |
| private int start = 0; |
| private int stop = 0; |
| private ArcType type = ArcType.getDefault(); |
| |
| /** |
| * Set the start of the arc. |
| * @param start the start of the arc. |
| */ |
| public void setStart(int start) { |
| this.start = start; |
| } |
| |
| /** |
| * Set the stop of the arc. |
| * @param stop the stop of the arc. |
| */ |
| public void setStop(int stop) { |
| this.stop = stop; |
| } |
| |
| /** |
| * Set the type of arc. |
| * @param arcType the type to use - open, pie or chord. |
| */ |
| public void setType(ArcType arcType) { |
| type = arcType; |
| } |
| |
| /** {@inheritDoc}. */ |
| @Override |
| public BufferedImage executeDrawOperation() { |
| BufferedImage bi = new BufferedImage(width + (strokeWidth * 2), |
| height + (strokeWidth * 2), BufferedImage.TYPE_4BYTE_ABGR_PRE); |
| |
| Graphics2D graphics = bi.createGraphics(); |
| |
| if (!"transparent".equalsIgnoreCase(stroke)) { |
| BasicStroke bStroke = new BasicStroke(strokeWidth); |
| graphics.setColor(ColorMapper.getColorByName(stroke)); |
| graphics.setStroke(bStroke); |
| graphics.draw(new Arc2D.Double(strokeWidth, strokeWidth, width, |
| height, start, stop, type.getIndex())); |
| } |
| |
| if (!"transparent".equalsIgnoreCase(fill)) { |
| graphics.setColor(ColorMapper.getColorByName(fill)); |
| graphics.fill(new Arc2D.Double(strokeWidth, strokeWidth, |
| width, height, start, stop, type.getIndex())); |
| } |
| |
| for (ImageOperation instr : instructions) { |
| if (instr instanceof DrawOperation) { |
| BufferedImage img = ((DrawOperation) instr).executeDrawOperation(); |
| graphics.drawImage(img, null, 0, 0); |
| } else if (instr instanceof TransformOperation) { |
| bi = ((TransformOperation) instr).executeTransformOperation(bi); |
| graphics = bi.createGraphics(); |
| } |
| } |
| return bi; |
| } |
| |
| public static class ArcType extends EnumeratedAttribute { |
| |
| private static final List<String> VALUES = new ArrayList<>(); |
| |
| static { |
| VALUES.add(Arc2D.OPEN, "open"); |
| VALUES.add(Arc2D.CHORD, "chord"); |
| VALUES.add(Arc2D.PIE, "pie"); |
| } |
| |
| /** |
| * Constructor |
| */ |
| public ArcType() { |
| } |
| |
| /** |
| * Constructor using a string. |
| * @param value the value of the attribute |
| */ |
| public ArcType(String value) { |
| setValue(value); |
| } |
| |
| /** |
| * Get the default ArcType value. |
| * @return the default value. |
| */ |
| public static ArcType getDefault() { |
| return new ArcType(VALUES.get(0)); |
| } |
| |
| /** |
| * @see EnumeratedAttribute#getValues() |
| * {@inheritDoc}. |
| */ |
| @Override |
| public String[] getValues() { |
| return VALUES.toArray(new String[0]); |
| } |
| } |
| } |