Groovy example source code file (JCaricature.java)

This example Groovy source code file (JCaricature.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 - Groovy tags/keywords

awt, dimension, dimension, graphics2d, gui, hashmap/*, image, image, jcaricature, jcaricature, jpanel, map/*, net, network, string, string, swing, url, util

The Groovy JCaricature.java source code

/*
 * Caricature.java
 *
 * Created on April 8, 2006, 4:09 PM
 *
 * To change this template, choose Tools | Template Manager
 * and open the template in the editor.
 */

package swing.binding.caricature;

import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Image;
import java.awt.RenderingHints;
import java.net.URL;
import java.util.HashMap;
import java.util.Map;
import javax.swing.ImageIcon;
import javax.swing.JPanel;

/**
 *
 * @author sky
 */
public class JCaricature extends JPanel {
    private static Map/*<String,Image>*/ imageMap;
    
    private boolean empty;
    private int mouthStyle;
    private int faceStyle;
    private int hairStyle;
    private int eyeStyle;
    private int noseStyle;
    private int rotation;
    private float scale = 1.0f;
    
    public JCaricature() {
        if (imageMap == null) {
            imageMap = new HashMap/*<String,Image>*/(1);
            for (int i = 0; i < 5; i++) {
                getImage("face", i);
                getImage("hair", i);
                getImage("eyes", i);
                getImage("nose", i);
                getImage("mouth", i);
            }
        }
    }
    
    public void setEmpty(boolean empty) {
        if (this.empty != empty) {
            this.empty = empty;
            firePropertyChange("empty", !empty, empty);
            repaint();
        }
    }
    
    public boolean isEmpty() {
        return empty;
    }
    
    public void setRotation(int rotation) {
        int oldRotation = this.rotation;
        this.rotation = rotation;
        repaint();
        firePropertyChange("rotation", oldRotation, rotation);
    }
    
    public int getRotation() {
        return rotation;
    }
    
    public void setScale(float scale) {
        float oldScale = this.scale;
        this.scale = scale;
        repaint();
        firePropertyChange("scale", oldScale, scale);
    }
    
    public float getScale() {
        return scale;
    }
    
    public void setMouthStyle(int style) {
        int oldStyle = mouthStyle;
        mouthStyle = style;
        firePropertyChange("mouthStyle", oldStyle, style);
        repaint();
    }
    
    public int getMouthStyle() {
        return mouthStyle;
    }
    
    public void setFaceStyle(int style) {
        int oldStyle = faceStyle;
        faceStyle = style;
        firePropertyChange("faceStyle", oldStyle, style);
        repaint();
    }
    
    public int getFaceStyle() {
        return faceStyle;
    }
    
    public void setHairStyle(int style) {
        int oldStyle = hairStyle;
        hairStyle = style;
        firePropertyChange("hairStyle", oldStyle, style);
        repaint();
    }
    
    public int getHairStyle() {
        return hairStyle;
    }
    
    public void setEyeStyle(int style) {
        int oldStyle = eyeStyle;
        eyeStyle = style;
        firePropertyChange("eyeStyle", oldStyle, style);
        repaint();
    }
    
    public int getEyeStyle() {
        return eyeStyle;
    }
    
    public void setNoseStyle(int style) {
        int oldStyle = noseStyle;
        noseStyle = style;
        firePropertyChange("noseStyle", oldStyle, style);
        repaint();
    }
    
    public int getNoseStyle() {
        return noseStyle;
    }
    
    public Dimension getPreferredSize() {
        if (!isPreferredSizeSet()) {
            Image image = getImage("mouth", 0);
            return new Dimension(image.getWidth(null), image.getHeight(null));
        }
        return super.getPreferredSize();
    }
    
    public Dimension getMaximumSize() {
        if (!isMaximumSizeSet()) {
            return getPreferredSize();
        }
        return super.getMaximumSize();
    }
    
    protected void paintComponent(Graphics g) {
        super.paintComponent(g);
        if (empty) {
            return;
        }
        Graphics2D g2 = (Graphics2D)g.create();
        Image image = getImage("face", getFaceStyle());
        int iw = image.getWidth(null);
        int ih = image.getHeight(null);
//        g2.translate(iw / 2, ih / 2);
        g2.translate(getWidth() / 2, getHeight() / 2);
        if (iw != getWidth()) {
            float forcedScale = (float)getWidth() / (float)iw;
            g2.scale(forcedScale, forcedScale);
        }
        float scale = getScale();
        if (scale != 1) {
            g2.scale((double)scale, (double)scale);
        }
        int rotation = getRotation();
        if (rotation != 0) {
            g2.rotate(Math.toRadians(rotation));
        }
        drawImage(g2, "face", getFaceStyle());
        drawImage(g2, "hair", getHairStyle());
        drawImage(g2, "eyes", getEyeStyle());
        drawImage(g2, "nose", getNoseStyle());
        drawImage(g2, "mouth", getMouthStyle());
        g2.dispose();
    }

    private void drawImage(Graphics g, String string, int i) {
        Image image = getImage(string, i);
        g.drawImage(image, -image.getWidth(null) / 2, -image.getHeight(null) / 2, null);
    }

    private Image getImage(String key, int style) {
        String imageName = key + (style + 1) + ".gif";
        Image image = (Image) imageMap.get(imageName);
        if (image == null) {
            System.err.println("name=" + imageName);
            URL imageLoc = getClass().getResource("resources/" + imageName);
            image = new ImageIcon(imageLoc).getImage();
            imageMap.put(imageName, image);
        }
        return image;
    }
}