/**     * 图片绘制3d效果     * @param srcImage     * @param radius     * @param border     * @param padding     * @return     * @throws IOException     */    public static BufferedImage draw3D(BufferedImage srcImage, int radius, int border, int padding, Color bgColor) throws IOException{        int width = srcImage.getWidth();        int height = srcImage.getHeight();        int size = (width + height ) / 2;        Shape shape = new RoundRectangle2D.Float(0, 0, width, height, radius, radius);                BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);        Graphics2D g2d = image.createGraphics();                //绘制渐变背景        if(bgColor == null){            bgColor = Color.LIGHT_GRAY;        }        GradientPaint paint = new GradientPaint(0, 0, bgColor.darker(), 0, height,  bgColor.brighter().brighter());         g2d.setPaint(paint);        g2d.setComposite(AlphaComposite.DstIn);          g2d.fillRect(0, 0, width, height);                 //绘图        g2d.setComposite(AlphaComposite.Src);        g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);        g2d.fill(shape);        g2d.setComposite(AlphaComposite.SrcAtop);        g2d.drawImage(setClip(srcImage, radius), 0, 0, null);                //设置高亮效果        g2d.setColor(new Color(255, 255, 255, 150));         Shape highlightArea = createHighlightShape(0, 0, size, shape);         g2d.fill(highlightArea);                //绘制边框        if(border !=0){            g2d.setColor(Color.LIGHT_GRAY);            g2d.setStroke(new BasicStroke(border));            g2d.drawRoundRect(border / 2, border/2, width- border, height- border, radius, radius);            }        g2d.dispose();                //加旁白        if(padding > 0){            int canvasWidth = width + padding * 2;            int canvasHeight = height + padding * 2;            BufferedImage newImage = new BufferedImage(canvasWidth, canvasHeight, BufferedImage.TYPE_INT_ARGB);            Graphics2D gd = newImage.createGraphics();            float[] fractions = {0.0f, 0.6f};            Color[] colors = {Color.LIGHT_GRAY, Color.WHITE};            Point2D center = new Point2D.Float(canvasWidth / 2, canvasHeight /2);            RadialGradientPaint paint2 = new RadialGradientPaint(center, size, fractions, colors);             gd.setPaint(paint2);            gd.setComposite(AlphaComposite.Src);            gd.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);            gd.fill(new RoundRectangle2D.Float(0, 0, canvasWidth, canvasHeight, radius, radius));            gd.setComposite(AlphaComposite.SrcAtop);            gd.drawImage(image, padding, padding, null);            return newImage;        }        return image;    }        /**     * 图片设置圆角     * @param srcImage     * @return     * @throws IOException     */    public static BufferedImage draw3D(BufferedImage srcImage) throws IOException{        int radius = (srcImage.getWidth() + srcImage.getHeight()) / 6;        return draw3D(srcImage, radius, 2, 5, null);    }        /**     * 图片切圆角     * @param srcImage     * @param radius     * @return     */    public static BufferedImage setClip(BufferedImage srcImage, int radius){        int width = srcImage.getWidth();        int height = srcImage.getHeight();        BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);        Graphics2D g2d = image.createGraphics();        g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);        g2d.setClip(new RoundRectangle2D.Double(0, 0, width, height, radius, radius));        g2d.drawImage(srcImage, 0, 0, null);        g2d.dispose();        return image;    }        /**     * 描边     */    public static BufferedImage setBorder(BufferedImage srcImage){        int width = srcImage.getWidth();        int height = srcImage.getHeight();        int border = 1;                int nWidth = width + border * 2;        int nHeight = height + border * 2;                BufferedImage image = new BufferedImage(nWidth, nHeight, BufferedImage.TYPE_INT_ARGB);        Graphics2D g2d = image.createGraphics();        int colorIncrement = 4;        for(int i = border; i > 0; i--){            int nw = width + 2 * i;            int nh = height + 2 * i;            BufferedImage tImage = new BufferedImage(nw, nh, BufferedImage.TYPE_INT_ARGB);            Graphics2D tgs = tImage.createGraphics();            tgs.drawImage(srcImage, 0, 0, nw, nh, null);                        int red = 255 - colorIncrement * (border - i);            int green = 255 - colorIncrement * (border - i);            int blue = 255 - colorIncrement * (border - i);            int rgb =  new Color(red, green, blue).getRGB();            System.out.println(rgb);            for(int x = 0 ; x < nw; x++){                for(int y = 0; y < nh; y++){                    if(tImage.getRGB(x, y)!=0){                        tImage.setRGB(x, y, rgb);                    }                }            }                        tgs.dispose();            g2d.drawImage(tImage, border - i, border -i, null);        }        g2d.drawImage(srcImage, border, border, null);        g2d.dispose();        return image;    }            /**     * 高亮层     * @param centerX     * @param centerY     * @param size     * @param body     * @return     */    private static Shape createHighlightShape(int centerX, int centerY, int size, Shape body) {         double myRadius = size * 4;         double x = centerX - size * 2.3;         double y = centerY - size * 3.2;         Ellipse2D.Double circle = new Ellipse2D.Double(x, y, myRadius, myRadius);         Area area = new Area(circle);         area.intersect(new Area(body));         return area;     }