我想将下面的示例转换为使用 RoundedRectangles 而不是普通矩形的图中,我知道剪切框有可能。但我真的不知道它们将如何应用于我目前的情况,因为我目前没有使用 g2d.fillXXX() 函数。
图片: 示例 http://img827.imageshack.us/img827/6048/cardbackgroundcut.jpg
编码:
private void createImage() {
bufferedImage = new BufferedImage(dimension.width, dimension.height, BufferedImage.TYPE_INT_ARGB);
Graphics2D g2d = (Graphics2D)bufferedImage.createGraphics();
g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g2d.setRenderingHint(RenderingHints.KEY_ALPHA_INTERPOLATION, RenderingHints.VALUE_ALPHA_INTERPOLATION_QUALITY);
g2d.setRenderingHint(RenderingHints.KEY_COLOR_RENDERING, RenderingHints.VALUE_COLOR_RENDER_QUALITY);
g2d.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
int colorRed = 128;
int colorGreen = 0;
int colorBlue = 128;
for (int x = 0; x < dimension.width; x++) {
for (int y = 0; y < dimension.height; y++) {
int dx = Math.min(x, dimension.width - x);
int dy = Math.min(y, dimension.height - y);
if (dx < 10 || dy < 10) {
g2d.setColor(new Color(colorRed, colorGreen, colorBlue, 255 - Math.min(dx, dy)));
g2d.drawLine(x, y, x, y);
}
else {
g2d.setColor(new Color(colorRed, colorGreen, colorBlue, 192 - Math.min(dx, dy)));
g2d.drawLine(x, y, x, y);
}
}
}
}
所以基本上我希望图像的外边缘和内边缘都有一个圆角矩形,同时防止颜色的变化。
任何线索如何做到这一点?
问候。