有人能帮我解释一下下面代码的坐标是怎么使用的吗?谢谢
FontRenderContext context = g.getFontRenderContext();Rectangle2D bounds = font.getStringBounds(code,context);//计算文件的坐标和间距double x = (width - bounds.getWidth())/2;double y = (height - bounds.getHeight())/2;double ascent = bounds.getY();double baseY = y - ascent;g.drawString(code,(int)x,(int)baseY); |
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