如何设置线条的粗细?

Question

Graphics2D中的setStroke方法可以设定线宽，具体可查帮助。

Answer 1

g.setColor(color);
 Graphics2D gg = (Graphics2D)g;
    gg.setStroke(new BasicStroke(2.0F,BasicStroke.CAP_ROUND,BasicStroke.JOIN_ROUND));
    gg.setRenderingHint(RenderingHints.KEY_ANTIALIASING,RenderingHints.VALUE_ANTIALIAS_ON);
    gg.drawLine((int)x0,(int)y0,(int)x1,(int)y1);

Answer 2

Graphics2D g=getGraphics();
g.setStroke(Stroke);Stroke是设定线宽的