主要介绍了Android 自定义圆形带刻度渐变色的进度条的实例代码,非常不错，具有参考借鉴价值，需要的朋友可以参考下
2021-12-17 11:57:22
106KB
1
import java.awt.*;
import java.awt.event.*;
import java.awt.geom.*;
import java.awt.font.*;
public class Clipping extends Canvas {
public Clipping() {
setBackground(Color.white);
}
public void paint(Graphics g) {
Graphics2D g2;
g2 = (Graphics2D) g;
g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_ON);
g2.setRenderingHint(RenderingHints.KEY_RENDERING,
RenderingHints.VALUE_RENDER_QUALITY);
int w = getSize().width;
int h = getSize().height;
FontRenderContext frc = g2.getFontRenderContext();
Font f = new Font("Helvetica",Font.BOLD,w/8);
String s = new String("By");
TextLayout tl = new TextLayout(s, f, frc);
float sw = (float) tl.getBounds().getWidth();
AffineTransform transform = new AffineTransform();
transform.setToTranslation(w/2-sw/2,h/2);
Shape shape = tl.getOutline(transform);
g2.setClip(shape);
g2.setColor(Color.blue);
g2.fill(shape.getBounds());
g2.setColor(Color.yellow);
for (int j = shape.getBounds().y; j < shape.getBounds().y + shape.getBounds().height; j=j+3) {
Line2D line = new Line2D.Float( 0.0f, (float) j,
(float) w, (float) j);
g2.draw(line);
}
}
public static void main(String s[]) {
WindowListener l = new WindowAdapter() {
public void windowClosing(WindowEvent e) {System.exit(0);}
public void windowClosed(WindowEvent e) {System.exit(0);}
};
Frame f = new Frame("2D Text");
f.addWindowListener(l);
f.add("Center", new Clipping());
f.pack();
f.setSize(new Dimension(400, 300));
f.show();
}
}
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2021-12-03 15:47:29
9KB
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