Java Tutorial/2D Graphics/Pen — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
(нет различий)
|
Текущая версия на 15:25, 31 мая 2010
Pen Fill
import java.awt.BasicStroke;
import java.awt.Canvas;
import java.awt.Color;
import java.awt.GradientPaint;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Shape;
import java.awt.TexturePaint;
import java.awt.geom.Ellipse2D;
import java.awt.geom.GeneralPath;
import java.awt.geom.Line2D;
import java.awt.geom.Rectangle2D;
import java.awt.geom.RoundRectangle2D;
import java.awt.image.BufferedImage;
import javax.swing.JFrame;
public class Draw2DCustomStrokePaint extends JFrame {
Shape shapes[] = new Shape[5];
public static void main(String args[]) {
Draw2DCustomStrokePaint app = new Draw2DCustomStrokePaint();
}
public Draw2DCustomStrokePaint() {
add("Center", new MyCanvas());
for (int i = 0; i < shapes.length; ++i)
shapes[i] = null;
shapes[0] = new Line2D.Double(0.0, 0.0, 100.0, 100.0);
shapes[1] = new Rectangle2D.Double(10.0, 100.0, 200.0, 200.0);
shapes[2] = new Ellipse2D.Double(20.0, 200.0, 100.0, 100.0);
GeneralPath path = new GeneralPath(new Line2D.Double(300.0, 100.0, 400.0, 150.0));
path.append(new Line2D.Double(25.0, 175.0, 300.0, 100.0), true);
shapes[3] = path;
shapes[4] = new RoundRectangle2D.Double(350.0, 250, 200.0, 100.0, 50.0, 25.0);
setSize(400, 400);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
setVisible(true);
}
class MyCanvas extends Canvas {
public void paint(Graphics graphics) {
Graphics2D g = (Graphics2D) graphics;
float[] dashPattern = { 10.0f, 10.0f, 5.0f, 5.0f };
g.setStroke(new BasicStroke(5, BasicStroke.CAP_ROUND, BasicStroke.JOIN_MITER, 10.0f,
dashPattern, 0.0f));
g.draw(shapes[0]);
g.setPaint(Color.blue);
g.draw(shapes[1]);
g.fill(shapes[1]);
g.setPaint(new GradientPaint(350.0f, 200.0f, Color.red, 325.0f, 175.0f, Color.green));
g.draw(shapes[2]);
g.fill(shapes[2]);
g.setColor(Color.black);
g.draw(shapes[3]);
TexturePaint texture = new TexturePaint(createBufferedImage(), new Rectangle2D.Double(350.0,
250, 200.0, 100.0));
g.setPaint(texture);
g.draw(shapes[4]);
g.fill(shapes[4]);
}
BufferedImage createBufferedImage() {
BufferedImage image = new BufferedImage(20, 20, BufferedImage.TYPE_INT_RGB);
Graphics2D g = image.createGraphics();
g.draw(new Line2D.Double(0.0, 0.0, 10.0, 10.0));
g.draw(new Line2D.Double(0.0, 10.0, 10.0, 0.0));
return image;
}
}
}