lab10

2022-05-01 23:24:00 +08:00
parent 0b354c7561
commit 053113577f
16 changed files with 493 additions and 0 deletions
--- a/lab/lab10/Question7/MyPanel.java
+++ b/lab/lab10/Question7/MyPanel.java
@@ -0,0 +1,27 @@
+import java.awt.Color;
+import java.awt.Graphics;
+import javax.swing.JPanel;
+
+public class MyPanel extends JPanel {
+	@Override
+	protected void paintComponent(Graphics g) {
+		// clean the panel
+		super.paintComponent(g);
+		// draw
+		g.setColor(Color.RED);
+
+		g.drawRect(30, 30, 60, 60);
+		g.drawRect(15, 40, 60, 60);
+		g.drawLine(30, 30, 15, 40);
+		g.drawLine(90, 30, 75, 40);
+		g.drawLine(90, 90, 75, 100);
+		g.drawLine(30, 90, 15, 100);
+		// use g to draw a Cylinder
+		g.setColor(Color.BLUE);
+		g.drawOval(120, 20, 60, 20);
+		g.drawLine(120, 30, 120, 90);
+		g.drawLine(180, 30, 180, 90);
+		g.drawOval(120, 80, 60, 20);
+
+	}
+}