JavaÖл´øÓмýÍ·µÄÏß¶Î
×î½üÓÉÓÚÒª»»î¶¯Í¼£¬ËùÒÔÐèÒª»´øÓмýÍ·µÄÏ߶Σ¬ÓÚÊǽáºÏÓйØ×ÊÁÏ£¬Ð´³öÁËÕâ¸ö·½·¨¡£
import java.awt.*;
import javax.swing.*;
import java.awt.geom.*;
public class test//¶ÁÕß¿ÉÒÔ¸ü¸ÄÀàtestµÄÃû×Ö£¬ÒÔÊʺÏ×Ô¼º¶¨ÒåµÄ.javaÎļþ£¬ÒòΪËüÖ»ÊÇÓÃÀ´²âÊԵġ£
{
public static void main (String args[]){
DrawFrame frame=new DrawFrame();
frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
frame.setVisible(true);
}
}
class DrawFrame extends JFrame
{
public DrawFrame()
{
setTitle("Activity Diagram");
setSize(DEFAULT_WIDTH,DEFAULT_HEIGHT);
// add panel to frame
ArrowLinePanel panel=new ArrowLinePanel();
add(panel);
}
// »î¶¯Í¼´°¿Ú´óС
public static final int DEFAULT_WIDTH=1000;
public static final int DEFAULT_HEIGHT=800;
}
class ArrowLinePanel extends JPanel
{
// confirm the line position
public ArrowLinePanel()
{
setBackground(Color.white);
}
public void paintComponent(Graphics g)
{
super.paintComponent(g);
Graphics2D g2=(Graphics2D) g;
g2.setPaint(Color.black);
drawAL(x1, y1, x2, y2, g2)£»//ÕâÀïx1, y1, x2, y2±ØÐëÒªÉùÃ÷²¢ÇÒ³õʼ»¯£¬¶ø¾ßÌåÉùÃ÷µÄλÖúͳõʼ»¯µÄÖµ
//ÓɱàÕß×Ô¼º¾ö¶¨£¬ÔÚÕâÀ±ÊÕßûÓÐÉùÃ÷ËüÃÇ¡£
}
public static void drawAL(int sx, int sy, int ex, int ey,Graphics2D g2)
{
double H = 6 ; // ¼ýÍ·¸ß¶È
double L = 6 ; // µ×±ßµÄÒ»°ë
int x3 = 0 ;
int y3 = 0 ;
int x4 = 0
Ïà¹ØÎĵµ£º
1¡¢ ÀàÐÍ×°ÔØ¡¢Á´½ÓÓë³õʼ»¯
JavaÐéÄâ»úͨ¹ý×°ÔØ¡¢Á´½ÓºÍ³õʼ»¯Ò»¸öJavaÀàÐÍ£¬Ê¹¸ÃÀàÐÍ¿ÉÒÔ±»ÕýÔÚÔËÐеÄJava³ÌÐòËùʹÓá£ÆäÖУ¬×°ÔؾÍÊǰѶþ½øÖƵÄJavaÀàÐͶÁÈëJavaÐéÄâ»úÖУ¬¶øÁ¬½Ó¾ÍÊǰÑÕâÖÖÒѾ¶ÁÈëÐéÄâ»úµÄ¶þ½øÖÆÐÎʽµÄÀàÐÍÊý¾ÝºÏ²¢µ½ÐéÄâ»úµÄÔËÐÐ״̬ÖÐÈ¥¡£Á¬½Ó½×¶Î·ÖÁËÈý¸ö²½Ö裺Ñé ......
½ñÌìѧϰÁËapplet²¼¾ÖÎÊÌ⣺
°´Å¥¡¢±êÇ©ÊÇÔõÑù¼ÓÈëµ½applet³ÌÐò(ÈÝÆ÷)µ±ÖÐÈ¥µÄÄØ£¿
ÐèÒªÓõ½²¼¾ÖÈÝÆ÷¹ÜÀíÆ÷(LayoutManager)£ºËüÓÃÓÚÐÖúÈÝÆ÷È·¶¨¼ÓÈëµÄ×é¼þ(°´Å¥µÈ)Ó¦¸Ã·ÅÖõÄλÖÃ
awtÌṩÁË4Öг£ÓõIJ¼¾ÖÈÝÆ÷¹ÜÀíÆ÷
>>FlowLayout
>>BorderLayout
>>GridLayout
>>CardLayout
appletĬÈÏÊ ......
ÔÚ֮ǰµÄһƪÎÄÕÂÖУ¬ÎÒ½éÉÜÁËÈçºÎʹÓÃAIR2.0ÐÂÔöµÄNativeProcessÀàÓë±¾µØ½ø³Ì½øÐн»»¥ºÍͨѶ£¬ÔÚÄǸöÀý×ÓÀïÃæÎÒÃÇʹÓÃÁËC++
µÄ´úÂ룬ʵ¼ÊÉÏÖ»ÒªÊÇ»ùÓÚÃüÁîÐеıê×¼ÊäÈëÊä³ö£¬AIR2.0µÄÓ¦ÓÃÊÇ¿ÉÒÔºÍÈκÎÓïÑÔ±àдµÄ±¾µØ½ø³Ì½øÐн»»¥µÄ¡£ÔÚ½ñÌìµÄÀý×ÓÖУ¬ÎÒÃǽ«Ñ§Ï°ÈçºÎºÍ
Java±àдµÄ±¾µØ½ø³Ì£¨.jarÎļþ£©½øÐн»»¥¡£
ÉÏһƪ ......
UUID(Universally Unique Identifier)È«¾ÖΨһ±êʶ·û,ÊÇÖ¸ÔÚһ̨»úÆ÷ÉÏÉú³ÉµÄÊý×Ö£¬Ëü±£Ö¤¶ÔÔÚͬһʱ¿ÕÖеÄËùÓлúÆ÷¶¼ÊÇΨһµÄ¡£°´ÕÕ¿ª·ÅÈí¼þ»ù½ð»á(OSF)ÖÆ¶¨µÄ±ê×¼¼ÆË㣬Óõ½ÁËÒÔÌ«Íø¿¨µØÖ·¡¢ÄÉÃ뼶ʱ¼ä¡¢Ð¾Æ¬IDÂëºÍÐí¶à¿ÉÄܵÄÊý×Ö¡£ÓÉÒÔϼ¸²¿·ÖµÄ×éºÏ£ºµ±Ç°ÈÕÆÚºÍʱ¼ä(UUIDµÄµÚÒ»¸ö²¿·ÖÓëʱ¼äÓйأ¬Èç¹ûÄãÔÚÉú ......