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//* Example of Stroke in JAVA *
// by Luciano da Silva Ribas
// license under GNU General Public License
import java.awt.*;
import java.awt.event.*;
import java.math.*;
public class Paint extends Frame implements WindowListener, MouseListener,MouseMotionListener, ActionListener {
public static Canvas c;
public static Graphics g;
public static int xp;
public static int yp;
public Color cor = Color.black;
public Stroke MyStroke;
public static int figura = 1;
public static int rect_lx = 50;
public static int rect_ly = 50;
public static int circ_s = 100;
public static void main(String args[]){
Paint i = new Paint("Paint");
}
public Paint(String t){
super(t);
this.setSize(500,500);
this.setLocation(100,100);
this.setVisible(true);
MyStroke = new Stroke();
MenuBar mbar = new MenuBar();
Menu menuAbout = new Menu("About");
MenuItem miAbout = new MenuItem("About..");
miAbout.addActionListener(this);
mbar.add(menuAbout);
menuAbout.add(miAbout);
this.setMenuBar(mbar);
c = new Canvas();
this.add(c);
c.addMouseListener(this);
c.addMouseMotionListener(this);
this.addWindowListener(this);
this.show();
System.out.println("\nLASD/CEFETPR\nTMN Project - Telecommunications Management Network\n\nAuthor: Luciano da Silva Ribas ribas@lasd.cefetpr.br\n");
System.out.println("Strokes actived.");
System.out.println("\t1 2 3\n\t4 5 6\n\t7 8 9\n");
System.out.println("to change color:");
System.out.println("\t456 - Black");
System.out.println("\t654 - Blue");
System.out.println("\t258 - Yellow");
System.out.println("\t852 - Red\n");
System.out.println("to change draw:");
System.out.println("\t78963 - Oval");
System.out.println("\t14789 - Rectangle\n");
System.out.println("to change size:");
System.out.println("\t357 - Zoom-in");
System.out.println("\t753 - Zoom-out\n");
System.out.println("detected:");
Draw();
}
public void Draw() {
if( figura==1) {
g=c.getGraphics();
g.setColor(Color.white);
g.fillRect(0,0,500,500);
g.setColor(cor);
g.fillOval(200,200,circ_s,circ_s);
}
if( figura==2) {
g=c.getGraphics();
g.setColor(Color.white);
g.fillRect(0,0,500,500);
g.setColor(cor);
g.fillRect(200-rect_lx,200-rect_ly,200+rect_lx,200+rect_ly);
}
}
public void actionPerformed( ActionEvent a){
String comand=a.getActionCommand();
if(comand.equals("About.."))
System.out.println("\nLASD/CEFETPR\nTMN Project - Telecommunications Management Network\n\nAuthor: Luciano da Silva Ribas ribas@lasd.cefetpr.br\n");
}
public void mousePressed(MouseEvent m){
xp = m.getX();
yp = m.getY();
g=c.getGraphics();
g.setColor(cor);
g.drawLine(xp,yp,xp,yp);
}
public void mouseReleased(MouseEvent m){
String Result;
Result = MyStroke.stroke_trans();
System.out.print("----> ["+Result+"] .. ");
if (Result.equals("456")) {
cor = Color.black;
System.out.println("color black.");
} else
if (Result.equals("654")) {
cor = Color.blue;
System.out.println("color blue.");
} else
if (Result.equals("258")) {
cor = Color.yellow;
System.out.println("color yellow.");
} else
if (Result.equals("852")) {
cor = Color.red;
System.out.println("color red.");
} else
if (Result.equals("78963")) {
figura = 1;
System.out.println("draw circle.");
} else
if (Result.equals("14789")) {
figura = 2;
System.out.println("draw rectangle.");
} else
if (Result.equals("357")) {
rect_lx *= 2;
rect_ly *= 2;
circ_s *= 2;
System.out.println("ZOOM IN.");
} else
if (Result.equals("753")) {
rect_lx = (int) rect_lx/2;
rect_ly = (int) rect_ly/2;
circ_s = (int) circ_s/2;
System.out.println("ZOOM OUT.");
} else {
System.out.println("stroke not recognizable.");}
Draw();
}
public void mouseEntered(MouseEvent m){}
public void mouseExited(MouseEvent m){}
public void mouseClicked(MouseEvent m){}
public void mouseDragged(MouseEvent m){
int x=m.getX();
int y=m.getY();
g=c.getGraphics();
g.setColor(Color.black);
g.drawLine(x,y,xp,yp);
xp=x;
yp=y;
MyStroke.stroke_record( x, y );
}
public void mouseMoved(MouseEvent m){}
public void windowClosing (WindowEvent e){
System.exit(0);}
public void windowOpened (WindowEvent e){}
public void windowIconified (WindowEvent e){}
public void windowDeiconified (WindowEvent e){}
public void windowClosed (WindowEvent e){}
public void windowActivated (WindowEvent e){}
public void windowDeactivated (WindowEvent e){}
}
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