Java Code Examples for java.awt.Color

@Override
public void paintComponent(Graphics g)
{
	g.setColor(Color.BLACK);
	
	g.fillRect(0, 0, 800, 800);
	
	g.setColor(Color.WHITE);
	for(Vector v : desc.getNodes())
	{	
		g.fillOval((int) v.x - size/2, (int) v.y - size/2, size, size);
	}
	g.setColor(Color.GRAY);
	for(Dijkstra.Edge e : desc.getEdges())
	{	
		g.drawLine((int) e.a.x, (int) e.a.y, (int) e.b.x, (int) e.b.y);
	}
	
	g.setColor(Color.CYAN);
	
	for(int i = 1 ; i < path.size() ; i++)
	{
		g.drawLine((int)path.get(i).x, (int)path.get(i).y, (int)path.get(i - 1).x,(int) path.get(i - 1).y);
	}
}
 

public DetectorPanel(){
	setLayout(new GridBagLayout());
	GridBagConstraints c = new GridBagConstraints();
	setPreferredSize(new Dimension(250,130));
	setBackground(Color.WHITE);

	this.detectorLabel= new JLabel("OBRAZ DETEKTORA");
	c.gridx = 0;
	c.gridy = 0;
	c.anchor=GridBagConstraints.PAGE_START;
	this.detectorLabel.setFont(this.header);
	this.add(this.detectorLabel,c);

	this.detectorImage = new DetectorImage();
	c.gridy = 1;
	c.insets = new Insets(5,0,5,0);
	this.add(this.detectorImage,c);

}
 

public AEChipRenderer(AEChip chip) {
	super(chip);
	if (chip == null) {
		throw new Error("tried to build ChipRenderer with null chip");
	}
	setChip(chip);
	spikeSound = new SpikeSound();
	timeColors = new float[NUM_TIME_COLORS][3];
	float s = 1f / NUM_TIME_COLORS;
	for (int i = 0; i < NUM_TIME_COLORS; i++) {
		int rgb = Color.HSBtoRGB((0.66f * (NUM_TIME_COLORS - i)) / NUM_TIME_COLORS, 1f, 1f);
		Color c = new Color(rgb);
		float[] comp = c.getRGBColorComponents(null);
		timeColors[i][0] = comp[0];
		timeColors[i][2] = comp[2];
		timeColors[i][1] = comp[1];
		// System.out.println(String.format("%.2f %.2f %.2f",comp[0],comp[1],comp[2]));
	}
}
 

/**
 * Render all waypoints (the circles in the map), data generated in createWaypointsList
 * @param gl
 * @param triangles
 */
private synchronized void renderWaypoints(GL gl, List<BlendTriangle> triangles) {
    GlColor color = new GlColor(new Color(NbPreferences.forModule(TimelinePanel.class).getInt(TimelinePanel.MapColor.WAYPOINTS_COLOR_KEY.getPrefKey(), TimelinePanel.MapColor.WAYPOINTS_COLOR_KEY.getDegaultARGB())));

    gl.glEnable(GL.GL_COLOR_MATERIAL);
    gl.glShadeModel(GL.GL_SMOOTH);

    gl.glBegin(GL.GL_TRIANGLES);
    for (BlendTriangle triangle : triangles) {
        for (BlendVertex v : triangle.getVerts()) {
            // take color according to width
            gl.glColor4d(color.r, color.g, color.b, color.a);
            gl.glVertex3d(v.getLocation().x, v.getLocation().y, v.getLocation().z + 0.1);
        }
    }
    gl.glEnd();
}
 

private void setup()
{
	setLayout(new FlowLayout(FlowLayout.LEFT));
	setBackground(Color.WHITE);
	setMaximumSize(new Dimension(0, 1000));
	setPreferredSize(new Dimension(0, 1000));
	setMinimumSize(new Dimension(0, 1000));

	Iterator<JImage> i = icons.iterateImages();
	while( i.hasNext() )
	{
		JImage image = i.next();
		add(image);
		image.setBorder(BorderFactory.createLineBorder(Color.WHITE, 3));
		image.addMouseListener(this);
	}
}
 

public NowPlaying(Guild server, Music music) {
    this.music = music;
    this.server = server;
    channel = Constant.jda.getTextChannelById(Constant.getTextChannelConf().getProperty(this.server.getId()));
    musicManager = music.getGuildAudioPlayer(server);
    idMessageNowPlaying = "";
    musicManager.player.addListener(this);
    Constant.jda.addEventListener(this);
    colorList = new ArrayList<>();
    colorList.add(Color.RED);
    colorList.add(Color.ORANGE);
    colorList.add(Color.YELLOW);
    colorList.add(Color.GREEN);
    colorList.add(Color.CYAN);
    colorList.add(Color.BLUE);
    itColorList = colorList.iterator();
    trackImgUrl = Constant.lambdaMusicIconUrl;
    run();
}
 

private void adjustDisplaySettings( JGraph jg ) {
    jg.setPreferredSize( DEFAULT_SIZE );

    Color  c        = DEFAULT_BG_COLOR;
    String colorStr = null;

    try {
        colorStr = getParameter( "bgcolor" );
    }
     catch( Exception e ) {}

    if( colorStr != null ) {
        c = Color.decode( colorStr );
    }

    jg.setBackground( c );
}
 

/**
 * Print a label over every point, if the point is select
 * the label contain the coordinate too
 * @param gra The graphic object
 * @param points The vector with all points
 */
public void pointLabel(Graphics2D g, Vector<Point2D> points) {
	g.setColor(Color.BLACK);

	//Setting the Font
	int fontSize = 7 + pointSize;
	Font f = new Font("Arial", Font.PLAIN, fontSize);
	g.setFont(f);

	for (int i = 0; i < points.size(); i++) {
		DPoint p = (DPoint) points.get(i);
		if (!p.isSelect()) {
			g.drawString(p.getLabel(), tran_x + (int) (p.getX() * scale) - 15, tran_y - (int) (p.getY() * scale) - 3 - pointSize);
		} else {
			g.drawString(p.getLabel() + " (" + format2Dec.format(p.getX()) + ", " + format2Dec.format(p.getY()) + ")", tran_x
					+ (int) (p.getX() * scale) - 15, tran_y - (int) (p.getY() * scale) - 3 - pointSize);
		}
	}
}
 

@Override
public void executeCommand(Message msg) {
	EmbedBuilder em = new EmbedBuilder();
	String contents = Util.getCommandContents(msg);
	Member target;
	if(contents.isEmpty()) {
		target = msg.getGuild().getMember(msg.getAuthor());
	} else if ((target = Util.resolveMemberFromMessage(msg)) == null) {
		em.setTitle("Error", null)
		.setColor(Color.RED)
		.setDescription("No user found for " + contents);
		msg.getChannel().sendMessage(em.build()).queue();
		return;
	}
	msg.getChannel().sendMessage(target.getUser().getAvatarUrl() + "?size=256").queue();
}
 

/**
 * Restores the passed surface if it was lost, resets the lost status.
 * @param sd surface to be validated
 * @return true if surface wasn't lost or if restoration was successful,
 * false otherwise
 */
private boolean validate(D3DWindowSurfaceData sd) {
    if (sd.isSurfaceLost()) {
        try {
            sd.restoreSurface();
            // if succeeded, first fill the surface with bg color
            // note: use the non-synch method to avoid incorrect lock order
            Color bg = sd.getPeer().getBackgroundNoSync();
            SunGraphics2D sg2d = new SunGraphics2D(sd, bg, bg, null);
            sg2d.fillRect(0, 0, sd.getBounds().width, sd.getBounds().height);
            sg2d.dispose();
            // now clean the dirty status so that we don't flip it
            // next time before it gets repainted; it is safe
            // to do without the lock because we will issue a
            // repaint anyway so we will not lose any rendering
            sd.markClean();
            // since the surface was successfully restored we need to
            // repaint whole window to repopulate the back-buffer
            repaintPeerTarget(sd.getPeer());
        } catch (InvalidPipeException ipe) {
            return false;
        }
    }
    return true;
}
 

/**
 * Draws the outline of the specified rectangle.
 * The left and right edges of the rectangle are at
 * <code>x</code> and <code>x&nbsp;+&nbsp;width</code>.
 * The top and bottom edges are at
 * <code>y</code> and <code>y&nbsp;+&nbsp;height</code>.
 * The rectangle is drawn using the graphics context's current color.
 * @param         x   the <i>x</i> coordinate
 *                         of the rectangle to be drawn.
 * @param         y   the <i>y</i> coordinate
 *                         of the rectangle to be drawn.
 * @param         width   the width of the rectangle to be drawn.
 * @param         height   the height of the rectangle to be drawn.
 * @see          java.awt.Graphics#fillRect
 * @see          java.awt.Graphics#clearRect
 */
public void drawRect(int x, int y, int width, int height) {

    Paint paint = getPaint();

    try {
        AffineTransform deviceTransform = getTransform();
        if (getClip() != null) {
            deviceClip(getClip().getPathIterator(deviceTransform));
        }

        deviceFrameRect(x, y, width, height, (Color) paint);

    } catch (ClassCastException e) {
        throw new IllegalArgumentException("Expected a Color instance");
    }

}
 

XhtmlElHighlighting(Document document) {
    this.document = document;
    
    // load the background color for the embedding token
    AttributeSet elAttribs = null;
    String mimeType = (String) document.getProperty("mimeType"); //NOI18N
    FontColorSettings fcs = MimeLookup.getLookup(mimeType).lookup(FontColorSettings.class);
    if (fcs != null) {
        Color elBC = getColoring(fcs, XhtmlElTokenId.EL.primaryCategory());
        if (elBC != null) {
            elAttribs = AttributesUtilities.createImmutable(
                StyleConstants.Background, elBC, 
                ATTR_EXTENDS_EOL, Boolean.TRUE);
        }
    }
    expressionLanguageBackground = elAttribs;
}
 

@Override
public void dragEnded() {
	if (SwingUtilities.isEventDispatchThread()) {
		plotConfigurationTreeScrollPane.setBorder(DROP_ENDED_BORDER);
		plotConfigurationTree.setBackground(Color.WHITE);
	} else {
		SwingUtilities.invokeLater(new Runnable() {

			@Override
			public void run() {
				plotConfigurationTreeScrollPane.setBorder(DROP_ENDED_BORDER);
				plotConfigurationTree.setBackground(Color.WHITE);
			}
		});
	}

}
 

@Override
protected void paintComponent(Graphics g) {
    int borderWidth = 3;
    int x = borderWidth;
    int y = borderWidth;
    int w = getWidth() - (2 * borderWidth);
    int h = getHeight() - (2 * borderWidth);
    int arc = 30;

    Graphics2D g2 = (Graphics2D) g.create();
    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
            RenderingHints.VALUE_ANTIALIAS_ON);

    g2.setColor(Color.WHITE);
    g2.fillRoundRect(x, y, w, h, arc, arc);

    g2.setStroke(new BasicStroke(borderWidth));
    g2.setColor(new Color(40, 40, 40));
    g2.drawRoundRect(x, y, w, h, arc, arc);

    g2.dispose();
}
 

private void drawLabelHelper(){
			this.roundTime = new GLabel(this.ROUND_TIME_LABEL,10, 20);
			this.score = new GLabel("0",875, 20);
			this.roundTime.setColor(Color.white);
			this.roundTime.setFont(LABEL_FONT);
		    this.score.setColor(Color.white);
			this.score.setFont(LABEL_FONT);
			
			this.ammoQ = new GLabel(String.valueOf(lvl.getTurrets()[0].getMissileCount()), 15, 550);
			this.ammoW = new GLabel(String.valueOf(lvl.getTurrets()[1].getMissileCount()), 150, 600);
			this.ammoE = new GLabel(String.valueOf(lvl.getTurrets()[2].getMissileCount()), 870, 600);
			this.ammoR = new GLabel(String.valueOf(lvl.getTurrets()[3].getMissileCount()), 995, 550);
			
			this.ammoQ.setFont(AMMO_LABEL_FONT);
			this.ammoW.setFont(AMMO_LABEL_FONT);
			this.ammoE.setFont(AMMO_LABEL_FONT);
			this.ammoR.setFont(AMMO_LABEL_FONT);
			this.ammoQ.setColor(Color.white);
			this.ammoW.setColor(Color.white);
			this.ammoE.setColor(Color.white);
			this.ammoR.setColor(Color.white);
}
 

/**
 * Sets to do the load recording now.
 * @param doRecording the new do load recording
 */
public void setDoLoadRecording(boolean doRecording) {
	// --- Prevent to repeat an action if already ----- 
	if (doRecording!=isRecording) {
		if (doRecording==true) {
			this.isRecording = true;
			this.myAgent.setMonitorSaveLoad(true);
			this.jButtonMeasureRecord.setEnabled(false);
			this.jButtonMeasureRecordStop.setEnabled(true);
			this.jLabelRecord.setForeground(Color.red);
		} else {
			this.isRecording = false;
			this.myAgent.setMonitorSaveLoad(false);
			this.jButtonMeasureRecord.setEnabled(true);
			this.jButtonMeasureRecordStop.setEnabled(false);
			this.jLabelRecord.setForeground(Color.gray);
		}
	}
}
 

@Override
protected void paintComponent(Graphics g) {
	if (AppPreferences.ANTI_ALIASING.getBoolean()) {
		Graphics2D g2 = (Graphics2D) g;
		g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
		g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
	}
	int width = getWidth();
	int height = getHeight();
	g.setColor(state ? Color.black : getBackground().darker());
	int dim = (Math.min(width, height) - 4) / 3 * 3 + 1;
	int xoff = (width - dim) / 2;
	int yoff = (height - dim) / 2;
	for (int x = 0; x < dim; x += 3) {
		for (int y = 0; y < dim; y += 3) {
			g.drawLine(x + xoff, y + yoff, x + xoff, y + yoff);
		}
	}
}
 

protected void updateSelectedTrack() {
	if (currentCruise == null) return;

	XMLine[] lines = currentCruise.getLines();

	int i = 0;
	for (Polyline line : cruiseLines) {
		if (currentLine == lines[i++]) {
			line.setColor( Color.white );

			makeFenceDiagram(line);
		}
		else
			line.setColor( Color.black );
	}

	FenceDiagram fd = fdS.get(currentLine);
	if (fd != null) 
		opacitySlider.setValue((int) (fd.getOpacity() * 100));

	layerSet.firePropertyChange(AVKey.LAYER, null, layerSet);
}
 

@Override
public void paint(final Graphics g) {
    super.paint(g);

    if (isSelected()) {
        g.setColor(new Color(65, 128, 64));
        final int x = getWidth() - 14;
        final int y = (getHeight() / 2) - 4;
        g.fillRect(x, y, 8, 8);
    }
}
 

private static Color getColor(String hue, String opacity) {
	int r;
	int g;
	int b;
	if (hue == null || hue.equals("")) {
		r = 0;
		g = 0;
		b = 0;
	} else {
		r = Integer.parseInt(hue.substring(1, 3), 16);
		g = Integer.parseInt(hue.substring(3, 5), 16);
		b = Integer.parseInt(hue.substring(5, 7), 16);
	}
	int a;
	if (opacity == null || opacity.equals("")) {
		a = 255;
	} else {
		double x;
		try {
			x = Double.parseDouble(opacity);
		} catch (NumberFormatException e) {
			// some localizations use commas for decimal points
			int comma = opacity.lastIndexOf(',');
			if (comma >= 0) {
				try {
					String repl = opacity.substring(0, comma) + "." + opacity.substring(comma + 1);
					x = Double.parseDouble(repl);
				} catch (Throwable t) {
					throw e;
				}
			} else {
				throw e;
			}
		}
		a = (int) Math.round(x * 255);
	}
	return new Color(r, g, b, a);
}
 

@Override
public void stateChanged(ChangeEvent e) {
    if (e.getSource() == probSlider) {
        prob = probSlider.getValue() / 10.0;

        GeometricDistribution dist = new GeometricDistribution(prob);

        double[][] p = new double[11][2];
        double[][] q = new double[11][2];
        for (int i = 0; i < p.length; i++) {
            p[i][0] = i;
            p[i][1] = dist.p(p[i][0]);
            q[i][0] = i;
            q[i][1] = dist.cdf(p[i][0]);
        }

        pdf.clear();
        pdf.add(new BarPlot(p));

        cdf.clear();
        cdf.staircase(q, Color.BLACK);

        double[] data = new double[500];
        for (int i = 0; i < data.length; i++) {
            data[i] = dist.rand();
        }

        histogram.clear();
        histogram.histogram(data, 10, Color.BLUE);
    }
}
 

private JPanel getNewPanel() {
	GridBagLayout layout = new GridBagLayout();

	JPanel ripInPepperoniTheIncredibleMrHong = new JPanel(layout);
	ripInPepperoniTheIncredibleMrHong.setBackground(Color.WHITE);

	return ripInPepperoniTheIncredibleMrHong;
}
 

public void modify(String eventName, int minuteStart, int minuteEnd, int day, Color color, String assocSubject, String eventDescription){
	
	iEventName=eventName;
	iMinuteStart=minuteStart; iMinuteEnd=minuteEnd; iDay=day;
	iColor=color;
	iAssocSubject=assocSubject;
	iEventDescription=eventDescription;
	
}
 

/**
 * Draws the operator background (white round rectangle).
 *
 * @param operator
 *            the operator to draw the background for
 * @param g2
 *            the graphics context to draw upon
 */
private void renderOperatorBackground(final Operator operator, final Graphics2D g2) {
	Rectangle2D frame = model.getOperatorRect(operator);
	// the first paint can come before any of the operator register listeners fire
	// thus we need to check the rect for null and set it here once
	// all subsequent calls will then have a valid rect
	if (frame == null) {
		return;
	}

	RoundRectangle2D background = new RoundRectangle2D.Double(frame.getX() - 7, frame.getY() - 3, frame.getWidth() + 14,
			frame.getHeight() + 11, OPERATOR_BG_CORNER, OPERATOR_BG_CORNER);
	g2.setColor(Color.WHITE);
	g2.fill(background);

	// if name is wider than operator, extend white background for header
	Rectangle2D nameBounds = OPERATOR_FONT.getStringBounds(operator.getName(), g2.getFontRenderContext());
	if (nameBounds.getWidth() > frame.getWidth()) {
		double relevantWidth = Math.min(nameBounds.getWidth(), frame.getWidth() * MAX_HEADER_RATIO);
		double offset = (frame.getWidth() - relevantWidth) / 2;
		int x = (int) (frame.getX() + offset);

		int padding = 5;
		RoundRectangle2D nameBackground = new RoundRectangle2D.Double(
				(int) Math.min(frame.getX() - padding, x - padding), frame.getY() - 3, relevantWidth + 2 * padding,
				ProcessRendererModel.HEADER_HEIGHT + 3, OPERATOR_BG_CORNER, OPERATOR_BG_CORNER);
		g2.fill(nameBackground);
	}

	// render ports
	renderPortsBackground(operator.getInputPorts(), g2);
	renderPortsBackground(operator.getOutputPorts(), g2);
}
 

/**
 * Converts a type Color to a hex string
 * in the format "#RRGGBB"
 */
static String colorToHex(Color color) {

  String colorstr = "#";

  // Red
  String str = Integer.toHexString(color.getRed());
  if (str.length() > 2)
    str = str.substring(0, 2);
  else if (str.length() < 2)
    colorstr += "0" + str;
  else
    colorstr += str;

  // Green
  str = Integer.toHexString(color.getGreen());
  if (str.length() > 2)
    str = str.substring(0, 2);
  else if (str.length() < 2)
    colorstr += "0" + str;
  else
    colorstr += str;

  // Blue
  str = Integer.toHexString(color.getBlue());
  if (str.length() > 2)
    str = str.substring(0, 2);
  else if (str.length() < 2)
    colorstr += "0" + str;
  else
    colorstr += str;

  return colorstr;
}
 

void colorB_actionPerformed(ActionEvent e) {
// Fix until Sun's JVM supports more locales...
UIManager.put(
	"ColorChooser.swatchesNameText",
	Local.getString("Swatches"));
UIManager.put("ColorChooser.hsbNameText", Local.getString("HSB"));
UIManager.put("ColorChooser.rgbNameText", Local.getString("RGB"));
UIManager.put(
	"ColorChooser.swatchesRecentText",
	Local.getString("Recent:"));
UIManager.put("ColorChooser.previewText", Local.getString("Preview"));
UIManager.put(
	"ColorChooser.sampleText",
	Local.getString("Sample Text")
		+ " "
		+ Local.getString("Sample Text"));
UIManager.put("ColorChooser.okText", Local.getString("OK"));
UIManager.put("ColorChooser.cancelText", Local.getString("Cancel"));
UIManager.put("ColorChooser.resetText", Local.getString("Reset"));
UIManager.put("ColorChooser.hsbHueText", Local.getString("H"));
UIManager.put("ColorChooser.hsbSaturationText", Local.getString("S"));
UIManager.put("ColorChooser.hsbBrightnessText", Local.getString("B"));
UIManager.put("ColorChooser.hsbRedText", Local.getString("R"));
UIManager.put("ColorChooser.hsbGreenText", Local.getString("G"));
UIManager.put("ColorChooser.hsbBlueText", Local.getString("B2"));
UIManager.put("ColorChooser.rgbRedText", Local.getString("Red"));
UIManager.put("ColorChooser.rgbGreenText", Local.getString("Green"));
UIManager.put("ColorChooser.rgbBlueText", Local.getString("Blue"));        
      Color c = JColorChooser.showDialog(this, Local.getString("Font color"), 
      	Util.decodeColor(colorField.getText()));
      if (c == null) return;
      colorField.setText(Util.encodeColor(c));
      Util.setColorField(colorField);
      sample.setForeground(c);
  }
 

private static AttributeSet getParameterAttributes () {
    if (parameterAttributeSet == null) {
        SimpleAttributeSet sas = new SimpleAttributeSet ();
        StyleConstants.setForeground (sas, new Color (160, 96, 1));
        parameterAttributeSet = sas;
    }
    return parameterAttributeSet;
}
 

private void stampaMessaggioFineRound(Giocatore giocatore) {
    Giocatore mazziere = model.getMazziere();
    String msg = "";
    
    if(!giocatore.isMazziere()) {
        if(mazziere.getStatoMano() == StatoMano.Sballato) {
            if(giocatore.getStatoMano() == StatoMano.Sballato)
                msg = giocatore.getNome() + " paga " + giocatore.getPuntata() + " al mazziere";
            else if ((giocatore.getStatoMano() == StatoMano.OK) || (giocatore.getStatoMano() == StatoMano.SetteeMezzo))
                msg = giocatore.getNome() + " riceve " + giocatore.getPuntata() + " dal mazziere";
            else if(giocatore.getStatoMano() == StatoMano.SetteeMezzoReale)
                msg = giocatore.getNome() + " riceve " + 2*giocatore.getPuntata() + " dal mazziere";
        } else {
            if((giocatore.getStatoMano() == StatoMano.Sballato) || (giocatore.getValoreMano() <= mazziere.getValoreMano()))
                msg = giocatore.getNome() + " paga " + giocatore.getPuntata() + " al mazziere";
            else if (giocatore.getValoreMano() > mazziere.getValoreMano())
                msg = giocatore.getNome() + " riceve " + giocatore.getPuntata() + " dal mazziere";
            else if ((giocatore.getStatoMano() == StatoMano.SetteeMezzoReale) && (giocatore.getValoreMano() > mazziere.getValoreMano()))
                msg = giocatore.getNome() + " riceve " + 2*giocatore.getPuntata() + " dal mazziere";
            else if(mazziere.getStatoMano() == StatoMano.SetteeMezzoReale)
                msg = giocatore.getNome() + " paga " + 2*giocatore.getPuntata() + " al mazziere";
        }
    } else
        msg = "Il mazziere regola i suoi conti";
    
    Font font = new Font("MsgFineRound", Font.BOLD, 70);
    JLabel msgFineRound = new JLabel(msg);
    msgFineRound.setFont(font);
    msgFineRound.setForeground(Color.black);
    int strWidth = msgFineRound.getFontMetrics(font).stringWidth(msg);
    msgFineRound.setBounds(this.getWidth()/2 - strWidth/2, this.getHeight()/2 - 60, strWidth, 90);
    
    sfondo.add(msgFineRound);
    sfondo.repaint();
    
    pausa(pausa_lunga);
    
    sfondo.remove(msgFineRound);
}
 

@Override
 public void out(OutputStream os)
 {
     try
     {
         GifEncoder gifEncoder = new GifEncoder();   // gif编码类，这个利用了洋人写的编码类，所有类都在附件中
         //生成字符
         gifEncoder.start(os);
         gifEncoder.setQuality(180);
         gifEncoder.setDelay(100);
         gifEncoder.setRepeat(0);
         BufferedImage frame;
         char[] rands =alphas();
         Color fontcolor[]=new Color[len];
         for(int i=0;i<len;i++)
         {
             fontcolor[i]=new Color(20 + num(110), 20 + num(110), 20 + num(110));
         }
         for(int i=0;i<len;i++)
         {
             frame=graphicsImage(fontcolor, rands, i);
             gifEncoder.addFrame(frame);
             frame.flush();
         }
         gifEncoder.finish();
     }finally
     {
     	try {
	os.close();
} catch (IOException e) {
	// TODO Auto-generated catch block
	e.printStackTrace();
}
     }

 }
 

public static Color getGrayColourFromHexString(String colourHex) {
    int grayscale = (int)(
            0.3 * Integer.valueOf(colourHex.substring(0, 2), 16) + 
            0.59 * Integer.valueOf(colourHex.substring(2, 4), 16) + 
            0.11 * Integer.valueOf(colourHex.substring(4, 6), 16));
    return new Color(grayscale, grayscale, grayscale);
}
 

/**
 * This method is called from within the constructor to initialize the form.
 * WARNING: Do NOT modify this code. The content of this method is always
 * regenerated by the Form Editor.
 */
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
private void initComponents()
{

    setBackground(new java.awt.Color(153, 0, 0));
    setLayout(new java.awt.BorderLayout());
}
 

private static void fill(final Image image) {
    final Graphics2D graphics = (Graphics2D) image.getGraphics();
    graphics.setComposite(AlphaComposite.Src);
    for (int i = 0; i < image.getHeight(null); ++i) {
        graphics.setColor(new Color(i, 0, 0));
        graphics.fillRect(0, i, image.getWidth(null), 1);
    }
    graphics.dispose();
}
 

/**
 * Check that the equals() method distinguishes all fields.
 */
public void testEquals() {
    
    XYBoxAndWhiskerRenderer r1 = new XYBoxAndWhiskerRenderer();
    XYBoxAndWhiskerRenderer r2 = new XYBoxAndWhiskerRenderer();
    assertEquals(r1, r2);
    
    r1.setPaint(new GradientPaint(1.0f, 2.0f, Color.yellow, 
            3.0f, 4.0f, Color.red));
    assertFalse(r1.equals(r2));
    r2.setPaint(new GradientPaint(1.0f, 2.0f, Color.yellow, 
            3.0f, 4.0f, Color.red));
    assertEquals(r1, r2);
    
    r1.setArtifactPaint(new GradientPaint(1.0f, 2.0f, Color.green, 
            3.0f, 4.0f, Color.red));
    assertFalse(r1.equals(r2));
    r2.setArtifactPaint(new GradientPaint(1.0f, 2.0f, Color.green, 
            3.0f, 4.0f, Color.red));
    assertEquals(r1, r2);
    
    r1.setBoxWidth(0.55);
    assertFalse(r1.equals(r2));
    r2.setBoxWidth(0.55);
    assertEquals(r1, r2);
    
    r1.setFillBox(!r1.getFillBox());
    assertFalse(r1.equals(r2));
    r2.setFillBox(!r2.getFillBox());
    assertEquals(r1, r2);
    
}
 

@Override public void paint(Graphics graphics) {
	graphics.setColor(Color.BLACK);
	graphics.drawRect(5, 0, size.width-10, size.height);
	graphics.setFont(graphics.getFont().deriveFont(14f));
	graphics.drawString("Byte", 10, 20);
	graphics.setFont(graphics.getFont().deriveFont(10f));
	graphics.drawLine(15, 35, size.width-15, 20);
	graphics.drawString("Decimal", 25, 50);
	ContactUtilities.paintSolderingJoints(graphics, contacts);
}
 

public static Color getJxdatetimepickerMonthStringBackground() {
    Color managerColor = UIManager.getColor("nb.dataview.jxdatetimepicker.monthStringBackground");
    if (managerColor == null) {
        UIManager.put("nb.dataview.jxdatetimepicker.monthStringBackground", UIManager.getColor("JXMonthView.monthStringBackground")); //NOI18N
        return UIManager.getColor("nb.dataview.jxdatetimepicker.monthStringBackground"); //NOI18N
    } else {
        return managerColor;
    }
}
 

/**
 * 启动定时任务，绘制鼠标路径
 */
public void initTimer() {
    timer = new Timer();
    timer.schedule(new TimerTask() {
        int x, y;
        int flag = random.nextInt(5);

        @Override
        public void run() {
            Graphics g = getGraphics();
            if (g != null) {
                if (count == 0) {//遮罩背景只绘制一次
                    paintMask(g);
                    count++;
                }
                Point p = MouseInfo.getPointerInfo().getLocation();
                g.setColor(Color.red);
                if (x != 0 && y != 0) {
                    switch (flag) {
                        case 0:
                            g.drawLine(x - 123, y - 10, p.x - 123, p.y - 10);
                        case 1:
                            g.drawLine(x - 123, y - 5, p.x - 123, p.y - 5);
                        case 2:
                            g.drawLine(x - 123, y, p.x - 123, p.y);
                        case 3:
                            g.drawLine(x - 123, y + 5, p.x - 123, p.y + 5);
                        case 4:
                            g.drawLine(x - 123, y + 10, p.x - 123, p.y + 10);
                    }
                }
                x = p.x;
                y = p.y;
            }
        }
    }, 0, 50);
}
 

void jbInit() throws Exception {
	border1 =
			BorderFactory.createCompoundBorder(
					BorderFactory.createEtchedBorder(
							Color.white,
							new Color(156, 156, 158)),
							BorderFactory.createEmptyBorder(5, 5, 5, 5));
	border2 = BorderFactory.createEmptyBorder(5, 0, 5, 0);
	panel1.setLayout(borderLayout1);
	this.getContentPane().setLayout(borderLayout2);

	bottomPanel.setLayout(new FlowLayout(FlowLayout.RIGHT));
	topPanel.setLayout(new FlowLayout(FlowLayout.LEFT));
	topPanel.setBorder(new EmptyBorder(new Insets(0, 5, 0, 5)));
	topPanel.setBackground(Color.WHITE);

	jPanel1.setLayout(borderLayout3);
	panel1.setBorder(border1);
	jPanel1.setBorder(border2);

	getContentPane().add(panel1, BorderLayout.CENTER);
	panel1.add(jScrollPane1, BorderLayout.CENTER);
	jScrollPane1.getViewport().add(stickerText, null);
	panel1.add(jPanel1, BorderLayout.SOUTH);
	this.getContentPane().add(bottomPanel, BorderLayout.SOUTH);
	this.getContentPane().add(topPanel, BorderLayout.NORTH);

	stickerText.setText(txt);
	stickerText.setOpaque(true);
	stickerText.setBackground(backGroundColor);
	stickerText.setForeground(foreGroundColor);
}
 

private static Color getTreeBackgroundColor() {
    Color c = null;
    if ("Aqua".equals(UIManager.getLookAndFeel().getID())) {                //NOI18N
        c = UIManager.getColor("NbExplorerView.background");                //NOI18N
    }
    if (c == null) {
        c = UIManager.getColor("Tree.textBackground");                      // NOI18N
    }
    return c;
}
 

@Override
public void render(final Graphics2D g) {
  if (this.isSuspended() || !this.isVisible()) {
    return;
  }

  Appearance currentAppearance = this.getAppearance();
  if (this.isHovered()) {
    currentAppearance = this.getAppearanceHovered();
  }

  if (!this.isEnabled()) {
    currentAppearance = this.getAppearanceDisabled();
  }

  if (!currentAppearance.isTransparentBackground()) {
    g.setPaint(currentAppearance.getBackgroundPaint(this.getWidth(), this.getHeight()));
    g.fill(this.getBoundingBox());
  }

  g.setColor(currentAppearance.getForeColor());
  g.setFont(currentAppearance.getFont());

  this.renderText(g);

  for (final GuiComponent component : this.getComponents()) {
    if (!component.isVisible() || component.isSuspended()) {
      continue;
    }

    component.render(g);
  }

  if (Game.getConfiguration().debug().renderGuiComponentBoundingBoxes()) {
    g.setColor(Color.RED);
    g.draw(this.getBoundingBox());
  }
}
 

/**
 * Convenience method for getting the Color.gray LineBorder of thickness 1.
 *
 * @return a {@code LineBorder} with {@code Color.gray} and thickness of 1
 */
public static Border createGrayLineBorder() {
    if (grayLine == null) {
        grayLine = new LineBorder(Color.gray, 1);
    }
    return grayLine;
}