Java Code Examples for java.awt.Graphics

protected BufferedImage createImage(Color bgColor) {
    BufferedImage bufferedImage = new BufferedImage(END_X, END_Y,
            BufferedImage.TYPE_INT_RGB);
    // create graphics and graphics2d
    final Graphics graphics = bufferedImage.getGraphics();
    final Graphics2D g2d = (Graphics2D) graphics;

    // set the background color
    g2d.setBackground(bgColor == null ? Color.gray : bgColor);
    g2d.clearRect(START_X, START_Y, END_X, END_Y);
    // create a pattern for the background
    createPattern(g2d);
    // set the fonts and font rendering hints
    Font font = new Font("Helvetica", Font.ITALIC, 30);
    g2d.setFont(font);
    FontRenderContext frc = g2d.getFontRenderContext();
    g2d.translate(10, 24);
    g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
            RenderingHints.VALUE_ANTIALIAS_ON);
    g2d.setStroke(new BasicStroke(3));

    // sets the foreground color
    g2d.setPaint(Color.DARK_GRAY);
    GlyphVector gv = font.createGlyphVector(frc, message);
    int numGlyphs = gv.getNumGlyphs();
    for (int ii = 0; ii < numGlyphs; ii++) {
        AffineTransform at;
        Point2D p = gv.getGlyphPosition(ii);
        at = AffineTransform.getTranslateInstance(p.getX(), p.getY());
        at.rotate(Math.PI / 8);
        Shape shape = gv.getGlyphOutline(ii);
        Shape sss = at.createTransformedShape(shape);
        g2d.fill(sss);
    }
    return blurImage(bufferedImage);
}
 

private void guardedPaint(Graphics g) {
    if (firstPaint) {
        firstPaint = false;
        calcRowHeight(g);

        //This will generate a repaint, so don't bother continuing with super.paint()
        //but do paint the background color so it doesn't paint gray the first time
        g.setColor(getBackground());
        g.fillRect(0, 0, getWidth(), getHeight());

        return;
    }

    try {
        ExplorerTree.super.paint(g);
    } catch (NullPointerException ex) {
        // #139696: Making this issue more acceptable by not showing a dialog
        // still it deserves more investigation later
       LOG.log(Level.INFO, "Problems while painting", ex);  // NOI18N
    }
}
 

protected void paintFocus(Graphics g, AbstractButton b, Rectangle viewRect,
                          Rectangle textRect, Rectangle iconRect) {
    Graphics2D g2 = (Graphics2D)g;
    g2.setStroke(FOCUS_STROKE);
    g2.setColor(FOCUS_COLOR);
    g2.drawRect(2, 2, b.getWidth() - 5, b.getHeight() - 5);
}
 

/** Draws the InternalFrameBorder's right border.
  */
protected boolean drawRightBorder(Component c, Graphics g, int x, int y,
                              int width, int height) {
    if (super.drawRightBorder(c, g, x, y, width, height) &&
        frame.isResizable()) {
        int startX = width - getBorderInsets(c).right;
        g.setColor(getFrameHighlight());
        int topY = y + CORNER_SIZE;
        g.drawLine(startX, topY, width - 2, topY);
        int bottomY = height - CORNER_SIZE;
        g.drawLine(startX + 1, bottomY, startX + 3, bottomY);
        g.setColor(getFrameShadow());
        g.drawLine(startX + 1, topY - 1, width - 2, topY - 1);
        g.drawLine(startX + 1, bottomY - 1, startX + 3, bottomY - 1);
        return true;
    }
    return false;
}
 

public void paintComboBoxBackground(SynthContext context, Graphics g,
                                    int x, int y,
                                    int w, int h) {
    for (SynthPainter painter: painters) {
        painter.paintComboBoxBackground(context, g, x, y, w, h);
    }
}
 

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

	GeneralPath arrow = new GeneralPath();
	int w, h;
	h = (int) (2 * sizeFactor);
	w = (int) (4 * sizeFactor);
	arrow.moveTo(getWidth() / 2 - w, getHeight() / 2);
	arrow.lineTo(getWidth() / 2 + w, getHeight() / 2);
	arrow.lineTo(getWidth() / 2, getHeight() / 2 + 2 * h);
	arrow.closePath();
	if (isEnabled()) {
		g.setColor(Color.BLACK);
	} else {
		g.setColor(Color.GRAY);
	}
	((Graphics2D) g).fill(arrow);
}
 

public void render() {
    ImageCapabilities imgBackBufCap = new ImageCapabilities(true);
    ImageCapabilities imgFrontBufCap = new ImageCapabilities(true);
    BufferCapabilities bufCap =
        new BufferCapabilities(imgFrontBufCap,
            imgBackBufCap, BufferCapabilities.FlipContents.COPIED);
    try {

        createBufferStrategy(2, bufCap);
    } catch (AWTException ex) {
        createBufferStrategy(2);
    }

    BufferStrategy bs = getBufferStrategy();
    do {
        Graphics g =  bs.getDrawGraphics();
        g.setColor(Color.green);
        g.fillRect(0, 0, getWidth(), getHeight());

        g.setColor(Color.red);
        g.drawString("Rendering test", 20, 20);

        g.drawImage(bi, 50, 50, null);

        g.dispose();
        bs.show();
    } while (bs.contentsLost()||bs.contentsRestored());
}
 

static void paintOr(InstancePainter painter, int width, int height) {
	Graphics g = painter.getGraphics();
	GraphicsUtil.switchToWidth(g, 2);
	/*
	 * The following, used previous to version 2.5.1, didn't use GeneralPath
	 * g.setColor(Color.LIGHT_GRAY); if (width < 40) {
	 * GraphicsUtil.drawCenteredArc(g, -30, -21, 36, -90, 53);
	 * GraphicsUtil.drawCenteredArc(g, -30, 21, 36, 90, -53); } else if (width < 60)
	 * { GraphicsUtil.drawCenteredArc(g, -50, -37, 62, -90, 53);
	 * GraphicsUtil.drawCenteredArc(g, -50, 37, 62, 90, -53); } else {
	 * GraphicsUtil.drawCenteredArc(g, -70, -50, 85, -90, 53);
	 * GraphicsUtil.drawCenteredArc(g, -70, 50, 85, 90, -53); } paintShield(g,
	 * -width, 0, width, height);
	 */

	GeneralPath path;
	if (width < 40) {
		path = PATH_NARROW;
	} else if (width < 60) {
		path = PATH_MEDIUM;
	} else {
		path = PATH_WIDE;
	}
	((Graphics2D) g).draw(path);
	if (height > width) {
		paintShield(g, 0, width, height);
	}
}
 

public int getWidth() {
    if (shortName == null || shortName.length() <= 1) {
        return Figure.SLOT_WIDTH;
    } else {
        BufferedImage image = new BufferedImage(1, 1, BufferedImage.TYPE_INT_RGB);
        Graphics g = image.getGraphics();
        g.setFont(figure.getDiagram().getSlotFont().deriveFont(Font.BOLD));
        FontMetrics metrics = g.getFontMetrics();
        return Math.max(Figure.SLOT_WIDTH, metrics.stringWidth(shortName) + 6);
    }
}
 

public static Image getStationIcon(String type, Rectangle bounds) {
	BufferedImage bi = new BufferedImage(bounds.width, bounds.height, BufferedImage.TYPE_4BYTE_ABGR);
	Graphics g = bi.getGraphics();
	int qLength = bounds.width * 3 / 5, height = bounds.height, width = bounds.width;
	for (int i = 0, monoChannel = 0; i < 5; i++, monoChannel = (int) ((1 - Math.exp(-i)) * 50)) {
		g.setColor(new Color(230 - monoChannel, 230 - monoChannel, 230 - monoChannel, 255));
		g.drawPolyline(new int[] { i, i, qLength - i }, new int[] { height - i, i, i }, 3);
		g.fillArc(width - height + i, i, height - 2 * i, height - 2 * i, 45, 180);
		g.setColor(new Color(130 + monoChannel, 130 + monoChannel, 130 + monoChannel, 255));
		g.drawPolyline(new int[] { i, qLength - i, qLength - i }, new int[] { height - i, height - i, i }, 3);
		g.fillArc(width - height + i, i, height - 2 * i, height - 2 * i, 225, 180);
	}
	g.fillRect(5, 5, qLength - 9, height - 9);
	g.fillOval(width - height + 5, 5, height - 10, height - 10);
	return bi;
}
 

@Override
protected void paintText(Graphics g, int tabPlacement, Font font, FontMetrics metrics, int tabIndex, String title,
	Rectangle textRect, boolean isSelected)
{
	g.setFont(font);

	View v = getTextViewForTab(tabIndex);
	if( v != null )
	{
		// html
		v.paint(g, textRect);
	}
	else
	{
		// plain text
		int mnemIndex = tabPane.getDisplayedMnemonicIndexAt(tabIndex);

		if( tabPane.isEnabled() && tabPane.isEnabledAt(tabIndex) )
		{
			g.setColor(isSelected ? Color.white : Color.black);
			BasicGraphicsUtils.drawStringUnderlineCharAt(g, title, mnemIndex, textRect.x,
				textRect.y + metrics.getAscent());
		}
		else
		{ // tab disabled
			g.setColor(tabPane.getBackgroundAt(tabIndex).brighter());
			BasicGraphicsUtils.drawStringUnderlineCharAt(g, title, mnemIndex, textRect.x,
				textRect.y + metrics.getAscent());
			g.setColor(tabPane.getBackgroundAt(tabIndex).darker());
			BasicGraphicsUtils.drawStringUnderlineCharAt(g, title, mnemIndex, textRect.x,
				textRect.y + metrics.getAscent());
		}
	}
}
 

public int print(Graphics g, PageFormat fmt, int pageNo) {
	if( pageNo>0 ) return NO_SUCH_PAGE;
	Graphics2D g2 = (Graphics2D)g;
	Dimension dim = wwd.getPreferredSize();
	Rectangle r = wwd.getBounds();

	if(r.width>dim.width) r.width = dim.width;
	if(r.height>dim.height) r.height = dim.height;

	org.geomapapp.util.DateFmt df = new org.geomapapp.util.DateFmt();
	int secs = (int)(System.currentTimeMillis()/1000L);
	String date = df.format(secs);
	Font font = new Font("SansSerif", Font.PLAIN, 8);
	g.setFont( font );
	Rectangle2D r2d = font.getStringBounds(date, g2.getFontRenderContext());
//	g2.translate( r.getWidth()-20.-r2d.getWidth(), r.getHeight()+18. );
	g2.setColor( Color.black);

//	g.setClip( new Rectangle( 0, 0, r.width, r.height) );
	double w = fmt.getImageableWidth();
	double h = fmt.getImageableHeight();
	double x = fmt.getImageableX();
	double y = fmt.getImageableY();
	g2.translate(x, y);
	double scale = Math.min( w / r.getWidth(), h / r.getHeight());
	int xd = (int)(scale*r.getWidth()-10.-r2d.getWidth());
	int yd = (int)(scale*r.getHeight()+18.);
	g2.drawString( date, xd, yd);
	g2.translate( -r.getX()*scale, -r.getY()*scale );
	g2.scale( scale, scale);

	wwd.getContext().makeCurrent();
	BufferedImage image = Screenshot.readToBufferedImage(r.width, r.height);
	g2.drawImage(image, 0, 0, this);
	return PAGE_EXISTS;
}
 

/**
 * 绘制干扰线
 */
private void drowLine(Graphics g) {
	int x = random.nextInt(width);
	int y = random.nextInt(height);
	int x0 = random.nextInt(16);
	int y0 = random.nextInt(16);
	g.drawLine(x, y, x + x0, y + y0);
}
 

@Override
protected void paintComponent(Graphics graphics) {
    Graphics2D g = Config.getDefault().getGraphics(graphics);

    g.setColor(myBackgroundColor);
    g.fillRect(0, 0, myWidth, myHeight);

    int y = 0;

    for (int i = 0; i < myLines.size(); i++) {
        ComponentLine line = myLines.get(i);
        y += myCorrection[i] + myAscent[i];
        line.draw(g, myMinOffset, y);

        y += myDescent[i] + myLeading[i];
    }
}
 

public static BufferedImage generate(int width, int height, String message,
		String fontFamily, Color background, Color foreground) {
	BufferedImage bi = new BufferedImage(width, height,
			BufferedImage.TYPE_INT_ARGB);

	Graphics ig2 = null;

	try {
		ig2 = bi.getGraphics();

		ig2.setColor(background);
		ig2.fillRect(0, 0, width, height);

		int fontSize = new Double(height * 0.5d).intValue();
		Font font = new Font(fontFamily, Font.PLAIN, fontSize);
		Map<TextAttribute, Object> map = new Hashtable<TextAttribute, Object>();
		map.put(TextAttribute.WEIGHT, TextAttribute.WEIGHT_BOLD);
		font = font.deriveFont(map);
		ig2.setFont(font);
		ig2.setColor(foreground);
		drawCenteredString(message.toUpperCase(), width, height, ig2);
	} finally {
		if (ig2 != null)
			ig2.dispose();
	}

	return bi;
}
 

/**
 * creates a JFrame and a background Thread managing the rendering and the Frame itself.
 */
public static void create(){
if(!running){
	running = true;
	GFrame = new JFrame();
	GFrame.setVisible(true);
	RefreshWindow();
	RegisterInputDevices();
	BStrategy = GFrame.getBufferStrategy();
	setCurrentscreen(new EmptyScreen());
	PhySIX = new Thread(new Runnable(){
		@Override
		public void run() {
			try {
				while(GFrame.isVisible()){
					Graphics g = BStrategy.getDrawGraphics();
					clearScreen(g);
					updateDHs(g);
					renderDHs(g);
					drawDHs(g);
					drawmodels(g);
					UpdateStrat(g);
					Sync();
				}
			} catch (LessThanZeroException e) {
				e.printStackTrace();
			}
		}
	}, "Display-Loop-Thread.");
	PhySIX.start();
}
}
 

@Override
public void paintComponent(Graphics g) {
	// necessary for glass panes to see a transparent background
	// first paint the background
	setOpaque(true);
	super.paintComponent(g);
	// then show the transparency
	setOpaque(false);
}
 

public void paint(Graphics g) {
    g.setColor(new Color(192, 192, 192));
    Insets insets = getInsets();
    if (orientation == HORIZONTAL)
        g.drawLine(insets.left, insets.top, getWidth() - insets.right, insets.top);
    else
        g.drawLine(insets.left, insets.top, insets.left, getHeight() - insets.bottom);
}
 

public void paintSliderTrackBackground(SynthContext context, Graphics g,
                                       int x, int y, int w, int h,
                                       int orientation) {
    for (SynthPainter painter: painters) {
        painter.paintSliderTrackBackground(context, g, x, y, w, h,
                                           orientation);
    }
}
 

private void computePreferredSize() {
	int inputs = table.getInputColumnCount();
	int outputs = table.getOutputColumnCount();
	if (inputs == 0 && outputs == 0) {
		setPreferredSize(new Dimension(0, 0));
		return;
	}

	Graphics g = getGraphics();
	if (g == null) {
		cellHeight = 16;
		cellWidth = 24;
	} else {
		FontMetrics fm = g.getFontMetrics(HEAD_FONT);
		cellHeight = fm.getHeight();
		cellWidth = 24;
		if (inputs == 0 || outputs == 0) {
			cellWidth = Math.max(cellWidth, fm.stringWidth(Strings.get("tableNullHeader")));
		}
		for (int i = 0; i < inputs + outputs; i++) {
			String header = i < inputs ? table.getInputHeader(i) : table.getOutputHeader(i - inputs);
			cellWidth = Math.max(cellWidth, fm.stringWidth(header));
		}
	}

	if (inputs == 0)
		inputs = 1;
	if (outputs == 0)
		outputs = 1;
	tableWidth = (cellWidth + COLUMN_SEP) * (inputs + outputs) - COLUMN_SEP;
	tableHeight = cellHeight * (1 + table.getRowCount()) + HEADER_SEP;
	setPreferredSize(new Dimension(tableWidth, tableHeight));
	revalidate();
	repaint();
}
 

public void draw(Graphics g, int x, int y, Component obs, double zoom) {
  final boolean drawUnder = drawUnderneathWhenSelected && Boolean.TRUE.equals(getProperty(Properties.SELECTED));

  if (!drawUnder) {
    piece.draw(g, x, y, obs, zoom);
  }

  checkPropertyLevel();

  if (!isActive()) {
    if (drawUnder) {
      piece.draw(g, x, y, obs, zoom);
    }
    return;
  }

  final int i = value - 1;

  if (i < imagePainter.length && imagePainter[i] != null) {
    final Rectangle r = getCurrentImageBounds();
    imagePainter[i].draw(g, x + (int)(zoom*r.x), y + (int)(zoom*r.y), zoom, obs);
  }

  if (drawUnder) {
    piece.draw(g, x, y, obs, zoom);
  }
}
 

public void runTest(Object ctx, int numReps) {
    RenderTests.Context rctx = (RenderTests.Context) ctx;
    int size = rctx.size;
    int x = rctx.initX;
    int y = rctx.initY;
    Graphics g = rctx.graphics;
    g.translate(rctx.orgX, rctx.orgY);
    Color rCArray[] = rctx.colorlist;
    int ci = rctx.colorindex;
    if (rctx.animate) {
        do {
            if (rCArray != null) {
                g.setColor(rCArray[ci++ & NUM_RANDOMCOLORMASK]);
            }
            g.fillOval(x, y, size, size);
            if ((x -= 3) < 0) x += rctx.maxX;
            if ((y -= 1) < 0) y += rctx.maxY;
        } while (--numReps > 0);
    } else {
        do {
            if (rCArray != null) {
                g.setColor(rCArray[ci++ & NUM_RANDOMCOLORMASK]);
            }
            g.fillOval(x, y, size, size);
        } while (--numReps > 0);
    }
    rctx.colorindex = ci;
    g.translate(-rctx.orgX, -rctx.orgY);
}
 

protected void paintVerticalTick(Graphics g, AxisMark mark, int y,
                                   Rectangle clip, Rectangle chartMask) {
    g.setColor(getForeground());
    if (location == SwingConstants.WEST) {
        g.drawLine(getWidth() - 2 - getAxisBasisExtent(), y, getWidth() - 2, y);
    } else {
        g.drawLine(1, y, 1 + getAxisBasisExtent(), y);
    }
}
 

@Override
public void paintLayeredHighlights(Graphics g, int lineStart, int lineEnd,
					Shape viewBounds, JTextComponent editor, View view) {
	paintListLayered(g, lineStart,lineEnd, viewBounds, editor, view, markedOccurrences);
	super.paintLayeredHighlights(g, lineStart, lineEnd, viewBounds, editor, view);
	paintListLayered(g, lineStart,lineEnd, viewBounds, editor, view, parserHighlights);
}
 

@Override
public void paint(Graphics g) {

    if (component == null) {
        return;
    }

    int dot = getDot();
    Rectangle2D r = null;
    try {
        r = component.modelToView2D(dot);
    } catch (BadLocationException e) {
        return;
    }

    if (r == null) {
        return;
    }

    Rectangle2D cr = getCaretRectangle(r);
    repaint(cr.getBounds());

    g.setColor(component.getCaretColor());
    float cx = (float) cr.getX();
    float cy = (float) cr.getY();
    float cw = (float) cr.getWidth();
    float ch = (float) cr.getHeight();
    float c = cx + cw / 2;

    Graphics2D g2d = (Graphics2D) g;
    g2d.draw(new Line2D.Float(c, cy, c, cy + ch));
    g2d.draw(new Line2D.Float(cx, cy, cx + cw, cy));
    g2d.draw(new Line2D.Float(cx, cy + ch, cx + cw, cy + ch));
}
 

public void paint(Graphics g) {
    g.setColor(getBackground());
    g.fillRect(location.x, location.y, size.width, size.height);
    
    JComponent component = mainRenderer.getComponent();
    int componentWidth = component.getPreferredSize().width;
    int componentX = size.width - componentWidth;
    
    mainRenderer.move(location.x + componentX, location.y);
    component.setSize(componentWidth, size.height);
    component.paint(g);
    
    int freeWidth = size.width - maxRendererWidth - renderersGap();
    if (freeWidth >= MIN_BAR_WIDTH) {
        barRenderer.setSize(Math.min(freeWidth, MAX_BAR_WIDTH), size.height);
        barRenderer.move(location.x, location.y);
        barRenderer.paint(g);
    }
}
 

/**
 * Paints the border for the specified component with the
 * specified position and size.
 * @param c the component for which this border is being painted
 * @param g the paint graphics
 * @param x the x position of the painted border
 * @param y the y position of the painted border
 * @param width the width of the painted border
 * @param height the height of the painted border
 */
public void paintBorder(Component c, Graphics g, int x, int y, int width, int height) {
    if ((this.thickness > 0) && (g instanceof Graphics2D)) {
        Graphics2D g2d = (Graphics2D) g;

        Color oldColor = g2d.getColor();
        g2d.setColor(this.lineColor);

        Shape outer;
        Shape inner;

        int offs = this.thickness;
        int size = offs + offs;
        if (this.roundedCorners) {
            float arc = .2f * offs;
            outer = new RoundRectangle2D.Float(x, y, width, height, offs, offs);
            inner = new RoundRectangle2D.Float(x + offs, y + offs, width - size, height - size, arc, arc);
        }
        else {
            outer = new Rectangle2D.Float(x, y, width, height);
            inner = new Rectangle2D.Float(x + offs, y + offs, width - size, height - size);
        }
        Path2D path = new Path2D.Float(Path2D.WIND_EVEN_ODD);
        path.append(outer, false);
        path.append(inner, false);
        g2d.fill(path);
        g2d.setColor(oldColor);
    }
}
 

/**
 * Method description
 * 
 * @see
 * @param objPgraphics
 */
@Override final public void paintComponent(Graphics objPgraphics) {

	// Draw a colored rectangle in place of the button :
	final int intLjButtonWidth = this.getWidth();
	final int intLjButtonHeight = this.getHeight();
	final BufferedImage imgLbuffer =
											Constants.objS_GRAPHICS_CONFIGURATION.createCompatibleImage(intLjButtonWidth,
																										intLjButtonHeight,
																										Transparency.OPAQUE);
	final Graphics2D objLgraphics2D = (Graphics2D) imgLbuffer.getGraphics();
	objLgraphics2D.setColor(Tools.getPenGammaColor(	this.objGpreferencesJDialog.strGstringLocalAA[this.bytGcolorPreferenceType][Constants.bytS_UNCLASS_TEMPORARY_CURRENT],
													Preferences.getGlobalBytePreference(Constants.bytS_BYTE_GLOBAL_GAMMA_CORRECTION)));
	objLgraphics2D.fillRect(1, 1, intLjButtonWidth - 2, intLjButtonHeight - 2);
	objLgraphics2D.setColor(Color.BLACK);
	objLgraphics2D.drawRect(0, 0, intLjButtonWidth, intLjButtonHeight);
	objLgraphics2D.dispose();
	objPgraphics.drawImage(imgLbuffer, 0, 0, null);
}
 

private Rectangle getCaretRectangle(TextHitInfo caret) {
    int caretLocation = 0;
    TextLayout layout = composedTextLayout;
    if (layout != null) {
        caretLocation = Math.round(layout.getCaretInfo(caret)[0]);
    }
    Graphics g = getGraphics();
    FontMetrics metrics = null;
    try {
        metrics = g.getFontMetrics();
    } finally {
        g.dispose();
    }
    return new Rectangle(TEXT_ORIGIN_X + caretLocation,
                         TEXT_ORIGIN_Y - metrics.getAscent(),
                         0, metrics.getAscent() + metrics.getDescent());
}
 

public int print(Graphics graphics, PageFormat pageFormat, int pageIndex) throws PrinterException
{
    if (pageIndex>0)
    {
        return NO_SUCH_PAGE;
    }

    StringBuffer s=new StringBuffer();
    for (int i=0;i<10;i++)
    {
        s.append("1234567890ABCDEFGHIJ");
    }

    int x=(int) pageFormat.getImageableX();
    int y=(int) (pageFormat.getImageableY()+50);
    graphics.drawString(s.toString(), x, y);

    return PAGE_EXISTS;
}
 

/**
 * Paints the toolbar.
 *
 * @param context context for the component being painted
 * @param g the {@code Graphics} object used for painting
 * @see #update(Graphics,JComponent)
 */
protected void paint(SynthContext context, Graphics g) {
    if (handleIcon != null && toolBar.isFloatable()) {
        int startX = toolBar.getComponentOrientation().isLeftToRight() ?
            0 : toolBar.getWidth() -
                SynthIcon.getIconWidth(handleIcon, context);
        SynthIcon.paintIcon(handleIcon, context, g, startX, 0,
                SynthIcon.getIconWidth(handleIcon, context),
                SynthIcon.getIconHeight(handleIcon, context));
    }

    SynthContext subcontext = getContext(
            toolBar, Region.TOOL_BAR_CONTENT, contentStyle);
    paintContent(subcontext, g, contentRect);
    subcontext.dispose();
}
 

/**
	 * Create the frame.
	 */
	public TestFrame() {
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		setBounds(100, 100, 450, 300);
		contentPane = new JPanel();
		
		contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
		contentPane.setLayout(new BorderLayout(0, 0));
		setContentPane(contentPane);
		contentPane.add(new JComponent() {
            public void paintComponent(Graphics g) {
            	Graphics2D g2d = (Graphics2D) g;
            	for(int i=0;i<200;i++){
            		g2d.fill(UniversalTool.getPointOval(0, 10*i, 5));
            		g2d.fill(UniversalTool.getPointOval(10*i, 0, 5));
            	}
            	
            	Ellipse e = UniversalTool.getTestEllipse(10);
            	Ellipse2D.Double ed = e.getErectedEllipse2D();
            		
        			//save old transform
        			AffineTransform old = g2d.getTransform();
        			for (Point_ p : e.getKeyPoints()){
        				g2d.fill(UniversalTool.getPointOval(p, 5));
        			}
//        			for(int i=0;i<12;i++){
//        				g2d.setTransform(old);
//        				trf.rotate(Math.toRadians(30*i),e.x,e.y);
//        				g2d.setTransform(trf);
//        				g2d.draw(ed);
//        			}
        			g2d.rotate(e.angle,e.x,e.y);
        			//draw elps
        			g2d.setColor(Color.GREEN);
        			
        			g2d.draw(ed);
        			//draw pts
        			g2d.setColor(Color.RED);
        			
        			//revert transform
        			g2d.setTransform(old);
//                g2d.setStroke(new BasicStroke(10));
//                g2d.draw(new Line2D.Float(30, 20, 80, 90));
            }
        });
		contentPane.repaint();
	}
 

private static void shearY(Graphics g, int w1, int h1, Color color) {  

      int period = random.nextInt(40) + 10; // 50;  

      boolean borderGap = true;  
      int frames = 20;  
      int phase = 7;  
      for (int i = 0; i < w1; i++) {  
          double d = (double) (period >> 1)  
                  * Math.sin((double) i / (double) period  
                          + (6.2831853071795862D * (double) phase)  
                          / (double) frames);  
          g.copyArea(i, 0, 1, h1, 0, (int) d);  
          if (borderGap) {  
              g.setColor(color);  
              g.drawLine(i, (int) d, i, 0);  
              g.drawLine(i, (int) d + h1, i, h1);  
          }  

      }  

  }
 

private void drawRocketWithBrakes(Graphics g, int startX,int startY, int rW, int rH, int bDist, int bW, int bH)
{
	g.drawOval(startX - rW, startY - rH, 2*rW, 2*rH);
	
	if(window.telemetry_booster_brakes[1])	//left
		g.fillRect(startX - rW - bDist - 2*bH, startY - bW, 2*bH, 2*bW);
	else g.drawRect(startX - rW - bDist - 2*bH, startY - bW, 2*bH, 2*bW);
	
	if(window.telemetry_booster_brakes[0])	//top
		g.fillRect(startX - bW, startY - rH - bDist - 2*bH, 2*bW, 2*bH);
	else g.drawRect(startX - bW, startY - rH - bDist - 2*bH, 2*bW, 2*bH);
	
	if(window.telemetry_booster_brakes[3])	//right
		g.fillRect(startX + rW + bDist, startY - bW, 2*bH, 2*bW);
	else g.drawRect(startX + rW + bDist, startY - bW, 2*bH, 2*bW);
	
	if(window.telemetry_booster_brakes[2])	//bottom
		g.fillRect(startX - bW, startY + rH + bDist, 2*bW, 2*bH);
	else g.drawRect(startX - bW, startY + rH + bDist, 2*bW, 2*bH);	
}
 

/**
 * Constructs an antialias-capable JTextPane with a DefaultHighlighter
 * associated with it.
 * 
 * @param attributes - see {@link edu.mit.csail.sdg.alloy4.OurUtil#make
 *            OurUtil.make(component, attributes...)}
 */
public static JTextPane pane(Object... attributes) {
	JTextPane ans = new JTextPane() {
		static final long serialVersionUID = 0;

		@Override
		public void paint(Graphics gr) {
			if (antiAlias && gr instanceof Graphics2D) {
				((Graphics2D) gr).setRenderingHint(RenderingHints.KEY_ANTIALIASING,
						RenderingHints.VALUE_ANTIALIAS_ON);
			}
			super.paint(gr);
		}
	};
	OurUtil.make(ans, attributes);
	ans.setHighlighter(new DefaultHighlighter());
	map.put(ans, Boolean.TRUE);
	return ans;
}
 

@Override
public void paintComponent(Graphics g) {
    super.paintComponent(g); //paint background
    RenderingHints renderHints
            = new RenderingHints(RenderingHints.KEY_ANTIALIASING,
                    RenderingHints.VALUE_ANTIALIAS_ON);
    renderHints.put(RenderingHints.KEY_RENDERING,
            RenderingHints.VALUE_RENDER_QUALITY);

    renderHints.put(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);

    //renderHints.put(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_LCD_HRGB);
    Graphics2D Canvas = (Graphics2D) g;

    Canvas.addRenderingHints(renderHints);

    Canvas.setStroke(new BasicStroke(
            1f,
            BasicStroke.CAP_ROUND,
            BasicStroke.JOIN_ROUND));

    Canvas.setPaint(Color.BLACK);
    ProcessPaint(Canvas);
}
 

public void paintComponent( Graphics g ) {
    if ( updateBackBuffer ) {
        Dimension d = this.getSize();
        isPrinting = false;
        try {
            drawText( g, d.width, d.height );
        }
        catch ( CannotDrawException e ) {
            f2dt.fireChangeStatus( ERRORS[ e.id ], true );
            super.paintComponent(g);
            return;
        }
    }
    else {
      /// Screen refresh
      g.drawImage( backBuffer, 0, 0, this );
    }

    showingError = false;
    updateBackBuffer = false;
}
 

public void paintBorder(Component c, Graphics g, int x, int y,
        int width, int height) {

    JInternalFrame jif = null;
    if (c instanceof JInternalFrame) {
        jif = (JInternalFrame)c;
    } else if (c instanceof JInternalFrame.JDesktopIcon) {
        jif = ((JInternalFrame.JDesktopIcon)c).getInternalFrame();
    } else {
        return;
    }

    if (jif.isSelected()) {
        // Set the line color so the line border gets the correct
        // color.
        lineColor = activeColor;
        super.paintBorder(c, g, x, y, width, height);
    } else {
        lineColor = inactiveColor;
        super.paintBorder(c, g, x, y, width, height);
    }
}
 

static void initImage(GraphicsConfiguration gc, Image image) {
    Graphics g = image.getGraphics();
    g.setColor(Color.RED);
    int w = image.getWidth(null);
    int h = image.getHeight(null);
    g.fillRect(0, 0, w, h);
    g.dispose();

    // need to 'accelerate' the image
    if (dstImage == null) {
        dstImage =
            gc.createCompatibleVolatileImage(TESTW, TESTH,
                                             Transparency.OPAQUE);
    }
    dstImage.validate(gc);
    g = dstImage.getGraphics();
    g.drawImage(image, 0, 0, null);
    g.drawImage(image, 0, 0, null);
    g.drawImage(image, 0, 0, null);
}
 

/**
 * Converts the given image to a gl compatible format if necessary and returns the data in the format GL_RGBA as GL_UNSIGNED_BYTE.
 * @param awtImage the image to be converted to an byte buffer
 * @return nio buffer
 */
public static ByteBuffer convert(BufferedImage awtImage)
{
	if(!isGlCompatibleAwtImage(awtImage))
	{
		BufferedImage convertImage = createGlCompatibleAwtImage(awtImage.getWidth(), awtImage.getHeight());
        // copy the source image into the produced image
        Graphics g = convertImage.getGraphics();
        g.setColor(new Color(0f, 0f, 0f, 0f));
        g.fillRect(0, 0, awtImage.getWidth(), awtImage.getHeight());
        g.drawImage(awtImage, 0, 0, null);
        awtImage = convertImage;
	}
	
       // build a byte buffer from the temporary image 
       // that be used by OpenGL to produce a texture.
       byte[] data = ((DataBufferByte) awtImage.getRaster().getDataBuffer()).getData(); 
       ByteBuffer imageBuffer = ByteBuffer.allocateDirect(data.length); 
       imageBuffer.order(ByteOrder.nativeOrder()); 
       imageBuffer.put(data, 0, data.length); 
       imageBuffer.flip();
       
       return imageBuffer; 
}
 

/**
 * Sets the names of the equipment for which buttons should display.
 * @param equipmentNames the names of the equipment for which buttons should display.
 */
public void setEquipmentNames(List<String> equipmentNames) {
    removeAll();

    for (final String name : equipmentNames) {
        JButton button = new JButton(name) {
            @Override
            public void paint(Graphics g) {
                if (null == getIcon()) {
                    //Doing this here because it's expensive, so only
                    //do it when we actually need it.
                    setIcon(new ImageIcon(mil2525CSymbolController.getSymbolImage(name)));
                }
                super.paint(g);
            }
        };
        button.setFont(BUTTON_FONT);
        button.setHorizontalAlignment(SwingConstants.LEFT);
        button.setFocusable(false);
        button.setMaximumSize(new Dimension(Integer.MAX_VALUE, 60));
        button.setMinimumSize(new Dimension(0, 60));
        button.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent e) {
                for (ActionListener listener : listeners) {
                    listener.actionPerformed(e);
                }
            }
        });
        add(button);
    }
}
 

/**
 * Draws the given composed text passed from an input method.
 *
 * @param view View hosting text
 * @param attr the attributes containing the composed text
 * @param g  the graphics context
 * @param x  the X origin
 * @param y  the Y origin
 * @param p0 starting offset in the composed text to be rendered
 * @param p1 ending offset in the composed text to be rendered
 * @return  the new insertion position
 */
static int drawComposedText(View view, AttributeSet attr, Graphics g,
                            int x, int y, int p0, int p1)
                                 throws BadLocationException {
    Graphics2D g2d = (Graphics2D)g;
    AttributedString as = (AttributedString)attr.getAttribute(
        StyleConstants.ComposedTextAttribute);
    as.addAttribute(TextAttribute.FONT, g.getFont());

    if (p0 >= p1)
        return x;

    AttributedCharacterIterator aci = as.getIterator(null, p0, p1);
    return x + (int)SwingUtilities2.drawString(
                         getJComponent(view), g2d,aci,x,y);
}
 

protected void paintTabBackground(Graphics g, int tabPlacement, int tabIndex, int x, int y, int w, int h, boolean isSelected)
{
	Polygon shape = new Polygon();

	shape.addPoint(x - (h / 4), y + h);
	shape.addPoint(x + (h / 4), y);
	shape.addPoint(x + w - (h / 4), y);

	if (isSelected || (tabIndex == (rects.length - 1)))
	{
		if (isSelected)
		{
			g.setColor(selectedColor);
		}
		else
		{
			g.setColor(unselectedColor);
		}
		shape.addPoint(x + w + (h / 4), y + h);
	}
	else
	{
		g.setColor(unselectedColor);
		shape.addPoint(x + w, y + (h / 2));
		shape.addPoint(x + w - (h / 4), y + h);
	}

	g.fillPolygon(shape);
}
 

@Override
public void paint(Graphics g) {
    super.paint(g);
    if (active != null) {
        if (active.getDecompositionType() != diagramType) {
            active.setDecompositionType(diagramType);
            active.refresh();
            repaint();
        }
        active.paint((Graphics2D) g, getVisibleRect());
    }
}
 

protected BufferedImage createTestImage() {
    BufferedImage img = new BufferedImage(200, 200,
                                          BufferedImage.TYPE_INT_ARGB);
    Graphics g = img.createGraphics();

    g.setColor(Color.red);
    g.fillRect(50, 50, 100, 100);
    g.dispose();

    return img;
}
 

static void paintSingleInputgate(Graphics g, int xpin, int y, int xinput, int youtput, boolean up) {
	int[] yPoints, xPoints;
	xPoints = new int[] { xpin, xpin, xinput };
	if (!up)
		yPoints = new int[] { y + AbstractTtlGate.height - AbstractTtlGate.pinheight, youtput, youtput };
	else
		yPoints = new int[] { y + AbstractTtlGate.pinheight, youtput, youtput };
	g.drawPolyline(xPoints, yPoints, 3);
}
 

/**
 * {@inheritDoc}
 */
@Override
public void paintBorder(SynthContext context, Graphics g, int x,
                        int y, int w, int h) {
    context.getPainter().paintSliderBorder(context, g, x, y, w, h,
                                           slider.getOrientation());
}
 

@Override
public void paintInstance(InstancePainter painter) {
	Graphics g = painter.getGraphics();
	Bounds bds = painter.getInstance().getBounds();
	int x = bds.getX();
	int y = bds.getY();
	painter.drawRoundBounds(Color.WHITE);
	GraphicsUtil.switchToWidth(g, 2);
	g.setColor(painter.getAttributeValue(StdAttr.ATTR_LABEL_COLOR));
	painter.drawLabel();

	boolean drawUp;
	if (painter.getShowState()) {
		ClockState state = getState(painter);
		g.setColor(state.sending.getColor());
		drawUp = state.sending == Value.TRUE;
	} else {
		g.setColor(Color.BLACK);
		drawUp = true;
	}
	x += 10;
	y += 10;
	int[] xs = { x - 6, x - 6, x, x, x + 6, x + 6 };
	int[] ys;
	if (drawUp) {
		ys = new int[] { y, y - 4, y - 4, y + 4, y + 4, y };
	} else {
		ys = new int[] { y, y + 4, y + 4, y - 4, y - 4, y };
	}
	g.drawPolyline(xs, ys, xs.length);

	painter.drawPorts();
}
 

public static int centerText(Direction direction, Graphics graphics, java.awt.Rectangle bounds, String text) {
	FontMetrics metrics = graphics.getFontMetrics();
	switch(direction) {
	case HORRIZONTAL: return bounds.x+bounds.width/2-metrics.stringWidth(text)/2;
	case VERTICAL: return bounds.y+(int)((bounds.height-metrics.getStringBounds(text, graphics).getHeight())/2+metrics.getAscent());
	default: return 0; }
}
 

/** We override the paint() method to avoid drawing the box around the "extra space" (if height is double height) */
@Override public void paint(Graphics g) {
   int w=getWidth(), h=getHeight(), y=h-height;
   Color background = isSelected ? UIManager.getColor("Tree.selectionBackground") : Color.WHITE;
   Color border = isFocused ? UIManager.getColor("Tree.selectionBorderColor") : null;
   if (background!=null) { g.setColor(background); g.fillRect(0, y, w, h-y); }
   if (border!=null && isSelected) { g.setColor(border); g.drawRect(0, y, w-1, h-1-y); }
   super.paint(g);
}
 

public void paint(Graphics gr) {
    super.paint(gr);
    if (stroke == null)
        return;
    final Graphics2D g = (Graphics2D) gr;

    g.setColor(getForeground());
    g.setStroke(stroke);
    g.draw(new Line2D.Double(0, (double) getHeight() / 2, getWidth(),
            (double) getHeight() / 2));
}
 

public void paintTextPaneBackground(SynthContext context,
             Graphics g, int x, int y, int w, int h) {
    getPainter(context, "textpanebackground", -1).
        paintTextPaneBackground(context, g, x, y, w, h);
}
 

/**
 * Calls {@code Component.update(Graphics)} with given Graphics.
 */
protected void updateComponent(Component comp, Graphics g) {
    if (comp != null) {
        comp.update(g);
    }
}
 

public void paintSplitPaneDragDivider(SynthContext context,
             Graphics g, int x, int y, int w, int h, int direction) {
    getPainter(context, "splitpanedragdivider", direction).
        paintSplitPaneDragDivider(context, g, x, y, w, h, direction);
}
 

public void paint(Polygon shape, Graphics g, Color color, int side) {
    g.setColor(color);
    g.fillPolygon(shape);
}
 

@Override public void paintIcon(Component c, Graphics g, int w, int h) {
}
 

public void paintBorder(Component c, Graphics g, int x, int y,
                        int width, int height) {
    return;
}
 

@Override public void paint(Graphics graphics) {
	super.paint(graphics);
	paintLabel(graphics, "=1");
}
 

@Override
public void paintComponent(Graphics g) {
    g.setColor(new Color(255, 201, 14, 100));
    g.fillOval(8, 2, 128, 163);
}
 

@Override
public void paint(Graphics g, ImageObserver io) {
	createQueue(g);
	createCPU(g);
	g.drawImage(this.overlayedShading, getBounds().x, getBounds().y, io);
}