Example usage for java.awt Graphics2D getFontRenderContext

List of usage examples for java.awt Graphics2D getFontRenderContext

Introduction

In this page you can find the example usage for java.awt Graphics2D getFontRenderContext.

Prototype


public abstract FontRenderContext getFontRenderContext();

Source Link

Document

Get the rendering context of the Font within this Graphics2D context.

Usage

From source file:Main.java

public void paint(Graphics g) {
    Graphics2D g2 = (Graphics2D) g;

    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

    String s = "www.java2s.com www.java2s.com";
    Font font = new Font("Serif", Font.PLAIN, 24);
    FontRenderContext frc = g2.getFontRenderContext();
    g2.translate(40, 80);//from   w w  w.jav a 2s  .c  o m

    GlyphVector gv = font.createGlyphVector(frc, s);
    System.out.println(gv.getVisualBounds());

    int length = gv.getNumGlyphs();
    for (int i = 0; i < length; i++) {
        Point2D p = gv.getGlyphPosition(i);
        double theta = (double) i / (double) (length - 1) * Math.PI / 4;
        AffineTransform at = AffineTransform.getTranslateInstance(p.getX(), p.getY());
        at.rotate(theta);
        Shape glyph = gv.getGlyphOutline(i);
        Shape transformedGlyph = at.createTransformedShape(glyph);
        g2.fill(transformedGlyph);
    }
}

From source file:Main.java

public void paint(Graphics g) {
    Graphics2D g2 = (Graphics2D) g;

    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

    String s = "www.java2s.com www.java2s.com";
    Font font = new Font("Serif", Font.PLAIN, 24);
    FontRenderContext frc = g2.getFontRenderContext();
    g2.translate(40, 80);/*  w w w. ja v a 2  s.c  o  m*/

    GlyphVector gv = font.createGlyphVector(frc, s);
    System.out.println(gv.getLogicalBounds());

    int length = gv.getNumGlyphs();
    for (int i = 0; i < length; i++) {
        Point2D p = gv.getGlyphPosition(i);
        double theta = (double) i / (double) (length - 1) * Math.PI / 4;
        AffineTransform at = AffineTransform.getTranslateInstance(p.getX(), p.getY());
        at.rotate(theta);
        Shape glyph = gv.getGlyphOutline(i);
        Shape transformedGlyph = at.createTransformedShape(glyph);
        g2.fill(transformedGlyph);
    }
}

From source file:FontPaint.java

public void paintComponent(Graphics g) {
    super.paintComponent(g);
    setBackground(Color.white);/*from w  w  w.java  2 s  . c o  m*/
    int width = getSize().width;
    int height = getSize().height;
    Graphics2D g2 = (Graphics2D) g;

    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

    g2.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);

    FontRenderContext frc = g2.getFontRenderContext();
    Font f = new Font("Helvetica", 1, 60);
    String s = new String("Java Source and Support.");
    TextLayout textTl = new TextLayout(s, f, frc);
    AffineTransform transform = new AffineTransform();
    Shape outline = textTl.getOutline(null);
    Rectangle outlineBounds = outline.getBounds();
    transform = g2.getTransform();
    transform.translate(width / 2 - (outlineBounds.width / 2), height / 2 + (outlineBounds.height / 2));
    g2.transform(transform);
    g2.setColor(Color.blue);
    g2.draw(outline);
    g2.setClip(outline);
}

From source file:RotatedText.java

public void paint(Graphics g) {
    Graphics2D g2d = (Graphics2D) g;
    g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

    String s = "111111111111111111111111111111";

    Font font = new Font("Courier", Font.PLAIN, 12);
    g2d.translate(20, 20);//from  w  w w.  ja va 2 s  .  c o  m

    FontRenderContext frc = g2d.getFontRenderContext();

    GlyphVector gv = font.createGlyphVector(frc, s);
    int length = gv.getNumGlyphs();
    System.out.println(length);

}

From source file:TextHitInfoDemo.java

public void paint(Graphics g) {
    Graphics2D g2 = (Graphics2D) g;

    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

    String s = "Java Source and Support";
    Font font = new Font("Serif", Font.PLAIN, 32);

    if (mTextLayout == null) {
        FontRenderContext frc = g2.getFontRenderContext();
        mTextLayout = new TextLayout(s, font, frc);
    }/*from   w w  w .j a  v  a  2  s .c om*/

    mTextLayout.draw(g2, mX, mY);
}

From source file:MainClass.java

public void paint(Graphics g) {
    Graphics2D g2 = (Graphics2D) g;

    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

    String s = "www.java2s.com";
    Font font = new Font("Serif", Font.PLAIN, 32);

    if (mTextLayout == null) {
        FontRenderContext frc = g2.getFontRenderContext();
        mTextLayout = new TextLayout(s, font, frc);
    }// w w  w .jav  a 2 s.  c o m

    mTextLayout.draw(g2, mX, mY);

}

From source file:FontTest.java

public void paintComponent(Graphics g) {
    Graphics2D g2 = (Graphics2D) g;

    String message = "Hello, World!";

    Font f = new Font("Serif", Font.BOLD, 36);
    g2.setFont(f);/*from w  w  w  . ja  v a  2 s .co m*/

    // measure the size of the message

    FontRenderContext context = g2.getFontRenderContext();
    Rectangle2D bounds = f.getStringBounds(message, context);

    // set (x,y) = top left corner of text

    double x = (getWidth() - bounds.getWidth()) / 2;
    double y = (getHeight() - bounds.getHeight()) / 2;

    // add ascent to y to reach the baseline

    double ascent = -bounds.getY();
    double baseY = y + ascent;

    // draw the message

    g2.drawString(message, (int) x, (int) baseY);

    g2.setPaint(Color.LIGHT_GRAY);

    // draw the baseline

    g2.draw(new Line2D.Double(x, baseY, x + bounds.getWidth(), baseY));

    // draw the enclosing rectangle

    Rectangle2D rect = new Rectangle2D.Double(x, y, bounds.getWidth(), bounds.getHeight());
    g2.draw(rect);
}

From source file:RotatedText.java

public void paint(Graphics g) {
    Graphics2D g2d = (Graphics2D) g;
    g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

    String s = "111111111111111111111111111111";

    Font font = new Font("Courier", Font.PLAIN, 12);
    g2d.translate(20, 20);// w w w .j  av  a  2 s .c  om

    FontRenderContext frc = g2d.getFontRenderContext();

    GlyphVector gv = font.createGlyphVector(frc, s);
    int length = gv.getNumGlyphs();
    for (int i = 0; i < length; i++) {
        Point2D p = gv.getGlyphPosition(i);
        AffineTransform at = AffineTransform.getTranslateInstance(p.getX(), p.getY());
        at.rotate((double) i / (double) (length - 1) * Math.PI / 3);

        Shape glyph = gv.getGlyphOutline(i);
        Shape transformedGlyph = at.createTransformedShape(glyph);
        g2d.fill(transformedGlyph);
    }
}

From source file:com.neophob.sematrix.generator.Textwriter.java

/**
 * create image./*from   w  w  w.j a va2  s .c o m*/
 *
 * @param text the text
 */
public void createTextImage(String text) {
    //only load if needed
    if (StringUtils.equals(text, this.text)) {
        return;
    }

    this.text = text;

    BufferedImage img = new BufferedImage(TEXT_BUFFER_X_SIZE, internalBufferYSize, BufferedImage.TYPE_INT_RGB);

    Graphics2D g2 = img.createGraphics();
    FontRenderContext frc = g2.getFontRenderContext();
    TextLayout layout = new TextLayout(text, font, frc);
    Rectangle2D rect = layout.getBounds();

    int h = (int) (0.5f + rect.getHeight());
    maxXPos = (int) (0.5f + rect.getWidth()) + 5;
    ypos = internalBufferYSize - (internalBufferYSize - h) / 2;

    img = new BufferedImage(maxXPos, internalBufferYSize, BufferedImage.TYPE_INT_RGB);
    g2 = img.createGraphics();

    g2.setColor(color);
    g2.setFont(font);
    g2.setClip(0, 0, maxXPos, internalBufferYSize);
    g2.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_NEAREST_NEIGHBOR);

    g2.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_SPEED);

    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

    g2.drawString(text, xpos, ypos);
    DataBufferInt dbi = (DataBufferInt) img.getRaster().getDataBuffer();
    textBuffer = dbi.getData();
    g2.dispose();

    wait = 0;
    xofs = 0;
    scrollRight = false;
}

From source file:MainClass.java

public void paint(Graphics g) {
    Graphics2D g2 = (Graphics2D) g;

    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    Font font = new Font("Serif", Font.PLAIN, 72);
    g2.setFont(font);/*  w  w w.j av  a  2 s  .co m*/

    String s = "www.java2s.com";
    float x = 50, y = 150;

    FontRenderContext frc = g2.getFontRenderContext();
    float width = (float) font.getStringBounds(s, frc).getWidth();
    Line2D baseline = new Line2D.Float(x, y, x + width, y);
    g2.setPaint(Color.lightGray);
    g2.draw(baseline);

    // Draw the ascent.
    LineMetrics lm = font.getLineMetrics(s, frc);
    Line2D ascent = new Line2D.Float(x, y - lm.getAscent(), x + width, y - lm.getAscent());
    g2.draw(ascent);

    // Draw the descent.
    Line2D descent = new Line2D.Float(x, y + lm.getDescent(), x + width, y + lm.getDescent());
    g2.draw(descent);

    // Draw the leading.
    Line2D leading = new Line2D.Float(x, y + lm.getDescent() + lm.getLeading(), x + width,
            y + lm.getDescent() + lm.getLeading());
    g2.draw(leading);

    // Render the string.
    g2.setPaint(Color.black);
    g2.drawString(s, x, y);
}