Examples with FontRenderContext java.awt.font.FontRenderContext used on opensource projects

Example 11 with FontRenderContext

use of java.awt.font.FontRenderContext in project jdk8u_jdk by JetBrains.

the class MissingCodePointLayoutTest method main.

public static void main(String[] args) {
    Font font = new Font("Tahoma", Font.PLAIN, 12);
    String text = "�";
    FontRenderContext frc = new FontRenderContext(null, false, false);
    TextLayout layout = new TextLayout(text, font, frc);
    layout.getCaretShapes(0);
}

Example 12 with FontRenderContext

use of java.awt.font.FontRenderContext in project jdk8u_jdk by JetBrains.

the class HelvLtOblTest method drawText.

BufferedImage drawText(boolean doGV) {
    int w = 400;
    int h = 50;
    BufferedImage bi = new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB);
    Graphics2D g = bi.createGraphics();
    g.setColor(Color.white);
    g.fillRect(0, 0, w, h);
    g.setColor(Color.black);
    Font f = helvFont.deriveFont(Font.PLAIN, 40);
    g.setFont(f);
    int x = 5;
    int y = h - 10;
    if (doGV) {
        FontRenderContext frc = new FontRenderContext(null, true, true);
        GlyphVector gv = f.createGlyphVector(frc, codes);
        g.drawGlyphVector(gv, 5, y);
    } else {
        g.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
        g.setRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS, RenderingHints.VALUE_FRACTIONALMETRICS_ON);
        g.drawString(str, x, y);
    }
    return bi;
}

Example 13 with FontRenderContext

use of java.awt.font.FontRenderContext in project jdk8u_jdk by JetBrains.

the class StyledSpaceAdvance method test.

static void test(int sz) {
    Font reg = new Font(name, Font.PLAIN, sz);
    Font bold = new Font(name, Font.BOLD, sz);
    //System.out.println("reg="+reg);
    //System.out.println("bold="+bold);
    FontRenderContext frc = new FontRenderContext(null, false, false);
    if (reg.getFontName(Locale.ENGLISH).equals(name) && bold.getFontName(Locale.ENGLISH).equals(name)) {
        Rectangle2D rb = reg.getStringBounds(" ", frc);
        Rectangle2D bb = bold.getStringBounds(" ", frc);
        if (bb.getWidth() > rb.getWidth() + 1.01f) {
            System.err.println("reg=" + reg + " bds = " + rb);
            System.err.println("bold=" + bold + " bds = " + bb);
            throw new RuntimeException("Advance difference too great.");
        }
    } else {
        System.out.println("Skipping test because fonts aren't as expected");
    }
}

Example 14 with FontRenderContext

use of java.awt.font.FontRenderContext in project jdk8u_jdk by JetBrains.

the class ClassCastExceptionForInvalidSurface method main.

public static void main(final String[] args) throws InterruptedException {
    // Catch all uncaught exceptions and treat them as test failure
    Thread.setDefaultUncaughtExceptionHandler((t, e) -> failed = e);
    // Data for rendering
    BufferedImage bi = new BufferedImage(10, 10, TYPE_INT_ARGB);
    FontRenderContext frc = new FontRenderContext(null, false, false);
    Font font = new Font("Serif", Font.PLAIN, 12);
    GlyphVector gv = font.createGlyphVector(frc, new char[] { 'a', '1' });
    Thread t1 = new Thread(() -> {
        while (!isComplete()) {
            vi = gc.createCompatibleVolatileImage(10, 10);
            if (!list.offer(vi)) {
                vi.flush();
            }
        }
        list.forEach(Image::flush);
    });
    Thread t2 = new Thread(() -> {
        while (!isComplete()) {
            VolatileImage vi = list.poll();
            if (vi != null) {
                vi.flush();
            }
        }
    });
    Thread t3 = new Thread(() -> {
        while (!isComplete()) {
            vi.createGraphics().drawImage(bi, 1, 1, null);
        }
    });
    Thread t4 = new Thread(() -> {
        while (!isComplete()) {
            vi.createGraphics().drawGlyphVector(gv, 0, 0);
            vi.createGraphics().drawOval(0, 0, 10, 10);
            vi.createGraphics().drawLine(0, 0, 10, 10);
            vi.createGraphics().drawString("123", 1, 1);
            vi.createGraphics().draw(new Rectangle(0, 0, 10, 10));
            vi.createGraphics().fillOval(0, 0, 10, 10);
            final Graphics2D graphics = vi.createGraphics();
            graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
            graphics.fillPolygon(new int[] { 0, 10, 10, 0 }, new int[] { 0, 0, 10, 10 }, 4);
        }
    });
    t1.start();
    t2.start();
    t3.start();
    t4.start();
    t1.join();
    t2.join();
    t3.join();
    t4.join();
    if (failed != null) {
        System.err.println("Test failed");
        failed.printStackTrace();
    }
}

Example 15 with FontRenderContext

use of java.awt.font.FontRenderContext in project Activiti by Activiti.

the class DefaultProcessDiagramCanvas method drawLabel.

public void drawLabel(String text, GraphicInfo graphicInfo, boolean centered) {
    float interline = 1.0f;
    // text
    if (text != null && text.length() > 0) {
        Paint originalPaint = g.getPaint();
        Font originalFont = g.getFont();
        g.setPaint(LABEL_COLOR);
        g.setFont(LABEL_FONT);
        int wrapWidth = 100;
        int textY = (int) graphicInfo.getY();
        // TODO: use drawMultilineText()
        AttributedString as = new AttributedString(text);
        as.addAttribute(TextAttribute.FOREGROUND, g.getPaint());
        as.addAttribute(TextAttribute.FONT, g.getFont());
        AttributedCharacterIterator aci = as.getIterator();
        FontRenderContext frc = new FontRenderContext(null, true, false);
        LineBreakMeasurer lbm = new LineBreakMeasurer(aci, frc);
        while (lbm.getPosition() < text.length()) {
            TextLayout tl = lbm.nextLayout(wrapWidth);
            textY += tl.getAscent();
            Rectangle2D bb = tl.getBounds();
            double tX = graphicInfo.getX();
            if (centered) {
                tX += (int) (graphicInfo.getWidth() / 2 - bb.getWidth() / 2);
            }
            tl.draw(g, (float) tX, textY);
            textY += tl.getDescent() + tl.getLeading() + (interline - 1.0f) * tl.getAscent();
        }
        // restore originals
        g.setFont(originalFont);
        g.setPaint(originalPaint);
    }
}