Method paintIcon

ij/src/main/java/ij/astro/util/EmojiIcon.java:29–56

(Component c, Graphics g, int x, int y)

    }

    @Override
    public void paintIcon(Component c, Graphics g, int x, int y) {
        Graphics2D g2d = (Graphics2D) g.create();

        Font defaultFont = getCachedFont();
        float fontSize = getCachedFontSize(defaultFont);
        Font iconFont = defaultFont.deriveFont(Font.PLAIN, fontSize);
        g2d.setFont(iconFont);
        g2d.setColor(color);

        FontRenderContext frc = g2d.getFontRenderContext();

        String codePointString = getCodepointString(text, 0).first();
        Rectangle2D textBounds = iconFont.getStringBounds(codePointString, frc);

        int textX = x + (int) ((getIconWidth() - textBounds.getWidth()) / 2);
        int textY = y + (int) ((getIconHeight() - textBounds.getHeight()) / 2 - textBounds.getY());

        for (int i = 0; i < text.length(); i++) {
            var b = getCodepointString(text, i);

            g2d.drawString(b.first(), textX, textY);

            i += b.second() - 1;
        }

        g2d.dispose();
    }

    @Override
    public int getIconWidth() {