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

Example 71 with TextLayout

use of java.awt.font.TextLayout in project hid-serial by rayshobby.

the class StyledString method getLines.

/**
	 * Get the text layouts for display if the string has changed since last call
	 * to this method regenerate them.
	 * 
	 * @param g2d Graphics2D display context
	 * @return a list of text layouts for rendering
	 */
public LinkedList<TextLayoutInfo> getLines(Graphics2D g2d) {
    if (font != g2d.getFont()) {
        setFont(g2d.getFont());
        invalidText = true;
    }
    if (invalidText) {
        styledText = new AttributedString(plainText);
        styledText = insertParagraphMarkers(plainText, styledText);
        applyAttributes();
        invalidText = false;
        invalidLayout = true;
    }
    if (invalidLayout) {
        linesInfo.clear();
        if (plainText.length() > 0) {
            textHeight = 0;
            maxLineLength = 0;
            maxLineHeight = 0;
            nbrLines = 0;
            AttributedCharacterIterator paragraph = styledText.getIterator(null, 0, plainText.length());
            FontRenderContext frc = g2d.getFontRenderContext();
            lineMeasurer = new LineBreakMeasurer(paragraph, frc);
            float yposinpara = 0;
            int charssofar = 0;
            while (lineMeasurer.getPosition() < plainText.length()) {
                TextLayout layout = lineMeasurer.nextLayout(wrapWidth);
                float advance = layout.getVisibleAdvance();
                if (justify) {
                    if (justify && advance > justifyRatio * wrapWidth) {
                        //System.out.println(layout.getVisibleAdvance() + "  " + breakWidth + "  "+ layout.get);
                        // If advance > breakWidth then we have a line break
                        float jw = (advance > wrapWidth) ? advance - wrapWidth : wrapWidth;
                        layout = layout.getJustifiedLayout(jw);
                    }
                }
                // Remember the longest and tallest value for a layout so far.
                float lh = getHeight(layout);
                if (lh > maxLineHeight)
                    maxLineHeight = lh;
                textHeight += lh;
                if (advance <= wrapWidth && advance > maxLineLength)
                    maxLineLength = advance;
                // Store layout and line info
                linesInfo.add(new TextLayoutInfo(nbrLines, layout, charssofar, layout.getCharacterCount(), yposinpara));
                charssofar += layout.getCharacterCount();
                yposinpara += lh;
                nbrLines++;
            }
        }
        invalidLayout = false;
    }
    return linesInfo;
}

Example 72 with TextLayout

use of java.awt.font.TextLayout in project processing by processing.

the class Toolkit method getAscent.

/**
   * Synthesized replacement for FontMetrics.getAscent(), which is dreadfully
   * inaccurate and inconsistent across platforms.
   */
public static double getAscent(Graphics g) {
    Graphics2D g2 = (Graphics2D) g;
    FontRenderContext frc = g2.getFontRenderContext();
    //return new TextLayout("H", font, frc).getBounds().getHeight();
    return new TextLayout("H", g.getFont(), frc).getBounds().getHeight();
}

Example 73 with TextLayout

use of java.awt.font.TextLayout in project playn by threerings.

the class JavaTextLayout method layoutText.

public static JavaTextLayout layoutText(JavaGraphics gfx, String text, TextFormat format) {
    // we do some fiddling to work around the fact that TextLayout chokes on the empty string
    AttributedString astring = new AttributedString(text.length() == 0 ? " " : text);
    if (format.font != null) {
        astring.addAttribute(TextAttribute.FONT, ((JavaFont) format.font).jfont);
    }
    FontRenderContext frc = format.antialias ? gfx.aaFontContext : gfx.aFontContext;
    return new JavaTextLayout(text, format, new TextLayout(astring.getIterator(), frc));
}

Example 74 with TextLayout

use of java.awt.font.TextLayout in project limelight by slagyr.

the class TextPanel method paintOn.

public void paintOn(Graphics2D graphics) {
    graphics.setColor(getStyle().getCompiledTextColor().getColor());
    float y = 0;
    if (lines == null)
        return;
    synchronized (this) {
        for (TextLayout textLayout : lines) {
            y += textLayout.getAscent();
            int x = getStyle().getCompiledHorizontalAlignment().getX((int) widthOf(textLayout), new Box(0, 0, getWidth(), getHeight()));
            textLayout.draw(graphics, x, y);
            y += textLayout.getDescent() + textLayout.getLeading();
        }
    }
}

Example 75 with TextLayout

use of java.awt.font.TextLayout in project limelight by slagyr.

the class TextPanelTest method styledInheritsFromDefault.

@Test
public void styledInheritsFromDefault() {
    createStyles();
    parent.setSize(200, 100);
    panel.setText("<size_only_style>This some text</size_only_style>", parent);
    panel.buildLines();
    List<TextLayout> lines = panel.getLines();
    assertEquals(1, lines.size());
    String onlyLine = lines.get(0).toString();
    assertSubString("name=" + defaultFontFace, onlyLine);
    assertSubString("size=" + "25", onlyLine);
    assertSubString("style=" + defaultFontStyle, onlyLine);
    StyledText first = panel.getTextChunks().get(0);
    assertEquals(defaultTextColor, first.getColor());
}