Examples with AttributedString java.text.AttributedString used on opensource projects

Example 1 with AttributedString

use of java.text.AttributedString in project OpenNotebook by jaltekruse.

the class TextObjectGUI method drawMathObject.

public void drawMathObject(TextObject object, Graphics g, Point pageOrigin, float zoomLevel) {
    ScaledSizeAndPosition sap = getSizeAndPositionWithFontSize(object, pageOrigin, zoomLevel, object.getFontSize());
    if (!object.getText().equals("")) {
        Font f = g.getFont();
        String message = object.getText();
        g.setFont(f.deriveFont(sap.getFontSize()));
        g.setColor(Color.BLACK);
        Graphics2D graphics2D = (Graphics2D) g;
        GraphicsEnvironment.getLocalGraphicsEnvironment();
        AttributedString messageAS = new AttributedString(message);
        messageAS.addAttribute(TextAttribute.FONT, g.getFont());
        AttributedCharacterIterator messageIterator = messageAS.getIterator();
        FontRenderContext messageFRC = graphics2D.getFontRenderContext();
        LineBreakMeasurer messageLBM = new LineBreakMeasurer(messageIterator, messageFRC);
        Insets insets = new Insets(2, 2, 2, 2);
        float wrappingWidth = sap.getWidth() - insets.left - insets.right;
        float x = sap.getxOrigin() + insets.left;
        float y = sap.getyOrigin() + insets.top;
        try {
            TextLayout textLayout;
            while (messageLBM.getPosition() < messageIterator.getEndIndex()) {
                textLayout = messageLBM.nextLayout(wrappingWidth);
                y += textLayout.getAscent();
                if (object.getAlignment().equals(TextObject.LEFT)) {
                    textLayout.draw(graphics2D, x, y);
                } else if (object.getAlignment().equals(TextObject.RIGHT)) {
                    textLayout.draw(graphics2D, x + (float) (wrappingWidth - textLayout.getBounds().getWidth()), y);
                } else {
                    //centered
                    textLayout.draw(graphics2D, x + (float) (wrappingWidth - textLayout.getBounds().getWidth()) / 2, y);
                }
                y += textLayout.getDescent() + textLayout.getLeading();
                x = sap.getxOrigin() + insets.left;
            }
        } catch (Exception e) {
        // TODO - logging and error reporting to user
        //				System.out.println("error with text rendering");
        }
        object.setHeight((int) ((y - sap.getyOrigin()) / zoomLevel));
        g.setFont(f);
    } else {
        // draw the black box around the text box if nothing is in it
        g.setColor(Color.BLACK);
        g.drawRect(sap.getxOrigin(), sap.getyOrigin(), (int) (object.getWidth() * zoomLevel), (int) (object.getHeight() * zoomLevel));
    }
    if (((BooleanAttribute) object.getAttributeWithName(TextObject.SHOW_BOX)).getValue()) {
        g.setColor(Color.BLACK);
        g.drawRect(sap.getxOrigin(), sap.getyOrigin(), sap.getWidth(), sap.getHeight());
    }
}

Example 2 with AttributedString

use of java.text.AttributedString in project hid-serial by rayshobby.

the class StyledString method readObject.

private void readObject(ObjectInputStream ois) throws ClassNotFoundException, IOException {
    ois.defaultReadObject();
    // Recreate transient elements
    spacer = getParagraghSpacer(wrapWidth);
    styledText = new AttributedString(plainText);
    styledText = insertParagraphMarkers(plainText, styledText);
    linesInfo = new LinkedList<TextLayoutInfo>();
    applyAttributes();
}

Example 3 with AttributedString

use of java.text.AttributedString in project hid-serial by rayshobby.

the class StyledString method convertToSingleLineText.

/**
	 * Converts this StyledString from multi-line to single-line by replacing all EOL
	 * characters with the space character
	 * for paragraphs
	 * @param ptext
	 * @param as
	 * @return the converted string
	 */
StyledString convertToSingleLineText() {
    // Make sure we have something to work with.
    if (styledText == null || plainText == null) {
        plainText = "";
        styledText = new AttributedString(plainText);
    } else {
        // Scan through plain text and for each EOL replace the paragraph spacer from
        // the attributed string (styledText).
        int fromIndex = plainText.indexOf('\n', 0);
        if (fromIndex >= 0) {
            while (fromIndex >= 0) {
                try {
                    // if text == "\n" then an exception is thrown
                    styledText.addAttribute(TextAttribute.CHAR_REPLACEMENT, ' ', fromIndex, fromIndex + 1);
                    fromIndex = plainText.indexOf('\n', fromIndex + 1);
                } catch (Exception excp) {
                    break;
                }
            }
            // Finally replace all EOL in the plainText
            plainText = plainText.replace('\n', ' ');
        }
    }
    wrapWidth = Integer.MAX_VALUE;
    return this;
}

Example 4 with AttributedString

use of java.text.AttributedString in project robovm by robovm.

the class OldAttributedCharacterIteratorTest method test_getRunStartLAttribute.

public void test_getRunStartLAttribute() {
    assertEquals(0, it.getRunStart(AttributedCharacterIterator.Attribute.LANGUAGE));
    AttributedString as = new AttributedString("test text");
    as.addAttribute(AttributedCharacterIterator.Attribute.LANGUAGE, "GERMAN", 2, 5);
    as.addAttribute(AttributedCharacterIterator.Attribute.READING, "READ", 2, 7);
    assertEquals(0, as.getIterator().getRunStart(AttributedCharacterIterator.Attribute.LANGUAGE));
    assertEquals(0, as.getIterator().getRunStart(AttributedCharacterIterator.Attribute.READING));
}

Example 5 with AttributedString

use of java.text.AttributedString in project robovm by robovm.

the class OldAttributedStringTest method test_ConstructorLAttributedCharacterIterator_3.

public void test_ConstructorLAttributedCharacterIterator_3() {
    String testString = "Test string";
    AttributedString attrString = new AttributedString(testString);
    AttributedCharacterIterator iter = attrString.getIterator();
    AttributedString attrString2;
    attrString2 = new AttributedString(iter, 2, 7, new AttributedCharacterIterator.Attribute[] {});
    assertEqualString("String must match!", "st st", attrString2);
    attrString2 = new AttributedString(iter, 2, 7, null);
    assertEqualString("String must match!", "st st", attrString2);
}