com.lowagie.text.Utilities Java Examples

/**
 * Gets the width of a range of characters.
 * 
 * @param startIdx the first index to calculate
 * @param lastIdx the last inclusive index to calculate
 * @return the sum of all widths
 */
public float getWidth(int startIdx, int lastIdx) {
	char c = 0;
	char uniC;
	PdfChunk ck = null;
	float width = 0;
	for (; startIdx <= lastIdx; ++startIdx) {
		boolean surrogate = Utilities.isSurrogatePair(text, startIdx);
		if (surrogate) {
			width += detailChunks[startIdx].getCharWidth(Utilities.convertToUtf32(text, startIdx));
			++startIdx;
		} else {
			c = text[startIdx];
			ck = detailChunks[startIdx];
			if (PdfChunk.noPrint(ck.getUnicodeEquivalent(c))) {
				continue;
			}
			width += detailChunks[startIdx].getCharWidth(c);
		}
	}
	return width;
}
 

/** Gets the width of a range of characters.
 * @param startIdx the first index to calculate
 * @param lastIdx the last inclusive index to calculate
 * @return the sum of all widths
 */    
public float getWidth(int startIdx, int lastIdx) {
    char c = 0;
    PdfChunk ck = null;
    float width = 0;
    for (; startIdx <= lastIdx; ++startIdx) {
        boolean surrogate = Utilities.isSurrogatePair(text, startIdx);
        if (surrogate) {
            width += detailChunks[startIdx].getCharWidth(Utilities.convertToUtf32(text, startIdx));
            ++startIdx;
        }
        else {
            c = text[startIdx];
            ck = detailChunks[startIdx];
            if (PdfChunk.noPrint(ck.getUnicodeEquivalent(c)))
                continue;
            width += detailChunks[startIdx].getCharWidth(c);
        }
    }
    return width;
}
 

public Image getImage(String path) {
	try {
		URL url = getClass().getResource(path);
		if (url == null) {
			url = Utilities.toURL(path);
		}
		return Image.getInstance(url);
	} catch (Exception e) { // NOSONAR
		log.warn("could not fetch image", e);
		return null;
	}
}
 

int lengthUtf32() {
	if (!BaseFont.IDENTITY_H.equals(encoding)) {
		return value.length();
	}
	int total = 0;
	int len = value.length();
	for (int k = 0; k < len; ++k) {
		if (Utilities.isSurrogateHigh(value.charAt(k))) {
			++k;
		}
		++total;
	}
	return total;
}
 

/**
 * Creates a Cell object based on a list of properties.
 * @param attributes
 * @return a Cell
 */
public static Cell getCell(Properties attributes) {
	Cell cell = new Cell();
	String value;

	cell.setHorizontalAlignment(attributes
			.getProperty(ElementTags.HORIZONTALALIGN));
	cell.setVerticalAlignment(attributes
			.getProperty(ElementTags.VERTICALALIGN));

	value = attributes.getProperty(ElementTags.WIDTH);
	if (value != null) {
		cell.setWidth(value);
	}
	value = attributes.getProperty(ElementTags.COLSPAN);
	if (value != null) {
		cell.setColspan(Integer.parseInt(value));
	}
	value = attributes.getProperty(ElementTags.ROWSPAN);
	if (value != null) {
		cell.setRowspan(Integer.parseInt(value));
	}
	value = attributes.getProperty(ElementTags.LEADING);
	if (value != null) {
		cell.setLeading(Float.parseFloat(value + "f"));
	}
	cell.setHeader(Utilities.checkTrueOrFalse(attributes,
			ElementTags.HEADER));
	if (Utilities.checkTrueOrFalse(attributes, ElementTags.NOWRAP)) {
		cell.setMaxLines(1);
	}
	setRectangleProperties(cell, attributes);
	return cell;
}
 

int lengthUtf32() {
    if (!BaseFont.IDENTITY_H.equals(encoding))
        return value.length();
    int total = 0;
    int len = value.length();
    for (int k = 0; k < len; ++k) {
        if (Utilities.isSurrogateHigh(value.charAt(k)))
            ++k;
        ++total;
    }
    return total;
}
 

/**
 * Creates a Cell object based on a list of properties.
 * 
 * @param attributes
 * @return a Cell
 */
public static Cell getCell(Properties attributes) {
	Cell cell = new Cell();
	String value;

	cell.setHorizontalAlignment(attributes.getProperty(ElementTags.HORIZONTALALIGN));
	cell.setVerticalAlignment(attributes.getProperty(ElementTags.VERTICALALIGN));

	value = attributes.getProperty(ElementTags.WIDTH);
	if (value != null) {
		cell.setWidth(value);
	}
	value = attributes.getProperty(ElementTags.COLSPAN);
	if (value != null) {
		cell.setColspan(Integer.parseInt(value));
	}
	value = attributes.getProperty(ElementTags.ROWSPAN);
	if (value != null) {
		cell.setRowspan(Integer.parseInt(value));
	}
	value = attributes.getProperty(ElementTags.LEADING);
	if (value != null) {
		cell.setLeading(Float.parseFloat(value + "f"));
	}
	cell.setHeader(Utilities.checkTrueOrFalse(attributes, ElementTags.HEADER));
	if (Utilities.checkTrueOrFalse(attributes, ElementTags.NOWRAP)) {
		cell.setMaxLines(1);
	}
	setRectangleProperties(cell, attributes);
	return cell;
}
 

/**
 * Creates a List object based on a list of properties.
 * 
 * @param attributes
 * @return the List
 */
public static List getList(Properties attributes) {
	List list = new List();

	list.setNumbered(Utilities.checkTrueOrFalse(attributes, ElementTags.NUMBERED));
	list.setLettered(Utilities.checkTrueOrFalse(attributes, ElementTags.LETTERED));
	list.setLowercase(Utilities.checkTrueOrFalse(attributes, ElementTags.LOWERCASE));
	list.setAutoindent(Utilities.checkTrueOrFalse(attributes, ElementTags.AUTO_INDENT_ITEMS));
	list.setAlignindent(Utilities.checkTrueOrFalse(attributes, ElementTags.ALIGN_INDENTATION_ITEMS));

	String value;

	value = attributes.getProperty(ElementTags.FIRST);
	if (value != null) {
		char character = value.charAt(0);
		if (Character.isLetter(character)) {
			list.setFirst(character);
		} else {
			list.setFirst(Integer.parseInt(value));
		}
	}

	value = attributes.getProperty(ElementTags.LISTSYMBOL);
	if (value != null) {
		list.setListSymbol(new Chunk(value, FontFactory.getFont(attributes)));
	}

	value = attributes.getProperty(ElementTags.INDENTATIONLEFT);
	if (value != null) {
		list.setIndentationLeft(Float.parseFloat(value + "f"));
	}

	value = attributes.getProperty(ElementTags.INDENTATIONRIGHT);
	if (value != null) {
		list.setIndentationRight(Float.parseFloat(value + "f"));
	}

	value = attributes.getProperty(ElementTags.SYMBOLINDENT);
	if (value != null) {
		list.setSymbolIndent(Float.parseFloat(value));
	}

	return list;
}
 

public void skip(int len) throws IOException{
    length += len;
    Utilities.skip(in, len);
}
 

public void skip(int len) throws IOException{
    length += len;
    Utilities.skip(in, len);
}
 

/**
 * Creates a List object based on a list of properties.
 * @param attributes
 * @return the List
 */
public static List getList(Properties attributes) {
	List list = new List();

	list.setNumbered(Utilities.checkTrueOrFalse(attributes,
			ElementTags.NUMBERED));
	list.setLettered(Utilities.checkTrueOrFalse(attributes,
			ElementTags.LETTERED));
	list.setLowercase(Utilities.checkTrueOrFalse(attributes,
			ElementTags.LOWERCASE));
	list.setAutoindent(Utilities.checkTrueOrFalse(attributes,
			ElementTags.AUTO_INDENT_ITEMS));
	list.setAlignindent(Utilities.checkTrueOrFalse(attributes,
			ElementTags.ALIGN_INDENTATION_ITEMS));

	String value;

	value = attributes.getProperty(ElementTags.FIRST);
	if (value != null) {
		char character = value.charAt(0);
		if (Character.isLetter(character)) {
			list.setFirst(character);
		} else {
			list.setFirst(Integer.parseInt(value));
		}
	}

	value = attributes.getProperty(ElementTags.LISTSYMBOL);
	if (value != null) {
		list
				.setListSymbol(new Chunk(value, FontFactory
						.getFont(attributes)));
	}

	value = attributes.getProperty(ElementTags.INDENTATIONLEFT);
	if (value != null) {
		list.setIndentationLeft(Float.parseFloat(value + "f"));
	}

	value = attributes.getProperty(ElementTags.INDENTATIONRIGHT);
	if (value != null) {
		list.setIndentationRight(Float.parseFloat(value + "f"));
	}

	value = attributes.getProperty(ElementTags.SYMBOLINDENT);
	if (value != null) {
		list.setSymbolIndent(Float.parseFloat(value));
	}

	return list;
}
 

/** Reads a PNG from a file.
 * @param file the file
 * @throws IOException on error
 * @return the image
 */    
public static Image getImage(String file) throws IOException {
    return getImage(Utilities.toURL(file));
}
 

/** Reads a BMP from a file.
 * @param file the file
 * @throws IOException on error
 * @return the image
 */    
public static Image getImage(String file) throws IOException {
    return getImage(Utilities.toURL(file));
}
 

/** Reads gif images from a file.
 * @param file the file
 * @throws IOException on error
 */    
public GifImage(String file) throws IOException {
    this(Utilities.toURL(file));
}
 

/** Reads a PNG from a file.
 * @param file the file
 * @throws IOException on error
 * @return the image
 */    
public static Image getImage(String file) throws IOException {
    return getImage(Utilities.toURL(file));
}
 

/**
 * Reads gif images from a file.
 * 
 * @param file the file
 * @throws IOException on error
 */
public GifImage(String file) throws IOException {
	this(Utilities.toURL(file));
}
 

/**
 * Reads a BMP from a file.
 * 
 * @param file the file
 * @throws IOException on error
 * @return the image
 */
public static Image getImage(String file) throws IOException {
	return getImage(Utilities.toURL(file));
}