elementfactory.java

源码包含生成 PDF 和 HTML 的类库

		setRectangleProperties(cell, attributes);
		return cell;
	}

	/**
	 * Creates an Table object based on a list of properties.
	 * @param attributes
	 * @return a Table
	 */
	public static Table getTable(Properties attributes) {
		String value;
		Table table;
		try {

			value = attributes.getProperty(ElementTags.WIDTHS);
			if (value != null) {
				StringTokenizer widthTokens = new StringTokenizer(value, ";");
				ArrayList values = new ArrayList();
				while (widthTokens.hasMoreTokens()) {
					values.add(widthTokens.nextToken());
				}
				table = new Table(values.size());
				float[] widths = new float[table.getColumns()];
				for (int i = 0; i < values.size(); i++) {
					value = (String) values.get(i);
					widths[i] = Float.parseFloat(value + "f");
				}
				table.setWidths(widths);
			} else {
				value = attributes.getProperty(ElementTags.COLUMNS);
				try {
					table = new Table(Integer.parseInt(value));
				} catch (Exception e) {
					table = new Table(1);
				}
			}

			table.setBorder(Table.BOX);
			table.setBorderWidth(1);
			table.getDefaultCell().setBorder(Table.BOX);

			value = attributes.getProperty(ElementTags.LASTHEADERROW);
			if (value != null) {
				table.setLastHeaderRow(Integer.parseInt(value));
			}
			value = attributes.getProperty(ElementTags.ALIGN);
			if (value != null) {
				table.setAlignment(value);
			}
			value = attributes.getProperty(ElementTags.CELLSPACING);
			if (value != null) {
				table.setSpacing(Float.parseFloat(value + "f"));
			}
			value = attributes.getProperty(ElementTags.CELLPADDING);
			if (value != null) {
				table.setPadding(Float.parseFloat(value + "f"));
			}
			value = attributes.getProperty(ElementTags.OFFSET);
			if (value != null) {
				table.setOffset(Float.parseFloat(value + "f"));
			}
			value = attributes.getProperty(ElementTags.WIDTH);
			if (value != null) {
				if (value.endsWith("%"))
					table.setWidth(Float.parseFloat(value.substring(0, value
							.length() - 1)
							+ "f"));
				else {
					table.setWidth(Float.parseFloat(value + "f"));
					table.setLocked(true);
				}
			}
			table.setTableFitsPage(Utilities.checkTrueOrFalse(attributes,
					ElementTags.TABLEFITSPAGE));
			table.setCellsFitPage(Utilities.checkTrueOrFalse(attributes,
					ElementTags.CELLSFITPAGE));
			table.setConvert2pdfptable(Utilities.checkTrueOrFalse(attributes,
					ElementTags.CONVERT2PDFP));

			setRectangleProperties(table, attributes);
			return table;
		} catch (BadElementException e) {
			throw new ExceptionConverter(e);
		}
	}

	/**
	 * Sets some Rectangle properties (for a Cell, Table,...).
	 */
	private static void setRectangleProperties(Rectangle rect,
			Properties attributes) {
		String value;
		value = attributes.getProperty(ElementTags.BORDERWIDTH);
		if (value != null) {
			rect.setBorderWidth(Float.parseFloat(value + "f"));
		}
		int border = 0;
		if (Utilities.checkTrueOrFalse(attributes, ElementTags.LEFT)) {
			border |= Rectangle.LEFT;
		}
		if (Utilities.checkTrueOrFalse(attributes, ElementTags.RIGHT)) {
			border |= Rectangle.RIGHT;
		}
		if (Utilities.checkTrueOrFalse(attributes, ElementTags.TOP)) {
			border |= Rectangle.TOP;
		}
		if (Utilities.checkTrueOrFalse(attributes, ElementTags.BOTTOM)) {
			border |= Rectangle.BOTTOM;
		}
		rect.setBorder(border);

		String r = attributes.getProperty(ElementTags.RED);
		String g = attributes.getProperty(ElementTags.GREEN);
		String b = attributes.getProperty(ElementTags.BLUE);
		if (r != null || g != null || b != null) {
			int red = 0;
			int green = 0;
			int blue = 0;
			if (r != null)
				red = Integer.parseInt(r);
			if (g != null)
				green = Integer.parseInt(g);
			if (b != null)
				blue = Integer.parseInt(b);
			rect.setBorderColor(new Color(red, green, blue));
		} else {
			rect.setBorderColor(Markup.decodeColor(attributes
					.getProperty(ElementTags.BORDERCOLOR)));
		}
		r = (String) attributes.remove(ElementTags.BGRED);
		g = (String) attributes.remove(ElementTags.BGGREEN);
		b = (String) attributes.remove(ElementTags.BGBLUE);
		value = attributes.getProperty(ElementTags.BACKGROUNDCOLOR);
		if (r != null || g != null || b != null) {
			int red = 0;
			int green = 0;
			int blue = 0;
			if (r != null)
				red = Integer.parseInt(r);
			if (g != null)
				green = Integer.parseInt(g);
			if (b != null)
				blue = Integer.parseInt(b);
			rect.setBackgroundColor(new Color(red, green, blue));
		} else if (value != null) {
			rect.setBackgroundColor(Markup.decodeColor(value));
		} else {
			value = attributes.getProperty(ElementTags.GRAYFILL);
			if (value != null) {
				rect.setGrayFill(Float.parseFloat(value + "f"));
			}
		}
	}

	/**
	 * Creates a ChapterAutoNumber object based on a list of properties.
	 * @param attributes
	 * @return a Chapter
	 */
	public static ChapterAutoNumber getChapter(Properties attributes) {
		ChapterAutoNumber chapter = new ChapterAutoNumber("");
		setSectionParameters(chapter, attributes);
		return chapter;
	}

	/**
	 * Creates a Section object based on a list of properties.
	 * @param attributes
	 * @return a Section
	 */
	public static Section getSection(Section parent, Properties attributes) {
		Section section = parent.addSection("");
		setSectionParameters(section, attributes);
		return section;
	}

	/**
	 * Helper method to create a Chapter/Section object.
	 * @param attributes
	 */
	private static void setSectionParameters(Section section,
			Properties attributes) {
		String value;
		value = attributes.getProperty(ElementTags.NUMBERDEPTH);
		if (value != null) {
			section.setNumberDepth(Integer.parseInt(value));
		}
		value = attributes.getProperty(ElementTags.INDENT);
		if (value != null) {
			section.setIndentation(Float.parseFloat(value + "f"));
		}
		value = attributes.getProperty(ElementTags.INDENTATIONLEFT);
		if (value != null) {
			section.setIndentationLeft(Float.parseFloat(value + "f"));
		}
		value = attributes.getProperty(ElementTags.INDENTATIONRIGHT);
		if (value != null) {
			section.setIndentationRight(Float.parseFloat(value + "f"));
		}
	}

	/**
	 * Creates an Image object based on a list of properties.
	 * @param attributes
	 * @return an Image
	 */
	public static Image getImage(Properties attributes)
			throws BadElementException, MalformedURLException, IOException {
		String value;

		value = attributes.getProperty(ElementTags.URL);
		if (value == null)
			throw new MalformedURLException("The URL of the image is missing.");
		Image image = Image.getInstance(value);

		value = attributes.getProperty(ElementTags.ALIGN);
		int align = 0;
		if (value != null) {
			if (ElementTags.ALIGN_LEFT.equalsIgnoreCase(value))
				align |= Image.LEFT;
			else if (ElementTags.ALIGN_RIGHT.equalsIgnoreCase(value))
				align |= Image.RIGHT;
			else if (ElementTags.ALIGN_MIDDLE.equalsIgnoreCase(value))
				align |= Image.MIDDLE;
		}
		if ("true".equalsIgnoreCase(attributes
				.getProperty(ElementTags.UNDERLYING)))
			align |= Image.UNDERLYING;
		if ("true".equalsIgnoreCase(attributes
				.getProperty(ElementTags.TEXTWRAP)))
			align |= Image.TEXTWRAP;
		image.setAlignment(align);

		value = attributes.getProperty(ElementTags.ALT);
		if (value != null) {
			image.setAlt(value);
		}

		String x = attributes.getProperty(ElementTags.ABSOLUTEX);
		String y = attributes.getProperty(ElementTags.ABSOLUTEY);
		if ((x != null) && (y != null)) {
			image.setAbsolutePosition(Float.parseFloat(x + "f"), Float
					.parseFloat(y + "f"));
		}
		value = attributes.getProperty(ElementTags.PLAINWIDTH);
		if (value != null) {
			image.scaleAbsoluteWidth(Float.parseFloat(value + "f"));
		}
		value = attributes.getProperty(ElementTags.PLAINHEIGHT);
		if (value != null) {
			image.scaleAbsoluteHeight(Float.parseFloat(value + "f"));
		}
		value = attributes.getProperty(ElementTags.ROTATION);
		if (value != null) {
			image.setRotation(Float.parseFloat(value + "f"));
		}
		return image;
	}

	/**
	 * Creates an Annotation object based on a list of properties.
	 * @param attributes
	 * @return an Annotation
	 */
	public static Annotation getAnnotation(Properties attributes) {
		float llx = 0, lly = 0, urx = 0, ury = 0;
		String value;

		value = attributes.getProperty(ElementTags.LLX);
		if (value != null) {
			llx = Float.parseFloat(value + "f");
		}
		value = attributes.getProperty(ElementTags.LLY);
		if (value != null) {
			lly = Float.parseFloat(value + "f");
		}
		value = attributes.getProperty(ElementTags.URX);
		if (value != null) {
			urx = Float.parseFloat(value + "f");
		}
		value = attributes.getProperty(ElementTags.URY);
		if (value != null) {
			ury = Float.parseFloat(value + "f");
		}

		String title = attributes.getProperty(ElementTags.TITLE);
		String text = attributes.getProperty(ElementTags.CONTENT);
		if (title != null || text != null) {
			return new Annotation(title, text, llx, lly, urx, ury);
		}
		value = attributes.getProperty(ElementTags.URL);
		if (value != null) {
			return new Annotation(llx, lly, urx, ury, value);
		}
		value = attributes.getProperty(ElementTags.NAMED);
		if (value != null) {
			return new Annotation(llx, lly, urx, ury, Integer.parseInt(value));
		}
		String file = attributes.getProperty(ElementTags.FILE);
		String destination = attributes.getProperty(ElementTags.DESTINATION);
		String page = (String) attributes.remove(ElementTags.PAGE);
		if (file != null) {
			if (destination != null) {
				return new Annotation(llx, lly, urx, ury, file, destination);
			}
			if (page != null) {
				return new Annotation(llx, lly, urx, ury, file, Integer
						.parseInt(page));
			}
		}
		return new Annotation("", "", llx, lly, urx, ury);
	}
}