private synchronized void addLines() {
AttributedString aText = prepareAttributedString();
AttributedCharacterIterator styledTextIterator = aText.getIterator();
List<Integer> newlineLocations = getNewlineLocations(styledTextIterator);
LineBreakMeasurer lbm = new LineBreakMeasurer(styledTextIterator, getRenderContext());
float width = (float) consumableArea.width;
if (width <= 0) return;
TextLayout layout;
int startOfNextLayout;
int currentLine = 0;
int endIndex = styledTextIterator.getEndIndex();
do {
if (currentLine < newlineLocations.size())
startOfNextLayout = newlineLocations.get(currentLine) + 1;
else startOfNextLayout = endIndex + 1;
layout = lbm.nextLayout(width, startOfNextLayout, false);
lines.add(layout);
if (lbm.getPosition() == startOfNextLayout) currentLine += 1;
} while (layout != null && lbm.getPosition() < endIndex);
}
/**
* Calculates the layout.
*
* @param fontRenderContext the FontRenderContext
* @param font the Font
* @param text the text
* @param layoutWidth the width of the layout area
* @return the layout result
*/
public MultilineLayout calculateLayout(
FontRenderContext fontRenderContext, Font font, String text, double layoutWidth) {
// Layout multiline text
MultilineLayout result = new MultilineLayout();
if (text == null || text.isEmpty()) return result;
Map<TextAttribute, Object> styleMap = new HashMap<TextAttribute, Object>();
styleMap.put(TextAttribute.FONT, font);
String[] textlines = text.split("\n");
double height = 0;
for (String textline : textlines) {
AttributedString attribText = new AttributedString(textline, styleMap);
AttributedCharacterIterator iter = attribText.getIterator();
int textStart = iter.getBeginIndex();
int textEnd = iter.getEndIndex();
LineBreakMeasurer measurer = new LineBreakMeasurer(iter, fontRenderContext);
measurer.setPosition(textStart);
while (measurer.getPosition() < textEnd) {
TextLayout line = measurer.nextLayout((float) layoutWidth);
result.addLine(line);
height += (line.getAscent() + line.getDescent() + line.getLeading());
}
}
result.setSize(layoutWidth, height);
return result;
}
/**
* 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<LineInfo> getLines(Graphics2D g2d) {
if (font != g2d.getFont()) {
setFont(g2d.getFont());
invalidText = true;
}
if (invalidText) {
styledText = new AttributedString(plainText);
setFont(font);
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) {
// 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 LineInfo(nbrLines, layout, charssofar, layout.getCharacterCount(), yposinpara));
charssofar += layout.getCharacterCount();
yposinpara += lh;
nbrLines++;
}
}
invalidLayout = false;
}
return linesInfo;
}
// counts lines
public static int countLines(JTextArea textArea) {
AttributedString text = new AttributedString(textArea.getText());
FontRenderContext frc = textArea.getFontMetrics(textArea.getFont()).getFontRenderContext();
int lines = 0;
if (!textArea.getText().equals("")) {
AttributedCharacterIterator charIt = text.getIterator();
LineBreakMeasurer lineMeasurer = new LineBreakMeasurer(charIt, frc);
float formatWidth = (float) textArea.getSize().width;
lineMeasurer.setPosition(charIt.getBeginIndex());
while (lineMeasurer.getPosition() < charIt.getEndIndex()) {
lineMeasurer.nextLayout(formatWidth);
lines++;
}
for (int i = 0; i < textArea.getText().length(); i++) {
if (textArea.getText().charAt(i) == '\r' || textArea.getText().charAt(i) == '\n') lines++;
}
} else {
lines = 1;
}
return lines;
}
protected void drawMultilineText(String text, int x, int y, int boxWidth, int boxHeight) {
int availableHeight = boxHeight - ICON_SIZE - ICON_PADDING;
// Create an attributed string based in input text
AttributedString attributedString = new AttributedString(text);
attributedString.addAttribute(TextAttribute.FONT, g.getFont());
attributedString.addAttribute(TextAttribute.FOREGROUND, Color.black);
AttributedCharacterIterator characterIterator = attributedString.getIterator();
int width = boxWidth - (2 * TEXT_PADDING);
int currentHeight = 0;
// Prepare a list of lines of text we'll be drawing
List<TextLayout> layouts = new ArrayList<TextLayout>();
String lastLine = null;
LineBreakMeasurer measurer = new LineBreakMeasurer(characterIterator, g.getFontRenderContext());
TextLayout layout = null;
while (measurer.getPosition() < characterIterator.getEndIndex()
&& currentHeight <= availableHeight) {
int previousPosition = measurer.getPosition();
// Request next layout
layout = measurer.nextLayout(width);
int height =
((Float) (layout.getDescent() + layout.getAscent() + layout.getLeading())).intValue();
if (currentHeight + height > availableHeight) {
// The line we're about to add should NOT be added anymore, append three dots to previous
// one instead
// to indicate more text is truncated
layouts.remove(layouts.size() - 1);
if (lastLine.length() >= 4) {
lastLine = lastLine.substring(0, lastLine.length() - 4) + "...";
}
layouts.add(new TextLayout(lastLine, g.getFont(), g.getFontRenderContext()));
} else {
layouts.add(layout);
lastLine = text.substring(previousPosition, measurer.getPosition());
currentHeight += height;
}
}
int currentY = y + ICON_SIZE + ((availableHeight - currentHeight) / 2);
int currentX = 0;
// Actually draw the lines
for (TextLayout textLayout : layouts) {
currentY += textLayout.getAscent();
currentX =
TEXT_PADDING
+ x
+ ((width - ((Double) textLayout.getBounds().getWidth()).intValue()) / 2);
textLayout.draw(g, currentX, currentY);
currentY += textLayout.getDescent() + textLayout.getLeading();
}
}
public void draw(final Graphics2D graphics2D, final Rectangle2D bounds) {
Graphics2D g = (Graphics2D) graphics2D.create();
g.setColor((Color) styleSheet.getStyleProperty(ElementStyleKeys.PAINT, Color.BLACK));
if (styleSheet.getBooleanStyleProperty(ElementStyleKeys.DRAW_SHAPE)) {
g.draw(bounds);
}
if (styleSheet.getBooleanStyleProperty(ElementStyleKeys.FILL_SHAPE)) {
Graphics2D g2 = (Graphics2D) g.create();
Color fillColor =
(Color) styleSheet.getStyleProperty(ElementStyleKeys.FILL_COLOR, Color.WHITE);
g2.setColor(fillColor);
g2.fill(bounds);
g2.dispose();
}
if (vectorImageBackground != null) {
Graphics2D g2 = (Graphics2D) g.create();
vectorImageBackground.draw(g2, bounds);
g2.dispose();
}
if (rasterImageBackground != null) {
Graphics2D g2 = (Graphics2D) g.create();
Image image = rasterImageBackground.getImage();
WaitingImageObserver obs = new WaitingImageObserver(image);
obs.waitImageLoaded();
g.setColor(Color.WHITE);
g.setBackground(Color.WHITE);
while (g2.drawImage(
image,
(int) bounds.getX(),
(int) bounds.getY(),
(int) bounds.getWidth(),
(int) bounds.getHeight(),
null)
== false) {
obs.waitImageLoaded();
if (obs.isError()) {
logger.warn("Error while loading the image during the rendering.");
break;
}
}
g2.dispose();
}
if (StringUtils.isEmpty(textToPrint) == false) {
AttributedCharacterIterator paragraph = new AttributedString(textToPrint).getIterator();
int paragraphStart = paragraph.getBeginIndex();
int paragraphEnd = paragraph.getEndIndex();
FontRenderContext frc = g.getFontRenderContext();
LineBreakMeasurer lineMeasurer = new LineBreakMeasurer(paragraph, frc);
float breakWidth = (float) bounds.getWidth();
float drawPosY = 0;
// Set position to the index of the first character in the paragraph.
lineMeasurer.setPosition(paragraphStart);
while (lineMeasurer.getPosition() < paragraphEnd) {
TextLayout layout = lineMeasurer.nextLayout(breakWidth).getJustifiedLayout(breakWidth);
float drawPosX = layout.isLeftToRight() ? 0 : breakWidth - layout.getAdvance();
drawPosY += layout.getAscent();
layout.draw(g, drawPosX, drawPosY);
drawPosY += layout.getDescent() + layout.getLeading();
}
}
}
public int print(Graphics g, PageFormat pageFormat, int page) throws PrinterException {
// Define the origin of the printArea
double printAreaX = pageFormat.getImageableX();
double printAreaY = pageFormat.getImageableY();
// Measures the size of strings
FontMetrics metrics = g.getFontMetrics(fnt);
// Parameters for the layout
// Dynamic variable to measure the y-position of each line
int intMeasureY = 0;
// Others
int intMarginLeft = Integer.valueOf((int) Math.round(printAreaX * LMARGINRATIO));
int intSpace = Integer.valueOf((int) Math.round(metrics.getHeight() * SPACERATIO));
int intDefaultHeight = metrics.getHeight();
int intPageWidth = Integer.valueOf((int) Math.round(pageFormat.getImageableWidth()));
int pageHeight = Integer.valueOf((int) Math.round(pageFormat.getImageableHeight()));
metrics = g.getFontMetrics(fntTitle);
int intSpaceBig = metrics.getHeight();
// Graphics object to draw lines etc.
Graphics2D g2d;
Line2D.Double line = new Line2D.Double();
// Set colour to black
g.setColor(Color.black);
// Validate the number of pages
// Create a graphic2D object a set the default parameters
g2d = (Graphics2D) g;
g2d.setColor(Color.black);
// Translate the origin to be (0,0)
// Note: Imageable includes already margins for Headers and Footers
g2d.translate(printAreaX, printAreaY);
// -- (1) Print the line on the left side
line.setLine(0, 0, 0, pageFormat.getHeight() + 500);
g2d.draw(line);
// -- (2) Print the physicians attributes
g.setFont(fntBold);
// Measure String height to start drawing at the right place
metrics = g.getFontMetrics(fntBold);
intMeasureY += metrics.getHeight();
g.drawString(
ph.getTitle() + " " + ph.getFirstname() + " " + ph.getLastname(),
intMarginLeft,
intMeasureY);
// Set font to default
g.setFont(fnt);
// Measure the x-position (Page-Width - length of string)
metrics = g.getFontMetrics(fnt);
// Draw the date
g.drawString(rp.getDate(), intPageWidth - metrics.stringWidth(rp.getDate()), intMeasureY);
intMeasureY += metrics.getHeight();
// Draw strings of Address, Phone and insurance information
g.drawString(ph.getSpecialty1(), intMarginLeft, intMeasureY);
if (ph.getSpecialty2().length() > 0) {
intMeasureY += intDefaultHeight;
g.drawString(ph.getSpecialty2(), intMarginLeft, intMeasureY);
}
intMeasureY += intSpace;
g.drawString(ph.getStreet() + " " + ph.getPostbox(), intMarginLeft, intMeasureY);
intMeasureY += intDefaultHeight;
g.drawString(ph.getZip() + " " + ph.getCity(), intMarginLeft, intMeasureY);
intMeasureY += intSpace;
// Measure the label strings to align the phone and fax numbers
int phoneWidth = metrics.stringWidth(PHONE);
if (metrics.stringWidth(PHONE) < metrics.stringWidth(FAX) && ph.getFax().length() > 0)
phoneWidth = metrics.stringWidth(FAX);
g.drawString(PHONE, intMarginLeft, intMeasureY);
g.drawString(ph.getPhone(), intMarginLeft + phoneWidth, intMeasureY);
if (ph.getFax().length() > 0) {
intMeasureY += intDefaultHeight;
g.drawString(FAX, intMarginLeft, intMeasureY);
g.drawString(ph.getFax(), intMarginLeft + phoneWidth, intMeasureY);
}
intMeasureY += intSpace;
// Measure the label strings to align the ZSR and EAN identifiers
int EANWidth = metrics.stringWidth(ZSR);
if (metrics.stringWidth(ZSR) < metrics.stringWidth(EAN) && ph.getGlnid().length() > 0)
EANWidth = metrics.stringWidth(EAN);
g.drawString(ZSR, intMarginLeft, intMeasureY);
g.drawString(ph.getZsrid(), intMarginLeft + EANWidth, intMeasureY);
if (ph.getGlnid().length() > 0) {
intMeasureY += intDefaultHeight;
g.drawString(EAN, intMarginLeft, intMeasureY);
g.drawString(ph.getGlnid(), intMarginLeft + EANWidth, intMeasureY);
}
intMeasureY += intSpaceBig;
// -- (3) Print the line
line.setLine(intMarginLeft, intMeasureY, pageFormat.getWidth(), intMeasureY);
g2d.draw(line);
intMeasureY += intSpaceBig + intSpace;
// -- (4) Title
g.setFont(fntTitle);
g.drawString(TITLE, intMarginLeft, intMeasureY);
intMeasureY += intSpaceBig + intDefaultHeight;
// -- (5) Patient
g.setFont(fntBold);
g.drawString(pat.getName() + " " + pat.getVorname(), intMarginLeft, intMeasureY);
metrics = g.getFontMetrics(fntBold);
int xPat = intMarginLeft + metrics.stringWidth(pat.getName() + " " + pat.getVorname());
g.setFont(fnt);
g.drawString(", " + BORN + pat.getGeburtsdatum(), xPat, intMeasureY);
intMeasureY += intSpaceBig + intSpace;
// -- (6) Products
LineBreakMeasurer lineBreakMeasurer;
int intstart, intend;
Hashtable hash = new Hashtable();
// Print all the items
for (int i = this.firstProd; i <= lastProd; i = i + 1) {
ch.elexis.data.Prescription actualLine = rp.getLines().get(i);
Artikel article = actualLine.getArtikel();
AttributedString attributedString = new AttributedString("1x " + article.getLabel(), hash);
attributedString.addAttribute(TextAttribute.FONT, fntBold);
g2d.setFont(fntBold);
FontRenderContext frc = g2d.getFontRenderContext();
AttributedCharacterIterator attributedCharacterIterator = attributedString.getIterator();
intstart = attributedCharacterIterator.getBeginIndex();
intend = attributedCharacterIterator.getEndIndex();
lineBreakMeasurer = new LineBreakMeasurer(attributedCharacterIterator, frc);
float width = (float) intPageWidth - intMarginLeft;
int X = intMarginLeft;
lineBreakMeasurer.setPosition(intstart);
// Create TextLayout accordingly and draw it
while (lineBreakMeasurer.getPosition() < intend) {
TextLayout textLayout = lineBreakMeasurer.nextLayout(width);
intMeasureY += textLayout.getAscent();
X = intMarginLeft;
textLayout.draw(g2d, X, intMeasureY);
intMeasureY += textLayout.getDescent() + textLayout.getLeading();
}
// Draw the label
String label = actualLine.getBemerkung();
if (actualLine.getDosis().length() > 0) {
label = actualLine.getDosis() + ", " + label;
}
// If there is no label specified, go to the next iterations
if (label.length() == 0) {
intMeasureY += intSpaceBig * 2;
continue;
}
attributedString = new AttributedString(label, hash);
attributedString.addAttribute(TextAttribute.FONT, fnt);
g2d.setFont(fnt);
frc = g2d.getFontRenderContext();
attributedCharacterIterator = attributedString.getIterator();
intstart = attributedCharacterIterator.getBeginIndex();
intend = attributedCharacterIterator.getEndIndex();
lineBreakMeasurer = new LineBreakMeasurer(attributedCharacterIterator, frc);
lineBreakMeasurer.setPosition(intstart);
// Create TextLayout accordingly and draw it
while (lineBreakMeasurer.getPosition() < intend) {
// Extra code to determine line breaks in the string --> go on new line, if there is one
int next = lineBreakMeasurer.nextOffset(width);
int limit = next;
if (limit <= label.length()) {
for (int k = lineBreakMeasurer.getPosition(); k < next; ++k) {
char c = label.charAt(k);
if (c == '\n') {
limit = k + 1;
break;
}
}
}
TextLayout textLayout = lineBreakMeasurer.nextLayout(width, limit, false);
intMeasureY += textLayout.getAscent();
X = intMarginLeft;
textLayout.draw(g2d, X, intMeasureY);
intMeasureY += textLayout.getDescent() + textLayout.getLeading();
}
intMeasureY += intSpaceBig * 2;
}
// (7) Draw now the Footer:
// Create the barcodes
Barcode bc = new Barcode();
this.imgCode128 = bc.getCode128(presID);
this.imgQRCode = bc.getQRCode(QRCode);
// (a) Code 128 with decoded String
g.setFont(fntBold);
metrics = g.getFontMetrics(fntBold);
int xPrescId =
intPageWidth
- Code128Width
+ Integer.valueOf(
(int) Math.round((Code128Width - metrics.stringWidth(this.presID)) / 2));
g.drawString(this.presID, xPrescId, pageHeight);
g.drawImage(
imgCode128,
intPageWidth - Code128Width,
pageHeight - Code128Height - intDefaultHeight,
Code128Width,
Code128Height,
null);
// (b) QR-Code
g.drawImage(
imgQRCode, intMarginLeft, pageHeight - QRCodeBorder, QRCodeBorder, QRCodeBorder, null);
// (c) Promotion-String
g.setColor(Color.gray);
metrics = g.getFontMetrics(fntItalic);
g.setFont(fntItalic);
g.drawString(
PROMO,
Integer.valueOf(
(int) Math.round((intMarginLeft + (QRCodeBorder - metrics.stringWidth(PROMO)) / 2))),
pageHeight);
// set to default
g.setColor(Color.black);
g.setFont(fnt);
// (8) Return, that this page exists and thus will be rendered and printed
return (PAGE_EXISTS);
}
