PDFPage currentPage;
PDFColor currentColor;
-
+
/** true if a TJ command is left to be written */
boolean textOpen = false;
/** reusable word area string buffer to reduce memory usage */
private StringBuffer _wordAreaPDF = new StringBuffer();
-
+
/**
* create the PDF renderer
*/
}
/**
- * set the PDF document's producer
- *
- * @param producer string indicating application producing PDF
- */
+ * set the PDF document's producer
+ *
+ * @param producer string indicating application producing PDF
+ */
public void setProducer(String producer) {
this.pdfDoc.setProducer(producer);
}
/**
- * render the areas into PDF
- *
- * @param areaTree the laid-out area tree
- * @param stream the OutputStream to write the PDF to
- */
+ * render the areas into PDF
+ *
+ * @param areaTree the laid-out area tree
+ * @param stream the OutputStream to write the PDF to
+ */
public void render(AreaTree areaTree,
OutputStream stream) throws IOException, FOPException {
MessageHandler.logln("rendering areas to PDF");
}
/**
- * add a line to the current stream
- *
- * @param x1 the start x location in millipoints
- * @param y1 the start y location in millipoints
- * @param x2 the end x location in millipoints
- * @param y2 the end y location in millipoints
- * @param th the thickness in millipoints
- * @param r the red component
- * @param g the green component
- * @param b the blue component
- */
+ * add a line to the current stream
+ *
+ * @param x1 the start x location in millipoints
+ * @param y1 the start y location in millipoints
+ * @param x2 the end x location in millipoints
+ * @param y2 the end y location in millipoints
+ * @param th the thickness in millipoints
+ * @param r the red component
+ * @param g the green component
+ * @param b the blue component
+ */
protected void addLine(int x1, int y1, int x2, int y2, int th,
PDFPathPaint stroke) {
closeText();
}
/**
- * add a line to the current stream
- *
- * @param x1 the start x location in millipoints
- * @param y1 the start y location in millipoints
- * @param x2 the end x location in millipoints
- * @param y2 the end y location in millipoints
- * @param th the thickness in millipoints
- * @param rs the rule style
- * @param r the red component
- * @param g the green component
- * @param b the blue component
- */
+ * add a line to the current stream
+ *
+ * @param x1 the start x location in millipoints
+ * @param y1 the start y location in millipoints
+ * @param x2 the end x location in millipoints
+ * @param y2 the end y location in millipoints
+ * @param th the thickness in millipoints
+ * @param rs the rule style
+ * @param r the red component
+ * @param g the green component
+ * @param b the blue component
+ */
protected void addLine(int x1, int y1, int x2, int y2, int th,
int rs, PDFPathPaint stroke) {
closeText();
}
/**
- * add a rectangle to the current stream
- *
- * @param x the x position of left edge in millipoints
- * @param y the y position of top edge in millipoints
- * @param w the width in millipoints
- * @param h the height in millipoints
- * @param stroke the stroke color/gradient
- */
+ * add a rectangle to the current stream
+ *
+ * @param x the x position of left edge in millipoints
+ * @param y the y position of top edge in millipoints
+ * @param w the width in millipoints
+ * @param h the height in millipoints
+ * @param stroke the stroke color/gradient
+ */
protected void addRect(int x, int y, int w, int h,
PDFPathPaint stroke) {
closeText();
}
/**
- * add a filled rectangle to the current stream
- *
- * @param x the x position of left edge in millipoints
- * @param y the y position of top edge in millipoints
- * @param w the width in millipoints
- * @param h the height in millipoints
- * @param fill the fill color/gradient
- * @param stroke the stroke color/gradient
- */
+ * add a filled rectangle to the current stream
+ *
+ * @param x the x position of left edge in millipoints
+ * @param y the y position of top edge in millipoints
+ * @param w the width in millipoints
+ * @param h the height in millipoints
+ * @param fill the fill color/gradient
+ * @param stroke the stroke color/gradient
+ */
protected void addRect(int x, int y, int w, int h,
PDFPathPaint stroke, PDFPathPaint fill) {
closeText();
}
/**
- * render image area to PDF
- *
- * @param area the image area to render
- */
+ * render image area to PDF
+ *
+ * @param area the image area to render
+ */
public void renderImageArea(ImageArea area) {
// adapted from contribution by BoBoGi
int x = this.currentAreaContainerXPosition + area.getXOffset();
}
/**
- * render SVG area to PDF
- *
- * @param area the SVG area to render
- */
+ * render SVG area to PDF
+ *
+ * @param area the SVG area to render
+ */
public void renderSVGArea(SVGArea area) {
// place at the current instream offset
int x = this.currentXPosition;
- // Buggy: Method getXOffset() not found in class org.apache.fop.dom.svg.SVGArea
- //int x = this.currentAreaContainerXPosition + area.getXOffset();
int y = this.currentYPosition;
SVGSVGElement svg = area.getSVGDocument().getRootElement();
int w = (int)(svg.getWidth().getBaseVal().getValue() * 1000);
float sx = 1, sy = -1;
int xOffset = x, yOffset = y;
- // translate and scale according to viewbox.
- if (svg.getViewBox () != null) {
- SVGRect view = svg.getViewBox().getBaseVal();
-
- // TODO take aspect constraints (attribute preserveAspectRatio)
- // into account.
- // Viewbox coordinates are all relative to the viewport
- // (ie. the x,y,w and h values calculated above).
- sx = svg.getWidth().getBaseVal().getValue() / view.getWidth ();
- sy = svg.getHeight().getBaseVal().getValue() /
- view.getHeight ();
-
- // move the origin
- xOffset -= (int)(sx * view.getX () * 1000f);
- yOffset -= (int)(sy * view.getY () * 1000f);
-
- sy = -sy;
- }
-
/*
- * Clip to the svg area.
- * Note: To have the svg overlay (under) a text area then use
- * an fo:block-container
- */
+ * Clip to the svg area.
+ * Note: To have the svg overlay (under) a text area then use
+ * an fo:block-container
+ */
currentStream.add("q\n");
if (w != 0 && h != 0) {
currentStream.add(x / 1000f + " " + y / 1000f + " m\n");
}
// transform so that the coordinates (0,0) is from the top left
// and positive is down and to the right. (0,0) is where the
- // viewBox puts it.
- currentStream.add(sx + " 0 0 " + sy + " " +
- xOffset / 1000f + " " + yOffset / 1000f + " cm\n");
+ // viewBox puts it.
+ currentStream.add(sx + " 0 0 " + sy + " " + xOffset / 1000f +
+ " " + yOffset / 1000f + " cm\n");
SVGDocument doc = area.getSVGDocument();
GraphicsNodeRenderContext rc = getRenderContext();
BridgeContext ctx = new BridgeContext(userAgent, rc);
GraphicsNode root;
- //System.out.println("creating PDFGraphics2D");
- PDFGraphics2D graphics = new PDFGraphics2D(true, area.getFontState(), pdfDoc,
- currentFontName, currentFontSize, currentXPosition,
- currentYPosition);
- graphics.setGraphicContext(new org.apache.batik.ext.awt.g2d.GraphicContext());
+ //System.out.println("creating PDFGraphics2D");
+ PDFGraphics2D graphics =
+ new PDFGraphics2D(true, area.getFontState(), pdfDoc,
+ currentFontName, currentFontSize, currentXPosition,
+ currentYPosition);
+ graphics.setGraphicContext(
+ new org.apache.batik.ext.awt.g2d.GraphicContext());
graphics.setRenderingHints(rc.getRenderingHints());
try {
root = builder.build(ctx, doc);
root.paint(graphics, rc);
currentStream.add(graphics.getString());
- } catch(Exception e) {
+ } catch (Exception e) {
e.printStackTrace();
}
if (nodeRenderContext == null) {
RenderingHints hints = new RenderingHints(null);
hints.put(RenderingHints.KEY_ANTIALIASING,
- RenderingHints.VALUE_ANTIALIAS_ON);
+ RenderingHints.VALUE_ANTIALIAS_ON);
hints.put(RenderingHints.KEY_INTERPOLATION,
- RenderingHints.VALUE_INTERPOLATION_BILINEAR);
+ RenderingHints.VALUE_INTERPOLATION_BILINEAR);
FontRenderContext fontRenderContext =
- new FontRenderContext(new AffineTransform(), true, true);
+ new FontRenderContext(new AffineTransform(), true,
+ true);
TextPainter textPainter = new StrokingTextPainter();
GraphicsNodeRableFactory gnrFactory =
- new ConcreteGraphicsNodeRableFactory();
-
- nodeRenderContext =
- new GraphicsNodeRenderContext(new AffineTransform(),
- null,
- hints,
- fontRenderContext,
- textPainter,
- gnrFactory);
- nodeRenderContext.setTextPainter(textPainter);
- }
+ new ConcreteGraphicsNodeRableFactory();
+
+ nodeRenderContext = new GraphicsNodeRenderContext(
+ new AffineTransform(), null, hints,
+ fontRenderContext, textPainter, gnrFactory);
+ nodeRenderContext.setTextPainter(textPainter);
+ }
return nodeRenderContext;
}
/**
- * render inline area to PDF
- *
- * @param area inline area to render
- */
+ * render inline area to PDF
+ *
+ * @param area inline area to render
+ */
public void renderWordArea(WordArea area) {
- synchronized (_wordAreaPDF) {
- StringBuffer pdf = _wordAreaPDF;
- pdf.setLength(0);
-
- Hashtable kerning = null;
- boolean kerningAvailable = false;
-
- kerning = area.getFontState().getKerning();
- if (kerning != null && !kerning.isEmpty()) {
- kerningAvailable = true;
- }
-
- String name = area.getFontState().getFontName();
- int size = area.getFontState().getFontSize();
-
- // This assumes that *all* CIDFonts use a /ToUnicode mapping
- boolean useMultiByte = false;
- Font f = (Font) area.getFontState().getFontInfo().getFonts().get(
- name);
- if (f instanceof CIDFont)
- useMultiByte = true;
- //String startText = useMultiByte ? "<FEFF" : "(";
- String startText = useMultiByte ? "<" : "(";
- String endText = useMultiByte ? "> " : ") ";
-
- if ((!name.equals(this.currentFontName)) ||
- (size != this.currentFontSize)) {
- closeText();
-
- this.currentFontName = name;
- this.currentFontSize = size;
- pdf = pdf.append("/" + name + " " + (size / 1000) + " Tf\n");
- }
-
- PDFColor areaColor = null;
- if (this.currentFill instanceof PDFColor) {
- areaColor = (PDFColor)this.currentFill;
- }
-
- if (areaColor == null ||
- areaColor.red() != (double)area.getRed() ||
- areaColor.green() != (double)area.getGreen() ||
- areaColor.blue() != (double)area.getBlue()) {
-
- areaColor = new PDFColor((double) area.getRed(),
- (double) area.getGreen(),
- (double) area.getBlue());
-
-
- closeText();
- this.currentFill = areaColor;
- pdf.append(this.currentFill.getColorSpaceOut(true));
- }
-
-
- int rx = this.currentXPosition;
- int bl = this.currentYPosition;
-
- addWordLines(area, rx, bl, size, areaColor);
-
-
- if (!textOpen || bl != prevWordY) {
- closeText();
-
- pdf.append("1 0 0 1 " +(rx / 1000f) + " " +
- (bl / 1000f) + " Tm [" + startText);
- prevWordY = bl;
- textOpen = true;
- } else {
- // express the space between words in thousandths of an em
- int space = prevWordX - rx + prevWordWidth;
- float emDiff =
- (float) space / (float) currentFontSize * 1000f;
- pdf.append(Float.toString(emDiff));
- pdf.append(" ");
- pdf.append(startText);
- }
- prevWordWidth = area.getContentWidth();
- prevWordX = rx;
-
-
- String s;
- if (area.getPageNumberID() != null) { // this text is a page number, so resolve it
- s = idReferences.getPageNumber(area.getPageNumberID());
- if (s == null) {
- s = "";
- }
- } else {
- s = area.getText();
- }
-
- int l = s.length();
-
- for (int i = 0; i < l; i++) {
- char ch = s.charAt(i);
-
- if (!useMultiByte) {
- if (ch > 127) {
- pdf.append("\\");
- pdf.append(Integer.toOctalString((int) ch));
-
- } else {
- switch (ch) {
- case '(':
- case ')':
- case '\\':
- pdf.append("\\");
- break;
- }
- pdf.append(ch);
- }
- }
- else {
- pdf.append(getUnicodeString(ch));
- }
-
- if (kerningAvailable && (i + 1) < l) {
- addKerning(pdf, (new Integer((int) ch)),
- (new Integer((int) s.charAt(i + 1))), kerning,
- startText, endText);
- }
-
- }
- pdf.append(endText);
-
- currentStream.add(pdf.toString());
-
- this.currentXPosition += area.getContentWidth();
-
- }
+ synchronized (_wordAreaPDF) {
+ StringBuffer pdf = _wordAreaPDF;
+ pdf.setLength(0);
+
+ Hashtable kerning = null;
+ boolean kerningAvailable = false;
+
+ kerning = area.getFontState().getKerning();
+ if (kerning != null && !kerning.isEmpty()) {
+ kerningAvailable = true;
+ }
+
+ String name = area.getFontState().getFontName();
+ int size = area.getFontState().getFontSize();
+
+ // This assumes that *all* CIDFonts use a /ToUnicode mapping
+ boolean useMultiByte = false;
+ Font f = (Font) area.getFontState().getFontInfo().getFonts().
+ get(name);
+ if (f instanceof CIDFont)
+ useMultiByte = true;
+ //String startText = useMultiByte ? "<FEFF" : "(";
+ String startText = useMultiByte ? "<" : "(";
+ String endText = useMultiByte ? "> " : ") ";
+
+ if ((!name.equals(this.currentFontName)) ||
+ (size != this.currentFontSize)) {
+ closeText();
+
+ this.currentFontName = name;
+ this.currentFontSize = size;
+ pdf = pdf.append("/" + name + " " + (size / 1000) + " Tf\n");
+ }
+
+ PDFColor areaColor = null;
+ if (this.currentFill instanceof PDFColor) {
+ areaColor = (PDFColor) this.currentFill;
+ }
+
+ if (areaColor == null ||
+ areaColor.red() != (double) area.getRed() ||
+ areaColor.green() != (double) area.getGreen() ||
+ areaColor.blue() != (double) area.getBlue()) {
+
+ areaColor = new PDFColor((double) area.getRed(),
+ (double) area.getGreen(), (double) area.getBlue());
+
+
+ closeText();
+ this.currentFill = areaColor;
+ pdf.append(this.currentFill.getColorSpaceOut(true));
+ }
+
+
+ int rx = this.currentXPosition;
+ int bl = this.currentYPosition;
+
+ addWordLines(area, rx, bl, size, areaColor);
+
+
+ if (!textOpen || bl != prevWordY) {
+ closeText();
+
+ pdf.append("1 0 0 1 " +(rx / 1000f) + " " +
+ (bl / 1000f) + " Tm [" + startText);
+ prevWordY = bl;
+ textOpen = true;
+ } else {
+ // express the space between words in thousandths of an em
+ int space = prevWordX - rx + prevWordWidth;
+ float emDiff =
+ (float) space / (float) currentFontSize * 1000f;
+ pdf.append(Float.toString(emDiff));
+ pdf.append(" ");
+ pdf.append(startText);
+ }
+ prevWordWidth = area.getContentWidth();
+ prevWordX = rx;
+
+
+ String s;
+ if (area.getPageNumberID() != null) { // this text is a page number, so resolve it
+ s = idReferences.getPageNumber(area.getPageNumberID());
+ if (s == null) {
+ s = "";
+ }
+ } else {
+ s = area.getText();
+ }
+
+ int l = s.length();
+
+ for (int i = 0; i < l; i++) {
+ char ch = s.charAt(i);
+
+ if (!useMultiByte) {
+ if (ch > 127) {
+ pdf.append("\\");
+ pdf.append(Integer.toOctalString((int) ch));
+
+ } else {
+ switch (ch) {
+ case '(':
+ case ')':
+ case '\\':
+ pdf.append("\\");
+ break;
+ }
+ pdf.append(ch);
+ }
+ } else {
+ pdf.append(getUnicodeString(ch));
+ }
+
+ if (kerningAvailable && (i + 1) < l) {
+ addKerning(pdf, (new Integer((int) ch)),
+ (new Integer((int) s.charAt(i + 1))),
+ kerning, startText, endText);
+ }
+
+ }
+ pdf.append(endText);
+
+ currentStream.add(pdf.toString());
+
+ this.currentXPosition += area.getContentWidth();
+
+ }
}
-
+
/**
- * Convert a char to a multibyte hex representation
- */
+ * Convert a char to a multibyte hex representation
+ */
private String getUnicodeString(char c) {
- StringBuffer buf = new StringBuffer(4);
-
- byte[] uniBytes = null;
- try {
- char[] a = {c};
- uniBytes = new String(a).getBytes("UnicodeBigUnmarked");
- } catch (Exception e) {
- // This should never fail
- }
-
- for (int i = 0; i < uniBytes.length; i++) {
- int b = (uniBytes[i] < 0) ? (int)(256 + uniBytes[i]) :
- (int) uniBytes[i];
-
- String hexString = Integer.toHexString(b);
- if (hexString.length() == 1)
- buf = buf.append("0"+hexString);
- else
- buf = buf.append(hexString);
- }
-
- return buf.toString();
-
+ StringBuffer buf = new StringBuffer(4);
+
+ byte[] uniBytes = null;
+ try {
+ char[] a = {c};
+ uniBytes = new String(a).getBytes("UnicodeBigUnmarked");
+ } catch (Exception e) {
+ // This should never fail
+ }
+
+ for (int i = 0; i < uniBytes.length; i++) {
+ int b = (uniBytes[i] < 0) ? (int)(256 + uniBytes[i]) :
+ (int) uniBytes[i];
+
+ String hexString = Integer.toHexString(b);
+ if (hexString.length() == 1)
+ buf = buf.append("0"+hexString);
+ else
+ buf = buf.append(hexString);
+ }
+
+ return buf.toString();
+
}
/** Checks to see if we have some text rendering commands open
- * still and writes out the TJ command to the stream if we do
- */
+ * still and writes out the TJ command to the stream if we do
+ */
private void closeText() {
- if (textOpen) {
+ if (textOpen) {
currentStream.add("] TJ\n");
textOpen = false;
prevWordX = 0;
if (kernPair != null) {
Integer width = (Integer) kernPair.get(ch2);
if (width != null) {
- buf.append(endText)
- .append(-(width.intValue()))
- .append(' ').append(startText);
+ buf.append(endText).append(-
+ (width.intValue())).append(' ').append(startText);
}
}
}
// just to be on the safe side
currentAnnotList = null;
}
-
- // ensures that color is properly reset for blocks that carry over pages
- this.currentFill = null;
+
+ // ensures that color is properly reset for blocks that carry over pages
+ this.currentFill = null;
}
/**
- * defines a string containing dashArray and dashPhase for the rule style
- */
+ * defines a string containing dashArray and dashPhase for the rule style
+ */
private String setRuleStylePattern (int style) {
String rs = "";
switch (style) {
renderOutline((Outline) e.nextElement());
}
}
-
+
protected class MUserAgent implements UserAgent {
AffineTransform currentTransform = null;
/**
public void displayError(String message) {
System.err.println(message);
}
-
+
/**
* Displays an error resulting from the specified Exception.
*/
* Returns the class name of the XML parser.
*/
public String getXMLParserClassName() {
- String parserClassName =
- System.getProperty("org.xml.sax.parser");
- if (parserClassName == null) {
- parserClassName = "org.apache.xerces.parsers.SAXParser";
- }
+ String parserClassName = System.getProperty("org.xml.sax.parser");
+ if (parserClassName == null) {
+ parserClassName = "org.apache.xerces.parsers.SAXParser";
+ }
return parserClassName;//application.getXMLParserClassName();
}
* @param doc The current document.
* @param uri The document URI.
*/
- public void openLink(SVGAElement elt)
- {
+ public void openLink(SVGAElement elt) {
//application.openLink(uri);
}
- public Point getClientAreaLocationOnScreen()
- {
+ public Point getClientAreaLocationOnScreen() {
return new Point(0, 0);
}
- public void setSVGCursor(java.awt.Cursor cursor)
- {
+ public void setSVGCursor(java.awt.Cursor cursor) {
}
- public AffineTransform getTransform()
- {
+ public AffineTransform getTransform() {
return currentTransform;
}
- public Dimension2D getViewportSize()
- {
+ public Dimension2D getViewportSize() {
return new Dimension(100, 100);
}
- public EventDispatcher getEventDispatcher()
- {
+ public EventDispatcher getEventDispatcher() {
return null;
}
- public boolean supportExtension(String str)
- {
- return false;
- }
+ public boolean supportExtension(String str) {
+ return false;
+ }
- public boolean hasFeature(String str)
- {
+ public boolean hasFeature(String str) {
return false;
- }
+ }
- public void registerExtension(BridgeExtension be)
- {
+ public void registerExtension(BridgeExtension be) {
}
}
}
projects / xmlgraphics-fop.git / commitdiff