/** the horizontal position of the current area container */
private int currentAreaContainerXPosition = 0;
+ /** the current colour for use in svg */
private PDFColor currentColour = new PDFColor(0, 0, 0);
/**
this.currentYPosition -= h;
FopImage img = area.getImage();
-
- int xObjectNum = this.pdfDoc.addImage(img);
-
- currentStream.add("ET\nq\n" + (((float) w) / 1000f) + " 0 0 " +
- (((float) h) / 1000f) + " " +
- (((float) x) / 1000f) + " " +
- (((float) (y - h)) / 1000f) + " cm\n" +
- "/Im" + xObjectNum + " Do\nQ\nBT\n");
+ if (img instanceof SVGImage) {
+ try {
+ SVGSVGElement svg =
+ ((SVGImage) img).getSVGDocument().getRootElement();
+ currentStream.add("ET\nq\n" + (((float) w) / 1000f) + " 0 0 " +
+ (((float) h) / 1000f) + " " +
+ (((float) x) / 1000f) + " " +
+ (((float) (y - h)) / 1000f) + " cm\n");
+// renderSVG(svg, (int) x, (int) y);
+ currentStream.add("Q\nBT\n");
+ } catch(FopImageException e) {
+ }
+ } else {
+ int xObjectNum = this.pdfDoc.addImage(img);
+
+ currentStream.add("ET\nq\n" + (((float) w) / 1000f) + " 0 0 " +
+ (((float) h) / 1000f) + " " +
+ (((float) x) / 1000f) + " " +
+ (((float) (y - h)) / 1000f) + " cm\n" +
+ "/Im" + xObjectNum + " Do\nQ\nBT\n");
+ }
}
/** render a foreign object area */
// TODO - translate and clip to viewbox
- renderSVG(area.getFontState(), svg, x, y);
+ SVGRenderer svgRenderer = new SVGRenderer(area.getFontState(), pdfDoc, currentFontName, currentFontSize, currentXPosition, currentYPosition);
+ svgRenderer.renderSVG(svg, x, y);
+ currentStream.add(svgRenderer.getString());
currentStream.add("Q\n");
}
FontSetup.setup(fontInfo);
FontSetup.addToResources(this.pdfDoc, fontInfo);
}
-
- // SVG Stuff
-
- public void renderGArea(FontState fontState, SVGGElement area, int posx, int posy)
- {
- NodeList nl = area.getChildNodes();
- for(int count = 0; count < nl.getLength(); count++) {
- Node n = nl.item(count);
- if(n instanceof SVGElement) {
- renderElement(fontState, (SVGElement)n, posx, posy);
- }
- }
- }
-
- void handleSwitchElement(FontState fontState, int posx, int posy, SVGSwitchElement ael)
- {
- SVGList relist = ael.getRequiredExtensions();
- SVGList rflist = ael.getRequiredFeatures();
- SVGList sllist = ael.getSystemLanguage();
- org.w3c.dom.NodeList nl = ael.getChildNodes();
-choices: for(int count = 0; count < nl.getLength(); count++) {
- org.w3c.dom.Node n = nl.item(count);
- // only render the first child that has a valid
- // test data
- if(n instanceof GraphicElement) {
- GraphicElement graphic = (GraphicElement)n;
- SVGList grelist = graphic.getRequiredExtensions();
- // if null it evaluates to true
- if(grelist != null) {
- if(grelist.getNumberOfItems() == 0) {
- if((relist != null) && relist.getNumberOfItems() != 0) {
- continue choices;
- }
- }
- for(int i = 0; i < grelist.getNumberOfItems(); i++) {
- String str = (String)grelist.getItem(i);
- if(relist == null) {
- // use default extension set
- // currently no extensions are supported
-// if(!(str.equals("http:// ??"))) {
- continue choices;
-// }
- } else {
- }
- }
- }
- SVGList grflist = graphic.getRequiredFeatures();
- if(grflist != null) {
- if(grflist.getNumberOfItems() == 0) {
- if((rflist != null) && rflist.getNumberOfItems() != 0) {
- continue choices;
- }
- }
- for(int i = 0; i < grflist.getNumberOfItems(); i++) {
- String str = (String)grflist.getItem(i);
- if(rflist == null) {
- // use default feature set
- if(!(str.equals("org.w3c.svg.static")
- || str.equals("org.w3c.dom.svg.all"))) {
- continue choices;
- }
- } else {
- boolean found = false;
- for(int j = 0; j < rflist.getNumberOfItems(); j++) {
- if(rflist.getItem(j).equals(str)) {
- found = true;
- break;
- }
- }
- if(!found)
- continue choices;
- }
- }
- }
- SVGList gsllist = graphic.getSystemLanguage();
- if(gsllist != null) {
- if(gsllist.getNumberOfItems() == 0) {
- if((sllist != null) && sllist.getNumberOfItems() != 0) {
- continue choices;
- }
- }
- for(int i = 0; i < gsllist.getNumberOfItems(); i++) {
- String str = (String)gsllist.getItem(i);
- if(sllist == null) {
- // use default feature set
- if(!(str.equals("en"))) {
- continue choices;
- }
- } else {
- boolean found = false;
- for(int j = 0; j < sllist.getNumberOfItems(); j++) {
- if(sllist.getItem(j).equals(str)) {
- found = true;
- break;
- }
- }
- if(!found)
- continue choices;
- }
- }
- }
- renderElement(fontState, (SVGElement)n, posx, posy);
- // only render the first valid one
- break;
- }
- }
- }
-
- /**
- * 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(float x1, float y1, float x2, float y2, DrawingInstruction di)
- {
- String str;
- str = "" + x1 + " " + y1 + " m "
- + x2 + " " + y2 + " l";
- if(di != null && di.fill)
- currentStream.add(str + " f\n"); // ??
- currentStream.add(str + " S\n");
- }
-
- protected void addCircle(float cx, float cy, float r, DrawingInstruction di)
- {
- String str;
- str = "" + cx + " " + (cy - r) + " m\n"
- + "" + (cx + 21 * r / 40f) + " " + (cy - r) + " " + (cx + r) + " " + (cy - 21 * r / 40f) + " " + (cx + r) + " " + cy + " c\n"
- + "" + (cx + r) + " " + (cy + 21 * r / 40f) + " " + (cx + 21 * r / 40f) + " " + (cy + r) + " " + cx + " " + (cy + r) + " c\n"
- + "" + (cx - 21 * r / 40f) + " " + (cy + r) + " " + (cx - r) + " " + (cy + 21 * r / 40f) + " " + (cx - r) + " " + cy + " c\n"
- + "" + (cx - r) + " " + (cy - 21 * r / 40f) + " " + (cx - 21 * r / 40f) + " " + (cy - r) + " " + cx + " " + (cy - r) + " c\n";
-
- currentStream.add(str);
- doDrawing(di);
- }
-
- protected void addEllipse(float cx, float cy, float rx, float ry, DrawingInstruction di)
- {
- String str;
- str = "" + cx + " " + (cy - ry) + " m\n"
- + "" + (cx + 21 * rx / 40f) + " " + (cy - ry) + " " + (cx + rx) + " " + (cy - 21 * ry / 40f) + " " + (cx + rx) + " " + cy + " c\n"
- + "" + (cx + rx) + " " + (cy + 21 * ry / 40f) + " " + (cx + 21 * rx / 40f) + " " + (cy + ry) + " " + cx + " " + (cy + ry) + " c\n"
- + "" + (cx - 21 * rx / 40f) + " " + (cy + ry) + " " + (cx - rx) + " " + (cy + 21 * ry / 40f) + " " + (cx - rx) + " " + cy + " c\n"
- + "" + (cx - rx) + " " + (cy - 21 * ry / 40f) + " " + (cx - 21 * rx / 40f) + " " + (cy - ry) + " " + cx + " " + (cy - ry) + " c\n";
- currentStream.add(str);
- doDrawing(di);
- }
-
- /**
- * 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 r the red component of edges
- * @param g the green component of edges
- * @param b the blue component of edges
- * @param fr the red component of the fill
- * @param fg the green component of the fill
- * @param fb the blue component of the fill
- */
- protected void addRect(float x, float y, float w, float h, float rx, float ry, DrawingInstruction di)
- {
- String str = "";
- if(rx == 0.0 && ry == 0.0) {
- str = "" + x + " " + y + " " + w + " " + h + " re\n";
- } else {
- if(ry == 0.0)
- ry = rx;
- if(rx > w / 2.0f)
- rx = w / 2.0f;
- if(ry > h / 2.0f)
- ry = h / 2.0f;
- str = "" + (x + rx) + " " + y + " m\n";
- str += "" + (x + w - rx) + " " + y + " l\n";
- str += "" + (x + w - 19 * rx / 40) + " " + y + " " + (x + w) + " " + (y + 19 * ry / 40) + " " + (x + w) + " " + (y + ry) + " c\n";
- str += "" + (x + w) + " " + (y + h - ry) + " l\n";
- str += "" + (x + w) + " " + (y + h - 19 * ry / 40) + " " + (x + w - 19 * rx / 40) + " " + (y + h) + " " + (x + w - rx) + " " + (y + h) + " c\n";
- str += "" + (x + rx) + " " + (y + h) + " l\n";
- str += "" + (x + 19 * rx / 40) + " " + (y + h) + " " + x + " " + (y + h - 19 * ry / 40) + " " + x + " " + (y + h - ry) + " c\n";
- str += "" + x + " " + (y + ry) + " l\n";
- str += "" + x + " " + (y + 19 * ry / 40) + " " + (x + 19 * rx / 40) + " " + y + " " + (x + rx) + " " + y + " c\n";
- }
- currentStream.add(str);
- doDrawing(di);
- }
-
- protected void addPath(Vector points, int posx, int posy, DrawingInstruction di)
- {
- SVGPathSegImpl pathmoveto = null;
- float lastx = 0;
- float lasty = 0;
- for(Enumeration e = points.elements(); e.hasMoreElements(); ) {
- SVGPathSegImpl pc = (SVGPathSegImpl)e.nextElement();
- float[] vals = pc.getValues();
- float lastcx = 0;
- float lastcy = 0;
- switch(pc.getPathSegType()) {
- case SVGPathSeg.PATHSEG_MOVETO_ABS:
- pathmoveto = pc;
- lastx = vals[0];
- lasty = vals[1];
- currentStream.add(lastx + " " + lasty + " m\n");
- break;
- case SVGPathSeg.PATHSEG_MOVETO_REL:
- if(pathmoveto == null) {
- lastx = vals[0];
- lasty = vals[1];
- pathmoveto = pc;
- currentStream.add(lastx + " " + lasty + " m\n");
- } else {
- lastx += vals[0];
- lasty += vals[1];
- currentStream.add(lastx + " " + lasty + " l\n");
- }
- break;
- case SVGPathSeg.PATHSEG_LINETO_ABS:
- lastx = vals[0];
- lasty = vals[1];
- currentStream.add(lastx + " " + lasty + " l\n");
- break;
- case SVGPathSeg.PATHSEG_LINETO_REL:
- lastx += vals[0];
- lasty += vals[1];
- currentStream.add(lastx + " " + lasty + " l\n");
- break;
- case SVGPathSeg.PATHSEG_LINETO_VERTICAL_ABS:
- lasty = vals[0];
- currentStream.add(lastx + " " + lasty + " l\n");
- break;
- case SVGPathSeg.PATHSEG_LINETO_VERTICAL_REL:
- lasty += vals[0];
- currentStream.add(lastx + " " + lasty + " l\n");
- break;
- case SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_ABS:
- lastx = vals[0];
- currentStream.add(lastx + " " + lasty + " l\n");
- break;
- case SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_REL:
- lastx += vals[0];
- currentStream.add(lastx + " " + lasty + " l\n");
- break;
- case SVGPathSeg.PATHSEG_CURVETO_CUBIC_ABS:
- lastx = vals[4];
- lasty = vals[5];
- lastcx = vals[2];
- lastcy = vals[3];
- currentStream.add((vals[0]) + " " + (vals[1]) + " " +
- (vals[2]) + " " + (vals[3]) + " " +
- lastx + " " + lasty +
- " c\n");
- break;
- case SVGPathSeg.PATHSEG_CURVETO_CUBIC_REL:
- currentStream.add((vals[0] + lastx) + " " + (vals[1] + lasty) + " " +
- (vals[2] + lastx) + " " + (vals[3] + lasty) + " " +
- (vals[4] + lastx) + " " + (vals[5] + lasty) +
- " c\n");
- lastcx = vals[2] + lastx;
- lastcy = vals[3] + lasty;
- lastx += vals[4];
- lasty += vals[5];
- break;
- case SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_ABS:
- if(lastcx == 0) {
- lastcx = lastx;
- }
- if(lastcy == 0) {
- lastcy = lasty;
- }
- lastx = vals[2];
- lasty = vals[3];
- currentStream.add(lastcx + " " + lastcy + " " +
- (vals[0]) + " " + (vals[1]) + " " +
- lastx + " " + lasty +
- " c\n");
- break;
- case SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_REL:
- if(lastcx == 0) {
- lastcx = lastx;
- }
- if(lastcy == 0) {
- lastcy = lasty;
- }
- currentStream.add(lastcx + " " + lastcy + " " +
- (vals[0] + lastx) + " " + (vals[1] + lasty) + " " +
- (vals[2] + lastx) + " " + (vals[3] + lasty) +
- " c\n");
- lastx += vals[2];
- lasty += vals[3];
- break;
- case SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_ABS:
- if(lastcx == 0) {
- lastcx = lastx;
- }
- if(lastcy == 0) {
- lastcy = lasty;
- }
- lastx = vals[0];
- lasty = vals[1];
- lastcx = 0;
- lastcy = 0;
- currentStream.add(lastcx + " " + lastcy + " " +
- lastx + " " + lasty +
- " y\n");
- break;
- case SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_REL:
- if(lastcx == 0) {
- lastcx = lastx;
- }
- if(lastcy == 0) {
- lastcy = lasty;
- }
- currentStream.add(lastcx + " " + lastcy + " " +
- (vals[0] + lastx) + " " + (vals[1] + lasty) +
- " y\n");
- lastcx = 0;
- lastcy = 0;
- lastx += vals[0];
- lasty += vals[1];
- break;
- // get angle between the two points
- // then get angle of points to centre (ie. both points are on the
- // apogee and perigee of the ellipse)
- // then work out the direction from flags
- case SVGPathSeg.PATHSEG_ARC_ABS:
- {
- double rx = vals[0];
- double ry = vals[1];
- double theta = vals[2];
- boolean largearcflag = (vals[3] == 1.0);
- boolean sweepflag = (vals[4] == 1.0);
-
- double angle = Math.atan((vals[6] - lasty) / (vals[5] - lastx));
- double relangle = Math.acos(rx / Math.sqrt((vals[6] - lasty) * (vals[6] - lasty) + (vals[5] - lastx) * (vals[5] - lastx)));
- double absangle = angle + relangle;
- // change sign depending on flags
- double contrx1;
- double contry1;
- double contrx2;
- double contry2;
- if(largearcflag) {
- if(sweepflag) {
- contrx1 = lastx - rx * Math.cos(absangle);
- contry1 = lasty + rx * Math.sin(absangle);
- contrx2 = vals[5] + ry * Math.cos(absangle);
- contry2 = vals[6] + ry * Math.sin(absangle);
- } else {
- contrx1 = lastx - rx * Math.cos(absangle);
- contry1 = lasty - rx * Math.sin(absangle);
- contrx2 = vals[5] + ry * Math.cos(absangle);
- contry2 = vals[6] - ry * Math.sin(absangle);
- }
- } else {
- if(sweepflag) {
- contrx1 = lastx + rx * Math.cos(absangle);
- contry1 = lasty + rx * Math.sin(absangle);
- contrx2 = contrx1;
- contry2 = contry1;
- } else {
- contrx1 = lastx + ry * Math.cos(absangle);
- contry1 = lasty - ry * Math.sin(absangle);
- contrx2 = contrx1;
- contry2 = contry1;
- }
- }
-
- double cx = lastx;
- double cy = lasty;
- currentStream.add(contrx1 + " " + contry1 + " " +
- contrx2 + " " + contry2 + " " +
- vals[5] + " " + vals[6] +
- " c\n");
- lastcx = 0; //??
- lastcy = 0; //??
- lastx = vals[5];
- lasty = vals[6];
- }
- break;
- case SVGPathSeg.PATHSEG_ARC_REL:
- {
- double rx = vals[0];
- double ry = vals[1];
- double theta = vals[2];
- boolean largearcflag = (vals[3] == 1.0);
- boolean sweepflag = (vals[4] == 1.0);
-
- double angle = Math.atan(vals[6] / vals[5]);
- double relangle = Math.atan(ry / rx);
-// System.out.println((theta * Math.PI / 180f) + ":" + relangle + ":" + largearcflag + ":" + sweepflag);
- double absangle = (theta * Math.PI / 180f);//angle + relangle;
- // change sign depending on flags
- double contrx1;
- double contry1;
- double contrx2;
- double contry2;
- if(largearcflag) {
- // in a large arc we need to do at least 2 and a bit
- // segments or curves.
- if(sweepflag) {
- contrx1 = lastx + rx * Math.cos(absangle);
- contry1 = lasty + rx * Math.sin(absangle);
- contrx2 = lastx + vals[5] + ry * Math.cos(absangle);
- contry2 = lasty + vals[6] - ry * Math.sin(absangle);
- } else {
- contrx1 = lastx + rx * Math.sin(absangle);
- contry1 = lasty + rx * Math.cos(absangle);
- contrx2 = lastx + vals[5] + ry * Math.cos(absangle);
- contry2 = lasty + vals[6] + ry * Math.sin(absangle);
- }
- } else {
- // only need at most two segments
- if(sweepflag) {
- contrx1 = lastx + rx * Math.cos(absangle);
- contry1 = lasty - rx * Math.sin(absangle);
- contrx2 = contrx1;
- contry2 = contry1;
- } else {
- contrx1 = lastx - ry * Math.cos(absangle);
- contry1 = lasty + ry * Math.sin(absangle);
- contrx2 = contrx1;
- contry2 = contry1;
- }
- }
- //System.out.println(contrx1 + ":" + contry1 + ":" + contrx2 + ":" + contry2);
-
- double cx = lastx;
- double cy = lasty;
- currentStream.add(contrx1 + " " + contry1 + " " +
- contrx2 + " " + contry2 + " " +
- (vals[5] + lastx) + " " + (vals[6] + lasty) +
- " c\n");
-
- lastcx = 0; //??
- lastcy = 0; //??
- lastx += vals[5];
- lasty += vals[6];
- }
- break;
- case SVGPathSeg.PATHSEG_CLOSEPATH:
- currentStream.add("h\n");
- break;
- }
- }
- doDrawing(di);
- }
-
- protected void addPolyline(Vector points, int posx, int posy, DrawingInstruction di, boolean close)
- {
- PathPoint pc;
- float lastx = 0;
- float lasty = 0;
- Enumeration e = points.elements();
- if(e.hasMoreElements()) {
- pc = (PathPoint)e.nextElement();
- lastx = pc.x;
- lasty = pc.y;
- currentStream.add(lastx + " " + lasty + " m\n");
- }
- while(e.hasMoreElements()) {
- pc = (PathPoint)e.nextElement();
- lastx = pc.x;
- lasty = pc.y;
- currentStream.add(lastx + " " + lasty + " l\n");
- }
- if(close)
- currentStream.add("h\n");
- doDrawing(di);
- }
-
- protected void doDrawing(DrawingInstruction di)
- {
- if(di == null) {
- currentStream.add("S\n");
- } else {
- if(di.fill) {
- if(di.stroke) {
- if(!di.nonzero)
- currentStream.add("B*\n");
- else
- currentStream.add("B\n");
- } else {
- if(!di.nonzero)
- currentStream.add("f*\n");
- else
- currentStream.add("f\n");
- }
- } else {
-// if(di.stroke)
- currentStream.add("S\n");
- }
- }
- }
-
- public void renderImage(FontState fontState, String href, float x, float y, float width, float height)
- {
- try {
- if(href.indexOf(":") == -1) {
- href = "file:" + href;
- }
- FopImage img = FopImageFactory.Make(href);
- if(img instanceof SVGImage) {
- SVGSVGElement svg = ((SVGImage)img).getSVGDocument().getRootElement();
- currentStream.add("q\n" + width / svg.getWidth().getBaseVal().getValue() + " 0 0 " + height / svg.getHeight().getBaseVal().getValue() + " 0 0 cm\n");
- renderSVG(fontState, svg, (int)x * 1000, (int)y * 1000);
- currentStream.add("Q\n");
-// renderSVG(svg);
- } else if(img != null) {
- int xObjectNum = this.pdfDoc.addImage(img);
- currentStream.add("q\n1 0 0 -1 " + 0
- + " " + (2 * y + height) + " cm\n" + width + " 0 0 " +
- height + " " +
- x + " " +
- y + " cm\n" +
- "/Im" + xObjectNum + " Do\nQ\n");
-// img.close();
- }
- } catch(Exception e) {
-e.printStackTrace();
- System.err.println("could not add image to SVG: " + href);
- }
- }
-
- void renderSVG(FontState fontState, SVGSVGElement svg, int x, int y)
- {
- NodeList nl = svg.getChildNodes();
- for(int count = 0; count < nl.getLength(); count++) {
- Node n = nl.item(count);
- if(n instanceof SVGElement) {
- renderElement(fontState, (SVGElement)n, x, y);
- }
- }
- }
-
- /**
- * A symbol has a viewbox and preserve aspect ratio.
- */
- void renderSymbol(FontState fontState, SVGSymbolElement symbol, int x, int y)
- {
- NodeList nl = symbol.getChildNodes();
- for(int count = 0; count < nl.getLength(); count++) {
- Node n = nl.item(count);
- if(n instanceof SVGElement) {
- renderElement(fontState, (SVGElement)n, x, y);
- }
- }
- }
-
- void handleGradient(String sp, DrawingInstruction di, boolean fill, SVGElement area)
- {
- // should be a url to a gradient
- String url = (String)sp;
- if(url.startsWith("url(")) {
- String address;
- int b1 = url.indexOf("(");
- int b2 = url.indexOf(")");
- address = url.substring(b1 + 1, b2);
- SVGElement gi = null;
- gi = locateDef(address, area);
- if(gi instanceof SVGLinearGradientElement) {
- SVGLinearGradientElement linear = (SVGLinearGradientElement)gi;
- handleLinearGradient(linear, di, fill, area);
- } else if(gi instanceof SVGRadialGradientElement) {
- SVGRadialGradientElement radial = (SVGRadialGradientElement)gi;
- handleRadialGradient(radial, di, fill, area);
- } else if(gi instanceof SVGPatternElement) {
- SVGPatternElement pattern = (SVGPatternElement)gi;
- handlePattern(pattern, di, fill, area);
- } else {
- System.err.println("WARNING Invalid fill reference :" + gi + ":" + address);
- }
- }
- }
-
- protected void handlePattern(SVGPatternElement linear, DrawingInstruction di, boolean fill, SVGElement area)
- {
- }
-
- protected void handleLinearGradient(SVGLinearGradientElement linear, DrawingInstruction di, boolean fill, SVGElement area)
- {
- // first get all the gradient values
- // if values not present follow the href
- // the gradient units will be where the vals are specified
- // the spread method will be where there are stop elements
- SVGAnimatedLength ax1, ax2, ay1, ay2;
- short spread = SVGGradientElement.SVG_SPREADMETHOD_UNKNOWN;
- short gradUnits = SVGUnitTypes.SVG_UNIT_TYPE_UNKNOWN;
- NodeList stops = null;
- ax1 = linear.getX1();
- ax2 = linear.getX2();
- ay1 = linear.getY1();
- ay2 = linear.getY2();
- stops = linear.getChildNodes();
- SVGLinearGradientElement ref = (SVGLinearGradientElement)locateDef(linear.getHref().getBaseVal(), linear);
- while(ref != null) {
- if(ax1 == null) {
- ax1 = ref.getX1();
- gradUnits = ref.getGradientUnits().getBaseVal();
- }
- if(ax2 == null) {
- ax2 = ref.getX2();
- }
- if(ay1 == null) {
- ay1 = ref.getY1();
- }
- if(ay2 == null) {
- ay2 = ref.getY2();
- }
- if(stops.getLength() == 0) {
- stops = ref.getChildNodes();
- }
- ref = (SVGLinearGradientElement)locateDef(ref.getHref().getBaseVal(), ref);
- }
- if(ax1 == null) {
- SVGLength length = new SVGLengthImpl();
- length.newValueSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_PERCENTAGE, 0);
- ax1 = new SVGAnimatedLengthImpl(length);
- }
- if(ax2 == null) {
- // if x2 is not specified then it should be 100%
- SVGLength length = new SVGLengthImpl();
- length.newValueSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_PERCENTAGE, 1);
- ax2 = new SVGAnimatedLengthImpl(length);
- }
- if(ay1 == null) {
- SVGLength length = new SVGLengthImpl();
- length.newValueSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_PERCENTAGE, 0);
- ay1 = new SVGAnimatedLengthImpl(length);
- }
- if(ay2 == null) {
- SVGLength length = new SVGLengthImpl();
- length.newValueSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_PERCENTAGE, 0);
- ay2 = new SVGAnimatedLengthImpl(length);
- }
- Vector theCoords = null;
- if(gradUnits == SVGUnitTypes.SVG_UNIT_TYPE_UNKNOWN)
- gradUnits = linear.getGradientUnits().getBaseVal();
- // spread: pad (normal), reflect, repeat
- spread = linear.getSpreadMethod().getBaseVal();
- if(gradUnits == SVGUnitTypes.SVG_UNIT_TYPE_USERSPACEONUSE) {
- if(area instanceof SVGTransformable) {
- SVGTransformable tf = (SVGTransformable)area;
- double x1, y1, x2, y2;
- x1 = ax1.getBaseVal().getValue();
- y1 = -ay1.getBaseVal().getValue();
- x2 = ax2.getBaseVal().getValue();
- y2 = -ay2.getBaseVal().getValue();
- SVGMatrix matrix = tf.getScreenCTM();
- double oldx = x1;
- x1 = matrix.getA() * x1 + matrix.getB() * y1 + matrix.getE();
- y1 = matrix.getC() * oldx + matrix.getD() * y1 + matrix.getF();
- oldx = x2;
- x2 = matrix.getA() * x2 + matrix.getB() * y2 + matrix.getE();
- y2 = matrix.getC() * oldx + matrix.getD() * y2 + matrix.getF();
- theCoords = new Vector();
- if(spread == SVGGradientElement.SVG_SPREADMETHOD_REFLECT) {
- } else if(spread== SVGGradientElement.SVG_SPREADMETHOD_REFLECT) {
- } else {
- theCoords.addElement(new Double(currentXPosition / 1000f
- + x1));
- theCoords.addElement(new Double(currentYPosition / 1000f
- - y1));
- theCoords.addElement(new Double(currentXPosition / 1000f
- + x2));
- theCoords.addElement(new Double(currentYPosition / 1000f
- - y2));
- }
- }
- } else if(area instanceof GraphicElement) {
- SVGRect rect = ((GraphicElement)area).getBBox();
- if(rect != null) {
- theCoords = new Vector();
- SVGLength val;
- val = ax1.getBaseVal();
- if(val.getUnitType() == SVGLength.SVG_LENGTHTYPE_PERCENTAGE
- || gradUnits == SVGUnitTypes.SVG_UNIT_TYPE_OBJECTBOUNDINGBOX) {
- theCoords.addElement(new Double(currentXPosition / 1000f
- + rect.getX() + val.getValue() * rect.getWidth()));
- } else {
- theCoords.addElement(new Double(currentXPosition / 1000f
- + val.getValue()));
- }
- val = ay1.getBaseVal();
- if(val.getUnitType() == SVGLength.SVG_LENGTHTYPE_PERCENTAGE
- || gradUnits == SVGUnitTypes.SVG_UNIT_TYPE_OBJECTBOUNDINGBOX) {
- theCoords.addElement(new Double(currentYPosition / 1000f
- - rect.getY() - val.getValue() * rect.getHeight()));
- } else {
- theCoords.addElement(new Double(currentYPosition / 1000f
- - val.getValue()));
- }
- val = ax2.getBaseVal();
- if(val.getUnitType() == SVGLength.SVG_LENGTHTYPE_PERCENTAGE
- || gradUnits == SVGUnitTypes.SVG_UNIT_TYPE_OBJECTBOUNDINGBOX) {
- theCoords.addElement(new Double(currentXPosition / 1000f
- + rect.getX() + val.getValue() * rect.getWidth()));
- } else {
- theCoords.addElement(new Double(currentXPosition / 1000f
- + val.getValue()));
- }
- val = ay2.getBaseVal();
- if(val.getUnitType() == SVGLength.SVG_LENGTHTYPE_PERCENTAGE
- || gradUnits == SVGUnitTypes.SVG_UNIT_TYPE_OBJECTBOUNDINGBOX) {
- theCoords.addElement(new Double(currentYPosition / 1000f
- - rect.getY() - val.getValue() * rect.getHeight()));
- } else {
- theCoords.addElement(new Double(currentYPosition / 1000f
- - val.getValue()));
- }
- }
- }
- if(theCoords == null) {
- theCoords = new Vector();
- theCoords.addElement(new Double(currentXPosition / 1000f
- + ax1.getBaseVal().getValue()));
- theCoords.addElement(new Double(currentYPosition / 1000f
- - ay1.getBaseVal().getValue()));
- theCoords.addElement(new Double(currentXPosition / 1000f
- + ax2.getBaseVal().getValue()));
- theCoords.addElement(new Double(currentYPosition / 1000f
- - ay2.getBaseVal().getValue()));
- }
-
- Vector theExtend = new Vector();
- theExtend.addElement(new Boolean(true));
- theExtend.addElement(new Boolean(true));
-
- Vector theDomain = new Vector();
- theDomain.addElement(new Double(0));
- theDomain.addElement(new Double(1));
-
- Vector theEncode = new Vector();
- theEncode.addElement(new Double(0));
- theEncode.addElement(new Double(1));
- theEncode.addElement(new Double(0));
- theEncode.addElement(new Double(1));
-
- Vector theBounds = new Vector();
- theBounds.addElement(new Double(0));
- theBounds.addElement(new Double(1));
-
- Vector theFunctions = new Vector();
-
- NodeList nl = stops;
- Vector someColors = new Vector();
- float lastoffset = 0;
- Vector lastVector = null;
- SVGStopElementImpl stop;
- if(nl.getLength() == 0) {
- // the color should be "none"
- if(fill)
- di.fill = false;
- else
- di.stroke = false;
- return;
- } else if(nl.getLength() == 1) {
- stop = (SVGStopElementImpl)nl.item(0);
- CSSValue cv = stop.getPresentationAttribute("stop-color");
- if(cv == null) {
- // maybe using color
- cv = stop.getPresentationAttribute("color");
- }
- if(cv == null) {
- // problems
- System.err.println("no stop-color or color in stop element");
- return;
- }
- PDFColor color = new PDFColor(0, 0, 0);
- if(cv != null && cv.getValueType() == CSSValue.CSS_PRIMITIVE_VALUE) {
- if(((CSSPrimitiveValue)cv).getPrimitiveType() == CSSPrimitiveValue.CSS_RGBCOLOR) {
- RGBColor col = ((CSSPrimitiveValue)cv).getRGBColorValue();
- CSSPrimitiveValue val;
- val = col.getRed();
- float red = val.getFloatValue(CSSPrimitiveValue.CSS_NUMBER);
- val = col.getGreen();
- float green = val.getFloatValue(CSSPrimitiveValue.CSS_NUMBER);
- val = col.getBlue();
- float blue = val.getFloatValue(CSSPrimitiveValue.CSS_NUMBER);
- color = new PDFColor(red, green, blue);
- }
- }
- currentStream.add(color.getColorSpaceOut(fill));
- if(fill)
- di.fill = true;
- else
- di.stroke = true;
- return;
- }
- for(int count = 0; count < nl.getLength(); count++) {
- stop = (SVGStopElementImpl)nl.item(count);
- CSSValue cv = stop.getPresentationAttribute("stop-color");
- if(cv == null) {
- // maybe using color
- cv = stop.getPresentationAttribute("color");
- }
- if(cv == null) {
- // problems
- System.err.println("no stop-color or color in stop element");
- continue;
- }
- PDFColor color = new PDFColor(0, 0, 0);
- if(cv != null && cv.getValueType() == CSSValue.CSS_PRIMITIVE_VALUE) {
- if(((CSSPrimitiveValue)cv).getPrimitiveType() == CSSPrimitiveValue.CSS_RGBCOLOR) {
- RGBColor col = ((CSSPrimitiveValue)cv).getRGBColorValue();
- CSSPrimitiveValue val;
- val = col.getRed();
- float red = val.getFloatValue(CSSPrimitiveValue.CSS_NUMBER);
- val = col.getGreen();
- float green = val.getFloatValue(CSSPrimitiveValue.CSS_NUMBER);
- val = col.getBlue();
- float blue = val.getFloatValue(CSSPrimitiveValue.CSS_NUMBER);
- color = new PDFColor(red, green, blue);
- currentColour = color;
- }
- }
- float offset = stop.getOffset().getBaseVal();
- Vector colVector = color.getVector();
- // create bounds from last to offset
- if(lastVector != null) {
- Vector theCzero = lastVector;
- Vector theCone = colVector;
- PDFFunction myfunc = this.pdfDoc.makeFunction(2, theDomain, null,
- theCzero, theCone, 1.0);
- theFunctions.addElement(myfunc);
- }
- lastoffset = offset;
- lastVector = colVector;
- someColors.addElement(color);
- }
- ColorSpace aColorSpace = new ColorSpace(ColorSpace.DEVICE_RGB);
-/* PDFFunction myfunky = this.pdfDoc.makeFunction(3,
- theDomain, null,
- theFunctions, null,
- theEncode);
- PDFShading myShad = null;
- myShad = this.pdfDoc.makeShading(
- 2, aColorSpace,
- null, null, false,
- theCoords, null, myfunky,theExtend);
- PDFPattern myPat = this.pdfDoc.makePattern(2, myShad, null, null, null);*/
- PDFPattern myPat = this.pdfDoc.createGradient(false, aColorSpace, someColors,null,theCoords);
- currentStream.add(myPat.getColorSpaceOut(fill));
- if(fill)
- di.fill = true;
- else
- di.stroke = true;
- }
-
- protected void handleRadialGradient(SVGRadialGradientElement radial, DrawingInstruction di, boolean fill, SVGElement area)
- {
- // first get all the gradient values
- // if values not present follow the href
- // the gradient units will be where the vals are specified
- SVGAnimatedLength acx, acy, ar, afx, afy;
- short gradUnits = radial.getGradientUnits().getBaseVal();
- NodeList stops = null;
- acx = radial.getCx();
- acy = radial.getCy();
- ar = radial.getR();
- afx = radial.getFx();
- afy = radial.getFy();
- stops = radial.getChildNodes();
- SVGRadialGradientElement ref = (SVGRadialGradientElement)locateDef(radial.getHref().getBaseVal(), radial);
- while(ref != null) {
- if(acx == null) {
- acx = ref.getCx();
- gradUnits = ref.getGradientUnits().getBaseVal();
- }
- if(acy == null) {
- acy = ref.getCy();
- }
- if(ar == null) {
- ar = ref.getR();
- }
- if(afx == null) {
- afx = ref.getFx();
- }
- if(afy == null) {
- afy = ref.getFy();
- }
- if(stops.getLength() == 0) {
- stops = ref.getChildNodes();
- }
- ref = (SVGRadialGradientElement)locateDef(ref.getHref().getBaseVal(), ref);
- }
- if(acx == null) {
- SVGLength length = new SVGLengthImpl();
- length.newValueSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_PERCENTAGE, 0.5f);
- acx = new SVGAnimatedLengthImpl(length);
- }
- if(acy == null) {
- SVGLength length = new SVGLengthImpl();
- length.newValueSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_PERCENTAGE, 0.5f);
- acy = new SVGAnimatedLengthImpl(length);
- }
- if(ar == null) {
- SVGLength length = new SVGLengthImpl();
- length.newValueSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_PERCENTAGE, 1);
- ar = new SVGAnimatedLengthImpl(length);
- }
- if(afx == null) {
- SVGLength length = new SVGLengthImpl();
- length.newValueSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_PERCENTAGE, 0.5f);
- afx = new SVGAnimatedLengthImpl(length);
- }
- if(afy == null) {
- SVGLength length = new SVGLengthImpl();
- length.newValueSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_PERCENTAGE, 0.5f);
- afy = new SVGAnimatedLengthImpl(length);
- }
- ColorSpace aColorSpace = new ColorSpace(ColorSpace.DEVICE_RGB);
- org.w3c.dom.NodeList nl = stops;
- SVGStopElementImpl stop;
- if(nl.getLength() == 0) {
- // the color should be "none"
- if(fill)
- di.fill = false;
- else
- di.stroke = false;
- return;
- } else if(nl.getLength() == 1) {
- stop = (SVGStopElementImpl)nl.item(0);
- CSSValue cv = stop.getPresentationAttribute("stop-color");
- if(cv == null) {
- // maybe using color
- cv = stop.getPresentationAttribute("color");
- }
- if(cv == null) {
- // problems
- System.err.println("no stop-color or color in stop element");
- return;
- }
- PDFColor color = new PDFColor(0, 0, 0);
- if(cv != null && cv.getValueType() == CSSValue.CSS_PRIMITIVE_VALUE) {
- if(((CSSPrimitiveValue)cv).getPrimitiveType() == CSSPrimitiveValue.CSS_RGBCOLOR) {
- RGBColor col = ((CSSPrimitiveValue)cv).getRGBColorValue();
- CSSPrimitiveValue val;
- val = col.getRed();
- float red = val.getFloatValue(CSSPrimitiveValue.CSS_NUMBER);
- val = col.getGreen();
- float green = val.getFloatValue(CSSPrimitiveValue.CSS_NUMBER);
- val = col.getBlue();
- float blue = val.getFloatValue(CSSPrimitiveValue.CSS_NUMBER);
- color = new PDFColor(red, green, blue);
- }
- }
- currentStream.add(color.getColorSpaceOut(fill));
- if(fill)
- di.fill = true;
- else
- di.stroke = true;
- return;
- }
- Hashtable table = null;
- Vector someColors = new Vector();
- Vector theCoords = null;
- Vector theBounds = new Vector();
- // the coords should be relative to the current object
- // check value types, eg. %
- if(gradUnits == SVGUnitTypes.SVG_UNIT_TYPE_USERSPACEONUSE) {
- if(area instanceof SVGTransformable) {
- SVGTransformable tf = (SVGTransformable)area;
- double x1, y1, x2, y2;
- x1 = acx.getBaseVal().getValue();
- y1 = -acy.getBaseVal().getValue();
- x2 = afx.getBaseVal().getValue();
- y2 = -afy.getBaseVal().getValue();
- SVGMatrix matrix = tf.getScreenCTM();
- double oldx = x1;
- x1 = matrix.getA() * x1 + matrix.getB() * y1 + matrix.getE();
- y1 = matrix.getC() * oldx + matrix.getD() * y1 + matrix.getF();
- oldx = x2;
- x2 = matrix.getA() * x2 + matrix.getB() * y2 + matrix.getE();
- y2 = matrix.getC() * oldx + matrix.getD() * y2 + matrix.getF();
- theCoords = new Vector();
-// if(spread == SVGGradientElement.SVG_SPREADMETHOD_REFLECT) {
-// } else if(spread== SVGGradientElement.SVG_SPREADMETHOD_REFLECT) {
-// } else {
- theCoords.addElement(new Double(currentXPosition / 1000f
- + x1));
- // the y val needs to be adjust by 2 * R * rotation
- // depending on if this value is from an x or y coord
- // before transformation
- theCoords.addElement(new Double(currentYPosition / 1000f
- - y1 + (matrix.getC() - matrix.getD()) * 2 * ar.getBaseVal().getValue()));
- theCoords.addElement(new Double(0));
- theCoords.addElement(new Double(currentXPosition / 1000f
- + x2));
- theCoords.addElement(new Double(currentYPosition / 1000f
- - y2 + (matrix.getC() - matrix.getD()) * 2 * ar.getBaseVal().getValue()));
- theCoords.addElement(new Double(ar.getBaseVal().getValue()));
-// }
- }
- } else if(gradUnits == SVGUnitTypes.SVG_UNIT_TYPE_OBJECTBOUNDINGBOX && area instanceof GraphicElement) {
- SVGRect rect = ((GraphicElement)area).getBBox();
- if(rect != null) {
- theCoords = new Vector();
- SVGLength val;
- val = acx.getBaseVal();
- if(val.getUnitType() == SVGLength.SVG_LENGTHTYPE_PERCENTAGE
- || gradUnits == SVGUnitTypes.SVG_UNIT_TYPE_OBJECTBOUNDINGBOX) {
- theCoords.addElement(new Double(currentXPosition / 1000f
- + rect.getX() + val.getValue() * rect.getWidth()));
- } else {
- theCoords.addElement(new Double(currentXPosition / 1000f
- + val.getValue()));
- }
- val = acy.getBaseVal();
- if(val.getUnitType() == SVGLength.SVG_LENGTHTYPE_PERCENTAGE
- || gradUnits == SVGUnitTypes.SVG_UNIT_TYPE_OBJECTBOUNDINGBOX) {
- theCoords.addElement(new Double(currentYPosition / 1000f
- - rect.getY() - val.getValue() * rect.getHeight()));
- } else {
- theCoords.addElement(new Double(currentYPosition / 1000f
- - val.getValue()));
- }
- theCoords.addElement(new Double(0));
- val = afx.getBaseVal();
- if(val.getUnitType() == SVGLength.SVG_LENGTHTYPE_PERCENTAGE
- || gradUnits == SVGUnitTypes.SVG_UNIT_TYPE_OBJECTBOUNDINGBOX) {
- theCoords.addElement(new Double(currentXPosition / 1000f
- + rect.getX() + val.getValue() * rect.getWidth()));
- } else {
- theCoords.addElement(new Double(currentXPosition / 1000f
- + val.getValue()));
- }
- val = afy.getBaseVal();
- if(val.getUnitType() == SVGLength.SVG_LENGTHTYPE_PERCENTAGE
- || gradUnits == SVGUnitTypes.SVG_UNIT_TYPE_OBJECTBOUNDINGBOX) {
- theCoords.addElement(new Double(currentYPosition / 1000f
- - rect.getY() - val.getValue() * rect.getHeight()));
- } else {
- theCoords.addElement(new Double(currentYPosition / 1000f
- - val.getValue()));
- }
- val = ar.getBaseVal();
- if(val.getUnitType() == SVGLength.SVG_LENGTHTYPE_PERCENTAGE
- || gradUnits == SVGUnitTypes.SVG_UNIT_TYPE_OBJECTBOUNDINGBOX) {
- theCoords.addElement(new Double(val.getValue() * rect.getHeight()));
- } else {
- theCoords.addElement(new Double(val.getValue()));
- }
- }
- }
- if(theCoords == null) {
- // percentage values are expressed according to the viewport.
- SVGElement vp = ((GraphicElement)area).getNearestViewportElement();
- if(area instanceof GraphicElement) {
- SVGRect rect = ((GraphicElement)area).getBBox();
- if(rect != null) {
- theCoords = new Vector();
- SVGLength val = acx.getBaseVal();
- if(val.getUnitType() == SVGLength.SVG_LENGTHTYPE_PERCENTAGE
- || gradUnits == SVGUnitTypes.SVG_UNIT_TYPE_OBJECTBOUNDINGBOX) {
- theCoords.addElement(new Double(currentXPosition / 1000f + rect.getX() + val.getValue() * rect.getWidth()));
- } else {
- theCoords.addElement(new Double(currentXPosition / 1000f + val.getValue()));
- }
- val = acy.getBaseVal();
- if(val.getUnitType() == SVGLength.SVG_LENGTHTYPE_PERCENTAGE
- || gradUnits == SVGUnitTypes.SVG_UNIT_TYPE_OBJECTBOUNDINGBOX) {
- theCoords.addElement(new Double(currentYPosition / 1000f - rect.getY() - val.getValue() * rect.getHeight()));
- } else {
- theCoords.addElement(new Double(currentYPosition / 1000f - val.getValue()));
- }
- theCoords.addElement(new Double(0));
- val = afx.getBaseVal();
- if(val.getUnitType() == SVGLength.SVG_LENGTHTYPE_PERCENTAGE
- || gradUnits == SVGUnitTypes.SVG_UNIT_TYPE_OBJECTBOUNDINGBOX) {
- theCoords.addElement(new Double(currentXPosition / 1000f + rect.getX() + val.getValue() * rect.getWidth()));
- } else {
- theCoords.addElement(new Double(currentXPosition / 1000f + val.getValue()));
- }
- val = afy.getBaseVal();
- if(val.getUnitType() == SVGLength.SVG_LENGTHTYPE_PERCENTAGE
- || gradUnits == SVGUnitTypes.SVG_UNIT_TYPE_OBJECTBOUNDINGBOX) {
- theCoords.addElement(new Double(currentYPosition / 1000f - rect.getY() - val.getValue() * rect.getHeight()));
- } else {
- theCoords.addElement(new Double(currentYPosition / 1000f - val.getValue()));
- }
- val = ar.getBaseVal();
- if(val.getUnitType() == SVGLength.SVG_LENGTHTYPE_PERCENTAGE
- || gradUnits == SVGUnitTypes.SVG_UNIT_TYPE_OBJECTBOUNDINGBOX) {
- theCoords.addElement(new Double(val.getValue() * rect.getHeight()));
- } else {
- theCoords.addElement(new Double(val.getValue()));
- }
- }
- }
- }
- if(theCoords == null) {
- theCoords = new Vector();
- theCoords.addElement(new Double(currentXPosition / 1000f + acx.getBaseVal().getValue()));
- theCoords.addElement(new Double(currentYPosition / 1000f - acy.getBaseVal().getValue()));
- theCoords.addElement(new Double(0));
- theCoords.addElement(new Double(currentXPosition / 1000f + afx.getBaseVal().getValue())); // Fx
- theCoords.addElement(new Double(currentYPosition / 1000f - afy.getBaseVal().getValue())); // Fy
- theCoords.addElement(new Double(ar.getBaseVal().getValue()));
- }
- float lastoffset = 0;
- for(int count = 0; count < nl.getLength(); count++) {
- stop = (SVGStopElementImpl)nl.item(count);
- CSSValue cv = stop.getPresentationAttribute("stop-color");
- if(cv == null) {
- // maybe using color
- cv = stop.getPresentationAttribute("color");
- }
- if(cv == null) {
- // problems
- System.err.println("no stop-color or color in stop element");
- continue;
- }
- PDFColor color = new PDFColor(0, 0, 0);
- if(cv != null && cv.getValueType() == CSSValue.CSS_PRIMITIVE_VALUE) {
- if(((CSSPrimitiveValue)cv).getPrimitiveType() == CSSPrimitiveValue.CSS_RGBCOLOR) {
- RGBColor col = ((CSSPrimitiveValue)cv).getRGBColorValue();
- CSSPrimitiveValue val;
- val = col.getRed();
- float red = val.getFloatValue(CSSPrimitiveValue.CSS_NUMBER);
- val = col.getGreen();
- float green = val.getFloatValue(CSSPrimitiveValue.CSS_NUMBER);
- val = col.getBlue();
- float blue = val.getFloatValue(CSSPrimitiveValue.CSS_NUMBER);
- color = new PDFColor(red, green, blue);
- }
- }
- float offset = stop.getOffset().getBaseVal();
- // create bounds from last to offset
- lastoffset = offset;
- someColors.addElement(color);
- }
- PDFPattern myPat = this.pdfDoc.createGradient(true, aColorSpace, someColors,theBounds,theCoords);
-
- currentStream.add(myPat.getColorSpaceOut(fill));
- if(fill)
- di.fill = true;
- else
- di.stroke = true;
- }
-
- /*
- * This sets up the style for drawing objects.
- * Should only set style for elements that have changes.
- *
- */
- // need mask drawing
- class DrawingInstruction {
- boolean stroke = false;
- boolean nonzero = false; // non-zero fill rule "f*", "B*" operator
- boolean fill = false;
- int linecap = 0; // butt
- int linejoin = 0; // miter
- int miterwidth = 8;
- }
- protected DrawingInstruction applyStyle(SVGElement area, SVGStylable style)
- {
- DrawingInstruction di = new DrawingInstruction();
- CSSValue sp;
- sp = style.getPresentationAttribute("fill");
- if(sp != null) {
- if(sp.getValueType() == CSSValue.CSS_PRIMITIVE_VALUE) {
- if(((CSSPrimitiveValue)sp).getPrimitiveType() == CSSPrimitiveValue.CSS_RGBCOLOR) {
- RGBColor col = ((CSSPrimitiveValue)sp).getRGBColorValue();
- CSSPrimitiveValue val;
- val = col.getRed();
- float red = val.getFloatValue(CSSPrimitiveValue.CSS_NUMBER);
- val = col.getGreen();
- float green = val.getFloatValue(CSSPrimitiveValue.CSS_NUMBER);
- val = col.getBlue();
- float blue = val.getFloatValue(CSSPrimitiveValue.CSS_NUMBER);
- PDFColor fillColour = new PDFColor(red, green, blue);
- currentColour = fillColour;
- currentStream.add(fillColour.getColorSpaceOut(true));
- di.fill = true;
- } else if(((CSSPrimitiveValue)sp).getPrimitiveType() == CSSPrimitiveValue.CSS_URI) {
- // gradient
- String str = ((CSSPrimitiveValue)sp).getCssText();
- handleGradient(str, di, true, area);
- } else if(((CSSPrimitiveValue)sp).getPrimitiveType() == CSSPrimitiveValue.CSS_STRING) {
- String str = ((CSSPrimitiveValue)sp).getCssText();
- if(str.equals("none")) {
- di.fill = false;
- } else if(str.equals("currentColor")) {
- currentStream.add(currentColour.getColorSpaceOut(true));
- di.fill = true;
-// } else {
-// handleGradient(str, true, area);
- }
- }
- }
- } else {
- PDFColor fillColour = new PDFColor(0, 0, 0);
- currentStream.add(fillColour.getColorSpaceOut(true));
- }
- sp = style.getPresentationAttribute("fill-rule");
- if(sp != null) {
- if(sp.getValueType() == CSSValue.CSS_PRIMITIVE_VALUE) {
- if(((CSSPrimitiveValue)sp).getPrimitiveType() == CSSPrimitiveValue.CSS_STRING) {
- if(sp.getCssText().equals("nonzero")) {
- di.nonzero = true;
- }
- }
- }
- } else {
- }
- sp = style.getPresentationAttribute("stroke");
- if(sp != null) {
- if(sp.getValueType() == CSSValue.CSS_PRIMITIVE_VALUE) {
- if(((CSSPrimitiveValue)sp).getPrimitiveType() == CSSPrimitiveValue.CSS_RGBCOLOR) {
- RGBColor col = ((CSSPrimitiveValue)sp).getRGBColorValue();
- CSSPrimitiveValue val;
- val = col.getRed();
- float red = val.getFloatValue(CSSPrimitiveValue.CSS_NUMBER);
- val = col.getGreen();
- float green = val.getFloatValue(CSSPrimitiveValue.CSS_NUMBER);
- val = col.getBlue();
- float blue = val.getFloatValue(CSSPrimitiveValue.CSS_NUMBER);
- PDFColor fillColour = new PDFColor(red, green, blue);
- currentStream.add(fillColour.getColorSpaceOut(false));
- di.stroke = true;
- } else if(((CSSPrimitiveValue)sp).getPrimitiveType() == CSSPrimitiveValue.CSS_URI) {
- // gradient
- String str = ((CSSPrimitiveValue)sp).getCssText();
- handleGradient(str, di, false, area);
- } else if(((CSSPrimitiveValue)sp).getPrimitiveType() == CSSPrimitiveValue.CSS_STRING) {
- String str = ((CSSPrimitiveValue)sp).getCssText();
- if(str.equals("none")) {
- di.stroke = false;
-// } else {
-// handleGradient(str, false, area);
- }
- }
- }
- } else {
- PDFColor fillColour = new PDFColor(0, 0, 0);
- currentStream.add(fillColour.getColorSpaceOut(false));
- }
- sp = style.getPresentationAttribute("stroke-linecap");
- if(sp != null) {
- if(sp.getValueType() == CSSValue.CSS_PRIMITIVE_VALUE) {
- if(((CSSPrimitiveValue)sp).getPrimitiveType() == CSSPrimitiveValue.CSS_STRING) {
- String str = sp.getCssText();
- // butt, round ,square
- if(str.equals("butt")) {
- currentStream.add(0 + " J\n");
- } else if(str.equals("round")) {
- currentStream.add(1 + " J\n");
- } else if(str.equals("square")) {
- currentStream.add(2 + " J\n");
- }
- }
- }
- } else {
- }
- sp = style.getPresentationAttribute("stroke-linejoin");
- if(sp != null) {
- if(sp.getValueType() == CSSValue.CSS_PRIMITIVE_VALUE) {
- if(((CSSPrimitiveValue)sp).getPrimitiveType() == CSSPrimitiveValue.CSS_STRING) {
- String str = sp.getCssText();
- if(str.equals("miter")) {
- currentStream.add(0 + " j\n");
- } else if(str.equals("round")) {
- currentStream.add(1 + " j\n");
- } else if(str.equals("bevel")) {
- currentStream.add(2 + " j\n");
- }
- }
- }
- } else {
- }
- sp = style.getPresentationAttribute("stroke-miterlimit");
- if(sp != null) {
- if(sp.getValueType() == CSSValue.CSS_PRIMITIVE_VALUE) {
- float width;
- width = ((CSSPrimitiveValue)sp).getFloatValue(CSSPrimitiveValue.CSS_PT);
- PDFNumber pdfNumber = new PDFNumber();
- currentStream.add(pdfNumber.doubleOut(width) + " M\n");
- }
- } else {
- }
- sp = style.getPresentationAttribute("stroke-width");
- if(sp != null) {
- if(sp.getValueType() == CSSValue.CSS_PRIMITIVE_VALUE) {
- float width;
- width = ((CSSPrimitiveValue)sp).getFloatValue(CSSPrimitiveValue.CSS_PT);
- PDFNumber pdfNumber = new PDFNumber();
- currentStream.add(pdfNumber.doubleOut(width) + " w\n");
- }
- }
- sp = style.getPresentationAttribute("stroke-dasharray");
- if(sp != null) {
- if(sp.getValueType() == CSSValue.CSS_VALUE_LIST) {
- currentStream.add("[ ");
- CSSValueList list = (CSSValueList)sp;
- for(int count = 0; count < list.getLength(); count++) {
- CSSValue val = list.item(count);
- if(val.getValueType() == CSSValue.CSS_PRIMITIVE_VALUE) {
- currentStream.add(((CSSPrimitiveValue)val).getFloatValue(CSSPrimitiveValue.CSS_NUMBER) + " ");
- }
- }
- currentStream.add("] ");
- sp = style.getPresentationAttribute("stroke-offset");
- if(sp != null && sp.getValueType() == CSSValue.CSS_PRIMITIVE_VALUE) {
- currentStream.add(((CSSPrimitiveValue)sp).getFloatValue(CSSPrimitiveValue.CSS_NUMBER) + " d\n");
- } else {
- currentStream.add("0 d\n");
- }
- }
-/* Vector list;
- list = (Vector)sp;
- currentStream.add("[ ");
- for(Enumeration e = list.elements(); e.hasMoreElements(); ) {
- Integer val = (Integer)e.nextElement();
- currentStream.add(val.intValue() + " ");
- }
- sp = style.getPropertyCSSValue("stroke-offset");
- if(sp != null) {
- float width;
- width = ((SVGLengthImpl)sp).getValue();
- PDFNumber pdfNumber = new PDFNumber();
- currentStream.add("] " + pdfNumber.doubleOut(width) + " d\n");
- } else {
- currentStream.add("] 0 d\n");
- }*/
-
- }
- sp = style.getPresentationAttribute("mask");
- if(sp != null) {
- String maskurl;
- if(sp.getValueType() == CSSValue.CSS_PRIMITIVE_VALUE) {
- if(((CSSPrimitiveValue)sp).getPrimitiveType() == CSSPrimitiveValue.CSS_STRING) {
- maskurl = ((CSSPrimitiveValue)sp).getCssText();
-// System.out.println("mask: " + maskurl);
- // get def of mask and set mask
- SVGElement graph = null;
- graph = locateDef(maskurl, area);
- if(graph != null) {
- System.out.println("mask: " + graph);
-// SVGElement parent = graph.getGraphicParent();
-// graph.setParent(area);
-// renderElement(svgarea, graph, posx, posy);
-// graph.setParent(parent);
- }
- }
- }
- }
- return di;
- }
-
- // need to transform about the origin of the current object
- protected void applyTransform(SVGAnimatedTransformList trans, SVGRect bbox)
- {
- // need to rotate and scale about the bbox top left
- PDFNumber pdfNumber = new PDFNumber();
- if(bbox != null) {
-// currentStream.add("1 0 0 1 " + pdfNumber.doubleOut(bbox.getX()) + " " + pdfNumber.doubleOut(bbox.getY()) + " cm\n");
- }
- SVGTransformList list = trans.getBaseVal();
- for(int count = 0; count < list.getNumberOfItems(); count++) {
- SVGMatrix matrix = ((SVGTransform)list.getItem(count)).getMatrix();
- currentStream.add(pdfNumber.doubleOut(matrix.getA()) + " " + pdfNumber.doubleOut(matrix.getB()) + " " + pdfNumber.doubleOut(matrix.getC())
- + " " + pdfNumber.doubleOut(matrix.getD()) + " " + pdfNumber.doubleOut(matrix.getE()) + " " + pdfNumber.doubleOut(matrix.getF()) + " cm\n");
- }
- if(bbox != null) {
-// currentStream.add("1 0 0 1 " + pdfNumber.doubleOut(-bbox.getX()) + " " + pdfNumber.doubleOut(-bbox.getY()) + " cm\n");
- }
- }
-
- public void renderElement(FontState fontState, SVGElement area, int posx, int posy)
- {
- int x = posx;
- int y = posy;
-// CSSStyleDeclaration style = null;
-// if(area instanceof SVGStylable)
-// style = ((SVGStylable)area).getStyle();
- DrawingInstruction di = null;
-
- currentStream.add("q\n");
- if(area instanceof SVGTransformable) {
- SVGTransformable tf = (SVGTransformable)area;
- SVGAnimatedTransformList trans = tf.getTransform();
- SVGRect bbox = tf.getBBox();
- if(trans != null) {
- applyTransform(trans, bbox);
- }
- }
-
- if(area instanceof SVGStylable) {
- di = applyStyle(area, (SVGStylable)area);
- }
-
- if (area instanceof SVGRectElement) {
- SVGRectElement rg = (SVGRectElement)area;
- float rectx = rg.getX().getBaseVal().getValue();
- float recty = rg.getY().getBaseVal().getValue();
- float rx = rg.getRx().getBaseVal().getValue();
- float ry = rg.getRy().getBaseVal().getValue();
- float rw = rg.getWidth().getBaseVal().getValue();
- float rh = rg.getHeight().getBaseVal().getValue();
- addRect(rectx, recty, rw, rh, rx, ry, di);
- } else if (area instanceof SVGLineElement) {
- SVGLineElement lg = (SVGLineElement)area;
- float x1 = lg.getX1().getBaseVal().getValue();
- float y1 = lg.getY1().getBaseVal().getValue();
- float x2 = lg.getX2().getBaseVal().getValue();
- float y2 = lg.getY2().getBaseVal().getValue();
- addLine(x1,y1,x2,y2, di);
- } else if (area instanceof SVGTextElementImpl) {
-// currentStream.add("q\n");
-// currentStream.add(1 + " " + 0 + " " + 0 + " " + 1 + " " + 0 + " " + 0 + " cm\n");
- currentStream.add("BT\n");
- renderText(fontState, (SVGTextElementImpl)area, 0, 0, di);
- currentStream.add("ET\n");
-// currentStream.add("Q\n");
- } else if (area instanceof SVGCircleElement) {
- SVGCircleElement cg = (SVGCircleElement)area;
- float cx = cg.getCx().getBaseVal().getValue();
- float cy = cg.getCy().getBaseVal().getValue();
- float r = cg.getR().getBaseVal().getValue();
- addCircle(cx,cy,r, di);
- } else if (area instanceof SVGEllipseElement) {
- SVGEllipseElement cg = (SVGEllipseElement)area;
- float cx = cg.getCx().getBaseVal().getValue();
- float cy = cg.getCy().getBaseVal().getValue();
- float rx = cg.getRx().getBaseVal().getValue();
- float ry = cg.getRy().getBaseVal().getValue();
- addEllipse(cx,cy,rx,ry, di);
- } else if (area instanceof SVGPathElementImpl) {
- addPath(((SVGPathElementImpl)area).pathElements, posx, posy, di);
- } else if (area instanceof SVGPolylineElementImpl) {
- addPolyline(((SVGPolylineElementImpl)area).points, posx, posy, di, false);
- } else if (area instanceof SVGPolygonElementImpl) {
- addPolyline(((SVGPolygonElementImpl)area).points, posx, posy, di, true);
- } else if (area instanceof SVGGElementImpl) {
- renderGArea(fontState, (SVGGElementImpl)area, x, y);
- } else if(area instanceof SVGUseElementImpl) {
- SVGUseElementImpl ug = (SVGUseElementImpl)area;
- String ref = ug.link;
-// ref = ref.substring(1, ref.length());
- SVGElement graph = null;
- graph = locateDef(ref, ug);
- if(graph != null) {
- // probably not the best way to do this, should be able
- // to render without the style being set.
-// SVGElement parent = graph.getGraphicParent();
-// graph.setParent(area);
- // need to clip (if necessary) to the use area
- // the style of the linked element is as if it was
- // a direct descendant of the use element.
-
- // scale to the viewBox
-
- if(graph instanceof SVGSymbolElement) {
- currentStream.add("q\n");
- SVGSymbolElement symbol = (SVGSymbolElement)graph;
- SVGRect view = symbol.getViewBox().getBaseVal();
- float usex = ug.getX().getBaseVal().getValue();
- float usey = ug.getY().getBaseVal().getValue();
- float usewidth = ug.getWidth().getBaseVal().getValue();
- float useheight = ug.getHeight().getBaseVal().getValue();
- float scaleX;
- float scaleY;
- scaleX = usewidth / view.getWidth();
- scaleY = useheight / view.getHeight();
- currentStream.add(usex + " " + usey + " m\n");
- currentStream.add((usex + usewidth) + " " + usey + " l\n");
- currentStream.add((usex + usewidth) + " " + (usey + useheight) + " l\n");
- currentStream.add(usex + " " + (usey + useheight) + " l\n");
- currentStream.add("h\n");
- currentStream.add("W\n");
- currentStream.add("n\n");
- currentStream.add(scaleX + " 0 0 " + scaleY + " "
- + usex + " " + usey + " cm\n");
- renderSymbol(fontState, symbol, posx, posy);
- currentStream.add("Q\n");
- } else {
- renderElement(fontState, graph, posx, posy);
- }
-// graph.setParent(parent);
- } else {
- MessageHandler.logln("Use Element: " + ref + " not found");
- }
- } else if (area instanceof SVGImageElementImpl) {
- SVGImageElementImpl ig = (SVGImageElementImpl)area;
- renderImage(fontState, ig.link, ig.x, ig.y, ig.width, ig.height);
- } else if (area instanceof SVGSVGElement) {
- // the x and y pos will be wrong!
- currentStream.add("q\n");
- SVGSVGElement svgel = (SVGSVGElement)area;
- float svgx = 0;
- if(svgel.getX() != null)
- svgx = svgel.getX().getBaseVal().getValue();
- float svgy = 0;
- if(svgel.getY() != null)
- svgy = svgel.getY().getBaseVal().getValue();
- currentStream.add(1 + " 0 0 " + 1 + " "
- + svgx + " " + svgy + " cm\n");
- renderSVG(fontState, svgel, (int)(x + 1000 * svgx), (int)(y + 1000 * svgy));
- currentStream.add("Q\n");
-// } else if (area instanceof SVGSymbolElement) {
-// 'symbol' element is not rendered (except by 'use')
- } else if (area instanceof SVGAElement) {
- SVGAElement ael = (SVGAElement)area;
- org.w3c.dom.NodeList nl = ael.getChildNodes();
- for(int count = 0; count < nl.getLength(); count++) {
- org.w3c.dom.Node n = nl.item(count);
- if(n instanceof SVGElement) {
- if(n instanceof GraphicElement) {
- SVGRect rect = ((GraphicElement)n).getBBox();
- if(rect != null) {
-/* currentAnnotList = this.pdfDoc.makeAnnotList();
- currentPage.setAnnotList(currentAnnotList);
- String dest = linkSet.getDest();
- int linkType = linkSet.getLinkType();
- currentAnnotList.addLink(
- this.pdfDoc.makeLink(lrect.getRectangle(), dest, linkType));
- currentAnnotList = null;
-*/ }
- }
- renderElement(fontState, (SVGElement)n, posx, posy);
- }
- }
- } else if (area instanceof SVGSwitchElement) {
- handleSwitchElement(fontState, posx, posy, (SVGSwitchElement)area);
- }
- // should be done with some cleanup code, so only
- // required values are reset.
- currentStream.add("Q\n");
- }
-
- /**
- * Todo: underline, linethrough, textpath, tref
- */
- public void renderText(FontState fontState, SVGTextElementImpl tg, float x, float y, DrawingInstruction di)
- {
- SVGTextRenderer str = new SVGTextRenderer(fontState, tg, x, y);
- if(di.fill) {
- if(di.stroke) {
- currentStream.add("2 Tr\n");
- } else {
- currentStream.add("0 Tr\n");
- }
- } else if(di.stroke) {
- currentStream.add("1 Tr\n");
- }
- str.renderText(tg);
- }
-
- protected float addSVGStr(FontState fs, float currentX, String str, boolean spacing)
- {
- boolean inbetween = false;
- boolean addedspace = false;
- StringBuffer pdf = new StringBuffer();
- for (int i=0; i < str.length(); i++) {
- char ch = str.charAt(i);
- if (ch > 127) {
- pdf = pdf.append("\\");
- pdf = pdf.append(Integer.toOctalString((int)ch));
- currentX += fs.width(ch) / 1000f;
- inbetween = true;
- addedspace = false;
- } else {
- switch (ch) {
- case '(' :
- pdf = pdf.append("\\(");
- currentX += fs.width(ch) / 1000f;
- inbetween = true;
- addedspace = false;
- break;
- case ')' :
- pdf = pdf.append("\\)");
- currentX += fs.width(ch) / 1000f;
- inbetween = true;
- addedspace = false;
- break;
- case '\\' :
- pdf = pdf.append("\\\\");
- currentX += fs.width(ch) / 1000f;
- inbetween = true;
- addedspace = false;
- break;
- case ' ':
- case ' ':
- if(spacing) {
- pdf = pdf.append(' ');
- currentX += fs.width(' ') / 1000f;
- } else {
- if(inbetween && !addedspace) {
- addedspace = true;
- pdf = pdf.append(' ');
- currentX += fs.width(' ') / 1000f;
- }
- }
- break;
- case '\n':
- case '\r':
- if(spacing) {
- pdf = pdf.append(' ');
- currentX += fs.width(' ') / 1000f;
- }
- break;
- default:
- addedspace = false;
- pdf = pdf.append(ch);
- currentX += fs.width(ch) / 1000f;
- inbetween = true;
- break;
- }
- }
- }
- currentStream.add(pdf.toString());
- return currentX;
- }
-
- /**
- * Locates a defined element in an svg document.
- * Either gets the element defined by its "id" in the current
- * SVGDocument, or if the uri reference is to an external
- * document it loads the document and returns the element.
- */
- protected SVGElement locateDef(String ref, SVGElement currentElement)
- {
- int pos;
- ref = ref.trim();
- pos = ref.indexOf("#");
- if(pos == 0) {
- // local doc
- Document doc = currentElement.getOwnerDocument();
- Element ele = doc.getElementById(ref.substring(1, ref.length()));
- if(ele instanceof SVGElement) {
- return (SVGElement)ele;
- }
- } else if(pos != -1) {
- String href = ref.substring(0, pos);
- if(href.indexOf(":") == -1) {
- href = "file:" + href;
- }
- try {
- // this is really only to get a cached svg image
- FopImage img = FopImageFactory.Make(href);
- if(img instanceof SVGImage) {
- SVGDocument doc = ((SVGImage)img).getSVGDocument();
- Element ele = doc.getElementById(ref.substring(pos + 1, ref.length()));
- if(ele instanceof SVGElement) {
- return (SVGElement)ele;
- }
- }
- } catch(Exception e) {
- System.out.println(e);
- }
- }
- return null;
- }
-
- /**
- * This class is used to handle the rendering of svg text.
- * This is so that it can deal with the recursive rendering
- * of text markup, while keeping track of the state and position.
- */
- class SVGTextRenderer {
- FontState fs;
- String transstr;
- float currentX;
- float currentY;
- float baseX;
- float baseY;
- SVGMatrix matrix;
- float x;
- float y;
-
- SVGTextRenderer(FontState fontState, SVGTextElementImpl tg, float x, float y)
- {
- fs = fontState;
-
- PDFNumber pdfNumber = new PDFNumber();
- SVGTransformList trans = tg.getTransform().getBaseVal();
- matrix = trans.consolidate().getMatrix();
- transstr = (pdfNumber.doubleOut(matrix.getA())
- + " " + pdfNumber.doubleOut(matrix.getB())
- + " " + pdfNumber.doubleOut(matrix.getC())
- + " " + pdfNumber.doubleOut(-matrix.getD()) + " ");
- this.x = x;
- this.y = y;
- }
-
- void renderText(SVGTextElementImpl te)
- {
- DrawingInstruction di = applyStyle(te, te);
- if(di.fill) {
- if(di.stroke) {
- currentStream.add("2 Tr\n");
- } else {
- currentStream.add("0 Tr\n");
- }
- } else if(di.stroke) {
- currentStream.add("1 Tr\n");
- }
- updateFont(te, fs);
-
- float tx = te.x;
- float ty = te.y;
- currentX = x + tx;
- currentY = y + ty;
- baseX = currentX;
- baseY = currentY;
- NodeList nodel = te.getChildNodes();
-// Vector list = te.textList;
- for(int count = 0; count < nodel.getLength(); count++) {
- Object o = nodel.item(count);
- applyStyle(te, te);
- if(o instanceof CharacterData) {
- String str = ((CharacterData)o).getData();
- currentStream.add(transstr
- + (currentX + matrix.getE()) + " "
- + (baseY + matrix.getF()) + " Tm "
- + "(");
- boolean spacing = "preserve".equals(te.getXMLspace());
- currentX = addSVGStr(fs, currentX, str, spacing);
- currentStream.add(") Tj\n");
- } else if(o instanceof SVGTextPathElementImpl) {
- SVGTextPathElementImpl tpg = (SVGTextPathElementImpl)o;
- String ref = tpg.str;
- SVGElement graph = null;
- graph = locateDef(ref, tpg);
- if(graph instanceof SVGPathElementImpl) {
- // probably not the best way to do this, should be able
- // to render without the style being set.
-// GraphicImpl parent = graph.getGraphicParent();
-// graph.setParent(tpg);
- // set text path??
- // how should this work
-// graph.setParent(parent);
- }
- } else if(o instanceof SVGTRefElementImpl) {
- SVGTRefElementImpl trg = (SVGTRefElementImpl)o;
- String ref = trg.ref;
- SVGElement element = locateDef(ref, trg);
- if(element instanceof SVGTextElementImpl) {
-// GraphicImpl parent = graph.getGraphicParent();
-// graph.setParent(trg);
- SVGTextElementImpl tele = (SVGTextElementImpl)element;
- // the style should be from tele, but it needs to be placed as a child
- // of trg to work
- di = applyStyle(trg, trg);
- if(di.fill) {
- if(di.stroke) {
- currentStream.add("2 Tr\n");
- } else {
- currentStream.add("0 Tr\n");
- }
- } else if(di.stroke) {
- currentStream.add("1 Tr\n");
- }
- boolean changed = false;
- FontState oldfs = fs;
- changed = updateFont(te, fs);
- NodeList nl = tele.getChildNodes();
- boolean spacing = "preserve".equals(trg.getXMLspace());
- renderTextNodes(spacing, nl, trg.getX().getBaseVal(), trg.getY().getBaseVal(), trg.getDx().getBaseVal(), trg.getDy().getBaseVal());
-
- if(changed) {
- fs = oldfs;
- currentStream.add("/" + fs.getFontName() + " " + fs.getFontSize() / 1000f + " Tf\n");
- }
-// graph.setParent(parent);
- }
- } else if(o instanceof SVGTSpanElementImpl) {
- SVGTSpanElementImpl tsg = (SVGTSpanElementImpl)o;
- applyStyle(tsg, tsg);
- boolean changed = false;
- FontState oldfs = fs;
- changed = updateFont(tsg, fs);
- boolean spacing = "preserve".equals(tsg.getXMLspace());
- renderTextNodes(spacing, tsg.getChildNodes(), tsg.getX().getBaseVal(), tsg.getY().getBaseVal(), tsg.getDx().getBaseVal(), tsg.getDy().getBaseVal());
-
-// currentX += fs.width(' ') / 1000f;
- if(changed) {
- fs = oldfs;
- currentStream.add("/" + fs.getFontName() + " " + fs.getFontSize() / 1000f + " Tf\n");
- }
- } else {
- System.err.println("Error: unknown text element " + o);
- }
- }
- }
-
- void renderTextNodes(boolean spacing, NodeList nl, SVGLengthList xlist, SVGLengthList ylist, SVGLengthList dxlist, SVGLengthList dylist)
- {
- boolean inbetween = false;
- boolean addedspace = false;
- int charPos = 0;
- float xpos = currentX;
- float ypos = currentY;
-
- for(int count = 0; count < nl.getLength(); count++) {
- Node n = nl.item(count);
- if(n instanceof CharacterData) {
- StringBuffer pdf = new StringBuffer();
- String str = ((CharacterData)n).getData();
- for (int i=0; i < str.length(); i++) {
- char ch = str.charAt(i);
- xpos = currentX;
- ypos = currentY;
- if(ylist.getNumberOfItems() > charPos) {
- ypos = baseY + ((Float)ylist.getItem(charPos)).floatValue();
- }
- if(dylist.getNumberOfItems() > charPos) {
- ypos = ypos + ((Float)dylist.getItem(charPos)).floatValue();
- }
- if(xlist.getNumberOfItems() > charPos) {
- xpos = baseX + ((Float)xlist.getItem(charPos)).floatValue();
- }
- if(dxlist.getNumberOfItems() > charPos) {
- xpos = xpos + ((Float)dxlist.getItem(charPos)).floatValue();
- }
- if (ch > 127) {
- pdf = pdf.append(transstr
- + (xpos + matrix.getE()) + " "
- + (ypos + matrix.getF()) + " Tm "
- + "(" + "\\" + Integer.toOctalString((int)ch) + ") Tj\n");
- currentX = xpos + fs.width(ch) / 1000f;
- currentY = ypos;
- charPos++;
- inbetween = true;
- addedspace = false;
- } else {
- switch (ch) {
- case '(' :
- pdf = pdf.append(transstr
- + (xpos + matrix.getE()) + " "
- + (ypos + matrix.getF()) + " Tm "
- + "(" + "\\(" + ") Tj\n");
- currentX = xpos + fs.width(ch) / 1000f;
- currentY = ypos;
- charPos++;
- inbetween = true;
- addedspace = false;
- break;
- case ')' :
- pdf = pdf.append(transstr
- + (xpos + matrix.getE()) + " "
- + (ypos + matrix.getF()) + " Tm "
- + "(" + "\\)" + ") Tj\n");
- currentX = xpos + fs.width(ch) / 1000f;
- currentY = ypos;
- charPos++;
- inbetween = true;
- addedspace = false;
- break;
- case '\\' :
- pdf = pdf.append(transstr
- + (xpos + matrix.getE()) + " "
- + (ypos + matrix.getF()) + " Tm "
- + "(" + "\\\\" + ") Tj\n");
- currentX = xpos + fs.width(ch) / 1000f;
- currentY = ypos;
- charPos++;
- inbetween = true;
- addedspace = false;
- break;
- case ' ':
- case ' ':
- if(spacing) {
- currentX = xpos + fs.width(' ') / 1000f;
- currentY = ypos;
- charPos++;
- } else {
- if(inbetween && !addedspace) {
- addedspace = true;
- currentX = xpos + fs.width(' ') / 1000f;
- currentY = ypos;
- charPos++;
- }
- }
- break;
- case '\n':
- case '\r':
- if(spacing) {
- currentX = xpos + fs.width(' ') / 1000f;
- currentY = ypos;
- charPos++;
- }
- break;
- default:
- addedspace = false;
- pdf = pdf.append(transstr
- + (xpos + matrix.getE()) + " "
- + (ypos + matrix.getF()) + " Tm "
- + "(" + ch + ") Tj\n");
- currentX = xpos + fs.width(ch) / 1000f;
- currentY = ypos;
- charPos++;
- inbetween = true;
- break;
- }
- }
- currentStream.add(pdf.toString());
- }
- }
- }
- }
-
- protected boolean updateFont(SVGStylable style, FontState fs)
- {
- boolean changed = false;
- String fontFamily = fs.getFontFamily();
- CSSValue sp = style.getPresentationAttribute("font-family");
- if(sp != null && sp.getValueType() == CSSValue.CSS_PRIMITIVE_VALUE) {
- if(((CSSPrimitiveValue)sp).getPrimitiveType() == CSSPrimitiveValue.CSS_STRING) {
- fontFamily = sp.getCssText();
- }
- }
- if(!fontFamily.equals(fs.getFontFamily())) {
- changed = true;
- }
- String fontStyle = fs.getFontStyle();
- sp = style.getPresentationAttribute("font-style");
- if(sp != null && sp.getValueType() == CSSValue.CSS_PRIMITIVE_VALUE) {
- if(((CSSPrimitiveValue)sp).getPrimitiveType() == CSSPrimitiveValue.CSS_STRING) {
- fontStyle = sp.getCssText();
- }
- }
- if(!fontStyle.equals(fs.getFontStyle())) {
- changed = true;
- }
- String fontWeight = fs.getFontWeight();
- sp = style.getPresentationAttribute("font-weight");
- if(sp != null && sp.getValueType() == CSSValue.CSS_PRIMITIVE_VALUE) {
- if(((CSSPrimitiveValue)sp).getPrimitiveType() == CSSPrimitiveValue.CSS_STRING) {
- fontWeight = sp.getCssText();
- }
- }
- if(!fontWeight.equals(fs.getFontWeight())) {
- changed = true;
- }
- float newSize = fs.getFontSize() / 1000f;
- sp = style.getPresentationAttribute("font-size");
- if(sp != null && sp.getValueType() == CSSValue.CSS_PRIMITIVE_VALUE) {
-// if(((CSSPrimitiveValue)sp).getPrimitiveType() == CSSPrimitiveValue.CSS_NUMBER) {
- newSize = ((CSSPrimitiveValue)sp).getFloatValue(CSSPrimitiveValue.CSS_PT);
-// }
- }
- if(fs.getFontSize() / 1000f != newSize) {
- changed = true;
- }
- if(changed) {
- try {
- fs = new FontState(fs.getFontInfo(), fontFamily, fontStyle,
- fontWeight, (int)(newSize * 1000));
- } catch(Exception fope) {
- }
- this.fs = fs;
-
- currentStream.add("/" + fs.getFontName() + " " + newSize + " Tf\n");
- } else {
- if(!currentFontName.equals(fs.getFontName()) || currentFontSize != fs.getFontSize()) {
-// currentFontName = fs.getFontName();
-// currentFontSize = fs.getFontSize();
- currentStream.add("/" + fs.getFontName() + " " + (fs.getFontSize()/1000) + " Tf\n");
- }
- }
- return changed;
- }
- }
}
projects / xmlgraphics-fop.git / commitdiff