package example; import com.artifex.mupdf.fitz.*; public class TraceDevice extends Device implements PathWalker, TextWalker { public String traceColor(ColorSpace cs, float color[], float alpha) { String s = cs + " ["; int i; for (i = 0; i < color.length; ++i) { if (i > 0) s += " "; s += color[i]; } return s + "] " + alpha; } public String traceStroke(StrokeState stroke) { return "c=" + stroke.getStartCap() + "," + stroke.getDashCap() + "," + stroke.getEndCap() + " j=" + stroke.getLineJoin() + " m=" + stroke.getMiterLimit() + " l=" + stroke.getLineWidth(); } public void moveTo(float x, float y) { System.out.println("moveto " + x + " " + y); } public void lineTo(float x, float y) { System.out.println("lineto " + x + " " + y); } public void curveTo(float cx1, float cy1, float cx2, float cy2, float ex, float ey) { System.out.println("curveto " + cx1 + " " + cy1 + " " + cx2 + " " + cy2 + " " + ex + " " + ey); } public void closePath() { System.out.println("closepath"); } public void showGlyph(Font font, Matrix trm, int glyph, int unicode, boolean wmode) { System.out.println("glyph '" + (char)unicode + "' " + glyph + "\t" + font + " " + trm); } public void tracePath(Path path) { path.walk(this); } public void traceText(Text text) { text.walk(this); } public void fillPath(Path path, boolean evenOdd, Matrix ctm, ColorSpace cs, float color[], float alpha) { System.out.println("fillPath " + evenOdd + " " + ctm + " " + traceColor(cs, color, alpha)); tracePath(path); } public void strokePath(Path path, StrokeState stroke, Matrix ctm, ColorSpace cs, float color[], float alpha) { System.out.println("strokePath " + traceStroke(stroke) + " " + ctm + " " + traceColor(cs, color, alpha)); tracePath(path); } public void clipPath(Path path, Rect rect, boolean evenOdd, Matrix ctm) { System.out.println("clipPath " + evenOdd + " " + ctm); tracePath(path); } public void clipStrokePath(Path path, Rect rect, StrokeState stroke, Matrix ctm) { System.out.println("clipStrokePath " + traceStroke(stroke) + " " + ctm); tracePath(path); } public void fillText(Text text, Matrix ctm, ColorSpace cs, float color[], float alpha) { System.out.println("fillText " + ctm + " " + traceColor(cs, color, alpha)); traceText(text); } public void strokeText(Text text, StrokeState stroke, Matrix ctm, ColorSpace cs, float color[], float alpha) { System.out.println("strokeText " + ctm + " " + traceStroke(stroke) + " " + traceColor(cs, color, alpha)); traceText(text); } public void clipText(Text text, Matrix ctm) { System.out.println("clipText " + ctm); traceText(text); } public void clipStrokeText(Text text, StrokeState stroke, Matrix ctm) { System.out.println("clipStrokeText " + ctm + " " + traceStroke(stroke)); traceText(text); } public void ignoreText(Text text, Matrix ctm) { System.out.println("ignoreText " + ctm); traceText(text); } public void fillShade(Shade shd, Matrix ctm, float alpha) { System.out.println("fillShade " + ctm + " " + alpha); } public void fillImage(Image img, Matrix ctm, float alpha) { System.out.println("fillImage " + ctm + " " + alpha); } public void fillImageMask(Image img, Matrix ctm, ColorSpace cs, float color[], float alpha) { System.out.println("fillImageMask " + ctm + " " + traceColor(cs, color, alpha)); } public void clipImageMask(Image img, Rect rect, Matrix ctm) { System.out.println("clipImageMask " + ctm + " " + rect); } public void popClip() { System.out.println("popClip"); } public void beginMask(Rect rect, boolean luminosity, ColorSpace cs, float bc[]) { System.out.println("beginMask r=" + rect + " l=" + luminosity + " " + traceColor(cs, bc, 1)); } public void endMask() { System.out.println("endMask"); } public void beginGroup(Rect rect, boolean isolated, boolean knockout, int blendmode, float alpha) { System.out.println("beginGroup r=" + rect + " i=" + isolated + " k=" + knockout + " bm=" + blendmode + " a=" + alpha); } public void endGroup() { System.out.println("endGroup"); } public int beginTile(Rect area, Rect view, float xstep, float ystep, Matrix ctm, int id) { System.out.println("beginTile"); return 0; } public void endTile() { System.out.println("endTile"); } public static void main(String[] args) { Document doc = new Document("pdfref17.pdf"); Page page = doc.loadPage(1144); TraceDevice dev = new TraceDevice(); page.run(dev, new Matrix()); } }