private ArrayList<Shape> getSelectedTextBounds() {
   Page currentPage = pageViewComponent.getPage();
   ArrayList<Shape> highlightBounds = null;
   if (currentPage != null && currentPage.isInitiated()) {
     try {
       PageText pageText = currentPage.getViewText();
       if (pageText != null) {
         // get page transformation
         AffineTransform pageTransform =
             currentPage.getPageTransform(
                 documentViewModel.getPageBoundary(),
                 documentViewModel.getViewRotation(),
                 documentViewModel.getViewZoom());
         // paint the sprites
         GeneralPath textPath;
         ArrayList<LineText> pageLines = pageText.getPageLines();
         if (pageLines != null) {
           for (LineText lineText : pageLines) {
             java.util.List<WordText> words = lineText.getWords();
             if (words != null) {
               for (WordText wordText : words) {
                 // paint whole word
                 if (wordText.isSelected() || wordText.isHighlighted()) {
                   textPath = new GeneralPath(wordText.getBounds());
                   textPath.transform(pageTransform);
                   // paint highlight over any selected
                   if (wordText.isSelected()) {
                     if (highlightBounds == null) {
                       highlightBounds = new ArrayList<Shape>();
                     }
                     highlightBounds.add(textPath.getBounds2D());
                   }
                 }
                 // check children
                 else {
                   for (GlyphText glyph : wordText.getGlyphs()) {
                     if (glyph.isSelected()) {
                       textPath = new GeneralPath(glyph.getBounds());
                       textPath.transform(pageTransform);
                       if (highlightBounds == null) {
                         highlightBounds = new ArrayList<Shape>();
                       }
                       highlightBounds.add(textPath.getBounds2D());
                     }
                   }
                 }
               }
             }
           }
         }
       }
     } catch (InterruptedException e) {
       Thread.currentThread().interrupt();
       logger.fine("HighLightAnnotation selected text bounds calculation interrupted.");
     }
   }
   return highlightBounds;
 }
Exemplo n.º 2
0
  /** Render a compound glyf */
  protected GeneralPath renderCompoundGlyph(GlyfTable glyf, GlyfCompound g) {
    GeneralPath gp = new GeneralPath();

    for (int i = 0; i < g.getNumComponents(); i++) {
      // find and render the component glyf
      Glyf gl = glyf.getGlyph(g.getGlyphIndex(i));
      GeneralPath path = null;
      if (gl instanceof GlyfSimple) {
        path = renderSimpleGlyph((GlyfSimple) gl);
      } else if (gl instanceof GlyfCompound) {
        path = renderCompoundGlyph(glyf, (GlyfCompound) gl);
      } else {
        throw new RuntimeException("Unsupported glyph type " + gl.getClass().getCanonicalName());
      }

      // multiply the translations by units per em
      double[] matrix = g.getTransform(i);

      // transform the path
      path.transform(new AffineTransform(matrix));

      // add it to the global path
      gp.append(path, false);
    }

    return gp;
  }
Exemplo n.º 3
0
  /** Get the outline of a character given the glyph id */
  protected synchronized GeneralPath getOutline(int glyphId, float width) {
    // find the glyph itself
    GlyfTable glyf = (GlyfTable) this.font.getTable("glyf");
    Glyf g = glyf.getGlyph(glyphId);

    GeneralPath gp = null;
    if (g instanceof GlyfSimple) {
      gp = renderSimpleGlyph((GlyfSimple) g);
    } else if (g instanceof GlyfCompound) {
      gp = renderCompoundGlyph(glyf, (GlyfCompound) g);
    } else {
      gp = new GeneralPath();
    }

    // calculate the advance
    HmtxTable hmtx = (HmtxTable) this.font.getTable("hmtx");
    float advance = hmtx.getAdvance(glyphId) / this.unitsPerEm;

    // scale the glyph to match the desired advance
    float widthfactor = width / advance;

    // the base transform scales the glyph to 1x1
    AffineTransform at = AffineTransform.getScaleInstance(1 / this.unitsPerEm, 1 / this.unitsPerEm);
    at.concatenate(AffineTransform.getScaleInstance(widthfactor, 1));

    gp.transform(at);

    return gp;
  }
Exemplo n.º 4
0
  /**
   * Get a glyph outline by character code
   *
   * <p>Note this method must always return an outline
   *
   * @param src the character code of the desired glyph
   * @return the glyph outline
   */
  @Override
  protected GeneralPath getOutline(char src, float width) {
    // some true type fonts put characters in the undefined
    // region of Unicode instead of as normal characters.
    if (!this.f.canDisplay(src) && this.f.canDisplay((char) (src + 0xf000))) {
      src += 0xf000;
    }

    // filter out control characters
    for (int i = 0; i < controlChars.length; i++) {
      if (controlChars[i] == src) {
        src = (char) (0xf000 | src);
        break;
      }
    }

    char[] glyph = new char[1];
    glyph[0] = src;

    GlyphVector gv = this.f.createGlyphVector(this.basecontext, glyph);
    GeneralPath gp = new GeneralPath(gv.getGlyphOutline(0));

    // this should be gv.getGlyphMetrics(0).getAdvance(), but that is
    // broken on the Mac, so we need to read the advance from the
    // hmtx table in the font
    CMap map = this.cmapTable.getCMap(mapIDs[0], mapIDs[1]);
    int glyphID = map.map(src);
    float advance = (float) this.hmtxTable.getAdvance(glyphID) / (float) this.unitsPerEm;

    float widthfactor = width / advance;
    gp.transform(AffineTransform.getScaleInstance(widthfactor, -1));

    return gp;
  }
Exemplo n.º 5
0
  /**
   * Returns the contour of the ellipse.
   *
   * @return A new {@code GeneralPath} object containing the contour of the ellipse.
   */
  public GeneralPath contour() {

    final GeneralPath gp =
        new GeneralPath(new Ellipse2D.Double(x - major, y - minor, 2 * major, 2 * minor));
    final AffineTransform at = new AffineTransform();
    at.rotate(angle, x, y);
    gp.transform(at);
    return gp;
  }
Exemplo n.º 6
0
  public void translate(double dx, double dy) {
    for (ConvexPolygonalZone.HalfPlane hp : convexPolygonalZone) hp.getOrg().translate(dx, dy);

    if (allocationIntersectionPath0 == null) {
      // ici la zone convexe ne coupe pas le bord du PECanvas donc on
      // translate son contour tout bêtement. Il se peut que le résultat
      // se mette à couper le PECanvas, dans ce cas le tireté à la
      // coupure ne sera pas affiché.
      if (boundaryPath0 != null) {
        AffineTransform at;
        boundaryPath0.transform(at = new AffineTransform(1.0, 0.0, 0.0, 1.0, dx, dy));
        if (boundaryPath1 != null) boundaryPath1.transform(at);
      }
    } else {
      // ici la zone convexe coupe le bord du PECanvas donc on recalcule
      // brutalement les formes constituant sa vue.
      boundaryPath0 = null;
    }
    // toutefois on essaie de conserver le calcul de la frontière
    if (boundary != null) for (PicPoint pt : boundary.subdivisionPoints) pt.translate(dx, dy);
  }