예제 #1
0
 public void setFontSize(float size) {
   // FONT_SIZE.basicSet(this, new Double(size));
   Point2D.Double p = new Point2D.Double(0, size);
   AffineTransform tx = TRANSFORM.get(this);
   if (tx != null) {
     try {
       tx.inverseTransform(p, p);
       Point2D.Double p0 = new Point2D.Double(0, 0);
       tx.inverseTransform(p0, p0);
       p.y -= p0.y;
     } catch (NoninvertibleTransformException ex) {
       ex.printStackTrace();
     }
   }
   FONT_SIZE.set(this, Math.abs(p.y));
 }
예제 #2
0
 public float getFontSize() {
   //   return FONT_SIZE.get(this).floatValue();
   Point2D.Double p = new Point2D.Double(0, FONT_SIZE.get(this));
   AffineTransform tx = TRANSFORM.get(this);
   if (tx != null) {
     tx.transform(p, p);
     Point2D.Double p0 = new Point2D.Double(0, 0);
     tx.transform(p0, p0);
     p.y -= p0.y;
     /*
     try {
         tx.inverseTransform(p, p);
     } catch (NoninvertibleTransformException ex) {
         ex.printStackTrace();
     }*/
   }
   return (float) Math.abs(p.y);
 }
예제 #3
0
  /** Reads the attributes from the specified DOMInput and assigns them to the figure. */
  public static void readAttributes(Figure f, DOMInput in) throws IOException {
    // FIXME - This method is not working, when "style" and individual attributes
    // are both used in an SVG document.
    List<Map<String, String>> styles = new ArrayList<Map<String, String>>();
    List<String> values = in.getInheritedAttribute("style");
    for (String v : values) {
      styles.add(getStyles(v));
    }
    String value;

    // Fill color
    value = getInheritedAttribute("fill", in, styles);
    if (value != null) {
      Color color = getColor(value);
      if (color != INHERIT_COLOR && color != CURRENT_COLOR) {
        FILL_COLOR.set(f, color);
      }
    }
    value = getInheritedAttribute("fill-rule", in, styles);
    if (value != null) {
      WINDING_RULE.set(
          f, value.toUpperCase().equals("NONZERO") ? WindingRule.NON_ZERO : WindingRule.EVEN_ODD);
    } else {
      WINDING_RULE.set(f, WindingRule.NON_ZERO);
    }

    // Stroke color
    value = getInheritedAttribute("stroke", in, styles);
    if (value != null) {
      Color color = getColor(value);
      if (color != INHERIT_COLOR && color != CURRENT_COLOR) {
        STROKE_COLOR.set(f, color);
      }
    }

    value = getInheritedAttribute("stroke-width", in, styles);
    if (value != null) {
      STROKE_WIDTH.set(f, Double.valueOf(value));
    }
    value = getInheritedAttribute("stroke-miterlimit", in, styles);
    if (value != null) {
      STROKE_MITER_LIMIT_FACTOR.set(f, Double.valueOf(value));
    }
    value = getInheritedAttribute("stroke-dasharray", in, styles);
    if (value != null) {
      StringTokenizer tt = new StringTokenizer(value, " ,");
      double[] dashes = new double[tt.countTokens()];
      for (int i = 0, n = dashes.length; i < n; i++) {
        dashes[i] = Double.valueOf(tt.nextToken());
      }
      STROKE_DASHES.set(f, dashes);
    }
    value = getInheritedAttribute("stroke-dashoffset", in, styles);
    if (value != null) {
      STROKE_DASH_PHASE.set(f, Math.abs(Double.valueOf(value)));
    }
    value = getInheritedAttribute("font-size", in, styles);
    if (value != null) {
      FONT_SIZE.set(f, getDimensionValue(in, value));
    }
    value = getInheritedAttribute("text-anchor", in, styles);
    if (value != null) {
      SVGText.TEXT_ANCHOR.set(f, Enum.valueOf(SVGText.TextAnchor.class, value.toUpperCase()));
    }
  }
예제 #4
0
  public static AffineTransform getTransform(String str) throws IOException {
    AffineTransform t = new AffineTransform();

    if (str != null) {

      StreamTokenizer tt = new StreamTokenizer(new StringReader(str));
      tt.resetSyntax();
      tt.wordChars('a', 'z');
      tt.wordChars('A', 'Z');
      tt.wordChars(128 + 32, 255);
      tt.whitespaceChars(0, ' ');
      tt.whitespaceChars(',', ',');
      tt.parseNumbers();

      while (tt.nextToken() != StreamTokenizer.TT_EOF) {
        if (tt.ttype != StreamTokenizer.TT_WORD) {
          throw new IOException("Illegal transform " + str);
        }
        String type = tt.sval;
        if (tt.nextToken() != '(') {
          throw new IOException("'(' not found in transform " + str);
        }
        if (type.equals("matrix")) {
          double[] m = new double[6];
          for (int i = 0; i < 6; i++) {
            if (tt.nextToken() != StreamTokenizer.TT_NUMBER) {
              throw new IOException(
                  "Matrix value "
                      + i
                      + " not found in transform "
                      + str
                      + " token:"
                      + tt.ttype
                      + " "
                      + tt.sval);
            }
            if (tt.nextToken() == StreamTokenizer.TT_WORD && tt.sval.startsWith("E")) {
              double mantissa = tt.nval;
              tt.nval = Double.valueOf(tt.nval + tt.sval);
            } else {
              tt.pushBack();
            }
            m[i] = tt.nval;
          }
          t.concatenate(new AffineTransform(m));

        } else if (type.equals("translate")) {
          double tx, ty;
          if (tt.nextToken() != StreamTokenizer.TT_NUMBER) {
            throw new IOException("X-translation value not found in transform " + str);
          }
          tx = tt.nval;
          if (tt.nextToken() == StreamTokenizer.TT_NUMBER) {
            ty = tt.nval;
          } else {
            tt.pushBack();
            ty = 0;
          }
          t.translate(tx, ty);

        } else if (type.equals("scale")) {
          double sx, sy;
          if (tt.nextToken() != StreamTokenizer.TT_NUMBER) {
            throw new IOException("X-scale value not found in transform " + str);
          }
          sx = tt.nval;
          if (tt.nextToken() == StreamTokenizer.TT_NUMBER) {
            sy = tt.nval;
          } else {
            tt.pushBack();
            sy = sx;
          }
          t.scale(sx, sy);

        } else if (type.equals("rotate")) {
          double angle, cx, cy;
          if (tt.nextToken() != StreamTokenizer.TT_NUMBER) {
            throw new IOException("Angle value not found in transform " + str);
          }
          angle = tt.nval;
          if (tt.nextToken() == StreamTokenizer.TT_NUMBER) {
            cx = tt.nval;
            if (tt.nextToken() != StreamTokenizer.TT_NUMBER) {
              throw new IOException("Y-center value not found in transform " + str);
            }
            cy = tt.nval;
          } else {
            tt.pushBack();
            cx = cy = 0;
          }
          t.rotate(angle * Math.PI / 180d, cx * Math.PI / 180d, cy * Math.PI / 180d);

        } else if (type.equals("skewX")) {
          double angle;
          if (tt.nextToken() != StreamTokenizer.TT_NUMBER) {
            throw new IOException("Skew angle not found in transform " + str);
          }
          angle = tt.nval;
          t.concatenate(new AffineTransform(1, 0, Math.tan(angle * Math.PI / 180), 1, 0, 0));

        } else if (type.equals("skewY")) {
          double angle;
          if (tt.nextToken() != StreamTokenizer.TT_NUMBER) {
            throw new IOException("Skew angle not found in transform " + str);
          }
          angle = tt.nval;
          t.concatenate(new AffineTransform(1, Math.tan(angle * Math.PI / 180), 0, 1, 0, 0));

        } else {
          throw new IOException("Unknown transform " + type + " in " + str);
        }
        if (tt.nextToken() != ')') {
          throw new IOException("')' not found in transform " + str);
        }
      }
    }
    return t;
  }