/** * Writes the <code>shape</code>, <code>coords</code>, <code>href</code>, * <code>nohref</code> Attribute for the specified figure and shape. * * @return Returns true, if the polygon is inside of the image bounds. */ private boolean writePolyAttributes(IXMLElement elem, SVGFigure f, Shape shape) { AffineTransform t = TRANSFORM.getClone(f); if (t == null) { t = drawingTransform; } else { t.preConcatenate(drawingTransform); } StringBuilder buf = new StringBuilder(); float[] coords = new float[6]; GeneralPath path = new GeneralPath(); for (PathIterator i = shape.getPathIterator(t, 1.5f); ! i.isDone(); i.next()) { switch (i.currentSegment(coords)) { case PathIterator.SEG_MOVETO : if (buf.length() != 0) { throw new IllegalArgumentException("Illegal shape "+shape); } if (buf.length() != 0) { buf.append(','); } buf.append((int) coords[0]); buf.append(','); buf.append((int) coords[1]); path.moveTo(coords[0], coords[1]); break; case PathIterator.SEG_LINETO : if (buf.length() != 0) { buf.append(','); } buf.append((int) coords[0]); buf.append(','); buf.append((int) coords[1]); path.lineTo(coords[0], coords[1]); break; case PathIterator.SEG_CLOSE : path.closePath(); break; default : throw new InternalError("Illegal segment type "+i.currentSegment(coords)); } } elem.setAttribute("shape", "poly"); elem.setAttribute("coords", buf.toString()); writeHrefAttribute(elem, f); return path.intersects(new Rectangle2D.Float(bounds.x, bounds.y, bounds.width, bounds.height)); }
/** * Transforms the figure. * * @param tx the transformation. */ public void transform(AffineTransform tx) { if (TRANSFORM.get(this) != null || tx.getType() != (tx.getType() & AffineTransform.TYPE_TRANSLATION)) { if (TRANSFORM.get(this) == null) { TRANSFORM.basicSet(this, (AffineTransform) tx.clone()); } else { AffineTransform t = TRANSFORM.getClone(this); t.preConcatenate(tx); TRANSFORM.basicSet(this, t); } } else { for (int i = 0; i < coordinates.length; i++) { tx.transform(coordinates[i], coordinates[i]); } if (FILL_GRADIENT.get(this) != null && !FILL_GRADIENT.get(this).isRelativeToFigureBounds()) { Gradient g = FILL_GRADIENT.getClone(this); g.transform(tx); FILL_GRADIENT.basicSet(this, g); } if (STROKE_GRADIENT.get(this) != null && !STROKE_GRADIENT.get(this).isRelativeToFigureBounds()) { Gradient g = STROKE_GRADIENT.getClone(this); g.transform(tx); STROKE_GRADIENT.basicSet(this, g); } } invalidate(); }
/** Checks if a Point2D.Double is inside the figure. */ public boolean contains(Point2D.Double p) { if (TRANSFORM.get(this) != null) { try { p = (Point2D.Double) TRANSFORM.get(this).inverseTransform(p, new Point2D.Double()); } catch (NoninvertibleTransformException ex) { ex.printStackTrace(); } } return getTextShape().getBounds2D().contains(p); }
/** * Writes the <code>shape</code>, <code>coords</code>, <code>href</code>, * <code>nohref</code> Attribute for the specified figure and ellipse. * * @return Returns true, if the circle is inside of the image bounds. */ private boolean writeCircleAttributes(IXMLElement elem, SVGFigure f, Ellipse2D.Double ellipse) { AffineTransform t = TRANSFORM.getClone(f); if (t == null) { t = drawingTransform; } else { t.preConcatenate(drawingTransform); } if ((t.getType() & (AffineTransform.TYPE_UNIFORM_SCALE | AffineTransform.TYPE_TRANSLATION)) == t.getType() && ellipse.width == ellipse.height ) { Point2D.Double start = new Point2D.Double(ellipse.x, ellipse.y); Point2D.Double end = new Point2D.Double(ellipse.x + ellipse.width, ellipse.y + ellipse.height); t.transform(start, start); t.transform(end, end); ellipse.x = Math.min(start.x, end.x); ellipse.y = Math.min(start.y, end.y); ellipse.width = Math.abs(start.x - end.x); ellipse.height = Math.abs(start.y - end.y); elem.setAttribute("shape", "circle"); elem.setAttribute("coords", (int) (ellipse.x + ellipse.width / 2d)+","+ (int) (ellipse.y + ellipse.height / 2d)+","+ (int) (ellipse.width / 2d) ); writeHrefAttribute(elem, f); return bounds.intersects(ellipse.getBounds()); } else { return writePolyAttributes(elem, f, (Shape) ellipse); } }
@Override public Rectangle2D.Double getDrawingArea() { if (cachedDrawingArea == null) { Rectangle2D rx = getBounds(); Rectangle2D.Double r = (rx instanceof Rectangle2D.Double) ? (Rectangle2D.Double) rx : new Rectangle2D.Double(rx.getX(), rx.getY(), rx.getWidth(), rx.getHeight()); double g = SVGAttributeKeys.getPerpendicularHitGrowth(this); Geom.grow(r, g, g); if (TRANSFORM.get(this) == null) { cachedDrawingArea = r; } else { cachedDrawingArea = new Rectangle2D.Double(); cachedDrawingArea.setRect(TRANSFORM.get(this).createTransformedShape(r).getBounds2D()); } } return (Rectangle2D.Double) cachedDrawingArea.clone(); }
public void restoreTransformTo(Object geometry) { Object[] restoreData = (Object[]) geometry; TRANSFORM.basicSetClone(this, (AffineTransform) restoreData[0]); Point2D.Double[] restoredCoordinates = (Point2D.Double[]) restoreData[1]; for (int i = 0; i < this.coordinates.length; i++) { coordinates[i] = (Point2D.Double) restoredCoordinates[i].clone(); } FILL_GRADIENT.basicSetClone(this, (Gradient) restoreData[2]); STROKE_GRADIENT.basicSetClone(this, (Gradient) restoreData[3]); invalidate(); }
public Object getTransformRestoreData() { Point2D.Double[] restoredCoordinates = (Point2D.Double[]) this.coordinates.clone(); for (int i = 0; i < this.coordinates.length; i++) { restoredCoordinates[i] = (Point2D.Double) this.coordinates[i].clone(); } return new Object[] { TRANSFORM.getClone(this), restoredCoordinates, FILL_GRADIENT.getClone(this), STROKE_GRADIENT.getClone(this), }; }
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)); }
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); }
/** * Writes the <code>shape</code>, <code>coords</code>, <code>href</code>, * <code>nohref</code> Attribute for the specified figure and rectangle. * * @return Returns true, if the rect is inside of the image bounds. */ private boolean writeRectAttributes(IXMLElement elem, SVGFigure f, Rectangle2D.Double rect) { AffineTransform t = TRANSFORM.getClone(f); if (t == null) { t = drawingTransform; } else { t.preConcatenate(drawingTransform); } if ((t.getType() & (AffineTransform.TYPE_UNIFORM_SCALE | AffineTransform.TYPE_TRANSLATION)) == t.getType() ) { Point2D.Double start = new Point2D.Double(rect.x, rect.y); Point2D.Double end = new Point2D.Double(rect.x + rect.width, rect.y + rect.height); t.transform(start, start); t.transform(end, end); Rectangle r = new Rectangle( (int) Math.min(start.x, end.x), (int) Math.min(start.y, end.y), (int) Math.abs(start.x - end.x), (int) Math.abs(start.y - end.y) ); elem.setAttribute("shape", "rect"); elem.setAttribute("coords", r.x + ","+ r.y + ","+ (r.x + r.width) + ","+ (r.y + r.height) ); writeHrefAttribute(elem, f); return bounds.intersects(r); } else { return writePolyAttributes(elem, f, (Shape) rect); } }