/**
* Get the bounding box of the shape when stroked. This method takes account of the thickness of
* the stroke.
*/
public Rectangle2D getBounds() {
// FIXME: these bounds REALLY need to be cached. But it's
// painful because of the public members.
if (stroke == null) {
return shape.getBounds2D();
} else if (stroke instanceof BasicStroke) {
// For some reason (antialiasing?) the bounds returned by
// BasicStroke is off by one. This code works around it.
// if all we want is the bounds, then we don't need to actually
// stroke the shape. We've had reports that this is no longer
// necessary with JDK1.3.
Rectangle2D rect = shape.getBounds2D();
int width = (int) ((BasicStroke) stroke).getLineWidth() + 2;
return new Rectangle2D.Double(
rect.getX() - width,
rect.getY() - width,
rect.getWidth() + width + width,
rect.getHeight() + width + width);
} else {
// For some reason (antialiasing?) the bounds returned by
// BasicStroke is off by one. This code works around it.
// We've had reports that this is no longer
// necessary with JDK1.3.
Rectangle2D rect = stroke.createStrokedShape(shape).getBounds2D();
return new Rectangle2D.Double(
rect.getX() - 1, rect.getY() - 1, rect.getWidth() + 2, rect.getHeight() + 2);
}
}
public String toString() {
return "LabelPoint"
+ name
+ "\n\tanchorPoint=>("
+ anchorPoint.getX()
+ ", "
+ anchorPoint.getY()
+ ")"
+ "\n\tgetMinX()=>"
+ (bounds.getBounds2D()).getMinX()
+ " getMaxX()=>"
+ (bounds.getBounds2D()).getMaxX();
}
@Override
public Shape getPointShape(PointData data) {
Row row = data.row;
int colLabel = getColumn();
if (colLabel >= row.size()) {
return null;
}
Comparable<?> labelValue = row.get(colLabel);
if (labelValue == null) {
return null;
}
Format format = getFormat();
Font font = getFont();
String text = format.format(labelValue);
double alignment = getAlignmentX();
Shape shape = GraphicsUtils.getOutline(text, font, 0f, alignment);
double alignX = getAlignmentX();
double alignY = getAlignmentY();
Rectangle2D bounds = shape.getBounds2D();
AffineTransform tx =
AffineTransform.getTranslateInstance(
-alignX * bounds.getWidth(), alignY * bounds.getHeight());
shape = tx.createTransformedShape(shape);
return shape;
}
/**
* Transforms a <code>GradientPaint</code> instance to fit the specified
* <code>target</code> shape.
*
* @param paint the original paint (<code>null</code> not permitted).
* @param target the target shape (<code>null</code> not permitted).
*
* @return The transformed paint.
*/
public GradientPaint transform(final GradientPaint paint,
final Shape target) {
GradientPaint result = paint;
final Rectangle2D bounds = target.getBounds2D();
if (this.type.equals(GradientPaintTransformType.VERTICAL)) {
result = new GradientPaint((float) bounds.getCenterX(),
(float) bounds.getMinY(), paint.getColor1(),
(float) bounds.getCenterX(), (float) bounds.getMaxY(),
paint.getColor2());
}
else if (this.type.equals(GradientPaintTransformType.HORIZONTAL)) {
result = new GradientPaint((float) bounds.getMinX(),
(float) bounds.getCenterY(), paint.getColor1(),
(float) bounds.getMaxX(), (float) bounds.getCenterY(),
paint.getColor2());
}
else if (this.type.equals(
GradientPaintTransformType.CENTER_HORIZONTAL)) {
result = new GradientPaint((float) bounds.getCenterX(),
(float) bounds.getCenterY(), paint.getColor2(),
(float) bounds.getMaxX(), (float) bounds.getCenterY(),
paint.getColor1(), true);
}
else if (this.type.equals(GradientPaintTransformType.CENTER_VERTICAL)) {
result = new GradientPaint((float) bounds.getCenterX(),
(float) bounds.getMinY(), paint.getColor1(),
(float) bounds.getCenterX(), (float) bounds.getCenterY(),
paint.getColor2(), true);
}
return result;
}
private static LegendTitle createLegend(String legend1Text, String legend2Text) {
final LegendItemCollection legendItems = new LegendItemCollection();
FontRenderContext frc = new FontRenderContext(null, true, true);
Font legenfont = new Font(Font.SANS_SERIF, Font.BOLD, 12);
GlyphVector gv = legenfont.createGlyphVector(frc, new char[] {'X', 'X'});
Shape shape = gv.getVisualBounds();
Rectangle2D bounds = shape.getBounds2D();
HatchedRectangle hatchShape =
new HatchedRectangle(
bounds.getX(), bounds.getY(), bounds.getWidth(), bounds.getHeight(), 5, 5);
{
LegendItem li = new LegendItem(legend1Text, null, null, null, hatchShape, Color.black);
li.setLabelFont(legenfont);
legendItems.add(li);
}
{
LegendItem li = new LegendItem(legend2Text, null, null, null, shape, Color.black);
li.setLabelFont(legenfont);
legendItems.add(li);
}
LegendTitle legend =
new LegendTitle(
new LegendItemSource() {
@Override
public LegendItemCollection getLegendItems() {
return legendItems;
}
});
legend.setPosition(RectangleEdge.BOTTOM);
legend.setMargin(new RectangleInsets(0, 30, 0, 0));
legend.setPadding(RectangleInsets.ZERO_INSETS);
legend.setLegendItemGraphicPadding(new RectangleInsets(0, 20, 0, 0));
return legend;
}
private Paint decodeGradient10(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.5f * w) + x,
(0.0f * h) + y,
(0.5f * w) + x,
(1.0f * h) + y,
new float[] {0.0f, 0.024f, 0.06f, 0.276f, 0.6f, 0.65f, 0.7f, 0.856f, 0.96f, 0.98f, 1.0f},
new Color[] {
(Color) componentColors[0],
decodeColor((Color) componentColors[0], (Color) componentColors[1], 0.5f),
(Color) componentColors[1],
decodeColor((Color) componentColors[1], (Color) componentColors[2], 0.5f),
(Color) componentColors[2],
decodeColor((Color) componentColors[2], (Color) componentColors[2], 0.5f),
(Color) componentColors[2],
decodeColor((Color) componentColors[2], (Color) componentColors[3], 0.5f),
(Color) componentColors[3],
decodeColor((Color) componentColors[3], (Color) componentColors[3], 0.5f),
(Color) componentColors[3]
});
}
private Paint decodeGradient6(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.5f * w) + x,
(0.0f * h) + y,
(0.5f * w) + x,
(1.0f * h) + y,
new float[] {0.0f, 0.03f, 0.06f, 0.33f, 0.6f, 0.65f, 0.7f, 0.825f, 0.95f, 0.975f, 1.0f},
new Color[] {
color28,
decodeColor(color28, color29, 0.5f),
color29,
decodeColor(color29, color30, 0.5f),
color30,
decodeColor(color30, color30, 0.5f),
color30,
decodeColor(color30, color31, 0.5f),
color31,
decodeColor(color31, color32, 0.5f),
color32
});
}
private static boolean _collision(Shape shp1, Shape shp2) {
// Get shape bounds ...
Rectangle2D bounds1 = shp1.getBounds2D();
Rectangle2D bounds2 = shp2.getBounds2D();
// ... and extend by eps
bounds1.setFrame(
bounds1.getX() - mEps,
bounds1.getY() - mEps,
bounds1.getWidth() + mEps + mEps,
bounds1.getHeight() + mEps + mEps);
bounds2.setFrame(
bounds2.getX() - mEps,
bounds2.getY() - mEps,
bounds2.getWidth() + mEps + mEps,
bounds2.getHeight() + mEps + mEps);
return bounds1.intersects(bounds2);
}
/**
* A utility method for determining the height of a text block.
*
* @param block the text block.
* @param position the label position.
* @param g2 the graphics device.
* @return The height.
*/
protected double calculateTextBlockHeight(
TextBlock block, CategoryLabelPosition position, Graphics2D g2) {
RectangleInsets insets = getTickLabelInsets();
Size2D size = block.calculateDimensions(g2);
Rectangle2D box = new Rectangle2D.Double(0.0, 0.0, size.getWidth(), size.getHeight());
Shape rotatedBox = ShapeUtilities.rotateShape(box, position.getAngle(), 0.0f, 0.0f);
double h = rotatedBox.getBounds2D().getHeight() + insets.getTop() + insets.getBottom();
return h;
}
/**
* sets the shape to paint
*
* @param shape a shape
*/
public void setShape(Shape shape) {
this.shape = shape;
clips.clear();
if (shape != null) {
clips.add(shape.getBounds2D());
}
}
public void selectAllWithin(BaseObject boundary) {
BaseObject[] list = list();
for (int i = 0; i < list.length; i++) {
java.awt.Shape s1 = boundary.getShape();
java.awt.Shape s2 = list[i].getShape();
if (s1.contains(s2.getBounds2D())) {
grab(list[i]);
}
}
}
/**
* Returns the vertex, if any, whose shape contains (x, y). If (x,y) is contained in more than one
* vertex's shape, returns the vertex whose center is closest to the pick point.
*
* @param layout the layout instance that records the positions for all vertices
* @param x the x coordinate of the pick point
* @param y the y coordinate of the pick point
* @return the vertex whose shape contains (x,y), and whose center is closest to the pick point
*/
public V getVertex(Layout<V, E> layout, double x, double y) {
V closest = null;
double minDistance = Double.MAX_VALUE;
Point2D ip =
vv.getRenderContext()
.getMultiLayerTransformer()
.inverseTransform(Layer.VIEW, new Point2D.Double(x, y));
x = ip.getX();
y = ip.getY();
while (true) {
try {
for (V v : getFilteredVertices(layout)) {
Shape shape = vv.getRenderContext().getVertexShapeTransformer().apply(v);
// get the vertex location
Point2D p = layout.apply(v);
if (p == null) continue;
// transform the vertex location to screen coords
p = vv.getRenderContext().getMultiLayerTransformer().transform(Layer.LAYOUT, p);
double ox = x - p.getX();
double oy = y - p.getY();
if (shape.contains(ox, oy)) {
if (style == Style.LOWEST) {
// return the first match
return v;
} else if (style == Style.HIGHEST) {
// will return the last match
closest = v;
} else {
// return the vertex closest to the
// center of a vertex shape
Rectangle2D bounds = shape.getBounds2D();
double dx = bounds.getCenterX() - ox;
double dy = bounds.getCenterY() - oy;
double dist = dx * dx + dy * dy;
if (dist < minDistance) {
minDistance = dist;
closest = v;
}
}
}
}
break;
} catch (ConcurrentModificationException cme) {
}
}
return closest;
}
/**
* Retrieves the shape template for <code>e</code> and transforms it according to the positions of
* its endpoints in <code>layout</code>.
*
* @param layout the <code>Layout</code> which specifies <code>e</code>'s endpoints' positions
* @param e the edge whose shape is to be returned
* @return the transformed shape
*/
private Shape getTransformedEdgeShape(Layout<V, E> layout, E e) {
Pair<V> pair = layout.getGraph().getEndpoints(e);
V v1 = pair.getFirst();
V v2 = pair.getSecond();
boolean isLoop = v1.equals(v2);
Point2D p1 =
vv.getRenderContext().getMultiLayerTransformer().transform(Layer.LAYOUT, layout.apply(v1));
Point2D p2 =
vv.getRenderContext().getMultiLayerTransformer().transform(Layer.LAYOUT, layout.apply(v2));
if (p1 == null || p2 == null) return null;
float x1 = (float) p1.getX();
float y1 = (float) p1.getY();
float x2 = (float) p2.getX();
float y2 = (float) p2.getY();
// translate the edge to the starting vertex
AffineTransform xform = AffineTransform.getTranslateInstance(x1, y1);
Shape edgeShape = vv.getRenderContext().getEdgeShapeTransformer().apply(e);
if (isLoop) {
// make the loops proportional to the size of the vertex
Shape s2 = vv.getRenderContext().getVertexShapeTransformer().apply(v2);
Rectangle2D s2Bounds = s2.getBounds2D();
xform.scale(s2Bounds.getWidth(), s2Bounds.getHeight());
// move the loop so that the nadir is centered in the vertex
xform.translate(0, -edgeShape.getBounds2D().getHeight() / 2);
} else {
float dx = x2 - x1;
float dy = y2 - y1;
// rotate the edge to the angle between the vertices
double theta = Math.atan2(dy, dx);
xform.rotate(theta);
// stretch the edge to span the distance between the vertices
float dist = (float) Math.sqrt(dx * dx + dy * dy);
xform.scale(dist, 1.0f);
}
// transform the edge to its location and dimensions
edgeShape = xform.createTransformedShape(edgeShape);
return edgeShape;
}
public static Shape generatePolygon(
int sides, int outsideRadius, int insideRadius, boolean normalize) {
Shape shape = generatePolygon(sides, outsideRadius, insideRadius);
if (normalize) {
Rectangle2D bounds = shape.getBounds2D();
GeneralPath path = new GeneralPath(shape);
shape =
path.createTransformedShape(
AffineTransform.getTranslateInstance(-bounds.getX(), -bounds.getY()));
}
return shape;
}
private void calculateShape() {
float t = 360 / blades;
float a = angle;
a = a > 360 ? a - 360 : a;
fan = new Area();
for (int i = 0; i < blades; i++) {
Shape b = new Area(blade);
Rectangle2D bounds = b.getBounds2D();
b =
AffineTransform.getTranslateInstance(
cx - bounds.getX() - bounds.getWidth() / 2, cy - bounds.getY())
.createTransformedShape(b);
bounds = b.getBounds2D();
float bcx = (float) ((bounds.getWidth() * bladeCx) + bounds.getX());
b = ShapeUtils.rotate(b, a, bcx, cy);
((Area) fan).add(new Area(b));
a += t;
a = a > 360 ? a - 360 : a;
}
}
// Designed to be used by subclasses
protected final Rectangle2D computeNewBoundsAfterMoving(Dimension space) {
Rectangle2D bounds = shape.getBounds2D();
if (bounds.getX() < 0 || bounds.getX() > space.getWidth()) dx = -dx;
if (bounds.getY() < 0 || bounds.getY() > space.getHeight()) dy = -dy;
Rectangle2D newBounds =
new Rectangle2D.Double(
bounds.getX() + dx, bounds.getY() + dy, bounds.getWidth(), bounds.getHeight());
return newBounds;
}
@Override
public CanvasPainter showTranslateAction(
SVGHandle handle, Set<Element> elementSet, Point2D firstPoint, Point2D currentPoint) {
CanvasPainter canvasPainter = null;
// getting the element that will undergo the action
Element element = elementSet.iterator().next();
// getting the initial line
Shape shape = getTransformedShape(handle, element, true);
if (shape != null) {
Point2D translationCoefficients =
new Point2D.Double(
currentPoint.getX() - firstPoint.getX(), currentPoint.getY() - firstPoint.getY());
AffineTransform transform =
AffineTransform.getTranslateInstance(
translationCoefficients.getX(), translationCoefficients.getY());
// computing the screen scaled shape
final Shape fshape = handle.getTransformsManager().getScaledShape(shape, false, transform);
// creating the set of the clips
final Set<Rectangle2D> fclips = new HashSet<Rectangle2D>();
fclips.add(fshape.getBounds2D());
canvasPainter =
new CanvasPainter() {
@Override
public void paintToBeDone(Graphics2D g) {
g = (Graphics2D) g.create();
g.setRenderingHint(
RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g.setColor(strokeColor);
g.draw(fshape);
g.dispose();
}
@Override
public Set<Rectangle2D> getClip() {
return fclips;
}
};
}
return canvasPainter;
}
public void fill(Shape s) {
if (comp == null || comp instanceof AlphaComposite) super.fill(s);
else {
createBuffer();
Graphics2D g2d = (Graphics2D) buffer.getGraphics();
g2d.setPaint(this.getPaint());
g2d.setColor(this.getColor());
g2d.fill(s);
drawComposite(s.getBounds2D(), null);
}
}
// look through all drawn lables
public boolean intersectsAny(Shape candidateShape) {
boolean intersects = false;
LabelDef labelDef = null;
Rectangle2D currentBounds = candidateShape.getBounds2D();
Iterator LabelDefIter = this.iterator();
while ((LabelDefIter.hasNext()) && (!intersects)) {
labelDef = (LabelDef) LabelDefIter.next();
if (labelDef.isDrawn()) {
intersects = labelDef.getBounds().intersects(currentBounds);
}
}
return intersects;
}
public void draw(ColorMapper colorMapper, Graphics2D g2d) {
g2d.setStroke(new BasicStroke(thickness));
final double startX = Math.max(armsLenght, legsX) - headDiam / 2.0 + thickness;
final Shape head = new Ellipse2D.Double(startX, thickness, headDiam, headDiam);
final Rectangle2D headBound = head.getBounds2D();
final double centerX = headBound.getCenterX();
final Shape body =
new Line2D.Double(centerX, headBound.getMaxY(), centerX, headBound.getMaxY() + bodyLenght);
final Shape arms =
new Line2D.Double(
centerX - armsLenght,
headBound.getMaxY() + armsY,
centerX + armsLenght,
headBound.getMaxY() + armsY);
final double y = body.getBounds2D().getMaxY();
final Shape legs1 = new Line2D.Double(centerX, y, centerX - legsX, y + legsY);
final Shape legs2 = new Line2D.Double(centerX, y, centerX + legsX, y + legsY);
g2d.setColor(colorMapper.getMappedColor(backgroundColor));
g2d.fill(head);
g2d.setColor(colorMapper.getMappedColor(foregroundColor));
g2d.draw(head);
g2d.draw(body);
g2d.draw(arms);
g2d.draw(legs1);
g2d.draw(legs2);
g2d.setStroke(new BasicStroke());
throw new UnsupportedOperationException();
}
private Paint decodeGradient5(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.5f * w) + x,
(0.0f * h) + y,
(0.5f * w) + x,
(1.0f * h) + y,
new float[] {0.1f, 0.49999997f, 0.9f},
new Color[] {color7, decodeColor(color7, color8, 0.5f), color8});
}
public void paint(Graphics g, Shape a) {
Graphics2D g2 = (Graphics2D) g;
Rectangle2D abounds = a.getBounds2D();
AffineTransform saveTransform = g2.getTransform();
Paint savePaint = g2.getPaint();
try {
g2.translate(abounds.getX() - bounds.getX(), abounds.getY() - bounds.getY());
g2.setPaint(Color.BLACK); // FIXME
p.paint(g2);
} finally {
g2.setTransform(saveTransform);
g2.setPaint(savePaint);
}
}
private Paint decodeGradient3(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.5f * w) + x,
(0.0f * h) + y,
(0.5f * w) + x,
(1.0f * h) + y,
new float[] {0.0f, 0.49573863f, 0.99147725f},
new Color[] {color8, decodeColor(color8, color9, 0.5f), color9});
}
private Paint decodeGradient4(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.5f * w) + x,
(0.0f * h) + y,
(0.5f * w) + x,
(1.0f * h) + y,
new float[] {0.0f, 0.1684492f, 1.0f},
new Color[] {color10, decodeColor(color10, color11, 0.5f), color11});
}
private Paint decodeGradient13(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.5f * w) + x,
(0.0f * h) + y,
(0.5f * w) + x,
(1.0f * h) + y,
new float[] {0.26047903f, 0.6302395f, 1.0f},
new Color[] {color62, decodeColor(color62, color63, 0.5f), color63});
}
private Paint decodeGradient2(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.25f * w) + x,
(0.0f * h) + y,
(0.25441176f * w) + x,
(1.0016667f * h) + y,
new float[] {0.0f, 0.5f, 1.0f},
new Color[] {color3, decodeColor(color3, color2, 0.5f), color2});
}
private Paint decodeGradient10(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.24868421f * w) + x,
(0.0014705883f * h) + y,
(0.24868421f * w) + x,
(1.0f * h) + y,
new float[] {0.0f, 0.5f, 1.0f},
new Color[] {color48, decodeColor(color48, color49, 0.5f), color49});
}
private Paint decodeGradient9(Shape s) {
Rectangle2D bounds = s.getBounds2D();
float x = (float) bounds.getX();
float y = (float) bounds.getY();
float w = (float) bounds.getWidth();
float h = (float) bounds.getHeight();
return decodeGradient(
(0.5f * w) + x,
(0.0f * h) + y,
(0.5f * w) + x,
(1.0f * h) + y,
new float[] {0.09f, 0.52f, 0.95f},
new Color[] {color39, decodeColor(color39, color40, 0.5f), color40});
}
/**
* Provides a mapping from the view coordinate space to the logical coordinate space of the model.
*
* @param v the view containing the view coordinates
* @param x the X coordinate
* @param y the Y coordinate
* @param a the allocated region to render into
* @param biasReturn either <code>Position.Bias.Forward</code> or <code>Position.Bias.Backward
* </code> is returned as the zero-th element of this array
* @return the location within the model that best represents the given point of view
* @see View#viewToModel
*/
public int viewToModel(GlyphView v, float x, float y, Shape a, Position.Bias[] biasReturn) {
Rectangle2D alloc = (a instanceof Rectangle2D) ? (Rectangle2D) a : a.getBounds2D();
// Move the y co-ord of the hit onto the baseline. This is because TextLayout supports
// italic carets and we do not.
TextHitInfo hit = layout.hitTestChar(x - (float) alloc.getX(), 0);
int pos = hit.getInsertionIndex();
if (pos == v.getEndOffset()) {
pos--;
}
biasReturn[0] = hit.isLeadingEdge() ? Position.Bias.Forward : Position.Bias.Backward;
return pos + v.getStartOffset();
}
public Shape modelToView(GlyphView v, int pos, Position.Bias bias, Shape a)
throws BadLocationException {
int offs = pos - v.getStartOffset();
Rectangle2D alloc = a.getBounds2D();
TextHitInfo hit =
(bias == Position.Bias.Forward)
? TextHitInfo.afterOffset(offs)
: TextHitInfo.beforeOffset(offs);
float[] locs = layout.getCaretInfo(hit);
// vertical at the baseline, should use slope and check if glyphs
// are being rendered vertically.
alloc.setRect(alloc.getX() + locs[0], alloc.getY(), 1, alloc.getHeight());
return alloc;
}
