org.jfree.util.ShapeUtilities Java Examples

/**
 * Tests this renderer for equality with an arbitrary object.
 *
 * @param obj  the object (<code>null</code> permitted).
 *
 * @return <code>true</code> or <code>false</code>.
 */
@Override
public boolean equals(Object obj) {
    if (obj == this) {
        return true;
    }
    if (!(obj instanceof SamplingXYLineRenderer)) {
        return false;
    }
    if (!super.equals(obj)) {
        return false;
    }
    SamplingXYLineRenderer that = (SamplingXYLineRenderer) obj;
    if (!ShapeUtilities.equal(this.legendLine, that.legendLine)) {
        return false;
    }
    return true;
}
 

/**
 * Tests this renderer for equality with an arbitrary object.  This method
 * returns <code>true</code> if and only if:
 *
 * <ul>
 * <li><code>obj</code> is not <code>null</code>;</li>
 * <li><code>obj</code> is an instance of <code>XYDotRenderer</code>;</li>
 * <li>both renderers have the same attribute values.
 * </ul>
 *
 * @param obj  the object (<code>null</code> permitted).
 *
 * @return A boolean.
 */
@Override
public boolean equals(Object obj) {
    if (obj == this) {
        return true;
    }
    if (!(obj instanceof XYDotRenderer)) {
        return false;
    }
    XYDotRenderer that = (XYDotRenderer) obj;
    if (this.dotWidth != that.dotWidth) {
        return false;
    }
    if (this.dotHeight != that.dotHeight) {
        return false;
    }
    if (!ShapeUtilities.equal(this.legendShape, that.legendShape)) {
        return false;
    }
    return super.equals(obj);
}
 

/**
 * A utility method for testing the equality of two arrays of shapes.
 * 
 * @param s1  the first array (<code>null</code> permitted).
 * @param s2  the second array (<code>null</code> permitted).
 * 
 * @return A boolean.
 */
private boolean equalShapes(Shape[] s1, Shape[] s2) {
    if (s1 == null) {
        return s2 == null;   
    }
    if (s2 == null) {
        return false;   
    }
    if (s1.length != s2.length) {
        return false;   
    }
    for (int i = 0; i < s1.length; i++) {
        if (!ShapeUtilities.equal(s1[i], s2[i])) {
            return false;   
        }
    }
    return true;
}
 

/**
 * Tests this renderer for equality with an arbitrary object.
 *
 * @param obj  the object (<code>null</code> permitted).
 *
 * @return <code>true</code> or <code>false</code>.
 */
@Override
public boolean equals(Object obj) {
    if (obj == this) {
        return true;
    }
    if (!(obj instanceof SamplingXYLineRenderer)) {
        return false;
    }
    if (!super.equals(obj)) {
        return false;
    }
    SamplingXYLineRenderer that = (SamplingXYLineRenderer) obj;
    if (!ShapeUtilities.equal(this.legendLine, that.legendLine)) {
        return false;
    }
    return true;
}
 

/**
 * Tests this renderer for equality with an arbitrary object.
 *
 * @param obj  the object (<code>null</code> not permitted).
 *
 * @return A boolean.
 */
@Override
public boolean equals(Object obj) {
    if (obj == this) {
        return true;
    }
    if (!(obj instanceof XYAreaRenderer2)) {
        return false;
    }
    XYAreaRenderer2 that = (XYAreaRenderer2) obj;
    if (this.showOutline != that.showOutline) {
        return false;
    }
    if (!ShapeUtilities.equal(this.legendArea, that.legendArea)) {
        return false;
    }
    return super.equals(obj);
}
 

/**
 * Tests this renderer for equality with an arbitrary object.
 *
 * @param obj  the object (<code>null</code> permitted).
 *
 * @return <code>true</code> or <code>false</code>.
 */
@Override
public boolean equals(Object obj) {
    if (obj == this) {
        return true;
    }
    if (!(obj instanceof SamplingXYLineRenderer)) {
        return false;
    }
    if (!super.equals(obj)) {
        return false;
    }
    SamplingXYLineRenderer that = (SamplingXYLineRenderer) obj;
    if (!ShapeUtilities.equal(this.legendLine, that.legendLine)) {
        return false;
    }
    return true;
}
 

/**
 * A utility method for testing the equality of two arrays of shapes.
 *
 * @param s1  the first array (<code>null</code> permitted).
 * @param s2  the second array (<code>null</code> permitted).
 *
 * @return A boolean.
 */
private boolean equalShapes(Shape[] s1, Shape[] s2) {
    if (s1 == null) {
        return s2 == null;
    }
    if (s2 == null) {
        return false;
    }
    if (s1.length != s2.length) {
        return false;
    }
    for (int i = 0; i < s1.length; i++) {
        if (!ShapeUtilities.equal(s1[i], s2[i])) {
            return false;
        }
    }
    return true;
}
 

/**
 * A utility method for testing the equality of two arrays of shapes.
 *
 * @param s1  the first array (<code>null</code> permitted).
 * @param s2  the second array (<code>null</code> permitted).
 *
 * @return A boolean.
 */
private boolean equalShapes(Shape[] s1, Shape[] s2) {
    if (s1 == null) {
        return s2 == null;
    }
    if (s2 == null) {
        return false;
    }
    if (s1.length != s2.length) {
        return false;
    }
    for (int i = 0; i < s1.length; i++) {
        if (!ShapeUtilities.equal(s1[i], s2[i])) {
            return false;
        }
    }
    return true;
}
 

/**
 * Tests this renderer for equality with an arbitrary object.  This method
 * returns <code>true</code> if and only if:
 *
 * <ul>
 * <li><code>obj</code> is not <code>null</code>;</li>
 * <li><code>obj</code> is an instance of <code>XYDotRenderer</code>;</li>
 * <li>both renderers have the same attribute values.
 * </ul>
 *
 * @param obj  the object (<code>null</code> permitted).
 *
 * @return A boolean.
 */
@Override
public boolean equals(Object obj) {
    if (obj == this) {
        return true;
    }
    if (!(obj instanceof XYDotRenderer)) {
        return false;
    }
    XYDotRenderer that = (XYDotRenderer) obj;
    if (this.dotWidth != that.dotWidth) {
        return false;
    }
    if (this.dotHeight != that.dotHeight) {
        return false;
    }
    if (!ShapeUtilities.equal(this.legendShape, that.legendShape)) {
        return false;
    }
    return super.equals(obj);
}
 

/**
 * Tests this renderer for equality with an arbitrary object.
 *
 * @param obj  the object (<code>null</code> not permitted).
 *
 * @return A boolean.
 */
@Override
public boolean equals(Object obj) {
    if (obj == this) {
        return true;
    }
    if (!(obj instanceof XYAreaRenderer2)) {
        return false;
    }
    XYAreaRenderer2 that = (XYAreaRenderer2) obj;
    if (this.showOutline != that.showOutline) {
        return false;
    }
    if (!ShapeUtilities.equal(this.legendArea, that.legendArea)) {
        return false;
    }
    return super.equals(obj);
}
 

/**
 * A utility method for testing the equality of two arrays of shapes.
 *
 * @param s1  the first array (<code>null</code> permitted).
 * @param s2  the second array (<code>null</code> permitted).
 *
 * @return A boolean.
 */
private boolean equalShapes(Shape[] s1, Shape[] s2) {
    if (s1 == null) {
        return s2 == null;
    }
    if (s2 == null) {
        return false;
    }
    if (s1.length != s2.length) {
        return false;
    }
    for (int i = 0; i < s1.length; i++) {
        if (!ShapeUtilities.equal(s1[i], s2[i])) {
            return false;
        }
    }
    return true;
}
 

/**
 * Tests this renderer for equality with an arbitrary object.
 *
 * @param obj  the object (<code>null</code> not permitted).
 *
 * @return A boolean.
 */
@Override
public boolean equals(Object obj) {
    if (obj == this) {
        return true;
    }
    if (!(obj instanceof XYAreaRenderer2)) {
        return false;
    }
    XYAreaRenderer2 that = (XYAreaRenderer2) obj;
    if (this.showOutline != that.showOutline) {
        return false;
    }
    if (!ShapeUtilities.equal(this.legendArea, that.legendArea)) {
        return false;
    }
    return super.equals(obj);
}
 

/**
 * Tests this renderer for equality with an arbitrary object.
 * 
 * @param obj  the object (<code>null</code> permitted).
 * 
 * @return A boolean.
 */
public boolean equals(Object obj) {
    if (obj == this) {
        return true;   
    }
    if (!(obj instanceof XYAreaRenderer)) {
        return false;   
    }
    XYAreaRenderer that = (XYAreaRenderer) obj;
    if (this.plotArea != that.plotArea) {
        return false;   
    }
    if (this.plotLines != that.plotLines) {
        return false;   
    }
    if (this.plotShapes != that.plotShapes) {
        return false;   
    }
    if (this.showOutline != that.showOutline) {
        return false;   
    }
    if (!ShapeUtilities.equal(this.legendArea, that.legendArea)) {
        return false;   
    }
    return true;
}
 

/**
 * Tests this renderer for equality with an arbitrary object.  This method
 * returns <code>true</code> if and only if:
 *
 * <ul>
 * <li><code>obj</code> is not <code>null</code>;</li>
 * <li><code>obj</code> is an instance of <code>XYDotRenderer</code>;</li>
 * <li>both renderers have the same attribute values.
 * </ul>
 *
 * @param obj  the object (<code>null</code> permitted).
 *
 * @return A boolean.
 */
@Override
public boolean equals(Object obj) {
    if (obj == this) {
        return true;
    }
    if (!(obj instanceof XYDotRenderer)) {
        return false;
    }
    XYDotRenderer that = (XYDotRenderer) obj;
    if (this.dotWidth != that.dotWidth) {
        return false;
    }
    if (this.dotHeight != that.dotHeight) {
        return false;
    }
    if (!ShapeUtilities.equal(this.legendShape, that.legendShape)) {
        return false;
    }
    return super.equals(obj);
}
 

/**
 * Tests this renderer for equality with an arbitrary object.
 *
 * @param obj  the object (<code>null</code> permitted).
 *
 * @return <code>true</code> or <code>false</code>.
 */
@Override
public boolean equals(Object obj) {
    if (obj == this) {
        return true;
    }
    if (!(obj instanceof SamplingXYLineRenderer)) {
        return false;
    }
    if (!super.equals(obj)) {
        return false;
    }
    SamplingXYLineRenderer that = (SamplingXYLineRenderer) obj;
    if (!ShapeUtilities.equal(this.legendLine, that.legendLine)) {
        return false;
    }
    return true;
}
 

/**
 * A utility method for testing the equality of two arrays of shapes.
 *
 * @param s1  the first array (<code>null</code> permitted).
 * @param s2  the second array (<code>null</code> permitted).
 *
 * @return A boolean.
 */
private boolean equalShapes(Shape[] s1, Shape[] s2) {
    if (s1 == null) {
        return s2 == null;
    }
    if (s2 == null) {
        return false;
    }
    if (s1.length != s2.length) {
        return false;
    }
    for (int i = 0; i < s1.length; i++) {
        if (!ShapeUtilities.equal(s1[i], s2[i])) {
            return false;
        }
    }
    return true;
}
 

/**
 * A utility method for testing the equality of two arrays of shapes.
 *
 * @param s1  the first array (<code>null</code> permitted).
 * @param s2  the second array (<code>null</code> permitted).
 *
 * @return A boolean.
 */
private boolean equalShapes(Shape[] s1, Shape[] s2) {
    if (s1 == null) {
        return s2 == null;
    }
    if (s2 == null) {
        return false;
    }
    if (s1.length != s2.length) {
        return false;
    }
    for (int i = 0; i < s1.length; i++) {
        if (!ShapeUtilities.equal(s1[i], s2[i])) {
            return false;
        }
    }
    return true;
}
 

/**
 * Returns a clone of the renderer.
 *
 * @return A clone.
 *
 * @throws CloneNotSupportedException  if the renderer cannot be cloned.
 */
@Override
public Object clone() throws CloneNotSupportedException {
    XYBarRenderer result = (XYBarRenderer) super.clone();
    if (this.gradientPaintTransformer != null) {
        result.gradientPaintTransformer = (GradientPaintTransformer)
            ObjectUtilities.clone(this.gradientPaintTransformer);
    }
    result.legendBar = ShapeUtilities.clone(this.legendBar);
    return result;
}
 

/**
 * 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;
}
 

/**
 * Tests this renderer for equality with an arbitrary object.
 *
 * @param obj  the object (<code>null</code> permitted).
 *
 * @return A boolean.
 */
@Override
public boolean equals(Object obj) {
    if (obj == this) {
        return true;
    }
    if (!(obj instanceof XYDifferenceRenderer)) {
        return false;
    }
    if (!super.equals(obj)) {
        return false;
    }
    XYDifferenceRenderer that = (XYDifferenceRenderer) obj;
    if (!PaintUtilities.equal(this.positivePaint, that.positivePaint)) {
        return false;
    }
    if (!PaintUtilities.equal(this.negativePaint, that.negativePaint)) {
        return false;
    }
    if (this.shapesVisible != that.shapesVisible) {
        return false;
    }
    if (!ShapeUtilities.equal(this.legendLine, that.legendLine)) {
        return false;
    }
    if (this.roundXCoordinates != that.roundXCoordinates) {
        return false;
    }
    return true;
}
 

/**
 * Tests this plot for equality with an arbitrary object.  Note that the
 * plot's dataset is not considered in the equality test.
 *
 * @param obj  the object (<code>null</code> permitted).
 *
 * @return <code>true</code> if this plot is equal to <code>obj</code>, and
 *     <code>false</code> otherwise.
 */
@Override
public boolean equals(Object obj) {
    if (obj == this) {
        return true;
    }
    if (!(obj instanceof MultiplePiePlot)) {
        return false;
    }
    MultiplePiePlot that = (MultiplePiePlot) obj;
    if (this.dataExtractOrder != that.dataExtractOrder) {
        return false;
    }
    if (this.limit != that.limit) {
        return false;
    }
    if (!this.aggregatedItemsKey.equals(that.aggregatedItemsKey)) {
        return false;
    }
    if (!PaintUtilities.equal(this.aggregatedItemsPaint,
            that.aggregatedItemsPaint)) {
        return false;
    }
    if (!ObjectUtilities.equal(this.pieChart, that.pieChart)) {
        return false;
    }
    if (!ShapeUtilities.equal(this.legendItemShape, that.legendItemShape)) {
        return false;
    }
    if (!super.equals(obj)) {
        return false;
    }
    return true;
}
 

/**
 * A utility method for determining the width of a text block.
 *
 * @param block  the text block.
 * @param position  the position.
 * @param g2  the graphics device.
 *
 * @return The width.
 */
protected double calculateTextBlockWidth(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 w = rotatedBox.getBounds2D().getWidth() + insets.getLeft()
            + insets.getRight();
    return w;
}
 

/**
 * A utility method for determining the width of a text block.
 *
 * @param block  the text block.
 * @param position  the position.
 * @param g2  the graphics device.
 *
 * @return The width.
 */
protected double calculateTextBlockWidth(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 w = rotatedBox.getBounds2D().getWidth() + insets.getLeft()
            + insets.getRight();
    return w;
}
 

/**
 * Returns a clone of the renderer.
 *
 * @return A clone.
 *
 * @throws CloneNotSupportedException  if the renderer cannot be cloned.
 */
@Override
public Object clone() throws CloneNotSupportedException {
    XYBarRenderer result = (XYBarRenderer) super.clone();
    if (this.gradientPaintTransformer != null) {
        result.gradientPaintTransformer = (GradientPaintTransformer)
            ObjectUtilities.clone(this.gradientPaintTransformer);
    }
    result.legendBar = ShapeUtilities.clone(this.legendBar);
    return result;
}
 

/**
 * Handles a mouse pressed event by recording the initial mouse pointer
 * location.
 * 
 * @param canvas  the JavaFX canvas (<code>null</code> not permitted).
 * @param e  the mouse event (<code>null</code> not permitted).
 */
@Override
public void handleMousePressed(ChartCanvas canvas, MouseEvent e) {
    Point2D pt = new Point2D.Double(e.getX(), e.getY());
    Rectangle2D dataArea = canvas.findDataArea(pt);
    if (dataArea != null) {
        this.startPoint = ShapeUtilities.getPointInRectangle(e.getX(),
                e.getY(), dataArea);
    } else {
        this.startPoint = null;
        canvas.clearLiveHandler();
    }
}
 

/**
 * Tests this renderer for equality with an arbitrary object.
 *
 * @param obj  the object (<code>null</code> permitted).
 *
 * @return A boolean.
 */
@Override
public boolean equals(Object obj) {
    if (obj == this) {
        return true;
    }
    if (!(obj instanceof XYDifferenceRenderer)) {
        return false;
    }
    if (!super.equals(obj)) {
        return false;
    }
    XYDifferenceRenderer that = (XYDifferenceRenderer) obj;
    if (!PaintUtilities.equal(this.positivePaint, that.positivePaint)) {
        return false;
    }
    if (!PaintUtilities.equal(this.negativePaint, that.negativePaint)) {
        return false;
    }
    if (this.shapesVisible != that.shapesVisible) {
        return false;
    }
    if (!ShapeUtilities.equal(this.legendLine, that.legendLine)) {
        return false;
    }
    if (this.roundXCoordinates != that.roundXCoordinates) {
        return false;
    }
    return true;
}
 

/**
 * Returns a clone of the renderer.
 *
 * @return A clone.
 *
 * @throws CloneNotSupportedException  if the renderer cannot be cloned.
 */
@Override
public Object clone() throws CloneNotSupportedException {
    XYBarRenderer result = (XYBarRenderer) super.clone();
    if (this.gradientPaintTransformer != null) {
        result.gradientPaintTransformer = (GradientPaintTransformer)
            ObjectUtilities.clone(this.gradientPaintTransformer);
    }
    result.legendBar = ShapeUtilities.clone(this.legendBar);
    return result;
}
 

/**
 * 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;
}
 

/**
 * Tests this renderer for equality with another object.
 *
 * @param obj  the object (<code>null</code> permitted).
 *
 * @return A boolean.
 */
public boolean equals(Object obj) {

    if (obj == this) {
        return true;
    }
    if (!(obj instanceof StandardXYItemRenderer)) {
        return false;
    }
    if (!super.equals(obj)) {
        return false;
    }
    StandardXYItemRenderer that = (StandardXYItemRenderer) obj;
    if (this.baseShapesVisible != that.baseShapesVisible) {
        return false;
    }
    if (this.plotLines != that.plotLines) {
        return false;
    }
    if (this.plotImages != that.plotImages) {
        return false;
    }
    if (this.plotDiscontinuous != that.plotDiscontinuous) {
        return false;
    }
    if (this.gapThresholdType != that.gapThresholdType) {
        return false;
    }
    if (this.gapThreshold != that.gapThreshold) {
        return false;
    }
    if (!ObjectUtilities.equal(this.shapesFilled, that.shapesFilled)) {
        return false;
    }
    if (!ShapeUtilities.equal(this.legendLine, that.legendLine)) {
        return false;   
    }
    return true;

}
 

/**
 * Handles a mouse pressed event by recording the initial mouse pointer
 * location.
 * 
 * @param canvas  the JavaFX canvas (<code>null</code> not permitted).
 * @param e  the mouse event (<code>null</code> not permitted).
 */
@Override
public void handleMousePressed(ChartCanvas canvas, MouseEvent e) {
    Point2D pt = new Point2D.Double(e.getX(), e.getY());
    Rectangle2D dataArea = canvas.findDataArea(pt);
    if (dataArea != null) {
        this.startPoint = ShapeUtilities.getPointInRectangle(e.getX(),
                e.getY(), dataArea);
    } else {
        this.startPoint = null;
        canvas.clearLiveHandler();
    }
}