Examples with Rectangle2D java.awt.geom.Rectangle2D used on opensource projects

Example 16 with Rectangle2D

use of java.awt.geom.Rectangle2D in project scriptographer by scriptographer.

the class Raster method getAverageColor.

/**
	 * @jshide
	 */
public Color getAverageColor(Shape shape) {
    //		Rectangle2D rect = shape.getBounds2D();
    GeneralPath path;
    int width = getWidth();
    int height = getHeight();
    int startX = 0;
    int startY = 0;
    if (shape != null) {
        Matrix inverse = getInverseMatrix();
        if (inverse == null)
            return null;
        // Create a transformed path. This is faster than
        // path.clone() / path.transform(at);
        PathIterator pi = shape.getPathIterator(inverse.toAffineTransform());
        path = new GeneralPath();
        path.setWindingRule(pi.getWindingRule());
        path.append(pi, false);
        Rectangle2D bounds = path.getBounds2D();
        // Fetch the sub image to iterate over and calculate average colors
        // from
        // Crop to the maximum size.
        Rectangle2D.intersect(bounds, new Rectangle2D.Double(startX, startY, width, height), bounds);
        width = (int) Math.ceil(bounds.getWidth());
        height = (int) Math.ceil(bounds.getHeight());
        // Are we completely outside the raster? If so, return null
        if (width <= 0 || height <= 0)
            return null;
        startX = (int) Math.floor(bounds.getX());
        startY = (int) Math.floor(bounds.getY());
    } else {
        path = null;
    }
    BufferedImage img = getSubImage(startX, startY, width, height);
    //	Raster check = new Raster(img);
    //	check.setPosition(rect.getCenterX(), rect.getCenterY());
    WritableRaster raster = img.getRaster();
    byte[] data = (byte[]) raster.getDataElements(0, 0, null);
    float[] components = new float[data.length];
    for (int i = 0; i < data.length; i++) components[i] = data[i] & 0xff;
    long total = 1;
    for (int y = 0; y < height; y++) {
        for (int x = (y == 0) ? 1 : 0; x < width; x++) {
            if (path == null || path.contains(x + startX, y + startY)) {
                data = (byte[]) raster.getDataElements(x, height - 1 - y, data);
                for (int i = 0; i < data.length; i++) components[i] += data[i] & 0xff;
                total++;
            }
        }
    }
    total *= 255;
    for (int i = 0; i < components.length; i++) components[i] = components[i] / total;
    // Return colors
    if (components.length == 4)
        return new CMYKColor(components);
    else if (components.length == 3)
        return new RGBColor(components);
    else
        return new GrayColor(components);
}

Example 17 with Rectangle2D

use of java.awt.geom.Rectangle2D in project binnavi by google.

the class ZyGroupNodeRealizer method regenerate.

@Override
public void regenerate() {
    m_updater.generateContent(this, m_content);
    final Rectangle2D bounds = m_content.getBounds();
    // For some forsaken reason setSize changes
    // the position of the node. So we have to
    // store and restore the position between setting
    // the size.
    final double x = getX();
    final double y = getY();
    setSize(bounds.getWidth(), bounds.getHeight());
    setX(x);
    setY(y);
    for (final IZyNodeRealizerListener<?> listener : m_listeners) {
        try {
            listener.regenerated(this);
        } catch (final Exception exception) {
            CUtilityFunctions.logException(exception);
        }
    }
    repaint();
}

Example 18 with Rectangle2D

use of java.awt.geom.Rectangle2D in project binnavi by google.

the class ZyNodeRealizer method positionToRow.

/**
   * Converts a y coordinate into a line number of the node content.
   *
   * @param y The y coordinate.
   * @return The number of the line shown at the y address or -1 if there is no line at the given
   *         coordinates.
   */
@Override
public int positionToRow(final double y) {
    // TODO: This does not really work because line heights are not constant.
    final ZyLabelContent content = getNodeContent();
    final Rectangle2D contentBounds = getNodeContent().getBounds();
    final double yratio = getHeight() / contentBounds.getHeight();
    final int row = (int) ((y / yratio - content.getPaddingTop()) / content.getLineHeight());
    return row >= content.getLineCount() ? -1 : row;
}

Example 19 with Rectangle2D

use of java.awt.geom.Rectangle2D in project binnavi by google.

the class ZyNormalNodeRealizer method paintNode.

@Override
public void paintNode(final Graphics2D gfx) {
    super.paintNode(gfx);
    final Rectangle2D contentBounds = getNodeContent().getBounds();
    final double xratio = getWidth() / contentBounds.getWidth();
    final double yratio = getHeight() / contentBounds.getHeight();
    gfx.scale(xratio, yratio);
    getNodeContent().draw(gfx, (getX() * 1) / xratio, (getY() * 1) / yratio);
    gfx.scale(1 / xratio, 1 / yratio);
}

Example 20 with Rectangle2D

use of java.awt.geom.Rectangle2D in project binnavi by google.

the class MoveFunctions method centerNodes.

/**
   * Centers the screen on a list of nodes.
   * 
   * @param nodes The list of nodes in question.
   */
public static <NodeType extends ZyGraphNode<?> & ISelectableNode & IViewableNode & IYNode & IRawNodeAccessible, EdgeType extends ZyGraphEdge<?, ?, ?>> void centerNodes(final AbstractZyGraph<NodeType, ?> graph, final Set<NodeType> nodes) {
    Preconditions.checkNotNull(nodes, "Error: Nodes argument is null");
    Preconditions.checkArgument(!nodes.isEmpty(), "Error: Nodes argument is empty");
    // To center all nodes, we calculate the bounding box that includes all nodes.
    final Rectangle2D box = GraphHelpers.calculateBoundingBox(nodes);
    // Center the graph to make sure all nodes are visible.
    graph.getView().setCenter(box.getX() + (box.getWidth() / 2.), box.getY() + (box.getHeight() / 2.));
    graph.updateViews();
}