Example usage for java.awt Rectangle intersects

Introduction

In this page you can find the example usage for java.awt Rectangle intersects.

Prototype

public boolean intersects(Rectangle r) 

Source Link

Document

Determines whether or not this Rectangle and the specified Rectangle intersect.

Usage

From source file:org.nuclos.client.ui.resplan.header.JHeaderGrid.java

@Override
protected void paintComponent(Graphics g) {
    Graphics2D g2d = (Graphics2D) g;

    super.paintComponent(g2d);

    g2d.setPaint(gridColor);// ww  w. j a  v  a2  s .c  o m

    Rectangle clipBounds = g.getClipBounds();

    int[] indices = stripRangeForRect(clipBounds);
    int startIndex = indices[0];
    int endIndex = indices[1];

    Point p1, p2;
    p1 = new Point();
    p2 = new Point(getWidth(), getHeight());
    for (int i = startIndex; i <= endIndex; i++) {
        int gridLine = getGridLine(i);
        orientation.updateCoord(p1, gridLine);
        orientation.updateCoord(p2, gridLine);
        g2d.drawLine(p1.x, p1.y, p2.x, p2.y);
    }

    p1.setLocation(0, 0);
    p2.setLocation(getWidth(), getHeight());
    int groupGridLine = 0;
    for (CategoryView v : groupings) {
        groupGridLine += v.size;
        orientation.opposite().updateCoord(p1, groupGridLine);
        orientation.opposite().updateCoord(p2, groupGridLine);
        g2d.drawLine(p1.x, p1.y, p2.x, p2.y);
        groupGridLine += GRID_SIZE;
    }

    for (int level = 0, levelCount = groupings.length; level < levelCount; level++) {
        for (HeaderCell cell : groupings[level].cells) {
            if (cell.endIndex < startIndex || cell.startIndex >= endIndex)
                continue;
            Rectangle rect = getRect(level, cell.startIndex, cell.endIndex);
            if (clipBounds != null && !clipBounds.intersects(rect))
                continue;
            paintHeaderCell(g2d, rect, cell.levelValue);
        }
    }

    if (cellResizingRange != null) {
        Rectangle rect = new Rectangle(getWidth(), getHeight());
        orientation.updateRange(rect, cellResizingRange);
        rect.grow(orientation.select(GRID_SIZE, 0), orientation.select(0, GRID_SIZE));
        g2d.setColor(new Color(0x9999ff, false));
        g2d.draw(rect);
        g2d.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_ATOP, 0.5f));
        g2d.fill(rect);
    }
}

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From source file:org.nuclos.client.ui.resplan.header.JHeaderGrid.java

private void paintHeaderCell(Graphics2D g2d, Rectangle rect, Object value) {
    Rectangle clipBounds = g2d.getClipBounds();
    if (clipBounds != null && !clipBounds.intersects(rect))
        return;/*w ww.j a va2 s.  co  m*/
    boolean selected = (selectedValue != null && selectedValue.equals(value));
    JComponent renderer = setupCellRenderer(value, selected);
    cellRendererPane.paintComponent(g2d, renderer, this, rect);
    cellRendererPane.remove(renderer);
}

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From source file:org.photovault.swingui.PhotoCollectionThumbView.java

@Override
public void paint(Graphics g) {
    super.paint(g);
    Graphics2D g2 = (Graphics2D) g;
    Rectangle clipRect = g.getClipBounds();
    Dimension compSize = getSize();
    // columnCount = (int)(compSize.getWidth()/columnWidth);

    int photoCount = 0;
    if (photos != null) {
        photoCount = photos.size();//w ww .  j av  a2s.  co  m
    }

    // Determine the grid size based on couln & row count
    columnsToPaint = columnCount;
    // if columnCount is not specified determine it based on row count
    if (columnCount < 0) {
        if (rowCount > 0) {
            columnsToPaint = photoCount / rowCount;
            if (columnsToPaint * rowCount < photoCount) {
                columnsToPaint++;
            }
        } else {
            columnsToPaint = (int) (compSize.getWidth() / columnWidth);
        }
    }

    int col = 0;
    int row = 0;
    Rectangle thumbRect = new Rectangle();

    for (PhotoInfo photo : photos) {
        thumbRect.setBounds(col * columnWidth, row * rowHeight, columnWidth, rowHeight);
        if (thumbRect.intersects(clipRect)) {
            if (photo != null) {
                paintThumbnail(g2, photo, col * columnWidth, row * rowHeight, selection.contains(photo));
            }
        }
        col++;
        if (col >= columnsToPaint) {
            row++;
            col = 0;
        }
    }

    // Paint the selection rectangle if needed
    if (dragSelectionRect != null) {
        Stroke prevStroke = g2.getStroke();
        Color prevColor = g2.getColor();
        g2.setStroke(new BasicStroke(1.0f));
        g2.setColor(Color.BLACK);
        g2.draw(dragSelectionRect);
        g2.setColor(prevColor);
        g2.setStroke(prevStroke);
        lastDragSelectionRect = dragSelectionRect;
    }
}

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From source file:org.photovault.swingui.PhotoCollectionThumbView.java

/**
 This method is called by background task scheduler when it is ready to execute
 a task for this window.//from ww w  .j  ava 2 s .c o  m
 @return Task to create a thumbnail if one is needed. <code>null</code> 
 otherwise.
 */
public BackgroundTask requestTask() {
    PhotoInfo nextPhoto = null;
    Container parent = getParent();
    Rectangle viewRect = null;
    if (parent instanceof JViewport) {
        viewRect = ((JViewport) parent).getViewRect();
    }

    // Walk through all photos until we find a photo that is visible
    // and does not have a thumbnail. If all visible photos have a thumbnail
    // but some non-visible ones do not, create a thumbnail for one of those.
    log.debug("Finding photo without thumbnail");
    for (int n = 0; n < photos.size(); n++) {
        PhotoInfo photoCandidate = photos.get(n);
        log.debug("Photo " + photoCandidate.getUuid());
        if (!photoCandidate.hasThumbnail()) {
            log.debug("No thumbnail");
            Rectangle photoRect = getPhotoBounds(n);
            if (photoRect.intersects(viewRect)) {
                // This photo is visible so it is a perfect candidate
                // for thumbnail creation. Do not look further
                nextPhoto = photoCandidate;
                break;
            } else if (nextPhoto == null) {
                // Not visible but no photo without thumbnail has been
                // found previously. Store as a candidate and keep looking.
                nextPhoto = photoCandidate;
            }
        }
    }
    if (nextPhoto != null) {
        // We found a photo without thumbnail
        VolumeDAO volDAO = ctrl.getDAOFactory().getVolumeDAO();
        Volume vol = volDAO.getDefaultVolume();
        return new CreatePreviewImagesTask(nextPhoto);
    }
    // All photos have thumbnail :-)
    return null;
}

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From source file:pcgen.gui2.PCGenFrame.java

/**
 * This checks to make sure that the given rectangle will be visible
 * on the current graphics environment/*w w  w. j  a  va2s  .com*/
 */
private boolean checkBounds(Rectangle rect) {
    if (rect.isEmpty()) {
        return false;
    }
    GraphicsEnvironment env = GraphicsEnvironment.getLocalGraphicsEnvironment();

    for (GraphicsDevice device : env.getScreenDevices()) {
        Rectangle bounds = device.getDefaultConfiguration().getBounds();
        if (bounds.contains(rect) || bounds.intersects(rect)) {
            return true;
        }
    }
    return false;
}

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