Package prefuse

Examples of prefuse.Display$TransformActivity

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            dx = mouseCur.x - mouseDown.x;
            dy = mouseCur.y - mouseDown.y;
            d  = Math.sqrt(dx*dx + dy*dy);
           
            if ( !started ) {
                Display display = (Display)e.getComponent();
                update.setDisplay(display);
                update.run();
            }
        }
    }
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    public void mouseReleased(MouseEvent e) {
        if ( SwingUtilities.isLeftMouseButton(e) ) {
            update.cancel();
            started = false;
           
            Display display = (Display)e.getComponent();
            mouseUp = e.getPoint();
           
            finish.setDisplay(display);
            finish.run();
           
            display.setCursor(Cursor.getDefaultCursor());
        }
    }
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    /**
     * @see java.awt.event.MouseListener#mousePressed(java.awt.event.MouseEvent)
     */
    public void mousePressed(MouseEvent e) {
        if ( UILib.isButtonPressed(e, button) ) {
            Display display = (Display)e.getComponent();
            if (display.isTranformInProgress()) {
                yLast = -1;
                System.err.println("can't move");
                return;
            }
            display.setCursor(
                Cursor.getPredefinedCursor(Cursor.N_RESIZE_CURSOR));
            display.getAbsoluteCoordinate(e.getPoint(), down);
            yLast = e.getY();
        }
    }
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    /**
     * @see java.awt.event.MouseMotionListener#mouseDragged(java.awt.event.MouseEvent)
     */
    public void mouseDragged(MouseEvent e) {
        if ( UILib.isButtonPressed(e, button) ) {
            Display display = (Display)e.getComponent();
            if (display.isTranformInProgress() || yLast == -1) {
                yLast = -1;
                return;
            }
           
            int y = e.getY();
            int dy = y-yLast;
            double zoom = 1 + ((double)dy) / 100;
           
            int status = zoom(display, down, zoom, true);
            int cursor = Cursor.N_RESIZE_CURSOR;
            if ( status == NO_ZOOM )
                cursor = Cursor.WAIT_CURSOR;
            display.setCursor(Cursor.getPredefinedCursor(cursor));
           
            yLast = y;
        }
    }
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    /**
     * @see prefuse.controls.Control#itemEntered(prefuse.visual.VisualItem, java.awt.event.MouseEvent)
     */
    public void itemEntered(VisualItem item, MouseEvent e) {
        Display d = (Display)e.getSource();
        if ( label.length == 1 ) {
            // optimize the simple case
            if ( item.canGetString(label[0]) ) {
                d.setToolTipText(item.getString(label[0]));
            }
        } else {
            sbuf.delete(0, sbuf.length());
            for ( int i=0; i<label.length; ++i ) {
                if ( item.canGetString(label[i]) ) {
                    if ( sbuf.length() > 0 )
                        sbuf.append("; ");
                    sbuf.append(item.getString(label[i]));
                }
            }
            // show tool tip only, if at least one field is available
            if (sbuf.length() > 0) {
              d.setToolTipText(sbuf.toString());
            }
        }
    }
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    /**
     * @see prefuse.controls.Control#itemExited(prefuse.visual.VisualItem, java.awt.event.MouseEvent)
     */
    public void itemExited(VisualItem item, MouseEvent e) {
        Display d = (Display)e.getSource();
        d.setToolTipText(null);
    }
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    /**
     * @see java.awt.event.MouseListener#mousePressed(java.awt.event.MouseEvent)
     */
    public void mousePressed(MouseEvent e) {
        if ( UILib.isButtonPressed(e, m_button) ) {
            Display display = (Display)e.getComponent();
            display.setCursor(
                Cursor.getPredefinedCursor(Cursor.E_RESIZE_CURSOR));
            down.setLocation(e.getPoint());
            baseAngle = Double.NaN;
        }
    }
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            int dx = e.getX() - down.x;
            double angle = Math.atan2(dy, dx);
           
            // only rotate once the base angle has been established
            if ( !Double.isNaN(baseAngle) ) {
                Display display = (Display)e.getComponent();
                display.rotate(down, angle-baseAngle);
            }
            baseAngle = angle;
        }
    }
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    /**
     * @see java.awt.event.MouseListener#mouseClicked(java.awt.event.MouseEvent)
     */
    public void mouseClicked(MouseEvent e) {
      Display display = (Display)e.getComponent();
      if ( !display.isTranformInProgress() &&
            UILib.isButtonPressed(e, m_button) )
        {
            Visualization vis = display.getVisualization();
            Rectangle2D bounds = vis.getBounds(m_group);
            GraphicsLib.expand(bounds, m_margin + (int)(1/display.getScale()));
            DisplayLib.fitViewToBounds(display, bounds, m_duration);
        }
    }
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    /**
     * @see java.awt.event.MouseWheelListener#mouseWheelMoved(java.awt.event.MouseWheelEvent)
     */
    public void mouseWheelMoved(MouseWheelEvent e) {
        Display display = (Display)e.getComponent();
        if(atPointer) m_point = e.getPoint();
        else {
          m_point.x = display.getWidth()/2;
          m_point.y = display.getHeight()/2;
        }
        if(inverted) zoom(display, m_point, 1 - 0.1f * e.getWheelRotation(), false);
        else zoom(display, m_point, 1 + 0.1f * e.getWheelRotation(), false);
    }
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Related Classes of prefuse.Display$TransformActivity

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  • org.rioproject.tools.ui.GraphListener
  • paperscope.RadialGraph$ClickToolTip
  • paperscope.RadialGraph$HoverToolTip
  • prefuse.action.animate.PolarLocationAnimator
  • prefuse.action.layout.graph.NodeLinkTreeLayout
  • prefuse.action.layout.Layout
  • prefuse.activity.SlowInSlowOutPacer
  • prefuse.controls.AnchorUpdateControl
  • prefuse.controls.Control
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