Example usage for java.awt.event MouseWheelEvent getY

Introduction

In this page you can find the example usage for java.awt.event MouseWheelEvent getY.

Prototype

public int getY() 

Source Link

Document

Returns the vertical y position of the event relative to the source component.

Usage

From source file:com.rapidminer.gui.plotter.charts.AbstractChartPanel.java

/**
 * Constructs a JFreeChart panel.//from  www.  j ava2s. c om
 * 
 * @param chart
 *            the chart.
 * @param width
 *            the preferred width of the panel.
 * @param height
 *            the preferred height of the panel.
 * @param minimumDrawWidth
 *            the minimum drawing width.
 * @param minimumDrawHeight
 *            the minimum drawing height.
 * @param maximumDrawWidth
 *            the maximum drawing width.
 * @param maximumDrawHeight
 *            the maximum drawing height.
 * @param useBuffer
 *            a flag that indicates whether to use the off-screen buffer to improve performance
 *            (at the expense of memory).
 * @param properties
 *            a flag indicating whether or not the chart property editor should be available via
 *            the popup menu.
 * @param copy
 *            a flag indicating whether or not a copy option should be available via the popup
 *            menu.
 * @param save
 *            a flag indicating whether or not save options should be available via the popup
 *            menu.
 * @param print
 *            a flag indicating whether or not the print option should be available via the
 *            popup menu.
 * @param zoom
 *            a flag indicating whether or not zoom options should be added to the popup menu.
 * @param tooltips
 *            a flag indicating whether or not tooltips should be enabled for the chart.
 * 
 * @since 1.0.13
 */
public AbstractChartPanel(JFreeChart chart, int width, int height, int minimumDrawWidth, int minimumDrawHeight,
        int maximumDrawWidth, int maximumDrawHeight, boolean useBuffer, boolean properties, boolean copy,
        boolean save, boolean print, boolean zoom, boolean tooltips) {
    super(chart, width, height, minimumDrawWidth, minimumDrawHeight, maximumDrawWidth, maximumDrawHeight, false,
            properties, copy, save, print, zoom, tooltips);
    setChart(chart);
    this.chartMouseListeners = new EventListenerList();
    this.info = new ChartRenderingInfo();
    setPreferredSize(new Dimension(width, height));

    this.minimumDrawWidth = minimumDrawWidth;
    this.minimumDrawHeight = minimumDrawHeight;
    this.maximumDrawWidth = maximumDrawWidth;
    this.maximumDrawHeight = maximumDrawHeight;
    this.zoomTriggerDistance = DEFAULT_ZOOM_TRIGGER_DISTANCE;

    // set up popup menu...
    this.popup = null;
    if (properties || copy || save || print || zoom) {
        this.popup = createPopupMenu(properties, copy, save, print, zoom);
    }

    enableEvents(AWTEvent.MOUSE_EVENT_MASK);
    enableEvents(AWTEvent.MOUSE_MOTION_EVENT_MASK);
    setDisplayToolTips(tooltips);
    // mouse listener registered in super class
    // addMouseListener(this);
    // addMouseMotionListener(this);

    this.defaultDirectoryForSaveAs = null;
    this.enforceFileExtensions = true;

    // initialize ChartPanel-specific tool tip delays with
    // values the from ToolTipManager.sharedInstance()
    ToolTipManager ttm = ToolTipManager.sharedInstance();
    this.ownToolTipInitialDelay = ttm.getInitialDelay();
    this.ownToolTipDismissDelay = ttm.getDismissDelay();
    this.ownToolTipReshowDelay = ttm.getReshowDelay();

    this.zoomAroundAnchor = false;
    this.selectionOutlinePaint = Color.blue;
    this.selectionFillPaint = new Color(0, 0, 255, 63);

    this.panMask = InputEvent.CTRL_MASK;
    // for MacOSX we can't use the CTRL key for mouse drags, see:
    // http://developer.apple.com/qa/qa2004/qa1362.html
    String osName = System.getProperty("os.name").toLowerCase();
    if (osName.startsWith("mac os x")) {
        this.panMask = InputEvent.ALT_MASK;
    }

    this.overlays = new java.util.ArrayList<>();

    // adding wheel listener
    addMouseWheelListener(new MouseWheelListener() {

        @Override
        public void mouseWheelMoved(MouseWheelEvent e) {
            if (e.getScrollType() != MouseWheelEvent.WHEEL_UNIT_SCROLL) {
                return;
            }
            if (e.getWheelRotation() < 0) {
                shrinkSelectionOnCenter(e.getX(), e.getY(), e);
            } else {
                enlargeSelectionOnCenter(e.getX(), e.getY(), e);
            }
        }
    });
}

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