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improved zooming by slider

This commit is contained in:
fros4943 2010-01-12 09:11:26 +00:00
parent 553589d0bb
commit 2756ff2e31
1 changed files with 50 additions and 2 deletions
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52
tools/cooja/java/se/sics/cooja/plugins/TimeLine.java
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@ -26,7 +26,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: TimeLine.java,v 1.21 2009/12/14 13:25:04 fros4943 Exp $
* $Id: TimeLine.java,v 1.22 2010/01/12 09:11:26 fros4943 Exp $
*/
package se.sics.cooja.plugins;
@ -40,7 +40,6 @@ import java.awt.Point;
import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
@ -68,6 +67,7 @@ import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JPopupMenu;
import javax.swing.JScrollPane;
import javax.swing.JSlider;
import javax.swing.JSplitPane;
import javax.swing.JToolTip;
import javax.swing.KeyStroke;
@ -75,6 +75,8 @@ import javax.swing.Popup;
import javax.swing.PopupFactory;
import javax.swing.SwingUtilities;
import javax.swing.Timer;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import org.apache.log4j.Logger;
import org.jdom.Element;
@ -403,6 +405,51 @@ public class TimeLine extends VisPlugin {
}
};
private Action zoomSliderAction = new AbstractAction("Zoom slider") {
public void actionPerformed(ActionEvent e) {
final JSlider zoomSlider = new JSlider(JSlider.VERTICAL, 0, ZOOM_LEVELS.length-1, zoomLevel);
zoomSlider.setInverted(true);
zoomSlider.setPaintTicks(true);
zoomSlider.setPaintLabels(false);
final long centerTime = popupLocation.x*currentPixelDivisor;
zoomSlider.addChangeListener(new ChangeListener() {
public void stateChanged(ChangeEvent e) {
zoomLevel = zoomSlider.getValue();
currentPixelDivisor = ZOOM_LEVELS[zoomLevel];
logger.info("Zoom level: " + currentPixelDivisor + " microseconds/pixel " + ((zoomLevel==ZOOM_LEVELS.length-1)?"(MAX)":""));
lastRepaintSimulationTime = -1; /* Force repaint */
repaintTimelineTimer.getActionListeners()[0].actionPerformed(null); /* Force size update */
SwingUtilities.invokeLater(new Runnable() {
public void run() {
int w = timeline.getVisibleRect().width;
int centerPixel = (int)(centerTime/currentPixelDivisor);
Rectangle r = new Rectangle(
centerPixel - w/2, 0,
w, 1
);
/* Time ruler */
mousePixelPositionX = centerPixel;
mouseDownPixelPositionX = centerPixel;
mousePixelPositionY = timeline.getHeight();
timeline.scrollRectToVisible(r);
}
});
}
});
final JPopupMenu zoomPopup = new JPopupMenu();
zoomPopup.add(zoomSlider);
zoomPopup.show(TimeLine.this, TimeLine.this.getWidth()/2, 0);
zoomSlider.requestFocus();
}
};
/**
* Save logged raw data to file for post-processing.
*/
@ -1056,6 +1103,7 @@ public class TimeLine extends VisPlugin {
popupMenu.add(new JMenuItem(zoomInAction));
popupMenu.add(new JMenuItem(zoomOutAction));
popupMenu.add(new JMenuItem(zoomSliderAction));
popupMenu.addSeparator();