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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
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* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
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package com.sun.tools.visualvm.modules.tracer.impl.timeline;
import com.sun.tools.visualvm.modules.tracer.impl.timeline.TimelineChart.Row;
import org.netbeans.lib.profiler.charts.ChartOverlay;
import org.netbeans.lib.profiler.charts.swing.Utils;
import org.netbeans.lib.profiler.charts.ChartConfigurationListener;
import org.netbeans.lib.profiler.charts.ChartContext;
import org.netbeans.lib.profiler.charts.ChartSelectionListener;
import org.netbeans.lib.profiler.charts.ItemPainter;
import org.netbeans.lib.profiler.charts.ItemSelection;
import org.netbeans.lib.profiler.charts.PaintersModel;
import java.awt.Graphics;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Set;
import java.util.TreeSet;
import javax.swing.SwingUtilities;
import javax.swing.Timer;
import org.netbeans.lib.profiler.charts.ChartSelectionModel;
import org.netbeans.lib.profiler.charts.swing.LongRect;
import org.netbeans.lib.profiler.charts.xy.XYItemSelection;
import org.netbeans.lib.profiler.charts.xy.synchronous.SynchronousXYItem;
/**
*
* @author Jiri Sedlacek
*/
final class TimelineTooltipOverlay extends ChartOverlay implements ActionListener {
static final int TOOLTIP_OFFSET = 15;
static final int TOOLTIP_MARGIN = 10;
private static final int TOOLTIP_RESPONSE = 50;
private static final int ANIMATION_STEPS = 5;
private TimelineTooltipPainter.Model[] rowModels;
private Set<Integer> selectedTimestamps = Collections.EMPTY_SET;
private Timer timer;
private int currentStep;
private Point[] targetPositions;
TimelineTooltipOverlay(final TimelineSupport support) {
final TimelineChart chart = support.getChart();
if (chart.getSelectionModel() == null)
throw new NullPointerException("No ChartSelectionModel set for " + chart); // NOI18N
if (!Utils.forceSpeed()) {
timer = new Timer(TOOLTIP_RESPONSE / ANIMATION_STEPS, this);
timer.setInitialDelay(0);
}
setLayout(null);
final Runnable tooltipUpdater = new Runnable() {
public void run() { updateTooltip(chart); }
};
chart.getSelectionModel().addSelectionListener(new ChartSelectionListener() {
public void selectionModeChanged(int newMode, int oldMode) {}
public void selectionBoundsChanged(Rectangle newBounds, Rectangle oldBounds) {}
public void highlightedItemsChanged(List<ItemSelection> currentItems,
List<ItemSelection> addedItems, List<ItemSelection> removedItems) {
tooltipUpdater.run();
}
public void selectedItemsChanged(List<ItemSelection> currentItems,
List<ItemSelection> addedItems, List<ItemSelection> removedItems) {}
});
chart.addConfigurationListener(new ChartConfigurationListener.Adapter() {
public void contentsUpdated(long offsetX, long offsetY,
double scaleX, double scaleY,
long lastOffsetX, long lastOffsetY,
double lastScaleX, double lastScaleY,
int shiftX, int shiftY) {
if (lastOffsetX != offsetX || lastOffsetY != offsetY ||
scaleX != lastScaleX || scaleY != lastScaleY)
SwingUtilities.invokeLater(tooltipUpdater);
}
});
chart.addRowListener(new TimelineChart.RowListener() {
public void rowsAdded(List<Row> rows) { tooltipUpdater.run(); }
public void rowsRemoved(List<Row> rows) { tooltipUpdater.run(); }
public void rowsResized(List<Row> rows) { tooltipUpdater.run(); }
});
support.addSelectionListener(new TimelineSupport.SelectionListener() {
public void rowSelectionChanged(boolean rowsSelected) {}
public void timeSelectionChanged(boolean timestampsSelected, boolean justHovering) {
selectedTimestamps = new TreeSet(support.getSelectedTimestamps());
tooltipUpdater.run();
}
});
}
void setupModel(TimelineTooltipPainter.Model[] rowModels) {
removeAll();
this.rowModels = rowModels;
for (TimelineTooltipPainter.Model rowModel : rowModels) {
TimelineTooltipPainter painter = new TimelineTooltipPainter(false);
add(painter);
painter.setVisible(false);
}
targetPositions = new Point[rowModels.length];
}
private void setPosition(Point p, TimelineTooltipPainter tooltipPainter,
int index, boolean immediate) {
if (getComponentCount() > 0) {
if (p == null) {
if (tooltipPainter.isVisible()) tooltipPainter.setVisible(false);
if (timer != null) timer.stop();
} else {
if (immediate || !tooltipPainter.isVisible() || timer == null) {
tooltipPainter.setVisible(true);
tooltipPainter.setLocation(p);
} else {
currentStep = 0;
targetPositions[index] = p;
timer.restart();
}
}
}
}
public void actionPerformed(ActionEvent e) {
for (int i = 0; i < rowModels.length; i++) {
TimelineTooltipPainter tooltipPainter = (TimelineTooltipPainter)getComponent(i);
Point targetPosition = targetPositions[i];
Point currentPosition = tooltipPainter.getLocation();
currentPosition.x += (targetPosition.x - currentPosition.x) /
(ANIMATION_STEPS - currentStep);
currentPosition.y += (targetPosition.y - currentPosition.y) /
(ANIMATION_STEPS - currentStep);
tooltipPainter.setLocation(currentPosition);
}
if (++currentStep == ANIMATION_STEPS) timer.stop();
}
private void checkAllocatedSelectionPainters() {
int allocatedPainters = getComponentCount() - rowModels.length;
int requiredPainters = rowModels.length * selectedTimestamps.size();
if (allocatedPainters == requiredPainters) return;
int diff = requiredPainters - allocatedPainters;
if (diff > 0) {
for (int i = 0; i < diff; i++) add(new TimelineTooltipPainter(true));
} else {
for (int i = 0; i > diff; i--) remove(getComponentCount() - 1);
repaint();
}
}
@SuppressWarnings("element-type-mismatch")
private void updateTooltip(TimelineChart chart) {
if (rowModels == null) return;
ChartSelectionModel selectionModel = chart.getSelectionModel();
if (selectionModel == null) return;
checkAllocatedSelectionPainters();
int painterIndex = getComponentCount() - 1;
for (int rowIndex = 0; rowIndex < chart.getRowsCount(); rowIndex++) {
TimelineChart.Row row = chart.getRow(rowIndex);
ChartContext rowContext = row.getContext();
int itemsCount = row.getItemsCount();
TimelineTooltipPainter.Model model = rowModels[rowIndex];
for (int mark : selectedTimestamps) {
List<ItemSelection> selections = new ArrayList(itemsCount);
for (int itemIndex = 0; itemIndex < itemsCount; itemIndex++) {
SynchronousXYItem item = (SynchronousXYItem)row.getItem(itemIndex);
selections.add(new XYItemSelection.Default(item, mark,
XYItemSelection.DISTANCE_UNKNOWN));
}
TimelineTooltipPainter tooltipPainter =
(TimelineTooltipPainter)getComponent(painterIndex--);
tooltipPainter.update(model, selections);
tooltipPainter.setSize(tooltipPainter.getPreferredSize());
setPosition(selections, chart.getPaintersModel(), rowContext,
tooltipPainter, rowIndex, true);
}
}
List<ItemSelection> highlightedItems =
selectionModel.getHighlightedItems();
boolean noSelection = highlightedItems.isEmpty();
if (!noSelection) {
XYItemSelection sel = (XYItemSelection)highlightedItems.get(0);
noSelection = sel.getItem().getValuesCount() <= sel.getValueIndex();
}
int rowsCount = chart.getRowsCount();
for (int i = 0; i < rowsCount; i++) {
TimelineTooltipPainter tooltipPainter =
(TimelineTooltipPainter)getComponent(i);
if (noSelection) {
setPosition(null, tooltipPainter, i, false);
} else {
TimelineChart.Row row = chart.getRow(i);
List<ItemSelection> selections = new ArrayList(highlightedItems.size());
for (ItemSelection sel : highlightedItems)
if (row.containsItem(sel.getItem()))
selections.add(sel);
tooltipPainter.update(rowModels[i], selections);
tooltipPainter.setSize(tooltipPainter.getPreferredSize());
setPosition(selections, chart.getPaintersModel(), row.getContext(), tooltipPainter, i, false);
}
}
}
private void setPosition(List<ItemSelection> selectedItems, PaintersModel paintersModel,
ChartContext chartContext, TimelineTooltipPainter tooltipPainter,
int index, boolean immediate) {
LongRect bounds = null;
for (ItemSelection selection : selectedItems) {
ItemPainter painter = paintersModel.getPainter(selection.getItem());
LongRect selBounds = painter.getSelectionBounds(selection, chartContext);
if (bounds == null) bounds = selBounds; else LongRect.add(bounds, selBounds);
}
setPosition(normalizePosition(Utils.checkedRectangle(bounds), tooltipPainter,
chartContext), tooltipPainter, index, immediate);
}
private Point normalizePosition(Rectangle bounds, TimelineTooltipPainter tooltipPainter, ChartContext chartContext) {
Point p = new Point();
p.x = bounds.x + bounds.width + TOOLTIP_OFFSET;
if (p.x > chartContext.getViewportWidth() - tooltipPainter.getWidth() - TOOLTIP_MARGIN)
p.x = bounds.x - tooltipPainter.getWidth() - TOOLTIP_OFFSET;
int rowY = Utils.checkedInt(chartContext.getViewportOffsetY());
int rowHeight = chartContext.getViewportHeight();
p.y = rowY + (rowHeight - tooltipPainter.getHeight()) / 2;
return p;
}
public void paint(Graphics g) {
if (getComponentCount() == 0) return;
Rectangle bounds = new Rectangle(0, 0, getWidth(), getHeight());
Rectangle clip = g.getClipBounds();
if (clip == null) g.setClip(bounds);
else g.setClip(clip.intersection(bounds));
super.paint(g);
}
}