1 /*****************************************************************************
2 * Copyright (c) 2007, 2014 Intel Corporation and others
4 * All rights reserved. This program and the accompanying materials
5 * are made available under the terms of the Eclipse Public License v1.0
6 * which accompanies this distribution, and is available at
7 * http://www.eclipse.org/legal/epl-v10.html
10 * Intel Corporation - Initial API and implementation
11 * Ruslan A. Scherbakov, Intel - Initial API and implementation
12 * Alvaro Sanchez-Leon, Ericsson - Updated for TMF
13 * Patrick Tasse, Ericsson - Refactoring
14 * Geneviève Bastien, École Polytechnique de Montréal - Move code to
15 * provide base classes for time graph view
16 * Add display of links between items
17 * Xavier Raynaud, Kalray - Code optimization
18 *****************************************************************************/
20 package org
.eclipse
.linuxtools
.tmf
.ui
.widgets
.timegraph
.widgets
;
22 import java
.util
.ArrayList
;
23 import java
.util
.Arrays
;
24 import java
.util
.Iterator
;
25 import java
.util
.List
;
27 import org
.eclipse
.jface
.action
.IStatusLineManager
;
28 import org
.eclipse
.jface
.resource
.JFaceResources
;
29 import org
.eclipse
.jface
.resource
.LocalResourceManager
;
30 import org
.eclipse
.jface
.viewers
.ISelection
;
31 import org
.eclipse
.jface
.viewers
.ISelectionChangedListener
;
32 import org
.eclipse
.jface
.viewers
.ISelectionProvider
;
33 import org
.eclipse
.jface
.viewers
.ViewerFilter
;
34 import org
.eclipse
.linuxtools
.tmf
.core
.timestamp
.ITmfTimestamp
;
35 import org
.eclipse
.linuxtools
.tmf
.core
.timestamp
.TmfNanoTimestamp
;
36 import org
.eclipse
.linuxtools
.tmf
.core
.timestamp
.TmfTimestampDelta
;
37 import org
.eclipse
.linuxtools
.tmf
.ui
.widgets
.timegraph
.ITimeGraphColorListener
;
38 import org
.eclipse
.linuxtools
.tmf
.ui
.widgets
.timegraph
.ITimeGraphPresentationProvider
;
39 import org
.eclipse
.linuxtools
.tmf
.ui
.widgets
.timegraph
.ITimeGraphPresentationProvider2
;
40 import org
.eclipse
.linuxtools
.tmf
.ui
.widgets
.timegraph
.ITimeGraphTreeListener
;
41 import org
.eclipse
.linuxtools
.tmf
.ui
.widgets
.timegraph
.StateItem
;
42 import org
.eclipse
.linuxtools
.tmf
.ui
.widgets
.timegraph
.TimeGraphTreeExpansionEvent
;
43 import org
.eclipse
.linuxtools
.tmf
.ui
.widgets
.timegraph
.model
.ILinkEvent
;
44 import org
.eclipse
.linuxtools
.tmf
.ui
.widgets
.timegraph
.model
.ITimeEvent
;
45 import org
.eclipse
.linuxtools
.tmf
.ui
.widgets
.timegraph
.model
.ITimeGraphEntry
;
46 import org
.eclipse
.swt
.SWT
;
47 import org
.eclipse
.swt
.events
.ControlEvent
;
48 import org
.eclipse
.swt
.events
.ControlListener
;
49 import org
.eclipse
.swt
.events
.FocusEvent
;
50 import org
.eclipse
.swt
.events
.FocusListener
;
51 import org
.eclipse
.swt
.events
.KeyEvent
;
52 import org
.eclipse
.swt
.events
.KeyListener
;
53 import org
.eclipse
.swt
.events
.MenuDetectEvent
;
54 import org
.eclipse
.swt
.events
.MenuDetectListener
;
55 import org
.eclipse
.swt
.events
.MouseEvent
;
56 import org
.eclipse
.swt
.events
.MouseListener
;
57 import org
.eclipse
.swt
.events
.MouseMoveListener
;
58 import org
.eclipse
.swt
.events
.MouseTrackListener
;
59 import org
.eclipse
.swt
.events
.MouseWheelListener
;
60 import org
.eclipse
.swt
.events
.PaintEvent
;
61 import org
.eclipse
.swt
.events
.SelectionEvent
;
62 import org
.eclipse
.swt
.events
.SelectionListener
;
63 import org
.eclipse
.swt
.events
.TraverseEvent
;
64 import org
.eclipse
.swt
.events
.TraverseListener
;
65 import org
.eclipse
.swt
.events
.TypedEvent
;
66 import org
.eclipse
.swt
.graphics
.Color
;
67 import org
.eclipse
.swt
.graphics
.Cursor
;
68 import org
.eclipse
.swt
.graphics
.GC
;
69 import org
.eclipse
.swt
.graphics
.Image
;
70 import org
.eclipse
.swt
.graphics
.Point
;
71 import org
.eclipse
.swt
.graphics
.Rectangle
;
72 import org
.eclipse
.swt
.widgets
.Composite
;
73 import org
.eclipse
.swt
.widgets
.Display
;
74 import org
.eclipse
.swt
.widgets
.Event
;
75 import org
.eclipse
.swt
.widgets
.Listener
;
76 import org
.eclipse
.swt
.widgets
.ScrollBar
;
79 * Time graph control implementation
82 * @author Alvaro Sanchez-Leon
83 * @author Patrick Tasse
85 public class TimeGraphControl
extends TimeGraphBaseControl
86 implements FocusListener
, KeyListener
, MouseMoveListener
, MouseListener
, MouseWheelListener
,
87 ControlListener
, SelectionListener
, MouseTrackListener
, TraverseListener
, ISelectionProvider
,
88 MenuDetectListener
, ITmfTimeGraphDrawingHelper
, ITimeGraphColorListener
{
90 /** Max scrollbar size */
91 public static final int H_SCROLLBAR_MAX
= Integer
.MAX_VALUE
- 1;
93 private static final int DRAG_NONE
= 0;
94 private static final int DRAG_TRACE_ITEM
= 1;
95 private static final int DRAG_SPLIT_LINE
= 2;
96 private static final int DRAG_ZOOM
= 3;
97 private static final int DRAG_SELECTION
= 4;
99 private static final int CUSTOM_ITEM_HEIGHT
= -1; // get item height from provider
101 private static final double ZOOM_FACTOR
= 1.5;
102 private static final double ZOOM_IN_FACTOR
= 0.8;
103 private static final double ZOOM_OUT_FACTOR
= 1.25;
105 private static final int SNAP_WIDTH
= 2;
107 private static final int NO_STATUS
= -1;
109 /** Resource manager */
110 private LocalResourceManager fResourceManager
= new LocalResourceManager(JFaceResources
.getResources());
112 /** Color map for event types */
113 private Color
[] fEventColorMap
= null;
115 private ITimeDataProvider fTimeProvider
;
116 private IStatusLineManager fStatusLineManager
= null;
117 private TimeGraphScale fTimeGraphScale
= null;
119 private boolean fIsInFocus
= false;
120 private boolean fMouseOverSplitLine
= false;
121 private int fGlobalItemHeight
= CUSTOM_ITEM_HEIGHT
;
122 private int fMinimumItemWidth
= 0;
123 private int fTopIndex
= 0;
124 private int fDragState
= DRAG_NONE
;
125 private int fDragButton
;
126 private int fDragX0
= 0;
127 private int fDragX
= 0;
128 private long fDragTime0
= 0; // used to preserve accuracy of modified selection
129 private int fIdealNameSpace
= 0;
130 private long fTime0bak
;
131 private long fTime1bak
;
132 private ITimeGraphPresentationProvider fTimeGraphProvider
= null;
133 private ItemData fItemData
= null;
134 private List
<SelectionListener
> fSelectionListeners
;
135 private final List
<ISelectionChangedListener
> fSelectionChangedListeners
= new ArrayList
<>();
136 private final List
<ITimeGraphTreeListener
> fTreeListeners
= new ArrayList
<>();
137 private final List
<MenuDetectListener
> fTimeGraphEntryMenuListeners
= new ArrayList
<>();
138 private final List
<MenuDetectListener
> fTimeEventMenuListeners
= new ArrayList
<>();
139 private final Cursor fDragCursor
= Display
.getDefault().getSystemCursor(SWT
.CURSOR_HAND
);
140 private final Cursor fResizeCursor
= Display
.getDefault().getSystemCursor(SWT
.CURSOR_IBEAM
);
141 private final Cursor fWaitCursor
= Display
.getDefault().getSystemCursor(SWT
.CURSOR_WAIT
);
142 private final Cursor fZoomCursor
= Display
.getDefault().getSystemCursor(SWT
.CURSOR_SIZEWE
);
143 private final List
<ViewerFilter
> fFilters
= new ArrayList
<>();
144 private MenuDetectEvent fPendingMenuDetectEvent
= null;
145 private boolean fHideArrows
= false;
147 private int fBorderWidth
= 0;
148 private int fHeaderHeight
= 0;
150 private Listener fMouseScrollFilterListener
;
152 private MouseScrollNotifier fMouseScrollNotifier
;
153 private final Object fMouseScrollNotifierLock
= new Object();
155 private class MouseScrollNotifier
extends Thread
{
156 private static final long DELAY
= 400L;
157 private static final long POLLING_INTERVAL
= 10L;
158 private long fLastScrollTime
= Long
.MAX_VALUE
;
162 while ((System
.currentTimeMillis() - fLastScrollTime
) < DELAY
) {
164 Thread
.sleep(POLLING_INTERVAL
);
165 } catch (Exception e
) {
169 if (!isInterrupted()) {
170 Display
.getDefault().asyncExec(new Runnable() {
176 fTimeProvider
.notifyStartFinishTime();
180 synchronized (fMouseScrollNotifierLock
) {
181 fMouseScrollNotifier
= null;
185 public void mouseScrolled() {
186 fLastScrollTime
= System
.currentTimeMillis();
191 * Standard constructor
194 * The parent composite object
196 * The color scheme to use
198 public TimeGraphControl(Composite parent
, TimeGraphColorScheme colors
) {
200 super(parent
, colors
, SWT
.NO_BACKGROUND
| SWT
.H_SCROLL
| SWT
.DOUBLE_BUFFERED
);
202 fItemData
= new ItemData();
204 addFocusListener(this);
205 addMouseListener(this);
206 addMouseMoveListener(this);
207 addMouseTrackListener(this);
208 addMouseWheelListener(this);
209 addTraverseListener(this);
210 addKeyListener(this);
211 addControlListener(this);
212 addMenuDetectListener(this);
213 ScrollBar scrollHor
= getHorizontalBar();
215 if (scrollHor
!= null) {
216 scrollHor
.addSelectionListener(this);
221 public void dispose() {
223 fResourceManager
.dispose();
227 * Sets the timegraph provider used by this timegraph viewer.
229 * @param timeGraphProvider the timegraph provider
231 public void setTimeGraphProvider(ITimeGraphPresentationProvider timeGraphProvider
) {
232 fTimeGraphProvider
= timeGraphProvider
;
234 if (timeGraphProvider
instanceof ITimeGraphPresentationProvider2
) {
235 ((ITimeGraphPresentationProvider2
) timeGraphProvider
).setDrawingHelper(this);
236 ((ITimeGraphPresentationProvider2
) timeGraphProvider
).addColorListener(this);
239 StateItem
[] stateItems
= fTimeGraphProvider
.getStateTable();
240 colorSettingsChanged(stateItems
);
244 * Gets the timegraph provider used by this timegraph viewer.
246 * @return the timegraph provider, or <code>null</code> if not set.
249 public ITimeGraphPresentationProvider
getTimeGraphProvider() {
250 return fTimeGraphProvider
;
254 * Gets the color map used by this timegraph viewer.
256 * @return a color map, or <code>null</code> if not set.
259 public Color
[] getEventColorMap() {
260 return fEventColorMap
;
264 * Assign the given time provider
266 * @param timeProvider
269 public void setTimeProvider(ITimeDataProvider timeProvider
) {
270 fTimeProvider
= timeProvider
;
276 * Assign the status line manager
278 * @param statusLineManager
279 * The status line manager, or null to disable status line messages
282 public void setStatusLineManager(IStatusLineManager statusLineManager
) {
283 if (fStatusLineManager
!= null && statusLineManager
== null) {
284 fStatusLineManager
.setMessage(""); //$NON-NLS-1$
286 fStatusLineManager
= statusLineManager
;
290 * Assign the time graph scale
292 * @param timeGraphScale
293 * The time graph scale
296 public void setTimeGraphScale(TimeGraphScale timeGraphScale
) {
297 fTimeGraphScale
= timeGraphScale
;
301 * Add a selection listener
304 * The listener to add
306 public void addSelectionListener(SelectionListener listener
) {
307 if (listener
== null) {
308 SWT
.error(SWT
.ERROR_NULL_ARGUMENT
);
310 if (null == fSelectionListeners
) {
311 fSelectionListeners
= new ArrayList
<>();
313 fSelectionListeners
.add(listener
);
317 * Remove a selection listener
320 * The listener to remove
322 public void removeSelectionListener(SelectionListener listener
) {
323 if (null != fSelectionListeners
) {
324 fSelectionListeners
.remove(listener
);
329 * Selection changed callback
331 public void fireSelectionChanged() {
332 if (null != fSelectionListeners
) {
333 Iterator
<SelectionListener
> it
= fSelectionListeners
.iterator();
334 while (it
.hasNext()) {
335 SelectionListener listener
= it
.next();
336 listener
.widgetSelected(null);
342 * Default selection callback
344 public void fireDefaultSelection() {
345 if (null != fSelectionListeners
) {
346 Iterator
<SelectionListener
> it
= fSelectionListeners
.iterator();
347 while (it
.hasNext()) {
348 SelectionListener listener
= it
.next();
349 listener
.widgetDefaultSelected(null);
355 * Get the traces in the model
357 * @return The array of traces
359 public ITimeGraphEntry
[] getTraces() {
360 return fItemData
.getTraces();
364 * Get the on/off trace filters
366 * @return The array of filters
368 public boolean[] getTraceFilter() {
369 return fItemData
.getTraceFilter();
373 * Refresh the data for the thing
375 public void refreshData() {
376 fItemData
.refreshData();
382 * Refresh data for the given traces
385 * The traces to refresh
387 public void refreshData(ITimeGraphEntry
[] traces
) {
388 fItemData
.refreshData(traces
);
394 * Refresh the links (arrows) of this widget
396 * @param events The link events to refresh
399 public void refreshArrows(List
<ILinkEvent
> events
) {
400 fItemData
.refreshArrows(events
);
404 * Adjust the scoll bars
406 public void adjustScrolls() {
407 if (null == fTimeProvider
) {
408 getHorizontalBar().setValues(0, 1, 1, 1, 1, 1);
414 long time0
= fTimeProvider
.getTime0();
415 long time1
= fTimeProvider
.getTime1();
417 long timeMin
= fTimeProvider
.getMinTime();
418 long timeMax
= fTimeProvider
.getMaxTime();
420 long delta
= timeMax
- timeMin
;
423 int thumb
= H_SCROLLBAR_MAX
;
426 // Thumb size (page size)
427 thumb
= Math
.max(1, (int) (H_SCROLLBAR_MAX
* ((double) (time1
- time0
) / delta
)));
428 // At the beginning of visible window
429 timePos
= (int) (H_SCROLLBAR_MAX
* ((double) (time0
- timeMin
) / delta
));
432 // position, minimum, maximum, thumb size, increment (half page)t, page
433 // increment size (full page)
434 getHorizontalBar().setValues(timePos
, 0, H_SCROLLBAR_MAX
, thumb
, Math
.max(1, thumb
/ 2), Math
.max(2, thumb
));
437 boolean ensureVisibleItem(int idx
, boolean redraw
) {
438 boolean changed
= false;
441 for (index
= 0; index
< fItemData
.fExpandedItems
.length
; index
++) {
442 if (fItemData
.fExpandedItems
[index
].fSelected
) {
447 if (index
>= fItemData
.fExpandedItems
.length
) {
450 if (index
< fTopIndex
) {
457 int page
= countPerPage();
458 if (index
>= fTopIndex
+ page
) {
459 setTopIndex(index
- page
+ 1);
470 * Assign the given index as the top one
475 public void setTopIndex(int idx
) {
476 int index
= Math
.min(idx
, fItemData
.fExpandedItems
.length
- countPerPage());
477 index
= Math
.max(0, index
);
483 * Set the expanded state of a given entry
488 * True if expanded, false if collapsed
490 public void setExpandedState(ITimeGraphEntry entry
, boolean expanded
) {
491 Item item
= fItemData
.findItem(entry
);
492 if (item
!= null && item
.fExpanded
!= expanded
) {
493 item
.fExpanded
= expanded
;
494 fItemData
.updateExpandedItems();
500 * Collapses all nodes of the viewer's tree, starting with the root.
504 public void collapseAll() {
505 for (Item item
: fItemData
.fItems
) {
506 item
.fExpanded
= false;
508 fItemData
.updateExpandedItems();
513 * Expands all nodes of the viewer's tree, starting with the root.
517 public void expandAll() {
518 for (Item item
: fItemData
.fItems
) {
519 item
.fExpanded
= true;
521 fItemData
.updateExpandedItems();
526 * Add a tree listener
529 * The listener to add
531 public void addTreeListener(ITimeGraphTreeListener listener
) {
532 if (!fTreeListeners
.contains(listener
)) {
533 fTreeListeners
.add(listener
);
538 * Remove a tree listener
541 * The listener to remove
543 public void removeTreeListener(ITimeGraphTreeListener listener
) {
544 if (fTreeListeners
.contains(listener
)) {
545 fTreeListeners
.remove(listener
);
550 * Tree event callback
555 * The expanded state (true for expanded, false for collapsed)
557 public void fireTreeEvent(ITimeGraphEntry entry
, boolean expanded
) {
558 TimeGraphTreeExpansionEvent event
= new TimeGraphTreeExpansionEvent(this, entry
);
559 for (ITimeGraphTreeListener listener
: fTreeListeners
) {
561 listener
.treeExpanded(event
);
563 listener
.treeCollapsed(event
);
569 * Add a menu listener on {@link ITimeGraphEntry}s
571 * The listener to add
574 public void addTimeGraphEntryMenuListener(MenuDetectListener listener
) {
575 if (!fTimeGraphEntryMenuListeners
.contains(listener
)) {
576 fTimeGraphEntryMenuListeners
.add(listener
);
581 * Remove a menu listener on {@link ITimeGraphEntry}s
584 * The listener to remove
587 public void removeTimeGraphEntryMenuListener(MenuDetectListener listener
) {
588 if (fTimeGraphEntryMenuListeners
.contains(listener
)) {
589 fTimeGraphEntryMenuListeners
.remove(listener
);
594 * Menu event callback on {@link ITimeGraphEntry}s
597 * The MenuDetectEvent, with field {@link TypedEvent#data} set to the selected {@link ITimeGraphEntry}
599 private void fireMenuEventOnTimeGraphEntry(MenuDetectEvent event
) {
600 for (MenuDetectListener listener
: fTimeGraphEntryMenuListeners
) {
601 listener
.menuDetected(event
);
606 * Add a menu listener on {@link ITimeEvent}s
609 * The listener to add
612 public void addTimeEventMenuListener(MenuDetectListener listener
) {
613 if (!fTimeEventMenuListeners
.contains(listener
)) {
614 fTimeEventMenuListeners
.add(listener
);
619 * Remove a menu listener on {@link ITimeEvent}s
622 * The listener to remove
625 public void removeTimeEventMenuListener(MenuDetectListener listener
) {
626 if (fTimeEventMenuListeners
.contains(listener
)) {
627 fTimeEventMenuListeners
.remove(listener
);
632 * Menu event callback on {@link ITimeEvent}s
635 * The MenuDetectEvent, with field {@link TypedEvent#data} set to the selected {@link ITimeEvent}
637 private void fireMenuEventOnTimeEvent(MenuDetectEvent event
) {
638 for (MenuDetectListener listener
: fTimeEventMenuListeners
) {
639 listener
.menuDetected(event
);
643 @SuppressWarnings("deprecation")
645 public ISelection
getSelection() {
646 TimeGraphSelection sel
= new TimeGraphSelection();
647 ITimeGraphEntry trace
= getSelectedTrace();
648 if (null != trace
&& null != fTimeProvider
) {
650 if (fTimeProvider
instanceof ITimeDataProvider2
) {
651 selectedTime
= ((ITimeDataProvider2
) fTimeProvider
).getSelectionBegin();
653 selectedTime
= fTimeProvider
.getSelectedTime();
655 ITimeEvent event
= Utils
.findEvent(trace
, selectedTime
, 0);
666 * Get the selection object
668 * @return The selection
670 public ISelection
getSelectionTrace() {
671 TimeGraphSelection sel
= new TimeGraphSelection();
672 ITimeGraphEntry trace
= getSelectedTrace();
680 * Enable/disable one of the traces in the model
683 * 1 to enable it, -1 to disable. The method returns immediately
684 * if another value is used.
686 public void selectTrace(int n
) {
687 if ((n
!= 1) && (n
!= -1)) {
691 boolean changed
= false;
692 int lastSelection
= -1;
693 for (int i
= 0; i
< fItemData
.fExpandedItems
.length
; i
++) {
694 Item item
= fItemData
.fExpandedItems
[i
];
695 if (item
.fSelected
) {
697 if ((1 == n
) && (i
< fItemData
.fExpandedItems
.length
- 1)) {
698 item
.fSelected
= false;
699 item
= fItemData
.fExpandedItems
[i
+ 1];
700 item
.fSelected
= true;
702 } else if ((-1 == n
) && (i
> 0)) {
703 item
.fSelected
= false;
704 item
= fItemData
.fExpandedItems
[i
- 1];
705 item
.fSelected
= true;
712 if (lastSelection
< 0 && fItemData
.fExpandedItems
.length
> 0) {
713 Item item
= fItemData
.fExpandedItems
[0];
714 item
.fSelected
= true;
719 ensureVisibleItem(-1, false);
721 fireSelectionChanged();
729 * 1 for next event, -1 for previous event
731 public void selectEvent(int n
) {
732 if (null == fTimeProvider
) {
735 ITimeGraphEntry trace
= getSelectedTrace();
740 if (fTimeProvider
instanceof ITimeDataProvider2
) {
741 selectedTime
= ((ITimeDataProvider2
) fTimeProvider
).getSelectionBegin();
743 @SuppressWarnings("deprecation")
744 long time
= fTimeProvider
.getSelectedTime();
747 long endTime
= fTimeProvider
.getEndTime();
748 ITimeEvent nextEvent
;
749 if (-1 == n
&& selectedTime
> endTime
) {
750 nextEvent
= Utils
.findEvent(trace
, selectedTime
, 0);
752 nextEvent
= Utils
.findEvent(trace
, selectedTime
, n
);
754 if (null == nextEvent
&& -1 == n
) {
755 nextEvent
= Utils
.getFirstEvent(trace
);
757 if (null != nextEvent
) {
758 long nextTime
= nextEvent
.getTime();
759 // If last event detected e.g. going back or not moving to a next
761 if (nextTime
<= selectedTime
&& n
== 1) {
762 // Select to the end of this last event
763 nextTime
= nextEvent
.getTime() + nextEvent
.getDuration();
764 // but not beyond the end of the trace
765 if (nextTime
> endTime
) {
768 } else if (n
== -1 && nextEvent
.getTime() + nextEvent
.getDuration() < selectedTime
) {
769 // for previous event go to its end time unless we were already there
770 nextTime
= nextEvent
.getTime() + nextEvent
.getDuration();
772 fTimeProvider
.setSelectedTimeNotify(nextTime
, true);
773 fireSelectionChanged();
775 fTimeProvider
.setSelectedTimeNotify(endTime
, true);
776 fireSelectionChanged();
781 * Select the next event
783 public void selectNextEvent() {
785 // Notify if visible time window has been adjusted
786 fTimeProvider
.setStartFinishTimeNotify(fTimeProvider
.getTime0(), fTimeProvider
.getTime1());
790 * Select the previous event
792 public void selectPrevEvent() {
794 // Notify if visible time window has been adjusted
795 fTimeProvider
.setStartFinishTimeNotify(fTimeProvider
.getTime0(), fTimeProvider
.getTime1());
799 * Select the next trace
801 public void selectNextTrace() {
806 * Select the previous trace
808 public void selectPrevTrace() {
813 * Zoom based on mouse cursor location with mouse scrolling
815 * @param zoomIn true to zoom in, false to zoom out
817 public void zoom(boolean zoomIn
) {
818 int globalX
= getDisplay().getCursorLocation().x
;
819 Point p
= toControl(globalX
, 0);
820 int nameSpace
= fTimeProvider
.getNameSpace();
821 int timeSpace
= fTimeProvider
.getTimeSpace();
822 int xPos
= Math
.max(nameSpace
, Math
.min(nameSpace
+ timeSpace
, p
.x
));
823 long time0
= fTimeProvider
.getTime0();
824 long time1
= fTimeProvider
.getTime1();
825 long interval
= time1
- time0
;
828 } // to allow getting out of single point interval
831 newInterval
= Math
.max(Math
.round(interval
* ZOOM_IN_FACTOR
), fTimeProvider
.getMinTimeInterval());
833 newInterval
= (long) Math
.ceil(interval
* ZOOM_OUT_FACTOR
);
835 long center
= time0
+ Math
.round(((double) (xPos
- nameSpace
) / timeSpace
* interval
));
836 long newTime0
= center
- Math
.round((double) newInterval
* (center
- time0
) / interval
);
837 long newTime1
= newTime0
+ newInterval
;
838 fTimeProvider
.setStartFinishTime(newTime0
, newTime1
);
839 synchronized (fMouseScrollNotifierLock
) {
840 if (fMouseScrollNotifier
== null) {
841 fMouseScrollNotifier
= new MouseScrollNotifier();
842 fMouseScrollNotifier
.start();
844 fMouseScrollNotifier
.mouseScrolled();
849 * zoom in using single click
851 public void zoomIn() {
852 long prevTime0
= fTimeProvider
.getTime0();
853 long prevTime1
= fTimeProvider
.getTime1();
854 long prevRange
= prevTime1
- prevTime0
;
855 if (prevRange
== 0) {
859 if (fTimeProvider
instanceof ITimeDataProvider2
) {
860 ITimeDataProvider2 provider
= ((ITimeDataProvider2
) fTimeProvider
);
861 selTime
= (provider
.getSelectionEnd() + provider
.getSelectionBegin()) / 2;
863 @SuppressWarnings("deprecation")
864 long selectedTime
= fTimeProvider
.getSelectedTime();
865 selTime
= selectedTime
;
867 if (selTime
<= prevTime0
|| selTime
>= prevTime1
) {
868 selTime
= (prevTime0
+ prevTime1
) / 2;
870 long time0
= selTime
- (long) ((selTime
- prevTime0
) / ZOOM_FACTOR
);
871 long time1
= selTime
+ (long) ((prevTime1
- selTime
) / ZOOM_FACTOR
);
873 long inaccuracy
= (fTimeProvider
.getMaxTime() - fTimeProvider
.getMinTime()) - (time1
- time0
);
875 if (inaccuracy
> 0 && inaccuracy
< 100) {
876 fTimeProvider
.setStartFinishTimeNotify(fTimeProvider
.getMinTime(), fTimeProvider
.getMaxTime());
880 long min
= fTimeProvider
.getMinTimeInterval();
881 if ((time1
- time0
) < min
) {
882 time0
= selTime
- (selTime
- prevTime0
) * min
/ prevRange
;
886 fTimeProvider
.setStartFinishTimeNotify(time0
, time1
);
890 * zoom out using single click
892 public void zoomOut() {
893 long prevTime0
= fTimeProvider
.getTime0();
894 long prevTime1
= fTimeProvider
.getTime1();
896 if (fTimeProvider
instanceof ITimeDataProvider2
) {
897 ITimeDataProvider2 provider
= ((ITimeDataProvider2
) fTimeProvider
);
898 selTime
= (provider
.getSelectionEnd() + provider
.getSelectionBegin()) / 2;
900 @SuppressWarnings("deprecation")
901 long selectedTime
= fTimeProvider
.getSelectedTime();
902 selTime
= selectedTime
;
904 if (selTime
<= prevTime0
|| selTime
>= prevTime1
) {
905 selTime
= (prevTime0
+ prevTime1
) / 2;
907 long time0
= (long) (selTime
- (selTime
- prevTime0
) * ZOOM_FACTOR
);
908 long time1
= (long) (selTime
+ (prevTime1
- selTime
) * ZOOM_FACTOR
);
910 long inaccuracy
= (fTimeProvider
.getMaxTime() - fTimeProvider
.getMinTime()) - (time1
- time0
);
911 if (inaccuracy
> 0 && inaccuracy
< 100) {
912 fTimeProvider
.setStartFinishTimeNotify(fTimeProvider
.getMinTime(), fTimeProvider
.getMaxTime());
916 fTimeProvider
.setStartFinishTimeNotify(time0
, time1
);
922 * @param hideArrows true to hide arrows
926 public void hideArrows(boolean hideArrows
) {
927 fHideArrows
= hideArrows
;
931 * Follow the arrow forward
935 public void followArrowFwd() {
936 ITimeGraphEntry trace
= getSelectedTrace();
940 long selectedTime
= ((ITimeDataProvider2
) fTimeProvider
).getSelectionBegin();
941 for (ILinkEvent link
: fItemData
.fLinks
) {
942 if (link
.getEntry() == trace
&& link
.getTime() == selectedTime
) {
943 selectItem(link
.getDestinationEntry(), false);
944 if (link
.getDuration() != 0) {
945 fTimeProvider
.setSelectedTimeNotify(link
.getTime() + link
.getDuration(), true);
946 // Notify if visible time window has been adjusted
947 fTimeProvider
.setStartFinishTimeNotify(fTimeProvider
.getTime0(), fTimeProvider
.getTime1());
949 fireSelectionChanged();
957 * Follow the arrow backward
961 public void followArrowBwd() {
962 ITimeGraphEntry trace
= getSelectedTrace();
966 long selectedTime
= ((ITimeDataProvider2
) fTimeProvider
).getSelectionBegin();
967 for (ILinkEvent link
: fItemData
.fLinks
) {
968 if (link
.getDestinationEntry() == trace
&& link
.getTime() + link
.getDuration() == selectedTime
) {
969 selectItem(link
.getEntry(), false);
970 if (link
.getDuration() != 0) {
971 fTimeProvider
.setSelectedTimeNotify(link
.getTime(), true);
972 // Notify if visible time window has been adjusted
973 fTimeProvider
.setStartFinishTimeNotify(fTimeProvider
.getTime0(), fTimeProvider
.getTime1());
975 fireSelectionChanged();
983 * Return the currently selected trace
985 * @return The entry matching the trace
987 public ITimeGraphEntry
getSelectedTrace() {
988 ITimeGraphEntry trace
= null;
989 int idx
= getSelectedIndex();
991 trace
= fItemData
.fExpandedItems
[idx
].fTrace
;
997 * Retrieve the index of the currently selected item
1001 public int getSelectedIndex() {
1003 for (int i
= 0; i
< fItemData
.fExpandedItems
.length
; i
++) {
1004 Item item
= fItemData
.fExpandedItems
[i
];
1005 if (item
.fSelected
) {
1013 boolean toggle(int idx
) {
1014 boolean toggled
= false;
1015 if (idx
>= 0 && idx
< fItemData
.fExpandedItems
.length
) {
1016 Item item
= fItemData
.fExpandedItems
[idx
];
1017 if (item
.fHasChildren
) {
1018 item
.fExpanded
= !item
.fExpanded
;
1019 fItemData
.updateExpandedItems();
1023 fireTreeEvent(item
.fTrace
, item
.fExpanded
);
1029 int getItemIndexAtY(int y
) {
1034 for (int idx
= fTopIndex
; idx
< fItemData
.fExpandedItems
.length
; idx
++) {
1035 ySum
+= fItemData
.fExpandedItems
[idx
].fItemHeight
;
1043 boolean isOverSplitLine(int x
) {
1044 if (x
< 0 || null == fTimeProvider
) {
1047 int nameWidth
= fTimeProvider
.getNameSpace();
1048 return Math
.abs(x
- nameWidth
) < SNAP_WIDTH
;
1051 ITimeGraphEntry
getEntry(Point pt
) {
1052 int idx
= getItemIndexAtY(pt
.y
);
1053 return idx
>= 0 ? fItemData
.fExpandedItems
[idx
].fTrace
: null;
1060 public int getXForTime(long time
) {
1061 if (null == fTimeProvider
) {
1064 long time0
= fTimeProvider
.getTime0();
1065 long time1
= fTimeProvider
.getTime1();
1066 int width
= getCtrlSize().x
;
1067 int nameSpace
= fTimeProvider
.getNameSpace();
1068 double pixelsPerNanoSec
= (width
- nameSpace
<= RIGHT_MARGIN
) ?
0 : (double) (width
- nameSpace
- RIGHT_MARGIN
) / (time1
- time0
);
1069 int x
= getBounds().x
+ nameSpace
+ (int) ((time
- time0
) * pixelsPerNanoSec
);
1077 public long getTimeAtX(int coord
) {
1078 if (null == fTimeProvider
) {
1082 Point size
= getCtrlSize();
1083 long time0
= fTimeProvider
.getTime0();
1084 long time1
= fTimeProvider
.getTime1();
1085 int nameWidth
= fTimeProvider
.getNameSpace();
1086 final int x
= coord
- nameWidth
;
1087 int timeWidth
= size
.x
- nameWidth
- RIGHT_MARGIN
;
1088 if (x
>= 0 && size
.x
>= nameWidth
) {
1089 if (time1
- time0
> timeWidth
) {
1090 // nanosecond smaller than one pixel: use the first integer nanosecond of this pixel's time range
1091 hitTime
= time0
+ (long) Math
.ceil((time1
- time0
) * ((double) x
/ timeWidth
));
1093 // nanosecond greater than one pixel: use the nanosecond that covers this pixel start position
1094 hitTime
= time0
+ (long) Math
.floor((time1
- time0
) * ((double) x
/ timeWidth
));
1100 void selectItem(int idx
, boolean addSelection
) {
1101 boolean changed
= false;
1103 if (idx
>= 0 && idx
< fItemData
.fExpandedItems
.length
) {
1104 Item item
= fItemData
.fExpandedItems
[idx
];
1105 changed
= !item
.fSelected
;
1106 item
.fSelected
= true;
1109 for (int i
= 0; i
< fItemData
.fExpandedItems
.length
; i
++) {
1110 Item item
= fItemData
.fExpandedItems
[i
];
1111 if ((i
== idx
&& !item
.fSelected
) || (idx
== -1 && item
.fSelected
)) {
1114 item
.fSelected
= i
== idx
;
1117 changed
|= ensureVisibleItem(idx
, true);
1124 * Callback for item selection
1127 * The entry matching the trace
1128 * @param addSelection
1129 * If the selection is added or removed
1131 public void selectItem(ITimeGraphEntry trace
, boolean addSelection
) {
1132 int idx
= fItemData
.findItemIndex(trace
);
1133 selectItem(idx
, addSelection
);
1137 * Retrieve the number of entries shown per page.
1141 public int countPerPage() {
1142 int height
= getCtrlSize().y
;
1145 for (int idx
= fTopIndex
; idx
< fItemData
.fExpandedItems
.length
; idx
++) {
1146 ySum
+= fItemData
.fExpandedItems
[idx
].fItemHeight
;
1147 if (ySum
>= height
) {
1152 for (int idx
= fTopIndex
- 1; idx
>= 0; idx
--) {
1153 ySum
+= fItemData
.fExpandedItems
[idx
].fItemHeight
;
1154 if (ySum
>= height
) {
1163 * Get the index of the top element
1167 public int getTopIndex() {
1172 * Get the number of expanded items
1174 * @return The count of expanded items
1176 public int getExpandedElementCount() {
1177 return fItemData
.fExpandedItems
.length
;
1181 * Get an array of all expanded elements
1183 * @return The expanded elements
1185 public ITimeGraphEntry
[] getExpandedElements() {
1186 ArrayList
<ITimeGraphEntry
> elements
= new ArrayList
<>();
1187 for (Item item
: fItemData
.fExpandedItems
) {
1188 elements
.add(item
.fTrace
);
1190 return elements
.toArray(new ITimeGraphEntry
[0]);
1193 Point
getCtrlSize() {
1194 Point size
= getSize();
1195 if (getHorizontalBar().isVisible()) {
1196 size
.y
-= getHorizontalBar().getSize().y
;
1201 Rectangle
getNameRect(Rectangle bound
, int idx
, int nameWidth
) {
1202 Rectangle rect
= getStatesRect(bound
, idx
, nameWidth
);
1204 rect
.width
= nameWidth
;
1208 Rectangle
getStatesRect(Rectangle bound
, int idx
, int nameWidth
) {
1209 int x
= bound
.x
+ nameWidth
;
1210 int width
= bound
.width
- x
;
1212 if (idx
>= fTopIndex
) {
1213 for (int i
= fTopIndex
; i
< idx
; i
++) {
1214 ySum
+= fItemData
.fExpandedItems
[i
].fItemHeight
;
1217 for (int i
= fTopIndex
- 1; i
>= idx
; i
--) {
1218 ySum
-= fItemData
.fExpandedItems
[i
].fItemHeight
;
1221 int y
= bound
.y
+ ySum
;
1222 int height
= fItemData
.fExpandedItems
[idx
].fItemHeight
;
1223 return new Rectangle(x
, y
, width
, height
);
1227 void paint(Rectangle bounds
, PaintEvent e
) {
1229 gc
.setBackground(getColorScheme().getColor(TimeGraphColorScheme
.BACKGROUND
));
1230 drawBackground(gc
, bounds
.x
, bounds
.y
, bounds
.width
, bounds
.height
);
1232 if (bounds
.width
< 2 || bounds
.height
< 2 || null == fTimeProvider
) {
1236 fIdealNameSpace
= 0;
1237 int nameSpace
= fTimeProvider
.getNameSpace();
1239 // draw empty name space background
1240 gc
.setBackground(getColorScheme().getBkColor(false, false, true));
1241 drawBackground(gc
, bounds
.x
, bounds
.y
, nameSpace
, bounds
.height
);
1244 drawItems(bounds
, fTimeProvider
, fItemData
.fExpandedItems
, fTopIndex
, nameSpace
, gc
);
1245 drawLinks(bounds
, fTimeProvider
, fItemData
.fLinks
, nameSpace
, gc
);
1246 fTimeGraphProvider
.postDrawControl(bounds
, gc
);
1248 int alpha
= gc
.getAlpha();
1251 long time0
= fTimeProvider
.getTime0();
1252 long time1
= fTimeProvider
.getTime1();
1253 long selectionBegin
;
1255 if (fTimeProvider
instanceof ITimeDataProvider2
) {
1256 selectionBegin
= ((ITimeDataProvider2
) fTimeProvider
).getSelectionBegin();
1257 selectionEnd
= ((ITimeDataProvider2
) fTimeProvider
).getSelectionEnd();
1259 @SuppressWarnings("deprecation")
1260 long selectedTime
= fTimeProvider
.getSelectedTime();
1261 selectionBegin
= selectedTime
;
1262 selectionEnd
= selectedTime
;
1264 double pixelsPerNanoSec
= (bounds
.width
- nameSpace
<= RIGHT_MARGIN
) ?
0 : (double) (bounds
.width
- nameSpace
- RIGHT_MARGIN
) / (time1
- time0
);
1265 int x0
= bounds
.x
+ nameSpace
+ (int) ((selectionBegin
- time0
) * pixelsPerNanoSec
);
1266 int x1
= bounds
.x
+ nameSpace
+ (int) ((selectionEnd
- time0
) * pixelsPerNanoSec
);
1268 // draw selection lines
1269 if (fDragState
!= DRAG_SELECTION
) {
1270 gc
.setForeground(getColorScheme().getColor(TimeGraphColorScheme
.SELECTED_TIME
));
1271 if (x0
>= nameSpace
&& x0
< bounds
.x
+ bounds
.width
) {
1272 gc
.drawLine(x0
, bounds
.y
, x0
, bounds
.y
+ bounds
.height
);
1275 if (x1
>= nameSpace
&& x1
< bounds
.x
+ bounds
.width
) {
1276 gc
.drawLine(x1
, bounds
.y
, x1
, bounds
.y
+ bounds
.height
);
1281 // draw selection background
1282 if (selectionBegin
!= 0 && selectionEnd
!= 0 && fDragState
!= DRAG_SELECTION
) {
1283 x0
= Math
.max(nameSpace
, Math
.min(bounds
.x
+ bounds
.width
, x0
));
1284 x1
= Math
.max(nameSpace
, Math
.min(bounds
.x
+ bounds
.width
, x1
));
1285 gc
.setBackground(getColorScheme().getBkColor(false, false, true));
1287 gc
.fillRectangle(new Rectangle(x0
+ 1, bounds
.y
, x1
- x0
- 1, bounds
.height
));
1288 } else if (x0
- x1
> 1) {
1289 gc
.fillRectangle(new Rectangle(x1
+ 1, bounds
.y
, x0
- x1
- 1, bounds
.height
));
1293 // draw drag selection background
1294 if (fDragState
== DRAG_ZOOM
|| fDragState
== DRAG_SELECTION
) {
1295 gc
.setBackground(getColorScheme().getBkColor(false, false, true));
1296 if (fDragX0
< fDragX
) {
1297 gc
.fillRectangle(new Rectangle(fDragX0
, bounds
.y
, fDragX
- fDragX0
, bounds
.height
));
1298 } else if (fDragX0
> fDragX
) {
1299 gc
.fillRectangle(new Rectangle(fDragX
, bounds
.y
, fDragX0
- fDragX
, bounds
.height
));
1304 if (DRAG_SPLIT_LINE
== fDragState
) {
1305 gc
.setForeground(getColorScheme().getColor(TimeGraphColorScheme
.BLACK
));
1306 gc
.drawLine(bounds
.x
+ nameSpace
, bounds
.y
, bounds
.x
+ nameSpace
, bounds
.y
+ bounds
.height
- 1);
1307 } else if (DRAG_ZOOM
== fDragState
&& Math
.max(fDragX
, fDragX0
) > nameSpace
) {
1308 gc
.setForeground(getColorScheme().getColor(TimeGraphColorScheme
.TOOL_FOREGROUND
));
1309 gc
.drawLine(fDragX0
, bounds
.y
, fDragX0
, bounds
.y
+ bounds
.height
- 1);
1310 if (fDragX
!= fDragX0
) {
1311 gc
.drawLine(fDragX
, bounds
.y
, fDragX
, bounds
.y
+ bounds
.height
- 1);
1313 } else if (DRAG_SELECTION
== fDragState
&& Math
.max(fDragX
, fDragX0
) > nameSpace
) {
1314 gc
.setForeground(getColorScheme().getColor(TimeGraphColorScheme
.SELECTED_TIME
));
1315 gc
.drawLine(fDragX0
, bounds
.y
, fDragX0
, bounds
.y
+ bounds
.height
- 1);
1316 if (fDragX
!= fDragX0
) {
1317 gc
.drawLine(fDragX
, bounds
.y
, fDragX
, bounds
.y
+ bounds
.height
- 1);
1319 } else if (DRAG_NONE
== fDragState
&& fMouseOverSplitLine
&& fTimeProvider
.getNameSpace() > 0) {
1320 gc
.setForeground(getColorScheme().getColor(TimeGraphColorScheme
.RED
));
1321 gc
.drawLine(bounds
.x
+ nameSpace
, bounds
.y
, bounds
.x
+ nameSpace
, bounds
.y
+ bounds
.height
- 1);
1328 * Draw many items at once
1331 * The rectangle of the area
1332 * @param timeProvider
1335 * The array items to draw
1337 * The index of the first element to draw
1339 * The width reserved for the names
1341 * Reference to the SWT GC object
1343 public void drawItems(Rectangle bounds
, ITimeDataProvider timeProvider
,
1344 Item
[] items
, int topIndex
, int nameSpace
, GC gc
) {
1345 for (int i
= topIndex
; i
< items
.length
; i
++) {
1346 Item item
= items
[i
];
1347 drawItem(item
, bounds
, timeProvider
, i
, nameSpace
, gc
);
1354 * @param item the item to draw
1355 * @param bounds the container rectangle
1356 * @param timeProvider Time provider
1357 * @param i the item index
1358 * @param nameSpace the name space
1359 * @param gc Graphics context
1361 protected void drawItem(Item item
, Rectangle bounds
, ITimeDataProvider timeProvider
, int i
, int nameSpace
, GC gc
) {
1362 ITimeGraphEntry entry
= item
.fTrace
;
1363 long time0
= timeProvider
.getTime0();
1364 long time1
= timeProvider
.getTime1();
1366 if (fTimeProvider
instanceof ITimeDataProvider2
) {
1367 selectedTime
= ((ITimeDataProvider2
) fTimeProvider
).getSelectionBegin();
1369 @SuppressWarnings("deprecation")
1370 long time
= fTimeProvider
.getSelectedTime();
1371 selectedTime
= time
;
1374 Rectangle nameRect
= getNameRect(bounds
, i
, nameSpace
);
1375 if (nameRect
.y
>= bounds
.y
+ bounds
.height
) {
1379 if (! item
.fTrace
.hasTimeEvents()) {
1380 Rectangle statesRect
= getStatesRect(bounds
, i
, nameSpace
);
1381 nameRect
.width
+= statesRect
.width
;
1382 drawName(item
, nameRect
, gc
);
1384 drawName(item
, nameRect
, gc
);
1386 Rectangle rect
= getStatesRect(bounds
, i
, nameSpace
);
1387 if (rect
.isEmpty()) {
1388 fTimeGraphProvider
.postDrawEntry(entry
, rect
, gc
);
1391 if (time1
<= time0
) {
1392 gc
.setBackground(getColorScheme().getBkColor(false, false, false));
1393 gc
.fillRectangle(rect
);
1394 fTimeGraphProvider
.postDrawEntry(entry
, rect
, gc
);
1398 // Initialize _rect1 to same values as enclosing rectangle rect
1399 Rectangle stateRect
= Utils
.clone(rect
);
1400 boolean selected
= item
.fSelected
;
1401 // K pixels per second
1402 double pixelsPerNanoSec
= (rect
.width
<= RIGHT_MARGIN
) ?
0 : (double) (rect
.width
- RIGHT_MARGIN
) / (time1
- time0
);
1404 if (item
.fTrace
.hasTimeEvents()) {
1405 fillSpace(rect
, gc
, selected
);
1406 // Drawing rectangle is smaller than reserved space
1408 stateRect
.height
-= 6;
1410 long maxDuration
= (timeProvider
.getTimeSpace() == 0) ? Long
.MAX_VALUE
: 1 * (time1
- time0
) / timeProvider
.getTimeSpace();
1411 Iterator
<ITimeEvent
> iterator
= entry
.getTimeEventsIterator(time0
, time1
, maxDuration
);
1414 while (iterator
.hasNext()) {
1415 ITimeEvent event
= iterator
.next();
1416 int x
= rect
.x
+ (int) ((event
.getTime() - time0
) * pixelsPerNanoSec
);
1417 int xEnd
= rect
.x
+ (int) ((event
.getTime() + event
.getDuration() - time0
) * pixelsPerNanoSec
);
1418 if (x
>= rect
.x
+ rect
.width
|| xEnd
< rect
.x
) {
1419 // event is out of bounds
1422 xEnd
= Math
.min(rect
.x
+ rect
.width
, xEnd
);
1423 stateRect
.x
= Math
.max(rect
.x
, x
);
1424 stateRect
.width
= Math
.max(0, xEnd
- stateRect
.x
+ 1);
1425 if (stateRect
.x
== lastX
) {
1426 stateRect
.width
-= 1;
1427 if (stateRect
.width
> 0) {
1428 gc
.setForeground(Display
.getDefault().getSystemColor(SWT
.COLOR_BLACK
));
1429 gc
.drawPoint(stateRect
.x
, stateRect
.y
- 2);
1433 boolean timeSelected
= selectedTime
>= event
.getTime() && selectedTime
< event
.getTime() + event
.getDuration();
1434 if (drawState(getColorScheme(), event
, stateRect
, gc
, selected
, timeSelected
)) {
1439 fTimeGraphProvider
.postDrawEntry(entry
, rect
, gc
);
1446 * The rectangle of the area
1447 * @param timeProvider
1450 * The array items to draw
1452 * The width reserved for the names
1454 * Reference to the SWT GC object
1457 public void drawLinks(Rectangle bounds
, ITimeDataProvider timeProvider
,
1458 List
<ILinkEvent
> links
, int nameSpace
, GC gc
) {
1462 for (ILinkEvent event
: links
) {
1463 drawLink(event
, bounds
, timeProvider
, nameSpace
, gc
);
1468 * Draws the link type events of this item
1473 * the container rectangle
1474 * @param timeProvider
1482 protected void drawLink(ILinkEvent event
, Rectangle bounds
, ITimeDataProvider timeProvider
, int nameSpace
, GC gc
) {
1483 int srcIndex
= fItemData
.findItemIndex(event
.getEntry());
1484 int destIndex
= fItemData
.findItemIndex(event
.getDestinationEntry());
1486 if ((srcIndex
== -1) || (destIndex
== -1)) {
1490 Rectangle src
= getStatesRect(bounds
, srcIndex
, nameSpace
);
1491 Rectangle dst
= getStatesRect(bounds
, destIndex
, nameSpace
);
1493 int x0
= getXForTime(event
.getTime());
1494 int x1
= getXForTime(event
.getTime() + event
.getDuration());
1496 // limit the x-coordinates to prevent integer overflow in calculations
1497 // and also GC.drawLine doesn't draw properly with large coordinates
1498 final int limit
= Integer
.MAX_VALUE
/ 1024;
1499 x0
= Math
.max(-limit
, Math
.min(x0
, limit
));
1500 x1
= Math
.max(-limit
, Math
.min(x1
, limit
));
1502 int y0
= src
.y
+ src
.height
/ 2;
1503 int y1
= dst
.y
+ dst
.height
/ 2;
1504 drawArrow(getColorScheme(), event
, new Rectangle(x0
, y0
, x1
- x0
, y1
- y0
), gc
);
1508 * Draw the state (color fill)
1513 * Time event for which we're drawing the state
1518 * @return true if the state was drawn
1521 protected boolean drawArrow(TimeGraphColorScheme colors
, ITimeEvent event
,
1522 Rectangle rect
, GC gc
) {
1524 int colorIdx
= fTimeGraphProvider
.getStateTableIndex(event
);
1528 boolean visible
= ((rect
.height
== 0) && (rect
.width
== 0)) ?
false : true;
1531 Color stateColor
= null;
1532 if (colorIdx
< fEventColorMap
.length
) {
1533 stateColor
= fEventColorMap
[colorIdx
];
1535 stateColor
= Display
.getDefault().getSystemColor(SWT
.COLOR_BLACK
);
1538 gc
.setForeground(stateColor
);
1539 gc
.setBackground(stateColor
);
1541 /* Draw the arrow */
1542 gc
.drawLine(rect
.x
, rect
.y
, rect
.x
+ rect
.width
, rect
.y
+ rect
.height
);
1543 drawArrowHead(rect
.x
, rect
.y
, rect
.x
+ rect
.width
, rect
.y
+ rect
.height
, gc
);
1546 fTimeGraphProvider
.postDrawEvent(event
, rect
, gc
);
1551 * @author Francis Giraldeau
1554 * http://stackoverflow.com/questions/3010803/draw-arrow-on-line-algorithm
1556 * The algorithm was taken from this site, not the code itself
1558 private static void drawArrowHead(int x0
, int y0
, int x1
, int y1
, GC gc
)
1561 double cos
= 0.9510;
1562 double sin
= 0.3090;
1563 long lenx
= x1
- x0
;
1564 long leny
= y1
- y0
;
1565 double len
= Math
.sqrt(lenx
* lenx
+ leny
* leny
);
1567 double dx
= factor
* lenx
/ len
;
1568 double dy
= factor
* leny
/ len
;
1569 int end1X
= (int) Math
.round((x1
- (dx
* cos
+ dy
* -sin
)));
1570 int end1Y
= (int) Math
.round((y1
- (dx
* sin
+ dy
* cos
)));
1571 int end2X
= (int) Math
.round((x1
- (dx
* cos
+ dy
* sin
)));
1572 int end2Y
= (int) Math
.round((y1
- (dx
* -sin
+ dy
* cos
)));
1573 int[] arrow
= new int[] { x1
, y1
, end1X
, end1Y
, end2X
, end2Y
, x1
, y1
};
1574 gc
.fillPolygon(arrow
);
1578 * Draw the name of an item.
1583 * Where to draw the name
1587 protected void drawName(Item item
, Rectangle bounds
, GC gc
) {
1588 boolean hasTimeEvents
= item
.fTrace
.hasTimeEvents();
1589 if (! hasTimeEvents
) {
1590 gc
.setBackground(getColorScheme().getBkColorGroup(item
.fSelected
, fIsInFocus
));
1591 gc
.fillRectangle(bounds
);
1592 if (item
.fSelected
&& fIsInFocus
) {
1593 gc
.setForeground(getColorScheme().getBkColor(item
.fSelected
, fIsInFocus
, false));
1594 gc
.drawRectangle(bounds
.x
, bounds
.y
, bounds
.width
- 1, bounds
.height
- 1);
1597 gc
.setBackground(getColorScheme().getBkColor(item
.fSelected
, fIsInFocus
, true));
1598 gc
.setForeground(getColorScheme().getFgColor(item
.fSelected
, fIsInFocus
));
1599 gc
.fillRectangle(bounds
);
1602 // No name to be drawn
1603 if (fTimeProvider
.getNameSpace() == 0) {
1607 int leftMargin
= MARGIN
+ item
.fLevel
* EXPAND_SIZE
;
1608 if (item
.fHasChildren
) {
1609 gc
.setForeground(getColorScheme().getFgColorGroup(false, false));
1610 gc
.setBackground(getColorScheme().getBkColor(false, false, false));
1611 Rectangle rect
= Utils
.clone(bounds
);
1612 rect
.x
+= leftMargin
;
1613 rect
.y
+= (bounds
.height
- EXPAND_SIZE
) / 2;
1614 rect
.width
= EXPAND_SIZE
;
1615 rect
.height
= EXPAND_SIZE
;
1616 gc
.fillRectangle(rect
);
1617 gc
.drawRectangle(rect
.x
, rect
.y
, rect
.width
- 1, rect
.height
- 1);
1618 int midy
= rect
.y
+ rect
.height
/ 2;
1619 gc
.drawLine(rect
.x
+ 2, midy
, rect
.x
+ rect
.width
- 3, midy
);
1620 if (!item
.fExpanded
) {
1621 int midx
= rect
.x
+ rect
.width
/ 2;
1622 gc
.drawLine(midx
, rect
.y
+ 2, midx
, rect
.y
+ rect
.height
- 3);
1625 leftMargin
+= EXPAND_SIZE
+ MARGIN
;
1627 Image img
= fTimeGraphProvider
.getItemImage(item
.fTrace
);
1630 int imgHeight
= img
.getImageData().height
;
1631 int imgWidth
= img
.getImageData().width
;
1633 int y
= bounds
.y
+ (bounds
.height
- imgHeight
) / 2;
1634 gc
.drawImage(img
, x
, y
);
1635 leftMargin
+= imgWidth
+ MARGIN
;
1637 String name
= item
.fName
;
1638 Point size
= gc
.stringExtent(name
);
1639 if (fIdealNameSpace
< leftMargin
+ size
.x
+ MARGIN
) {
1640 fIdealNameSpace
= leftMargin
+ size
.x
+ MARGIN
;
1642 if (hasTimeEvents
) {
1643 // cut long string with "..."
1644 int width
= bounds
.width
- leftMargin
;
1646 while (size
.x
> width
&& name
.length() > 1) {
1648 name
= name
.substring(0, name
.length() - 1);
1649 size
= gc
.stringExtent(name
+ "..."); //$NON-NLS-1$
1652 name
+= "..."; //$NON-NLS-1$
1655 Rectangle rect
= Utils
.clone(bounds
);
1656 rect
.x
+= leftMargin
;
1657 rect
.width
-= leftMargin
;
1659 if (rect
.width
> 0) {
1660 rect
.y
+= (bounds
.height
- gc
.stringExtent(name
).y
) / 2;
1661 gc
.setForeground(getColorScheme().getFgColor(item
.fSelected
, fIsInFocus
));
1662 int textWidth
= Utils
.drawText(gc
, name
, rect
, true);
1663 leftMargin
+= textWidth
+ MARGIN
;
1666 if (hasTimeEvents
) {
1668 int x
= bounds
.x
+ leftMargin
;
1669 int width
= bounds
.width
- x
;
1670 int midy
= bounds
.y
+ bounds
.height
/ 2;
1671 gc
.setForeground(getColorScheme().getColor(TimeGraphColorScheme
.MID_LINE
));
1672 gc
.drawLine(x
, midy
, x
+ width
, midy
);
1678 * Draw the state (color fill)
1683 * Time event for which we're drawing the state
1689 * Is this time event currently selected (so it appears
1691 * @param timeSelected
1692 * Is the timestamp currently selected
1693 * @return true if the state was drawn
1696 protected boolean drawState(TimeGraphColorScheme colors
, ITimeEvent event
,
1697 Rectangle rect
, GC gc
, boolean selected
, boolean timeSelected
) {
1699 int colorIdx
= fTimeGraphProvider
.getStateTableIndex(event
);
1700 if (colorIdx
< 0 && colorIdx
!= ITimeGraphPresentationProvider
.TRANSPARENT
) {
1703 boolean visible
= rect
.width
== 0 ?
false : true;
1704 Color black
= Display
.getDefault().getSystemColor(SWT
.COLOR_BLACK
);
1705 gc
.setForeground(black
);
1708 if (colorIdx
== ITimeGraphPresentationProvider
.TRANSPARENT
) {
1709 // Only draw the top and bottom borders
1710 gc
.drawLine(rect
.x
, rect
.y
, rect
.x
+ rect
.width
- 1, rect
.y
);
1711 gc
.drawLine(rect
.x
, rect
.y
+ rect
.height
- 1, rect
.x
+ rect
.width
- 1, rect
.y
+ rect
.height
- 1);
1712 if (rect
.width
== 1) {
1713 gc
.drawPoint(rect
.x
, rect
.y
- 2);
1717 Color stateColor
= null;
1718 if (colorIdx
< fEventColorMap
.length
) {
1719 stateColor
= fEventColorMap
[colorIdx
];
1724 boolean reallySelected
= timeSelected
&& selected
;
1725 // fill all rect area
1726 gc
.setBackground(stateColor
);
1727 gc
.fillRectangle(rect
);
1729 if (reallySelected
) {
1730 gc
.drawLine(rect
.x
, rect
.y
- 1, rect
.x
+ rect
.width
- 1, rect
.y
- 1);
1731 gc
.drawLine(rect
.x
, rect
.y
+ rect
.height
, rect
.x
+ rect
.width
- 1, rect
.y
+ rect
.height
);
1734 gc
.drawPoint(rect
.x
, rect
.y
- 2);
1736 fTimeGraphProvider
.postDrawEvent(event
, rect
, gc
);
1741 * Fill the space between two contiguous time events
1748 * Is this time event selected or not
1750 protected void fillSpace(Rectangle rect
, GC gc
, boolean selected
) {
1751 gc
.setBackground(getColorScheme().getBkColor(selected
, fIsInFocus
, false));
1752 gc
.fillRectangle(rect
);
1753 if (fDragState
== DRAG_ZOOM
) {
1754 gc
.setBackground(getColorScheme().getBkColor(selected
, fIsInFocus
, true));
1755 if (fDragX0
< fDragX
) {
1756 gc
.fillRectangle(new Rectangle(fDragX0
, rect
.y
, fDragX
- fDragX0
, rect
.height
));
1757 } else if (fDragX0
> fDragX
) {
1758 gc
.fillRectangle(new Rectangle(fDragX
, rect
.y
, fDragX0
- fDragX
, rect
.height
));
1762 gc
.setForeground(getColorScheme().getColor(TimeGraphColorScheme
.MID_LINE
));
1763 int midy
= rect
.y
+ rect
.height
/ 2;
1764 gc
.drawLine(rect
.x
, midy
, rect
.x
+ rect
.width
, midy
);
1768 public void keyTraversed(TraverseEvent e
) {
1769 if ((e
.detail
== SWT
.TRAVERSE_TAB_NEXT
) || (e
.detail
== SWT
.TRAVERSE_TAB_PREVIOUS
)) {
1775 public void keyPressed(KeyEvent e
) {
1777 if (fItemData
.fExpandedItems
.length
== 0) {
1780 if (SWT
.HOME
== e
.keyCode
) {
1782 } else if (SWT
.END
== e
.keyCode
) {
1783 idx
= fItemData
.fExpandedItems
.length
- 1;
1784 } else if (SWT
.ARROW_DOWN
== e
.keyCode
) {
1785 idx
= getSelectedIndex();
1788 } else if (idx
< fItemData
.fExpandedItems
.length
- 1) {
1791 } else if (SWT
.ARROW_UP
== e
.keyCode
) {
1792 idx
= getSelectedIndex();
1795 } else if (idx
> 0) {
1798 } else if (SWT
.ARROW_LEFT
== e
.keyCode
) {
1800 } else if (SWT
.ARROW_RIGHT
== e
.keyCode
) {
1802 } else if (SWT
.PAGE_DOWN
== e
.keyCode
) {
1803 int page
= countPerPage();
1804 idx
= getSelectedIndex();
1809 if (idx
>= fItemData
.fExpandedItems
.length
) {
1810 idx
= fItemData
.fExpandedItems
.length
- 1;
1812 } else if (SWT
.PAGE_UP
== e
.keyCode
) {
1813 int page
= countPerPage();
1814 idx
= getSelectedIndex();
1822 } else if (SWT
.CR
== e
.keyCode
) {
1823 idx
= getSelectedIndex();
1825 if (fItemData
.fExpandedItems
[idx
].fHasChildren
) {
1828 fireDefaultSelection();
1834 selectItem(idx
, false);
1835 fireSelectionChanged();
1837 int x
= toControl(e
.display
.getCursorLocation()).x
;
1838 updateCursor(x
, e
.stateMask
| e
.keyCode
);
1842 public void keyReleased(KeyEvent e
) {
1843 int x
= toControl(e
.display
.getCursorLocation()).x
;
1844 updateCursor(x
, e
.stateMask
& ~e
.keyCode
);
1848 public void focusGained(FocusEvent e
) {
1850 if (fMouseScrollFilterListener
== null) {
1851 fMouseScrollFilterListener
= new Listener() {
1852 // This filter is used to prevent horizontal scrolling of the view
1853 // when the mouse wheel is used to zoom
1855 public void handleEvent(Event event
) {
1859 getDisplay().addFilter(SWT
.MouseWheel
, fMouseScrollFilterListener
);
1862 updateStatusLine(NO_STATUS
);
1866 public void focusLost(FocusEvent e
) {
1868 if (fMouseScrollFilterListener
!= null) {
1869 getDisplay().removeFilter(SWT
.MouseWheel
, fMouseScrollFilterListener
);
1870 fMouseScrollFilterListener
= null;
1872 if (DRAG_NONE
!= fDragState
) {
1874 fDragState
= DRAG_NONE
;
1877 updateStatusLine(NO_STATUS
);
1881 * @return If the current view is focused
1883 public boolean isInFocus() {
1888 * Provide the possibility to control the wait cursor externally e.g. data
1889 * requests in progress
1891 * @param waitInd Should we wait indefinitely?
1893 public void waitCursor(boolean waitInd
) {
1894 // Update cursor as indicated
1896 setCursor(fWaitCursor
);
1902 private void updateCursor(int x
, int stateMask
) {
1903 // if Wait cursor not active, check for the need to change the cursor
1904 if (getCursor() == fWaitCursor
) {
1907 Cursor cursor
= null;
1908 if (fDragState
== DRAG_SPLIT_LINE
) {
1909 } else if (fDragState
== DRAG_SELECTION
) {
1910 cursor
= fResizeCursor
;
1911 } else if (fDragState
== DRAG_TRACE_ITEM
) {
1912 cursor
= fDragCursor
;
1913 } else if (fDragState
== DRAG_ZOOM
) {
1914 cursor
= fZoomCursor
;
1915 } else if ((stateMask
& SWT
.MODIFIER_MASK
) == SWT
.CTRL
) {
1916 cursor
= fDragCursor
;
1917 } else if ((stateMask
& SWT
.MODIFIER_MASK
) == SWT
.SHIFT
) {
1918 cursor
= fResizeCursor
;
1920 if (!isOverSplitLine(x
) &&fTimeProvider
instanceof ITimeDataProvider2
) {
1921 long selectionBegin
= ((ITimeDataProvider2
) fTimeProvider
).getSelectionBegin();
1922 long selectionEnd
= ((ITimeDataProvider2
) fTimeProvider
).getSelectionEnd();
1923 int xBegin
= getXForTime(selectionBegin
);
1924 int xEnd
= getXForTime(selectionEnd
);
1925 if (Math
.abs(x
- xBegin
) < SNAP_WIDTH
|| Math
.abs(x
- xEnd
) < SNAP_WIDTH
) {
1926 cursor
= fResizeCursor
;
1930 if (getCursor() != cursor
) {
1935 private void updateStatusLine(int x
) {
1936 if (fStatusLineManager
== null || null == fTimeProvider
||
1937 fTimeProvider
.getTime0() == fTimeProvider
.getTime1()) {
1940 StringBuilder message
= new StringBuilder();
1941 if (x
>= 0 && fDragState
== DRAG_NONE
) {
1942 long time
= getTimeAtX(x
);
1944 message
.append("T: "); //$NON-NLS-1$
1945 message
.append(new TmfNanoTimestamp(time
).toString());
1946 message
.append(" T1: "); //$NON-NLS-1$
1947 if (fTimeProvider
instanceof ITimeDataProvider2
) {
1948 long selectionBegin
= ((ITimeDataProvider2
) fTimeProvider
).getSelectionBegin();
1949 long selectionEnd
= ((ITimeDataProvider2
) fTimeProvider
).getSelectionEnd();
1950 message
.append(new TmfNanoTimestamp(Math
.min(selectionBegin
, selectionEnd
)).toString());
1951 if (selectionBegin
!= selectionEnd
) {
1952 message
.append(" T2: "); //$NON-NLS-1$
1953 message
.append(new TmfNanoTimestamp(Math
.max(selectionBegin
, selectionEnd
)).toString());
1954 message
.append(" \u0394: "); //$NON-NLS-1$
1955 message
.append(new TmfTimestampDelta(Math
.abs(selectionBegin
- selectionEnd
), ITmfTimestamp
.NANOSECOND_SCALE
));
1958 @SuppressWarnings("deprecation")
1959 long selectedTime
= fTimeProvider
.getSelectedTime();
1960 message
.append(new TmfNanoTimestamp(selectedTime
));
1963 } else if (fDragState
== DRAG_SELECTION
|| fDragState
== DRAG_ZOOM
) {
1964 long time0
= fDragTime0
;
1965 long time
= getTimeAtX(fDragX
);
1966 message
.append("T1: "); //$NON-NLS-1$
1967 message
.append(new TmfNanoTimestamp(Math
.min(time
, time0
)).toString());
1968 if (time
!= time0
) {
1969 message
.append(" T2: "); //$NON-NLS-1$
1970 message
.append(new TmfNanoTimestamp(Math
.max(time
, time0
)).toString());
1971 message
.append(" \u0394: "); //$NON-NLS-1$
1972 message
.append(new TmfTimestampDelta(Math
.abs(time
- time0
), ITmfTimestamp
.NANOSECOND_SCALE
));
1975 fStatusLineManager
.setMessage(message
.toString());
1979 public void mouseMove(MouseEvent e
) {
1980 if (null == fTimeProvider
) {
1983 Point size
= getCtrlSize();
1984 if (DRAG_TRACE_ITEM
== fDragState
) {
1985 int nameWidth
= fTimeProvider
.getNameSpace();
1986 if (e
.x
> nameWidth
&& size
.x
> nameWidth
&& fDragX
!= e
.x
) {
1988 double pixelsPerNanoSec
= (size
.x
- nameWidth
<= RIGHT_MARGIN
) ?
0 : (double) (size
.x
- nameWidth
- RIGHT_MARGIN
) / (fTime1bak
- fTime0bak
);
1989 long timeDelta
= (long) ((pixelsPerNanoSec
== 0) ?
0 : ((fDragX
- fDragX0
) / pixelsPerNanoSec
));
1990 long time1
= fTime1bak
- timeDelta
;
1991 long maxTime
= fTimeProvider
.getMaxTime();
1992 if (time1
> maxTime
) {
1995 long time0
= time1
- (fTime1bak
- fTime0bak
);
1996 if (time0
< fTimeProvider
.getMinTime()) {
1997 time0
= fTimeProvider
.getMinTime();
1998 time1
= time0
+ (fTime1bak
- fTime0bak
);
2000 fTimeProvider
.setStartFinishTime(time0
, time1
);
2002 } else if (DRAG_SPLIT_LINE
== fDragState
) {
2004 fTimeProvider
.setNameSpace(e
.x
);
2005 } else if (DRAG_SELECTION
== fDragState
) {
2006 if (fTimeProvider
instanceof ITimeDataProvider2
) {
2007 fDragX
= Math
.min(Math
.max(e
.x
, fTimeProvider
.getNameSpace()), size
.x
- RIGHT_MARGIN
);
2009 fTimeGraphScale
.setDragRange(fDragX0
, fDragX
);
2011 } else if (DRAG_ZOOM
== fDragState
) {
2012 fDragX
= Math
.min(Math
.max(e
.x
, fTimeProvider
.getNameSpace()), size
.x
- RIGHT_MARGIN
);
2014 fTimeGraphScale
.setDragRange(fDragX0
, fDragX
);
2015 } else if (DRAG_NONE
== fDragState
) {
2016 boolean mouseOverSplitLine
= isOverSplitLine(e
.x
);
2017 if (fMouseOverSplitLine
!= mouseOverSplitLine
) {
2020 fMouseOverSplitLine
= mouseOverSplitLine
;
2022 updateCursor(e
.x
, e
.stateMask
);
2023 updateStatusLine(e
.x
);
2027 public void mouseDoubleClick(MouseEvent e
) {
2028 if (null == fTimeProvider
) {
2031 if (1 == e
.button
&& (e
.stateMask
& SWT
.BUTTON_MASK
) == 0) {
2032 if (isOverSplitLine(e
.x
) && fTimeProvider
.getNameSpace() != 0) {
2033 fTimeProvider
.setNameSpace(fIdealNameSpace
);
2034 boolean mouseOverSplitLine
= isOverSplitLine(e
.x
);
2035 if (fMouseOverSplitLine
!= mouseOverSplitLine
) {
2038 fMouseOverSplitLine
= mouseOverSplitLine
;
2041 int idx
= getItemIndexAtY(e
.y
);
2043 selectItem(idx
, false);
2044 fireDefaultSelection();
2050 public void mouseDown(MouseEvent e
) {
2051 if (fDragState
!= DRAG_NONE
|| null == fTimeProvider
||
2052 fTimeProvider
.getTime0() == fTimeProvider
.getTime1() ||
2053 getCtrlSize().x
- fTimeProvider
.getNameSpace() <= 0) {
2057 if (1 == e
.button
&& (e
.stateMask
& SWT
.MODIFIER_MASK
) == 0) {
2058 int nameSpace
= fTimeProvider
.getNameSpace();
2059 if (nameSpace
!= 0 && isOverSplitLine(e
.x
)) {
2060 fDragState
= DRAG_SPLIT_LINE
;
2061 fDragButton
= e
.button
;
2064 fTime0bak
= fTimeProvider
.getTime0();
2065 fTime1bak
= fTimeProvider
.getTime1();
2067 updateCursor(e
.x
, e
.stateMask
);
2071 if (1 == e
.button
&& ((e
.stateMask
& SWT
.MODIFIER_MASK
) == 0 || (e
.stateMask
& SWT
.MODIFIER_MASK
) == SWT
.SHIFT
)) {
2072 int nameSpace
= fTimeProvider
.getNameSpace();
2073 idx
= getItemIndexAtY(e
.y
);
2075 Item item
= fItemData
.fExpandedItems
[idx
];
2076 if (item
.fHasChildren
&& e
.x
< nameSpace
&& e
.x
< MARGIN
+ (item
.fLevel
+ 1) * EXPAND_SIZE
) {
2080 selectItem(idx
, false);
2081 fireSelectionChanged();
2083 selectItem(idx
, false); // clear selection
2084 fireSelectionChanged();
2086 long hitTime
= getTimeAtX(e
.x
);
2090 fDragState
= DRAG_SELECTION
;
2091 fDragButton
= e
.button
;
2094 fDragTime0
= getTimeAtX(fDragX0
);
2095 if (fTimeProvider
instanceof ITimeDataProvider2
) {
2096 long selectionBegin
= ((ITimeDataProvider2
) fTimeProvider
).getSelectionBegin();
2097 long selectionEnd
= ((ITimeDataProvider2
) fTimeProvider
).getSelectionEnd();
2098 int xBegin
= getXForTime(selectionBegin
);
2099 int xEnd
= getXForTime(selectionEnd
);
2100 if ((e
.stateMask
& SWT
.MODIFIER_MASK
) == SWT
.SHIFT
) {
2101 long time
= getTimeAtX(e
.x
);
2102 if (Math
.abs(time
- selectionBegin
) < Math
.abs(time
- selectionEnd
)) {
2104 fDragTime0
= selectionEnd
;
2107 fDragTime0
= selectionBegin
;
2110 long time
= getTimeAtX(e
.x
);
2111 if (Math
.abs(e
.x
- xBegin
) < SNAP_WIDTH
&& Math
.abs(time
- selectionBegin
) <= Math
.abs(time
- selectionEnd
)) {
2113 fDragTime0
= selectionEnd
;
2114 } else if (Math
.abs(e
.x
- xEnd
) < SNAP_WIDTH
&& Math
.abs(time
- selectionEnd
) <= Math
.abs(time
- selectionBegin
)) {
2116 fDragTime0
= selectionBegin
;
2120 fTime0bak
= fTimeProvider
.getTime0();
2121 fTime1bak
= fTimeProvider
.getTime1();
2123 updateCursor(e
.x
, e
.stateMask
);
2124 fTimeGraphScale
.setDragRange(fDragX0
, fDragX
);
2126 } else if (2 == e
.button
|| (1 == e
.button
&& (e
.stateMask
& SWT
.MODIFIER_MASK
) == SWT
.CTRL
)) {
2127 long hitTime
= getTimeAtX(e
.x
);
2130 fDragState
= DRAG_TRACE_ITEM
;
2131 fDragButton
= e
.button
;
2134 fTime0bak
= fTimeProvider
.getTime0();
2135 fTime1bak
= fTimeProvider
.getTime1();
2136 updateCursor(e
.x
, e
.stateMask
);
2138 } else if (3 == e
.button
) {
2140 fDragX
= Math
.min(Math
.max(e
.x
, fTimeProvider
.getNameSpace()), getCtrlSize().x
- RIGHT_MARGIN
);
2142 fDragState
= DRAG_ZOOM
;
2143 fDragButton
= e
.button
;
2145 updateCursor(e
.x
, e
.stateMask
);
2146 fTimeGraphScale
.setDragRange(fDragX0
, fDragX
);
2151 public void mouseUp(MouseEvent e
) {
2152 if (fPendingMenuDetectEvent
!= null && e
.button
== 3) {
2153 menuDetected(fPendingMenuDetectEvent
);
2155 if (DRAG_NONE
!= fDragState
) {
2157 if (e
.button
== fDragButton
&& DRAG_TRACE_ITEM
== fDragState
) {
2158 if (fDragX
!= fDragX0
) {
2159 fTimeProvider
.notifyStartFinishTime();
2161 fDragState
= DRAG_NONE
;
2162 } else if (e
.button
== fDragButton
&& DRAG_SPLIT_LINE
== fDragState
) {
2163 fDragState
= DRAG_NONE
;
2165 } else if (e
.button
== fDragButton
&& DRAG_SELECTION
== fDragState
) {
2166 if (fDragX
== fDragX0
) { // click without selecting anything
2167 long time
= getTimeAtX(e
.x
);
2168 fTimeProvider
.setSelectedTimeNotify(time
, false);
2170 long time0
= fDragTime0
;
2171 long time1
= getTimeAtX(fDragX
);
2172 if (time0
<= time1
) {
2173 ((ITimeDataProvider2
) fTimeProvider
).setSelectionRangeNotify(time0
, time1
);
2175 ((ITimeDataProvider2
) fTimeProvider
).setSelectionRangeNotify(time1
, time0
);
2178 fDragState
= DRAG_NONE
;
2180 fTimeGraphScale
.setDragRange(-1, -1);
2181 } else if (e
.button
== fDragButton
&& DRAG_ZOOM
== fDragState
) {
2182 int nameWidth
= fTimeProvider
.getNameSpace();
2183 if (Math
.max(fDragX
, fDragX0
) > nameWidth
&& fDragX
!= fDragX0
) {
2184 long time0
= getTimeAtX(fDragX0
);
2185 long time1
= getTimeAtX(fDragX
);
2186 if (time0
< time1
) {
2187 fTimeProvider
.setStartFinishTimeNotify(time0
, time1
);
2189 fTimeProvider
.setStartFinishTimeNotify(time1
, time0
);
2194 fDragState
= DRAG_NONE
;
2195 fTimeGraphScale
.setDragRange(-1, -1);
2198 updateCursor(e
.x
, e
.stateMask
);
2199 updateStatusLine(e
.x
);
2203 public void mouseEnter(MouseEvent e
) {
2207 public void mouseExit(MouseEvent e
) {
2208 if (fMouseOverSplitLine
) {
2209 fMouseOverSplitLine
= false;
2212 updateStatusLine(NO_STATUS
);
2216 public void mouseHover(MouseEvent e
) {
2220 public void mouseScrolled(MouseEvent e
) {
2221 if ((fMouseScrollFilterListener
== null) || fDragState
!= DRAG_NONE
) {
2224 boolean zoomScroll
= false;
2225 Point p
= getParent().toControl(getDisplay().getCursorLocation());
2226 Point parentSize
= getParent().getSize();
2227 if (p
.x
>= 0 && p
.x
< parentSize
.x
&& p
.y
>= 0 && p
.y
< parentSize
.y
) {
2228 // over the parent control
2229 if (e
.x
> getCtrlSize().x
) {
2230 // over the horizontal scroll bar
2232 } else if (e
.y
>= 0 && e
.y
< getCtrlSize().y
&& e
.x
< fTimeProvider
.getNameSpace()) {
2233 // over the name space
2239 if (zoomScroll
&& fTimeProvider
.getTime0() != fTimeProvider
.getTime1()) {
2242 } else if (e
.count
< 0) {
2246 setTopIndex(getTopIndex() - e
.count
);
2251 public void controlMoved(ControlEvent e
) {
2255 public void controlResized(ControlEvent e
) {
2260 public void widgetDefaultSelected(SelectionEvent e
) {
2264 public void widgetSelected(SelectionEvent e
) {
2265 if (e
.widget
== getVerticalBar()) {
2266 setTopIndex(getVerticalBar().getSelection());
2267 } else if (e
.widget
== getHorizontalBar() && null != fTimeProvider
) {
2268 int start
= getHorizontalBar().getSelection();
2269 long time0
= fTimeProvider
.getTime0();
2270 long time1
= fTimeProvider
.getTime1();
2271 long timeMin
= fTimeProvider
.getMinTime();
2272 long timeMax
= fTimeProvider
.getMaxTime();
2273 long delta
= timeMax
- timeMin
;
2275 long range
= time1
- time0
;
2276 time0
= timeMin
+ Math
.round(delta
* ((double) start
/ H_SCROLLBAR_MAX
));
2277 time1
= time0
+ range
;
2279 // TODO: Follow-up with Bug 310310
2280 // In Linux SWT.DRAG is the only value received
2281 // https://bugs.eclipse.org/bugs/show_bug.cgi?id=310310
2282 if (e
.detail
== SWT
.DRAG
) {
2283 fTimeProvider
.setStartFinishTime(time0
, time1
);
2285 fTimeProvider
.setStartFinishTimeNotify(time0
, time1
);
2291 public int getBorderWidth() {
2292 return fBorderWidth
;
2296 * Set the border width
2298 * @param borderWidth
2301 public void setBorderWidth(int borderWidth
) {
2302 this.fBorderWidth
= borderWidth
;
2306 * @return The current height of the header row
2308 public int getHeaderHeight() {
2309 return fHeaderHeight
;
2313 * Set the height of the header row
2315 * @param headerHeight
2318 public void setHeaderHeight(int headerHeight
) {
2319 this.fHeaderHeight
= headerHeight
;
2323 * @return The default height of regular item rows
2325 public int getItemHeight() {
2326 return fGlobalItemHeight
;
2330 * Set the default height of regular item rows.
2335 public void setItemHeight(int rowHeight
) {
2336 this.fGlobalItemHeight
= rowHeight
;
2340 * Set the height of a specific item. Overrides the default item height.
2343 * A time graph entry
2346 * @return true if the height is successfully stored, false otherwise
2350 public boolean setItemHeight(ITimeGraphEntry entry
, int rowHeight
) {
2351 Item item
= fItemData
.findItem(entry
);
2353 item
.fItemHeight
= rowHeight
;
2360 * Set the minimum item width
2362 * @param width The minimum width
2364 public void setMinimumItemWidth(int width
) {
2365 this.fMinimumItemWidth
= width
;
2369 * @return The minimum item width
2371 public int getMinimumItemWidth() {
2372 return fMinimumItemWidth
;
2376 * @return The entries that are currently filtered out
2380 public List
<ITimeGraphEntry
> getFilteredOut() {
2381 return fItemData
.getFilteredOut();
2385 public void addSelectionChangedListener(ISelectionChangedListener listener
) {
2386 if (listener
!= null && !fSelectionChangedListeners
.contains(listener
)) {
2387 fSelectionChangedListeners
.add(listener
);
2392 public void removeSelectionChangedListener(ISelectionChangedListener listener
) {
2393 if (listener
!= null) {
2394 fSelectionChangedListeners
.remove(listener
);
2399 public void setSelection(ISelection selection
) {
2400 if (selection
instanceof TimeGraphSelection
) {
2401 TimeGraphSelection sel
= (TimeGraphSelection
) selection
;
2402 Object ob
= sel
.getFirstElement();
2403 if (ob
instanceof ITimeGraphEntry
) {
2404 ITimeGraphEntry trace
= (ITimeGraphEntry
) ob
;
2405 selectItem(trace
, false);
2412 * @param filter The filter object to be attached to the view
2415 public void addFilter(ViewerFilter filter
) {
2416 if (!fFilters
.contains(filter
)) {
2417 fFilters
.add(filter
);
2422 * @param filter The filter object to be attached to the view
2425 public void removeFilter(ViewerFilter filter
) {
2426 fFilters
.remove(filter
);
2433 public void colorSettingsChanged(StateItem
[] stateItems
) {
2434 /* Destroy previous colors from the resource manager */
2435 if (fEventColorMap
!= null) {
2436 for (Color color
: fEventColorMap
) {
2437 fResourceManager
.destroyColor(color
.getRGB());
2440 if (stateItems
!= null) {
2441 fEventColorMap
= new Color
[stateItems
.length
];
2442 for (int i
= 0; i
< stateItems
.length
; i
++) {
2443 fEventColorMap
[i
] = fResourceManager
.createColor(stateItems
[i
].getStateColor());
2446 fEventColorMap
= new Color
[] { };
2451 private class ItemData
{
2452 private Item
[] fExpandedItems
= new Item
[0];
2453 private Item
[] fItems
= new Item
[0];
2454 private ITimeGraphEntry fTraces
[] = new ITimeGraphEntry
[0];
2455 private List
<ILinkEvent
> fLinks
= new ArrayList
<>();
2456 private boolean fTraceFilter
[] = new boolean[0];
2457 private final ArrayList
<ITimeGraphEntry
> fFilteredOut
= new ArrayList
<>();
2462 Item
findItem(ITimeGraphEntry entry
) {
2463 if (entry
== null) {
2467 for (int i
= 0; i
< fItems
.length
; i
++) {
2468 Item item
= fItems
[i
];
2469 if (item
.fTrace
== entry
) {
2477 int findItemIndex(ITimeGraphEntry trace
) {
2478 if (trace
== null) {
2482 for (int i
= 0; i
< fExpandedItems
.length
; i
++) {
2483 Item item
= fExpandedItems
[i
];
2484 if (item
.fTrace
== trace
) {
2492 public void refreshData() {
2493 List
<Item
> itemList
= new ArrayList
<>();
2494 fFilteredOut
.clear();
2495 ITimeGraphEntry selection
= getSelectedTrace();
2496 for (int i
= 0; i
< fTraces
.length
; i
++) {
2497 ITimeGraphEntry entry
= fTraces
[i
];
2498 refreshData(itemList
, null, 0, entry
);
2500 fItems
= itemList
.toArray(new Item
[0]);
2501 updateExpandedItems();
2502 if (selection
!= null) {
2503 for (Item item
: fExpandedItems
) {
2504 if (item
.fTrace
== selection
) {
2505 item
.fSelected
= true;
2512 private void refreshData(List
<Item
> itemList
, Item parent
, int level
, ITimeGraphEntry entry
) {
2513 Item item
= new Item(entry
, entry
.getName(), level
);
2514 if (parent
!= null) {
2515 parent
.fChildren
.add(item
);
2517 if (fGlobalItemHeight
== CUSTOM_ITEM_HEIGHT
) {
2518 item
.fItemHeight
= fTimeGraphProvider
.getItemHeight(entry
);
2520 item
.fItemHeight
= fGlobalItemHeight
;
2523 if (entry
.hasChildren()) {
2524 item
.fExpanded
= true;
2525 item
.fHasChildren
= true;
2526 for (ITimeGraphEntry child
: entry
.getChildren()) {
2527 refreshData(itemList
, item
, level
+ 1, child
);
2532 public void updateExpandedItems() {
2533 List
<Item
> expandedItemList
= new ArrayList
<>();
2534 for (int i
= 0; i
< fTraces
.length
; i
++) {
2535 ITimeGraphEntry entry
= fTraces
[i
];
2536 Item item
= findItem(entry
);
2537 refreshExpanded(expandedItemList
, item
);
2539 fExpandedItems
= expandedItemList
.toArray(new Item
[0]);
2540 fTopIndex
= Math
.min(fTopIndex
, Math
.max(0, fExpandedItems
.length
- 1));
2543 private void refreshExpanded(List
<Item
> expandedItemList
, Item item
) {
2544 // Check for filters
2545 boolean display
= true;
2546 for (ViewerFilter filter
: fFilters
) {
2547 if (!filter
.select(null, item
.fTrace
.getParent(), item
.fTrace
)) {
2553 expandedItemList
.add(item
);
2554 if (item
.fHasChildren
&& item
.fExpanded
) {
2555 for (Item child
: item
.fChildren
) {
2556 refreshExpanded(expandedItemList
, child
);
2562 public void refreshData(ITimeGraphEntry traces
[]) {
2563 if (traces
== null) {
2564 fTraceFilter
= null;
2567 if (traces
.length
== 0) {
2568 fTraceFilter
= null;
2569 } else if (fTraceFilter
== null || traces
.length
!= fTraceFilter
.length
) {
2570 fTraceFilter
= new boolean[traces
.length
];
2571 java
.util
.Arrays
.fill(fTraceFilter
, true);
2573 fTraces
= Arrays
.copyOf(traces
, traces
.length
);
2579 public void refreshArrows(List
<ILinkEvent
> events
) {
2580 /* If links are null, reset the list */
2581 if (events
!= null) {
2584 fLinks
= new ArrayList
<>();
2588 public ITimeGraphEntry
[] getTraces() {
2592 public boolean[] getTraceFilter() {
2593 return fTraceFilter
;
2596 public List
<ITimeGraphEntry
> getFilteredOut() {
2597 return fFilteredOut
;
2601 private class Item
{
2602 private boolean fExpanded
;
2603 private boolean fSelected
;
2604 private boolean fHasChildren
;
2605 private int fItemHeight
;
2607 private List
<Item
> fChildren
;
2608 private String fName
;
2609 private ITimeGraphEntry fTrace
;
2611 public Item(ITimeGraphEntry trace
, String name
, int level
) {
2612 this.fTrace
= trace
;
2614 this.fLevel
= level
;
2615 this.fChildren
= new ArrayList
<>();
2619 public String
toString() {
2628 public void menuDetected(MenuDetectEvent e
) {
2629 if (null == fTimeProvider
) {
2632 if (e
.detail
== SWT
.MENU_MOUSE
) {
2633 if (fPendingMenuDetectEvent
== null) {
2634 /* Feature in Linux. The MenuDetectEvent is received before mouseDown.
2635 * Store the event and trigger it later just before handling mouseUp.
2636 * This allows for the method to detect if mouse is used to drag zoom.
2638 fPendingMenuDetectEvent
= e
;
2641 fPendingMenuDetectEvent
= null;
2642 if (fDragState
!= DRAG_ZOOM
|| fDragX
!= fDragX0
) {
2646 if (fDragState
!= DRAG_NONE
) {
2650 Point p
= toControl(e
.x
, e
.y
);
2651 int idx
= getItemIndexAtY(p
.y
);
2652 if (idx
>= 0 && idx
< fItemData
.fExpandedItems
.length
) {
2653 Item item
= fItemData
.fExpandedItems
[idx
];
2654 ITimeGraphEntry entry
= item
.fTrace
;
2655 if (entry
.hasTimeEvents()) {
2656 ITimeEvent event
= Utils
.findEvent(entry
, getTimeAtX(p
.x
), 2);
2657 if (event
!= null) {
2659 fireMenuEventOnTimeEvent(e
);
2664 fireMenuEventOnTimeGraphEntry(e
);