1 /**********************************************************************
2 * Copyright (c) 2005, 2013 IBM Corporation, Ericsson
3 * All rights reserved. This program and the accompanying materials
4 * are made available under the terms of the Eclipse Public License v1.0
5 * which accompanies this distribution, and is available at
6 * http://www.eclipse.org/legal/epl-v10.html
9 * IBM - Initial API and implementation
10 * Bernd Hufmann - Updated for TMF
11 **********************************************************************/
13 package org
.eclipse
.linuxtools
.tmf
.ui
.views
.uml2sd
.core
;
15 import java
.util
.ArrayList
;
16 import java
.util
.Iterator
;
17 import java
.util
.List
;
19 import org
.eclipse
.linuxtools
.tmf
.core
.timestamp
.ITmfTimestamp
;
20 import org
.eclipse
.linuxtools
.tmf
.core
.timestamp
.TmfTimestamp
;
21 import org
.eclipse
.linuxtools
.tmf
.ui
.views
.uml2sd
.drawings
.IGC
;
22 import org
.eclipse
.linuxtools
.tmf
.ui
.views
.uml2sd
.preferences
.ISDPreferences
;
23 import org
.eclipse
.linuxtools
.tmf
.ui
.views
.uml2sd
.preferences
.SDViewPref
;
26 * The Frame class is the base sequence diagram graph nodes container.<br>
27 * For instance, only one frame can be drawn in the View.<br>
28 * Lifelines, Messages and Stop which are supposed to represent a Sequence diagram are drawn in a Frame.<br>
29 * Only the graph node added to their representing list will be drawn.
31 * The lifelines are appended along the X axsis when added in a frame.<br>
32 * The syncMessages are ordered along the Y axsis depending on the event occurrence they are attached to.<br>
34 * @see org.eclipse.linuxtools.tmf.ui.views.uml2sd.core.Lifeline Lifeline for more event occurence details
38 public class BasicFrame
extends GraphNode
{
40 // ------------------------------------------------------------------------
42 // ------------------------------------------------------------------------
45 * Contains the max elapsed time between two consecutive messages in the whole frame
47 private ITmfTimestamp fMaxTime
= new TmfTimestamp(0);
49 * Contains the min elapsed time between two consecutive messages in the whole frame
51 private ITmfTimestamp fMinTime
= new TmfTimestamp(0);
53 * Indicate if the min and max elapsed time between two consecutive messages in the whole frame need to be computed
55 private boolean fComputeMinMax
= true;
57 * Store the preference set by the user regarding the external time. This flag is used determine if the min and max
58 * need to be recomputed in case this preference is changed.
60 private boolean fLastExternalTimePref
= SDViewPref
.getInstance().excludeExternalTime();
62 * The greater event occurrence created on graph nodes drawn in this Frame This directly impact the Frame height
64 private int fVerticalIndex
= 0;
66 * The index along the x axis where the next lifeline will is drawn This directly impact the Frame width
68 private int fHorizontalIndex
= 0;
70 * The time information flag.
72 private boolean fHasTimeInfo
= false;
74 * The current Frame visible area - x coordinates
76 private int fVisibleAreaX
;
78 * The current Frame visible area - y coordinates
80 private int fVisibleAreaY
;
82 * The current Frame visible area - width
84 private int fVisibleAreaWidth
;
86 * The current Frame visible area - height
88 private int fVisibleAreaHeight
;
90 * The event occurrence spacing (-1 for none)
92 private int fForceEventOccurrenceSpacing
= -1;
94 * Flag to indicate customized minumum and maximum.
96 private boolean fCustomMinMax
= false;
98 * The minimum time between messages of the sequence diagram frame.
100 private ITmfTimestamp fMinSDTime
= new TmfTimestamp();
102 * The maximum time between messages of the sequence diagram frame.
104 private ITmfTimestamp fMaxSDTime
= new TmfTimestamp();
106 * Flag to indicate that initial minimum has to be computed.
108 private boolean fInitSDMin
= true;
110 // ------------------------------------------------------------------------
112 // ------------------------------------------------------------------------
115 * Creates an empty frame.
117 public BasicFrame() {
118 Metrics
.setForcedEventSpacing(fForceEventOccurrenceSpacing
);
121 // ------------------------------------------------------------------------
123 // ------------------------------------------------------------------------
127 * Returns the greater event occurence known by the Frame
129 * @return the greater event occurrence
131 protected int getMaxEventOccurrence() {
132 return fVerticalIndex
;
136 * Set the greater event occurrence created in GraphNodes included in the frame
138 * @param eventOccurrence the new greater event occurrence
140 protected void setMaxEventOccurrence(int eventOccurrence
) {
141 fVerticalIndex
= eventOccurrence
;
145 * This method increase the lifeline place holder The return value is usually assign to a lifeline. This can be used
146 * to set the lifelines drawing order. Also, calling this method two times and assigning only the last given index
147 * to a lifeline will increase this lifeline draw spacing (2 times the default spacing) from the last added
150 * @return a new lifeline index
152 protected int getNewHorizontalIndex() {
153 return ++fHorizontalIndex
;
157 * Returns the current horizontal index
159 * @return the current horizontal index
160 * @see Frame#getNewHorizontalIndex() for horizontal index description
162 protected int getHorizontalIndex() {
163 return fHorizontalIndex
;
167 public void addNode(GraphNode nodeToAdd
) {
168 setComputeMinMax(true);
169 super.addNode(nodeToAdd
);
174 return Metrics
.FRAME_H_MARGIN
;
179 return Metrics
.FRAME_V_MARGIN
;
183 public int getWidth() {
184 if (fHorizontalIndex
== 0) {
185 return 3 * Metrics
.swimmingLaneWidth() + Metrics
.LIFELINE_H_MAGIN
* 2 - Metrics
.FRAME_H_MARGIN
- Metrics
.LIFELINE_SPACING
/ 2;
187 return fHorizontalIndex
* Metrics
.swimmingLaneWidth() + Metrics
.LIFELINE_H_MAGIN
* 2 + 1 - Metrics
.LIFELINE_SPACING
;
191 public int getHeight() {
192 // The Frame height depends on the maximum number of messages added to a lifeline
193 if (fVerticalIndex
== 0) {
194 return 5 * (Metrics
.getMessagesSpacing() + Metrics
.getMessageFontHeigth()) + Metrics
.LIFELINE_NAME_H_MARGIN
+ Metrics
.FRAME_NAME_H_MARGIN
+ Metrics
.getFrameFontHeigth() + Metrics
.LIFELINE_VT_MAGIN
+ Metrics
.LIFELINE_VB_MAGIN
195 + Metrics
.LIFELINE_NAME_H_MARGIN
+ Metrics
.FRAME_NAME_H_MARGIN
+ Metrics
.getLifelineFontHeigth() * 2;
197 if (fForceEventOccurrenceSpacing
>= 0) {
198 Metrics
.setForcedEventSpacing(fForceEventOccurrenceSpacing
);
200 return fVerticalIndex
* (Metrics
.getMessagesSpacing() + Metrics
.getMessageFontHeigth()) + Metrics
.LIFELINE_NAME_H_MARGIN
+ Metrics
.FRAME_NAME_H_MARGIN
+ Metrics
.getFrameFontHeigth() + Metrics
.LIFELINE_VT_MAGIN
+ Metrics
.LIFELINE_VB_MAGIN
201 + Metrics
.LIFELINE_NAME_H_MARGIN
+ Metrics
.FRAME_NAME_H_MARGIN
+ Metrics
.getLifelineFontHeigth() * 2;
205 * @return true if mininum and maximum time needs to be calculated else false
208 protected boolean isComputeMinMax() {
209 return fComputeMinMax
;
213 * @return true if mininum and maximum time needs to be calculated else false
216 protected boolean isCustomMinMax() {
217 return fCustomMinMax
;
221 * gets the initialization flag for SD minimum.
223 * @return the initialization flag for SD minimum
226 protected boolean getInitSDMin() {
231 * Returns the graph node which contains the point given in parameter for the given graph node list and starting the
232 * iteration at the given index<br>
233 * WARNING: Only graph nodes with smaller coordinates than the current visible area can be returned.<br>
235 * @param x the x coordinate of the point to test
236 * @param y the y coordinate of the point to test
237 * @param list the list to search in
238 * @param fromIndex list browsing starting point
239 * @return the graph node containing the point given in parameter, null otherwise
241 * @see org.eclipse.linuxtools.tmf.ui.views.uml2sd.core.GraphNode#getNodeFromListAt(int, int, java.util.List, int)
244 protected GraphNode
getNodeFromListAt(int x
, int y
, List
<GraphNode
> list
, int fromIndex
) {
248 for (int i
= fromIndex
; i
< list
.size(); i
++) {
249 GraphNode node
= list
.get(i
);
250 // only lifeline list is x ordered
251 // Stop browsing the list if the node is outside the visible area
252 // all others nodes will be not visible
253 if ((node
instanceof Lifeline
) && (node
.getX() > fVisibleAreaX
+ fVisibleAreaWidth
)) {
256 if (node
.getHeight() < 0) {
257 if (node
.getY() + node
.getHeight() > fVisibleAreaY
+ fVisibleAreaHeight
) {
261 if (node
.getY() > fVisibleAreaY
+ fVisibleAreaHeight
) {
265 if (node
.contains(x
, y
)) {
273 * Draw the Frame rectangle
275 * @param context the context to draw to
277 protected void drawFrame(IGC context
) {
279 ISDPreferences pref
= SDViewPref
.getInstance();
281 context
.setBackground(pref
.getBackGroundColor(ISDPreferences
.PREF_FRAME
));
282 context
.setForeground(pref
.getForeGroundColor(ISDPreferences
.PREF_FRAME
));
289 // Draw the frame main rectangle
290 context
.fillRectangle(x
, y
, w
, h
);
291 context
.drawRectangle(x
, y
, w
, h
);
293 context
.setBackground(pref
.getBackGroundColor(ISDPreferences
.PREF_FRAME_NAME
));
294 context
.setForeground(pref
.getForeGroundColor(ISDPreferences
.PREF_FRAME_NAME
));
295 context
.setFont(pref
.getFont(ISDPreferences
.PREF_FRAME_NAME
));
297 int nameWidth
= context
.textExtent(getName()) + 2 * Metrics
.FRAME_NAME_V_MARGIN
;
298 int nameHeight
= Metrics
.getFrameFontHeigth() + +Metrics
.FRAME_NAME_H_MARGIN
* 2;
300 // Draw the frame name area
305 int[] points
= { x
, y
, x
+ nameWidth
, y
, x
+ nameWidth
, y
- 11 + nameHeight
, x
- 11 + nameWidth
, y
+ nameHeight
, x
, y
+ nameHeight
, x
, y
+ nameHeight
};
306 context
.fillPolygon(points
);
307 context
.drawPolygon(points
);
308 context
.drawLine(x
, y
, x
, y
+ nameHeight
);
310 context
.setForeground(pref
.getFontColor(ISDPreferences
.PREF_FRAME_NAME
));
311 context
.drawTextTruncatedCentred(getName(), x
, y
, nameWidth
- 11, nameHeight
, false);
313 context
.setBackground(pref
.getBackGroundColor(ISDPreferences
.PREF_FRAME
));
314 context
.setForeground(pref
.getForeGroundColor(ISDPreferences
.PREF_FRAME
));
318 public void draw(IGC context
) {
323 * Draws the Frame on the given context.<br>
324 * This method start width GraphNodes ordering if needed.<br>
325 * After, depending on the visible area, only visible GraphNodes are drawn.<br>
327 * @param context the context to draw to
328 * @param drawFrame indicate if the frame rectangle need to be redrawn
329 * @see org.eclipse.linuxtools.tmf.ui.views.uml2sd.core.GraphNode#draw(IGC)
331 protected void draw(IGC context
, boolean drawFrame
) {
332 fVisibleAreaHeight
= context
.getVisibleHeight();
333 fVisibleAreaWidth
= context
.getVisibleWidth();
334 fVisibleAreaX
= context
.getContentsX();
335 fVisibleAreaY
= context
.getContentsY();
337 if (fForceEventOccurrenceSpacing
>= 0) {
338 Metrics
.setForcedEventSpacing(fForceEventOccurrenceSpacing
);
340 Metrics
.setForcedEventSpacing(-1);
343 super.drawChildenNodes(context
);
347 * Sets the event occurrence spacing (-1 for none)
349 * @param space A spacing to set.
351 public void forceEventOccurrenceSpacing(int space
) {
352 fForceEventOccurrenceSpacing
= space
;
356 * Return the X coordinates of the frame visible area
358 * @return the X coordinates of the frame visible area
360 public int getVisibleAreaX() {
361 return fVisibleAreaX
;
365 * Return the frame visible area width
367 * @return the frame visible area width
369 public int getVisibleAreaWidth() {
370 return fVisibleAreaWidth
;
374 * Return the frame visible area height
376 * @return the frame visible area height
378 public int getVisibleAreaHeight() {
379 return fVisibleAreaHeight
;
383 * Return the X coordinates of the frame visible area
385 * @return the X coordinates of the frame visible area
387 public int getVisibleAreaY() {
388 return fVisibleAreaY
;
392 * Return the minimum time stored in the frame taking all GraphNodes into account
394 * @return the minimum GraphNode time
397 public ITmfTimestamp
getMinTime() {
398 if (fLastExternalTimePref
!= SDViewPref
.getInstance().excludeExternalTime()) {
399 fLastExternalTimePref
= SDViewPref
.getInstance().excludeExternalTime();
400 setComputeMinMax(true);
402 if ((fComputeMinMax
) && (!fCustomMinMax
)) {
404 setComputeMinMax(false);
410 * Set the minimum timestamp of the frame.
413 * The minimum timestamp
416 public void setMin(ITmfTimestamp min
) {
418 fCustomMinMax
= true;
422 * Set the maximum timestamp of the frame.
425 * The maximum timestamp
428 public void setMax(ITmfTimestamp max
) {
430 fCustomMinMax
= true;
434 * Reset min/max timestamp values to the default ones.
436 public void resetCustomMinMax() {
437 fCustomMinMax
= false;
438 setComputeMinMax(true);
442 * Return the maximum time stored in the frame taking all GraphNodes into account
444 * @return the maximum GraphNode time
447 public ITmfTimestamp
getMaxTime() {
448 if (fLastExternalTimePref
!= SDViewPref
.getInstance().excludeExternalTime()) {
449 fLastExternalTimePref
= SDViewPref
.getInstance().excludeExternalTime();
450 setComputeMinMax(true);
452 if (fComputeMinMax
) {
454 setComputeMinMax(false);
460 * Computes the minimum and maximum time between consecutive messages within the frame.
462 protected void computeMaxMinTime() {
467 List
<SDTimeEvent
> timeArray
= buildTimeArray();
469 if ((timeArray
== null) || timeArray
.isEmpty()) {
472 for (int i
= 0; i
< timeArray
.size(); i
++) {
473 SDTimeEvent m
= timeArray
.get(i
);
475 if (m
.getTime().compareTo(fMaxSDTime
, true) > 0) {
476 fMaxSDTime
= m
.getTime();
479 if ((m
.getTime().compareTo(fMinSDTime
, true) < 0) || fInitSDMin
) {
480 fMinSDTime
= m
.getTime();
487 * Returns the minimum time between consecutive messages.
489 * @return the minimum time between consecutive messages
492 public ITmfTimestamp
getSDMinTime() {
498 * Returns the maximum time between consecutive messages.
500 * @return the maximum time between consecutive messages
503 public ITmfTimestamp
getSDMaxTime() {
509 * Browse all the GraphNode to compute the min and max times store in the Frame
511 protected void computeMinMax() {
512 List
<SDTimeEvent
> timeArray
= buildTimeArray();
514 if ((timeArray
== null) || timeArray
.isEmpty()) {
517 for (int i
= 0; i
< timeArray
.size() - 1; i
++) {
518 SDTimeEvent m1
= timeArray
.get(i
);
519 SDTimeEvent m2
= timeArray
.get(i
+ 1);
521 updateMinMax(m1
, m2
);
526 * Updates the minimum and maximum time between consecutive message within the frame based on the given values.
528 * @param m1 A first SD time event.
529 * @param m2 A second SD time event.
531 protected void updateMinMax(SDTimeEvent m1
, SDTimeEvent m2
) {
532 ITmfTimestamp delta
= m2
.getTime().getDelta(m1
.getTime());
533 if (fComputeMinMax
) {
535 if (fMinTime
.compareTo(TmfTimestamp
.ZERO
, false) < 0) {
536 fMinTime
= new TmfTimestamp(0, m1
.getTime().getScale(), m1
.getTime().getPrecision());
539 setComputeMinMax(false);
542 if ((delta
.compareTo(fMinTime
, true) < 0) && (delta
.compareTo(TmfTimestamp
.ZERO
, false) > 0)) {
546 if ((delta
.compareTo(fMaxTime
, true) > 0) && (delta
.compareTo(TmfTimestamp
.ZERO
, false) > 0)) {
552 * Builds the time array based on the list of graph nodes.
554 * @return the time array else empty list.
556 protected List
<SDTimeEvent
> buildTimeArray() {
557 if (!hasChildren()) {
558 return new ArrayList
<>();
561 Iterator
<String
> it
= getForwardSortMap().keySet().iterator();
562 List
<SDTimeEvent
> timeArray
= new ArrayList
<>();
563 while (it
.hasNext()) {
564 String nodeType
= it
.next();
565 List
<GraphNode
> list
= getNodeMap().get(nodeType
);
566 for (int i
= 0; i
< list
.size(); i
++) {
567 Object timedNode
= list
.get(i
);
568 if ((timedNode
instanceof ITimeRange
) && ((ITimeRange
) timedNode
).hasTimeInfo()) {
569 int event
= list
.get(i
).getStartOccurrence();
570 ITmfTimestamp time
= ((ITimeRange
) list
.get(i
)).getStartTime();
571 SDTimeEvent f
= new SDTimeEvent(time
, event
, (ITimeRange
) list
.get(i
));
573 if (event
!= list
.get(i
).getEndOccurrence()) {
574 event
= (list
.get(i
)).getEndOccurrence();
575 time
= ((ITimeRange
) list
.get(i
)).getEndTime();
576 f
= new SDTimeEvent(time
, event
, (ITimeRange
) list
.get(i
));
586 public String
getArrayId() {
591 public boolean contains(int x
, int y
) {
596 * @return true if frame has time info else false
599 public boolean hasTimeInfo() {
604 * Sets the flag whether the frame has time info or not
607 * true if frame has time info else false
609 public void setHasTimeInfo(boolean hasTimeInfo
) {
610 fHasTimeInfo
= hasTimeInfo
;
614 * Sets the flag for minimum and maximum computation.
615 * @param computeMinMax
616 * true if mininum and maximum time needs to be calculated else false
619 public void setComputeMinMax(boolean computeMinMax
) {
620 fComputeMinMax
= computeMinMax
;
624 * Sets the initialization flag for SD minimum.
630 public void setInitSDMin(boolean initSDMin
) {
631 fInitSDMin
= initSDMin
;