import java.util.List;
-import tim.prune.Config;
import tim.prune.UpdateMessageBroker;
import tim.prune.function.edit.FieldEdit;
import tim.prune.function.edit.FieldEditList;
private double[] _yValues = null;
private boolean _scaled = false;
private int _numPoints = 0;
- private boolean _mixedData = false;
+ private boolean _hasTrackpoint = false;
+ private boolean _hasWaypoint = false;
// Master field list
private FieldList _masterFieldList = null;
// variable ranges
- private AltitudeRange _altitudeRange = null;
private DoubleRange _latRange = null, _longRange = null;
private DoubleRange _xRange = null, _yRange = null;
_scaled = false;
}
+ /**
+ * Constructor using fields and points from another Track
+ * @param inFieldList Field list from another Track object
+ * @param inPoints (edited) point array
+ */
+ public Track(FieldList inFieldList, DataPoint[] inPoints)
+ {
+ _masterFieldList = inFieldList;
+ _dataPoints = inPoints;
+ if (_dataPoints == null) _dataPoints = new DataPoint[0];
+ _numPoints = _dataPoints.length;
+ _scaled = false;
+ }
/**
* Load method, for initialising and reinitialising data
_scaled = false;
}
+ /**
+ * Request that a rescale be done to recalculate derived values
+ */
+ public void requestRescale()
+ {
+ _scaled = false;
+ }
+
+ /**
+ * Extend the track's field list with the given additional fields
+ * @param inFieldList list of fields to be added
+ */
+ public void extendFieldList(FieldList inFieldList)
+ {
+ _masterFieldList = _masterFieldList.merge(inFieldList);
+ }
+
////////////////// Modification methods //////////////////////
for (int i=0; i<_numPoints; i++)
{
DataPoint point = _dataPoints[i];
- // Don't delete waypoints or photo points
- if (point.isWaypoint() || point.getPhoto() != null || !point.getDeleteFlag())
+ // Don't delete photo points
+ if (point.hasMedia() || !point.getDeleteFlag())
{
newPointArray[numCopied] = point;
numCopied++;
* @param inStart start of range
* @param inEnd end of range
* @param inOffset offset to add (-ve to subtract)
+ * @param inUndo true for undo operation
* @return true on success
*/
- public boolean addTimeOffset(int inStart, int inEnd, long inOffset)
+ public boolean addTimeOffset(int inStart, int inEnd, long inOffset, boolean inUndo)
{
// sanity check
if (inStart < 0 || inEnd < 0 || inStart >= inEnd || inEnd >= _numPoints) {
// This point has a timestamp so add the offset to it
foundTimestamp = true;
timestamp.addOffset(inOffset);
+ _dataPoints[i].setModified(inUndo);
}
}
return foundTimestamp;
}
-
/**
- * Merge the track segments within the given range
- * @param inStart start index
- * @param inEnd end index
- * @return true if successful
+ * Add the given altitude offset to the specified range
+ * @param inStart start of range
+ * @param inEnd end of range
+ * @param inOffset offset to add (-ve to subtract)
+ * @param inFormat altitude format of offset
+ * @param inDecimals number of decimal places in offset
+ * @return true on success
*/
- public boolean mergeTrackSegments(int inStart, int inEnd)
+ public boolean addAltitudeOffset(int inStart, int inEnd, double inOffset,
+ Altitude.Format inFormat, int inDecimals)
{
- boolean firstTrackPoint = true;
- // Loop between start and end
- for (int i=inStart; i<=inEnd; i++) {
- DataPoint point = getPoint(i);
- // Set all segments to false apart from first track point
- if (point != null && !point.isWaypoint()) {
- point.setSegmentStart(firstTrackPoint);
- firstTrackPoint = false;
+ // sanity check
+ if (inStart < 0 || inEnd < 0 || inStart >= inEnd || inEnd >= _numPoints) {
+ return false;
+ }
+ boolean foundAlt = false;
+ // Loop over all points within range
+ for (int i=inStart; i<=inEnd; i++)
+ {
+ Altitude alt = _dataPoints[i].getAltitude();
+ if (alt != null && alt.isValid())
+ {
+ // This point has an altitude so add the offset to it
+ foundAlt = true;
+ alt.addOffset(inOffset, inFormat, inDecimals);
+ _dataPoints[i].setModified(false);
}
}
- // Find following track point, if any
- DataPoint nextPoint = getNextTrackPoint(inEnd+1);
- if (nextPoint != null) {nextPoint.setSegmentStart(true);}
- UpdateMessageBroker.informSubscribers();
- return true;
+ // needs to be scaled again
+ _scaled = false;
+ return foundAlt;
}
+
/**
* Collect all waypoints to the start or end of the track
* @param inAtStart true to collect at start, false for end
*/
public boolean cutAndMoveSection(int inSectionStart, int inSectionEnd, int inMoveTo)
{
+ // TODO: Move cut/move into separate function?
// Check that indices make sense
- if (inSectionStart > 0 && inSectionEnd > inSectionStart && inMoveTo > 0
+ if (inSectionStart >= 0 && inSectionEnd > inSectionStart && inMoveTo >= 0
&& (inMoveTo < inSectionStart || inMoveTo > (inSectionEnd+1)))
{
// do the cut and move
{
int sectionLength = inSectionEnd - inSectionStart + 1;
// move section to earlier point
- if (inMoveTo > 0)
+ if (inMoveTo > 0) {
System.arraycopy(_dataPoints, 0, newPointArray, 0, inMoveTo); // unchanged points before
+ }
System.arraycopy(_dataPoints, inSectionStart, newPointArray, inMoveTo, sectionLength); // moved bit
// after insertion point, before moved bit
- if (inSectionStart > (inMoveTo + 1))
- System.arraycopy(_dataPoints, inMoveTo, newPointArray, inMoveTo + sectionLength, inSectionStart - inMoveTo);
+ System.arraycopy(_dataPoints, inMoveTo, newPointArray, inMoveTo + sectionLength, inSectionStart - inMoveTo);
// after moved bit
- if (inSectionEnd < (_numPoints - 1))
+ if (inSectionEnd < (_numPoints - 1)) {
System.arraycopy(_dataPoints, inSectionEnd+1, newPointArray, inSectionEnd+1, _numPoints - inSectionEnd - 1);
+ }
}
else
{
// Move section to later point
- if (inSectionStart > 0)
+ if (inSectionStart > 0) {
System.arraycopy(_dataPoints, 0, newPointArray, 0, inSectionStart); // unchanged points before
+ }
// from end of section to move to point
- if (inMoveTo > (inSectionEnd + 1))
+ if (inMoveTo > (inSectionEnd + 1)) {
System.arraycopy(_dataPoints, inSectionEnd+1, newPointArray, inSectionStart, inMoveTo - inSectionEnd - 1);
+ }
// moved bit
System.arraycopy(_dataPoints, inSectionStart, newPointArray, inSectionStart + inMoveTo - inSectionEnd - 1,
inSectionEnd - inSectionStart + 1);
// unchanged bit after
- if (inSectionEnd < (_numPoints - 1))
+ if (inSectionEnd < (_numPoints - 1)) {
System.arraycopy(_dataPoints, inMoveTo, newPointArray, inMoveTo, _numPoints - inMoveTo);
+ }
}
// Copy array references
_dataPoints = newPointArray;
double latitudeDiff = 0.0, longitudeDiff = 0.0;
double totalAltitude = 0;
int numAltitudes = 0;
- Altitude.Format altFormat = Config.getUseMetricUnits()?Altitude.Format.METRES:Altitude.Format.FEET;
+ Altitude.Format altFormat = Altitude.Format.NO_FORMAT;
// loop between start and end points
for (int i=inStartIndex; i<= inEndIndex; i++)
{
longitudeDiff += (currPoint.getLongitude().getDouble() - firstLongitude);
if (currPoint.hasAltitude()) {
totalAltitude += currPoint.getAltitude().getValue(altFormat);
+ // Use altitude format of first valid altitude
+ if (altFormat == Altitude.Format.NO_FORMAT)
+ altFormat = currPoint.getAltitude().getFormat();
numAltitudes++;
}
}
return null;
}
-
- /**
- * @return altitude range of points as AltitudeRange object
- */
- public AltitudeRange getAltitudeRange()
- {
- if (!_scaled) scalePoints();
- return _altitudeRange;
- }
/**
* @return the number of (valid) points in the track
*/
*/
public boolean hasData(Field inField)
{
+ // Don't use this method for altitudes
+ if (inField.equals(Field.ALTITUDE)) {return hasAltitudeData();}
return hasData(inField, 0, _numPoints-1);
}
return false;
}
+ /**
+ * @return true if track has altitude data
+ */
+ public boolean hasAltitudeData()
+ {
+ for (int i=0; i<_numPoints; i++) {
+ if (_dataPoints[i].hasAltitude()) {return true;}
+ }
+ return false;
+ }
/**
- * @return true if track contains waypoints and trackpoints
+ * @return true if track contains at least one trackpoint
*/
- public boolean hasMixedData()
+ public boolean hasTrackPoints()
{
if (!_scaled) scalePoints();
- return _mixedData;
+ return _hasTrackpoint;
+ }
+
+ /**
+ * @return true if track contains waypoints
+ */
+ public boolean hasWaypoints()
+ {
+ if (!_scaled) scalePoints();
+ return _hasWaypoint;
}
/**
*/
private void scalePoints()
{
- // Loop through all points in track, to see limits of lat, long and altitude
+ // Loop through all points in track, to see limits of lat, long
_longRange = new DoubleRange();
_latRange = new DoubleRange();
- _altitudeRange = new AltitudeRange();
int p;
- boolean hasWaypoint = false, hasTrackpoint = false;
+ _hasWaypoint = false; _hasTrackpoint = false;
for (p=0; p < getNumPoints(); p++)
{
DataPoint point = getPoint(p);
{
_longRange.addValue(point.getLongitude().getDouble());
_latRange.addValue(point.getLatitude().getDouble());
- if (point.getAltitude().isValid())
- {
- _altitudeRange.addValue(point.getAltitude());
- }
if (point.isWaypoint())
- hasWaypoint = true;
+ _hasWaypoint = true;
else
- hasTrackpoint = true;
+ _hasTrackpoint = true;
}
}
- _mixedData = hasWaypoint && hasTrackpoint;
// Loop over points and calculate scales
_xValues = new double[getNumPoints()];
{
int nearestPoint = 0;
double nearestDist = -1.0;
- double currDist;
+ double mDist, yDist;
for (int i=0; i < getNumPoints(); i++)
{
if (!inJustTrackPoints || !_dataPoints[i].isWaypoint())
{
- currDist = Math.abs(_xValues[i] - inX) + Math.abs(_yValues[i] - inY);
- if (currDist < nearestDist || nearestDist < 0.0)
+ yDist = Math.abs(_yValues[i] - inY);
+ if (yDist < nearestDist || nearestDist < 0.0)
{
- nearestPoint = i;
- nearestDist = currDist;
+ // y dist is within range, so check x too
+ mDist = yDist + getMinXDist(_xValues[i] - inX);
+ if (mDist < nearestDist || nearestDist < 0.0)
+ {
+ nearestPoint = i;
+ nearestDist = mDist;
+ }
}
}
}
return nearestPoint;
}
+ /**
+ * @param inX x value of point
+ * @return minimum wrapped value
+ */
+ private static final double getMinXDist(double inX)
+ {
+ // TODO: Can use some kind of floor here?
+ return Math.min(Math.min(Math.abs(inX), Math.abs(inX-1.0)), Math.abs(inX+1.0));
+ }
+
/**
* Get the next track point starting from the given index
* @param inStartIndex index to start looking from
*/
public DataPoint getPreviousTrackPoint(int inStartIndex)
{
+ // end index is given as _numPoints but actually it just counts down to -1
return getNextTrackPoint(inStartIndex, _numPoints, false);
}
* Edit the specified point
* @param inPoint point to edit
* @param inEditList list of edits to make
+ * @param inUndo true if undo operation, false otherwise
* @return true if successful
*/
- public boolean editPoint(DataPoint inPoint, FieldEditList inEditList)
+ public boolean editPoint(DataPoint inPoint, FieldEditList inEditList, boolean inUndo)
{
if (inPoint != null && inEditList != null && inEditList.getNumEdits() > 0)
{
for (int i=0; i<numEdits; i++)
{
FieldEdit edit = inEditList.getEdit(i);
- inPoint.setFieldValue(edit.getField(), edit.getValue());
+ Field editField = edit.getField();
+ inPoint.setFieldValue(editField, edit.getValue(), inUndo);
+ // Check that master field list has this field already (maybe point name has been added)
+ if (!_masterFieldList.contains(editField)) {
+ _masterFieldList.extendList(editField);
+ }
// check coordinates
- coordsChanged |= (edit.getField().equals(Field.LATITUDE)
- || edit.getField().equals(Field.LONGITUDE) || edit.getField().equals(Field.ALTITUDE));
+ coordsChanged |= (editField.equals(Field.LATITUDE)
+ || editField.equals(Field.LONGITUDE) || editField.equals(Field.ALTITUDE));
}
// set photo status if coordinates have changed
if (inPoint.getPhoto() != null && coordsChanged)
}
return false;
}
+
+ /**
+ * @param inPoint point to check
+ * @return true if this track contains the given point
+ */
+ public boolean containsPoint(DataPoint inPoint)
+ {
+ if (inPoint == null) return false;
+ for (int i=0; i < getNumPoints(); i++)
+ {
+ if (getPoint(i) == inPoint) return true;
+ }
+ return false; // not found
+ }
}