X-Git-Url: http://gitweb.fperrin.net/?a=blobdiff_plain;f=tim%2Fprune%2Fdata%2FSourceInfo.java;fp=tim%2Fprune%2Fdata%2FSourceInfo.java;h=bbe8baa3d9cfb269eb9efcbd268b4a48976a2d8f;hb=1ee49ae3c8ef3aa2e63eadd458531e5f8bd4f92c;hp=0000000000000000000000000000000000000000;hpb=112bb0c9b46894adca9a33ed8c99ea712b253185;p=GpsPrune.git

diff --git a/tim/prune/data/SourceInfo.java b/tim/prune/data/SourceInfo.java
new file mode 100644
index 0000000..bbe8baa
--- /dev/null
+++ b/tim/prune/data/SourceInfo.java
@@ -0,0 +1,111 @@
+package tim.prune.data;
+
+import java.io.File;
+
+/**
+ * Class to hold the source of the point data,
+ * including original file and file type, and
+ * also file offsets for source copying
+ */
+public class SourceInfo
+{
+	/** File type of source file */
+	public enum FILE_TYPE {TEXT, GPX, KML, NMEA, GPSBABEL, GPSIES};
+
+	/** Source file */
+	private File _sourceFile = null;
+	/** Name of source */
+	private String _sourceName = null;
+	/** File type */
+	private FILE_TYPE _fileType = null;
+
+	/** Array of datapoints */
+	private DataPoint[] _points = null;
+
+
+	/**
+	 * Constructor
+	 * @param inFile source file
+	 * @param inType type of file
+	 */
+	public SourceInfo(File inFile, FILE_TYPE inType)
+	{
+		_sourceFile = inFile;
+		_sourceName = inFile.getName();
+		_fileType = inType;
+	}
+
+	/**
+	 * Constructor
+	 * @param inName name of source (without file)
+	 * @param inType type of file
+	 */
+	public SourceInfo(String inName, FILE_TYPE inType)
+	{
+		_sourceFile = null;
+		_sourceName = inName;
+		_fileType = inType;
+	}
+
+	/**
+	 * @return source file
+	 */
+	public File getFile()
+	{
+		return _sourceFile;
+	}
+
+	/**
+	 * @return source name
+	 */
+	public String getName()
+	{
+		return _sourceName;
+	}
+
+	/**
+	 * @return file type of source
+	 */
+	public FILE_TYPE getFileType()
+	{
+		return _fileType;
+	}
+
+	/**
+	 * @return number of points from this source
+	 */
+	public int getNumPoints()
+	{
+		return _points.length;
+	}
+
+	/**
+	 * Take the points from the given track and store
+	 * @param inTrack track object containing points
+	 * @param inNumPoints number of points loaded
+	 */
+	public void populatePointObjects(Track inTrack, int inNumPoints)
+	{
+		if (inNumPoints > 0)
+		{
+			_points = new DataPoint[inNumPoints];
+			int trackLen = inTrack.getNumPoints();
+			System.arraycopy(inTrack.cloneContents(), trackLen-inNumPoints, _points, 0, inNumPoints);
+			// Note data copied twice here but still more efficient than looping
+		}
+	}
+
+	/**
+	 * Look for the given point in the array
+	 * @param inPoint point to look for
+	 * @return index, or -1 if not found
+	 */
+	public int getIndex(DataPoint inPoint)
+	{
+		int idx = -1;
+		for (int i=0; i<_points.length && (idx < 0); i++) {
+			if (_points[i] == inPoint) {idx = i;}
+		}
+		return idx;
+	}
+}