Moved source into separate src directory due to popular request

[GpsPrune.git] / src / tim / prune / function / cache / RowInfo.java

diff --git a/src/tim/prune/function/cache/RowInfo.java b/src/tim/prune/function/cache/RowInfo.java
new file mode 100644 (file)
index 0000000..809c572
--- /dev/null
+++ b/src/tim/prune/function/cache/RowInfo.java
@@ -0,0 +1,106 @@
+package tim.prune.function.cache;
+
+/**
+ * Class to hold the information for a single table row.
+ * Used to describe a tileset or for a single zoom level of a tileset.
+ */
+public class RowInfo
+{
+       private int _zoom = -1;
+       private int _minZoom = -1, _maxZoom = -1;
+       private int _numTiles = 0;
+       private long _totalSize = 0L;
+
+
+       /**
+        * Set the zoom level
+        * @param inZoom zoom level
+        */
+       public void setZoom(int inZoom) {
+               _zoom = inZoom;
+       }
+
+       /**
+        * Add a zoom level and adjust max/min
+        * @param inZoom zoom level
+        */
+       public void addZoom(int inZoom)
+       {
+               if (_minZoom < 0 || _minZoom > inZoom)
+                       _minZoom = inZoom;
+               if (_maxZoom < inZoom)
+                       _maxZoom = inZoom;
+       }
+
+       /**
+        * @return the zoom level
+        */
+       public int getZoom() {
+               return _zoom;
+       }
+
+       /**
+        * @return the zoom range as a string
+        */
+       public String getZoomRange()
+       {
+               if (_minZoom < 0 && _maxZoom < 0) return "";
+               if (_minZoom == _maxZoom || _maxZoom < 0) return "" + _minZoom;
+               if (_minZoom < 0) return "" + _maxZoom;
+               return "" + _minZoom + " - " + _maxZoom;
+       }
+
+       /**
+        * Add a single tile of the given size
+        * @param inSize size in bytes
+        */
+       public void addTile(long inSize) {
+               addTiles(1, inSize);
+       }
+
+       /**
+        * Add the given tiles
+        * @param inNumTiles number of tiles to add
+        * @param inSize total size of the tiles in bytes
+        */
+       public void addTiles(int inNumTiles, long inSize)
+       {
+               _numTiles += inNumTiles;
+               _totalSize += inSize;
+       }
+
+       /**
+        * @return the total number of tiles found
+        */
+       public int getNumTiles() {
+               return _numTiles;
+       }
+
+       /**
+        * @return the total size of the tiles in bytes
+        */
+       public long getTotalSize() {
+               return _totalSize;
+       }
+
+
+       /**
+        * Add the given RowInfo object to this one
+        * @param inOther other row object
+        */
+       public void addRow(RowInfo inOther)
+       {
+               if (inOther == null)
+                       return;
+               _numTiles  += inOther._numTiles;
+               _totalSize += inOther._totalSize;
+               // TODO: Max age
+               // Zoom range
+               if (inOther._minZoom > 0)
+                       addZoom(inOther._minZoom);
+               if (inOther._maxZoom > 0)
+                       addZoom(inOther._maxZoom);
+               if (inOther._zoom > 0)
+                       addZoom(inOther._zoom);
+       }
+}