X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=org.simantics.district.maps%2Fsrc%2Forg%2Fsimantics%2Fmaps%2Ftile%2FITileProvider.java;fp=org.simantics.district.maps%2Fsrc%2Forg%2Fsimantics%2Fmaps%2Ftile%2FITileProvider.java;h=f88b8ab5266f3660f4d8a340f4822422f15a89cd;hb=e9f74f09e0cedb603c0b4de9e542de8dd64a5ce3;hp=0000000000000000000000000000000000000000;hpb=16ee01dc5a40981c58fd5b478b89552e5814e8bb;p=simantics%2Fdistrict.git

diff --git a/org.simantics.district.maps/src/org/simantics/maps/tile/ITileProvider.java b/org.simantics.district.maps/src/org/simantics/maps/tile/ITileProvider.java
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+++ b/org.simantics.district.maps/src/org/simantics/maps/tile/ITileProvider.java
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+/*******************************************************************************
+ * Copyright (c) 2012 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.maps.tile;
+
+import java.awt.Image;
+import java.awt.geom.Rectangle2D;
+import java.net.URI;
+
+import org.simantics.maps.ProvisionException;
+
+/**
+ * @author Tuukka Lehtonen
+ */
+public interface ITileProvider {
+
+    /**
+     * @return an identifier for the tile provider connection. May represent any
+     *         protocol, not necessarily a web service at all.
+     */
+    URI getSource();
+
+    /**
+     * @return the bounding box of tiles served by this tile provider in degrees
+     *         [(-180,-90) x (180,90)]
+     */
+    Rectangle2D getExtent();
+
+    /**
+     * A synchronous method for requesting the specified map tile as a raster
+     * image.
+     * 
+     * @param key the requested tile
+     * @return the tile as an image
+     * @throws ProvisionException if any failure occurs while procuring the
+     *         image
+     */
+    Image get(TileKey key) throws ProvisionException;
+
+}