# HG changeset patch
# User vc11884admin@VC11884.win.bsh.de
# Date 1309958225 -7200
# Node ID b9ee44070056df77909ac4952afb82be345248b3
# Parent  d7c8493cb3454ef61df4dae1cb8912c8899c2dea
Manage projections and units.

diff -r d7c8493cb345 -r b9ee44070056 ChangeLog
--- a/ChangeLog	Tue Jul 05 17:52:24 2011 +0200
+++ b/ChangeLog	Wed Jul 06 15:17:05 2011 +0200
@@ -1,3 +1,12 @@
+2011-07-06  Raimund Renkert  <raimund.renkert@intevation.de>
+
+	* src/java/de/intevation/mxd/reader/MapReader.java:
+	  Read the projection as EPSG code from the MXD file.
+
+	* src/java/de/intevation/mxd/writer/MapScriptWriter.java:
+	  Write the EPSG code to the mapfile and set the correct units to map
+	  and layer.
+
 2011-07-05  Raimund Renkert  <raimund.renkert@intevation.de>
 
 	* src/java/de/intevation/mxd/writer/MapScriptWriter.java:
diff -r d7c8493cb345 -r b9ee44070056 src/java/de/intevation/mxd/reader/MapReader.java
--- a/src/java/de/intevation/mxd/reader/MapReader.java	Tue Jul 05 17:52:24 2011 +0200
+++ b/src/java/de/intevation/mxd/reader/MapReader.java	Wed Jul 06 15:17:05 2011 +0200
@@ -152,19 +152,18 @@
         //Read the projection.
         try {
             ISpatialReference sr = map.getSpatialReference();
-            String projection = "";
+            int projection = 0;
             if(sr instanceof ProjectedCoordinateSystem) {
                 ProjectedCoordinateSystem pcs = (ProjectedCoordinateSystem)sr;
-                Projection p = (Projection)pcs.getProjection();
-                projection = p.getName();
+                projection = pcs.getFactoryCode();
             }
             else if(sr instanceof GeographicCoordinateSystem) {
                 GeographicCoordinateSystem gcs = (GeographicCoordinateSystem)sr;
-                projection = gcs.getName();
+                projection = gcs.getFactoryCode();
             }
             else if(sr instanceof UnknownCoordinateSystem) {
                 UnknownCoordinateSystem ucs = (UnknownCoordinateSystem)sr;
-                projection = ucs.getName();
+                projection = 0;
             }
             else{
                 logger.debug(
@@ -172,12 +171,12 @@
                     sr.getClass().toString());
             }
 
-            if(projection.equals("Unknown")) {
+            if(projection == 0) {
                 logger.warn(
                     "Unknown projection." +
                     " Please edit projection in resulting mapfile.");
             }
-            mapElement.setAttribute("projection", projection);
+            mapElement.setAttribute("projection", String.valueOf(projection));
         }
         catch(IOException ioe) {
             logger.warn(
diff -r d7c8493cb345 -r b9ee44070056 src/java/de/intevation/mxd/writer/MapScriptWriter.java
--- a/src/java/de/intevation/mxd/writer/MapScriptWriter.java	Tue Jul 05 17:52:24 2011 +0200
+++ b/src/java/de/intevation/mxd/writer/MapScriptWriter.java	Wed Jul 06 15:17:05 2011 +0200
@@ -42,6 +42,7 @@
     private String mapFilename;
     private String MS_BINDIR = "c:/ms_6.1-dev/bin";
     private String prefix = "";
+    private MS_UNITS units = MS_UNITS.MS_METERS;
 
     public MapScriptWriter() {
         map = new mapObj("");
@@ -101,33 +102,36 @@
             Double.parseDouble(mapNode.getAttribute("extent_max_y")));
 
         //Set the units.
-        String units = mapNode.getAttribute("units");
-        MS_UNITS msu;
-        if(units.equals("feet")) {
-            msu = MS_UNITS.MS_FEET;
-        }
-        else if(units.equals("inches")) {
-            msu = MS_UNITS.MS_INCHES;
-        }
-        else if(units.equals("kilometers")) {
-            msu = MS_UNITS.MS_KILOMETERS;
+	map.setProjection("epsg:" + mapNode.getAttribute("projection"));
+        String u = mapNode.getAttribute("units");
+        if(u.equals("feet")) {
+            units = MS_UNITS.MS_FEET;
         }
-        else if(units.equals("meters")) {
-            msu = MS_UNITS.MS_METERS;
-        }
-        else if(units.equals("miles")) {
-            msu = MS_UNITS.MS_MILES;
+        else if(u.equals("inches")) {
+            units = MS_UNITS.MS_INCHES;
         }
-        else if(units.equals("nauticalmiles")) {
-            msu = MS_UNITS.MS_NAUTICALMILES;
+        else if(u.equals("kilometers")) {
+            units = MS_UNITS.MS_KILOMETERS;
         }
-        else if(units.equals("points")) {
-            msu = MS_UNITS.MS_PIXELS;
+        else if(u.equals("meters")) {
+            units = MS_UNITS.MS_METERS;
         }
+        else if(u.equals("miles")) {
+            units = MS_UNITS.MS_MILES;
+        }
+        else if(u.equals("nauticalmiles")) {
+            units = MS_UNITS.MS_NAUTICALMILES;
+        }
+        else if(u.equals("points")) {
+            units = MS_UNITS.MS_PIXELS;
+        }
+	else if(u.equals("degree")) {
+	    units = MS_UNITS.MS_DD;
+	}
         else {
-            msu = MS_UNITS.MS_METERS;
+            units = MS_UNITS.MS_METERS;
         }
-        map.setUnits(msu);
+        map.setUnits(units);
 
         //TODO: Find out whats the correct scale value.
         //map.setScaledenom(Double.parseDouble(mapNode.getAttribute("scale")));
@@ -151,6 +155,7 @@
             String lname = layerElement.getAttribute("name");
             lname = lname.replaceAll(" ", "");
             layer.setName(lname);
+	    layer.setUnits(units.swigValue());
             layer.setMetaData("wms_title", layerElement.getAttribute("name"));
             if(layerElement.hasAttribute("group")) {
 	    	layer.setGroup(layerElement.getAttribute("group"));