diff --git a/src/main/java/com/gis3c/Main.java b/src/main/java/com/gis3c/Main.java
index e886063..d5948d1 100644
--- a/src/main/java/com/gis3c/Main.java
+++ b/src/main/java/com/gis3c/Main.java
@@ -1,9 +1,11 @@
 package com.gis3c;
 
 import com.gis3c.entity.C3Map;
+import org.apache.commons.dbcp.datasources.SharedPoolDataSource;
 import org.geotools.data.FeatureSource;
 import org.geotools.data.FileDataStore;
 import org.geotools.data.FileDataStoreFinder;
+import org.geotools.data.shapefile.ShapefileDataStore;
 import org.geotools.data.simple.SimpleFeatureSource;
 import org.geotools.factory.CommonFactoryFinder;
 import org.geotools.map.FeatureLayer;
@@ -20,65 +22,68 @@ import org.opengis.feature.simple.SimpleFeatureType;
 
 import java.io.File;
 import java.io.IOException;
+import java.nio.charset.Charset;
 
 public class Main {
     public static StyleFactory styleFactory = CommonFactoryFinder.getStyleFactory();
-    public static Style createStyle(File file, FeatureSource featureSource) {
-        File sld = toSLDFile(file);
-        if (sld != null) {
-            return createFromSLD(sld);
-        }
-
-        SimpleFeatureType schema = (SimpleFeatureType)featureSource.getSchema();
-        return JSimpleStyleDialog.showDialog(null, schema);
-    }
-    public static File toSLDFile(File file)  {
-        String path = file.getAbsolutePath();
-        String base = path.substring(0,path.length()-4);
-        String newPath = base + ".sld";
-        File sld = new File( newPath );
-        if( sld.exists() ){
-            return sld;
-        }
-        newPath = base + ".SLD";
-        sld = new File( newPath );
-        if( sld.exists() ){
-            return sld;
-        }
-        return null;
-    }
-    public static Style createFromSLD(File sld) {
-        try {
-            SLDParser stylereader = new SLDParser(styleFactory, sld.toURI().toURL());
-            Style[] style = stylereader.readXML();
-            return style[0];
-
-        } catch (Exception e) {
-            JExceptionReporter.showDialog(e, "Problem creating style");
-        }
-        return null;
-    }
+//    public static Style createStyle(File file, FeatureSource featureSource) {
+//        File sld = toSLDFile(file);
+//        if (sld != null) {
+//            return createFromSLD(sld);
+//        }
+//
+//        SimpleFeatureType schema = (SimpleFeatureType)featureSource.getSchema();
+//        return JSimpleStyleDialog.showDialog(null, schema);
+//    }
+//    public static File toSLDFile(File file)  {
+//        String path = file.getAbsolutePath();
+//        String base = path.substring(0,path.length()-4);
+//        String newPath = base + ".sld";
+//        File sld = new File( newPath );
+//        if( sld.exists() ){
+//            return sld;
+//        }
+//        newPath = base + ".SLD";
+//        sld = new File( newPath );
+//        if( sld.exists() ){
+//            return sld;
+//        }
+//        return null;
+//    }
+//    public static Style createFromSLD(File sld) {
+//        try {
+//            SLDParser stylereader = new SLDParser(styleFactory, sld.toURI().toURL());
+//            Style[] style = stylereader.readXML();
+//            return style[0];
+//
+//        } catch (Exception e) {
+//            JExceptionReporter.showDialog(e, "Problem creating style");
+//        }
+//        return null;
+//    }
     public static void main(String[] args) throws IOException {
         File file = JFileDataStoreChooser.showOpenFile("shp",null);
         if(file == null){
             return;
         }
         File sldFile = new File("D:\\f\\shp\\shijie.sld");
-
+        SLDParser styleReader = new SLDParser(styleFactory,sldFile.toURI().toURL());
+        Style[] styles = styleReader.readXML();
+        Style style1 = styles[0];
 
         FileDataStore store = FileDataStoreFinder.getDataStore(file);
+        ((ShapefileDataStore)store).setCharset(Charset.forName("GBK"));
         SimpleFeatureSource featureSource = store.getFeatureSource();
 
         C3Map map = new C3Map();
         map.setTitle("Quickstart");
-//        Style style = SLD.createSimpleStyle(featureSource.getSchema());
-        Style style = createStyle(file, featureSource);
+        Style style = SLD.createSimpleStyle(featureSource.getSchema());
 
-        Layer layer = new FeatureLayer(featureSource,style);
+        Layer layer = new FeatureLayer(featureSource,style1);
         map.addLayer(layer);
-//        map.saveImage("D://mapimage//1.jpg",256);
-
-        JMapFrame.showMap(map);
+        map.saveImage("D://mapimage//1.jpg",256);
+        System.out.println("image has saved");
+//        JMapFrame.showMap(map);
     }
 
 
diff --git a/src/main/java/com/gis3c/entity/C3Map.java b/src/main/java/com/gis3c/entity/C3Map.java
index f317536..68193cc 100644
--- a/src/main/java/com/gis3c/entity/C3Map.java
+++ b/src/main/java/com/gis3c/entity/C3Map.java
@@ -5,6 +5,7 @@ import com.sun.media.jai.codec.ImageEncoder;
 import com.sun.media.jai.codec.PNGEncodeParam;
 import org.geotools.geometry.jts.ReferencedEnvelope;
 import org.geotools.map.MapContent;
+import org.geotools.map.MapViewport;
 import org.geotools.renderer.GTRenderer;
 import org.geotools.renderer.lite.StreamingRenderer;
 
@@ -53,12 +54,18 @@ public class C3Map extends MapContent {
     public void saveImage(final String file,final int imageWidth) throws IOException {
         GTRenderer renderer = new StreamingRenderer();
         renderer.setMapContent(this);
-
+        MapViewport mapViewport = this.getViewport();
         ReferencedEnvelope mapBounds
-                = new ReferencedEnvelope(117.45335889533,121.20518244635,35.753480445714,37.557981231236,this.getCoordinateReferenceSystem());
+                = new ReferencedEnvelope(
+                118.02532161784,
+                118.08394386082,
+                36.846653667618,
+                36.818458342844,
+                    this.getCoordinateReferenceSystem()
+                );
 //                = this.getMaxBounds();
 
-
+        mapViewport.setBounds(mapBounds);
         double heightToWidth = mapBounds.getSpan(1)/mapBounds.getSpan(0);
         Rectangle imageBounds
 //                = new Rectangle(0,0,imageWidth, (int) Math.round(imageWidth*heightToWidth));