--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gwt-client/src/main/java/org/dive4elements/river/client/client/ui/minfo/BedCampaignChart.java	Thu Apr 25 15:23:37 2013 +0200
@@ -0,0 +1,78 @@
+package org.dive4elements.river.client.client.ui.minfo;
+
+import com.google.gwt.core.client.GWT;
+import com.google.gwt.json.client.JSONNumber;
+import com.google.gwt.json.client.JSONObject;
+import com.google.gwt.json.client.JSONString;
+import com.smartgwt.client.types.Alignment;
+import com.smartgwt.client.widgets.Img;
+import com.smartgwt.client.widgets.events.ResizedHandler;
+import com.smartgwt.client.widgets.layout.VLayout;
+
+import org.dive4elements.river.client.client.Config;
+import org.dive4elements.river.client.shared.model.Artifact;
+
+public class BedCampaignChart extends VLayout {
+
+    private final Artifact artifact;
+
+    protected Img chartImg;
+
+    public BedCampaignChart(Artifact artifact, ResizedHandler resizeHandler) {
+        super();
+
+        this.artifact = artifact;
+        this.chartImg = new Img();
+
+        addResizedHandler(resizeHandler);
+        setAlign(Alignment.CENTER);
+    }
+
+    public void update() {
+        Config config = Config.getInstance();
+        String locale = config.getLocale();
+
+        int hWidth = getWidth() - 12;
+        int hHeight = getHeight() - 12;
+
+        if ((int) (hHeight * 4f / 3) < hWidth) {
+            hWidth = (int) (hHeight * 4f / 3);
+        }
+        else {
+            hHeight = (int) (hWidth * 3f / 4);
+        }
+
+        String river = artifact.getArtifactDescription().getRiver();
+
+        JSONObject jfix = new JSONObject();
+        JSONObject jfilter = new JSONObject();
+        JSONObject jrName = new JSONObject();
+        JSONString jrValue = new JSONString(river);
+        JSONObject jextent = new JSONObject();
+        JSONNumber jwidth = new JSONNumber(hWidth);
+        JSONNumber jheight = new JSONNumber(hHeight);
+
+        jrName.put("name", jrValue);
+        jfilter.put("river", jrName);
+        jextent.put("width", jwidth);
+        jextent.put("height", jheight);
+        jfilter.put("extent", jextent);
+        jfix.put("bed", jfilter);
+        String filter = jfix.toString();
+
+        String imgUrl = GWT.getModuleBaseURL();
+        imgUrl += "bed-km-chart";
+        imgUrl += "?locale=" + locale;
+        imgUrl += "&filter=" + filter;
+
+        if (chartImg != null && hasMember(chartImg)) {
+            chartImg.setWidth(hWidth);
+            chartImg.setHeight(hHeight);
+            chartImg.setSrc(imgUrl);
+        }
+        else {
+            chartImg = new Img(imgUrl, hWidth, hHeight);
+            addMember(chartImg);
+        }
+    }
+}