From cda6c01a2abc7f60a191d97e8b070218879f7f92 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Tue, 26 Feb 2013 20:36:47 +1300
Subject: Add units preference (fix #7)

---
 src/org/traccar/web/client/FormatterUtil.java     | 33 ++++++++++++++++++++---
 src/org/traccar/web/client/model/StateReader.java |  4 +--
 src/org/traccar/web/client/view/ArchiveView.java  | 13 ++++++---
 3 files changed, 40 insertions(+), 10 deletions(-)

diff --git a/src/org/traccar/web/client/FormatterUtil.java b/src/org/traccar/web/client/FormatterUtil.java
index f5c7d3e..36c24dc 100644
--- a/src/org/traccar/web/client/FormatterUtil.java
+++ b/src/org/traccar/web/client/FormatterUtil.java
@@ -1,8 +1,8 @@
 package org.traccar.web.client;
 
-import java.util.Date;
-
+import com.google.gwt.i18n.client.CurrencyList;
 import com.google.gwt.i18n.client.DateTimeFormat;
+import com.google.gwt.i18n.client.NumberFormat;
 
 public class FormatterUtil {
 
@@ -10,8 +10,33 @@ public class FormatterUtil {
         return DateTimeFormat.getFormat("yyyy-MM-dd HH:mm:ss");
     }
 
-    public String formatTime(Date time) {
-        return getTimeFormat().format(time);
+    private class SpeedNumberFormat extends NumberFormat {
+
+        private final String unit;
+        private final double factor;
+
+        public SpeedNumberFormat(String unit, double factor) {
+            super("0.##", CurrencyList.get().getDefault(), true);
+            this.unit = unit;
+            this.factor = factor;
+        }
+
+        @Override
+        public String format(double number) {
+            return super.format(number * factor) + " " + unit;
+        }
+
+    }
+
+    public NumberFormat getSpeedFormat() {
+        switch (ApplicationContext.getInstance().getUserSettings().getSpeedUnit()) {
+        case kilometersPerHour:
+            return new SpeedNumberFormat("km/h", 1.852);
+        case milesPerHour:
+            return new SpeedNumberFormat("mph", 1.150779);
+        default:
+            return new SpeedNumberFormat("kn", 1);
+        }
     }
 
 }
diff --git a/src/org/traccar/web/client/model/StateReader.java b/src/org/traccar/web/client/model/StateReader.java
index 733bde6..667f474 100644
--- a/src/org/traccar/web/client/model/StateReader.java
+++ b/src/org/traccar/web/client/model/StateReader.java
@@ -20,11 +20,11 @@ public class StateReader {
         List<StateItem> state = new LinkedList<StateItem>();
 
         state.add(new StateItem("valid", toString(position.getValid())));
-        state.add(new StateItem("time", ApplicationContext.getInstance().getFormatterUtil().formatTime(position.getTime())));
+        state.add(new StateItem("time", ApplicationContext.getInstance().getFormatterUtil().getTimeFormat().format(position.getTime())));
         state.add(new StateItem("latitude", toString(position.getLatitude())));
         state.add(new StateItem("longitude", toString(position.getLongitude())));
         state.add(new StateItem("altitude", toString(position.getAltitude())));
-        state.add(new StateItem("speed", toString(position.getSpeed())));
+        state.add(new StateItem("speed", ApplicationContext.getInstance().getFormatterUtil().getSpeedFormat().format(position.getSpeed())));
         state.add(new StateItem("course", toString(position.getCourse())));
         state.add(new StateItem("power", toString(position.getPower())));
         state.add(new StateItem("address", position.getAddress()));
diff --git a/src/org/traccar/web/client/view/ArchiveView.java b/src/org/traccar/web/client/view/ArchiveView.java
index 04ece4a..28291d0 100644
--- a/src/org/traccar/web/client/view/ArchiveView.java
+++ b/src/org/traccar/web/client/view/ArchiveView.java
@@ -32,6 +32,7 @@ import com.google.gwt.uibinder.client.UiBinder;
 import com.google.gwt.uibinder.client.UiField;
 import com.google.gwt.uibinder.client.UiHandler;
 import com.google.gwt.user.client.ui.Widget;
+import com.sencha.gxt.cell.core.client.NumberCell;
 import com.sencha.gxt.core.client.Style.SelectionMode;
 import com.sencha.gxt.data.shared.ListStore;
 import com.sencha.gxt.data.shared.event.StoreHandlers;
@@ -108,14 +109,18 @@ public class ArchiveView implements SelectionChangedEvent.SelectionChangedHandle
 
         columnConfigList.add(new ColumnConfig<Position, Boolean>(positionProperties.valid(), 0, "Valid"));
 
-        ColumnConfig<Position, Date> columnConfig = new ColumnConfig<Position, Date>(positionProperties.time(), 0, "Time");
-        columnConfig.setCell(new DateCell(ApplicationContext.getInstance().getFormatterUtil().getTimeFormat()));
-        columnConfigList.add(columnConfig);
+        ColumnConfig<Position, Date> columnConfigDate = new ColumnConfig<Position, Date>(positionProperties.time(), 0, "Time");
+        columnConfigDate.setCell(new DateCell(ApplicationContext.getInstance().getFormatterUtil().getTimeFormat()));
+        columnConfigList.add(columnConfigDate);
 
         columnConfigList.add(new ColumnConfig<Position, Double>(positionProperties.latitude(), 0, "Latitude"));
         columnConfigList.add(new ColumnConfig<Position, Double>(positionProperties.longitude(), 0, "Longitude"));
         columnConfigList.add(new ColumnConfig<Position, Double>(positionProperties.altitude(), 0, "Altitude"));
-        columnConfigList.add(new ColumnConfig<Position, Double>(positionProperties.speed(), 0, "Speed"));
+
+        ColumnConfig<Position, Double> columnConfigDouble = new ColumnConfig<Position, Double>(positionProperties.speed(), 0, "Speed");
+        columnConfigDouble.setCell(new NumberCell<Double>(ApplicationContext.getInstance().getFormatterUtil().getSpeedFormat()));
+        columnConfigList.add(columnConfigDouble);
+
         columnConfigList.add(new ColumnConfig<Position, Double>(positionProperties.course(), 0, "Course"));
         columnConfigList.add(new ColumnConfig<Position, Double>(positionProperties.power(), 0, "Power"));
 
-- 
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