From 59416923dcb3a756eaf532cc4259f2f6625c0762 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Sun, 31 Mar 2019 22:35:39 -0700
Subject: Convert project to gradle

---
 .../java/org/traccar/geofence/GeofenceCircle.java  | 98 ++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 src/main/java/org/traccar/geofence/GeofenceCircle.java

(limited to 'src/main/java/org/traccar/geofence/GeofenceCircle.java')

diff --git a/src/main/java/org/traccar/geofence/GeofenceCircle.java b/src/main/java/org/traccar/geofence/GeofenceCircle.java
new file mode 100644
index 000000000..f6fca63ca
--- /dev/null
+++ b/src/main/java/org/traccar/geofence/GeofenceCircle.java
@@ -0,0 +1,98 @@
+/*
+ * Copyright 2016 Anton Tananaev (anton@traccar.org)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.traccar.geofence;
+
+import java.text.DecimalFormat;
+import java.text.ParseException;
+
+import org.traccar.helper.DistanceCalculator;
+
+public class GeofenceCircle extends GeofenceGeometry {
+
+    private double centerLatitude;
+    private double centerLongitude;
+    private double radius;
+
+    public GeofenceCircle() {
+    }
+
+    public GeofenceCircle(String wkt) throws ParseException {
+        fromWkt(wkt);
+    }
+
+    public GeofenceCircle(double latitude, double longitude, double radius) {
+        this.centerLatitude = latitude;
+        this.centerLongitude = longitude;
+        this.radius = radius;
+    }
+
+    public double distanceFromCenter(double latitude, double longitude) {
+        return DistanceCalculator.distance(centerLatitude, centerLongitude, latitude, longitude);
+    }
+
+    @Override
+    public boolean containsPoint(double latitude, double longitude) {
+        return distanceFromCenter(latitude, longitude) <= radius;
+    }
+
+    @Override
+    public String toWkt() {
+        String wkt = "";
+        wkt = "CIRCLE (";
+        wkt += String.valueOf(centerLatitude);
+        wkt += " ";
+        wkt += String.valueOf(centerLongitude);
+        wkt += ", ";
+        DecimalFormat format = new DecimalFormat("0.#");
+        wkt += format.format(radius);
+        wkt += ")";
+        return wkt;
+    }
+
+    @Override
+    public void fromWkt(String wkt) throws ParseException {
+        if (!wkt.startsWith("CIRCLE")) {
+            throw new ParseException("Mismatch geometry type", 0);
+        }
+        String content = wkt.substring(wkt.indexOf("(") + 1, wkt.indexOf(")"));
+        if (content == null || content.equals("")) {
+            throw new ParseException("No content", 0);
+        }
+        String[] commaTokens = content.split(",");
+        if (commaTokens.length != 2) {
+            throw new ParseException("Not valid content", 0);
+        }
+        String[] tokens = commaTokens[0].split("\\s");
+        if (tokens.length != 2) {
+            throw new ParseException("Too much or less coordinates", 0);
+        }
+        try {
+            centerLatitude = Double.parseDouble(tokens[0]);
+        } catch (NumberFormatException e) {
+            throw new ParseException(tokens[0] + " is not a double", 0);
+        }
+        try {
+            centerLongitude = Double.parseDouble(tokens[1]);
+        } catch (NumberFormatException e) {
+            throw new ParseException(tokens[1] + " is not a double", 0);
+        }
+        try {
+            radius = Double.parseDouble(commaTokens[1]);
+        } catch (NumberFormatException e) {
+            throw new ParseException(commaTokens[1] + " is not a double", 0);
+        }
+    }
+}
-- 
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