From 0b624384cd52be20e61284551d832b499d7b7707 Mon Sep 17 00:00:00 2001
From: Jonathan McCrohan <jmccrohan@gmail.com>
Date: Sat, 14 Apr 2012 12:56:48 +0100
Subject: Imported Upstream version 2.1.8.20120216

---
 Java/com_phidgets_GPSPhidget.c | 101 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 101 insertions(+)
 create mode 100644 Java/com_phidgets_GPSPhidget.c

(limited to 'Java/com_phidgets_GPSPhidget.c')

diff --git a/Java/com_phidgets_GPSPhidget.c b/Java/com_phidgets_GPSPhidget.c
new file mode 100644
index 0000000..f2769d5
--- /dev/null
+++ b/Java/com_phidgets_GPSPhidget.c
@@ -0,0 +1,101 @@
+#include "../stdafx.h"
+#include "phidget_jni.h"
+#include "com_phidgets_GPSPhidget.h"
+#include "../cphidgetgps.h"
+
+static jclass irCode_class;
+static jmethodID irCode_getInstance;
+static jmethodID irCode_set;
+
+static jclass javaTimeZone_class; //class
+static jmethodID javaTimeZone_getTimeZone;
+
+EVENT_VARS(gpsPositionFixStatusChange, GPSPositionFixStatusChange)
+EVENT_VARS(gpsPositionChange, GPSPositionChange)
+
+JNI_LOAD(gps, GPS)
+
+	if (!(irCode_class = (*env)->FindClass(env,"java/util/Calendar")))
+		JNI_ABORT_STDERR("Couldn't FindClass java.util.Calendar");
+	if (!(irCode_class = (jclass)(*env)->NewGlobalRef(env, irCode_class)))
+		JNI_ABORT_STDERR("Couldn't create global ref irCode_class");
+	if (!(irCode_getInstance = (*env)->GetStaticMethodID(env, irCode_class, "getInstance", "(Ljava/util/TimeZone;)Ljava/util/Calendar;")))
+		JNI_ABORT_STDERR("Couldn't get method ID getInstance");
+	if (!(irCode_set = (*env)->GetMethodID(env, irCode_class, "set", "(II)V")))
+		JNI_ABORT_STDERR("Couldn't get method ID set");
+
+	if (!(javaTimeZone_class = (*env)->FindClass(env,"java/util/TimeZone")))
+		JNI_ABORT_STDERR("Couldn't FindClass java.util.TimeZone");
+	if (!(javaTimeZone_class = (jclass)(*env)->NewGlobalRef(env, javaTimeZone_class)))
+		JNI_ABORT_STDERR("Couldn't create global ref java.util.TimeZone");
+	if (!(javaTimeZone_getTimeZone = (*env)->GetStaticMethodID(env, javaTimeZone_class, "getTimeZone", "(Ljava/lang/String;)Ljava/util/TimeZone;")))
+		JNI_ABORT_STDERR("Couldn't get method ID  from getTimeZone");
+	
+	EVENT_VAR_SETUP(gps, gpsPositionFixStatusChange, GPSPositionFixStatusChange, Z, V)
+	EVENT_VAR_SETUP(gps, gpsPositionChange, GPSPositionChange, DDD, V)
+}
+
+EVENT_HANDLER(GPS, gpsPositionFixStatusChange, GPSPositionFixStatusChange, CPhidgetGPS_set_OnPositionFixStatusChange_Handler, int)
+EVENT_HANDLER_3(GPS, gpsPositionChange, GPSPositionChange, CPhidgetGPS_set_OnPositionChange_Handler, double, double, double)
+
+JNI_CREATE(GPS)
+
+JNI_GETFUNC(GPS, Latitude, Latitude, jdouble)
+JNI_GETFUNC(GPS, Longitude, Longitude, jdouble)
+JNI_GETFUNC(GPS, Altitude, Altitude, jdouble)
+JNI_GETFUNC(GPS, Heading, Heading, jdouble)
+JNI_GETFUNC(GPS, Velocity, Velocity, jdouble)
+JNI_GETFUNCBOOL(GPS, PositionFixStatus, PositionFixStatus)
+
+JNIEXPORT jobject JNICALL
+Java_com_phidgets_GPSPhidget_getDateAndTime(JNIEnv *env, jobject obj)
+{
+	CPhidgetGPSHandle h = (CPhidgetGPSHandle)(uintptr_t)(*env)->GetLongField( env, obj, handle_fid);
+	int error;
+	GPSTime cGPSTime;
+	GPSDate cGPSDate;
+	jobject GPSTimeAndDate, GPSTimeZone;
+	
+	char* buf;
+
+	if ((error = CPhidgetGPS_getTime(h, &cGPSTime)))
+	{
+		PH_THROW(error);
+		return NULL;
+	}
+
+	if ((error = CPhidgetGPS_getDate(h, &cGPSDate)))
+	{
+		PH_THROW(error);
+		return NULL;
+	}
+
+	buf = "PST\0";
+	//create a Java abstract TimeZone object with a time zone of UTC 
+	if(!(GPSTimeZone=(*env)->CallStaticObjectMethod(env, javaTimeZone_class, javaTimeZone_getTimeZone, 
+		(*env)->NewStringUTF(env, buf)))){
+		PH_THROW(EPHIDGET_UNEXPECTED);
+		return NULL;
+	}
+
+	//calls the Java static method Calendar.getInstance object said TimeZone
+	if (!(GPSTimeAndDate = (*env)->CallStaticObjectMethod(env, irCode_class, irCode_getInstance, GPSTimeZone)))
+	{ 
+		PH_THROW(EPHIDGET_UNEXPECTED);
+		return NULL;
+	}
+
+	(*env)->CallVoidMethod(env, GPSTimeAndDate, irCode_set, 1, cGPSDate.tm_year);  //year
+	(*env)->CallVoidMethod(env, GPSTimeAndDate, irCode_set, 2, (cGPSDate.tm_mon-1)); //month(0-11)  
+	(*env)->CallVoidMethod(env, GPSTimeAndDate, irCode_set, 5,  cGPSDate.tm_mday);  //day(1-31)
+
+	(*env)->CallVoidMethod(env, GPSTimeAndDate, irCode_set, 11, (jint)cGPSTime.tm_hour);  //hour(0-23)
+	(*env)->CallVoidMethod(env, GPSTimeAndDate, irCode_set, 12, cGPSTime.tm_min); //minute(0-59)
+	(*env)->CallVoidMethod(env, GPSTimeAndDate, irCode_set, 13,  cGPSTime.tm_sec);  //second(0-59)
+	(*env)->CallVoidMethod(env, GPSTimeAndDate, irCode_set, 14,  cGPSTime.tm_ms);  //milliseconds
+	
+	return GPSTimeAndDate;
+}
+
+
+
-- 
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