Add:Core:New vehicle android

git-svn-id: http://svn.code.sf.net/p/navit/code/trunk/navit@2454 ffa7fe5e-494d-0410-b361-a75ebd5db220

1 files changed, 222 insertions, 0 deletions

diff --git a/navit/vehicle/android/vehicle_android.c b/navit/vehicle/android/vehicle_android.c
new file mode 100644
index 000000000..78f2f3df8
--- /dev/null
+++ b/navit/vehicle/android/vehicle_android.c
@@ -0,0 +1,222 @@
+/** @file vehicle_android.c
+ * @brief android uses dbus signals
+ *
+ * Navit, a modular navigation system.
+ * Copyright (C) 2005-2008 Navit Team
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA  02110-1301, USA.
+ *
+ * @Author Tim Niemeyer <reddog@mastersword.de>
+ * @date 2008-2009
+ */
+
+#include <config.h>
+#include <string.h>
+#include <glib.h>
+#include <math.h>
+#include <time.h>
+#include "debug.h"
+#include "callback.h"
+#include "plugin.h"
+#include "coord.h"
+#include "item.h"
+#include "android.h"
+#include "vehicle.h"
+
+struct vehicle_priv {
+	struct callback_list *cbl;
+	struct coord_geo geo;
+	double speed;
+	double direction;
+	double height;
+	int fix_type;
+	time_t fix_time;
+	char fixiso8601[128];
+	int sats;
+	int sats_used;
+	int have_coords;
+	struct attr ** attrs;
+	struct callback *cb;
+	jclass NavitVehicleClass;
+	jobject NavitVehicle;
+	jclass LocationClass;
+	jmethodID Location_getLatitude, Location_getLongitude, Location_getSpeed, Location_getBearing, Location_getAltitude, Location_getTime;
+};
+
+/**
+ * @brief Free the android_vehicle
+ * 
+ * @param priv
+ * @returns nothing
+ */
+static void
+vehicle_android_destroy(struct vehicle_priv *priv)
+{
+	dbg(0,"enter\n");
+	g_free(priv);
+}
+
+/**
+ * @brief Provide the outside with information
+ * 
+ * @param priv
+ * @param type TODO: What can this be?
+ * @param attr
+ * @returns true/false
+ */
+static int
+vehicle_android_position_attr_get(struct vehicle_priv *priv,
+			       enum attr_type type, struct attr *attr)
+{
+	struct attr * active=NULL;
+	dbg(0,"enter %s\n",attr_to_name(type));
+	switch (type) {
+#if 0
+	case attr_position_fix_type:
+		attr->u.num = priv->fix_type;
+		break;
+#endif
+	case attr_position_height:
+		attr->u.numd = &priv->height;
+		break;
+	case attr_position_speed:
+		attr->u.numd = &priv->speed;
+		break;
+	case attr_position_direction:
+		attr->u.numd = &priv->direction;
+		break;
+#if 0
+	case attr_position_qual:
+		attr->u.num = priv->sats;
+		break;
+	case attr_position_sats_used:
+		attr->u.num = priv->sats_used;
+		break;
+#endif
+	case attr_position_coord_geo:
+		attr->u.coord_geo = &priv->geo;
+		if (!priv->have_coords)
+			return 0;
+		break;
+	case attr_position_time_iso8601:
+		attr->u.str=priv->fixiso8601;
+		break;
+	default:
+		return 0;
+	}
+	dbg(0,"ok\n");
+	attr->type = type;
+	return 1;
+}
+
+struct vehicle_methods vehicle_android_methods = {
+	vehicle_android_destroy,
+	vehicle_android_position_attr_get,
+};
+
+static void
+vehicle_android_callback(struct vehicle_priv *v, jobject location)
+{
+	time_t tnow;
+	struct tm *tm;
+	dbg(0,"enter\n");
+
+	v->geo.lat = (*jnienv)->CallDoubleMethod(jnienv, location, v->Location_getLatitude);
+	v->geo.lng = (*jnienv)->CallDoubleMethod(jnienv, location, v->Location_getLongitude);
+	v->speed = (*jnienv)->CallFloatMethod(jnienv, location, v->Location_getSpeed)*3.6;
+	v->direction = (*jnienv)->CallFloatMethod(jnienv, location, v->Location_getBearing);
+	v->height = (*jnienv)->CallDoubleMethod(jnienv, location, v->Location_getAltitude);
+	tnow=(*jnienv)->CallLongMethod(jnienv, location, v->Location_getTime)/1000;
+	tm = gmtime(&tnow);
+	strftime(v->fixiso8601, sizeof(v->fixiso8601), "%Y-%m-%dT%TZ", tm);
+	dbg(0,"time %s\n",v->fixiso8601);
+	v->have_coords=1;
+	callback_list_call_0(v->cbl);
+}
+
+static int
+vehicle_android_init(struct vehicle_priv *ret)
+{
+	jmethodID cid;
+
+	if (!android_find_class_global("android/location/Location", &ret->LocationClass))
+                return 0;
+	if (!android_find_method(ret->LocationClass, "getLatitude", "()D", &ret->Location_getLatitude))
+                return 0;
+	if (!android_find_method(ret->LocationClass, "getLongitude", "()D", &ret->Location_getLongitude))
+                return 0;
+	if (!android_find_method(ret->LocationClass, "getSpeed", "()F", &ret->Location_getSpeed))
+                return 0;
+	if (!android_find_method(ret->LocationClass, "getBearing", "()F", &ret->Location_getBearing))
+                return 0;
+	if (!android_find_method(ret->LocationClass, "getAltitude", "()D", &ret->Location_getAltitude))
+                return 0;
+	if (!android_find_method(ret->LocationClass, "getTime", "()J", &ret->Location_getTime))
+                return 0;
+	if (!android_find_class_global("org/navitproject/navit/NavitVehicle", &ret->NavitVehicleClass))
+                return 0;
+        dbg(0,"at 3\n");
+        cid = (*jnienv)->GetMethodID(jnienv, ret->NavitVehicleClass, "<init>", "(Landroid/content/Context;I)V");
+        if (cid == NULL) {
+                dbg(0,"no method found\n");
+                return 0; /* exception thrown */
+        }
+        dbg(0,"at 4 android_activity=%p\n",android_activity);
+        ret->NavitVehicle=(*jnienv)->NewObject(jnienv, ret->NavitVehicleClass, cid, android_activity, (int) ret->cb);
+        dbg(0,"result=%p\n",ret->NavitVehicle);
+	if (!ret->NavitVehicle)
+		return 0;
+        if (ret->NavitVehicle)
+                (*jnienv)->NewGlobalRef(jnienv, ret->NavitVehicle);
+
+	return 1;
+}
+
+/**
+ * @brief Create android_vehicle
+ * 
+ * @param meth
+ * @param cbl
+ * @param attrs
+ * @returns vehicle_priv
+ */
+static struct vehicle_priv *
+vehicle_android_new_android(struct vehicle_methods *meth,
+	       		struct callback_list *cbl,
+		       	struct attr **attrs)
+{
+	struct vehicle_priv *ret;
+
+	dbg(0, "enter\n");
+	ret = g_new0(struct vehicle_priv, 1);
+	ret->cbl = cbl;
+	ret->cb=callback_new_1(callback_cast(vehicle_android_callback), ret);
+	*meth = vehicle_android_methods;
+	vehicle_android_init(ret);
+	dbg(0, "return\n");
+	return ret;
+}
+
+/**
+ * @brief register vehicle_android
+ * 
+ * @returns nothing
+ */
+void
+plugin_init(void)
+{
+	dbg(0, "enter\n");
+	plugin_register_vehicle_type("android", vehicle_android_new_android);
+}