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/**
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* Navit, a modular navigation system.
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* Copyright (C) 2005-2009 Navit Team
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include <stdio.h>
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#include <string.h>
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#include <glib.h>
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#include <time.h>
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#include "config.h"
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#include "debug.h"
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#include "coord.h"
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#include "item.h"
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#include "log.h"
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#include "plugin.h"
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#include "transform.h"
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#include "util.h"
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#include "event.h"
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#include "coord.h"
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#include "transform.h"
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#include "projection.h"
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#include "point.h"
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#include "graphics.h"
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#include "callback.h"
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#include "color.h"
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#include "layout.h"
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#include "vehicle.h"
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struct vehicle {
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struct vehicle_methods meth;
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struct vehicle_priv *priv;
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struct callback_list *cbl;
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struct log *nmea_log, *gpx_log;
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char *gpx_desc;
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struct attr **attrs;
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// cursor
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struct cursor *cursor;
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int cursor_fixed;
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struct callback *animate_callback;
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struct event_timeout *animate_timer;
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struct point cursor_pnt;
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struct graphics *gra;
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struct graphics_gc *bg;
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struct transformation *trans;
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int angle;
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int speed;
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int sequence;
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GHashTable *log_to_cb;
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};
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static void vehicle_draw_do(struct vehicle *this_, int lazy);
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static void vehicle_log_nmea(struct vehicle *this_, struct log *log);
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static void vehicle_log_gpx(struct vehicle *this_, struct log *log);
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static void vehicle_log_textfile(struct vehicle *this_, struct log *log);
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static void vehicle_log_binfile(struct vehicle *this_, struct log *log);
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static int vehicle_add_log(struct vehicle *this_, struct log *log);
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/**
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* Creates a new vehicle
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*/
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struct vehicle *
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vehicle_new(struct attr *parent, struct attr **attrs)
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{
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struct vehicle *this_;
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struct attr *source;
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struct vehicle_priv *(*vehicletype_new) (struct vehicle_methods *
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meth,
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struct callback_list *
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cbl,
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struct attr ** attrs);
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char *type, *colon;
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struct pcoord center;
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dbg(0, "enter\n");
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source = attr_search(attrs, NULL, attr_source);
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if (!source) {
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dbg(0, "no source\n");
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return NULL;
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}
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type = g_strdup(source->u.str);
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colon = strchr(type, ':');
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if (colon)
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*colon = '\0';
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dbg(1, "source='%s' type='%s'\n", source->u.str, type);
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vehicletype_new = plugin_get_vehicle_type(type);
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if (!vehicletype_new) {
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dbg(0, "invalid type '%s'\n", type);
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g_free(type);
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return NULL;
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}
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g_free(type);
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this_ = g_new0(struct vehicle, 1);
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this_->cbl = callback_list_new();
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this_->priv = vehicletype_new(&this_->meth, this_->cbl, attrs);
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if (!this_->priv) {
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dbg(0, "vehicletype_new failed\n");
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callback_list_destroy(this_->cbl);
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g_free(this_);
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return NULL;
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}
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this_->attrs=attr_list_dup(attrs);
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this_->trans=transform_new();
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// set bad 0/0 location ??? i dont know really
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/*
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struct coord_geo g;
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struct coord co;
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enum projection pro=projection_mg;
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g.lat=53.13;
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g.lng=11.70;
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transform_from_geo(pro, &g, &co);
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center.x=co.x;
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center.y=co.y;
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center.pro = pro;
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*/
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center.pro=projection_screen;
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center.x=0;
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center.y=0;
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transform_setup(this_->trans, ¢er, 16, 0);
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dbg(0, "leave\n");
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this_->log_to_cb=g_hash_table_new(NULL,NULL);
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return this_;
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}
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/**
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* Destroys a vehicle
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*
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* @param this_ The vehicle to destroy
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*/
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void
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vehicle_destroy(struct vehicle *this_)
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{
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if (this_->animate_callback) {
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callback_destroy(this_->animate_callback);
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event_remove_timeout(this_->animate_timer);
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}
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transform_destroy(this_->trans);
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this_->meth.destroy(this_->priv);
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callback_list_destroy(this_->cbl);
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attr_list_free(this_->attrs);
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if (this_->bg)
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graphics_gc_destroy(this_->bg);
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if (this_->gra)
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graphics_free(this_->gra);
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g_free(this_);
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}
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/**
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* Creates an attribute iterator to be used with vehicles
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*/
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struct attr_iter *
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vehicle_attr_iter_new(void)
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{
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return (struct attr_iter *)g_new0(void *,1);
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}
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/**
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* Destroys a vehicle attribute iterator
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*
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* @param iter a vehicle attr_iter
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*/
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void
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vehicle_attr_iter_destroy(struct attr_iter *iter)
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{
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g_free(iter);
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}
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/**
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* Generic get function
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*
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* @param this_ Pointer to a vehicle structure
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* @param type The attribute type to look for
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* @param attr Pointer to an attr structure to store the attribute
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* @param iter A vehicle attr_iter
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*/
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int
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vehicle_get_attr(struct vehicle *this_, enum attr_type type, struct attr *attr, struct attr_iter *iter)
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{
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int ret;
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if (this_->meth.position_attr_get) {
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ret=this_->meth.position_attr_get(this_->priv, type, attr);
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if (ret)
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return ret;
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}
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if (type == attr_log_gpx_desc) {
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attr->u.str = this_->gpx_desc;
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return 1;
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}
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return attr_generic_get_attr(this_->attrs, NULL, type, attr, iter);
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}
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/**
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* Generic set function
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*
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* @param this_ Pointer to a vehicle structure
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* @param attr Pointer to an attr structure for the attribute to be set
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* @return nonzero on success, zero on failure
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*/
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int
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vehicle_set_attr(struct vehicle *this_, struct attr *attr)
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{
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int ret=1;
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if (this_->meth.set_attr)
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ret=this_->meth.set_attr(this_->priv, attr);
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if (ret == 1 && attr->type == attr_log_gpx_desc) {
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g_free(this_->gpx_desc);
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this_->gpx_desc = attr->u.str;
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}
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if (ret == 1 && attr->type != attr_navit && attr->type != attr_pdl_gps_update)
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this_->attrs=attr_generic_set_attr(this_->attrs, attr);
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return ret != 0;
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}
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/**
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* Generic add function
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*
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* @param this_ A vehicle
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* @param attr A struct attr
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*/
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int
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vehicle_add_attr(struct vehicle *this_, struct attr *attr)
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{
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int ret=1;
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switch (attr->type) {
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case attr_callback:
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callback_list_add(this_->cbl, attr->u.callback);
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break;
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case attr_log:
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ret=vehicle_add_log(this_, attr->u.log);
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break;
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// currently supporting oldstyle cursor config.
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case attr_cursor:
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this_->cursor_fixed=1;
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vehicle_set_cursor(this_, attr->u.cursor, 1);
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break;
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default:
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break;
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}
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if (ret)
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this_->attrs=attr_generic_add_attr(this_->attrs, attr);
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return ret;
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}
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/**
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* @brief Generic remove function.
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*
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* Used to remove a callback from the vehicle.
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* @param this_ A vehicle
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* @param attr
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274 |
*/
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int
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vehicle_remove_attr(struct vehicle *this_, struct attr *attr)
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{
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struct callback *cb;
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switch (attr->type) {
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case attr_callback:
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callback_list_remove(this_->cbl, attr->u.callback);
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break;
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case attr_log:
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cb=g_hash_table_lookup(this_->log_to_cb, attr->u.log);
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if (!cb)
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return 0;
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g_hash_table_remove(this_->log_to_cb, attr->u.log);
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callback_list_remove(this_->cbl, cb);
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break;
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default:
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this_->attrs=attr_generic_remove_attr(this_->attrs, attr);
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return 0;
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}
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return 1;
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}
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296 |
|
297 |
|
298 |
|
299 |
/**
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* Sets the cursor of a vehicle.
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*
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* @param this_ A vehicle
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* @param cursor A cursor
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* @author Ralph Sennhauser (10/2009)
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305 |
*/
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306 |
void
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307 |
vehicle_set_cursor(struct vehicle *this_, struct cursor *cursor, int overwrite)
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308 |
{
|
309 |
struct point sc;
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310 |
if (this_->cursor_fixed && !overwrite)
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311 |
return;
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312 |
if (this_->animate_callback) {
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313 |
event_remove_timeout(this_->animate_timer);
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314 |
this_->animate_timer=NULL; // dangling pointer! prevent double freeing.
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315 |
callback_destroy(this_->animate_callback);
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316 |
this_->animate_callback=NULL; // dangling pointer! prevent double freeing.
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317 |
}
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318 |
if (cursor && cursor->interval) {
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319 |
this_->animate_callback=callback_new_2(callback_cast(vehicle_draw_do), this_, 0);
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320 |
this_->animate_timer=event_add_timeout(cursor->interval, 1, this_->animate_callback);
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321 |
}
|
322 |
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323 |
if (cursor && this_->gra && this_->cursor) {
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324 |
this_->cursor_pnt.x+=(this_->cursor->w - cursor->w)/2;
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325 |
this_->cursor_pnt.y+=(this_->cursor->h - cursor->h)/2;
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326 |
graphics_overlay_resize(this_->gra, &this_->cursor_pnt, cursor->w, cursor->h, 65535, 0);
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327 |
}
|
328 |
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329 |
if (cursor) {
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330 |
sc.x=cursor->w/2;
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331 |
sc.y=cursor->h/2;
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332 |
if (!this_->cursor && this_->gra)
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graphics_overlay_disable(this_->gra, 0);
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} else {
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335 |
sc.x=sc.y=0;
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336 |
if (this_->cursor && this_->gra)
|
337 |
graphics_overlay_disable(this_->gra, 1);
|
338 |
}
|
339 |
transform_set_screen_center(this_->trans, &sc);
|
340 |
|
341 |
this_->cursor=cursor;
|
342 |
}
|
343 |
|
344 |
/**
|
345 |
* Draws a vehicle on top of a graphics.
|
346 |
*
|
347 |
* @param this_ The vehicle
|
348 |
* @param gra The graphics
|
349 |
* @param pnt Screen coordinates of the vehicle.
|
350 |
* @param lazy use lazy draw mode.
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351 |
* @param angle The angle relative to the map.
|
352 |
* @param speed The speed of the vehicle.
|
353 |
*/
|
354 |
void
|
355 |
vehicle_draw(struct vehicle *this_, struct graphics *gra, struct point *pnt, int lazy, int angle, int speed)
|
356 |
{
|
357 |
if (angle < 0)
|
358 |
angle+=360;
|
359 |
dbg(1,"enter this=%p gra=%p pnt=%p lazy=%d dir=%d speed=%d\n", this_, gra, pnt, lazy, angle, speed);
|
360 |
dbg(1,"point %d,%d\n", pnt->x, pnt->y);
|
361 |
this_->cursor_pnt=*pnt;
|
362 |
this_->angle=angle;
|
363 |
this_->speed=speed;
|
364 |
if (!this_->cursor)
|
365 |
return;
|
366 |
this_->cursor_pnt.x-=this_->cursor->w/2;
|
367 |
this_->cursor_pnt.y-=this_->cursor->h/2;
|
368 |
if (!this_->gra) {
|
369 |
struct color c;
|
370 |
this_->gra=graphics_overlay_new(gra, &this_->cursor_pnt, this_->cursor->w, this_->cursor->h, 65535, 0);
|
371 |
if (this_->gra) {
|
372 |
this_->bg=graphics_gc_new(this_->gra);
|
373 |
c.r=0; c.g=0; c.b=0; c.a=0;
|
374 |
graphics_gc_set_foreground(this_->bg, &c);
|
375 |
graphics_background_gc(this_->gra, this_->bg);
|
376 |
}
|
377 |
}
|
378 |
vehicle_draw_do(this_, lazy);
|
379 |
}
|
380 |
|
381 |
int
|
382 |
vehicle_get_cursor_data(struct vehicle *this, struct point *pnt, int *angle, int *speed)
|
383 |
{
|
384 |
*pnt=this->cursor_pnt;
|
385 |
*angle=this->angle;
|
386 |
*speed=this->speed;
|
387 |
return 1;
|
388 |
}
|
389 |
|
390 |
|
391 |
static void
|
392 |
vehicle_draw_do(struct vehicle *this_, int lazy)
|
393 |
{
|
394 |
struct point p;
|
395 |
struct cursor *cursor=this_->cursor;
|
396 |
int speed=this_->speed;
|
397 |
int angle=this_->angle;
|
398 |
int sequence=this_->sequence;
|
399 |
struct attr **attr;
|
400 |
char *label=NULL;
|
401 |
int match=0;
|
402 |
|
403 |
if (!this_->cursor || !this_->cursor->attrs || !this_->gra)
|
404 |
return;
|
405 |
|
406 |
attr=this_->attrs;
|
407 |
while (attr && *attr) {
|
408 |
if ((*attr)->type == attr_name)
|
409 |
label=(*attr)->u.str;
|
410 |
attr++;
|
411 |
}
|
412 |
transform_set_yaw(this_->trans, -this_->angle);
|
413 |
graphics_draw_mode(this_->gra, draw_mode_begin);
|
414 |
p.x=0;
|
415 |
p.y=0;
|
416 |
graphics_draw_rectangle(this_->gra, this_->bg, &p, cursor->w, cursor->h);
|
417 |
attr=cursor->attrs;
|
418 |
while (*attr) {
|
419 |
if ((*attr)->type == attr_itemgra) {
|
420 |
struct itemgra *itm=(*attr)->u.itemgra;
|
421 |
dbg(1,"speed %d-%d %d\n", itm->speed_range.min, itm->speed_range.max, speed);
|
422 |
if (speed >= itm->speed_range.min && speed <= itm->speed_range.max &&
|
423 |
angle >= itm->angle_range.min && angle <= itm->angle_range.max &&
|
424 |
sequence >= itm->sequence_range.min && sequence <= itm->sequence_range.max) {
|
425 |
graphics_draw_itemgra(this_->gra, itm, this_->trans, label);
|
426 |
}
|
427 |
if (sequence < itm->sequence_range.max)
|
428 |
match=1;
|
429 |
}
|
430 |
++attr;
|
431 |
}
|
432 |
graphics_draw_drag(this_->gra, &this_->cursor_pnt);
|
433 |
graphics_draw_mode(this_->gra, lazy ? draw_mode_end_lazy : draw_mode_end);
|
434 |
if (this_->animate_callback) {
|
435 |
++this_->sequence;
|
436 |
if (cursor->sequence_range && cursor->sequence_range->max < this_->sequence)
|
437 |
this_->sequence=cursor->sequence_range->min;
|
438 |
if (! match && ! cursor->sequence_range)
|
439 |
this_->sequence=0;
|
440 |
}
|
441 |
}
|
442 |
|
443 |
/**
|
444 |
* Writes to an NMEA log.
|
445 |
*
|
446 |
* @param this_ Pointer to the vehicle structure of the data source
|
447 |
* @param log Pointer to a log structure for the log file
|
448 |
*/
|
449 |
static void
|
450 |
vehicle_log_nmea(struct vehicle *this_, struct log *log)
|
451 |
{
|
452 |
struct attr pos_attr;
|
453 |
if (!this_->meth.position_attr_get)
|
454 |
return;
|
455 |
if (!this_->meth.position_attr_get(this_->priv, attr_position_nmea, &pos_attr))
|
456 |
return;
|
457 |
log_write(log, pos_attr.u.str, strlen(pos_attr.u.str), 0);
|
458 |
}
|
459 |
|
460 |
void
|
461 |
vehicle_log_gpx_add_tag(char *tag, char **logstr)
|
462 |
{
|
463 |
char *ext_start="\t<extensions>\n";
|
464 |
char *ext_end="\t</extensions>\n";
|
465 |
char *trkpt_end="</trkpt>";
|
466 |
char *start=NULL,*end=NULL;
|
467 |
if (!*logstr) {
|
468 |
start=g_strdup(ext_start);
|
469 |
end=g_strdup(ext_end);
|
470 |
} else {
|
471 |
char *str=strstr(*logstr, ext_start);
|
472 |
int len;
|
473 |
if (str) {
|
474 |
len=str-*logstr+strlen(ext_start);
|
475 |
start=g_strdup(*logstr);
|
476 |
start[len]='\0';
|
477 |
end=g_strdup(str+strlen(ext_start));
|
478 |
} else {
|
479 |
str=strstr(*logstr, trkpt_end);
|
480 |
len=str-*logstr;
|
481 |
end=g_strdup_printf("%s%s",ext_end,str);
|
482 |
str=g_strdup(*logstr);
|
483 |
str[len]='\0';
|
484 |
start=g_strdup_printf("%s%s",str,ext_start);
|
485 |
g_free(str);
|
486 |
}
|
487 |
}
|
488 |
*logstr=g_strdup_printf("%s%s%s",start,tag,end);
|
489 |
g_free(start);
|
490 |
g_free(end);
|
491 |
}
|
492 |
|
493 |
/**
|
494 |
* Writes to a GPX log.
|
495 |
*
|
496 |
* @param this_ Pointer to the vehicle structure of the data source
|
497 |
* @param log Pointer to a log structure for the log file
|
498 |
*/
|
499 |
static void
|
500 |
vehicle_log_gpx(struct vehicle *this_, struct log *log)
|
501 |
{
|
502 |
struct attr attr,*attrp, fix_attr;
|
503 |
enum attr_type *attr_types;
|
504 |
char *logstr;
|
505 |
char *extensions="\t<extensions>\n";
|
506 |
|
507 |
if (!this_->meth.position_attr_get)
|
508 |
return;
|
509 |
if (log_get_attr(log, attr_attr_types, &attr, NULL))
|
510 |
attr_types=attr.u.attr_types;
|
511 |
else
|
512 |
attr_types=NULL;
|
513 |
if (this_->meth.position_attr_get(this_->priv, attr_position_fix_type, &fix_attr)) {
|
514 |
if ( fix_attr.u.num == 0 )
|
515 |
return;
|
516 |
}
|
517 |
if (!this_->meth.position_attr_get(this_->priv, attr_position_coord_geo, &attr))
|
518 |
return;
|
519 |
logstr=g_strdup_printf("<trkpt lat=\"%f\" lon=\"%f\">\n",attr.u.coord_geo->lat,attr.u.coord_geo->lng);
|
520 |
if (attr_types && attr_types_contains_default(attr_types, attr_position_time_iso8601, 0)) {
|
521 |
if (this_->meth.position_attr_get(this_->priv, attr_position_time_iso8601, &attr)) {
|
522 |
logstr=g_strconcat_printf(logstr,"\t<time>%s</time>\n",attr.u.str);
|
523 |
} else {
|
524 |
char *timep = current_to_iso8601();
|
525 |
logstr=g_strconcat_printf(logstr,"\t<time>%s</time>\n",timep);
|
526 |
g_free(timep);
|
527 |
}
|
528 |
}
|
529 |
if (this_->gpx_desc) {
|
530 |
logstr=g_strconcat_printf(logstr,"\t<desc>%s</desc>\n",this_->gpx_desc);
|
531 |
g_free(this_->gpx_desc);
|
532 |
this_->gpx_desc = NULL;
|
533 |
}
|
534 |
if (attr_types_contains_default(attr_types, attr_position_height,0) && this_->meth.position_attr_get(this_->priv, attr_position_height, &attr))
|
535 |
logstr=g_strconcat_printf(logstr,"\t<ele>%.6f</ele>\n",*attr.u.numd);
|
536 |
// <magvar> magnetic variation in degrees; we might use position_magnetic_direction and position_direction to figure it out
|
537 |
// <geoidheight> Height (in meters) of geoid (mean sea level) above WGS84 earth ellipsoid. As defined in NMEA GGA message (field 11, which vehicle_wince.c ignores)
|
538 |
// <name> GPS name (arbitrary)
|
539 |
// <cmt> comment
|
540 |
// <src> Source of data
|
541 |
// <link> Link to additional information (URL)
|
542 |
// <sym> Text of GPS symbol name
|
543 |
// <type> Type (classification)
|
544 |
// <fix> Type of GPS fix {'none'|'2d'|'3d'|'dgps'|'pps'}, leave out if unknown. Similar to position_fix_type but more detailed.
|
545 |
if (attr_types_contains_default(attr_types, attr_position_sats_used,0) && this_->meth.position_attr_get(this_->priv, attr_position_sats_used, &attr))
|
546 |
logstr=g_strconcat_printf(logstr,"\t<sat>%d</sat>\n",attr.u.num);
|
547 |
if (attr_types_contains_default(attr_types, attr_position_hdop,0) && this_->meth.position_attr_get(this_->priv, attr_position_hdop, &attr))
|
548 |
logstr=g_strconcat_printf(logstr,"\t<hdop>%.6f</hdop>\n",*attr.u.numd);
|
549 |
// <vdop>, <pdop> Vertical and position dilution of precision, no corresponding attribute
|
550 |
if (attr_types_contains_default(attr_types, attr_position_direction,0) && this_->meth.position_attr_get(this_->priv, attr_position_direction, &attr))
|
551 |
logstr=g_strconcat_printf(logstr,"\t<course>%.1f</course>\n",*attr.u.numd);
|
552 |
if (attr_types_contains_default(attr_types, attr_position_speed, 0) && this_->meth.position_attr_get(this_->priv, attr_position_speed, &attr))
|
553 |
logstr=g_strconcat_printf(logstr,"\t<speed>%.2f</speed>\n",(*attr.u.numd / 3.6));
|
554 |
if (attr_types_contains_default(attr_types, attr_profilename, 0) && (attrp=attr_search(this_->attrs, NULL, attr_profilename))) {
|
555 |
logstr=g_strconcat_printf(logstr,"%s\t\t<navit:profilename>%s</navit:profilename>\n",extensions,attrp->u.str);
|
556 |
extensions="";
|
557 |
}
|
558 |
if (attr_types_contains_default(attr_types, attr_position_radius, 0) && this_->meth.position_attr_get(this_->priv, attr_position_radius, &attr)) {
|
559 |
logstr=g_strconcat_printf(logstr,"%s\t\t<navit:radius>%.2f</navit:radius>\n",extensions,*attr.u.numd);
|
560 |
extensions="";
|
561 |
}
|
562 |
if (!strcmp(extensions,"")) {
|
563 |
logstr=g_strconcat_printf(logstr,"\t</extensions>\n");
|
564 |
}
|
565 |
logstr=g_strconcat_printf(logstr,"</trkpt>\n");
|
566 |
callback_list_call_attr_1(this_->cbl, attr_log_gpx, &logstr);
|
567 |
log_write(log, logstr, strlen(logstr), 0);
|
568 |
g_free(logstr);
|
569 |
}
|
570 |
|
571 |
/**
|
572 |
* Writes to a text log.
|
573 |
*
|
574 |
* @param this_ Pointer to the vehicle structure of the data source
|
575 |
* @param log Pointer to a log structure for the log file
|
576 |
*/
|
577 |
static void
|
578 |
vehicle_log_textfile(struct vehicle *this_, struct log *log)
|
579 |
{
|
580 |
struct attr pos_attr,fix_attr;
|
581 |
char *logstr;
|
582 |
if (!this_->meth.position_attr_get)
|
583 |
return;
|
584 |
if (this_->meth.position_attr_get(this_->priv, attr_position_fix_type, &fix_attr)) {
|
585 |
if (fix_attr.u.num == 0)
|
586 |
return;
|
587 |
}
|
588 |
if (!this_->meth.position_attr_get(this_->priv, attr_position_coord_geo, &pos_attr))
|
589 |
return;
|
590 |
logstr=g_strdup_printf("%f %f type=trackpoint\n", pos_attr.u.coord_geo->lng, pos_attr.u.coord_geo->lat);
|
591 |
callback_list_call_attr_1(this_->cbl, attr_log_textfile, &logstr);
|
592 |
log_write(log, logstr, strlen(logstr), 0);
|
593 |
}
|
594 |
|
595 |
/**
|
596 |
* Writes to a binary log.
|
597 |
*
|
598 |
* @param this_ Pointer to the vehicle structure of the data source
|
599 |
* @param log Pointer to a log structure for the log file
|
600 |
*/
|
601 |
static void
|
602 |
vehicle_log_binfile(struct vehicle *this_, struct log *log)
|
603 |
{
|
604 |
struct attr pos_attr, fix_attr;
|
605 |
int *buffer;
|
606 |
int *buffer_new;
|
607 |
int len,limit=1024,done=0,radius=25;
|
608 |
struct coord c;
|
609 |
enum log_flags flags;
|
610 |
|
611 |
if (!this_->meth.position_attr_get)
|
612 |
return;
|
613 |
if (this_->meth.position_attr_get(this_->priv, attr_position_fix_type, &fix_attr)) {
|
614 |
if (fix_attr.u.num == 0)
|
615 |
return;
|
616 |
}
|
617 |
if (!this_->meth.position_attr_get(this_->priv, attr_position_coord_geo, &pos_attr))
|
618 |
return;
|
619 |
transform_from_geo(projection_mg, pos_attr.u.coord_geo, &c);
|
620 |
if (!c.x || !c.y)
|
621 |
return;
|
622 |
while (!done) {
|
623 |
buffer=log_get_buffer(log, &len);
|
624 |
if (! buffer || !len) {
|
625 |
buffer_new=g_malloc(5*sizeof(int));
|
626 |
buffer_new[0]=2;
|
627 |
buffer_new[1]=type_track;
|
628 |
buffer_new[2]=0;
|
629 |
} else {
|
630 |
buffer_new=g_malloc((buffer[0]+3)*sizeof(int));
|
631 |
memcpy(buffer_new, buffer, (buffer[0]+1)*sizeof(int));
|
632 |
}
|
633 |
dbg(1,"c=0x%x,0x%x\n",c.x,c.y);
|
634 |
buffer_new[buffer_new[0]+1]=c.x;
|
635 |
buffer_new[buffer_new[0]+2]=c.y;
|
636 |
buffer_new[0]+=2;
|
637 |
buffer_new[2]+=2;
|
638 |
if (buffer_new[2] > limit) {
|
639 |
int count=buffer_new[2]/2;
|
640 |
struct coord *out=g_alloca(sizeof(struct coord)*(count));
|
641 |
struct coord *in=(struct coord *)(buffer_new+3);
|
642 |
int count_out=transform_douglas_peucker(in, count, radius, out);
|
643 |
memcpy(in, out, count_out*2*sizeof(int));
|
644 |
buffer_new[0]+=(count_out-count)*2;
|
645 |
buffer_new[2]+=(count_out-count)*2;
|
646 |
flags=log_flag_replace_buffer|log_flag_force_flush|log_flag_truncate;
|
647 |
} else {
|
648 |
flags=log_flag_replace_buffer|log_flag_keep_pointer|log_flag_keep_buffer|log_flag_force_flush;
|
649 |
done=1;
|
650 |
}
|
651 |
log_write(log, (char *)buffer_new, (buffer_new[0]+1)*sizeof(int), flags);
|
652 |
}
|
653 |
}
|
654 |
|
655 |
/**
|
656 |
* Register a new log to receive data.
|
657 |
*
|
658 |
* @param this_ Pointer to the vehicle structure of the data source
|
659 |
* @param log Pointer to a log structure for the log file
|
660 |
*/
|
661 |
static int
|
662 |
vehicle_add_log(struct vehicle *this_, struct log *log)
|
663 |
{
|
664 |
struct callback *cb;
|
665 |
struct attr type_attr;
|
666 |
if (!log_get_attr(log, attr_type, &type_attr, NULL))
|
667 |
return 1;
|
668 |
|
669 |
if (!strcmp(type_attr.u.str, "nmea")) {
|
670 |
cb=callback_new_attr_2(callback_cast(vehicle_log_nmea), attr_position_coord_geo, this_, log);
|
671 |
} else if (!strcmp(type_attr.u.str, "gpx")) {
|
672 |
char *header = "<?xml version='1.0' encoding='UTF-8'?>\n"
|
673 |
"<gpx version='1.1' creator='Navit http://navit.sourceforge.net'\n"
|
674 |
" xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance'\n"
|
675 |
" xmlns:navit='http://www.navit-project.org/schema/navit'\n"
|
676 |
" xmlns='http://www.topografix.com/GPX/1/1'\n"
|
677 |
" xsi:schemaLocation='http://www.topografix.com/GPX/1/1 http://www.topografix.com/GPX/1/1/gpx.xsd'>\n"
|
678 |
"<trk>\n"
|
679 |
"<trkseg>\n";
|
680 |
char *trailer = "</trkseg>\n</trk>\n</gpx>\n";
|
681 |
log_set_header(log, header, strlen(header));
|
682 |
log_set_trailer(log, trailer, strlen(trailer));
|
683 |
cb=callback_new_attr_2(callback_cast(vehicle_log_gpx), attr_position_coord_geo, this_, log);
|
684 |
} else if (!strcmp(type_attr.u.str, "textfile")) {
|
685 |
char *header = "type=track\n";
|
686 |
log_set_header(log, header, strlen(header));
|
687 |
cb=callback_new_attr_2(callback_cast(vehicle_log_textfile), attr_position_coord_geo, this_, log);
|
688 |
} else if (!strcmp(type_attr.u.str, "binfile")) {
|
689 |
cb=callback_new_attr_2(callback_cast(vehicle_log_binfile), attr_position_coord_geo, this_, log);
|
690 |
} else
|
691 |
return 1;
|
692 |
g_hash_table_insert(this_->log_to_cb, log, cb);
|
693 |
callback_list_add(this_->cbl, cb);
|
694 |
return 0;
|
695 |
}
|
696 |
|