X-Git-Url: https://git.street.me.uk/andy/viking.git/blobdiff_plain/2cebc318e3889a83990b574a739088e3069faf57..de2fc9aa9e8db8e0258c8328161c6b5eda176a0a:/src/vikgpslayer.c diff --git a/src/vikgpslayer.c b/src/vikgpslayer.c index c94d9b66..83e56148 100644 --- a/src/vikgpslayer.c +++ b/src/vikgpslayer.c @@ -19,13 +19,23 @@ * */ +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include +#include #include "viking.h" -#include "vikgpslayer_pixmap.h" +#include "icons/icons.h" #include "babel.h" #include #include #include +#include +#ifdef VIK_CONFIG_REALTIME_GPS_TRACKING +#include +#endif #define DISCONNECT_UPDATE_SIGNAL(vl, val) g_signal_handlers_disconnect_matched(vl, G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, val) static VikGpsLayer *vik_gps_layer_create (VikViewport *vp); @@ -34,7 +44,6 @@ static void vik_gps_layer_free ( VikGpsLayer *val ); static void vik_gps_layer_draw ( VikGpsLayer *val, gpointer data ); VikGpsLayer *vik_gps_layer_new (); -static VikGpsLayer *gps_layer_copy ( VikGpsLayer *val, gpointer vp ); static void gps_layer_marshall( VikGpsLayer *val, guint8 **data, gint *len ); static VikGpsLayer *gps_layer_unmarshall( guint8 *data, gint len, VikViewport *vvp ); static gboolean gps_layer_set_param ( VikGpsLayer *vgl, guint16 id, VikLayerParamData data, VikViewport *vp ); @@ -44,15 +53,25 @@ static void gps_layer_change_coord_mode ( VikGpsLayer *val, VikCoordMode mode ); static void gps_layer_add_menu_items( VikGpsLayer *vtl, GtkMenu *menu, gpointer vlp ); static void gps_layer_drag_drop_request ( VikGpsLayer *val_src, VikGpsLayer *val_dest, GtkTreeIter *src_item_iter, GtkTreePath *dest_path ); - static void gps_upload_cb( gpointer layer_and_vlp[2] ); static void gps_download_cb( gpointer layer_and_vlp[2] ); +static void gps_empty_upload_cb( gpointer layer_and_vlp[2] ); +static void gps_empty_download_cb( gpointer layer_and_vlp[2] ); +static void gps_empty_all_cb( gpointer layer_and_vlp[2] ); +#ifdef VIK_CONFIG_REALTIME_GPS_TRACKING +static void gps_start_stop_tracking_cb( gpointer layer_and_vlp[2] ); +static void realtime_tracking_draw(VikGpsLayer *vgl, VikViewport *vp); +#endif typedef enum {GARMIN_P = 0, MAGELLAN_P, NUM_PROTOCOLS} vik_gps_proto; static gchar * params_protocols[] = {"Garmin", "Magellan", NULL}; static gchar * protocols_args[] = {"garmin", "magellan"}; /*#define NUM_PROTOCOLS (sizeof(params_protocols)/sizeof(params_protocols[0]) - 1) */ -static gchar * params_ports[] = {"/dev/ttyS0", "/dev/ttyS1", "/dev/ttyUSB0", "/dev/ttyUSB1", NULL}; +#ifdef WINDOWS +static gchar * params_ports[] = {"com1", "usb:", NULL}; +#else +static gchar * params_ports[] = {"/dev/ttyS0", "/dev/ttyS1", "/dev/ttyUSB0", "/dev/ttyUSB1", "usb:", NULL}; +#endif #define NUM_PORTS (sizeof(params_ports)/sizeof(params_ports[0]) - 1) typedef enum {GPS_DOWN=0, GPS_UP} gps_dir; @@ -77,23 +96,45 @@ typedef struct { } GpsSession; static void gps_session_delete(GpsSession *sess); +static gchar *params_groups[] = { + "Data Mode", +#ifdef VIK_CONFIG_REALTIME_GPS_TRACKING + "Realtime Tracking Mode", +#endif +}; + +enum {GROUP_DATA_MODE, GROUP_REALTIME_MODE}; + static VikLayerParam gps_layer_params[] = { - { "gps_protocol", VIK_LAYER_PARAM_UINT, VIK_LAYER_GROUP_NONE, "GPS Protocol:", VIK_LAYER_WIDGET_COMBOBOX, params_protocols, NULL}, - { "gps_port", VIK_LAYER_PARAM_UINT, VIK_LAYER_GROUP_NONE, "Serial Port:", VIK_LAYER_WIDGET_COMBOBOX, params_ports, NULL}, + { "gps_protocol", VIK_LAYER_PARAM_UINT, GROUP_DATA_MODE, N_("GPS Protocol:"), VIK_LAYER_WIDGET_COMBOBOX, params_protocols, NULL}, + { "gps_port", VIK_LAYER_PARAM_UINT, GROUP_DATA_MODE, N_("Serial Port:"), VIK_LAYER_WIDGET_COMBOBOX, params_ports, NULL}, + +#ifdef VIK_CONFIG_REALTIME_GPS_TRACKING + { "record_tracking", VIK_LAYER_PARAM_BOOLEAN, GROUP_REALTIME_MODE, N_("Recording tracks"), VIK_LAYER_WIDGET_CHECKBUTTON}, + { "center_start_tracking", VIK_LAYER_PARAM_BOOLEAN, GROUP_REALTIME_MODE, N_("Jump to current position on start"), VIK_LAYER_WIDGET_CHECKBUTTON}, + { "centered_tracking", VIK_LAYER_PARAM_BOOLEAN, GROUP_REALTIME_MODE, N_("Keep current position at center"), VIK_LAYER_WIDGET_CHECKBUTTON}, + { "gpsd_host", VIK_LAYER_PARAM_STRING, GROUP_REALTIME_MODE, N_("Gpsd Host:"), VIK_LAYER_WIDGET_ENTRY}, + { "gpsd_port", VIK_LAYER_PARAM_STRING, GROUP_REALTIME_MODE, N_("Gpsd Port:"), VIK_LAYER_WIDGET_ENTRY}, +#endif /* VIK_CONFIG_REALTIME_GPS_TRACKING */ }; -enum {PARAM_PROTOCOL=0, PARAM_PORT, NUM_PARAMS}; +enum { + PARAM_PROTOCOL=0, PARAM_PORT, +#ifdef VIK_CONFIG_REALTIME_GPS_TRACKING + PARAM_REALTIME_REC, PARAM_REALTIME_CENTER_START, PARAM_REALTIME_CENTERED, PARAM_GPSD_HOST, PARAM_GPSD_PORT, +#endif /* VIK_CONFIG_REALTIME_GPS_TRACKING */ + NUM_PARAMS}; VikLayerInterface vik_gps_layer_interface = { "GPS", - &gpslayer_pixbuf, + &vikgpslayer_pixbuf, NULL, 0, gps_layer_params, NUM_PARAMS, - NULL, - 0, + params_groups, + sizeof(params_groups)/sizeof(params_groups[0]), VIK_MENU_ITEM_ALL & ~(VIK_MENU_ITEM_CUT|VIK_MENU_ITEM_COPY), @@ -115,7 +156,6 @@ VikLayerInterface vik_gps_layer_interface = { (VikLayerFuncSublayerRenameRequest) NULL, (VikLayerFuncSublayerToggleVisible) NULL, - (VikLayerFuncCopy) gps_layer_copy, (VikLayerFuncMarshall) gps_layer_marshall, (VikLayerFuncUnmarshall) gps_layer_unmarshall, @@ -132,12 +172,63 @@ VikLayerInterface vik_gps_layer_interface = { (VikLayerFuncDragDropRequest) gps_layer_drag_drop_request, }; -enum {TRW_DOWNLOAD, TRW_UPLOAD, NUM_TRW}; -static gchar * trw_names[] = {"GPS Download", "GPS Upload"}; +enum {TRW_DOWNLOAD=0, TRW_UPLOAD, +#ifdef VIK_CONFIG_REALTIME_GPS_TRACKING + TRW_REALTIME, +#endif + NUM_TRW}; +static gchar * trw_names[] = { + N_("GPS Download"), N_("GPS Upload"), +#ifdef VIK_CONFIG_REALTIME_GPS_TRACKING + N_("GPS Realtime Tracking"), +#endif +}; + +#ifdef VIK_CONFIG_REALTIME_GPS_TRACKING +typedef struct { + struct gps_data_t gpsd; + VikGpsLayer *vgl; +} VglGpsd; + +typedef struct { + struct gps_fix_t fix; + gint satellites_used; + gboolean dirty; /* needs to be saved */ +} GpsFix; +#endif /* VIK_CONFIG_REALTIME_GPS_TRACKING */ + struct _VikGpsLayer { VikLayer vl; VikTrwLayer * trw_children[NUM_TRW]; + GList * children; /* used only for writing file */ + int cur_read_child; /* used only for reading file */ +#ifdef VIK_CONFIG_REALTIME_GPS_TRACKING + VglGpsd *vgpsd; + gboolean realtime_tracking; + GMutex *realtime_tracking_mutex; + GpsFix realtime_fix; + GpsFix last_fix; + + enum unit realtime_gpsd_unit; + + VikTrack *realtime_track; + gchar *realtime_track_name; + + GIOChannel *realtime_io_channel; + guint realtime_io_watch_id; + GdkGC *realtime_track_gc; + GdkGC *realtime_track_bg_gc; + GdkGC *realtime_track_pt_gc; + GdkGC *realtime_track_pt1_gc; + GdkGC *realtime_track_pt2_gc; + /* params */ + gchar *gpsd_host; + gchar *gpsd_port; + gboolean realtime_record; + gboolean realtime_jump_to_start; + gboolean realtime_keep_at_center; +#endif /* VIK_CONFIG_REALTIME_GPS_TRACKING */ guint protocol_id; guint serial_port_id; }; @@ -168,25 +259,15 @@ GType vik_gps_layer_get_type () static VikGpsLayer *vik_gps_layer_create (VikViewport *vp) { - VikGpsLayer *rv = vik_gps_layer_new (); - vik_layer_rename ( VIK_LAYER(rv), vik_gps_layer_interface.name ); - rv->trw_children[TRW_UPLOAD] = VIK_TRW_LAYER(vik_layer_create ( VIK_LAYER_TRW, vp, NULL, FALSE )); - vik_layer_set_menu_items_selection(VIK_LAYER(rv->trw_children[TRW_UPLOAD]), VIK_MENU_ITEM_ALL & ~(VIK_MENU_ITEM_CUT|VIK_MENU_ITEM_DELETE)); - rv->trw_children[TRW_DOWNLOAD] = VIK_TRW_LAYER(vik_layer_create ( VIK_LAYER_TRW, vp, NULL, FALSE )); - vik_layer_set_menu_items_selection(VIK_LAYER(rv->trw_children[TRW_DOWNLOAD]), VIK_MENU_ITEM_ALL & ~(VIK_MENU_ITEM_CUT|VIK_MENU_ITEM_DELETE)); - return rv; -} - -static VikGpsLayer *gps_layer_copy ( VikGpsLayer *vgl, gpointer vp ) -{ - VikGpsLayer *rv = vik_gps_layer_new (); int i; + VikGpsLayer *rv = vik_gps_layer_new (vp); + vik_layer_rename ( VIK_LAYER(rv), vik_gps_layer_interface.name ); + for (i = 0; i < NUM_TRW; i++) { - rv->trw_children[i] = (VikTrwLayer *)vik_layer_copy(VIK_LAYER(vgl->trw_children[i]), vp); - g_signal_connect_swapped ( G_OBJECT(rv->trw_children[i]), "update", G_CALLBACK(vik_layer_emit_update), rv ); + rv->trw_children[i] = VIK_TRW_LAYER(vik_layer_create ( VIK_LAYER_TRW, vp, NULL, FALSE )); + vik_layer_set_menu_items_selection(VIK_LAYER(rv->trw_children[i]), VIK_MENU_ITEM_ALL & ~(VIK_MENU_ITEM_CUT|VIK_MENU_ITEM_DELETE)); } - return rv; } @@ -243,7 +324,7 @@ static VikGpsLayer *gps_layer_unmarshall( guint8 *data, gint len, VikViewport *v child_layer = vik_layer_unmarshall ( data + sizeof(gint), alm_size, vvp ); if (child_layer) { rv->trw_children[i++] = (VikTrwLayer *)child_layer; - g_signal_connect_swapped ( G_OBJECT(child_layer), "update", G_CALLBACK(vik_layer_emit_update), rv ); + g_signal_connect_swapped ( G_OBJECT(child_layer), "update", G_CALLBACK(vik_layer_emit_update_secondary), rv ); } alm_next; } @@ -258,18 +339,42 @@ static gboolean gps_layer_set_param ( VikGpsLayer *vgl, guint16 id, VikLayerPara { switch ( id ) { + /* TODO: gpsd_host, gpsd_port */ case PARAM_PROTOCOL: if (data.u < NUM_PROTOCOLS) vgl->protocol_id = data.u; else - g_warning("Unknown GPS Protocol"); + g_warning(_("Unknown GPS Protocol")); break; case PARAM_PORT: if (data.u < NUM_PORTS) vgl->serial_port_id = data.u; else - g_warning("Unknown serial port device"); + g_warning(_("Unknown serial port device")); + break; +#ifdef VIK_CONFIG_REALTIME_GPS_TRACKING + case PARAM_GPSD_HOST: + if (vgl->gpsd_host) + g_free(vgl->gpsd_host); + vgl->gpsd_host = g_strdup(data.s); + break; + case PARAM_GPSD_PORT: + if (vgl->gpsd_port) + g_free(vgl->gpsd_port); + vgl->gpsd_port = g_strdup(data.s); /* TODO: check for number */ + break; + case PARAM_REALTIME_REC: + vgl->realtime_record = data.b; + break; + case PARAM_REALTIME_CENTER_START: + vgl->realtime_jump_to_start = data.b; break; + case PARAM_REALTIME_CENTERED: + vgl->realtime_keep_at_center = data.b; + break; +#endif /* VIK_CONFIG_REALTIME_GPS_TRACKING */ + default: + g_warning("gps_layer_set_param(): unknown parameter"); } return TRUE; @@ -280,22 +385,38 @@ static VikLayerParamData gps_layer_get_param ( VikGpsLayer *vgl, guint16 id ) VikLayerParamData rv; switch ( id ) { + /* TODO: gpsd_host, gpsd_port */ case PARAM_PROTOCOL: rv.u = vgl->protocol_id; break; case PARAM_PORT: rv.u = vgl->serial_port_id; break; +#ifdef VIK_CONFIG_REALTIME_GPS_TRACKING + case PARAM_GPSD_HOST: + rv.s = vgl->gpsd_host ? vgl->gpsd_host : ""; + break; + case PARAM_GPSD_PORT: + rv.s = vgl->gpsd_port ? vgl->gpsd_port : g_strdup(DEFAULT_GPSD_PORT); + break; + case PARAM_REALTIME_REC: + rv.b = vgl->realtime_record; + break; + case PARAM_REALTIME_CENTER_START: + rv.b = vgl->realtime_jump_to_start; + break; + case PARAM_REALTIME_CENTERED: + rv.b = vgl->realtime_keep_at_center; + break; +#endif /* VIK_CONFIG_REALTIME_GPS_TRACKING */ default: - g_warning("gps_layer_get_param(): unknown parameter"); + g_warning(_("%s: unknown parameter"), __FUNCTION__); } - /* fprintf(stderr, "gps_layer_get_param() called\n"); */ - return rv; } -VikGpsLayer *vik_gps_layer_new () +VikGpsLayer *vik_gps_layer_new (VikViewport *vp) { gint i; VikGpsLayer *vgl = VIK_GPS_LAYER ( g_object_new ( VIK_GPS_LAYER_TYPE, NULL ) ); @@ -303,8 +424,29 @@ VikGpsLayer *vik_gps_layer_new () for (i = 0; i < NUM_TRW; i++) { vgl->trw_children[i] = NULL; } + vgl->children = NULL; + vgl->cur_read_child = 0; + +#ifdef VIK_CONFIG_REALTIME_GPS_TRACKING + vgl->realtime_tracking_mutex = g_mutex_new(); + vgl->realtime_tracking = FALSE; + vgl->vgpsd = NULL; + vgl->realtime_track_gc = vik_viewport_new_gc ( vp, "#203070", 2 ); + vgl->realtime_track_bg_gc = vik_viewport_new_gc ( vp, "grey", 2 ); + vgl->realtime_track_pt1_gc = vik_viewport_new_gc ( vp, "red", 2 ); + vgl->realtime_track_pt2_gc = vik_viewport_new_gc ( vp, "green", 2 ); + vgl->realtime_track_pt_gc = vgl->realtime_track_pt1_gc; + vgl->realtime_gpsd_unit = gpsd_units(); + // fprintf(stderr, "DEBUG: gpsd_unit = %d\n", vgl->realtime_gpsd_unit); + vgl->realtime_track = NULL; /* Setting params here */ + vgl->gpsd_host = g_strdup("localhost"); + vgl->gpsd_port = g_strdup(DEFAULT_GPSD_PORT); + vgl->realtime_record = TRUE; + vgl->realtime_jump_to_start = TRUE; + vgl->realtime_keep_at_center = FALSE; +#endif /* VIK_CONFIG_REALTIME_GPS_TRACKING */ vgl->protocol_id = 0; vgl->serial_port_id = 0; @@ -314,10 +456,36 @@ VikGpsLayer *vik_gps_layer_new () static void vik_gps_layer_draw ( VikGpsLayer *vgl, gpointer data ) { gint i; + VikLayer *vl; + VikLayer *trigger = VIK_LAYER(vik_viewport_get_trigger( VIK_VIEWPORT(data) )); for (i = 0; i < NUM_TRW; i++) { - vik_layer_draw((VikLayer*)(vgl->trw_children[i]), data); + vl = VIK_LAYER(vgl->trw_children[i]); + if (vl == trigger) { + if ( vik_viewport_get_half_drawn ( VIK_VIEWPORT(data) ) ) { + vik_viewport_set_half_drawn ( VIK_VIEWPORT(data), FALSE ); + vik_viewport_snapshot_load( VIK_VIEWPORT(data) ); + } else { + vik_viewport_snapshot_save( VIK_VIEWPORT(data) ); + } + } + if (!vik_viewport_get_half_drawn( VIK_VIEWPORT(data))) + vik_layer_draw ( vl, data ); } +#ifdef VIK_CONFIG_REALTIME_GPS_TRACKING + if (vgl->realtime_tracking) { + if (VIK_LAYER(vgl) == trigger) { + if ( vik_viewport_get_half_drawn ( VIK_VIEWPORT(data) ) ) { + vik_viewport_set_half_drawn ( VIK_VIEWPORT(data), FALSE ); + vik_viewport_snapshot_load( VIK_VIEWPORT(data) ); + } else { + vik_viewport_snapshot_save( VIK_VIEWPORT(data) ); + } + } + if (!vik_viewport_get_half_drawn( VIK_VIEWPORT(data))) + realtime_tracking_draw(vgl, VIK_VIEWPORT(data)); + } +#endif /* VIK_CONFIG_REALTIME_GPS_TRACKING */ } static void gps_layer_change_coord_mode ( VikGpsLayer *vgl, VikCoordMode mode ) @@ -339,16 +507,44 @@ static void gps_layer_add_menu_items( VikGpsLayer *vgl, GtkMenu *menu, gpointer gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item ); gtk_widget_show ( item ); - item = gtk_menu_item_new_with_label ( "Upload to GPS" ); + item = gtk_menu_item_new_with_label ( _("Upload to GPS") ); g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(gps_upload_cb), pass_along ); gtk_menu_shell_append (GTK_MENU_SHELL (menu), item); gtk_widget_show ( item ); - item = gtk_menu_item_new_with_label ( "Download from GPS" ); + item = gtk_menu_item_new_with_label ( _("Download from GPS") ); g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(gps_download_cb), pass_along ); gtk_menu_shell_append (GTK_MENU_SHELL (menu), item); gtk_widget_show ( item ); +#ifdef VIK_CONFIG_REALTIME_GPS_TRACKING + item = gtk_menu_item_new_with_label ( vgl->realtime_tracking ? + "Stop realtime tracking" : + "Start realtime tracking" ); + g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(gps_start_stop_tracking_cb), pass_along ); + gtk_menu_shell_append (GTK_MENU_SHELL (menu), item); + gtk_widget_show ( item ); + + item = gtk_menu_item_new(); + gtk_menu_shell_append ( GTK_MENU_SHELL(menu), item ); + gtk_widget_show ( item ); +#endif /* VIK_CONFIG_REALTIME_GPS_TRACKING */ + + item = gtk_menu_item_new_with_label ( _("Empty Upload") ); + g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(gps_empty_upload_cb), pass_along ); + gtk_menu_shell_append (GTK_MENU_SHELL (menu), item); + gtk_widget_show ( item ); + + item = gtk_menu_item_new_with_label ( _("Empty Download") ); + g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(gps_empty_download_cb), pass_along ); + gtk_menu_shell_append (GTK_MENU_SHELL (menu), item); + gtk_widget_show ( item ); + + item = gtk_menu_item_new_with_label ( _("Empty All") ); + g_signal_connect_swapped ( G_OBJECT(item), "activate", G_CALLBACK(gps_empty_all_cb), pass_along ); + gtk_menu_shell_append (GTK_MENU_SHELL (menu), item); + gtk_widget_show ( item ); + } static void disconnect_layer_signal ( VikLayer *vl, VikGpsLayer *vgl ) @@ -364,12 +560,18 @@ static void vik_gps_layer_free ( VikGpsLayer *vgl ) disconnect_layer_signal(VIK_LAYER(vgl->trw_children[i]), vgl); g_object_unref(vgl->trw_children[i]); } -} - -static void delete_layer_iter ( VikLayer *vl ) -{ - if ( vl->realized ) - vik_treeview_item_delete ( vl->vt, &(vl->iter) ); +#ifdef VIK_CONFIG_REALTIME_GPS_TRACKING + if (vgl->realtime_track_gc != NULL) + g_object_unref(vgl->realtime_track_gc); + if (vgl->realtime_track_bg_gc != NULL) + g_object_unref(vgl->realtime_track_bg_gc); + if (vgl->realtime_track_pt1_gc != NULL) + g_object_unref(vgl->realtime_track_pt1_gc); + if (vgl->realtime_track_pt2_gc != NULL) + g_object_unref(vgl->realtime_track_pt2_gc); + if (vgl->realtime_tracking_mutex != NULL) + g_mutex_free(vgl->realtime_tracking_mutex); +#endif /* VIK_CONFIG_REALTIME_GPS_TRACKING */ } gboolean vik_gps_layer_delete ( VikGpsLayer *vgl, GtkTreeIter *iter ) @@ -389,43 +591,6 @@ gboolean vik_gps_layer_delete ( VikGpsLayer *vgl, GtkTreeIter *iter ) return was_visible; } -#if 0 -/* returns 0 == we're good, 1 == didn't find any layers, 2 == got rejected */ -guint vik_gps_layer_tool ( VikGpsLayer *val, guint16 layer_type, VikToolInterfaceFunc tool_func, GdkEventButton *event, VikViewport *vvp ) -{ - GList *iter = val->children; - gboolean found_rej = FALSE; - if (!iter) - return FALSE; - while (iter->next) - iter = iter->next; - - while ( iter ) - { - /* if this layer "accepts" the tool call */ - if ( VIK_LAYER(iter->data)->visible && VIK_LAYER(iter->data)->type == layer_type ) - { - if ( tool_func ( VIK_LAYER(iter->data), event, vvp ) ) - return 0; - else - found_rej = TRUE; - } - - /* recursive -- try the same for the child gps layer. */ - else if ( VIK_LAYER(iter->data)->visible && VIK_LAYER(iter->data)->type == VIK_LAYER_GPS ) - { - gint rv = vik_gps_layer_tool(VIK_GPS_LAYER(iter->data), layer_type, tool_func, event, vvp); - if ( rv == 0 ) - return 0; - else if ( rv == 2 ) - found_rej = TRUE; - } - iter = iter->prev; - } - return found_rej ? 2 : 1; /* no one wanted to accept the tool call in this layer */ -} -#endif - static void vik_gps_layer_realize ( VikGpsLayer *vgl, VikTreeview *vt, GtkTreeIter *layer_iter ) { GtkTreeIter iter; @@ -434,13 +599,41 @@ static void vik_gps_layer_realize ( VikGpsLayer *vgl, VikTreeview *vt, GtkTreeIt for (ix = 0; ix < NUM_TRW; ix++) { VikLayer * trw = VIK_LAYER(vgl->trw_children[ix]); vik_treeview_add_layer ( VIK_LAYER(vgl)->vt, layer_iter, &iter, - trw_names[ix], vgl, + _(trw_names[ix]), vgl, trw, trw->type, trw->type ); if ( ! trw->visible ) vik_treeview_item_set_visible ( VIK_LAYER(vgl)->vt, &iter, FALSE ); vik_layer_realize ( trw, VIK_LAYER(vgl)->vt, &iter ); - g_signal_connect_swapped ( G_OBJECT(trw), "update", G_CALLBACK(vik_layer_emit_update), vgl ); + g_signal_connect_swapped ( G_OBJECT(trw), "update", G_CALLBACK(vik_layer_emit_update_secondary), vgl ); + } +} + +const GList *vik_gps_layer_get_children ( VikGpsLayer *vgl ) +{ + int i; + + if (vgl->children == NULL) { + for (i = NUM_TRW - 1; i >= 0; i--) + vgl->children = g_list_prepend(vgl->children, vgl->trw_children[i]); } + return vgl->children; +} + +VikTrwLayer * vik_gps_layer_get_a_child(VikGpsLayer *vgl) +{ + g_assert ((vgl->cur_read_child >= 0) && (vgl->cur_read_child < NUM_TRW)); + + VikTrwLayer * vtl = vgl->trw_children[vgl->cur_read_child]; + if (++(vgl->cur_read_child) >= NUM_TRW) + vgl->cur_read_child = 0; + return(vtl); +} + +gboolean vik_gps_layer_is_empty ( VikGpsLayer *vgl ) +{ + if ( vgl->trw_children[0] ) + return FALSE; + return TRUE; } static void gps_layer_drag_drop_request ( VikGpsLayer *val_src, VikGpsLayer *val_dest, GtkTreeIter *src_item_iter, GtkTreePath *dest_path ) @@ -451,9 +644,6 @@ static void gps_layer_drag_drop_request ( VikGpsLayer *val_src, VikGpsLayer *val gchar *dp; gboolean target_exists; - /* DEBUG */ - fprintf(stderr, "gps_layer_drag_drop_request() called\n"); - dp = gtk_tree_path_to_string(dest_path); target_exists = vik_treeview_get_iter_from_path_str(vt, &dest_iter, dp); @@ -462,14 +652,6 @@ static void gps_layer_drag_drop_request ( VikGpsLayer *val_src, VikGpsLayer *val g_object_ref ( vl ); vik_gps_layer_delete(val_src, src_item_iter); -#ifdef XXXXXXXXXXXXXXXXXXXXXXXXX - TODO: - if (target_exists) { - vik_gps_layer_insert_layer(val_dest, vl, &dest_iter); - } else { - vik_gps_layer_insert_layer(val_dest, vl, NULL); /* append */ - } -#endif /* XXXXXXXXXXXXXXXXXXXXXXXXX */ g_free(dp); } @@ -489,9 +671,23 @@ static void set_total_count(gint cnt, GpsSession *sess) gdk_threads_enter(); g_mutex_lock(sess->mutex); if (sess->ok) { - g_sprintf(s, "%s %d %s...", - (sess->direction == GPS_DOWN) ? "Downloading" : "Uploading", cnt, - (sess->progress_label == sess->wp_label) ? "waypoints" : "trackpoints"); + const gchar *tmp_str; + if (sess->direction == GPS_DOWN) + { + if (sess->progress_label == sess->wp_label) + tmp_str = ngettext("Downloading %d waypoint...", "Downloading %d waypoints...", cnt); + else + tmp_str = ngettext("Downloading %d trackpoint...", "Downloading %d trackpoints...", cnt); + } + else + { + if (sess->progress_label == sess->wp_label) + tmp_str = ngettext("Uploading %d waypoint...", "Uploading %d waypoints...", cnt); + else + tmp_str = ngettext("Uploading %d trackpoint...", "Uploading %d trackpoints...", cnt); + } + + g_snprintf(s, 128, tmp_str, cnt); gtk_label_set_text ( GTK_LABEL(sess->progress_label), s ); gtk_widget_show ( sess->progress_label ); sess->total_count = cnt; @@ -503,15 +699,41 @@ static void set_total_count(gint cnt, GpsSession *sess) static void set_current_count(gint cnt, GpsSession *sess) { gchar s[128]; - gchar *dir_str = (sess->direction == GPS_DOWN) ? "Downloaded" : "Uploaded"; + const gchar *tmp_str; gdk_threads_enter(); g_mutex_lock(sess->mutex); if (sess->ok) { if (cnt < sess->total_count) { - g_sprintf(s, "%s %d out of %d %s...", dir_str, cnt, sess->total_count, (sess->progress_label == sess->wp_label) ? "waypoints" : "trackpoints"); + if (sess->direction == GPS_DOWN) + { + if (sess->progress_label == sess->wp_label) + tmp_str = ngettext("Downloaded %d out of %d waypoint...", "Downloaded %d out of %d waypoints...", sess->total_count); + else + tmp_str = ngettext("Downloaded %d out of %d trackpoint...", "Downloaded %d out of %d trackpoints...", sess->total_count); + } + else { + if (sess->progress_label == sess->wp_label) + tmp_str = ngettext("Uploaded %d out of %d waypoint...", "Uploaded %d out of %d waypoints...", sess->total_count); + else + tmp_str = ngettext("Uploaded %d out of %d trackpoint...", "Uploaded %d out of %d trackpoints...", sess->total_count); + } + g_snprintf(s, 128, tmp_str, cnt, sess->total_count); } else { - g_sprintf(s, "%s %d %s.", dir_str, cnt, (sess->progress_label == sess->wp_label) ? "waypoints" : "trackpoints"); + if (sess->direction == GPS_DOWN) + { + if (sess->progress_label == sess->wp_label) + tmp_str = ngettext("Downloaded %d waypoint", "Downloaded %d waypoints", cnt); + else + tmp_str = ngettext("Downloaded %d trackpoint", "Downloaded %d trackpoints", cnt); + } + else { + if (sess->progress_label == sess->wp_label) + tmp_str = ngettext("Uploaded %d waypoint", "Uploaded %d waypoints", cnt); + else + tmp_str = ngettext("Uploaded %d trackpoint", "Uploaded %d trackpoints", cnt); + } + g_snprintf(s, 128, tmp_str, cnt); } gtk_label_set_text ( GTK_LABEL(sess->progress_label), s ); } @@ -525,7 +747,7 @@ static void set_gps_info(const gchar *info, GpsSession *sess) gdk_threads_enter(); g_mutex_lock(sess->mutex); if (sess->ok) { - g_sprintf(s, "GPS Device: %s", info); + g_snprintf(s, 256, _("GPS Device: %s"), info); gtk_label_set_text ( GTK_LABEL(sess->gps_label), s ); } g_mutex_unlock(sess->mutex); @@ -563,23 +785,32 @@ static void gps_download_progress_func(BabelProgressCode c, gpointer data, GpsSe gchar info[128]; int ilen = 0; int i; - - for (i=8; tokens[i] && ilen < sizeof(info)-2 && strcmp(tokens[i], "00"); i++) { - guint ch; - sscanf(tokens[i], "%x", &ch); - info[ilen++] = ch; + int n_tokens = 0; + + while (tokens[n_tokens]) + n_tokens++; + + if (n_tokens > 8) { + for (i=8; tokens[i] && ilen < sizeof(info)-2 && strcmp(tokens[i], "00"); i++) { + guint ch; + sscanf(tokens[i], "%x", &ch); + info[ilen++] = ch; + } + info[ilen++] = 0; + set_gps_info(info, sess); } - info[ilen++] = 0; - set_gps_info(info, sess); + g_strfreev(tokens); } if (strstr(line, "RECORD")) { int lsb, msb, cnt; - sscanf(line+17, "%x", &lsb); - sscanf(line+20, "%x", &msb); - cnt = lsb + msb * 256; - set_total_count(cnt, sess); - sess->count = 0; + if (strlen(line) > 20) { + sscanf(line+17, "%x", &lsb); + sscanf(line+20, "%x", &msb); + cnt = lsb + msb * 256; + set_total_count(cnt, sess); + sess->count = 0; + } } if ( strstr(line, "WPTDAT") || strstr(line, "TRKHDR") || strstr(line, "TRKDAT") ) { sess->count++; @@ -619,23 +850,32 @@ static void gps_upload_progress_func(BabelProgressCode c, gpointer data, GpsSess gchar info[128]; int ilen = 0; int i; - - for (i=8; tokens[i] && ilen < sizeof(info)-2 && strcmp(tokens[i], "00"); i++) { - guint ch; - sscanf(tokens[i], "%x", &ch); - info[ilen++] = ch; + int n_tokens = 0; + + while (tokens[n_tokens]) + n_tokens++; + + if (n_tokens > 8) { + for (i=8; tokens[i] && ilen < sizeof(info)-2 && strcmp(tokens[i], "00"); i++) { + guint ch; + sscanf(tokens[i], "%x", &ch); + info[ilen++] = ch; + } + info[ilen++] = 0; + set_gps_info(info, sess); } - info[ilen++] = 0; - set_gps_info(info, sess); + g_strfreev(tokens); } if (strstr(line, "RECORD")) { int lsb, msb; - sscanf(line+17, "%x", &lsb); - sscanf(line+20, "%x", &msb); - cnt = lsb + msb * 256; - /* set_total_count(cnt, sess); */ - sess->count = 0; + if (strlen(line) > 20) { + sscanf(line+17, "%x", &lsb); + sscanf(line+20, "%x", &msb); + cnt = lsb + msb * 256; + /* set_total_count(cnt, sess); */ + sess->count = 0; + } } if ( strstr(line, "WPTDAT")) { if (sess->count == 0) { @@ -676,12 +916,12 @@ static void gps_comm_thread(GpsSession *sess) gdk_threads_enter(); if (!result) { - gtk_label_set_text ( GTK_LABEL(sess->status_label), "Error: couldn't find gpsbabel." ); + gtk_label_set_text ( GTK_LABEL(sess->status_label), _("Error: couldn't find gpsbabel.") ); } else { g_mutex_lock(sess->mutex); if (sess->ok) { - gtk_label_set_text ( GTK_LABEL(sess->status_label), "Done." ); + gtk_label_set_text ( GTK_LABEL(sess->status_label), _("Done.") ); gtk_dialog_set_response_sensitive ( GTK_DIALOG(sess->dialog), GTK_RESPONSE_ACCEPT, TRUE ); gtk_dialog_set_response_sensitive ( GTK_DIALOG(sess->dialog), GTK_RESPONSE_REJECT, FALSE ); } else { @@ -713,19 +953,19 @@ static gint gps_comm(VikTrwLayer *vtl, gps_dir dir, vik_gps_proto proto, gchar * sess->ok = TRUE; sess->cmd_args = g_strdup_printf("-D 9 -t -w -%c %s", (dir == GPS_DOWN) ? 'i' : 'o', protocols_args[proto]); - sess->window_title = (dir == GPS_DOWN) ? "GPS Download" : "GPS Upload"; + sess->window_title = (dir == GPS_DOWN) ? _("GPS Download") : _("GPS Upload"); - sess->dialog = gtk_dialog_new_with_buttons ( "", NULL, 0, GTK_STOCK_OK, GTK_RESPONSE_ACCEPT, GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT, NULL ); + sess->dialog = gtk_dialog_new_with_buttons ( "", VIK_GTK_WINDOW_FROM_LAYER(vtl), 0, GTK_STOCK_OK, GTK_RESPONSE_ACCEPT, GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT, NULL ); gtk_dialog_set_response_sensitive ( GTK_DIALOG(sess->dialog), GTK_RESPONSE_ACCEPT, FALSE ); gtk_window_set_title ( GTK_WINDOW(sess->dialog), sess->window_title ); - sess->status_label = gtk_label_new ("Status: detecting gpsbabel"); + sess->status_label = gtk_label_new (_("Status: detecting gpsbabel")); gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(sess->dialog)->vbox), sess->status_label, FALSE, FALSE, 5 ); gtk_widget_show_all(sess->status_label); - sess->gps_label = gtk_label_new ("GPS device: N/A"); + sess->gps_label = gtk_label_new (_("GPS device: N/A")); sess->ver_label = gtk_label_new (""); sess->id_label = gtk_label_new (""); sess->wp_label = gtk_label_new (""); @@ -757,7 +997,6 @@ static gint gps_comm(VikTrwLayer *vtl, gps_dir dir, vik_gps_proto proto, gchar * gps_session_delete(sess); } - // fprintf(stderr, "\"gps_comm: cmd_args=%s\" port=%s\n", sess->cmd_args, sess->port); return 0; } @@ -774,3 +1013,282 @@ static void gps_download_cb( gpointer layer_and_vlp[2] ) VikTrwLayer *vtl = vgl->trw_children[TRW_DOWNLOAD]; gps_comm(vtl, GPS_DOWN, vgl->protocol_id, params_ports[vgl->serial_port_id]); } + +static void gps_empty_upload_cb( gpointer layer_and_vlp[2] ) +{ + VikGpsLayer *vgl = (VikGpsLayer *)layer_and_vlp[0]; + vik_trw_layer_delete_all_waypoints ( vgl-> trw_children[TRW_UPLOAD]); + vik_trw_layer_delete_all_tracks ( vgl-> trw_children[TRW_UPLOAD]); +} + +static void gps_empty_download_cb( gpointer layer_and_vlp[2] ) +{ + VikGpsLayer *vgl = (VikGpsLayer *)layer_and_vlp[0]; + vik_trw_layer_delete_all_waypoints ( vgl-> trw_children[TRW_DOWNLOAD]); + vik_trw_layer_delete_all_tracks ( vgl-> trw_children[TRW_DOWNLOAD]); +} + +static void gps_empty_all_cb( gpointer layer_and_vlp[2] ) +{ + VikGpsLayer *vgl = (VikGpsLayer *)layer_and_vlp[0]; + vik_trw_layer_delete_all_waypoints ( vgl-> trw_children[TRW_UPLOAD]); + vik_trw_layer_delete_all_tracks ( vgl-> trw_children[TRW_UPLOAD]); + vik_trw_layer_delete_all_waypoints ( vgl-> trw_children[TRW_DOWNLOAD]); + vik_trw_layer_delete_all_tracks ( vgl-> trw_children[TRW_DOWNLOAD]); +} + +#ifdef VIK_CONFIG_REALTIME_GPS_TRACKING +static void realtime_tracking_draw(VikGpsLayer *vgl, VikViewport *vp) +{ + struct LatLon ll; + VikCoord nw, se; + struct LatLon lnw, lse; + vik_viewport_screen_to_coord ( vp, -20, -20, &nw ); + vik_viewport_screen_to_coord ( vp, vik_viewport_get_width(vp)+20, vik_viewport_get_width(vp)+20, &se ); + vik_coord_to_latlon ( &nw, &lnw ); + vik_coord_to_latlon ( &se, &lse ); + if ( vgl->realtime_fix.fix.latitude > lse.lat && + vgl->realtime_fix.fix.latitude < lnw.lat && + vgl->realtime_fix.fix.longitude > lnw.lon && + vgl->realtime_fix.fix.longitude < lse.lon ) { + VikCoord gps; + gint x, y; + gint half_back_x, half_back_y; + gint half_back_bg_x, half_back_bg_y; + gint pt_x, pt_y; + gint ptbg_x, ptbg_y; + gint side1_x, side1_y, side2_x, side2_y; + gint side1bg_x, side1bg_y, side2bg_x, side2bg_y; + + ll.lat = vgl->realtime_fix.fix.latitude; + ll.lon = vgl->realtime_fix.fix.longitude; + vik_coord_load_from_latlon ( &gps, vik_viewport_get_coord_mode(vp), &ll); + vik_viewport_coord_to_screen ( vp, &gps, &x, &y ); + + gdouble heading_cos = cos(M_PI/180*vgl->realtime_fix.fix.track); + gdouble heading_sin = sin(M_PI/180*vgl->realtime_fix.fix.track); + + half_back_y = y+8*heading_cos; + half_back_x = x-8*heading_sin; + half_back_bg_y = y+10*heading_cos; + half_back_bg_x = x-10*heading_sin; + + pt_y = half_back_y-24*heading_cos; + pt_x = half_back_x+24*heading_sin; + ptbg_y = half_back_bg_y-28*heading_cos; + ptbg_x = half_back_bg_x+28*heading_sin; + + side1_y = half_back_y+9*heading_sin; + side1_x = half_back_x+9*heading_cos; + side1bg_y = half_back_bg_y+11*heading_sin; + side1bg_x = half_back_bg_x+11*heading_cos; + + side2_y = half_back_y-9*heading_sin; + side2_x = half_back_x-9*heading_cos; + side2bg_y = half_back_bg_y-11*heading_sin; + side2bg_x = half_back_bg_x-11*heading_cos; + + GdkPoint trian[3] = { { pt_x, pt_y }, {side1_x, side1_y}, {side2_x, side2_y} }; + GdkPoint trian_bg[3] = { { ptbg_x, pt_y }, {side1bg_x, side1bg_y}, {side2bg_x, side2bg_y} }; + + vik_viewport_draw_polygon ( vp, vgl->realtime_track_bg_gc, TRUE, trian_bg, 3 ); + vik_viewport_draw_polygon ( vp, vgl->realtime_track_gc, TRUE, trian, 3 ); + vik_viewport_draw_rectangle ( vp, + (vgl->realtime_fix.fix.mode > MODE_2D) ? vgl->realtime_track_pt2_gc : vgl->realtime_track_pt1_gc, + TRUE, x-2, y-2, 4, 4 ); + //vgl->realtime_track_pt_gc = (vgl->realtime_track_pt_gc == vgl->realtime_track_pt1_gc) ? vgl->realtime_track_pt2_gc : vgl->realtime_track_pt1_gc; + } +} + +/* lock/unlock realtime_tracking_mutex when call this */ +static void create_realtime_trackpoint(VikGpsLayer *vgl, gboolean forced) +{ + struct LatLon ll; + GList *last_tp; + + /* Note that fix.time is a double, but it should not affect the precision + for most GPS */ + time_t cur_timestamp = vgl->realtime_fix.fix.time; + time_t last_timestamp = vgl->last_fix.fix.time; + + if (cur_timestamp < last_timestamp) { + return; + } + + if (vgl->realtime_record && vgl->realtime_fix.dirty) { + gboolean replace = FALSE; + int heading = (int)floor(vgl->realtime_fix.fix.track); + int last_heading = (int)floor(vgl->last_fix.fix.track); + int alt = isnan(vgl->realtime_fix.fix.altitude) ? VIK_DEFAULT_ALTITUDE : floor(vgl->realtime_fix.fix.altitude); + int last_alt = isnan(vgl->last_fix.fix.altitude) ? VIK_DEFAULT_ALTITUDE : floor(vgl->last_fix.fix.altitude); + if (((last_tp = g_list_last(vgl->realtime_track->trackpoints)) != NULL) && + (vgl->realtime_fix.fix.mode > MODE_2D) && + (vgl->last_fix.fix.mode <= MODE_2D) && + ((cur_timestamp - last_timestamp) < 2)) { + g_free(last_tp->data); + vgl->realtime_track->trackpoints = g_list_delete_link(vgl->realtime_track->trackpoints, last_tp); + replace = TRUE; + } + if (replace || + ((cur_timestamp != last_timestamp) && + ((forced || + ((heading < last_heading) && (heading < (last_heading - 3))) || + ((heading > last_heading) && (heading > (last_heading + 3))) || + ((alt != VIK_DEFAULT_ALTITUDE) && (alt != last_alt)))))) { + /* TODO: check for new segments */ + VikTrackpoint *tp = vik_trackpoint_new(); + tp->newsegment = FALSE; + tp->has_timestamp = TRUE; + tp->timestamp = vgl->realtime_fix.fix.time; + tp->altitude = alt; + /* speed only available for 3D fix. Check for NAN when use this speed */ + tp->speed = vgl->realtime_fix.fix.speed; + tp->course = vgl->realtime_fix.fix.track; + tp->nsats = vgl->realtime_fix.satellites_used; + tp->fix_mode = vgl->realtime_fix.fix.mode; + tp->extended = TRUE; + + ll.lat = vgl->realtime_fix.fix.latitude; + ll.lon = vgl->realtime_fix.fix.longitude; + vik_coord_load_from_latlon(&tp->coord, + vik_trw_layer_get_coord_mode(vgl->trw_children[TRW_REALTIME]), &ll); + + vgl->realtime_track->trackpoints = g_list_append(vgl->realtime_track->trackpoints, tp); + vgl->realtime_fix.dirty = FALSE; + vgl->realtime_fix.satellites_used = 0; + vgl->last_fix = vgl->realtime_fix; + } + } + +} + +void gpsd_raw_hook(VglGpsd *vgpsd, gchar *data) +{ + gboolean update_all = FALSE; + VikGpsLayer *vgl = vgpsd->vgl; + + if (!vgl->realtime_tracking) { + g_warning("%s: receiving GPS data while not in realtime mode", __PRETTY_FUNCTION__); + return; + } + + if ((vgpsd->gpsd.fix.mode >= MODE_2D) && + !isnan(vgpsd->gpsd.fix.latitude) && + !isnan(vgpsd->gpsd.fix.longitude) && + !isnan(vgpsd->gpsd.fix.track)) { + g_mutex_lock(vgl->realtime_tracking_mutex); + vgl->realtime_fix.fix = vgpsd->gpsd.fix; + vgl->realtime_fix.satellites_used = vgpsd->gpsd.satellites_used; + vgl->realtime_fix.dirty = TRUE; + + if (vgl->realtime_keep_at_center || + (vgl->realtime_jump_to_start && !vgl->realtime_track->trackpoints)) { + struct LatLon ll; + VikCoord center; + + ll.lat = vgl->realtime_fix.fix.latitude; + ll.lon = vgl->realtime_fix.fix.longitude; + vik_coord_load_from_latlon(¢er, + vik_trw_layer_get_coord_mode(vgl->trw_children[TRW_REALTIME]), &ll); + VikWindow *vw = VIK_WINDOW(VIK_GTK_WINDOW_FROM_LAYER(vgl)); + VikViewport *vvp = vik_window_viewport(vw); + vik_viewport_set_center_coord(vvp, ¢er); + update_all = TRUE; + } + + create_realtime_trackpoint(vgl, FALSE); + g_mutex_unlock(vgl->realtime_tracking_mutex); + + vik_layer_emit_update ( update_all ? VIK_LAYER(vgl) : VIK_LAYER(vgl->trw_children[TRW_REALTIME])); + } +} + +static gboolean gpsd_data_available(GIOChannel *source, GIOCondition condition, gpointer data) +{ + VikGpsLayer *vgl = data; + gps_poll(&vgl->vgpsd->gpsd); + return TRUE; +} + +static gchar *make_track_name(VikTrwLayer *vtl) +{ + const gchar basename[] = "REALTIME"; + const gint bufsize = sizeof(basename) + 5; + gchar *name = g_malloc(bufsize); + strcpy(name, basename); + gint i = 2; + + while (vik_trw_layer_get_track(vtl, name) != NULL) { + g_snprintf(name, bufsize, "%s#%d", basename, i); + i++; + } + return(name); + +} + +static void gps_start_stop_tracking_cb( gpointer layer_and_vlp[2]) +{ + VikGpsLayer *vgl = (VikGpsLayer *)layer_and_vlp[0]; + vgl->realtime_tracking = (vgl->realtime_tracking == FALSE); + + /* Make sure we are still in the boat with libgps */ + g_assert((VIK_GPS_MODE_2D == MODE_2D) && (VIK_GPS_MODE_3D == MODE_3D)); + + if (vgl->realtime_tracking) { + struct gps_data_t *gpsd = gps_open(vgl->gpsd_host, vgl->gpsd_port); + if (gpsd == NULL) { + GtkWidget *dialog = gtk_message_dialog_new (VIK_GTK_WINDOW_FROM_LAYER(vgl), + GTK_DIALOG_DESTROY_WITH_PARENT, + GTK_MESSAGE_ERROR, + GTK_BUTTONS_CLOSE, + "Failed to connect to gpsd at %s (port %s)", + vgl->gpsd_host, vgl->gpsd_port); + gtk_dialog_run (GTK_DIALOG (dialog)); + gtk_widget_destroy (dialog); + + vgl->realtime_tracking = FALSE; + return; + } + vgl->vgpsd = g_realloc(gpsd, sizeof(VglGpsd)); + vgl->vgpsd->vgl = vgl; + + vgl->realtime_fix.dirty = vgl->last_fix.dirty = FALSE; + /* track alt/time graph uses VIK_DEFAULT_ALTITUDE (0.0) as invalid */ + vgl->realtime_fix.fix.altitude = vgl->last_fix.fix.altitude = VIK_DEFAULT_ALTITUDE; + vgl->realtime_fix.fix.speed = vgl->last_fix.fix.speed = NAN; + + if (vgl->realtime_record) { + VikTrwLayer *vtl = vgl->trw_children[TRW_REALTIME]; + vgl->realtime_track = vik_track_new(); + vgl->realtime_track->visible = TRUE; + vgl->realtime_track_name = make_track_name(vtl); + vik_trw_layer_add_track(vtl, vgl->realtime_track_name, vgl->realtime_track); + } + + gps_set_raw_hook(&vgl->vgpsd->gpsd, gpsd_raw_hook); + vgl->realtime_io_channel = g_io_channel_unix_new(vgl->vgpsd->gpsd.gps_fd); + vgl->realtime_io_watch_id = g_io_add_watch( vgl->realtime_io_channel, + G_IO_IN, gpsd_data_available, vgl); + + gps_query(&vgl->vgpsd->gpsd, "w+x"); + + } + else { /* stop realtime tracking */ + /* TODO: handle race condition here , make sure vgpsd is NULL */ + g_mutex_lock(vgl->realtime_tracking_mutex); + gps_close(&vgl->vgpsd->gpsd); + vgl->vgpsd = NULL; + // g_source_remove(vgl->realtime_timeout); + g_source_remove(vgl->realtime_io_watch_id); + g_io_channel_unref (vgl->realtime_io_channel); + + if (vgl->realtime_record) { + create_realtime_trackpoint(vgl, TRUE); + if ((vgl->realtime_track->trackpoints == NULL) || (vgl->realtime_track->trackpoints->next == NULL)) + vik_trw_layer_delete_track(vgl->trw_children[TRW_REALTIME], vgl->realtime_track_name); + } + g_mutex_unlock(vgl->realtime_tracking_mutex); + } +} +#endif /* VIK_CONFIG_REALTIME_GPS_TRACKING */ +