[andy/viking.git] / src / viktrwlayer_tpwin.c

/*
 * viking -- GPS Data and Topo Analyzer, Explorer, and Manager
 *
 * Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <gtk/gtk.h>
#include <glib/gi18n.h>
#include <time.h>

#include "coords.h"
#include "vikcoord.h"
#include "viktrack.h"
#include "viktrwlayer_tpwin.h"
#include "vikwaypoint.h"
#include "dialog.h"

#define SET_BUTTON_SENSITIVE(tpwin,num,sens) gtk_widget_set_sensitive ( GTK_WIDGET(g_list_nth_data((tpwin->buttons),(num))), (sens));

struct _VikTrwLayerTpwin {
  GtkDialog parent;
  GtkSpinButton *lat, *lon, *alt;
  GtkLabel *track_name, *ts, *localtime, *diff_dist, *diff_time, *diff_speed;
  GList *buttons;
  VikTrackpoint *cur_tp;
  gboolean cur_tp_is_endpoint; /* for join */

  gboolean sync_to_tp_block;
};

GType vik_trw_layer_tpwin_get_type (void)
{
  static GType tpwin_type = 0;

  if (!tpwin_type)
  {
    static const GTypeInfo tpwin_info = 
    {
      sizeof (VikTrwLayerTpwinClass),
      NULL, /* base_init */
      NULL, /* base_finalize */
      NULL, /* class init */
      NULL, /* class_finalize */
      NULL, /* class_data */
      sizeof (VikTrwLayerTpwin),
      0,
      NULL /* instance init */
    };
    tpwin_type = g_type_register_static ( GTK_TYPE_DIALOG, "VikTrwLayerTpwin", &tpwin_info, 0 );
  }

  return tpwin_type;
}

static void tpwin_sync_ll_to_tp ( VikTrwLayerTpwin *tpwin )
{
  if ( tpwin->cur_tp && (!tpwin->sync_to_tp_block) )
  {
    struct LatLon ll;
    VikCoord coord;
    ll.lat = gtk_spin_button_get_value ( tpwin->lat );
    ll.lon = gtk_spin_button_get_value ( tpwin->lon );
    vik_coord_load_from_latlon ( &coord, tpwin->cur_tp->coord.mode, &ll );

    /* don't redraw unless we really have to */
    if ( vik_coord_diff(&(tpwin->cur_tp->coord), &coord) > 0.05 ) /* may not be exact due to rounding */
    {
      tpwin->cur_tp->coord = coord;
      gtk_dialog_response ( GTK_DIALOG(tpwin), VIK_TRW_LAYER_TPWIN_DATA_CHANGED );
    }
  }
}

static void tpwin_sync_alt_to_tp ( VikTrwLayerTpwin *tpwin )
{
  if ( tpwin->cur_tp && (!tpwin->sync_to_tp_block) )
    tpwin->cur_tp->altitude = gtk_spin_button_get_value ( tpwin->alt );
}

VikTrwLayerTpwin *vik_trw_layer_tpwin_new ( GtkWindow *parent )
{
  static gchar *left_label_texts[] = { N_("<b>Part of Track:</b>"),
	                               N_("<b>Latitude:</b>"),
                                       N_("<b>Longitude:</b>"),
				       N_("<b>Altitude:</b>"),
				       N_("<b>Timestamp:</b>"),
				       N_("<b>Time:</b>") };
  static gchar *right_label_texts[] = { N_("<b>Distance Difference:</b>"),
                                        N_("<b>Time Difference:</b>"),
					N_("<b>\"Speed\" Between:</b>") };

  VikTrwLayerTpwin *tpwin = VIK_TRW_LAYER_TPWIN ( g_object_new ( VIK_TRW_LAYER_TPWIN_TYPE, NULL ) );
  GtkWidget *main_hbox, *left_vbox, *right_vbox;
  GtkWidget *diff_left_vbox, *diff_right_vbox;
  

  gtk_window_set_transient_for ( GTK_WINDOW(tpwin), parent );
  gtk_window_set_title ( GTK_WINDOW(tpwin), _("Trackpoint") );

  gtk_dialog_add_buttons ( GTK_DIALOG(tpwin),
      GTK_STOCK_CLOSE, VIK_TRW_LAYER_TPWIN_CLOSE,
      GTK_STOCK_DELETE, VIK_TRW_LAYER_TPWIN_DELETE,
      _("Split Here"), VIK_TRW_LAYER_TPWIN_SPLIT,
      _("Join With Last"), VIK_TRW_LAYER_TPWIN_JOIN,
      GTK_STOCK_GO_BACK, VIK_TRW_LAYER_TPWIN_BACK,
      GTK_STOCK_GO_FORWARD, VIK_TRW_LAYER_TPWIN_FORWARD,
      NULL );
  tpwin->buttons = gtk_container_get_children(GTK_CONTAINER(GTK_DIALOG(tpwin)->action_area));

  /* main track info */
  left_vbox = a_dialog_create_label_vbox ( left_label_texts, sizeof(left_label_texts) / sizeof(left_label_texts[0]) );

  tpwin->track_name = GTK_LABEL(gtk_label_new(NULL));
  tpwin->ts = GTK_LABEL(gtk_label_new(NULL));
  tpwin->localtime = GTK_LABEL(gtk_label_new(NULL));

  tpwin->lat = GTK_SPIN_BUTTON(gtk_spin_button_new( GTK_ADJUSTMENT(gtk_adjustment_new (
                                 0, -90, 90, 0.00005, 0.01, 0 )), 0.00005, 6));
  tpwin->lon = GTK_SPIN_BUTTON(gtk_spin_button_new( GTK_ADJUSTMENT(gtk_adjustment_new (
                                 0, -180, 180, 0.00005, 0.01, 0 )), 0.00005, 6));

  g_signal_connect_swapped ( G_OBJECT(tpwin->lat), "value-changed", G_CALLBACK(tpwin_sync_ll_to_tp), tpwin );
  g_signal_connect_swapped ( G_OBJECT(tpwin->lon), "value-changed", G_CALLBACK(tpwin_sync_ll_to_tp), tpwin );

  tpwin->alt = GTK_SPIN_BUTTON(gtk_spin_button_new( GTK_ADJUSTMENT(gtk_adjustment_new (
                                 0, -1000, 25000, 10, 100, 0 )), 10, 2));

  g_signal_connect_swapped ( G_OBJECT(tpwin->alt), "value-changed", G_CALLBACK(tpwin_sync_alt_to_tp), tpwin );

  right_vbox = gtk_vbox_new( TRUE, 3 );
  gtk_box_pack_start ( GTK_BOX(right_vbox), GTK_WIDGET(tpwin->track_name), FALSE, TRUE, 0 );
  gtk_box_pack_start ( GTK_BOX(right_vbox), GTK_WIDGET(tpwin->lat), FALSE, TRUE, 0 );
  gtk_box_pack_start ( GTK_BOX(right_vbox), GTK_WIDGET(tpwin->lon), FALSE, TRUE, 0 );
  gtk_box_pack_start ( GTK_BOX(right_vbox), GTK_WIDGET(tpwin->alt), FALSE, TRUE, 0 );
  gtk_box_pack_start ( GTK_BOX(right_vbox), GTK_WIDGET(tpwin->ts), FALSE, TRUE, 5 );
  gtk_box_pack_start ( GTK_BOX(right_vbox), GTK_WIDGET(tpwin->localtime), FALSE, TRUE, 5 );

  /* diff info */
  diff_left_vbox = a_dialog_create_label_vbox ( right_label_texts, sizeof(right_label_texts) / sizeof(right_label_texts[0]) );

  tpwin->diff_dist = GTK_LABEL(gtk_label_new(NULL));
  tpwin->diff_time = GTK_LABEL(gtk_label_new(NULL));
  tpwin->diff_speed = GTK_LABEL(gtk_label_new(NULL));

  diff_right_vbox = gtk_vbox_new ( TRUE, 3 );
  gtk_box_pack_start ( GTK_BOX(diff_right_vbox), GTK_WIDGET(tpwin->diff_dist), FALSE, TRUE, 5 );
  gtk_box_pack_start ( GTK_BOX(diff_right_vbox), GTK_WIDGET(tpwin->diff_time), FALSE, TRUE, 5 );
  gtk_box_pack_start ( GTK_BOX(diff_right_vbox), GTK_WIDGET(tpwin->diff_speed), FALSE, TRUE, 5 );

  main_hbox = gtk_hbox_new( TRUE, 0 );
  gtk_box_pack_start ( GTK_BOX(main_hbox), left_vbox, TRUE, TRUE, 0 );
  gtk_box_pack_start ( GTK_BOX(main_hbox), right_vbox, TRUE, TRUE, 0 );
  gtk_box_pack_start ( GTK_BOX(main_hbox), diff_left_vbox, TRUE, TRUE, 0 );
  gtk_box_pack_start ( GTK_BOX(main_hbox), diff_right_vbox, TRUE, TRUE, 0 );

  gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(tpwin)->vbox), main_hbox, FALSE, FALSE, 0 );

  tpwin->cur_tp = NULL;

  return tpwin;
}

void vik_trw_layer_tpwin_set_empty ( VikTrwLayerTpwin *tpwin )
{
  gtk_label_set_text ( tpwin->track_name, NULL );
  gtk_label_set_text ( tpwin->ts, NULL );
  gtk_label_set_text ( tpwin->localtime, NULL );

  gtk_widget_set_sensitive ( GTK_WIDGET(tpwin->lat), FALSE );
  gtk_widget_set_sensitive ( GTK_WIDGET(tpwin->lon), FALSE );
  gtk_widget_set_sensitive ( GTK_WIDGET(tpwin->alt), FALSE );

  SET_BUTTON_SENSITIVE ( tpwin, VIK_TRW_LAYER_TPWIN_SPLIT, FALSE );
  SET_BUTTON_SENSITIVE ( tpwin, VIK_TRW_LAYER_TPWIN_DELETE, FALSE );
  SET_BUTTON_SENSITIVE ( tpwin, VIK_TRW_LAYER_TPWIN_FORWARD, FALSE );
  SET_BUTTON_SENSITIVE ( tpwin, VIK_TRW_LAYER_TPWIN_BACK, FALSE );
  SET_BUTTON_SENSITIVE ( tpwin, VIK_TRW_LAYER_TPWIN_JOIN, FALSE );
  gtk_label_set_text ( tpwin->diff_dist, NULL );
  gtk_label_set_text ( tpwin->diff_time, NULL );
  gtk_label_set_text ( tpwin->diff_speed, NULL );
  tpwin->cur_tp = NULL;
}

void vik_trw_layer_tpwin_disable_join ( VikTrwLayerTpwin *tpwin )
{
  SET_BUTTON_SENSITIVE ( tpwin, VIK_TRW_LAYER_TPWIN_JOIN, FALSE );
}

void vik_trw_layer_tpwin_set_tp ( VikTrwLayerTpwin *tpwin, GList *tpl, gchar *track_name )
{
  static char tmp_str[25];
  static struct LatLon ll;
  VikTrackpoint *tp = VIK_TRACKPOINT(tpl->data);

  SET_BUTTON_SENSITIVE ( tpwin, VIK_TRW_LAYER_TPWIN_DELETE, TRUE );

  /* We can only split up a track if it's not an endpoint. Makes sense to me. */
  SET_BUTTON_SENSITIVE ( tpwin, VIK_TRW_LAYER_TPWIN_SPLIT, tpl->next && tpl->prev );

  SET_BUTTON_SENSITIVE ( tpwin, VIK_TRW_LAYER_TPWIN_FORWARD, (gboolean) GPOINTER_TO_INT (tpl->next) );
  SET_BUTTON_SENSITIVE ( tpwin, VIK_TRW_LAYER_TPWIN_BACK, (gboolean) GPOINTER_TO_INT (tpl->prev) );

  /* we can only join tracks if there was a last tp, the last tp was an endpoint, _AND_ this tp is an endpoint */
  SET_BUTTON_SENSITIVE ( tpwin, VIK_TRW_LAYER_TPWIN_JOIN, tpwin->cur_tp && tpwin->cur_tp_is_endpoint && (!(tpl->next && tpl->prev)) );

  gtk_widget_set_sensitive ( GTK_WIDGET(tpwin->lat), TRUE );
  gtk_widget_set_sensitive ( GTK_WIDGET(tpwin->lon), TRUE );

  gtk_label_set_text ( tpwin->track_name, track_name );

  tpwin->sync_to_tp_block = TRUE; /* don't update while setting data. */

  vik_coord_to_latlon ( &(tp->coord), &ll );
  gtk_spin_button_set_value ( tpwin->lat, ll.lat );
  gtk_spin_button_set_value ( tpwin->lon, ll.lon );
  gtk_spin_button_set_value ( tpwin->alt, tp->altitude );

  tpwin->sync_to_tp_block = FALSE; /* don't update whlie setting data. */


  if ( tp->has_timestamp )
  {
    g_snprintf ( tmp_str, sizeof(tmp_str), "%ld", tp->timestamp );
    gtk_label_set_text ( tpwin->ts, tmp_str );
    g_snprintf ( tmp_str, MIN(25,sizeof(tmp_str)), "%s", ctime(&(tp->timestamp)) );
    /* max. len of 25 will snip off newline, which is good since it messes stuff up */
    gtk_label_set_text ( tpwin->localtime, tmp_str );
  }
  else
  {
    gtk_label_set_text (tpwin->ts, NULL );
    gtk_label_set_text (tpwin->localtime, NULL );
  }

  if ( tpwin->cur_tp )
  {
    g_snprintf ( tmp_str, sizeof(tmp_str), "%.3f m", vik_coord_diff(&(tp->coord), &(tpwin->cur_tp->coord)));
    gtk_label_set_text ( tpwin->diff_dist, tmp_str );
    if ( tp->has_timestamp && tpwin->cur_tp->has_timestamp )
    {
      g_snprintf ( tmp_str, sizeof(tmp_str), "%ld s", tp->timestamp - tpwin->cur_tp->timestamp);
      gtk_label_set_text ( tpwin->diff_time, tmp_str );
      if ( tp->timestamp == tpwin->cur_tp->timestamp )
        gtk_label_set_text ( tpwin->diff_speed, "--" );
      else
      {
        g_snprintf ( tmp_str, sizeof(tmp_str), "%.2f m/s", vik_coord_diff(&(tp->coord), &(tpwin->cur_tp->coord)) / ABS(tp->timestamp - tpwin->cur_tp->timestamp) );
        gtk_label_set_text ( tpwin->diff_speed, tmp_str );
      }
    }
    else
    {
      gtk_label_set_text ( tpwin->diff_time, NULL );
      gtk_label_set_text ( tpwin->diff_speed, NULL );
    }
  }


  tpwin->cur_tp = tp;
  tpwin->cur_tp_is_endpoint = ! (tpl->next && tpl->prev);
}

void vik_trw_layer_tpwin_set_track_name ( VikTrwLayerTpwin *tpwin, const gchar *track_name )
{
  gtk_label_set_text ( tpwin->track_name, track_name );
}
Commit	Line	Data
50a14534 EB	1	/*
	2	* viking -- GPS Data and Topo Analyzer, Explorer, and Manager
	3	*
	4	* Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net>
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; either version 2 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program; if not, write to the Free Software
	18	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	19	*
	20	*/
	21
4c77d5e0 GB	22	#ifdef HAVE_CONFIG_H
	23	#include "config.h"
	24	#endif
	25
50a14534	26	#include <gtk/gtk.h>
4c77d5e0	27	#include <glib/gi18n.h>
50a14534 EB	28	#include <time.h>
	29
	30	#include "coords.h"
	31	#include "vikcoord.h"
	32	#include "viktrack.h"
	33	#include "viktrwlayer_tpwin.h"
	34	#include "vikwaypoint.h"
	35	#include "dialog.h"
	36
	37	#define SET_BUTTON_SENSITIVE(tpwin,num,sens) gtk_widget_set_sensitive ( GTK_WIDGET(g_list_nth_data((tpwin->buttons),(num))), (sens));
	38
	39	struct _VikTrwLayerTpwin {
	40	GtkDialog parent;
	41	GtkSpinButton lat, lon, *alt;
	42	GtkLabel track_name, ts, localtime, diff_dist, diff_time, diff_speed;
	43	GList *buttons;
	44	VikTrackpoint *cur_tp;
	45	gboolean cur_tp_is_endpoint; /* for join */
	46
	47	gboolean sync_to_tp_block;
	48	};
	49
	50	GType vik_trw_layer_tpwin_get_type (void)
	51	{
	52	static GType tpwin_type = 0;
	53
	54	if (!tpwin_type)
	55	{
	56	static const GTypeInfo tpwin_info =
	57	{
	58	sizeof (VikTrwLayerTpwinClass),
	59	NULL, /* base_init */
	60	NULL, /* base_finalize */
	61	NULL, /* class init */
	62	NULL, /* class_finalize */
	63	NULL, /* class_data */
	64	sizeof (VikTrwLayerTpwin),
	65	0,
	66	NULL /* instance init */
	67	};
	68	tpwin_type = g_type_register_static ( GTK_TYPE_DIALOG, "VikTrwLayerTpwin", &tpwin_info, 0 );
	69	}
	70
	71	return tpwin_type;
	72	}
	73
	74	static void tpwin_sync_ll_to_tp ( VikTrwLayerTpwin *tpwin )
	75	{
	76	if ( tpwin->cur_tp && (!tpwin->sync_to_tp_block) )
	77	{
	78	struct LatLon ll;
	79	VikCoord coord;
	80	ll.lat = gtk_spin_button_get_value ( tpwin->lat );
	81	ll.lon = gtk_spin_button_get_value ( tpwin->lon );
	82	vik_coord_load_from_latlon ( &coord, tpwin->cur_tp->coord.mode, &ll );
	83
	84	/* don't redraw unless we really have to */
	85	if ( vik_coord_diff(&(tpwin->cur_tp->coord), &coord) > 0.05 ) /* may not be exact due to rounding */
	86	{
	87	tpwin->cur_tp->coord = coord;
	88	gtk_dialog_response ( GTK_DIALOG(tpwin), VIK_TRW_LAYER_TPWIN_DATA_CHANGED );
	89	}
	90	}
	91	}
92
93	static void tpwin_sync_alt_to_tp ( VikTrwLayerTpwin *tpwin )
94	{
95	if ( tpwin->cur_tp && (!tpwin->sync_to_tp_block) )
96	tpwin->cur_tp->altitude = gtk_spin_button_get_value ( tpwin->alt );
97	}
98
99	VikTrwLayerTpwin vik_trw_layer_tpwin_new ( GtkWindow parent )
100	{
4c77d5e0 GB	101	static gchar *left_label_texts[] = { N_("<b>Part of Track:</b>"),
	102	N_("<b>Latitude:</b>"),
	103	N_("<b>Longitude:</b>"),
	104	N_("<b>Altitude:</b>"),
	105	N_("<b>Timestamp:</b>"),
	106	N_("<b>Time:</b>") };
	107	static gchar *right_label_texts[] = { N_("<b>Distance Difference:</b>"),
	108	N_("<b>Time Difference:</b>"),
	109	N_("<b>\"Speed\" Between:</b>") };
50a14534 EB	110
	111	VikTrwLayerTpwin *tpwin = VIK_TRW_LAYER_TPWIN ( g_object_new ( VIK_TRW_LAYER_TPWIN_TYPE, NULL ) );
	112	GtkWidget main_hbox, left_vbox, *right_vbox;
	113	GtkWidget diff_left_vbox, diff_right_vbox;
	114
	115
	116	gtk_window_set_transient_for ( GTK_WINDOW(tpwin), parent );
4c77d5e0	117	gtk_window_set_title ( GTK_WINDOW(tpwin), _("Trackpoint") );
50a14534 EB	118
	119	gtk_dialog_add_buttons ( GTK_DIALOG(tpwin),
	120	GTK_STOCK_CLOSE, VIK_TRW_LAYER_TPWIN_CLOSE,
	121	GTK_STOCK_DELETE, VIK_TRW_LAYER_TPWIN_DELETE,
4c77d5e0 GB	122	_("Split Here"), VIK_TRW_LAYER_TPWIN_SPLIT,
4c77d5e0 GB	123	_("Join With Last"), VIK_TRW_LAYER_TPWIN_JOIN,
50a14534 EB	124	GTK_STOCK_GO_BACK, VIK_TRW_LAYER_TPWIN_BACK,
	125	GTK_STOCK_GO_FORWARD, VIK_TRW_LAYER_TPWIN_FORWARD,
	126	NULL );
	127	tpwin->buttons = gtk_container_get_children(GTK_CONTAINER(GTK_DIALOG(tpwin)->action_area));
	128
	129	/* main track info */
	130	left_vbox = a_dialog_create_label_vbox ( left_label_texts, sizeof(left_label_texts) / sizeof(left_label_texts[0]) );
	131
	132	tpwin->track_name = GTK_LABEL(gtk_label_new(NULL));
	133	tpwin->ts = GTK_LABEL(gtk_label_new(NULL));
	134	tpwin->localtime = GTK_LABEL(gtk_label_new(NULL));
	135
	136	tpwin->lat = GTK_SPIN_BUTTON(gtk_spin_button_new( GTK_ADJUSTMENT(gtk_adjustment_new (
	137	0, -90, 90, 0.00005, 0.01, 0 )), 0.00005, 6));
	138	tpwin->lon = GTK_SPIN_BUTTON(gtk_spin_button_new( GTK_ADJUSTMENT(gtk_adjustment_new (
	139	0, -180, 180, 0.00005, 0.01, 0 )), 0.00005, 6));
	140
	141	g_signal_connect_swapped ( G_OBJECT(tpwin->lat), "value-changed", G_CALLBACK(tpwin_sync_ll_to_tp), tpwin );
	142	g_signal_connect_swapped ( G_OBJECT(tpwin->lon), "value-changed", G_CALLBACK(tpwin_sync_ll_to_tp), tpwin );
	143
	144	tpwin->alt = GTK_SPIN_BUTTON(gtk_spin_button_new( GTK_ADJUSTMENT(gtk_adjustment_new (
	145	0, -1000, 25000, 10, 100, 0 )), 10, 2));
	146
	147	g_signal_connect_swapped ( G_OBJECT(tpwin->alt), "value-changed", G_CALLBACK(tpwin_sync_alt_to_tp), tpwin );
	148
	149	right_vbox = gtk_vbox_new( TRUE, 3 );
	150	gtk_box_pack_start ( GTK_BOX(right_vbox), GTK_WIDGET(tpwin->track_name), FALSE, TRUE, 0 );
	151	gtk_box_pack_start ( GTK_BOX(right_vbox), GTK_WIDGET(tpwin->lat), FALSE, TRUE, 0 );
	152	gtk_box_pack_start ( GTK_BOX(right_vbox), GTK_WIDGET(tpwin->lon), FALSE, TRUE, 0 );
	153	gtk_box_pack_start ( GTK_BOX(right_vbox), GTK_WIDGET(tpwin->alt), FALSE, TRUE, 0 );
	154	gtk_box_pack_start ( GTK_BOX(right_vbox), GTK_WIDGET(tpwin->ts), FALSE, TRUE, 5 );
	155	gtk_box_pack_start ( GTK_BOX(right_vbox), GTK_WIDGET(tpwin->localtime), FALSE, TRUE, 5 );
	156
	157	/* diff info */
	158	diff_left_vbox = a_dialog_create_label_vbox ( right_label_texts, sizeof(right_label_texts) / sizeof(right_label_texts[0]) );
	159
	160	tpwin->diff_dist = GTK_LABEL(gtk_label_new(NULL));
	161	tpwin->diff_time = GTK_LABEL(gtk_label_new(NULL));
	162	tpwin->diff_speed = GTK_LABEL(gtk_label_new(NULL));
	163
	164	diff_right_vbox = gtk_vbox_new ( TRUE, 3 );
	165	gtk_box_pack_start ( GTK_BOX(diff_right_vbox), GTK_WIDGET(tpwin->diff_dist), FALSE, TRUE, 5 );
	166	gtk_box_pack_start ( GTK_BOX(diff_right_vbox), GTK_WIDGET(tpwin->diff_time), FALSE, TRUE, 5 );
	167	gtk_box_pack_start ( GTK_BOX(diff_right_vbox), GTK_WIDGET(tpwin->diff_speed), FALSE, TRUE, 5 );
	168
	169	main_hbox = gtk_hbox_new( TRUE, 0 );
	170	gtk_box_pack_start ( GTK_BOX(main_hbox), left_vbox, TRUE, TRUE, 0 );
	171	gtk_box_pack_start ( GTK_BOX(main_hbox), right_vbox, TRUE, TRUE, 0 );
	172	gtk_box_pack_start ( GTK_BOX(main_hbox), diff_left_vbox, TRUE, TRUE, 0 );
	173	gtk_box_pack_start ( GTK_BOX(main_hbox), diff_right_vbox, TRUE, TRUE, 0 );
	174
	175	gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(tpwin)->vbox), main_hbox, FALSE, FALSE, 0 );
	176
	177	tpwin->cur_tp = NULL;
	178
	179	return tpwin;
	180	}
	181
	182	void vik_trw_layer_tpwin_set_empty ( VikTrwLayerTpwin *tpwin )
	183	{
	184	gtk_label_set_text ( tpwin->track_name, NULL );
	185	gtk_label_set_text ( tpwin->ts, NULL );
	186	gtk_label_set_text ( tpwin->localtime, NULL );
	187
188	gtk_widget_set_sensitive ( GTK_WIDGET(tpwin->lat), FALSE );
189	gtk_widget_set_sensitive ( GTK_WIDGET(tpwin->lon), FALSE );
190	gtk_widget_set_sensitive ( GTK_WIDGET(tpwin->alt), FALSE );
191
192	SET_BUTTON_SENSITIVE ( tpwin, VIK_TRW_LAYER_TPWIN_SPLIT, FALSE );
193	SET_BUTTON_SENSITIVE ( tpwin, VIK_TRW_LAYER_TPWIN_DELETE, FALSE );
194	SET_BUTTON_SENSITIVE ( tpwin, VIK_TRW_LAYER_TPWIN_FORWARD, FALSE );
195	SET_BUTTON_SENSITIVE ( tpwin, VIK_TRW_LAYER_TPWIN_BACK, FALSE );
196	SET_BUTTON_SENSITIVE ( tpwin, VIK_TRW_LAYER_TPWIN_JOIN, FALSE );
197	gtk_label_set_text ( tpwin->diff_dist, NULL );
198	gtk_label_set_text ( tpwin->diff_time, NULL );
199	gtk_label_set_text ( tpwin->diff_speed, NULL );
200	tpwin->cur_tp = NULL;
201	}
202
203	void vik_trw_layer_tpwin_disable_join ( VikTrwLayerTpwin *tpwin )
204	{
205	SET_BUTTON_SENSITIVE ( tpwin, VIK_TRW_LAYER_TPWIN_JOIN, FALSE );
206	}
207
208	void vik_trw_layer_tpwin_set_tp ( VikTrwLayerTpwin tpwin, GList tpl, gchar *track_name )
209	{
210	static char tmp_str[25];
211	static struct LatLon ll;
212	VikTrackpoint *tp = VIK_TRACKPOINT(tpl->data);
213
214	SET_BUTTON_SENSITIVE ( tpwin, VIK_TRW_LAYER_TPWIN_DELETE, TRUE );
215
216	/* We can only split up a track if it's not an endpoint. Makes sense to me. */
217	SET_BUTTON_SENSITIVE ( tpwin, VIK_TRW_LAYER_TPWIN_SPLIT, tpl->next && tpl->prev );
218
dc2c040e RN	219	SET_BUTTON_SENSITIVE ( tpwin, VIK_TRW_LAYER_TPWIN_FORWARD, (gboolean) GPOINTER_TO_INT (tpl->next) );
dc2c040e RN	220	SET_BUTTON_SENSITIVE ( tpwin, VIK_TRW_LAYER_TPWIN_BACK, (gboolean) GPOINTER_TO_INT (tpl->prev) );
50a14534 EB	221
	222	/* we can only join tracks if there was a last tp, the last tp was an endpoint, _AND_ this tp is an endpoint */
	223	SET_BUTTON_SENSITIVE ( tpwin, VIK_TRW_LAYER_TPWIN_JOIN, tpwin->cur_tp && tpwin->cur_tp_is_endpoint && (!(tpl->next && tpl->prev)) );
	224
	225	gtk_widget_set_sensitive ( GTK_WIDGET(tpwin->lat), TRUE );
	226	gtk_widget_set_sensitive ( GTK_WIDGET(tpwin->lon), TRUE );
	227
	228	gtk_label_set_text ( tpwin->track_name, track_name );
	229
	230	tpwin->sync_to_tp_block = TRUE; /* don't update while setting data. */
	231
	232	vik_coord_to_latlon ( &(tp->coord), &ll );
	233	gtk_spin_button_set_value ( tpwin->lat, ll.lat );
	234	gtk_spin_button_set_value ( tpwin->lon, ll.lon );
	235	gtk_spin_button_set_value ( tpwin->alt, tp->altitude );
	236
	237	tpwin->sync_to_tp_block = FALSE; /* don't update whlie setting data. */
	238
	239
	240	if ( tp->has_timestamp )
	241	{
	242	g_snprintf ( tmp_str, sizeof(tmp_str), "%ld", tp->timestamp );
	243	gtk_label_set_text ( tpwin->ts, tmp_str );
	244	g_snprintf ( tmp_str, MIN(25,sizeof(tmp_str)), "%s", ctime(&(tp->timestamp)) );
	245	/* max. len of 25 will snip off newline, which is good since it messes stuff up */
	246	gtk_label_set_text ( tpwin->localtime, tmp_str );
	247	}
	248	else
	249	{
	250	gtk_label_set_text (tpwin->ts, NULL );
	251	gtk_label_set_text (tpwin->localtime, NULL );
	252	}
	253
	254	if ( tpwin->cur_tp )
	255	{
	256	g_snprintf ( tmp_str, sizeof(tmp_str), "%.3f m", vik_coord_diff(&(tp->coord), &(tpwin->cur_tp->coord)));
	257	gtk_label_set_text ( tpwin->diff_dist, tmp_str );
	258	if ( tp->has_timestamp && tpwin->cur_tp->has_timestamp )
	259	{
	260	g_snprintf ( tmp_str, sizeof(tmp_str), "%ld s", tp->timestamp - tpwin->cur_tp->timestamp);
	261	gtk_label_set_text ( tpwin->diff_time, tmp_str );
	262	if ( tp->timestamp == tpwin->cur_tp->timestamp )
	263	gtk_label_set_text ( tpwin->diff_speed, "--" );
	264	else
	265	{
	266	g_snprintf ( tmp_str, sizeof(tmp_str), "%.2f m/s", vik_coord_diff(&(tp->coord), &(tpwin->cur_tp->coord)) / ABS(tp->timestamp - tpwin->cur_tp->timestamp) );
	267	gtk_label_set_text ( tpwin->diff_speed, tmp_str );
	268	}
	269	}
	270	else
	271	{
	272	gtk_label_set_text ( tpwin->diff_time, NULL );
	273	gtk_label_set_text ( tpwin->diff_speed, NULL );
	274	}
	275	}
	276
	277
	278	tpwin->cur_tp = tp;
	279	tpwin->cur_tp_is_endpoint = ! (tpl->next && tpl->prev);
	280	}
	281
	282	void vik_trw_layer_tpwin_set_track_name ( VikTrwLayerTpwin tpwin, const gchar track_name )
	283	{
	284	gtk_label_set_text ( tpwin->track_name, track_name );
285	}