#include <location/location-gps-device.h>
#include <location/location-gpsd-control.h>
+#include <gconf/gconf-client.h>
#include "util.h"
#include "appdata.h"
#include "callbacks.h"
#include "ui.h"
+#define GCONF_KEY "/apps/Maemo/speedometer/disclaimer"
+
static LocationGPSDevice *device = NULL;
static LocationGPSDControl *control = NULL;
void start_gps(AppData* appdata) {
#ifdef __arm__
+ g_assert(appdata);
if(!device) {
device = g_object_new(LOCATION_TYPE_GPS_DEVICE, NULL);
g_signal_connect(device, "changed", G_CALLBACK(location_changed), appdata);
location_gpsd_control_request_status(control);
if(control->can_control) {
location_gpsd_control_start(control);
- }
+ }
#endif // __arm__
}
void stop_gps(AppData* appdata) {
#ifdef __arm__
+ g_assert(appdata);
control = location_gpsd_control_get_default();
location_gpsd_control_request_status(control);
if(control->can_control) {
}
void interpret_speed_from_gps(AppData* appdata, gdouble speed) {
+ g_assert(appdata);
+
+ // if speed is below one then it's zero
+ if(speed < 1) {
+ set_nth_digit(appdata, 0, 0);
+ set_nth_digit(appdata, 1, 0);
+ set_nth_digit(appdata, 2, 0);
+ return;
+ }
+
+ // speed => 1
+ // first let's convert the number to string
+ gchar* cspeed = g_malloc(30); // alloc
+ g_sprintf(cspeed, "%f", speed);
+
+ // split the string using comma as delimiter
+ gchar** splitted = g_strsplit(cspeed, ",", 2); // alloc
+
+ gchar* ckm = splitted[0]; // contains the km/h part e.g 123 assuming speed was 123,034510
+ gchar* cm = splitted[1]; // contains the m/h part e.g 034510 assuming speed was 123,034510
+
+ g_print("Original speed %c, splitted speed %c and %c\n", cspeed, ckm, cm);
+
+ // we need to pad km part in order to ensure it is *atleast* 3 digits long
+ gchar* padding = "00";
+ gchar* padded = g_strconcat(padding, cm, NULL); // alloc
- // first let's convert the number to characters
- gchar* c_digits = calloc(30, 1);
+ g_print("Original speed %c, padded speed %c (km) and %c (m)\n", cspeed, padded, cm);
- g_sprintf(c_digits, "%f", speed);
- g_print("interpret_speed_from_gps: %s", c_digits);
+ guint i = 2;
+ guint pspeedl = strlen(padded);
- int i = 0;
- while(i < 3) {
- guint value = g_ascii_digit_value(c_digits[i]);
+ while(i+1) {
+ guint value = g_ascii_digit_value(padded[pspeedl]);
set_nth_digit(appdata, i, value);
- i++;
+ i--;
+ }
+ repaint_all_digits(appdata);
+
+ g_free(padded);
+ g_free(cspeed);
+ g_strfreev(splitted);
+}
+
+static show_dialog() {
+ GtkWidget *dialog = gtk_message_dialog_new(
+ NULL,
+ GTK_DIALOG_MODAL,
+ GTK_MESSAGE_INFO,
+ GTK_BUTTONS_OK,
+ "This program is licensed under GNU General Public License, "
+ "which means (among other things) that you don't have to pay "
+ "a dime for it. "
+ "If you think, however, that this software is worth it, you "
+ "can always drop me a postcard.\n\n"
+ "Wellu Mäkinen\n"
+ "PO BOX\n"
+ "33580 Tampere\n"
+ "FINLAND");
+ gtk_dialog_run(GTK_DIALOG(dialog));
+ gtk_widget_destroy(dialog);
+}
+
+void show_cardware_dialog() {
+ GConfClient* client = gconf_client_get_default();
+ g_assert(GCONF_IS_CLIENT(client));
+
+ GConfValue* gcvalue = NULL;
+ gcvalue = gconf_client_get_without_default(client, GCONF_KEY, NULL);
+
+ if(gcvalue == NULL) {
+ g_print("GConf key not found so show dialog.");
+ show_dialog();
+ gconf_client_set_bool(client, GCONF_KEY, TRUE, NULL);
}
- g_free(c_digits);
+ g_object_unref(client);
}