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Radiosonde QR code fixes (#2021)

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* Increase size of small QR Code

* Fixed QR code lat/lon for iPhone

* Show current geopos location on map

* Deprecate large QR code
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Mark Thompson 2024-03-21 10:56:06 -05:00 • committed by GitHub
parent 4aeaf94d2d
commit 692644d214
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GPG key ID: B5690EEEBB952194
4 changed files with 15 additions and 83 deletions
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51
firmware/application/apps/ui_sonde.cpp
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@ -92,17 +92,18 @@ SondeView::SondeView(NavigationView& nav)
// QR code with geo URI
button_see_qr.on_select = [this, &nav](Button&) {
nav.push<QRCodeView>(geo_uri);
std::string geo_uri = "geo:" + to_string_decimal(geopos.lat(), 5) + "," + to_string_decimal(geopos.lon(), 5); // 5 decimal digits for ~1 meter accuracy
nav.push<QRCodeView>(geo_uri.data());
};
button_see_map.on_select = [this, &nav](Button&) {
geomap_view_ = nav.push<GeoMapView>(
sonde_id,
gps_info.alt,
geopos.altitude(),
GeoPos::alt_unit::METERS,
GeoPos::spd_unit::HIDDEN,
gps_info.lat,
gps_info.lon,
geopos.lat(),
geopos.lon(),
999); // set a dummy heading out of range to draw a cross...probably not ideal?
nav.set_on_pop([this]() {
geomap_view_ = nullptr;
@ -148,51 +149,9 @@ void SondeView::focus() {
field_frequency.focus();
}
// used to convert float to character pointer, since unfortunately function like
// sprintf and c_str aren't supported.
char* SondeView::float_to_char(float x, char* p) {
char* s = p + 9; // go to end of buffer
uint16_t decimals; // variable to store the decimals
int units; // variable to store the units (part to left of decimal place)
if (x < 0) { // take care of negative numbers
decimals = (int)(x * -100000) % 100000; // make 1000 for 3 decimals etc.
units = (int)(-1 * x);
} else { // positive numbers
decimals = (int)(x * 100000) % 100000;
units = (int)x;
}
// TODO: more elegant solution (loop?)
*--s = (decimals % 10) + '0';
decimals /= 10;
*--s = (decimals % 10) + '0';
decimals /= 10;
*--s = (decimals % 10) + '0';
decimals /= 10;
*--s = (decimals % 10) + '0';
decimals /= 10;
*--s = (decimals % 10) + '0';
*--s = '.';
while (units > 0) {
*--s = (units % 10) + '0';
units /= 10;
}
if (x < 0) *--s = '-'; // unary minus sign for negative numbers
return s;
}
void SondeView::on_packet(const sonde::Packet& packet) {
if (!use_crc || packet.crc_ok()) // euquiq: Reject bad packet if crc is on
{
char buffer_lat[10] = {};
char buffer_lon[10] = {};
strcpy(geo_uri, "geo:");
strcat(geo_uri, float_to_char(gps_info.lat, buffer_lat));
strcat(geo_uri, ",");
strcat(geo_uri, float_to_char(gps_info.lon, buffer_lon));
text_signature.set(packet.type_string());
sonde_id = packet.serial_number(); // used also as tag on the geomap