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added qr code for radiosonde

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This commit is contained in:
Arjan Onwezen 2022-01-02 05:56:55 -05:00
parent 6c4dec59bb
commit 0a05c63c47
7 changed files with 1235 additions and 3 deletions
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54
firmware/application/apps/ui_sonde.cpp
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@ -41,6 +41,7 @@ void SondeLogger::on_packet(const sonde::Packet& packet) {
namespace ui {
SondeView::SondeView(NavigationView& nav) {
baseband::run_image(portapack::spi_flash::image_tag_sonde);
@ -63,6 +64,7 @@ SondeView::SondeView(NavigationView& nav) {
&text_temp,
&text_humid,
&geopos,
&button_see_qr,
&button_see_map
});
@ -108,6 +110,12 @@ SondeView::SondeView(NavigationView& nav) {
static_cast<int8_t>(receiver_model.vga()),
});
// QR code with geo URI
button_see_qr.on_select = [this, &nav](Button&) {
nav.push<QRCodeView>(geo_uri);
};
button_see_map.on_select = [this, &nav](Button&) {
nav.push<GeoMapView>(
sonde_id,
@ -154,10 +162,56 @@ void SondeView::focus() {
field_vga.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