mirror of
https://github.com/portapack-mayhem/mayhem-firmware.git
synced 2024-12-15 04:28:10 +00:00
46c076c296
Calculation now rounds up decimals so result is more accurate.
132 lines
3.8 KiB
C++
132 lines
3.8 KiB
C++
/*
|
|
* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
|
|
* Copyright (C) 2016 Furrtek
|
|
*
|
|
* This file is part of PortaPack.
|
|
*
|
|
* 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, 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; see the file COPYING. If not, write to
|
|
* the Free Software Foundation, Inc., 51 Franklin Street,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#include "ui_whipcalc.hpp"
|
|
|
|
#include "ch.h"
|
|
#include "portapack.hpp"
|
|
#include "event_m0.hpp"
|
|
|
|
#include <cstring>
|
|
|
|
using namespace portapack;
|
|
|
|
namespace ui {
|
|
|
|
void WhipCalcView::focus() {
|
|
field_frequency.focus();
|
|
}
|
|
|
|
double ui::WhipCalcView::get_decimals(double num, int16_t mult, bool round) {
|
|
num -= int(num); //keep decimals only
|
|
num *= mult; //Shift decimals into integers
|
|
if (!round) return num;
|
|
int16_t intnum = int(num); //Round it up if necessary
|
|
num -= intnum; //Get decimal part
|
|
if (num > .5) intnum++; //Round up
|
|
return intnum;
|
|
}
|
|
|
|
void WhipCalcView::update_result() {
|
|
double length, calclength, divider;
|
|
|
|
divider = ((double)options_type.selected_index_value() / 8.0);
|
|
|
|
// Metric
|
|
length = (speed_of_light_mps / (double)field_frequency.value()) * divider;
|
|
|
|
auto m = to_string_dec_int((int)length, 2);
|
|
/* auto cm = to_string_dec_int(int(length * 100.0) % 100, 2);
|
|
auto mm = to_string_dec_int(int(length * 1000.0) % 10, 1); */
|
|
|
|
calclength = get_decimals(length,100); //cm
|
|
auto cm = to_string_dec_int(int(calclength), 2);
|
|
auto mm = to_string_dec_int(int(get_decimals(calclength,10,true)), 1);
|
|
|
|
text_result_metric.set(m + "m " + cm + "." + mm + "cm");
|
|
|
|
// ANT500 elements for crude adjustment
|
|
length /= 0.14;
|
|
if (int(length) <= 4) {
|
|
auto elements = to_string_dec_int((int)length, 1);
|
|
text_result_ant500.set(elements + " " + frac_str[((int(length * 10.0) % 10) + 1) / 3] + "ANT500 elements");
|
|
} else {
|
|
text_result_ant500.set("-");
|
|
}
|
|
|
|
// Imperial
|
|
calclength = (speed_of_light_fps / (double)field_frequency.value()) * divider;
|
|
|
|
/* auto feet = to_string_dec_int((int)length, 3);
|
|
auto inch = to_string_dec_int(int(length * 10.0) % 12, 2);
|
|
auto inch_c = to_string_dec_int(int(length * 100.0) % 10, 1); */
|
|
|
|
auto feet = to_string_dec_int(int(calclength), 3);
|
|
calclength = get_decimals(calclength,12); //inches
|
|
auto inch = to_string_dec_int(int(calclength), 2);
|
|
auto inch_c = to_string_dec_int(int(get_decimals(calclength,10,true)), 1);
|
|
|
|
text_result_imperial.set(feet + "ft " + inch + "." + inch_c + "in");
|
|
}
|
|
|
|
WhipCalcView::WhipCalcView(
|
|
NavigationView& nav
|
|
) {
|
|
|
|
add_children({
|
|
&labels,
|
|
&field_frequency,
|
|
&options_type,
|
|
&text_result_metric,
|
|
&text_result_imperial,
|
|
&text_result_ant500,
|
|
&button_exit
|
|
});
|
|
|
|
options_type.on_change = [this](size_t, OptionsField::value_t) {
|
|
this->update_result();
|
|
};
|
|
options_type.set_selected_index(2); // Quarter wave
|
|
|
|
field_frequency.set_value(transmitter_model.tuning_frequency());
|
|
field_frequency.set_step(500000); // 500kHz step
|
|
field_frequency.on_change = [this](rf::Frequency) {
|
|
this->update_result();
|
|
};
|
|
field_frequency.on_edit = [this, &nav]() {
|
|
// TODO: Provide separate modal method/scheme?
|
|
auto new_view = nav.push<FrequencyKeypadView>(transmitter_model.tuning_frequency());
|
|
new_view->on_changed = [this](rf::Frequency f) {
|
|
this->update_result();
|
|
this->field_frequency.set_value(f);
|
|
};
|
|
};
|
|
|
|
button_exit.on_select = [this, &nav](Button&) {
|
|
nav.pop();
|
|
};
|
|
|
|
update_result();
|
|
}
|
|
|
|
}
|