portapack-mayhem/firmware/application/apps/ui_battinfo.cpp

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/*
* 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_battinfo.hpp"
#include "event_m0.hpp"
#include "portapack.hpp"
#include <cstring>
using namespace portapack;
namespace ui {
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bool BattinfoView::needRun = true;
void BattinfoView::focus() {
button_exit.focus();
}
// called each 1/60th of second, so 6 = 100ms
void BattinfoView::on_timer() {
if (++timer_counter == timer_period) {
timer_counter = 0;
update_result();
}
}
void BattinfoView::update_result() {
if (!battery::BatteryManagement::isDetected()) {
text_percent.set("UNKNOWN");
text_voltage.set("UNKNOWN");
text_current.set("-");
text_charge.set("-");
return;
}
bool uichg = false;
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battery::BatteryManagement::getBatteryInfo(percent, voltage, current);
// update text fields
if (percent <= 100)
text_percent.set(to_string_dec_uint(percent) + " %");
else
text_percent.set("UNKNOWN");
if (voltage > 1) {
text_voltage.set(to_string_decimal(voltage / 1000.0, 3) + " V");
} else {
text_voltage.set("UNKNOWN");
}
if (current != 0) {
if (labels_opt.hidden()) uichg = true;
labels_opt.hidden(false);
text_current.hidden(false);
text_charge.hidden(false);
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text_current.set(to_string_decimal(current / 100000.0, 3) + " mA");
text_charge.set(current >= 0 ? "Charging" : "Discharging");
labels_opt.hidden(false);
} else {
if (!labels_opt.hidden()) uichg = true;
labels_opt.hidden(true);
text_current.hidden(true);
text_charge.hidden(true);
}
if (uichg) set_dirty();
// to update status bar too, send message in behalf of batt manager
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BatteryStateMessage msg{percent, current >= 0, voltage};
EventDispatcher::send_message(msg);
}
BattinfoView::BattinfoView(NavigationView& nav)
: nav_{nav} {
add_children({&labels,
&labels_opt,
&text_percent,
&text_voltage,
&text_current,
&text_charge,
&button_exit});
button_exit.on_select = [this, &nav](Button&) {
nav.pop();
};
update_result();
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needRun = true;
thread = chThdCreateFromHeap(NULL, 512, NORMALPRIO + 10, BattinfoView::static_fn, this);
}
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msg_t BattinfoView::static_fn(void* arg) {
auto obj = static_cast<BattinfoView*>(arg);
while (needRun) {
chThdSleepMilliseconds(16);
obj->on_timer();
}
return 0;
}
BattinfoView::~BattinfoView() {
needRun = false;
if (thread) {
chThdTerminate(thread);
chThdWait(thread);
thread = nullptr;
}
}
} // namespace ui