mirror of
https://github.com/portapack-mayhem/mayhem-firmware.git
synced 2024-12-13 11:44:31 +00:00
109 lines
2.7 KiB
C++
109 lines
2.7 KiB
C++
/*
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* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
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*
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* This file is part of PortaPack.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#include "ui_rssi.hpp"
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#include <algorithm>
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namespace ui {
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void RSSI::on_show() {
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context().message_map().register_handler(Message::ID::RSSIStatistics,
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[this](const Message* const p) {
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this->on_statistics_update(static_cast<const RSSIStatisticsMessage*>(p)->statistics);
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}
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);
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}
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void RSSI::on_hide() {
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context().message_map().unregister_handler(Message::ID::RSSIStatistics);
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}
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void RSSI::paint(Painter& painter) {
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const auto r = screen_rect();
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/*
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constexpr int32_t rssi_min = 0.# * 256 / 3.3;
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constexpr int32_t rssi_max = 2.5 * 256 / 3.3;
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// (23 - 194) / 2
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*/
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/* TODO: Clip maximum */
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constexpr int32_t raw_min = 23;
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const int32_t x_0 = 0;
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const int32_t x_min = std::max(x_0, (min_ - raw_min) / 2);
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const int32_t x_avg = std::max(x_min, (avg_ - raw_min) / 2);
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const int32_t x_max = std::max(x_avg + 1, (max_ - raw_min) / 2);
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const int32_t x_lim = r.width();
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const Rect r0 {
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static_cast<ui::Coord>(r.left() + x_0), r.top(),
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static_cast<ui::Dim>(x_min - x_0), r.height()
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};
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painter.fill_rectangle(
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r0,
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Color::blue()
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);
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const Rect r1 {
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static_cast<ui::Coord>(r.left() + x_min), r.top(),
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static_cast<ui::Dim>(x_avg - x_min), r.height()
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};
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painter.fill_rectangle(
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r1,
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Color::red()
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);
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const Rect r2 {
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static_cast<ui::Coord>(r.left() + x_avg), r.top(),
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1, r.height()
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};
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painter.fill_rectangle(
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r2,
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Color::white()
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);
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const Rect r3 {
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static_cast<ui::Coord>(r.left() + x_avg + 1), r.top(),
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static_cast<ui::Dim>(x_max - (x_avg + 1)), r.height()
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};
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painter.fill_rectangle(
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r3,
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Color::red()
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);
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const Rect r4 {
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static_cast<ui::Coord>(r.left() + x_max), r.top(),
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static_cast<ui::Dim>(x_lim - x_max), r.height()
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};
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painter.fill_rectangle(
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r4,
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Color::black()
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);
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}
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void RSSI::on_statistics_update(const RSSIStatistics& statistics) {
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min_ = statistics.min;
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avg_ = statistics.accumulator / statistics.count;
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max_ = statistics.max;
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set_dirty();
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}
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} /* namespace ui */
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