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https://github.com/portapack-mayhem/mayhem-firmware.git
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033c4e9a5b
* Updated style * Updated files * fixed new line * Updated spacing * File fix WIP * Updated to clang 13 * updated comment style * Removed old comment code
61 lines
1.8 KiB
C++
61 lines
1.8 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_channel.hpp"
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#include "utility.hpp"
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#include <algorithm>
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namespace ui {
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void Channel::paint(Painter& painter) {
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const auto r = screen_rect();
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constexpr int db_min = -96;
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constexpr int db_max = 0;
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constexpr int db_delta = db_max - db_min;
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const range_t<int> x_max_range{0, r.width() - 1};
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const auto x_max = x_max_range.clip((max_db_ - db_min) * r.width() / db_delta);
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const Rect r0{r.left(), r.top(), x_max, r.height()};
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painter.fill_rectangle(
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r0,
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Color::blue());
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const Rect r1{r.left() + x_max, r.top(), 1, r.height()};
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painter.fill_rectangle(
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r1,
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Color::white());
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const Rect r2{r.left() + x_max + 1, r.top(), r.width() - (x_max + 1), r.height()};
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painter.fill_rectangle(
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r2,
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Color::black());
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}
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void Channel::on_statistics_update(const ChannelStatistics& statistics) {
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max_db_ = statistics.max_db;
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set_dirty();
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}
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} /* namespace ui */
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