mirror of
https://github.com/portapack-mayhem/mayhem-firmware.git
synced 2024-12-13 19:54:39 +00:00
146 lines
3.1 KiB
C++
146 lines
3.1 KiB
C++
/*
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* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
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* Copyright (C) 2017 Furrtek
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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.hpp"
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#include "ui_navigation.hpp"
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#include "io_wave.hpp"
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#include "spectrum_color_lut.hpp"
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namespace ui {
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class ViewWavView : public View {
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public:
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ViewWavView(NavigationView& nav);
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void focus() override;
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void paint(Painter&) override;
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std::string title() const override { return "WAV viewer"; };
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private:
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NavigationView& nav_;
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static constexpr uint32_t subsampling_factor = 8;
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void update_scale(int32_t new_scale);
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void refresh_waveform();
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void refresh_measurements();
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void on_pos_changed();
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void load_wav(std::filesystem::path file_path);
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void reset_controls();
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std::unique_ptr<WAVFileReader> wav_reader { };
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int16_t waveform_buffer[240] { };
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uint8_t amplitude_buffer[240] { };
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int32_t scale { 1 };
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uint64_t ns_per_pixel { };
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uint64_t position { };
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Labels labels {
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{ { 0 * 8, 0 * 16 }, "File:", Color::light_grey() },
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{ { 0 * 8, 1 * 16 }, "Samplerate:", Color::light_grey() },
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{ { 0 * 8, 2 * 16 }, "Title:", Color::light_grey() },
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{ { 0 * 8, 3 * 16 }, "Duration:", Color::light_grey() },
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{ { 0 * 8, 11 * 16 }, "Position: s Scale:", Color::light_grey() },
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{ { 0 * 8, 12 * 16 }, "Cursor A:", Color::dark_cyan() },
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{ { 0 * 8, 13 * 16 }, "Cursor B:", Color::dark_magenta() },
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{ { 0 * 8, 14 * 16 }, "Delta:", Color::light_grey() }
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};
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Text text_filename {
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{ 5 * 8, 0 * 16, 12 * 8, 16 },
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""
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};
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Text text_samplerate {
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{ 11 * 8, 1 * 16, 8 * 8, 16 },
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""
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};
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Text text_title {
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{ 6 * 8, 2 * 16, 18 * 8, 16 },
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""
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};
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Text text_duration {
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{ 9 * 8, 3 * 16, 18 * 8, 16 },
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""
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};
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Button button_open {
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{ 24 * 8, 8, 6 * 8, 2 * 16 },
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"Open"
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};
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Waveform waveform {
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{ 0, 5 * 16, 240, 64 },
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waveform_buffer,
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240,
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0,
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false,
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Color::white()
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};
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NumberField field_pos_seconds {
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{ 9 * 8, 11 * 16 },
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3,
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{ 0, 999 },
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1,
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' '
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};
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NumberField field_pos_samples {
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{ 14 * 8, 11 * 16 },
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6,
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{ 0, 999999 },
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1,
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'0'
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};
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NumberField field_scale {
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{ 28 * 8, 11 * 16 },
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2,
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{ 1, 40 },
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1,
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' '
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};
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NumberField field_cursor_a {
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{ 9 * 8, 12 * 16 },
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3,
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{ 0, 239 },
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1,
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' ',
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true
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};
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NumberField field_cursor_b {
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{ 9 * 8, 13 * 16 },
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3,
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{ 0, 239 },
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1,
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' ',
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true
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};
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Text text_delta {
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{ 6 * 8, 14 * 16, 30 * 8, 16 },
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"-"
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};
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};
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} /* namespace ui */
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