FM Radio ext app (#2428)

2026-08-24 00:19:02 +00:00 · 2024-12-17 18:53:26 +01:00
parent 42da7443b4
commit fff63e056a
5 changed files with 415 additions and 0 deletions
@@ -0,0 +1,168 @@
+/*
+ * Copyright (C) 2024 HTotoo
+ *
+ * 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_fmradio.hpp"
+
+#include "audio.hpp"
+#include "rtc_time.hpp"
+#include "baseband_api.hpp"
+#include "string_format.hpp"
+#include "portapack_persistent_memory.hpp"
+
+using namespace portapack;
+using namespace modems;
+using namespace ui;
+
+namespace ui::external_app::fmradio {
+
+void FmRadioView::focus() {
+    field_frequency.focus();
+}
+
+FmRadioView::FmRadioView(NavigationView& nav)
+    : nav_{nav} {
+    baseband::run_image(portapack::spi_flash::image_tag_wfm_audio);
+
+    add_children({&rssi,
+                  &field_rf_amp,
+                  &field_lna,
+                  &field_vga,
+                  &field_volume,
+                  &field_frequency,
+                  &btn_fav_save,
+                  &txt_save_help,
+                  &btn_fav_0,
+                  &btn_fav_1,
+                  &btn_fav_2,
+                  &btn_fav_3,
+                  &btn_fav_4,
+                  &btn_fav_5,
+                  &btn_fav_6,
+                  &btn_fav_7,
+                  &btn_fav_8,
+                  &btn_fav_9,
+                  &audio,
+                  &waveform});
+
+    txt_save_help.visible(false);
+    for (uint8_t i = 0; i < 12; ++i) {
+        if (freq_fav_list[i] == 0) {
+            freq_fav_list[i] = 87000000;
+        }
+    }
+
+    if (field_frequency.value() == 0) {
+        field_frequency.set_value(87000000);
+    }
+
+    receiver_model.set_modulation(ReceiverModel::Mode::WidebandFMAudio);
+
+    field_frequency.set_step(25000);
+    receiver_model.enable();
+    audio::output::start();
+
+    btn_fav_0.on_select = [this](Button&) {
+        on_btn_clicked(0);
+    };
+    btn_fav_1.on_select = [this](Button&) {
+        on_btn_clicked(1);
+    };
+    btn_fav_2.on_select = [this](Button&) {
+        on_btn_clicked(2);
+    };
+    btn_fav_3.on_select = [this](Button&) {
+        on_btn_clicked(3);
+    };
+    btn_fav_4.on_select = [this](Button&) {
+        on_btn_clicked(4);
+    };
+    btn_fav_5.on_select = [this](Button&) {
+        on_btn_clicked(5);
+    };
+    btn_fav_6.on_select = [this](Button&) {
+        on_btn_clicked(6);
+    };
+    btn_fav_7.on_select = [this](Button&) {
+        on_btn_clicked(7);
+    };
+    btn_fav_8.on_select = [this](Button&) {
+        on_btn_clicked(8);
+    };
+    btn_fav_9.on_select = [this](Button&) {
+        on_btn_clicked(9);
+    };
+
+    btn_fav_save.on_select = [this](Button&) {
+        save_fav = !save_fav;
+        txt_save_help.set_text(save_fav ? "Select slot" : "");
+        txt_save_help.visible(save_fav);
+        txt_save_help.set_dirty();
+    };
+
+    update_fav_btn_texts();
+}
+
+void FmRadioView::on_btn_clicked(uint8_t i) {
+    if (save_fav) {
+        save_fav = false;
+        freq_fav_list[i] = field_frequency.value();
+        update_fav_btn_texts();
+        txt_save_help.visible(save_fav);
+        txt_save_help.set_text("");
+        txt_save_help.set_dirty();
+        return;
+    }
+    field_frequency.set_value(freq_fav_list[i]);
+}
+
+std::string FmRadioView::to_nice_freq(rf::Frequency freq) {
+    std::string nice = to_string_dec_uint(freq / 1000000);
+    nice += ".";
+    nice += to_string_dec_uint((freq / 10000) % 100);
+    return nice;
+}
+
+void FmRadioView::update_fav_btn_texts() {
+    btn_fav_0.set_text(to_nice_freq(freq_fav_list[0]));
+    btn_fav_1.set_text(to_nice_freq(freq_fav_list[1]));
+    btn_fav_2.set_text(to_nice_freq(freq_fav_list[2]));
+    btn_fav_3.set_text(to_nice_freq(freq_fav_list[3]));
+    btn_fav_4.set_text(to_nice_freq(freq_fav_list[4]));
+    btn_fav_5.set_text(to_nice_freq(freq_fav_list[5]));
+    btn_fav_6.set_text(to_nice_freq(freq_fav_list[6]));
+    btn_fav_7.set_text(to_nice_freq(freq_fav_list[7]));
+    btn_fav_8.set_text(to_nice_freq(freq_fav_list[8]));
+    btn_fav_9.set_text(to_nice_freq(freq_fav_list[9]));
+}
+
+FmRadioView::~FmRadioView() {
+    receiver_model.disable();
+    baseband::shutdown();
+    audio::output::stop();
+}
+
+void FmRadioView::on_audio_spectrum() {
+    for (size_t i = 0; i < audio_spectrum_data->db.size(); i++)
+        audio_spectrum[i] = ((int16_t)audio_spectrum_data->db[i] - 127) * 256;
+    waveform.set_dirty();
+}
+
+}  // namespace ui::external_app::fmradio