move Temprature debug app into external (#2411)

* remove commented out code

firmware/application/external/mcu_temperature/mcu_temperature.hpp

@@ -0,0 +1,90 @@
+/*
+ * Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
+ *
+ * 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.
+ */
+
+#ifndef __MCU_TEMPERATURE_H__
+#define __MCU_TEMPERATURE_H__
+
+#include "ui.hpp"
+#include "ui_widget.hpp"
+#include "ui_painter.hpp"
+#include "ui_menu.hpp"
+#include "ui_navigation.hpp"
+
+#include "rffc507x.hpp"
+#include "portapack.hpp"
+#include "memory_map.hpp"
+#include "irq_controls.hpp"
+
+#include <functional>
+#include <utility>
+
+namespace ui::external_app::mcu_temperature {
+
+class McuTemperatureWidget : public Widget {
+   public:
+    explicit McuTemperatureWidget(
+        Rect parent_rect)
+        : Widget{parent_rect} {
+    }
+
+    void paint(Painter& painter) override;
+
+   private:
+    using sample_t = uint32_t;
+    using temperature_t = int32_t;
+
+    temperature_t temperature(const sample_t sensor_value) const;
+    Coord screen_y(const temperature_t temperature, const Rect& screen_rect) const;
+
+    std::string temperature_str(const temperature_t temperature) const;
+
+    static constexpr temperature_t display_temp_min = -10;  // Accomodate negative values, present in cold startup cases
+    static constexpr temperature_t display_temp_scale = 3;
+    static constexpr int bar_width = 1;
+    static constexpr int temp_len = 5;  // Now scale shows up to 5 chars ("-10ºC")
+};
+
+class McuTemperatureView : public View {
+   public:
+    explicit McuTemperatureView(NavigationView& nav);
+
+    void focus() override;
+
+    std::string title() const override { return "Temperature"; };
+
+   private:
+    Text text_title{
+        {76, 16, 240, 16},
+        "Temperature",
+    };
+
+    McuTemperatureWidget temperature_widget{
+        {0, 40, 240, 180},
+    };
+
+    Button button_done{
+        {72, 264, 96, 24},
+        "Done"};
+};
+
+}  // namespace ui::external_app::mcu_temperature
+
+#endif /*__MCU_TEMPERATURE_H__*/