New app: Spectrum Painter (#988)

* added spectrum painter app

firmware/application/apps/capture_app.hpp

@@ -29,6 +29,23 @@
 #include "ui_record_view.hpp"
 #include "ui_spectrum.hpp"
 
+#define BW_OPTIONS \
+			{ "  8k5", 8500 }, \
+			{ "  11k", 11000 }, \
+			{ "  16k", 16000 }, \
+			{ "  25k", 25000 }, \
+			{ "  50k", 50000 }, \
+			{ " 100k", 100000 }, \
+			{ " 250k", 250000 }, \
+			{ " 500k", 500000 },   /* Previous Limit bandwith Option with perfect micro SD write .C16 format operaton.*/  \
+			{ " 600k", 600000 },   /* That extended option is still possible to record with FW version Mayhem v1.41 (< 2,5MB/sec)  */  \
+ 			{ " 750k", 750000 },   /* From that BW onwards, the LCD is ok, but the recorded file is auto decimated,(not real file size) */  \
+			{ "1100k", 1100000 }, \
+			{ "1750k", 1750000 }, \
+			{ "2000k", 2000000 }, \
+			{ "2500k", 2500000 }, \
+			{ "2750k", 2750000 }    // That is our max Capture option , to keep using later / 8 decimation (22Mhz sampling  ADC)
+
 namespace ui {
 
 class CaptureAppView : public View {
@@ -88,21 +105,7 @@ private:
 		{ 5 * 8, 1 * 16 },
 		5,
 		{
-			{ "  8k5", 8500 },
-			{ " 11k ", 11000 },
-			{ " 16k ", 16000 },
-			{ " 25k ", 25000 },
-			{ " 50k ", 50000 },
-			{ "100k ", 100000 },
-			{ "250k ", 250000 },
-			{ "500k ", 500000 },   // Previous Limit bandwith Option with perfect micro SD write .C16 format operaton.
-			{ "600k ", 600000 },   // That extended option is still possible to record with FW version Mayhem v1.41 (< 2,5MB/sec)  
- 			{ "750k ", 750000 },   // From that BW onwards, the LCD is ok, but the recorded file is auto decimated,(not real file size) 
-			{ "1100k", 1100000 },
-	       	{ "1750k", 1750000 },
-			{ "2000k", 2000000 },
-			{ "2500k", 2500000 },
-			{ "2750k", 2750000 }    // That is our max Capture option , to keep using later / 8 decimation (22Mhz sampling  ADC)
+			BW_OPTIONS
 		}
 	};
 	

firmware/application/apps/ui_fileman.hpp

@@ -59,6 +59,7 @@ public:
 
 	void focus() override;	
 	std::string title() const override { return "Fileman"; };
+	void push_dir(const std::filesystem::path& path);
 	
 protected:
 	static constexpr size_t max_filename_length = 64;
@@ -83,7 +84,6 @@ protected:
 	std::filesystem::path get_selected_full_path() const;
 	const fileman_entry& get_selected_entry() const;
 
-	void push_dir(const std::filesystem::path& path);
 	void pop_dir();
 	void refresh_list();
 	void reload_current();

firmware/application/apps/ui_spectrum_painter.cpp

@@ -0,0 +1,233 @@
+/*
+ * Copyright (C) 2023 Bernd Herzog
+ *
+ * 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_spectrum_painter.hpp"
+#include "cpld_update.hpp"
+#include "bmp.hpp"
+#include "baseband_api.hpp"
+
+#include "ui_fileman.hpp"
+#include "io_file.hpp"
+#include "file.hpp"
+#include "portapack_persistent_memory.hpp"
+
+namespace ui {
+
+SpectrumPainterView::SpectrumPainterView(
+	NavigationView& nav
+) : nav_ (nav) {
+	baseband::run_image(portapack::spi_flash::image_tag_spectrum_painter);
+
+	add_children({
+		&labels,
+		&tab_view,
+		&input_image,
+		&input_text,
+		&progressbar,
+		&field_frequency,
+		&field_rfgain, 
+		&field_rfamp,
+		&check_loop,
+		&button_play,
+		&option_bandwidth,
+		&field_duration,
+		&field_pause,
+	});
+
+	Rect view_rect = { 0, 3 * 8, 240, 80 };
+	input_image.set_parent_rect(view_rect);
+	input_text.set_parent_rect(view_rect);
+
+	field_frequency.set_value(target_frequency());
+	field_frequency.set_step(5000);
+	field_frequency.on_change = [this](rf::Frequency f) {
+		this->on_target_frequency_changed(f);
+	};
+	field_frequency.on_edit = [this, &nav]() {
+		auto new_view = nav.push<FrequencyKeypadView>(this->target_frequency());
+		new_view->on_changed = [this](rf::Frequency f) {
+			this->on_target_frequency_changed(f);
+			this->field_frequency.set_value(f);
+		};
+	};
+
+	tx_gain = 10;
+	field_rfgain.set_value(tx_gain);  // Initial default  value (-12 dB's max ).
+    field_rfgain.on_change = [this](int32_t v) { // allow initial value change just after opened file.
+		tx_gain = v;
+		portapack::transmitter_model.set_tx_gain(tx_gain);
+	};
+
+	field_rfamp.set_value(rf_amp ? 14 : 0);  // Initial default value True. (TX RF amp on , +14dB's)
+	field_rfamp.on_change = [this](int32_t v) {	// allow initial value change just after opened file.	
+		rf_amp = (bool)v;
+		portapack::transmitter_model.set_rf_amp(rf_amp);
+	};
+
+	input_image.on_input_avaliable = [this]() {
+		image_input_avaliable = true;
+	};
+
+	button_play.on_select = [this](ImageButton&) {
+		if (tx_active == false) {
+			tx_mode = tab_view.selected();
+
+			if (tx_mode == 0 && image_input_avaliable == false)
+				return;
+
+			//Enable Bias Tee if selected
+			radio::set_antenna_bias(portapack::get_antenna_bias());
+
+			radio::enable({
+				portapack::receiver_model.tuning_frequency(),
+				3072000U,
+				1750000,
+				rf::Direction::Transmit,
+				rf_amp,
+				static_cast<int8_t>(portapack::receiver_model.lna()),
+				static_cast<int8_t>(portapack::receiver_model.vga())
+			});  
+
+			if (portapack::persistent_memory::stealth_mode()){
+				DisplaySleepMessage message;
+				EventDispatcher::send_message(message);
+			}
+
+			button_play.set_bitmap(&bitmap_stop);
+
+			if (tx_mode == 0) {
+				tx_current_max_lines = input_image.get_height();
+				tx_current_width = input_image.get_width();
+			}
+			else {
+				tx_current_max_lines = input_text.get_height();
+				tx_current_width = input_text.get_width();
+			}
+
+			progressbar.set_max(tx_current_max_lines);
+			progressbar.set_value(0);
+
+			baseband::set_spectrum_painter_config(tx_current_width, tx_current_max_lines, false, option_bandwidth.selected_index_value());
+		}
+		else {
+			stop_tx();
+		}
+	};
+
+	option_bandwidth.on_change = [this](size_t, ui::OptionsField::value_t value) {
+		baseband::set_spectrum_painter_config(tx_current_width, tx_current_max_lines, true, value);
+	};
+
+	field_duration.set_value(10);
+	field_pause.set_value(5);
+}
+
+void SpectrumPainterView::start_tx() {
+	tx_current_line = 0;
+	tx_active = true;
+	tx_timestamp_start = chTimeNow();
+}
+
+void SpectrumPainterView::stop_tx() {
+	button_play.set_bitmap(&bitmap_play);
+	portapack::transmitter_model.disable();
+	tx_active = false;
+	tx_current_line = 0;
+}
+
+void SpectrumPainterView::frame_sync() {
+	if (tx_active) {
+		if (fifo->is_empty()) {
+
+			int32_t sequence_duration = (field_duration.value() + ( check_loop.value() ? field_pause.value() : 0)) * 1000;
+			int32_t sequence_time = tx_time_elapsed() % sequence_duration;
+			bool is_pausing = sequence_time > field_duration.value() * 1000;
+
+			if (is_pausing) {
+				fifo->in(std::vector<uint8_t>(tx_current_width));
+			} else {
+				auto current_time_line = sequence_time * tx_current_max_lines / (field_duration.value() * 1000);
+				
+				if (tx_current_line > current_time_line && !check_loop.value()) {
+					fifo->in(std::vector<uint8_t>(tx_current_width));
+					stop_tx();
+					return;
+				}
+
+				tx_current_line = current_time_line;
+				progressbar.set_value(current_time_line);
+
+				if (tx_mode == 0) {
+					std::vector<uint8_t> line = input_image.get_line(current_time_line);
+					fifo->in(line);
+				}
+				else {
+					std::vector<uint8_t> line = input_text.get_line(current_time_line);
+					fifo->in(line);
+				}
+			}
+		}
+	}
+}
+
+SpectrumPainterView::~SpectrumPainterView() {
+	portapack::transmitter_model.disable();
+	hackrf::cpld::load_sram_no_verify();
+	baseband::shutdown();
+}
+
+void SpectrumPainterView::focus() {
+	tab_view.focus();
+}
+
+void SpectrumPainterView::on_target_frequency_changed(rf::Frequency f) {
+	set_target_frequency(f);
+}
+
+void SpectrumPainterView::set_target_frequency(const rf::Frequency new_value) {
+	portapack::persistent_memory::set_tuned_frequency(new_value);
+}
+
+rf::Frequency SpectrumPainterView::target_frequency() const {
+	return portapack::persistent_memory::tuned_frequency();
+}
+
+void SpectrumPainterView::paint(Painter& painter) {
+	View::paint(painter);
+
+	size_t c;
+	Point pos = { 0, screen_pos().y() + 8 + footer_location };
+	
+	for (c = 0; c < 20; c++) {
+		painter.draw_bitmap(
+			pos,
+			bitmap_stripes,
+			ui::Color(191, 191, 0),
+			ui::Color::black()
+		);
+		if (c != 9)
+			pos += { 24, 0 };
+		else
+			pos = { 0, screen_pos().y() + 8 + footer_location + 32 + 8 };
+	}
+}
+
+}

firmware/application/apps/ui_spectrum_painter.hpp

@@ -0,0 +1,177 @@
+/*
+ * Copyright (C) 2023 Bernd Herzog
+ *
+ * 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.
+ */
+
+#pragma once
+
+#include "ui.hpp"
+#include "ui_widget.hpp"
+
+#include "ui_navigation.hpp"
+#include "ui_tabview.hpp"
+#include "capture_app.hpp"
+#include "baseband_api.hpp"
+
+#include "portapack.hpp"
+#include "message.hpp"
+
+#include "ui_spectrum_painter_image.hpp"
+#include "ui_spectrum_painter_text.hpp"
+
+namespace ui {
+
+class SpectrumPainterView : public View {
+public:
+	SpectrumPainterView(NavigationView& nav);
+	~SpectrumPainterView();
+
+	SpectrumPainterView(const SpectrumPainterView&) = delete;
+	SpectrumPainterView(SpectrumPainterView&&) = delete;
+	SpectrumPainterView& operator=(const SpectrumPainterView&) = delete;
+	SpectrumPainterView& operator=(SpectrumPainterView&&) = delete;
+
+	void focus() override;
+	void paint(Painter& painter) override;
+	
+	std::string title() const override { return "Spec.Painter"; };
+
+private:
+	void on_target_frequency_changed(rf::Frequency f);
+	void set_target_frequency(const rf::Frequency new_value);
+	rf::Frequency target_frequency() const;
+
+	NavigationView& nav_;
+	bool image_input_avaliable { false };
+	bool tx_active { false };
+	uint32_t tx_mode { 0 };
+	uint16_t tx_current_line { 0 };
+	uint16_t tx_current_max_lines { 0 };
+	uint16_t tx_current_width { 0 };
+	systime_t tx_timestamp_start { 0 };
+
+	inline uint32_t tx_time_elapsed() {
+		auto now = chTimeNow();
+		return now - tx_timestamp_start;
+	}
+
+	int32_t tx_gain { 47 };
+	bool rf_amp { false };
+
+	SpectrumInputImageView input_image { nav_ };
+	SpectrumInputTextView input_text { nav_ };
+	
+	std::array<View*, 2> input_views { { &input_image, &input_text } };
+
+	TabView tab_view {
+		{ "Image", Color::white(), input_views[0] },
+		{ "Text", Color::white(), input_views[1] }
+	};
+
+	static constexpr int32_t footer_location = 15 * 16 + 8;
+	ProgressBar progressbar {
+		{ 4, footer_location - 16, 240-8, 16 }
+	};
+
+	Labels labels {
+		{ { 10 * 8, footer_location + 1 * 16 }, "GAIN   A:", Color::light_grey() },
+		{ { 1 * 8, footer_location + 2 * 16 }, "BW:      Du:    P:", Color::light_grey() },
+	};
+
+	FrequencyField field_frequency {
+		{ 0 * 8, footer_location + 1 * 16 },
+	};
+	
+	NumberField field_rfgain {
+		{ 14 * 8, footer_location + 1 * 16 },
+		2,
+		{ 0, 47 },
+		1,
+		' '
+	};
+
+	NumberField field_rfamp {
+		{ 19 * 8, footer_location + 1 * 16 },
+		2,
+		{ 0, 14 },
+		14,
+		' '
+	};
+
+	Checkbox check_loop {
+		{ 21 * 8, footer_location + 1 * 16 },
+		4,
+		"Loop",
+		true
+	};
+
+	ImageButton button_play {
+		{ 28 * 8, footer_location + 1 * 16, 2 * 8, 1 * 16 },
+		&bitmap_play,
+		Color::green(),
+		Color::black()
+	};
+
+	OptionsField option_bandwidth {
+		{ 4 * 8, footer_location + 2 * 16 },
+		5,
+		{
+			BW_OPTIONS
+		}
+	};
+	
+	NumberField field_duration {
+		{ 13 * 8, footer_location + 2 * 16 },
+		3,
+		{ 1, 999 },
+		1,
+		' '
+	};
+
+	NumberField field_pause {
+		{ 19 * 8, footer_location + 2 * 16 },
+		2,
+		{ 0, 99 },
+		1,
+		' '
+	};
+
+	SpectrumPainterFIFO* fifo { nullptr };
+	void start_tx();
+	void frame_sync();
+	void stop_tx();
+
+	MessageHandlerRegistration message_handler_fifo_signal {
+		Message::ID::SpectrumPainterBufferResponseConfigure,
+		[this](const Message* const p) {
+			const auto message = static_cast<const SpectrumPainterBufferConfigureResponseMessage*>(p);
+			this->fifo = message->fifo;
+			this->start_tx();
+		}
+	};
+
+	MessageHandlerRegistration message_handler_sample {
+		Message::ID::DisplayFrameSync,
+		[this](const Message* const) {
+			this->frame_sync();
+		}
+	};
+};
+
+}

firmware/application/apps/ui_spectrum_painter_image.cpp

@@ -0,0 +1,265 @@
+/*
+ * Copyright (C) 2023 Bernd Herzog
+ *
+ * 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_spectrum_painter_image.hpp"
+#include "cpld_update.hpp"
+#include "bmp.hpp"
+#include "baseband_api.hpp"
+
+#include "ui_fileman.hpp"
+#include "io_file.hpp"
+#include "file.hpp"
+#include "portapack_persistent_memory.hpp"
+
+namespace ui {
+
+SpectrumInputImageView::SpectrumInputImageView(NavigationView& nav) {
+	hidden(true);
+
+	add_children({
+		&button_load_image
+	});
+
+	button_load_image.on_select = [this, &nav](Button&) {
+		auto open_view = nav.push<FileLoadView>(".bmp");
+
+		constexpr auto data_directory = u"SPECTRUM";
+		if (std::filesystem::is_directory(data_directory) == false) {
+			if (make_new_directory(data_directory).ok())
+				open_view->push_dir(data_directory);
+		}
+		else
+			open_view->push_dir(data_directory);
+
+		open_view->on_changed = [this](std::filesystem::path new_file_path) {
+			this->file = new_file_path.string();
+			painted = false;
+			this->set_dirty();
+
+			this->on_input_avaliable();
+		};
+	};
+}
+
+SpectrumInputImageView::~SpectrumInputImageView() {
+}
+
+void SpectrumInputImageView::focus() {
+    button_load_image.focus();
+}
+
+bool SpectrumInputImageView::drawBMP_scaled(const ui::Rect r, const std::string file) {
+	File bmpimage;
+	size_t file_pos = 0;
+	uint16_t pointer = 0;
+	int16_t px = 0, py, zoom_factor = 0;
+	bmp_header_t bmp_header;
+	char buffer[257];
+	ui::Color line_buffer[240];
+
+	auto result = bmpimage.open(file);
+	if(result.is_valid())
+		return false;
+
+	bmpimage.seek(file_pos);
+	auto read_size = bmpimage.read(&bmp_header, sizeof(bmp_header));
+	if (!((bmp_header.signature == 0x4D42) && // "BM" Signature
+		(bmp_header.planes == 1) && // Seems always to be 1
+		(bmp_header.compression == 0 || bmp_header.compression == 3 ))) {	// No compression
+			return false;
+	}
+
+	switch(bmp_header.bpp) {
+		case 16:
+			file_pos = 0x36;
+			memset(buffer, 0, 16);
+			bmpimage.read(buffer, 16);
+			if(buffer[1] == 0x7C)
+				type = 3; // A1R5G5B5
+			else
+				type = 0; // R5G6B5
+			break;
+		case 24:
+			type = 1;
+			break;
+		case 32:
+		default:
+			type = 2;
+			break;
+	}
+
+	width = bmp_header.width;
+	height = bmp_header.height;
+
+	data_start = file_pos = bmp_header.image_data;
+
+	while (r.width() < (width >> zoom_factor) || r.height() < (height >> zoom_factor)) {
+		zoom_factor++;
+	}
+
+	py = height + 16;
+
+	while(1) {
+		while(px < width) {
+			bmpimage.seek(file_pos);
+			memset(buffer, 0, 257);
+			read_size = bmpimage.read(buffer, 256);
+			if (read_size.is_error())
+				return false;	// Read error
+
+			pointer = 0;
+			while(pointer < 256) {
+				if(pointer + 4 > 256)
+					break;
+				switch(type) {
+					case 0: // R5G6B5
+						if ((((1 << zoom_factor) - 1) & px) == 0x00)
+							line_buffer[px >> zoom_factor] = ui::Color(((uint16_t)buffer[pointer] & 0x1F) | ((uint16_t)buffer[pointer] & 0xE0) << 1 | ((uint16_t)buffer[pointer + 1] & 0x7F) << 9);
+
+						pointer += 2;
+						file_pos += 2;
+						break;
+
+					case 3: // A1R5G5B5
+						if ((((1 << zoom_factor) - 1) & px) == 0x00)
+							line_buffer[px >> zoom_factor] = ui::Color((uint16_t)buffer[pointer] | ((uint16_t)buffer[pointer + 1] << 8));
+
+						pointer += 2;
+						file_pos += 2;
+						break;
+
+					case 1: // 24
+					default:
+						if ((((1 << zoom_factor) - 1) & px) == 0x00)
+							line_buffer[px >> zoom_factor] = ui::Color(buffer[pointer + 2], buffer[pointer + 1], buffer[pointer]);
+						pointer += 3;
+						file_pos += 3;
+						break;
+						
+					case 2: // 32
+						if ((((1 << zoom_factor) - 1) & px) == 0x00)
+							line_buffer[px >> zoom_factor] = ui::Color(buffer[pointer + 2], buffer[pointer + 1], buffer[pointer]);
+						pointer += 4;
+						file_pos += 4;
+						break;
+				}
+
+				px++;
+				if(px >= width) {
+					break;
+				}
+			}
+
+			if(read_size.value() != 256)
+				break;
+		}
+
+		if ((((1 << zoom_factor) - 1) & py) == 0x00)
+			portapack::display.render_line({ r.left(), r.top() + (py >> zoom_factor) }, px >> zoom_factor, line_buffer);
+
+		px = 0;
+		py--;
+
+		if(read_size.value() < 256 || py < 0)
+			break;
+	}
+
+	return true;
+}
+
+uint16_t SpectrumInputImageView::get_width(){
+	return this->width;
+}
+
+uint16_t SpectrumInputImageView::get_height(){
+	return this->height;
+}
+
+std::vector<uint8_t> SpectrumInputImageView::get_line(uint16_t y) {
+	File bmpimage;
+	bmpimage.open(this->file);
+
+	//seek to line
+	uint32_t line_size = width * (type == 2 ? 4 : (type == 1 ? 3 : 2));
+	uint32_t line_offset = y * line_size;
+	bmpimage.seek(data_start + line_offset);
+
+	// allocate memory and read
+	auto buffer = new uint8_t[line_size];
+	auto bytes_read = bmpimage.read(buffer, line_size);
+
+	// greyscale
+	auto grey_buffer = new uint8_t[width];
+	int pointer = 0;
+	for (uint16_t px = 0; px < width; px++) {
+		ui::Color color;
+		switch(type) {
+		case 0: // R5G6B5
+			pointer = px * 2;
+			color = ui::Color(((uint16_t)buffer[pointer] & 0x1F) | ((uint16_t)buffer[pointer] & 0xE0) << 1 | ((uint16_t)buffer[pointer + 1] & 0x7F) << 9);
+			break;
+
+		case 3: // A1R5G5B5
+			pointer = px * 2;
+			color = ui::Color((uint16_t)buffer[pointer] | ((uint16_t)buffer[pointer + 1] << 8));
+			break;
+
+		case 1: // 24
+		default:
+			pointer = px * 3;
+			color = ui::Color(buffer[pointer + 2], buffer[pointer + 1], buffer[pointer]);
+			break;
+
+		case 2: // 32
+			pointer = px * 4;
+			color = ui::Color(buffer[pointer + 2], buffer[pointer + 1], buffer[pointer]);
+			break;
+		}
+
+		grey_buffer[px] = color.to_greyscale();
+	}
+
+	delete buffer;
+
+	std::vector<uint8_t> values(width);
+	for(int i = 0; i < width; i++) {
+		values[i] = grey_buffer[i];
+	}
+
+	delete grey_buffer;
+
+	return values;
+}
+
+void SpectrumInputImageView::paint(Painter& painter) {
+	painter.fill_rectangle(
+		{{0, 40}, {240, 204}},
+		style().background
+	);
+
+	if (!painted) {
+		// This is very slow for big pictures. Do only once.
+		this->drawBMP_scaled({{ 0, 40 }, {240, 160}}, this->file);
+		painted = true;
+	}
+}
+
+}

firmware/application/apps/ui_spectrum_painter_image.hpp

@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2023 Bernd Herzog
+ *
+ * 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.
+ */
+
+#pragma once
+
+#include "ui.hpp"
+#include "ui_widget.hpp"
+
+#include "ui_navigation.hpp"
+#include "ui_tabview.hpp"
+#include "ui_transmitter.hpp"
+#include "baseband_api.hpp"
+
+#include "portapack.hpp"
+#include "message.hpp"
+
+namespace ui {
+
+class SpectrumInputImageView : public View {
+public:
+	SpectrumInputImageView(NavigationView& nav);
+	~SpectrumInputImageView();
+
+	void focus() override;
+	void paint(Painter&) override;
+
+	uint16_t get_width();
+	uint16_t get_height();
+	std::vector<uint8_t> get_line(uint16_t);
+
+	std::function<void()> on_input_avaliable { };
+
+private:
+	bool painted {false};
+	std::string file {""};
+	uint16_t width {0};
+	uint16_t height {0};
+	uint8_t type {0};
+	uint32_t data_start {0};
+	
+	Button button_load_image {
+		{ 0 * 8, 11 * 16 - 4, 30 * 8, 28 },
+		"Load Image ..."
+	};
+	
+	bool drawBMP_scaled(const ui::Rect r, const std::string file);
+};
+
+}

firmware/application/apps/ui_spectrum_painter_text.cpp

@@ -0,0 +1,111 @@
+/*
+ * Copyright (C) 2023 Bernd Herzog
+ *
+ * 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_spectrum_painter_text.hpp"
+#include "cpld_update.hpp"
+#include "bmp.hpp"
+#include "baseband_api.hpp"
+
+#include "ui_fileman.hpp"
+#include "io_file.hpp"
+#include "file.hpp"
+#include "portapack_persistent_memory.hpp"
+#include "ui_font_fixed_8x16.hpp"
+
+namespace ui {
+
+SpectrumInputTextView::SpectrumInputTextView(NavigationView& nav) {
+	hidden(true);
+
+	add_children({
+		&text_message_0,
+		&text_message_1,
+		&text_message_2,
+		&text_message_3,
+		&text_message_4,
+		&text_message_5,
+		&text_message_6,
+		&text_message_7,
+		&text_message_8,
+		&text_message_9,
+		&button_message
+	 });
+
+	button_message.on_select = [this, &nav](Button&) {
+		this->on_set_text(nav);
+	};
+}
+
+SpectrumInputTextView::~SpectrumInputTextView() {
+}
+
+void SpectrumInputTextView::on_set_text(NavigationView& nav) {
+	text_prompt(nav, buffer, 300);
+}
+
+void SpectrumInputTextView::focus() {
+    button_message.focus();
+}
+
+void SpectrumInputTextView::paint(Painter& painter) {
+	message = buffer;
+	for (uint32_t i = 0 ; i < text_message.size(); i++) {
+		if (message.length() > i * 30)
+			text_message[i]->set(message.substr(i * 30, 30));
+		else
+			text_message[i]->set("");
+	}
+
+	painter.fill_rectangle(
+		{{0, 40}, {240, 204}},
+		style().background
+	);
+}
+
+constexpr uint32_t pixel_repeat = 32;
+uint16_t SpectrumInputTextView::get_width(){
+	return 16 * pixel_repeat;
+}
+
+uint16_t SpectrumInputTextView::get_height(){
+	return this->message.length() * 8;
+}
+
+std::vector<uint8_t> SpectrumInputTextView::get_line(uint16_t y) {
+	auto character_position = y / 8;
+	auto character = this->message[character_position];
+	auto glyph_data = ui::font::fixed_8x16.glyph(character).pixels();
+	
+	auto line_in_character = y % 8;
+	std::vector<uint8_t> data(16 * pixel_repeat);
+
+	for (uint32_t index = 0; index < 16; index++) {
+		auto glyph_byte = index;
+		auto glyph_bit = line_in_character;
+		uint8_t glyph_pixel = (glyph_data[glyph_byte] & (1 << glyph_bit)) >> glyph_bit;
+
+		for (uint32_t j = 0; j < pixel_repeat; j++)
+			data[index*pixel_repeat + j] = glyph_pixel * 255;
+	}
+
+	return data;
+}
+}

firmware/application/apps/ui_spectrum_painter_text.hpp

@@ -0,0 +1,124 @@
+/*
+ * Copyright (C) 2023 Bernd Herzog
+ *
+ * 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.
+ */
+
+#pragma once
+
+#include "ui.hpp"
+#include "ui_widget.hpp"
+
+#include "ui_navigation.hpp"
+#include "ui_tabview.hpp"
+#include "ui_transmitter.hpp"
+#include "baseband_api.hpp"
+
+#include "portapack.hpp"
+#include "message.hpp"
+
+namespace ui {
+
+class SpectrumInputTextView : public View {
+public:
+	SpectrumInputTextView(NavigationView& nav);
+	~SpectrumInputTextView();
+
+	void focus() override;
+	void paint(Painter&) override;
+	
+	uint16_t get_width();
+	uint16_t get_height();
+	std::vector<uint8_t> get_line(uint16_t);
+
+private:
+	std::string buffer { "PORTAPACK" };
+	std::string message { };
+	void on_set_text(NavigationView& nav);
+
+	Text text_message_0 {
+		{ 0 * 8, 0 * 16, 30 * 8, 16 },
+		""
+	};
+	
+	Text text_message_1 {
+		{ 0 * 8, 1 * 16, 30 * 8, 16 },
+		""
+	};
+	
+	Text text_message_2 {
+		{ 0 * 8, 2 * 16, 30 * 8, 16 },
+		""
+	};
+	
+	Text text_message_3 {
+		{ 0 * 8, 3 * 16, 30 * 8, 16 },
+		""
+	};
+	
+	Text text_message_4 {
+		{ 0 * 8, 4 * 16, 30 * 8, 16 },
+		""
+	};
+	
+	Text text_message_5 {
+		{ 0 * 8, 5 * 16, 30 * 8, 16 },
+		""
+	};
+	
+	Text text_message_6 {
+		{ 0 * 8, 6 * 16, 30 * 8, 16 },
+		""
+	};
+	
+	Text text_message_7 {
+		{ 0 * 8, 7 * 16, 30 * 8, 16 },
+		""
+	};
+	
+	Text text_message_8 {
+		{ 0 * 8, 8 * 16, 30 * 8, 16 },
+		""
+	};
+	
+	Text text_message_9 {
+		{ 0 * 8, 9 * 16, 30 * 8, 16 },
+		""
+	};
+
+	std::array<Text*, 10> text_message { { 
+		&text_message_0,
+		&text_message_1,
+		&text_message_2,
+		&text_message_3,
+		&text_message_4,
+		&text_message_5,
+		&text_message_6,
+		&text_message_7,
+		&text_message_8,
+		&text_message_9,
+	} };
+
+	Button button_message {
+		{ 0 * 8, 11 * 16 - 4, 30 * 8, 28 },
+		"Set message"
+	};
+
+};
+
+}