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/*
* Copyright (C) 2014 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 __UI_RECEIVER_H__
#define __UI_RECEIVER_H__
#include "ui.hpp"
#include "ui_navigation.hpp"
#include "ui_painter.hpp"
#include "ui_widget.hpp"
#include "rf_path.hpp"
#include <cstddef>
#include <cstdint>
#include <algorithm>
#include <functional>
namespace ui {
class FrequencyField : public Widget {
public:
std::function<void(rf::Frequency)> on_change{};
std::function<void(void)> on_edit{};
std::function<void(void)> on_show_options{};
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using range_t = rf::FrequencyRange;
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FrequencyField(const Point parent_pos);
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rf::Frequency value() const;
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void set_value(rf::Frequency new_value);
void set_step(rf::Frequency new_value);
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void paint(Painter& painter) override;
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bool on_key(const ui::KeyEvent event) override;
bool on_encoder(const EncoderEvent delta) override;
bool on_touch(const TouchEvent event) override;
void on_focus() override;
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private:
const size_t length_;
const range_t range;
rf::Frequency value_{0};
rf::Frequency step{25000};
uint64_t last_ms_{0};
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rf::Frequency clamp_value(rf::Frequency value);
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};
template <size_t N>
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class FieldString {
public:
enum Justify {
Right,
Left,
};
constexpr FieldString(
Justify justify)
: justify{justify} {
}
uint32_t as_int() const {
uint32_t value = 0;
for (const auto c : s) {
const uint_fast8_t digit = (c == ' ') ? 0 : c - '0';
value = (value * 10) + digit;
}
return value;
}
void set(uint32_t value) {
std::generate(s.rbegin(), s.rend(), [&value]() {
const char digit = (value % 10) + '0';
value /= 10;
return digit;
});
}
void clear() {
s.fill(' ');
}
void add_digit(const char c) {
insert_right(c);
}
void delete_digit() {
if (justify == Justify::Right) {
shift_right();
s.front() = ' ';
} else {
auto first_digit = std::find_if(s.rbegin(), s.rend(), [](const char& a) {
return a != ' ';
});
if (first_digit != s.rend()) {
*first_digit = ' ';
}
}
}
std::string as_string() const {
return {s.data(), s.size()};
}
void remove_leading_zeros() {
remove_zeros(s.begin(), s.end());
}
void remove_trailing_zeros() {
remove_zeros(s.rbegin(), s.rend());
}
private:
using array_type = std::array<char, N>;
array_type s{};
Justify justify{Justify::Left};
template <typename Iterator>
void remove_zeros(Iterator begin, Iterator end) {
const auto first_significant_digit =
std::find_if(begin, end, [](const char& a) {
return a != '0';
});
std::fill(begin, first_significant_digit, ' ');
}
void insert_right(const char c) {
auto insert_point = s.end() - 1;
if (justify == Justify::Left) {
insert_point = std::find_if(s.begin(), s.end(), [](const char& a) {
return a == ' ';
});
}
if (*insert_point != ' ') {
insert_point = shift_left();
}
*insert_point = c;
}
typename array_type::iterator shift_left() {
return std::move(s.begin() + 1, s.end(), s.begin());
}
typename array_type::iterator shift_right() {
return std::move_backward(s.begin(), s.end() - 1, s.end());
}
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};
class FrequencyKeypadView : public View {
public:
std::function<void(rf::Frequency)> on_changed{};
FrequencyKeypadView(
NavigationView& nav,
const rf::Frequency value);
void focus() override;
rf::Frequency value() const;
void set_value(const rf::Frequency new_value);
bool on_encoder(const EncoderEvent delta) override;
private:
int16_t focused_button = 0;
static constexpr int button_w = 240 / 3;
static constexpr int button_h = 48;
static constexpr int mhz_digits = 4;
static constexpr int submhz_digits = 4;
static constexpr int mhz_mod = pow(10, mhz_digits);
static constexpr int submhz_base = pow(10, 6 - submhz_digits);
static constexpr int text_digits = mhz_digits + 1 + submhz_digits;
Text text_value{
{0, 4, 240, 16}};
std::array<Button, 12> buttons{};
Button button_save{
{0, button_h * 5, 60, button_h},
"Save"};
Button button_load{
{60, button_h * 5, 60, button_h},
"Load"};
Button button_close{
{128, button_h * 5, 112, button_h},
"Done"};
/* TODO: Template arg required in enum?! */
FieldString<mhz_digits> mhz{FieldString<4>::Justify::Right};
FieldString<submhz_digits> submhz{FieldString<4>::Justify::Left};
enum State {
DigitMHz,
DigitSubMHz
};
State state{DigitMHz};
bool clear_field_if_digits_entered{true};
void on_button(Button& button);
void digit_add(const char c);
void digit_delete();
void field_toggle();
void update_text();
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};
class FrequencyStepView : public OptionsField {
public:
FrequencyStepView(
Point parent_pos)
: OptionsField{
parent_pos,
5,
{
{" Auto", 0}, /* Faster == larger step. */
{" 10", 10}, /* Fine tuning SSB voice pitch,in HF and QO-100 sat #669 */
{" 50", 50}, /* added 50Hz/10Hz,but we do not increase GUI digit decimal */
{" 100", 100},
{" 1k ", 1000},
{" 3k ", 3000}, /* Approximate SSB bandwidth */
{" 5k ", 5000},
{" 6k3", 6250},
{" 9k ", 9000}, /* channel spacing for LF, MF in some regions */
{" 10k ", 10000},
{" 12k5", 12500},
{" 25k ", 25000},
{"100k ", 100000},
{" 1M ", 1000000},
{" 10M ", 10000000},
}} {
}
};
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class FrequencyOptionsView : public View {
public:
std::function<void(rf::Frequency)> on_change_step{};
std::function<void(int32_t)> on_change_reference_ppm_correction{};
FrequencyOptionsView(const Rect parent_rect, const Style* const style);
void set_step(rf::Frequency f);
void set_reference_ppm_correction(int32_t v);
private:
Text text_step{
{0 * 8, 0 * 16, 4 * 8, 1 * 16},
"Step"};
FrequencyStepView field_step{
{5 * 8, 0 * 16},
};
void on_step_changed(rf::Frequency v);
void on_reference_ppm_correction_changed(int32_t v);
NumberField field_ppm{
{23 * 8, 0 * 16},
3,
{-99, 99},
1,
'0',
};
Text text_ext{
{23 * 8, 0 * 16, 3 * 8, 1 * 16},
"EXT",
};
Text text_ppm{
{27 * 8, 0 * 16, 3 * 8, 16},
"PPM",
};
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};
class RFAmpField : public NumberField {
public:
RFAmpField(Point parent_pos);
};
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class RadioGainOptionsView : public View {
public:
RadioGainOptionsView(const Rect parent_rect, const Style* const style);
private:
Text label_rf_amp{
{0 * 8, 0 * 16, 3 * 8, 1 * 16},
"Amp"};
RFAmpField field_rf_amp{
{4 * 8, 0 * 16},
};
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};
class LNAGainField : public NumberField {
public:
std::function<void(void)> on_show_options{};
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LNAGainField(Point parent_pos);
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void on_focus() override;
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};
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class VGAGainField : public NumberField {
public:
std::function<void(void)> on_show_options{};
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VGAGainField(Point parent_pos);
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void on_focus() override;
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};
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} /* namespace ui */
#endif /*__UI_RECEIVER_H__*/