portapack-mayhem/firmware/application/ui_about.cpp
furrtek 3d2dacaf29 Added range file and range type to frequency manager (mainly for jammer)
Made MenuView use less widgets, hopefully preventing crashes with large
lists
Fixed M10 sonde crash on packet receive
Updated about screen
Updated binary
2017-12-08 18:58:46 +00:00

145 lines
3.0 KiB
C++

/*
* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
* Copyright (C) 2016 Furrtek
*
* 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 "cpld_update.hpp"
#include "portapack.hpp"
#include "event_m0.hpp"
#include "ui_about.hpp"
#include "portapack_shared_memory.hpp"
#include "portapack_persistent_memory.hpp"
#include "lpc43xx_cpp.hpp"
#include <math.h>
#include <cstring>
using namespace lpc43xx;
using namespace portapack;
namespace ui {
// This is pretty much WaterfallView but in the opposite direction
CreditsWidget::CreditsWidget(
Rect parent_rect
) : Widget { parent_rect }
{
}
void CreditsWidget::paint(Painter&) {
}
void CreditsWidget::on_show() {
clear();
const auto screen_r = screen_rect();
display.scroll_set_area(screen_r.top(), screen_r.bottom());
}
void CreditsWidget::on_hide() {
display.scroll_disable();
}
void CreditsWidget::new_row(
const std::array<Color, 240>& pixel_row
) {
const auto draw_y = display.scroll(-1);
display.draw_pixels(
{ { 0, draw_y }, { 240, 1 } },
pixel_row
);
}
void CreditsWidget::clear() {
display.fill_rectangle(
screen_rect(),
Color::black()
);
}
void AboutView::update() {
size_t i = 0;
std::array<Color, 240> pixel_row;
slow_down++;
if (slow_down % 3 < 2) return;
if (!timer) {
if (loop) {
credits_index = 0;
loop = false;
}
text = credits[credits_index].text;
timer = credits[credits_index].delay;
start_pos = credits[credits_index].start_pos;
if (timer < 0) {
timer = 240;
loop = true;
} else
timer += 16;
render_line = 0;
credits_index++;
} else
timer--;
if (render_line < 16) {
for (const auto c : text) {
const auto glyph = style().font.glyph(c);
const size_t start = (glyph.size().width() / 8) * render_line;
for (Dim c = 0; c < glyph.size().width(); c++) {
const auto pixel = glyph.pixels()[start + (c >> 3)] & (1U << (c & 0x7));
pixel_row[start_pos + i + c] = pixel ? Color::white() : Color::black();
}
const auto advance = glyph.advance();
i += advance.x();
}
render_line++;
}
credits_display.new_row(pixel_row);
}
AboutView::AboutView(
NavigationView& nav
) {
add_children({
&credits_display,
&button_ok
});
button_ok.on_select = [&nav](Button&){
nav.pop();
};
}
void AboutView::focus() {
button_ok.focus();
}
} /* namespace ui */