mayhem-firmware/firmware/application/ui_about.cpp

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/*
* 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 {
void AboutView::update() {
size_t c;
int32_t n;
std::string text;
Coord y_val, x_pos = 0;
uint32_t flag;
if (scroll & 1) {
if (!((scroll >> 1) & 15)) {
if (line_feed) {
line_feed = false;
} else {
// Find a free text widget
for (c = 0; c < 10; c++)
if (text_line[c].screen_pos().y() >= 200) break;
if (c < 10) {
flag = credits[credits_index].flag & 0x3F;
line_feed = (credits[credits_index].flag & 0x40) ? true : false;
if (flag == SECTION) {
if (!second) {
text = credits[credits_index].role;
if (credits[credits_index].name != "")
second = true;
else {
credits_index++;
line_feed = true;
}
} else {
text = credits[credits_index].name;
second = false;
line_feed = true;
credits_index++;
}
x_pos = (240 - (text.size() * 8)) / 2;
} else if (flag == TITLE) {
text = credits[credits_index].role;
x_pos = 120 - (text.size() * 8);
if (credits[credits_index].name != "")
text += " " + credits[credits_index].name;
credits_index++;
} else if (flag == MEMBER) {
if (!second) {
text = credits[credits_index].role;
if (credits[credits_index].name != "")
second = true;
else
credits_index++;
} else {
text = credits[credits_index].name;
second = false;
credits_index++;
}
x_pos = 136;
}
if (!(flag & 0x80)) {
text_line[c].set_parent_rect({{ x_pos, 200 - 16 }, { (Dim)text.size() * 8, 17 }});
text_line[c].set(text);
text_line[c].hidden(false);
}
}
}
}
// Scroll text lines
for (c = 0; c < 10; c++) {
y_val = text_line[c].screen_pos().y() - 16;
if (y_val < 32) {
text_line[c].set_parent_rect({{ text_line[c].screen_pos().x(), 200 }, { text_line[c].size() }});
text_line[c].hidden(true);
} else {
if (y_val < 200) {
text_line[c].set_parent_rect({{ text_line[c].screen_pos().x(), y_val - 1 }, { text_line[c].size() }});
n = (y_val - 32) >> 2;
if (n > 19)
n = (38 - n);
else
n -= 3;
if (n > 3) n = 3;
if (n < 0) n = 0;
text_line[c].set_style(&styles[n]);
}
}
}
}
scroll++;
}
AboutView::AboutView(
NavigationView& nav
)
{
add_child(&button_ok);
for (auto& text : text_line) {
text.set("");
text.set_parent_rect({
static_cast<Coord>(0),
static_cast<Coord>(200),
0, 0
});
add_child(&text);
}
button_ok.on_select = [&nav](Button&){
nav.pop();
};
}
void AboutView::focus() {
button_ok.focus();
}
} /* namespace ui */