mirror of
https://github.com/eried/portapack-mayhem.git
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cf25d85d51
* Color strings * Color strings * Color strings * Color strings * Color strings * Color strings & fix first group scrolling off screen * Color strings * Color strings * Clang * Clang * Clang attempt #3 * Update ui_painter.cpp * Update ui_widget.cpp * Clang test * Clang * Clang test * Update ui_about_simple.cpp * Update lge_app.cpp
118 lines
3.4 KiB
C++
118 lines
3.4 KiB
C++
/*
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* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
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*
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* This file is part of PortaPack.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#include "ui.hpp"
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#include "irq_controls.hpp"
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#include "sine_table.hpp"
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#include "utility.hpp"
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#include <algorithm>
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namespace ui {
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// CGA palette
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// Index into this table should match STR_COLOR_ escape string in ui.hpp
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Color term_colors[16] = {
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Color::black(),
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Color::dark_blue(),
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Color::dark_green(),
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Color::dark_cyan(),
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Color::dark_red(),
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Color::dark_magenta(),
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Color::dark_yellow(),
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Color::light_grey(),
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Color::dark_grey(),
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Color::blue(),
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Color::green(),
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Color::cyan(),
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Color::red(),
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Color::magenta(),
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Color::yellow(),
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Color::white()};
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bool Rect::contains(const Point p) const {
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return (p.x() >= left()) && (p.y() >= top()) &&
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(p.x() < right()) && (p.y() < bottom());
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}
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Rect Rect::intersect(const Rect& o) const {
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const auto x1 = std::max(left(), o.left());
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const auto x2 = std::min(right(), o.right());
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const auto y1 = std::max(top(), o.top());
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const auto y2 = std::min(bottom(), o.bottom());
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if ((x2 >= x1) && (y2 > y1)) {
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return {x1, y1, x2 - x1, y2 - y1};
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} else {
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return {};
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}
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}
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// TODO: This violates the principle of least surprise!
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// This does a union, but that might not be obvious from "+=" syntax.
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Rect& Rect::operator+=(const Rect& p) {
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if (is_empty()) {
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*this = p;
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}
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if (!p.is_empty()) {
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const auto x1 = std::min(left(), p.left());
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const auto y1 = std::min(top(), p.top());
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_pos = {x1, y1};
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const auto x2 = std::max(right(), p.right());
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const auto y2 = std::max(bottom(), p.bottom());
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_size = {x2 - x1, y2 - y1};
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}
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return *this;
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}
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Rect& Rect::operator+=(const Point& p) {
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_pos += p;
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return *this;
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}
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Rect& Rect::operator-=(const Point& p) {
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_pos -= p;
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return *this;
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}
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Point polar_to_point(float angle, uint32_t distance) {
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// polar to compass with y negated for screen drawing
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return Point(sin_f32(DEG_TO_RAD(-angle) + pi) * distance,
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sin_f32(DEG_TO_RAD(-angle) - (pi / 2)) * distance);
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}
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Point fast_polar_to_point(int32_t angle, uint32_t distance) {
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// polar to compass with y negated for screen drawing
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return Point((int16_sin_s4(((1 << 16) * (-angle + 180)) / 360) * distance) / (1 << 16),
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(int16_sin_s4(((1 << 16) * (-angle - 90)) / 360) * distance) / (1 << 16));
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}
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bool key_is_long_pressed(KeyEvent key) {
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if (key < KeyEvent::Back) {
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// TODO: this would make more sense as a flag on KeyEvent
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// passed up to the UI via event dispatch.
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return switch_is_long_pressed(static_cast<Switch>(key));
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}
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return false;
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}
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} /* namespace ui */
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