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GameOfLife: Add choosable patterns

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Ryan Wilson 2021-05-22 05:54:58 -03:00 committed by GitHub
parent b808815e57
commit 1965d60aeb
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6 changed files with 309 additions and 7 deletions

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@ -1,22 +1,36 @@
/*
* Copyright (c) 2021, Andres Crucitti <dasc495@gmail.com>
* Copyright (c) 2021, Linus Groh <linusg@serenityos.org>
* Copyright (c) 2021, Ryan Wilson <ryan@rdwilson.xyz>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "BoardWidget.h"
#include <LibGUI/Menu.h>
#include <LibGUI/Painter.h>
BoardWidget::BoardWidget(size_t rows, size_t columns)
: m_board(make<Board>(rows, columns))
{
m_timer = add<Core::Timer>();
m_pattern_preview_timer = add<Core::Timer>();
m_timer->stop();
m_pattern_preview_timer->stop();
m_timer->on_timeout = [this] {
run_generation();
};
m_pattern_preview_timer->on_timeout = [this] {
update();
};
m_timer->set_interval(m_running_timer_interval);
m_pattern_preview_timer->set_interval(m_running_pattern_preview_timer_interval);
on_pattern_selection = [this](auto* pattern) {
m_selected_pattern = pattern;
};
setup_patterns();
}
void BoardWidget::run_generation()
@ -128,6 +142,20 @@ void BoardWidget::paint_event(GUI::PaintEvent& event)
fill_color = Color::MidGray;
}
if (m_selected_pattern != nullptr) {
int y_offset = 0;
for (auto line : m_selected_pattern->pattern()) {
int x_offset = 0;
for (auto c : line) {
if (c == 'O' && (m_last_cell_hovered.row + y_offset) < m_board->rows()
&& (m_last_cell_hovered.column + x_offset) < m_board->columns() && row == (m_last_cell_hovered.row + y_offset) && column == (m_last_cell_hovered.column + x_offset))
fill_color = Color::Green;
x_offset++;
}
y_offset++;
}
}
painter.fill_rect(cell_rect, fill_color);
if (cell_size > 4) {
painter.draw_rect(cell_rect, border_color);
@ -138,12 +166,32 @@ void BoardWidget::paint_event(GUI::PaintEvent& event)
void BoardWidget::mousedown_event(GUI::MouseEvent& event)
{
set_toggling_cells(true);
auto row_and_column = get_row_and_column_for_point(event.x(), event.y());
if (!row_and_column.has_value())
return;
auto [row, column] = row_and_column.value();
toggle_cell(row, column);
if (event.button() == GUI::MouseButton::Left) {
set_toggling_cells(true);
auto row_and_column = get_row_and_column_for_point(event.x(), event.y());
if (!row_and_column.has_value())
return;
auto [row, column] = row_and_column.value();
if (m_selected_pattern == nullptr)
toggle_cell(row, column);
else
place_pattern(row, column);
}
}
void BoardWidget::context_menu_event(GUI::ContextMenuEvent& event)
{
if (!m_context_menu) {
m_context_menu = GUI::Menu::construct();
auto& insert_pattern_menu = m_context_menu->add_submenu("&Insert Pattern");
for_each_pattern([&](auto& pattern) {
if (pattern.action())
insert_pattern_menu.add_action(*pattern.action());
});
}
if (!m_running)
m_context_menu->popup(event.screen_position());
}
void BoardWidget::mousemove_event(GUI::MouseEvent& event)
@ -156,6 +204,11 @@ void BoardWidget::mousemove_event(GUI::MouseEvent& event)
if (m_last_cell_toggled.row != row || m_last_cell_toggled.column != column)
toggle_cell(row, column);
}
m_last_cell_hovered = { row, column };
if (m_selected_pattern != nullptr) {
if (!m_pattern_preview_timer->is_active())
m_pattern_preview_timer->start();
}
}
void BoardWidget::mouseup_event(GUI::MouseEvent&)
@ -178,3 +231,156 @@ Optional<Board::RowAndColumn> BoardWidget::get_row_and_column_for_point(int x, i
.column = static_cast<size_t>((x - board_offset.width()) / cell_size),
} };
}
void BoardWidget::place_pattern(size_t row, size_t column)
{
int y_offset = 0;
for (auto line : m_selected_pattern->pattern()) {
int x_offset = 0;
for (auto c : line) {
if (c == 'O' && (row + y_offset) < m_board->rows() && (column + x_offset) < m_board->columns())
toggle_cell(row + y_offset, column + x_offset);
x_offset++;
}
y_offset++;
}
m_selected_pattern = nullptr;
if (m_pattern_preview_timer->is_active())
m_pattern_preview_timer->stop();
}
void BoardWidget::setup_patterns()
{
auto add_pattern = [&](String name, NonnullOwnPtr<Pattern> pattern) {
auto action = GUI::Action::create(move(name), [this, pattern = pattern.ptr()](const GUI::Action&) {
on_pattern_selection(pattern);
});
pattern->set_action(action);
m_patterns.append(move(pattern));
};
Vector<String> blinker = {
"OOO"
};
Vector<String> toad = {
".OOO",
"OOO."
};
Vector<String> glider = {
".O.",
"..O",
"OOO",
};
Vector<String> lightweight_spaceship = {
".OO..",
"OOOO.",
"OO.OO",
"..OO."
};
Vector<String> middleweight_spaceship = {
".OOOOO",
"O....O",
".....O",
"O...O.",
"..O..."
};
Vector<String> heavyweight_spaceship = {
"..OO...",
"O....O.",
"......O",
"O.....O",
".OOOOOO"
};
Vector<String> infinite_1 = { "OOOOOOOO.OOOOO...OOO......OOOOOOO.OOOOO" };
Vector<String> infinite_2 = {
"......O.",
"....O.OO",
"....O.O.",
"....O...",
"..O.....",
"O.O....."
};
Vector<String> infinite_3 = {
"OOO.O",
"O....",
"...OO",
".OO.O",
"O.O.O"
};
Vector<String> simkin_glider_gun = {
"OO.....OO........................",
"OO.....OO........................",
".................................",
"....OO...........................",
"....OO...........................",
".................................",
".................................",
".................................",
".................................",
"......................OO.OO......",
".....................O.....O.....",
".....................O......O..OO",
".....................OOO...O...OO",
"..........................O......",
".................................",
".................................",
".................................",
"....................OO...........",
"....................O............",
".....................OOO.........",
".......................O........."
};
Vector<String> gosper_glider_gun = {
"........................O...........",
"......................O.O...........",
"............OO......OO............OO",
"...........O...O....OO............OO",
"OO........O.....O...OO..............",
"OO........O...O.OO....O.O...........",
"..........O.....O.......O...........",
"...........O...O....................",
"............OO......................"
};
Vector<String> r_pentomino = {
".OO",
"OO.",
".O."
};
Vector<String> diehard = {
"......O.",
"OO......",
".O...OOO"
};
Vector<String> acorn = {
".O.....",
"...O...",
"OO..OOO"
};
add_pattern("Blinker", make<Pattern>(move(blinker)));
add_pattern("Toad", make<Pattern>(move(toad)));
add_pattern("Glider", make<Pattern>(move(glider)));
add_pattern("Lightweight Spaceship", make<Pattern>(move(lightweight_spaceship)));
add_pattern("Middleweight Spaceship", make<Pattern>(move(middleweight_spaceship)));
add_pattern("Heavyweight Spaceship", make<Pattern>(move(heavyweight_spaceship)));
add_pattern("Infinite 1", make<Pattern>(move(infinite_1)));
add_pattern("Infinite 2", make<Pattern>(move(infinite_2)));
add_pattern("Infinite 3", make<Pattern>(move(infinite_3)));
add_pattern("R-Pentomino", make<Pattern>(move(r_pentomino)));
add_pattern("Diehard", make<Pattern>(move(diehard)));
add_pattern("Acorn", make<Pattern>(move(acorn)));
add_pattern("Simkin's Glider Gun", make<Pattern>(move(simkin_glider_gun)));
add_pattern("Gosper's Glider Gun", make<Pattern>(move(gosper_glider_gun)));
}