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https://github.com/RGBCube/serenity
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GameOfLife: Add choosable patterns
This commit is contained in:
Ryan Wilson
GitHub
parent
b808815e57
commit
1965d60aeb
6 changed files with 309 additions and 7 deletions
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@ -1,22 +1,36 @@
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/*
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* Copyright (c) 2021, Andres Crucitti <dasc495@gmail.com>
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* Copyright (c) 2021, Linus Groh <linusg@serenityos.org>
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* Copyright (c) 2021, Ryan Wilson <ryan@rdwilson.xyz>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "BoardWidget.h"
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#include <LibGUI/Menu.h>
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#include <LibGUI/Painter.h>
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BoardWidget::BoardWidget(size_t rows, size_t columns)
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: m_board(make<Board>(rows, columns))
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{
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m_timer = add<Core::Timer>();
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m_pattern_preview_timer = add<Core::Timer>();
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m_timer->stop();
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m_pattern_preview_timer->stop();
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m_timer->on_timeout = [this] {
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run_generation();
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};
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m_pattern_preview_timer->on_timeout = [this] {
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update();
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};
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m_timer->set_interval(m_running_timer_interval);
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m_pattern_preview_timer->set_interval(m_running_pattern_preview_timer_interval);
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on_pattern_selection = [this](auto* pattern) {
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m_selected_pattern = pattern;
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};
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setup_patterns();
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}
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void BoardWidget::run_generation()
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@ -128,6 +142,20 @@ void BoardWidget::paint_event(GUI::PaintEvent& event)
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fill_color = Color::MidGray;
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}
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if (m_selected_pattern != nullptr) {
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int y_offset = 0;
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for (auto line : m_selected_pattern->pattern()) {
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int x_offset = 0;
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for (auto c : line) {
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if (c == 'O' && (m_last_cell_hovered.row + y_offset) < m_board->rows()
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&& (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))
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fill_color = Color::Green;
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x_offset++;
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}
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y_offset++;
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}
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}
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painter.fill_rect(cell_rect, fill_color);
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if (cell_size > 4) {
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painter.draw_rect(cell_rect, border_color);
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@ -138,12 +166,32 @@ void BoardWidget::paint_event(GUI::PaintEvent& event)
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void BoardWidget::mousedown_event(GUI::MouseEvent& event)
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{
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set_toggling_cells(true);
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auto row_and_column = get_row_and_column_for_point(event.x(), event.y());
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if (!row_and_column.has_value())
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return;
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auto [row, column] = row_and_column.value();
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toggle_cell(row, column);
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if (event.button() == GUI::MouseButton::Left) {
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set_toggling_cells(true);
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auto row_and_column = get_row_and_column_for_point(event.x(), event.y());
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if (!row_and_column.has_value())
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return;
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auto [row, column] = row_and_column.value();
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if (m_selected_pattern == nullptr)
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toggle_cell(row, column);
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else
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place_pattern(row, column);
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}
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}
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void BoardWidget::context_menu_event(GUI::ContextMenuEvent& event)
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{
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if (!m_context_menu) {
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m_context_menu = GUI::Menu::construct();
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auto& insert_pattern_menu = m_context_menu->add_submenu("&Insert Pattern");
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for_each_pattern([&](auto& pattern) {
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if (pattern.action())
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insert_pattern_menu.add_action(*pattern.action());
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});
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}
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if (!m_running)
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m_context_menu->popup(event.screen_position());
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}
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void BoardWidget::mousemove_event(GUI::MouseEvent& event)
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@ -156,6 +204,11 @@ void BoardWidget::mousemove_event(GUI::MouseEvent& event)
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if (m_last_cell_toggled.row != row || m_last_cell_toggled.column != column)
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toggle_cell(row, column);
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}
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m_last_cell_hovered = { row, column };
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if (m_selected_pattern != nullptr) {
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if (!m_pattern_preview_timer->is_active())
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m_pattern_preview_timer->start();
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}
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}
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void BoardWidget::mouseup_event(GUI::MouseEvent&)
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@ -178,3 +231,156 @@ Optional<Board::RowAndColumn> BoardWidget::get_row_and_column_for_point(int x, i
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.column = static_cast<size_t>((x - board_offset.width()) / cell_size),
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} };
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}
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void BoardWidget::place_pattern(size_t row, size_t column)
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{
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int y_offset = 0;
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for (auto line : m_selected_pattern->pattern()) {
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int x_offset = 0;
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for (auto c : line) {
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if (c == 'O' && (row + y_offset) < m_board->rows() && (column + x_offset) < m_board->columns())
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toggle_cell(row + y_offset, column + x_offset);
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x_offset++;
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}
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y_offset++;
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}
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m_selected_pattern = nullptr;
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if (m_pattern_preview_timer->is_active())
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m_pattern_preview_timer->stop();
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}
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void BoardWidget::setup_patterns()
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{
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auto add_pattern = [&](String name, NonnullOwnPtr<Pattern> pattern) {
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auto action = GUI::Action::create(move(name), [this, pattern = pattern.ptr()](const GUI::Action&) {
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on_pattern_selection(pattern);
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});
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pattern->set_action(action);
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m_patterns.append(move(pattern));
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};
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Vector<String> blinker = {
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"OOO"
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};
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Vector<String> toad = {
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".OOO",
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"OOO."
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};
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Vector<String> glider = {
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".O.",
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"..O",
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"OOO",
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};
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Vector<String> lightweight_spaceship = {
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".OO..",
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"OOOO.",
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"OO.OO",
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"..OO."
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};
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Vector<String> middleweight_spaceship = {
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".OOOOO",
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"O....O",
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".....O",
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"O...O.",
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"..O..."
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};
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Vector<String> heavyweight_spaceship = {
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"..OO...",
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"O....O.",
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"......O",
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"O.....O",
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".OOOOOO"
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};
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Vector<String> infinite_1 = { "OOOOOOOO.OOOOO...OOO......OOOOOOO.OOOOO" };
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Vector<String> infinite_2 = {
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"......O.",
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"....O.OO",
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"....O.O.",
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"....O...",
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"..O.....",
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"O.O....."
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};
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Vector<String> infinite_3 = {
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"OOO.O",
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"O....",
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"...OO",
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".OO.O",
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"O.O.O"
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};
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Vector<String> simkin_glider_gun = {
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"OO.....OO........................",
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"OO.....OO........................",
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".................................",
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"....OO...........................",
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"....OO...........................",
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".................................",
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".................................",
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".................................",
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".................................",
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"......................OO.OO......",
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".....................O.....O.....",
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".....................O......O..OO",
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".....................OOO...O...OO",
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"..........................O......",
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".................................",
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".................................",
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".................................",
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"....................OO...........",
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"....................O............",
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".....................OOO.........",
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".......................O........."
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};
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Vector<String> gosper_glider_gun = {
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"........................O...........",
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"......................O.O...........",
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"............OO......OO............OO",
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"...........O...O....OO............OO",
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"OO........O.....O...OO..............",
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"OO........O...O.OO....O.O...........",
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"..........O.....O.......O...........",
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"...........O...O....................",
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"............OO......................"
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};
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Vector<String> r_pentomino = {
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".OO",
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"OO.",
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".O."
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};
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Vector<String> diehard = {
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"......O.",
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"OO......",
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".O...OOO"
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};
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Vector<String> acorn = {
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".O.....",
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"...O...",
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"OO..OOO"
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};
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add_pattern("Blinker", make<Pattern>(move(blinker)));
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add_pattern("Toad", make<Pattern>(move(toad)));
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add_pattern("Glider", make<Pattern>(move(glider)));
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add_pattern("Lightweight Spaceship", make<Pattern>(move(lightweight_spaceship)));
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add_pattern("Middleweight Spaceship", make<Pattern>(move(middleweight_spaceship)));
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add_pattern("Heavyweight Spaceship", make<Pattern>(move(heavyweight_spaceship)));
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add_pattern("Infinite 1", make<Pattern>(move(infinite_1)));
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add_pattern("Infinite 2", make<Pattern>(move(infinite_2)));
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add_pattern("Infinite 3", make<Pattern>(move(infinite_3)));
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add_pattern("R-Pentomino", make<Pattern>(move(r_pentomino)));
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add_pattern("Diehard", make<Pattern>(move(diehard)));
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add_pattern("Acorn", make<Pattern>(move(acorn)));
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add_pattern("Simkin's Glider Gun", make<Pattern>(move(simkin_glider_gun)));
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add_pattern("Gosper's Glider Gun", make<Pattern>(move(gosper_glider_gun)));
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}
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