ladybird/Userland/Libraries/LibCards/CardGame.cpp
MacDue bbc149ebb9 Meta+Userland: Pass Gfx::Color by value
Gfx::Color is always 4 bytes (it's just a wrapper over u32) it's less
work just to pass the color directly.

This also updates IPCCompiler to prevent from generating
Gfx::Color const &, which makes replacement easier.
2022-12-07 11:48:27 +01:00

130 lines
3.8 KiB
C++

/*
* Copyright (c) 2020, Till Mayer <till.mayer@web.de>
* Copyright (c) 2022, Sam Atkins <atkinssj@serenityos.org>
* Copyright (c) 2022, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "CardGame.h"
#include <LibCards/CardPainter.h>
#include <LibConfig/Client.h>
#include <LibGfx/Palette.h>
namespace Cards {
CardGame::CardGame()
{
auto background_color = Gfx::Color::from_string(Config::read_string("Games"sv, "Cards"sv, "BackgroundColor"sv));
set_background_color(background_color.value_or(Color::from_rgb(0x008000)));
}
void CardGame::add_stack(NonnullRefPtr<CardStack> stack)
{
m_stacks.append(move(stack));
}
void CardGame::mark_intersecting_stacks_dirty(Cards::Card const& intersecting_card)
{
for (auto& stack : stacks()) {
if (intersecting_card.rect().intersects(stack.bounding_box()))
update(stack.bounding_box());
}
update(intersecting_card.rect());
}
Gfx::IntRect CardGame::moving_cards_bounds() const
{
if (!is_moving_cards())
return {};
// Note: This assumes that the cards are arranged in a line.
return m_moving_cards.first().rect().united(m_moving_cards.last().rect());
}
void CardGame::pick_up_cards_from_stack(Cards::CardStack& stack, Gfx::IntPoint click_location, CardStack::MovementRule movement_rule)
{
stack.add_all_grabbed_cards(click_location, m_moving_cards, movement_rule);
m_moving_cards_source_stack = stack;
}
RefPtr<CardStack> CardGame::find_stack_to_drop_on(CardStack::MovementRule movement_rule) const
{
auto bounds_to_check = moving_cards_bounds();
RefPtr<CardStack> closest_stack;
float closest_distance = FLT_MAX;
for (auto const& stack : stacks()) {
if (stack == moving_cards_source_stack())
continue;
if (stack.bounding_box().intersects(bounds_to_check)
&& stack.is_allowed_to_push(moving_cards().at(0), moving_cards().size(), movement_rule)) {
auto distance = bounds_to_check.center().distance_from(stack.bounding_box().center());
if (distance < closest_distance) {
closest_stack = stack;
closest_distance = distance;
}
}
}
return closest_stack;
}
void CardGame::drop_cards_on_stack(Cards::CardStack& stack, CardStack::MovementRule movement_rule)
{
VERIFY(stack.is_allowed_to_push(m_moving_cards.at(0), m_moving_cards.size(), movement_rule));
for (auto& to_intersect : moving_cards()) {
mark_intersecting_stacks_dirty(to_intersect);
stack.push(to_intersect);
(void)moving_cards_source_stack()->pop();
}
update(moving_cards_source_stack()->bounding_box());
update(stack.bounding_box());
}
void CardGame::clear_moving_cards()
{
m_moving_cards_source_stack.clear();
m_moving_cards.clear();
}
void CardGame::dump_layout() const
{
dbgln("------------------------------");
for (auto const& stack : stacks())
dbgln("{}", stack);
}
void CardGame::config_string_did_change(DeprecatedString const& domain, DeprecatedString const& group, DeprecatedString const& key, DeprecatedString const& value)
{
if (domain == "Games" && group == "Cards") {
if (key == "BackgroundColor") {
if (auto maybe_color = Gfx::Color::from_string(value); maybe_color.has_value())
set_background_color(maybe_color.value());
return;
}
if (key == "CardBackImage") {
CardPainter::the().set_background_image_path(value);
update();
return;
}
}
}
Gfx::Color CardGame::background_color() const
{
return palette().color(background_role());
}
void CardGame::set_background_color(Gfx::Color color)
{
auto new_palette = palette();
new_palette.set_color(Gfx::ColorRole::Background, color);
set_palette(new_palette);
}
}