ladybird/Userland/Libraries/LibCards/Card.h
Andreas Kling 216e21a1fa AK: Convert AK::Format formatting helpers to returning ErrorOr<void>
This isn't a complete conversion to ErrorOr<void>, but a good chunk.
The end goal here is to propagate buffer allocation failures to the
caller, and allow the use of TRY() with formatting functions.
2021-11-17 00:21:13 +01:00

108 lines
3 KiB
C++

/*
* Copyright (c) 2020, Till Mayer <till.mayer@web.de>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Array.h>
#include <AK/Format.h>
#include <LibCore/Object.h>
#include <LibGUI/Painter.h>
#include <LibGfx/Bitmap.h>
#include <LibGfx/CharacterBitmap.h>
#include <LibGfx/Rect.h>
#include <ctype.h>
namespace Cards {
class Card final : public Core::Object {
C_OBJECT(Card)
public:
static constexpr int width = 80;
static constexpr int height = 100;
static constexpr int card_count = 13;
static constexpr int card_radius = 5;
static constexpr Array<StringView, card_count> labels = {
"A", "2", "3", "4", "5", "6", "7", "8", "9", "10", "J", "Q", "K"
};
enum Type {
Clubs,
Diamonds,
Spades,
Hearts,
__Count
};
virtual ~Card() override;
Gfx::IntRect& rect() { return m_rect; }
Gfx::IntPoint position() const { return m_rect.location(); }
const Gfx::IntPoint& old_position() const { return m_old_position; }
uint8_t value() const { return m_value; };
Type type() const { return m_type; }
bool is_old_position_valid() const { return m_old_position_valid; }
bool is_moving() const { return m_moving; }
bool is_upside_down() const { return m_upside_down; }
bool is_inverted() const { return m_inverted; }
Gfx::Color color() const { return (m_type == Diamonds || m_type == Hearts) ? Color::Red : Color::Black; }
void set_position(const Gfx::IntPoint p) { m_rect.set_location(p); }
void set_moving(bool moving) { m_moving = moving; }
void set_upside_down(bool upside_down) { m_upside_down = upside_down; }
void set_inverted(bool inverted) { m_inverted = inverted; }
void save_old_position();
void draw(GUI::Painter&) const;
void clear(GUI::Painter&, const Color& background_color) const;
void clear_and_draw(GUI::Painter&, const Color& background_color);
private:
Card(Type type, uint8_t value);
static NonnullRefPtr<Gfx::Bitmap> invert_bitmap(Gfx::Bitmap&);
Gfx::IntRect m_rect;
NonnullRefPtr<Gfx::Bitmap> m_front;
RefPtr<Gfx::Bitmap> m_front_inverted;
Gfx::IntPoint m_old_position;
Type m_type;
uint8_t m_value;
bool m_old_position_valid { false };
bool m_moving { false };
bool m_upside_down { false };
bool m_inverted { false };
};
}
template<>
struct AK::Formatter<Cards::Card> : Formatter<FormatString> {
ErrorOr<void> format(FormatBuilder& builder, Cards::Card const& card)
{
StringView type;
switch (card.type()) {
case Cards::Card::Type::Clubs:
type = "C"sv;
break;
case Cards::Card::Type::Diamonds:
type = "D"sv;
break;
case Cards::Card::Type::Hearts:
type = "H"sv;
break;
case Cards::Card::Type::Spades:
type = "S"sv;
break;
default:
VERIFY_NOT_REACHED();
}
return Formatter<FormatString>::format(builder, "{:>2}{}", Cards::Card::labels[card.value()], type);
}
};