pacman/lib/include/Ghost.hpp
2021-07-07 11:24:12 +02:00

77 lines
1.7 KiB
C++

#pragma once
#include <chrono>
#include "Atlas.hpp"
#include "Board.hpp"
#include "Position.hpp"
namespace pacman {
class Ghost {
public:
enum class State {
Chase,
Scatter,
Frightened,
Eyes,
};
explicit Ghost(Atlas::Ghost spritesSet, Position startingPosition, Position scatterTarget);
[[nodiscard]] GridPosition currentSprite() const;
[[nodiscard]] Position position() const;
[[nodiscard]] GridPosition positionInGrid() const;
void update(std::chrono::milliseconds time_delta, const Board & board);
void frighten();
void eat();
[[nodiscard]] bool isFrightened() const;
[[nodiscard]] bool isEyes() const;
void reset();
private:
[[nodiscard]] double speed() const;
void updateAnimation(std::chrono::milliseconds time_delta);
void updatePosition(std::chrono::milliseconds time_delta, const Board & board);
void updateDirection(const Board & board);
[[nodiscard]] Position target(const Board & board) const;
protected:
Atlas::Ghost spritesSet;
Direction direction = Direction::NONE;
double timeForAnimation = 0;
int animationIndex = 0;
State state = State::Chase;
int timeFrighten = 0;
int timeChase = 0;
Position pos;
Position startingPosition;
Position scatterTarget;
GridPosition last_grid_position = { 0, 0 };
[[nodiscard]] bool isInPen(const Board & board) const;
};
class Blinky : public Ghost {
public:
explicit Blinky(const Board & board);
};
class Speedy : public Ghost {
public:
explicit Speedy(const Board & board);
};
class Inky : public Ghost {
public:
explicit Inky(const Board & board);
};
class Clyde : public Ghost {
public:
explicit Clyde(const Board & board);
};
} // namespace pacman