forked from University/epr24pr42-ojanssen2
108 lines
2.8 KiB
C++
108 lines
2.8 KiB
C++
#include "Entities/Player.h"
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#include "../Environment/Maze.h"
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#include "MovementNotPossible.h"
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#include "GameState.h"
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#include "Game.h"
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using game::GameState;
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using game::Game;
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using game_exceptions::MovementNotPossible;
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namespace game
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{
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Player::Player(const int target_x, const int target_y): pos(target_x, target_y), keys_in_inventory(0)
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{
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}
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Player::Player(const Vector2d pos) : pos(pos), keys_in_inventory(0)
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{
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}
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Vector2d Player::get_pos() const
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{
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return this->pos;
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}
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void Player::update_position(const Vector2d& target)
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{
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this->pos = target;
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}
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Maze Player::handle_move(Maze& maze, const Vector2d& move_vector)
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{
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const Vector2d target_position = Vector2d(this->get_pos().x + move_vector.x,
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this->get_pos().y + move_vector.y);
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if (maze.is_pos_free(target_position, this->has_key_available()))
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{
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this->update_position(target_position);
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}
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else
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throw MovementNotPossible("Bewegung nicht moeglich!");
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return maze;
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}
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Maze Player::handle_user_input(Maze& maze, const char& input) {
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Vector2d move_vector = {0, 0};
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switch (input) {
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case 'w':
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move_vector = {0, -1};
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break;
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case 's':
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move_vector = {0, 1};
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break;
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case 'a':
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move_vector = {-1, 0};
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break;
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case 'd':
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move_vector = {1, 0};
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break;
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}
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this->handle_move(maze, move_vector);
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return maze;
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}
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void Player::handle_keys(Maze& maze) {
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switch (maze.get_field(this->pos))
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{
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case 'K':
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++this->keys_in_inventory;
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maze.update_field(this->get_pos(), '.');
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break;
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case 'T':
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--this->keys_in_inventory;
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maze.update_field(this->get_pos(), '.');
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break;
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default: ;
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}
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}
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GameState Player::handle_collisions(const Game& game, const Maze& maze) const {
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char field_at_pos = maze.get_field(this->get_pos());
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// Game state sanity check
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if (game.get_state() != GameState::RUNNING)
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return game.get_state();
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if (field_at_pos == '.'){
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if (game.is_enemy_at_pos(this->get_pos()))
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return GameState::HIT_BY_GHOST;
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return GameState::RUNNING;
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}
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// You are not supposed to be here!
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return game.get_state();
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}
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GameState Player::tick(const Game& game, Maze& maze) {
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this->handle_keys(maze);
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return this->handle_collisions(game, maze);
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}
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bool Player::has_key_available() const
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{
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return this->keys_in_inventory > 0;
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}
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} // game
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