Merge branch 'master' into autonomic_stroll

# Conflicts:
#	main.py
#	minefield.py

game.py

@@ -0,0 +1,296 @@
+from random import randint
+
+import project_constants as const
+
+from display_assets import blit_graphics
+from searching_algorithms import a_star
+
+from minefield import Minefield
+
+from mine_models.time_mine import TimeMine
+
+from ui.ui_components_manager import UiComponentsManager
+from ui.text_box import TextBox
+from ui.button import Button
+from ui.input_box import InputBox
+
+
+class Game:
+    def __init__(self, turn=0, minefield=None, window=None):
+        # loading game settings
+        self.window = window if window is not None else const.SCREEN
+
+        # setting in game data
+        self.turn = turn
+        self.turn_on_which_last_action_was_taken = turn
+        self.goal = (0, 0)
+
+        # assigning minefield and agent to variables
+        self.minefield = minefield if minefield is not None else Minefield(const.MAP_RANDOM_10x10)
+        self.initial_minefield = self.minefield.__copy__()
+        self.agent = self.minefield.agent
+        self.agent_action = None
+        self.millisecond_timer = 0
+        self.delta_time = 0
+        self.action_timer = 0
+        self.action_delta_time = 0
+
+        # declaring and initializing gui components
+        #   ui_component managers
+        self.in_game_gui_components_manager = UiComponentsManager()
+        self.game_over_gui_components_manager = UiComponentsManager()
+
+        #   in game gui
+        self.input_box_row = InputBox((0, 0), (0, 0))
+        self.input_box_column = InputBox((0, 0), (0, 0))
+        self.button_auto = Button((0, 0), (0, 0))
+        self.button_random = Button((0, 0), (0, 0))
+        self.button_ok = Button((0, 0), (0, 0))
+
+        #   game over screen
+        self.text_box_game_over = TextBox((0, 0), (0, 0))
+        self.button_try_again = Button((0, 0), (0, 0))
+        self.button_close = Button((0, 0), (0, 0))
+
+    # draws minefield and agent instances
+    def draw_minefield(self):
+        blit_graphics(self.minefield)
+        self.agent.update_and_draw(self.window, self.action_delta_time, self.minefield)
+
+    # draws menu
+    def run_in_game_menu_overlay(self, mouse_position, events):
+        # drawing and updating all gui components
+        self.in_game_gui_components_manager.run_all(self.window, mouse_position, events)
+        self.in_game_gui_components_manager.switch_selected_objects_with_arrow_keys(mouse_position, events)
+
+        # setting random goal if random button is clicked
+        if self.button_random.is_clicked(mouse_position, events):
+            self.goal = (randint(0, 9), randint(0, 9))
+            self.input_box_row.set_texts(user_input=str(self.goal[0]))
+            self.input_box_column.set_texts(user_input=str(self.goal[1]))
+
+        # if any input box is empty don't allow player to run game
+        self.button_ok.set_flags(is_active=not (self.input_box_row.empty() or self.input_box_column.empty()))
+
+        # updating goal if input boxes are filled and highlighting chosen tile destination
+        if not (self.input_box_row.empty() or self.input_box_column.empty()):
+            # updating goal
+            self.goal = (min(9, int(self.input_box_row.get_input())), min(9, int(self.input_box_column.get_input())))
+
+            # highlighting chosen tile destination
+            self.window.blit(const.HIGHLIGHT, const.get_tile_coordinates(self.goal))
+
+    # makes agent take next action
+    def agent_take_next_action(self, action_sequence):
+        # give agent an action if there is one
+        self.agent.take_action(self.agent_action)
+
+        # check what the next action is going to be
+        self.agent_action = action_sequence.pop(0)
+
+        # start animating agents next action
+        self.agent.animate(self.agent_action)
+
+    # updates in game time and timers
+    def update_time(self, number_of_seconds_since_last_tick):
+        self.millisecond_timer += number_of_seconds_since_last_tick / 1000
+        self.action_timer = self.millisecond_timer / const.TURN_INTERVAL
+        self.delta_time = number_of_seconds_since_last_tick / 1000
+        self.action_delta_time = self.delta_time / const.TURN_INTERVAL
+
+    # updates number of turns in game
+    def update_turns(self):
+        # if one turns time passed: updating number of turns
+        if self.millisecond_timer >= const.TURN_INTERVAL:
+            self.turn += 1
+            self.minefield.next_turn()
+
+            # resetting timer
+            self.millisecond_timer %= const.TURN_INTERVAL
+
+    # returns turn number
+    def get_turn_number(self):
+        return self.turn
+
+    # gets action sequence for agent
+    def get_action_sequence(self):
+        return a_star.graphsearch(
+            initial_state=a_star.State(
+                row=self.agent.row,
+                column=self.agent.column,
+                direction=self.agent.direction
+            ),
+            minefield=self.minefield,
+            tox=self.goal[0],
+            toy=self.goal[1]
+        )
+
+    # initializes attributes before game loop begins
+    def initialize_before_game_loop(self):
+        self.agent_action = None
+        self.millisecond_timer = 0
+        self.action_timer = 0
+        self.delta_time = 0
+        self.action_delta_time = 0
+
+        for component in self.in_game_gui_components_manager.selectable_ui_components:
+            component.set_flags(is_active=False)
+
+    # gives agent last action
+    def agent_take_last_action(self):
+        self.agent.take_action(self.agent_action)
+
+    # cleans up after game loop ends
+    def cleanup_after_game_loop(self):
+        self.agent.update_and_draw(self.window, self.action_delta_time, self.minefield)
+        self.agent.reset_actions()
+
+        for comp in self.in_game_gui_components_manager.selectable_ui_components:
+            comp.set_flags(is_active=True)
+
+        if not any([comp.is_selected for comp in self.in_game_gui_components_manager.selectable_ui_components]):
+            self.input_box_row.set_is_selected(True)
+
+    # returns True if agents should take an action in this turn, or False otherwise
+    def agent_should_take_next_action(self, action_sequence):
+        number_of_turns_since_last_action = self.turn - self.turn_on_which_last_action_was_taken
+        agent_action_cost = 1 if self.agent_action != const.Action.GO else self._get_next_tiles_entering_cost()
+
+        if number_of_turns_since_last_action >= agent_action_cost and any(action_sequence):
+            self.turn_on_which_last_action_was_taken = self.turn
+
+            return True
+
+        return False
+
+    # returns True if agent made all actions he was instructed to do, or False otherwise
+    def agent_made_all_actions(self, action_sequence):
+        number_of_turns_since_last_action = self.turn - self.turn_on_which_last_action_was_taken
+        agent_action_cost = 1 if self.agent_action != const.Action.GO else self._get_next_tiles_entering_cost()
+
+        if number_of_turns_since_last_action >= agent_action_cost and not any(action_sequence):
+            self.turn_on_which_last_action_was_taken = self.turn
+
+            return True
+
+        return False
+
+    # runs game over screen
+    def run_game_over_screen(self, mouse_position, events):
+        self.window.fill((255, 255, 255))
+        self.game_over_gui_components_manager.run_all(self.window, mouse_position, events)
+
+        # resetting minefield to the original state
+        if self.button_try_again.is_clicked(mouse_position, events):
+            del self.minefield
+            del self.agent
+            self.minefield = self.initial_minefield.__copy__()
+            self.agent = self.initial_minefield.agent
+
+    # initializes ui components and assigns them to attributes
+    def initialize_gui_components(self):
+        # calculating in game gui coordinates
+        gui_width = const.V_SIDE_MENU_WIDTH
+        ib_height, bt_height = const.V_INPUT_BOX_HEIGHT, const.V_BUTTON_HEIGHT
+        gui_x = const.V_TILE_AREA_WIDTH + 2 * const.V_SCREEN_PADDING + const.V_NUMBER_PADDING
+        gui_y = const.SCREEN.get_height() / 2 - (2 * ib_height + 2 * bt_height + 30) / 2
+
+        # creating in game gui components
+        self.input_box_row = InputBox(
+            position=(gui_x, gui_y),
+            dimensions=(gui_width, ib_height),
+            text="row",
+            box_color=(100, 200, 100),
+            bottom_strip_color=(120, 220, 120),
+            inner_box_color=(120, 220, 120),
+            outline_color=(80, 180, 80),
+            outline_additional_pixel=True,
+            valid_input_characters="1234567890",
+            input_centered=True,
+            clear_input_on_click=True
+        )
+
+        self.input_box_column = InputBox(
+            position=(gui_x, gui_y + ib_height + 10),
+            dimensions=(gui_width, ib_height),
+            text="column",
+            box_color=(100, 200, 100),
+            bottom_strip_color=(120, 220, 120),
+            inner_box_color=(120, 220, 120),
+            outline_color=(80, 180, 80),
+            outline_additional_pixel=True,
+            valid_input_characters="1234567890",
+            input_centered=True,
+            clear_input_on_click=True
+        )
+
+        self.button_auto = Button(
+            position=(gui_x, gui_y + 2 * ib_height + 20),
+            dimensions=(gui_width, bt_height),
+            text="auto",
+            box_color=(100, 200, 100),
+            outline_color=(80, 180, 80),
+            outline_additional_pixel=True
+        )
+
+        self.button_random = Button(
+            position=(gui_x, gui_y + 2 * ib_height + bt_height + 30),
+            dimensions=(gui_width, bt_height),
+            text="random",
+            box_color=(100, 200, 100),
+            outline_color=(80, 180, 80),
+            outline_additional_pixel=True
+        )
+
+        self.button_ok = Button(
+            position=(gui_x, gui_y + 2 * ib_height + 2 * bt_height + 40),
+            dimensions=(gui_width, bt_height),
+            text="ok",
+            box_color=(100, 200, 100),
+            outline_color=(80, 180, 80),
+            outline_additional_pixel=True
+        )
+
+        gui_list = [self.input_box_row, self.input_box_column, self.button_auto, self.button_random, self.button_ok]
+        self.in_game_gui_components_manager = UiComponentsManager(gui_list)
+
+        # creating game over gui components
+        self.text_box_game_over = TextBox(position=(150, 200), dimensions=(500, 100), text="Game Over")
+        self.button_try_again = Button(position=(350, 350), dimensions=(100, 50), text="Try again")
+        self.button_close = Button(position=(350, 450), dimensions=(100, 50), text="Close")
+
+        gui_list = [self.text_box_game_over, self.button_try_again, self.button_close]
+        self.game_over_gui_components_manager = UiComponentsManager(gui_list, select_first_item=False)
+
+    # returns true if there is a time mine that went out of time
+    def time_mine_exploded(self):
+        # auxiliary function that checks if a tile contains a time mine which timer went to 0
+        for i in range(const.V_GRID_HOR_TILES):
+            for j in range(const.V_GRID_VER_TILES):
+                mine = self.minefield.matrix[i][j].mine
+                if mine is not None and isinstance(mine, TimeMine) and mine.timer <= 0:
+
+                    return True
+
+        return False
+
+    # sets all in game components is_active flags to a given value
+    def set_is_active_flag_for_all_in_game_gui_components(self, is_active):
+        for component in self.in_game_gui_components_manager.selectable_ui_components:
+            component.set_flags(is_active=is_active)
+
+    # returns cost of entering tile in front of the agent
+    def _get_next_tiles_entering_cost(self):
+        row, column = self._get_next_agent_position()
+
+        return self.minefield.matrix[row][column].cost.value
+
+    # returns position in front of agent
+    def _get_next_agent_position(self):
+        # heading either up or down
+        if self.agent_action == const.Action.GO and self.agent.direction.value % 2 == 0:
+            return max(0, min(9, self.agent.row + self.agent.direction.value - 1)), self.agent.column
+
+        # heading either left or right
+        else:
+            return self.agent.row, max(0, min(9, self.agent.column - self.agent.direction.value + 2))

main.py

@@ -4,34 +4,8 @@ import pygame
 from pyglet.gl import *  # for blocky textures
 import random
 # other files of this project
+from game import Game
 import project_constants as const
-import minefield as mf
-from mine_models.time_mine import TimeMine
-
-import searching_algorithms.a_star as a_star
-
-from display_assets import blit_graphics
-from project_constants import HIGHLIGHT, INPUT_ROW, INPUT_COLUMN, RANDOM_BUTTON, OK_BUTTON
-from ui.ui_components_list import UiComponentsList
-
-
-def _get_next_agent_position(action, agent):
-    # counting next agents terrain tile
-    # heading either up or down
-    if const.Direction(agent.direction).value % 2 == 0 and action == const.Action.GO:
-        next_row = min(9, agent.row + const.Direction(agent.direction).value - 1)
-        next_column = agent.column
-
-    # heading either left or right
-    else:
-        next_row = agent.row
-        next_column = min(9, agent.column - const.Direction(agent.direction).value + 2)
-
-    return next_row, next_column
-from project_constants import HIGHLIGHT, INPUT_ROW, INPUT_COLUMN, RANDOM_BUTTON, OK_BUTTON
-from ui.ui_components_list import UiComponentsList
-from ui.text_box import TextBox
-from ui.button import Button
 
 
 def main():
@@ -45,29 +19,18 @@ def main():
     # FPS clock
     clock = pygame.time.Clock()
 
-    # in-game turn number
-    turn = 0
-    last_turn = 0
-
-    # create an instance of Minefield, pass necessary data
-    minefield = mf.Minefield(const.MAP_RANDOM_10x10)
-
-    # getting agent's instance
-    agent = minefield.agent
+    # creating some auxiliary functions
+    def is_quit_button_pressed(_events):
+        return any([_event.type == pygame.QUIT for _event in _events])
 
     # setting flags for program
     running = True
     in_menu = True
     is_game_over = False
 
-    # creating list storing all ui components
-    ui_components_list = UiComponentsList([INPUT_ROW, INPUT_COLUMN, RANDOM_BUTTON, OK_BUTTON])
-
-    # initializing goal position
-    row, column = 0, 0
-
-    # drawing map so black screen doesn't appear
-    blit_graphics(minefield)
+    # create and initialize_gui_components game instance
+    game = Game()
+    game.initialize_gui_components()
 
     while running:
 
@@ -78,170 +41,104 @@ def main():
         while running and in_menu:
             events = pygame.event.get()
 
-            for event in events:
-                if event.type == pygame.QUIT:
-                    running = False
+            # checking if game should stop running
+            running = not is_quit_button_pressed(events)
 
-            # graphics (from display_assets)
-            blit_graphics(minefield)
+            # drawing minefield and agent instances
+            game.draw_minefield()
 
-            agent.update_and_draw(const.SCREEN, 0, minefield)
+            # drawing gui overlay
+            game.run_in_game_menu_overlay(pygame.mouse.get_pos(), events)
 
-            # drawing gui
-            ui_components_list.run_all(const.SCREEN, pygame.mouse.get_pos(), events)
+            # ticking to maintain good fps number
+            clock.tick(const.V_FPS)
 
-            # highlighting chosen tile destination (if exists)
-            if not(INPUT_ROW.empty() or INPUT_COLUMN.empty()):
-                row = min(9, int(INPUT_ROW.get_input()))
-                column = min(9, int(INPUT_COLUMN.get_input()))
-                const.SCREEN.blit(HIGHLIGHT, const.get_tile_coordinates((row, column)))
-
-            # updating graphics
+            # updating window graphics
             pygame.display.flip()
 
-            ui_components_list.switch_selected_objects_with_arrow_keys(events, pygame.mouse.get_pos())
-
-            OK_BUTTON.set_flags(is_active=(not(INPUT_ROW.empty() or INPUT_COLUMN.empty())))
-
-            if OK_BUTTON.is_clicked(pygame.mouse.get_pos(), events) or OK_BUTTON.enter_pressed(events):
-                in_menu = False
-
-            if RANDOM_BUTTON.is_clicked(pygame.mouse.get_pos(), events) or RANDOM_BUTTON.enter_pressed(events):
-                INPUT_ROW.set_texts(user_input=str(random.randint(0, 9)))
-                INPUT_COLUMN.set_texts(user_input=str(random.randint(0, 9)))
-
-            clock.tick(const.V_FPS)
+            # if ok button is clicked then leave menu section
+            in_menu = not game.button_ok.is_clicked(pygame.mouse.get_pos(), events)
 
         # ========================== #
         # ==== BEFORE GAME LOOP ==== #
         # ========================== #
 
-        if running:
-            for component in ui_components_list.selectable_ui_components:
-                component.set_flags(is_active=False)
+        # getting action sequence for agent
+        action_sequence = game.get_action_sequence()
 
-        # === TARGET-MINE CHOICE (NAIVE) ===
-        mines = minefield.get_active_mines()
-        if any(mines):
-            row, column = random.choice(mines).position
-            const.SCREEN.blit(HIGHLIGHT, const.get_tile_coordinates((row, column)))
-        else:
-            is_game_over = True
-
-        action_sequence = a_star.graphsearch(
-            initial_state=a_star.State(
-                row=minefield.agent.position[0],
-                column=minefield.agent.position[1],
-                direction=minefield.agent.direction),
-            minefield=minefield, target_type="mine", tox=row, toy=column)
-
-        # initializing variables
-        in_game_timer = 0
-        action = None
-        action_cost = 1
-        next_row, next_column = agent.row, agent.column
-
-        # =================== #
-        # ==== GAME LOOP ==== #
-        # =================== #
+        # initializing game attributes before the game loop
+        game.initialize_before_game_loop()
 
         # =================== #
         # ==== GAME LOOP ==== #
         # =================== #
 
         while running and not in_menu and not is_game_over:
+            events = pygame.event.get()
 
-            for event in pygame.event.get():
-                if event.type == pygame.QUIT:
-                    running = False
-
-            for event in pygame.event.get():
-                if event.type == pygame.QUIT:
-                    running = False
+            # checking if game should stop running
+            running = not is_quit_button_pressed(events)
 
             # FPS control
             clock.tick(const.V_FPS)
-            delta_time = clock.get_time() / 1000
-            action_delta_time = delta_time / const.ACTION_INTERVAL
 
-            # graphics (from display_assets)
-            blit_graphics(minefield)
-            const.SCREEN.blit(HIGHLIGHT, const.get_tile_coordinates((row, column)))
+            # getting time since last tick
+            time = clock.get_time()
 
-            agent.update_and_draw(const.SCREEN, action_delta_time, minefield)
+            # drawing minefield and agent instances
+            game.draw_minefield()
 
-            # drawing ui components so they don't "disappear"
-            ui_components_list.draw_all(const.SCREEN, pygame.mouse.get_pos())
+            # drawing inactive gui components so they don't "disappear"
+            game.run_in_game_menu_overlay(pygame.mouse.get_pos(), events)
+            game.set_is_active_flag_for_all_in_game_gui_components(False)
 
             # updating graphics
             pygame.display.flip()
 
             # update turn
-            if in_game_timer >= const.ACTION_INTERVAL:
-                in_game_timer %= const.ACTION_INTERVAL
-                turn += 1
-                minefield.next_turn()
-                action_cost = 1 if action != const.Action.GO else minefield.matrix[next_row][next_column].cost.value
+            game.update_time(time)
+            game.update_turns()
 
             # make the next move from sequence of actions
-            if turn - last_turn >= action_cost and any(action_sequence):
-                last_turn = turn
+            if game.agent_should_take_next_action(action_sequence):
+                # give agent next action
+                game.agent_take_next_action(action_sequence)
 
-                agent.take_action(action)
-
-                action = action_sequence.pop(0)
-
-                agent.animate(action)
-
-                next_row, next_column = _get_next_agent_position(action, agent)
-
-            elif turn - last_turn >= action_cost:
-                agent.take_action(action)
-
-                agent.update_and_draw(const.SCREEN, delta_time, minefield)
-                agent.reset_actions()
+            # reset values after the game loop
+            if game.agent_made_all_actions(action_sequence):
+                # clean up after game loop
+                game.agent_take_last_action()
+                game.cleanup_after_game_loop()
 
+                # reset in_menu flag
                 in_menu = True
 
-                if not any([x.is_selected for x in ui_components_list.ui_components]):
-                    INPUT_ROW.set_is_selected(True)
+            is_game_over = game.time_mine_exploded()
 
-                for component in ui_components_list.selectable_ui_components:
-                    component.set_flags(is_active=True)
-
-            in_game_timer += delta_time
-            for x in minefield.matrix:
-                for y in x:
-                    if y.mine is not None:
-                        if isinstance(y.mine, TimeMine):
-                            if y.mine.timer == 0:
-                                is_game_over = True
-
-            # temporarily disabling game over screen
+            # TODO temporarily disabling game over screen
+            #  if you want to enable game over comment line below
             is_game_over = False
 
         while running and is_game_over:
-            clock.tick(const.V_FPS)
-            const.SCREEN.fill((255, 255, 255))
-            tb = TextBox(position=(150, 200), dimensions=(500, 100), text="Game Over")
-            cont = Button(position=(350, 350), dimensions=(100, 50), text="Try again")
-            close = Button(position=(350, 450), dimensions=(100, 50), text="Close")
-            ev = pygame.event.get()
-            if close.is_clicked(pygame.mouse.get_pos(), ev):
-                running = False
-            if cont.is_clicked(pygame.mouse.get_pos(), ev):
-                minefield = mf.Minefield(const.MAP_RANDOM_10x10)
-                agent = minefield.agent
-                in_menu = True
-                is_game_over = False
-                for component in ui_components_list.selectable_ui_components:
-                    component.set_flags(is_active=True)
-            cont.draw(const.SCREEN, pygame.mouse.get_pos())
-            close.draw(const.SCREEN, pygame.mouse.get_pos())
-            tb.draw(const.SCREEN)
-            pygame.display.flip()
+            events = pygame.event.get()
 
-            # is_game_over = False
+            clock.tick(const.V_FPS)
+
+            # runs game over screen
+            game.run_game_over_screen(pygame.mouse.get_pos(), events)
+
+            # checking if game should stop running
+            running = not is_quit_button_pressed(events) \
+                and not game.button_close.is_clicked(pygame.mouse.get_pos(), events)
+
+            # resetting is_game_over variable if player tries again
+            if game.button_try_again.is_clicked(pygame.mouse.get_pos(), events):
+                game.cleanup_after_game_loop()
+                is_game_over = False
+                in_menu = True
+
+            # updating graphics
+            pygame.display.flip()
 
 
 if __name__ == "__main__":

mine_models/chained_mine.py

@@ -11,4 +11,6 @@ class ChainedMine(Mine):
         super().__init__(position, active)
 
     def disarm(self):
+        if (self.predecessor.active == False):
+            super().disarm()
         pass

mine_models/mine.py

@@ -16,4 +16,4 @@ class Mine(ABC):
 
     @abstractmethod
     def disarm(self):
-        pass
+        self.active = False

mine_models/standard_mine.py

@@ -7,4 +7,4 @@ class StandardMine(Mine):
         super().__init__(position, active)
 
     def disarm(self):
-        pass
+        super().disarm()

mine_models/time_mine.py

@@ -9,4 +9,4 @@ class TimeMine(Mine):
         super().__init__(position, active)
 
     def disarm(self):
-        pass
+        super().disarm()

minefield.py

@@ -10,6 +10,7 @@ class Minefield:
         self.turn = 0
 
         self.agent = ag.Agent(const.MAP_RANDOM_10x10)
+        self.json_path = json_path
 
         # open JSON with minefield info
         json_gen = jg.JsonGenerator()
@@ -61,6 +62,11 @@ class Minefield:
 
         return mines
 
+    def disarm_mine(self, x, y):
+        tile = self.matrix[x][y]
+        mine = tile.mine
+        mine.disarm()
+
     # ================ #
     # === MOVEMENT === #
     # ================ #
@@ -73,3 +79,12 @@ class Minefield:
             return True
 
         return False
+
+    # ============= #
+    # === OTHER === #
+    # ============= #
+
+    # method that allows copying classes instance
+    def __copy__(self):
+        copy = Minefield(self.json_path)
+        return copy

project_constants.py

@@ -22,7 +22,7 @@ V_NAME_OF_WINDOW = "MineFusion TM"
 DIR_ASSETS = os.path.join("resources", "assets")
 V_FPS = 60
 
-ACTION_INTERVAL = 0.3  # interval between two actions in seconds
+TURN_INTERVAL = 0.3  # interval between two turns in seconds
 
 V_TILE_SIZE = 60
 V_GRID_VER_TILES = 10  # vertical (number of rows)
@@ -84,6 +84,7 @@ class Terrain(Enum):
     CONCRETE = 2
     GRASS = 5
     MUD = 8
+    MINE = 500
 
 
 # =============== #
@@ -164,6 +165,11 @@ INPUT_ROW = InputBox(
     position=(_gui_x, _gui_y),
     dimensions=(_gui_width, _ib_height),
     text="row",
+    box_color=(100, 200, 100),
+    bottom_strip_color=(120, 220, 120),
+    inner_box_color=(120, 220, 120),
+    outline_color=(80, 180, 80),
+    outline_additional_pixel=True,
     valid_input_characters="1234567890",
     input_centered=True,
     clear_input_on_click=True
@@ -172,6 +178,11 @@ INPUT_COLUMN = InputBox(
     position=(_gui_x, _gui_y + _ib_height + 10),
     dimensions=(_gui_width, _ib_height),
     text="column",
+    box_color=(100, 200, 100),
+    bottom_strip_color=(120, 220, 120),
+    inner_box_color=(120, 220, 120),
+    outline_color=(80, 180, 80),
+    outline_additional_pixel=True,
     valid_input_characters="1234567890",
     input_centered=True,
     clear_input_on_click=True
@@ -179,12 +190,18 @@ INPUT_COLUMN = InputBox(
 RANDOM_BUTTON = Button(
     position=(_gui_x, _gui_y + 2 * _ib_height + 20),
     dimensions=(_gui_width, _bt_height),
-    text="random"
+    text="random",
+    box_color=(100, 200, 100),
+    outline_color=(80, 180, 80),
+    outline_additional_pixel=True
 )
 OK_BUTTON = Button(
     position=(_gui_x, _gui_y + 2 * _ib_height + _bt_height + 30),
     dimensions=(_gui_width, _bt_height),
-    text="ok"
+    text="ok",
+    box_color=(100, 200, 100),
+    outline_color=(80, 180, 80),
+    outline_additional_pixel=True
 )
 
 

tile.py

@@ -6,7 +6,9 @@ from project_constants import Terrain
 # It is used in Tile.cost (giving the value to the tile)
 
 
-def assume_cost(terrain_type):
+def assume_cost(terrain_type, mine):
+    if mine is not None:
+        return Terrain.MINE
     if terrain_type == "CONCRETE":
         return Terrain.CONCRETE
     elif terrain_type == "GRASS":
@@ -19,6 +21,6 @@ class Tile:
     def __init__(self, position, terrain_type=None, mine=None):
         self.position = position
         self.terrain_type = terrain_type
-        self.cost = assume_cost(terrain_type)
+        self.cost = assume_cost(terrain_type, mine)
         # mine is an instance of Mine class
         self.mine = mine

ui/input_box.py

@@ -25,10 +25,10 @@ class InputBox(Button):
             input_box_position=None,
             input_box_dimensions=None,
             user_input="",
-            valid_input_characters="abcdefghijklmnoprstuwxyz1234567890",
+            valid_input_characters="abcdefghijklmnoprstuwxyz1234567890 ",
             box_color=(195, 195, 195),
             input_box_color=(225, 245, 245),
-            writing_highlight_color=(150, 255, 255),
+            writing_highlight_color=(200, 255, 255),
             inner_box_color=(205, 205, 205),
             bottom_strip_color=(180, 180, 180),
             font=pygame.font.get_default_font(),
@@ -179,6 +179,7 @@ class InputBox(Button):
             # is not active
             else:
                 input_box_color = self.ib_inactive_color
+                text_background_color = self.ib_inactive_color
 
             # drawing inner (upper) box
             pygame.draw.rect(window,

ui/ui_components_manager.py

@@ -3,13 +3,15 @@ from ui.button import Button
 from ui.input_box import InputBox
 
 
-class UiComponentsList:
+class UiComponentsManager:
     selected = 0
 
     def __init__(self, ui_components=None, select_first_item=True):
+        self.ui_components = list()
+        self.selectable_ui_components = list()
+
         if ui_components is not None:
             self.ui_components = ui_components
-            self.selectable_ui_components = list()
 
             for component in ui_components:
                 self.selectable_ui_components.append(component) if issubclass(component.__class__, Button) else 0
@@ -17,7 +19,8 @@ class UiComponentsList:
         else:
             self.ui_components = list()
 
-        self.selectable_ui_components[0].set_is_selected(select_first_item)
+        if any(self.selectable_ui_components):
+            self.selectable_ui_components[0].set_is_selected(select_first_item)
 
     def run_all(self, window, mouse_position, events):
         for component in filter(lambda x: x not in self.selectable_ui_components, self.ui_components):
@@ -36,7 +39,7 @@ class UiComponentsList:
         for component in self.selectable_ui_components:
             component.draw(window, mouse_position)
 
-    def switch_selected_objects_with_arrow_keys(self, events, mouse_position):
+    def switch_selected_objects_with_arrow_keys(self, mouse_position, events):
         for event in events:
             if event.type == pygame.KEYDOWN:
                 if event.key == pygame.K_ESCAPE: