def _update_atk(self):
""" handles mechanics and graphics updates related to tower attacking """
if self.__atk_cooldown_tick > 0: #__ATK cooldown period
self.__atk_cooldown_tick -= 1
else: #animation period
try:
assert(self.__atk_cooldown_tick <= 0)
except AssertionError:
print("Error in tower._update_atk: tower should not be in cooldown period if it's in animation period")
if self.__target == None: #either the tower didnt have any __target before or its __target was killed by another tower
creeplist = self.__GAMEBOARD.get_creep_in_range(self.__current_cell, self.__ATK_RANGE) #get the list of creeps in range of __current_cell
if creeplist:
self.__target = creeplist.pop() #get a random creep in range
if self.__target == None: #all creeps in sight have been killed before tower could actually attack
self.__atk_anim_tick = config_get_tower_atk_anim_duration() #come back or stay in default position (ie anim=0 and cooldown=0)
else: #tower has a __target to attack
self.__GAMEBOARD.draw_atk_animation(self, self.__target, config_get_tower_atk_color()) #ask gameboard to display __ATK graphics in both cases
if self.__atk_anim_tick == 0: #time to actually inflict dmg to a creep
self.__target.defend(self.__ATK)
self.__target = None
self.__atk_anim_tick = config_get_tower_atk_anim_duration() #no anim to draw anymore
self.__atk_cooldown_tick = config_get_tower_atk_cooldown() #put in cooldown mode
else: #tower is doing its atk animation only
self.__atk_anim_tick -= 1
return
def _update_atk(self):
""" handles mechanics and graphics updates related to tower attacking """
if self.__atk_cooldown_tick > 0: #__ATK cooldown period
self.__atk_cooldown_tick -= 1
else: #animation period
try:
assert (self.__atk_cooldown_tick <= 0)
except AssertionError:
print(
"Error in tower._update_atk: tower should not be in cooldown period if it's in animation period"
)
if self.__target == None: #either the tower didnt have any __target before or its __target was killed by another tower
creeplist = self.__GAMEBOARD.get_creep_in_range(
self.__current_cell, self.__ATK_RANGE
) #get the list of creeps in range of __current_cell
if creeplist:
self.__target = creeplist.pop(
) #get a random creep in range
if self.__target == None: #all creeps in sight have been killed before tower could actually attack
self.__atk_anim_tick = config_get_tower_atk_anim_duration(
) #come back or stay in default position (ie anim=0 and cooldown=0)
else: #tower has a __target to attack
self.__GAMEBOARD.draw_atk_animation(
self, self.__target, config_get_tower_atk_color(
)) #ask gameboard to display __ATK graphics in both cases
if self.__atk_anim_tick == 0: #time to actually inflict dmg to a creep
self.__target.defend(self.__ATK)
self.__target = None
self.__atk_anim_tick = config_get_tower_atk_anim_duration(
) #no anim to draw anymore
self.__atk_cooldown_tick = config_get_tower_atk_cooldown(
) #put in cooldown mode
else: #tower is doing its atk animation only
self.__atk_anim_tick -= 1
return
def __init__(self, gb, sprpos, cell):
#static data for game mechanics
self.__GAMEBOARD = gb # pointer to the game board to ask for services such as "find me a creep to attack"
self.__MAXHP = config_get_tower_hp()
self.__ATK = config_get_tower_atk()
self.__ATK_RANGE = config_get_tower_atk_range() #range at which tower can attack creep
self.__MVT_RANGE = config_get_tower_mvt_range() #range at which tower can move (2 means it can potentially jump over a creep)
self.__MVT_COOLDOWN = config_get_tower_mvt_cooldown() #cooldown before tower can move again, in frames
#dynamic data (status)
self.__hp = self.__MAXHP
self.__atk_cooldown_tick = config_get_tower_atk_cooldown() #at the beginning it can not attack
self.__atk_anim_tick = config_get_tower_atk_anim_duration() #initialized at animduration and decreased each tick. when == 0, tower actually attacks
# towers actually inflicts dmg every (atkcooldown + atkanimation) frames
self.__mvt_cooldown_tick = self.__MVT_COOLDOWN #when towers are created, player has to wait before towers can be moved
self.__current_cell = cell
self.__target = None
#__SPRITE
self.__SPRITE = pygame.sprite.Sprite()
self.__SPRITE.image, self.__SPRITE.rect = load_image(config_get_tower_sprite(),
(int(self.__GAMEBOARD.get_cell_width()*config_get_tower_sprite_scale()),
int(self.__GAMEBOARD.get_cell_height()*config_get_tower_sprite_scale()))
)
self.__padding = (1 - config_get_tower_sprite_scale()) / 2
self.__SPRITE.rect.topleft = int(sprpos[0] + self.__GAMEBOARD.get_cell_width()*self.__padding), int(sprpos[1] + self.__GAMEBOARD.get_cell_height()*self.__padding)
#if spritescale = 0.8, then padding should be (1-0.8)/2 = 0.1 on top and bottom, and 0.1 on left and right
#so that the spr is centered in the middle of the cell
return
def __init__(self, gb, sprpos, cell):
#static data for game mechanics
self.__GAMEBOARD = gb # pointer to the game board to ask for services such as "find me a creep to attack"
self.__MAXHP = config_get_tower_hp()
self.__ATK = config_get_tower_atk()
self.__ATK_RANGE = config_get_tower_atk_range(
) #range at which tower can attack creep
self.__MVT_RANGE = config_get_tower_mvt_range(
) #range at which tower can move (2 means it can potentially jump over a creep)
self.__MVT_COOLDOWN = config_get_tower_mvt_cooldown(
) #cooldown before tower can move again, in frames
#dynamic data (status)
self.__hp = self.__MAXHP
self.__atk_cooldown_tick = config_get_tower_atk_cooldown(
) #at the beginning it can not attack
self.__atk_anim_tick = config_get_tower_atk_anim_duration(
) #initialized at animduration and decreased each tick. when == 0, tower actually attacks
# towers actually inflicts dmg every (atkcooldown + atkanimation) frames
self.__mvt_cooldown_tick = self.__MVT_COOLDOWN #when towers are created, player has to wait before towers can be moved
self.__current_cell = cell
self.__target = None
#__SPRITE
self.__SPRITE = pygame.sprite.Sprite()
self.__SPRITE.image, self.__SPRITE.rect = load_image(
config_get_tower_sprite(),
(int(self.__GAMEBOARD.get_cell_width() *
config_get_tower_sprite_scale()),
int(self.__GAMEBOARD.get_cell_height() *
config_get_tower_sprite_scale())))
self.__padding = (1 - config_get_tower_sprite_scale()) / 2
self.__SPRITE.rect.topleft = int(
sprpos[0] + self.__GAMEBOARD.get_cell_width() * self.__padding
), int(sprpos[1] + self.__GAMEBOARD.get_cell_height() * self.__padding)
#if spritescale = 0.8, then padding should be (1-0.8)/2 = 0.1 on top and bottom, and 0.1 on left and right
#so that the spr is centered in the middle of the cell
return
