def ShowActor(self, actor): while actor.sprite != None: actor.sprite.kill() actor.sprite = None actor.sprite = ActorSprite(actor.type, self.frontSprites) actor.sprite.rect.center = actor.sector.sprite.rect.center if actor.targeted: self.ClearTarget() self.target_sprite = TargetSprite(self.frontSprites) self.target_sprite.rect.center = actor.sprite.rect.center actor.sector.blocked = True
def __init__(self, evManager): self.evManager = evManager self.evManager.RegisterListener( self ) pygame.init() self.window = pygame.display.set_mode((WINDOW_X, WINDOW_Y)) pygame.display.set_caption( 'RGENGINE' ) self.background = pygame.Surface((self.window.get_size())) self.backSprites = pygame.sprite.RenderUpdates() self.frontSprites = pygame.sprite.RenderUpdates() self.center_sector_coords = STARTING_COORDS self.target_sprite = TargetSprite(self.frontSprites) top_left = pygame.Rect((-TILE_SIZE, 0, TILE_SIZE, TILE_SIZE)) self.target_sprite.rect.center = top_left.center self.map = None
class PygameView:
def __init__(self, evManager):
self.evManager = evManager
self.evManager.RegisterListener( self )
pygame.init()
self.window = pygame.display.set_mode((WINDOW_X, WINDOW_Y))
pygame.display.set_caption( 'RGENGINE' )
self.background = pygame.Surface((self.window.get_size()))
self.backSprites = pygame.sprite.RenderUpdates()
self.frontSprites = pygame.sprite.RenderUpdates()
self.center_sector_coords = STARTING_COORDS
self.target_sprite = TargetSprite(self.frontSprites)
top_left = pygame.Rect((-TILE_SIZE, 0, TILE_SIZE, TILE_SIZE))
self.target_sprite.rect.center = top_left.center
self.map = None
#----------------------------------------------------------------------
def SetUpMap(self):
self.BuildMapSprites()
self.ShowMap()
ev = MapSetUpEvent()
self.evManager.Post(ev)
#----------------------------------------------------------------------
def BuildMapSprites(self):
map_x = self.map.map_x
map_y = self.map.map_y
for y in range(1, map_y):
for x in range(map_x):
self.map.sectors[y][x].sprite = SectorSprite(self.map.sectors[y][x],
self.backSprites)
squareRect = pygame.Rect( (-TILE_SIZE, 0, TILE_SIZE, TILE_SIZE))
self.map.sectors[y][x].sprite.rect = squareRect
#----------------------------------------------------------------------
def ShowMap(self):
# use this squareRect as a cursor and go through the
# columns and rows and assign the rect
# positions of the SectorSprites
squareRect = pygame.Rect((-TILE_SIZE * 2, -TILE_SIZE, TILE_SIZE, TILE_SIZE))
column = 0
row = 0
visible = self.VisibleMap()
for each in visible:
for sector in each:
sector.sprite.rect = squareRect
squareRect = squareRect.move(TILE_SIZE, 0)
squareRect = squareRect.move(-(TILE_SIZE *(len(each))), TILE_SIZE)
#----------------------------------------------------------------------
def VisibleMap(self):
start_x = self.center_sector_coords[0] - 2
start_y = self.center_sector_coords[1] - 1
half_x = (TILES_X - 1) / 2
half_y = (TILES_Y - 1) / 2
upper_left_x = start_x - half_x
upper_left_y = start_y - half_y
bottom_right_x = start_x + half_x
bottom_right_y = start_y + half_y
list = []
for y in range(upper_left_y , bottom_right_y + 3):
foo = []
for x in range(upper_left_x, bottom_right_x + 4):
foo.append(self.map.sectors[y][x])
list.append(foo)
return list
#----------------------------------------------------------------------
def ShowActor(self, actor):
while actor.sprite != None:
actor.sprite.kill()
actor.sprite = None
actor.sprite = ActorSprite(actor.type, self.frontSprites)
actor.sprite.rect.center = actor.sector.sprite.rect.center
if actor.targeted:
self.ClearTarget()
self.target_sprite = TargetSprite(self.frontSprites)
self.target_sprite.rect.center = actor.sprite.rect.center
actor.sector.blocked = True
#----------------------------------------------------------------------
def ClearActor(self, actor):
actor.sector.blocked = False
if actor.targeted:
self.ClearTarget()
if actor.sprite:
actor.sprite.kill()
actor.sprite = None
ev = ActorClearedEvent()
self.evManager.Post(ev)
#----------------------------------------------------------------------
def ClearTarget(self):
if self.target_sprite != None:
self.target_sprite.kill()
self.target_sprite = None
#----------------------------------------------------------------------
def UpdateCenter(self, actor):
self.center_sector_coords = actor.sector.location
self.ShowMap()
ev = ScreenUpdatedEvent()
self.evManager.Post(ev)
#----------------------------------------------------------------------
def GetActorSprite(self, actor):
for s in self.frontSprites:
return s
return None
#----------------------------------------------------------------------
def GetSectorSprite(self, sector):
for s in self.backSprites:
if hasattr(s, "sector") and s.sector == sector:
return s
#----------------------------------------------------------------------
def GetSector(self, pos):
for j in self.VisibleMap():
for i in j:
if i.sprite.rect.collidepoint(pos):
return i
raise Exception("Sector not found onscreen.")
#----------------------------------------------------------------------
def draw_everything(self):
self.backSprites.clear(self.window, self.background)
self.frontSprites.clear(self.window, self.background)
self.backSprites.update()
self.frontSprites.update()
dirtyRects1 = self.backSprites.draw(self.window)
dirtyRects2 = self.frontSprites.draw(self.window)
dirtyRects = dirtyRects1 + dirtyRects2
pygame.display.update(dirtyRects)
#----------------------------------------------------------------------
def Notify(self, event):
if isinstance(event, TickEvent):
self.draw_everything()
elif isinstance(event, EnemiesPlaceEvent):
self.map = event.map
self.SetUpMap()
elif isinstance(event, ActorPlaceEvent):
self.ShowActor(event.actor)
elif isinstance(event, ActorMoveEvent):
self.UpdateCenter(event.actor)
elif isinstance(event, ActorClearEvent):
self.ClearActor(event.actor)
elif isinstance(event, ShowActorEvent):
self.ShowActor(event.actor)
elif isinstance(event, UntargetEvent):
self.ClearTarget()
elif isinstance(event, MouseClickEvent):
sector = self.GetSector(event.pos)
ev = PlayerActionEvent(sector)
self.evManager.Post(ev)
