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# -*- coding: utf-8 -*-
import pygame
from window import Window
from utilities import Text, TextBlock
"""
Clase encargada del control de ventanas
"""
class WindowsController:
def __init__(self, screen):
internal_size = 1200, 780 # The game is meant to run in this resolution
self.scaled_game = ScaledGame(screen, internal_size)
self.screen = self.scaled_game.get_internal_screen()
self.windows = {} # Diccionario de ventanas. Aca se encuentran todas las ventanas del programa
self.windows_stack = [] # Stack de ventanas para el control de venta activa. Aca se enceuntra el stack de ventanas abiertas
self.reload_main = True
self.next_update_list = [] # Keeps track of updates done to the screen
# Tooltips
self.showing_tooltip = False
self.active_tooltip_bg = None
self.active_tooltip = None
def get_screen(self):
return self.screen
# Windows
def close_active_window(self):
self.windows_stack[-1].repaint = True
# Solo puede ser llamado por la ventana activa e implica
# hacer un pop del stack
self.windows_stack.pop()
self.show_window_hierarchy(self.windows_stack[-1])
if self.windows_stack[-1].get_register_id() == "main_window":
self.game_man.continue_game()
self.reload_main = True
for win in self.windows_stack[-1].windows:
if isinstance(win, Window):
win.enable_repaint()
def set_active_window(self, window_key):
if window_key <> "main_window":
self.game_man.pause_game()
self.windows_stack.append(self.windows[window_key])
self.show_window_hierarchy(self.windows_stack[-1])
def register_new_window(self, id, window):
self.windows[id] = window
def unregister_window(self, window):
try:
del self.windows[window.register_id]
except:
pass
def show_window_hierarchy(self, window):
print window.get_register_id()
W = []
for win in window.windows:
W.append(win.register_id)
print(" (%s)" % (W))
# Events handlers
def handle_mouse_down(self, (x, y)):
x, y = self.scaled_game.scale_coordinates((x, y))
self.windows_stack[-1].handle_mouse_down((x, y))
def handle_mouse_up(self, pos):
self.windows_stack[-1].handle_mouse_up(pos)
def handle_mouse_over(self, (x, y)):
x, y = self.scaled_game.scale_coordinates((x, y))
self.windows_stack[-1].handle_mouse_over((x, y))
def handle_mouse_motion(self, (x, y)):
x, y = self.scaled_game.scale_coordinates((x, y))
self.windows_stack[-1].handle_mouse_motion((x, y))
# Tooltips
def show_tooltip(self, tooltip):
x, y = self.scaled_game.scale_coordinates(pygame.mouse.get_pos())
self.active_tooltip = Text(self.screen.get_rect(), x, y, 1, tooltip, 18, pygame.Color('red'), "tooltip")
# Necesitamos guardar lo que esta atras del tooltip para cuando lo querramos esconder
self.active_tooltip_bg = (self.screen.subsurface(self.active_tooltip.rect_absolute).copy(), self.active_tooltip.rect_absolute)
self.showing_tooltip = True
def show_super_tooltip(self, tooltip):
x, y = self.scaled_game.scale_coordinates(pygame.mouse.get_pos())
self.active_tooltip = TextBlock(self.screen.get_rect(), x, y, 1, tooltip, 18, pygame.Color('red'), "tooltip")
self.active_tooltip_bg = (self.screen.subsurface(self.active_tooltip.rect_absolute).copy(), self.active_tooltip.rect_absolute)
self.showing_tooltip = True
def hide_active_tooltip(self):
# Solo se ejecuta si se esta mostrando algun tooltip en la pantalla
if self.showing_tooltip:
# Hacemos un blit con lo que tenia atras el tooltip
self.screen.blit(self.active_tooltip_bg[0], self.active_tooltip_bg[1])
# Lo guardamos en la lista de las proximas actualizaciones
self.next_update(self.active_tooltip_bg[1])
self.showing_tooltip = False
# Updates to the screen
def next_update(self, rect):
"""
Add a rect that must be updated at next update
"""
self.next_update_list.append(rect)
def update(self, frames):
"""
Updates GUI
"""
# Cada vez que "volvamos" a la ventana principal es necesario
# repintar el fondo para que no queden rastros de la ventana anterior
if self.reload_main:
pygame.display.flip() # Actualizamos el screen para hacer visibles los efectos
self.reload_main = False
self.windows_stack[-1].update(frames)
changes = []
if frames % self.windows_stack[-1].frame_rate == 0:
changes.extend(self.windows_stack[-1].draw(self.screen, frames))
if changes:
if self.next_update_list:
changes.extend(self.next_update_list)
self.next_update_list = [] # Vaciamos la lista
# Tooltips
if self.showing_tooltip:
if isinstance(self.active_tooltip, Text):
self.screen.fill((255, 255, 255), self.active_tooltip.rect_in_container)
# Le decimos al tooltip (widget) que se dibuje
self.active_tooltip.draw(self.screen)
changes.append(self.active_tooltip_bg[1])
self.scaled_game.update_screen(changes)
#self.scaled_game.flip()
class ScaledGame:
def __init__(self, pygame_screen, internal_size):
self.screen = pygame_screen
pygame_screen_size = pygame_screen.get_size()
self.scale_factor = pygame_screen_size[0] / float(internal_size[0]), pygame_screen_size[1] / float(internal_size[1])
if self.scale_factor == (1, 1):
self.internal_screen = self.screen
else:
self.internal_screen = pygame.Surface(internal_size)
def get_internal_screen(self):
""" Returns the screen where everything should be drawn.
If using scalation its a virtual surface if not is the real display surface.
"""
return self.internal_screen
def flip(self):
if self.scale_factor == (1, 1):
pygame.display.flip()
else:
pygame.transform.scale(self.internal_screen, self.screen.get_size(), self.screen)
pygame.display.flip()
def update_screen(self, rect_list):
if self.scale_factor == (1, 1):
pygame.display.update(rect_list)
else:
pygame.transform.scale(self.internal_screen, self.screen.get_size(), self.screen)
pygame.display.update(self.scale_rect_list(rect_list))
def scale_rect_list(self, rect_list):
return [self.scale_rect(rect) for rect in rect_list if rect]
def scale_rect(self, rect):
if rect:
left = int(rect.left * self.scale_factor[0])
top = int(rect.top * self.scale_factor[1])
width = int(rect.width * self.scale_factor[0])
height = int(rect.height * self.scale_factor[1])
return pygame.Rect(left, top, width, height)
else:
return None
def scale_coordinates(self, display_coordinates):
""" Retruns the internal coordinates corresponding to the display coordinates """
if self.scale_factor == (1, 1):
return display_coordinates
else:
x = int(display_coordinates[0] / self.scale_factor[0])
y = int(display_coordinates[1] / self.scale_factor[0])
return x, y
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