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98 lines
3.1 KiB
98 lines
3.1 KiB
import os
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from graphics.colors import Colors
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class Screen:
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"""Moteur graphique basé sur des claques"""
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instance = None
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def __init__(self, game):
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Screen.instance = self
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size = os.get_terminal_size()
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if size.columns < 120 or size.lines < 30:
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raise OSError("terminal is too small")
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self.x = size.columns
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self.y = size.lines - 2
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self.frame = {}
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self.__layers = {}
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self.handlers = []
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#game.late_init()
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self.game = game
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def set_layer(self, layer):
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self.__layers[layer.name] = layer
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def del_layer(self, name):
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del self.__layers[name]
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def get_layer(self, name):
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if not name in self.__layers.keys():
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raise ValueError("unknown key")
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return self.__layers[name]
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def __combine_layers(self):
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self.frame = {}
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layers = sorted(self.__layers.values(), key=lambda layer: layer.z_index)
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for layer in layers:
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layer.draw()
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self.frame.update(layer.frame)
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def draw(self):
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self.__combine_layers()
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buffer = ""
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for y in range(self.y):
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for x in range(self.x):
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if (x, y) in self.frame:
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buffer += self.frame[(x, y)]
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else:
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buffer += " "
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buffer += "\n"
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print("\033[H\033[J", end="")
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print(buffer)
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def send_key(self, key):
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"""Envoie les touches reçues à tous les calques actifs"""
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for layer in list(self.__layers.values()):
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if layer.handle_keys == True:
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layer.key_handler(key)
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class Layer:
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def __init__(self, z_index, name):
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self.name = name
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self.frame = {}
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self.z_index = z_index
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self.x = Screen.instance.x
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self.y = Screen.instance.y
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self.handle_keys = True
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Screen.instance.set_layer(self)
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def put_char(self, char, x, y, colors=[]):
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if x > self.x or x < 0 or y > self.y or y < 0:
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raise ValueError("out of range pixel")
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self.frame[(x, y)] = "".join(colors) + char + Colors.RESET
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def put_string(self, string, x, y, colors=[]):
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if x > self.x or x < 0 or y > self.y or y < 0:
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raise ValueError("out of range pixel")
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string = string.split("\n")
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for string_y in range(len(string)):
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for string_x in range(len(string[string_y])):
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self.frame[(x+string_x, y+string_y)] = "".join(colors) + string[string_y][string_x] + Colors.RESET
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def rect(self, x1, y1, x2, y2, colors=[], template=' '):
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if (x1 > self.x or x1 < 0 or y1 > self.y or y1 < 0) or (x2 > self.x or x2 < 0 or y2 > self.y or y2 < 0):
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raise ValueError("out of range pixel")
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if len(template) > 1:
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raise ValueError("template should be 1 char long")
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for x in range(x1, x2+1):
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for y in range(y1, y2+1):
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self.frame[(x, y)] = "".join(colors) + template + Colors.RESET
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def draw(self):
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self.frame = {}
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def key_handler(self):
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pass
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