102 lines
3.8 KiB
Python
102 lines
3.8 KiB
Python
from typing import Type, Literal
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import pygame
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from module import WIDTH, HEIGHT, JUMP_FORCE, COLORS, PLAYER_SIZE, OPTIONS, BLOCK_SIZE
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from module.block import AirBlock, Block
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# 玩家类
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class Player:
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def __init__(self, world: list[list[Block]]):
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self.x = 100
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self.y = 100
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self.velocity = 0
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self.on_ground = False
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self.selected_block = AirBlock
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self.world = world
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def move(self, dx: float, dy: float):
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# 仅需检测玩家当前区块的上下左右的方块是否有碰撞体积
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block_x_idx, block_y_idx = self.get_pixel_idx()
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top_block = self.world[block_x_idx][block_y_idx - 1] if block_y_idx > 0 else None
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bottom_block = self.world[block_x_idx][block_y_idx + 1] if block_y_idx < HEIGHT // 20 - 1 else None
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left_block = self.world[block_x_idx - 1][block_y_idx] if block_x_idx > 0 else None
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right_block = self.world[block_x_idx + 1][block_y_idx] if block_x_idx < WIDTH // 20 - 1 else None
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# 无碰撞体积时加 dx dy 有碰撞体积时，限制其值
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# 向下移动时且下面方块有碰撞体积，与上表面碰撞
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if dy > 0 and bottom_block is not None and bottom_block.collision:
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if bottom_block.check_collision(self):
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new_y = bottom_block.get_collision_surface()[0] - 10
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else:
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new_y = self.y + dy
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# 向上移动时且上面方块有碰撞体积，与下表面碰撞
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elif dy < 0 and top_block is not None and top_block.collision:
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if top_block.check_collision(self):
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new_y = top_block.get_collision_surface()[2] + 10
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else:
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new_y = self.y + dy
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else:
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new_y = self.y + dy
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# 右移动
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if dx > 0 and right_block is not None and right_block.collision:
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if right_block.check_collision(self):
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new_x = right_block.get_collision_surface()[3] - 10
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else:
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new_x = self.x + dx
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# 左移动
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elif dx < 0 and left_block is not None and left_block.collision:
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if left_block.check_collision(self):
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new_x = left_block.get_collision_surface()[1] + 10
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else:
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new_x = self.x + dx
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else:
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new_x = self.x + dx
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if 0 <= new_x < WIDTH and 0 <= new_y < HEIGHT:
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self.x = new_x
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self.y = new_y
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def jump(self):
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if self.on_ground:
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self.y += JUMP_FORCE
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self.on_ground = False
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def select_block(self, block: Type[Block]):
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self.selected_block = block
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def put_block(self, x: int, y: int, action: Literal['create', 'delete'] = 'create'):
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if action == 'create':
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self.world[x][y] = self.selected_block(x, y)
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elif action == 'delete':
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self.world[x][y] = AirBlock(x, y)
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else:
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pass
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def draw(self, screen: pygame.Surface):
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self.move(0, 0)
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# 重力检测
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block_x_idx, block_y_idx = self.get_pixel_idx()
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bottom_block = self.world[block_x_idx][block_y_idx + 1] if block_y_idx < HEIGHT // 20 - 1 else None
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if bottom_block and bottom_block.collision and bottom_block.check_collision(self):
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self.on_ground = True
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else:
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self.on_ground = False
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pygame.draw.circle(screen, COLORS["player"], (self.x, self.y), PLAYER_SIZE // 2)
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if OPTIONS['debug']:
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block_x = block_x_idx * BLOCK_SIZE
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block_y = block_y_idx * BLOCK_SIZE
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# 绘制玩家所在区块颜色
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rect = pygame.Rect(block_x, block_y, BLOCK_SIZE, BLOCK_SIZE)
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pygame.draw.rect(screen, '#ffd5004d', rect)
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def get_pixel_idx(self) -> tuple[int, int]:
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return int(self.x) // BLOCK_SIZE, int(self.y) // BLOCK_SIZE |