问题描述
我一直在尝试不同的方法来拖放我的棋子我已经找到了方法,但问题是我正在使用字典通过 pygame.image.load 加载我的图像代码>.我为我的图像创建了一个字典,如下所示:
IMAGES = {}定义加载图像():件 = ['wp','wR','wN','wB','wK','wQ','bp','bR','bN','bB','bK','bQ']一块一块的:图像[片] = pygame.transform.scale(pygame.image.load("images/" +piece + ".png"),(SQ_SIZE, SQ_SIZE))# 注意我们可以通过说IMAGES['wp']"来访问图像
我已经解决了这些关于精灵拖放的问题:
导入pygame类 DragOperator:def __init__(self, sprite):self.sprite = 精灵self.dragging = 假self.rel_pos = (0, 0)定义更新(自我,事件列表):对于 event_list 中的事件:如果 event.type == pygame.MOUSEBUTTONDOWN:self.dragging = self.sprite.rect.collidepoint(event.pos)self.rel_pos = event.pos[0] - self.sprite.rect.x, event.pos[1] - self.sprite.rect.y如果 event.type == pygame.MOUSEBUTTONUP:self.dragging = 假如果 event.type == pygame.MOUSEMOTION 和 self.dragging:self.sprite.rect.topleft = event.pos[0] - self.rel_pos[0], event.pos[1] - self.rel_pos[1]类ChessSprite(pygame.sprite.Sprite):def __init__(self, board_rect, i, j, image):super().__init__()self.board = board_rectself.image = 图像self.set_pos(i, j)self.drag = DragOperator(self)def set_pos(self, i, j):x = self.board.left + self.board.width//8 * i + self.board.width//16y = self.board.left + self.board.height//8 * (7 - j) + self.board.height//16self.rect = self.image.get_rect(center = (x, y))定义更新(自我,事件列表):self.drag.update(event_list)如果不是 self.drag.dragging:i = max(0, min(7, (self.rect.centerx - self.board.left)//(self.board.width//8)))j = 7 - max(0, min(7, (self.rect.centery - self.board.top)//(self.board.height//8)))self.set_pos(i, j)pygame.init()窗口 = pygame.display.set_mode((500, 500))时钟 = pygame.time.Clock()board = pygame.Surface(window.get_size())board.fill((255, 255, 255))大小 = (min(window.get_size()) - 20)//8start = (window.get_width() - size * 8)//2, (window.get_height() - size * 8)//2board_rect = pygame.Rect(*start, size*8, size*8)ts, w, h, c1, c2 = 50, *window.get_size(), (128, 128, 128), (64, 64, 64)对于范围内的 y(8):对于范围内的 x(8):颜色 = (192, 192, 164) if (x+y) % 2 == 0 else (96, 64, 32)pygame.draw.rect(board, color, (start[0]+ x*size, start[1] + y*size, size, size))# https://en.wikipedia.org/wiki/Chess_symbols_in_Unicodewhite_figures = { 'king': '♔', 'queen': '♕', 'rook': '♖', 'bishop': '♗', 'knight': '♘', 'pawn': '♙'}black_figures = { 'king': '♚', 'queen': '♛', 'rook': '♜', 'bishop': '♝', 'knight': '♞', 'pawn': '♟'}seguisy = pygame.font.SysFont("segoeuisymbol", size-4)white_images = { k : seguisy.render(c, True, (255, 255, 255)) for k, c in white_figures.items() }black_images = { k : seguisy.render(c, True, (0, 0, 0)) for k, c in black_figures.items() }组 = pygame.sprite.Group()数字 = ['车','骑士','主教','女王','国王','主教','骑士','车']对于我,枚举中的数字(数字):group.add(ChessSprite(board_rect, i, 0, white_images[figure]))group.add(ChessSprite(board_rect, i, 1, white_images['pawn']))group.add(ChessSprite(board_rect, i, 7, black_images[figure]))group.add(ChessSprite(board_rect, i, 6, black_images['pawn']))运行 = 真运行时:时钟滴答(60)event_list = pygame.event.get()对于 event_list 中的事件:如果 event.type == pygame.QUIT:运行 = 错误group.update(event_list)window.blit(board, (0, 0))group.draw(窗口)pygame.display.flip()pygame.quit()出口()
I've been trying different ways how to get my chess pieces to drag and drop I've found ways, but the problem is that I'm using a dictionary to load my images via pygame.image.load
. I've created a dictionary for my images like this:
IMAGES = {}
def loadImages():
pieces = ['wp', 'wR', 'wN', 'wB', 'wK', 'wQ', 'bp', 'bR', 'bN', 'bB', 'bK', 'bQ']
for piece in pieces:
IMAGES[piece] = pygame.transform.scale(
pygame.image.load("images/" + piece + ".png"),
(SQ_SIZE, SQ_SIZE))
# Note we can access an image by saying "IMAGES['wp']'
I've been through these questions for sprite drop and drag:
How to move Sprite in Pygame
Drag multiple sprites with different "update ()" methods from the same Sprite class in Pygame
python pygame - how to create a drag and drop with multiple images?
I've attempted many of these, but I can't seem to figure out how to implement any of them in my code for image dictionaries. I'm just lost. I need help. If you need anymore information or code let me know.
You need to createpygame.sprite.Sprite
objects with the images.Create a dictionary with the sprites from the dictionary with the images.You have to create a pygame.sprite.Sprite
object for each piece.Hence you have to create 8 Sprites with the image of the white pawn.Create 1 dictionary for the white pieces and one for the black pieces.Add all the pices to one pygame.sprite.Group
:
class ChessSprite(pygame.sprite.Sprite):
def __init__(self, i, j, image):
super().__init__()
# [...]
white = {}
for i, f in enumerate(['wR', 'wN', 'wB', 'wQ', 'wK', 'wB', 'wN', 'wR']):
white[f] = ChessSprite(i, 0, IMAGES[f])
for i in range(8):
pawn_name = 'wp' + str(i+1)
white[pawn_name] = ChessSprite(i, 1, IMAGES['wp'])
black = {}
for i, f in enumerate(['bR', 'bN', 'bB', 'bQ', 'bK', 'bB', 'bN', 'bR']):
black[f] = ChessSprite(i, 7, IMAGES[f])
for i in range(8):
pawn_name = 'bp' + str(i+1)
black[pawn_name] = ChessSprite(i, 6, IMAGES['bp'])
group = pygame.sprite.Group()
group.add(white.values())
group.add(black.values())
With this setup you can drag each piece individually. See Draw Sprite and Drag multiple sprites with different "update ()" methods from the same Sprite class in Pygame.
Minimal example:
import pygame
class DragOperator:
def __init__(self, sprite):
self.sprite = sprite
self.dragging = False
self.rel_pos = (0, 0)
def update(self, event_list):
for event in event_list:
if event.type == pygame.MOUSEBUTTONDOWN:
self.dragging = self.sprite.rect.collidepoint(event.pos)
self.rel_pos = event.pos[0] - self.sprite.rect.x, event.pos[1] - self.sprite.rect.y
if event.type == pygame.MOUSEBUTTONUP:
self.dragging = False
if event.type == pygame.MOUSEMOTION and self.dragging:
self.sprite.rect.topleft = event.pos[0] - self.rel_pos[0], event.pos[1] - self.rel_pos[1]
class ChessSprite(pygame.sprite.Sprite):
def __init__(self, board_rect, i, j, image):
super().__init__()
self.board = board_rect
self.image = image
self.set_pos(i, j)
self.drag = DragOperator(self)
def set_pos(self, i, j):
x = self.board.left + self.board.width // 8 * i + self.board.width // 16
y = self.board.left + self.board.height // 8 * (7 - j) + self.board.height // 16
self.rect = self.image.get_rect(center = (x, y))
def update(self, event_list):
self.drag.update(event_list)
if not self.drag.dragging:
i = max(0, min(7, (self.rect.centerx - self.board.left) // (self.board.width // 8)))
j = 7 - max(0, min(7, (self.rect.centery - self.board.top) // (self.board.height // 8)))
self.set_pos(i, j)
pygame.init()
window = pygame.display.set_mode((500, 500))
clock = pygame.time.Clock()
board = pygame.Surface(window.get_size())
board.fill((255, 255, 255))
size = (min(window.get_size()) - 20) // 8
start = (window.get_width() - size * 8) // 2, (window.get_height() - size * 8) // 2
board_rect = pygame.Rect(*start, size*8, size*8)
ts, w, h, c1, c2 = 50, *window.get_size(), (128, 128, 128), (64, 64, 64)
for y in range(8):
for x in range(8):
color = (192, 192, 164) if (x+y) % 2 == 0 else (96, 64, 32)
pygame.draw.rect(board, color, (start[0]+ x*size, start[1] + y*size, size, size))
# https://en.wikipedia.org/wiki/Chess_symbols_in_Unicode
white_figures = { 'king': '♔', 'queen': '♕', 'rook': '♖', 'bishop': '♗', 'knight': '♘', 'pawn': '♙'}
black_figures = { 'king': '♚', 'queen': '♛', 'rook': '♜', 'bishop': '♝', 'knight': '♞', 'pawn': '♟'}
seguisy = pygame.font.SysFont("segoeuisymbol", size-4)
white_images = { k : seguisy.render(c, True, (255, 255, 255)) for k, c in white_figures.items() }
black_images = { k : seguisy.render(c, True, (0, 0, 0)) for k, c in black_figures.items() }
group = pygame.sprite.Group()
figures = ['rook', 'knight', 'bishop', 'queen', 'king', 'bishop', 'knight', 'rook']
for i, figure in enumerate(figures):
group.add(ChessSprite(board_rect, i, 0, white_images[figure]))
group.add(ChessSprite(board_rect, i, 1, white_images['pawn']))
group.add(ChessSprite(board_rect, i, 7, black_images[figure]))
group.add(ChessSprite(board_rect, i, 6, black_images['pawn']))
run = True
while run:
clock.tick(60)
event_list = pygame.event.get()
for event in event_list:
if event.type == pygame.QUIT:
run = False
group.update(event_list)
window.blit(board, (0, 0))
group.draw(window)
pygame.display.flip()
pygame.quit()
exit()
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