目錄
- 一、先搭個(gè)架子
- (一)黏貼背景圖:
- (二)增加中間的圈圈
- (三)讓大轉(zhuǎn)盤自己動(dòng)起來
- 二、再加個(gè)指針,幸運(yùn)的小指針
- (一)小指針不動(dòng),轉(zhuǎn)盤動(dòng)
- (二)轉(zhuǎn)盤不動(dòng),小指針動(dòng)
- 三、增加隨時(shí)數(shù)算法,實(shí)現(xiàn)隨機(jī)事件
- 四、增加開始函數(shù)
- 五、增加結(jié)束函數(shù)
- 六、最終完整效果及代碼
- 七、尾聲
繼續(xù)分享pygame有趣的技術(shù)知識(shí),歡迎往下看。
一、先搭個(gè)架子
(一)黏貼背景圖:
![](/d/20211017/4e14a9ab5d77bc49851972e9cde5a189.gif)
實(shí)現(xiàn)代碼如下:
import pygame
pygame.init() # 初始化pygame類
screen = pygame.display.set_mode((600, 600)) # 設(shè)置窗口大小
pygame.display.set_caption('幸運(yùn)大轉(zhuǎn)盤') # 設(shè)置窗口標(biāo)題
tick = pygame.time.Clock()
fps = 10 # 設(shè)置刷新率,數(shù)字越大刷新率越高
# 方法一
# bg = pygame.image.load("./幸運(yùn)大轉(zhuǎn)盤.png").convert()
# 方法二
picture = pygame.transform.scale(pygame.image.load("./幸運(yùn)大轉(zhuǎn)盤.png"), (600, 600))
bg=picture.convert()
while True:
for event in pygame.event.get():
if event.type == pygame.QUIT:
sys.exit()
# screen.fill((255, 255, 0)) # 設(shè)置背景為白色
screen.blit(bg, (0, 0))
tick.tick(fps)
pygame.display.flip() # 刷新窗口
(二)增加中間的圈圈
核心代碼:
pygame.draw.circle(screen,(255,255,0),(300,300),50)
代碼解釋:
繪制圓形方法:pygame.draw.circle(Surface, color, pos , raduis, width)
其中:
- Surfuce參數(shù): 傳入需要在該Surface對(duì)象上繪制圓形的Surface對(duì)象
- color參數(shù): 需要繪制圓形的線的顏色,傳入一個(gè)rgb三原色元組
- pos參數(shù):圓心的坐標(biāo)
- raduis 表示圓的半徑
- width參數(shù):表示繪制圓的線的寬度,當(dāng)為0時(shí),圓內(nèi)全部被填充
效果圖:
![](/d/20211017/2d4c64aa297848b10e6d28464894a503.gif)
相關(guān)代碼如下:
import pygame
pygame.init() # 初始化pygame類
screen = pygame.display.set_mode((600, 600)) # 設(shè)置窗口大小
pygame.display.set_caption('幸運(yùn)大轉(zhuǎn)盤') # 設(shè)置窗口標(biāo)題
tick = pygame.time.Clock()
fps = 10 # 設(shè)置刷新率,數(shù)字越大刷新率越高
# 方法一
# bg = pygame.image.load("./幸運(yùn)大轉(zhuǎn)盤.png").convert()
# 方法二
picture = pygame.transform.scale(pygame.image.load("./幸運(yùn)大轉(zhuǎn)盤.png"), (600, 600))
bg=picture.convert()
while True:
for event in pygame.event.get():
if event.type == pygame.QUIT:
sys.exit()
# screen.fill((255, 255, 0)) # 設(shè)置背景為白色
screen.blit(bg, (0, 0))
pygame.draw.circle(screen,(255,255,0),(300,300),50)
tick.tick(fps)
pygame.display.flip() # 刷新窗口
(三)讓大轉(zhuǎn)盤自己動(dòng)起來
核心代碼:
newbg = pygame.transform.rotate(bg, angle)
newRect = newbg.get_rect(center=(300,300))
angle -= 1
screen.blit(newbg, newRect)
運(yùn)行效果:
![](/d/20211017/0cd05088c85a36c74d3ea3b40e771638.gif)
相關(guān)代碼如下:
import pygame
pygame.init() # 初始化pygame類
screen = pygame.display.set_mode((600, 600)) # 設(shè)置窗口大小
pygame.display.set_caption('幸運(yùn)大轉(zhuǎn)盤') # 設(shè)置窗口標(biāo)題
tick = pygame.time.Clock()
fps = 10 # 設(shè)置刷新率,數(shù)字越大刷新率越高
# 方法一
# bg = pygame.image.load("./幸運(yùn)大轉(zhuǎn)盤.png").convert()
# 方法二
picture = pygame.transform.scale(pygame.image.load("./幸運(yùn)大轉(zhuǎn)盤.png"), (600, 600))
bg=picture.convert()
angle = 0
while True:
for event in pygame.event.get():
if event.type == pygame.QUIT:
sys.exit()
# screen.fill((255, 255, 0)) # 設(shè)置背景為白色
newbg = pygame.transform.rotate(bg, angle)
newRect = newbg.get_rect(center=(300,300))
angle -= 1
screen.blit(newbg, newRect)
# screen.blit(bg, (0, 0))
pygame.draw.circle(screen,(255,255,0),(300,300),50)
tick.tick(fps)
pygame.display.flip() # 刷新窗口
二、再加個(gè)指針,幸運(yùn)的小指針
(一)小指針不動(dòng),轉(zhuǎn)盤動(dòng)
運(yùn)行效果:
![](/d/20211017/8a3220b8fb0f2af879bf2b6d4e6b4243.gif)
相關(guān)代碼如下:
import pygame
pygame.init() # 初始化pygame類
screen = pygame.display.set_mode((600, 600)) # 設(shè)置窗口大小
pygame.display.set_caption('幸運(yùn)大轉(zhuǎn)盤') # 設(shè)置窗口標(biāo)題
tick = pygame.time.Clock()
fps = 10 # 設(shè)置刷新率,數(shù)字越大刷新率越高
picture = pygame.transform.scale(pygame.image.load("./幸運(yùn)大轉(zhuǎn)盤.png"), (600, 600))
bg=picture.convert()
picture = pygame.transform.scale(pygame.image.load("./hand.png"), (30, 230))
hand = picture.convert_alpha()
angle = 0
while True:
for event in pygame.event.get():
if event.type == pygame.QUIT:
sys.exit()
newbg = pygame.transform.rotate(bg, angle)
newRect = newbg.get_rect(center=(300,300))
angle -= 1
screen.blit(newbg, newRect)
newRect = hand.get_rect(center=(300,150))
screen.blit(hand,newRect)
pygame.draw.circle(screen,(255,255,0),(300,300),50)
tick.tick(fps)
pygame.display.flip() # 刷新窗口
(二)轉(zhuǎn)盤不動(dòng),小指針動(dòng)
思路:轉(zhuǎn)盤指針的框的中心點(diǎn)按照?qǐng)A的軌跡進(jìn)行移動(dòng),然后在移動(dòng)的過程中同步旋轉(zhuǎn)對(duì)應(yīng)的角度,這樣就整個(gè)指針一方面移動(dòng),一方面轉(zhuǎn)動(dòng)。實(shí)現(xiàn)了自然的按照中心旋轉(zhuǎn)的效果了。
1、先自己畫指針矩形框的中心點(diǎn)移動(dòng)
代碼如下:
import pygame,sys
import math
pygame.init() # 初始化pygame類
screen = pygame.display.set_mode((600, 600)) # 設(shè)置窗口大小
pygame.display.set_caption('幸運(yùn)大轉(zhuǎn)盤') # 設(shè)置窗口標(biāo)題
tick = pygame.time.Clock()
fps = 100 # 設(shè)置刷新率,數(shù)字越大刷新率越高
picture = pygame.transform.scale(pygame.image.load("./幸運(yùn)大轉(zhuǎn)盤.png"), (600, 600))
bg=picture.convert()
picture = pygame.transform.scale(pygame.image.load("./hand.png"), (30, 230))
hand = picture.convert_alpha()
angle = 0
pos_list = []
while True:
posx = 300+int(150*math.sin(135+angle/360))
posy = 300+int(150*math.cos(135+angle/360))
for event in pygame.event.get():
if event.type == pygame.QUIT:
sys.exit()
screen.blit(bg,(0,0))
pos_list.append((posx,posy))
for pos in pos_list:
pygame.draw.circle(screen, (0, 0, 0), pos, 1)
angle -= 2
pygame.draw.circle(screen,(255,255,0),(300,300),80)
tick.tick(fps)
pygame.display.flip() # 刷新窗口
效果如下:
![](/d/20211017/17739fc54a872cead5dc6cc428d84ddd.gif)
2、增加指針轉(zhuǎn)動(dòng)(不完善的版本)
代碼如下:
import pygame,sys
import math
pygame.init() # 初始化pygame類
screen = pygame.display.set_mode((600, 600)) # 設(shè)置窗口大小
pygame.display.set_caption('幸運(yùn)大轉(zhuǎn)盤') # 設(shè)置窗口標(biāo)題
tick = pygame.time.Clock()
fps = 100 # 設(shè)置刷新率,數(shù)字越大刷新率越高
picture = pygame.transform.scale(pygame.image.load("./幸運(yùn)大轉(zhuǎn)盤.png"), (600, 600))
bg=picture.convert()
picture = pygame.transform.scale(pygame.image.load("./hand.png"), (30, 230))
hand = picture.convert_alpha()
angle = 0
pos_list = []
while True:
posx = 300+int(150*math.sin(135+angle/360))
posy = 300+int(150*math.cos(135+angle/360))
for event in pygame.event.get():
if event.type == pygame.QUIT:
sys.exit()
screen.blit(bg,(0,0))
pos_list.append((posx,posy))
for pos in pos_list:
pygame.draw.circle(screen, (0, 0, 0), pos, 1)
newhand = pygame.transform.rotate(hand, angle/6)
# old_center = rect.center
newRect = newhand.get_rect(center=(posx,posy))
screen.blit(newhand,newRect)
pygame.draw.rect(screen, (255,0,0), newRect, 1)
# if angle>-10:
angle -= 2
print(angle)
if angle -2250:
angle = 0
pygame.draw.circle(screen,(255,255,0),(300,300),80)
tick.tick(fps)
pygame.display.flip() # 刷新窗口
效果如下:
![](/d/20211017/496b64693df1df57c919fbd26304244c.gif)
3、增加指針轉(zhuǎn)動(dòng)(修正版)
發(fā)現(xiàn)原來是math類庫中的sin和cos函數(shù)傳遞的參數(shù)問題。
Math.Sin()里面的是弧度制。 如果是sin(30),就用Math.Sin(Math.PI*30.0/180.0);
因此主要修改的代碼如下:
posx = 300 + int(150 * math.sin(angle * math.pi / 180))
posy = 300 - int(150 * math.cos(angle * math.pi / 180))
對(duì)應(yīng)的運(yùn)行效果如下:
![](/d/20211017/940c441678ef64f0d1c83c05ecd515a6.gif)
想運(yùn)行快點(diǎn)的話,就把a(bǔ)ngle的參數(shù)變大就好。
完整代碼如下:
import pygame
import math
pygame.init() # 初始化pygame類
screen = pygame.display.set_mode((600, 600)) # 設(shè)置窗口大小
pygame.display.set_caption('幸運(yùn)大轉(zhuǎn)盤') # 設(shè)置窗口標(biāo)題
tick = pygame.time.Clock()
fps = 10 # 設(shè)置刷新率,數(shù)字越大刷新率越高
picture = pygame.transform.scale(pygame.image.load("./幸運(yùn)大轉(zhuǎn)盤.png"), (600, 600))
bg=picture.convert()
picture = pygame.transform.scale(pygame.image.load("./hand.png"), (30, 230))
hand = picture.convert_alpha()
angle = 0
while True:
posx = 300 + int(150 * math.sin(angle * math.pi / 180))
posy = 300 - int(150 * math.cos(angle * math.pi / 180))
print(posx, posy, math.sin(angle * math.pi / 180))
for event in pygame.event.get():
if event.type == pygame.QUIT:
sys.exit()
screen.blit(bg,(0,0))
newhand = pygame.transform.rotate(hand, -angle)
newRect = newhand.get_rect(center=(posx,posy))
screen.blit(newhand,newRect)
angle += 10
pygame.draw.circle(screen,(255,255,0),(300,300),50)
tick.tick(fps)
pygame.display.flip() # 刷新窗口
三、增加隨時(shí)數(shù)算法,實(shí)現(xiàn)隨機(jī)事件
直接借用了這個(gè)算法:
輪盤分為三部分: 一等獎(jiǎng), 二等獎(jiǎng)和三等獎(jiǎng);
輪盤轉(zhuǎn)的時(shí)候是隨機(jī)的,
如果范圍在[0,0.08)之間,代表一等獎(jiǎng),
如果范圍在[0.08,0.3)之間,代表2等獎(jiǎng),
如果范圍在[0.3, 1.0)之間,代表3等獎(jiǎng),
把該算法封裝成函數(shù),相關(guān)代碼如下:
rewardDict = {
'一等獎(jiǎng)': (0, 0.03),
'二等獎(jiǎng)': (0.03, 0.2),
'三等獎(jiǎng)': (0.2, 1)
}
def rewardFun():
"""用戶的得獎(jiǎng)等級(jí)"""
# 生成一個(gè)0~1之間的隨機(jī)數(shù)
number = random.random()
# 判斷隨機(jī)轉(zhuǎn)盤是幾等獎(jiǎng)
for k, v in rewardDict.items():
if v[0] = number v[1]:
return k
四、增加開始函數(shù)
def start():
while True:
for event in pygame.event.get():
# 處理退出事件
if event.type == pygame.QUIT:
pygame.quit()
sys.exit()
elif event.type == pygame.KEYDOWN:
if (event.key == pygame.K_ESCAPE):
pygame.quit()
sys.exit()
else:
return
screen.blit(bg,(0,0))
newRect = hand.get_rect(center=(300,150))
screen.blit(hand,newRect)
pygame.draw.circle(screen,(255,255,0),(300,300),50)
textFont = pygame.font.Font("./font/font.ttf", 80)
textSurface = textFont.render("go", True, (110, 55, 155))
screen.blit(textSurface, (270, 230))
pygame.display.update()
五、增加結(jié)束函數(shù)
def end(k):
textFont = pygame.font.Font("./font/font.ttf", 50)
textSurface = textFont.render("your awards is :%s" % k, True, (110, 55, 155))
screen.fill((155, 155, 0))
screen.blit(textSurface, (30, 230))
六、最終完整效果及代碼
import pygame,sys
import math
import random
pygame.init() # 初始化pygame類
screen = pygame.display.set_mode((600, 600)) # 設(shè)置窗口大小
pygame.display.set_caption('幸運(yùn)大轉(zhuǎn)盤') # 設(shè)置窗口標(biāo)題
tick = pygame.time.Clock()
fps = 10 # 設(shè)置刷新率,數(shù)字越大刷新率越高
picture = pygame.transform.scale(pygame.image.load("./幸運(yùn)大轉(zhuǎn)盤.png"), (600, 600))
bg=picture.convert()
picture = pygame.transform.scale(pygame.image.load("./hand.png"), (30, 230))
hand = picture.convert_alpha()
rewardDict = {
'first level': (0, 0.03),
'second level': (0.03, 0.2),
'third level': (0.2, 1)
}
def rewardFun():
"""用戶的得獎(jiǎng)等級(jí)"""
# 生成一個(gè)0~1之間的隨機(jī)數(shù)
number = random.random()
# 判斷隨機(jī)轉(zhuǎn)盤是幾等獎(jiǎng)
for k, v in rewardDict.items():
if v[0] = number v[1]:
return k
def start():
while True:
for event in pygame.event.get():
# 處理退出事件
if event.type == pygame.QUIT:
pygame.quit()
sys.exit()
elif event.type == pygame.KEYDOWN:
if (event.key == pygame.K_ESCAPE):
pygame.quit()
sys.exit()
else:
return
screen.blit(bg,(0,0))
newRect = hand.get_rect(center=(300,150))
screen.blit(hand,newRect)
pygame.draw.circle(screen,(255,255,0),(300,300),50)
textFont = pygame.font.Font("./font/font.ttf", 80)
textSurface = textFont.render("go", True, (110, 55, 155))
screen.blit(textSurface, (270, 230))
pygame.display.update()
def middle():
angle = 0
while True:
posx = 300 + int(150 * math.sin(angle * math.pi / 180))
posy = 300 - int(150 * math.cos(angle * math.pi / 180))
print(posx, posy, math.sin(angle * math.pi / 180))
for event in pygame.event.get():
if event.type == pygame.QUIT:
sys.exit()
screen.blit(bg,(0,0))
newhand = pygame.transform.rotate(hand, -angle)
newRect = newhand.get_rect(center=(posx,posy))
screen.blit(newhand,newRect)
pygame.draw.circle(screen,(255,255,0),(300,300),50)
angle += 10
if angle > 500:
k = rewardFun()
end(k)
tick.tick(fps)
pygame.display.flip() # 刷新窗口
def end(k):
textFont = pygame.font.Font("./font/font.ttf", 50)
textSurface = textFont.render("your awards is :%s" % k, True, (110, 55, 155))
screen.fill((155, 155, 0))
screen.blit(textSurface, (30, 230))
if __name__ == '__main__':
start()
middle()
運(yùn)行效果如下:
![](/d/20211017/cceefc1a845cd1c7bd023bb4a67c8f1e.gif)
七、尾聲
總算完整寫完了整個(gè)案例,發(fā)現(xiàn)通過在上班過程中抽空寫這些博客,真的很難,碼字不易、輸出不易,且行且珍惜。
里面有很多細(xì)節(jié)么有優(yōu)化、自己都發(fā)現(xiàn)很多bug,沒有很多的時(shí)間去完善和改進(jìn),歡迎各位多多提出寶貴意見。
到此這篇關(guān)于pygame可視化幸運(yùn)大轉(zhuǎn)盤實(shí)現(xiàn)的文章就介紹到這了,更多相關(guān)pygame 幸運(yùn)大轉(zhuǎn)盤內(nèi)容請(qǐng)搜索腳本之家以前的文章或繼續(xù)瀏覽下面的相關(guān)文章希望大家以后多多支持腳本之家!
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