概述
class RandomChar():
"""用于随机生成汉字"""
@staticmethod
def Unicode():
val = random.randint(0x4E00,0x9FBF)
return unichr(val)
@staticmethod
def GB2312():
head = random.randint(0xB0,0xCF)
body = random.randint(0xA,0xF)
tail = random.randint(0,0xF)
val = ( head << 8 ) | (body << 4) | tail
str = "%x" % val
return str.decode('hex').decode('gb2312')
class ImageChar():
def __init__(self,fontColor = (0,0),
size = (100,40),
fontPath = 'wqy.ttc',
bgColor = (255,255,255),
fontSize = 20):
self.size = size
self.fontPath = fontPath
self.bgColor = bgColor
self.fontSize = fontSize
self.fontColor = fontColor
self.font = ImageFont.truetype(self.fontPath,self.fontSize)
self.image = Image.new('RGB',size,bgColor)
def rotate(self):
self.image.rotate(random.randint(0,30),expand=0)
def drawText(self,pos,txt,fill):
draw = ImageDraw.Draw(self.image)
draw.text(pos,font=self.font,fill=fill)
del draw
def randRGB(self):
return (random.randint(0,
random.randint(0,255))
def randPoint(self):
(width,height) = self.size
return (random.randint(0,width),random.randint(0,height))
def randLine(self,num):
draw = ImageDraw.Draw(self.image)
for i in range(0,num):
draw.line([self.randPoint(),self.randPoint()],self.randRGB())
del draw
def randChinese(self,num):
gap = 5
start = 0
for i in range(0,num):
char = RandomChar().GB2312()
x = start + self.fontSize * i + random.randint(0,gap) + gap * i
self.drawText((x,random.randint(-5,5)),RandomChar().GB2312(),self.randRGB())
self.rotate()
self.randLine(18)
def save(self,path):
self.image.save(path)
总结
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