Python ImageDraw.Draw方法代码示例

# 需要导入模块: from PIL import ImageDraw [as 别名]
# 或者: from PIL.ImageDraw import Draw [as 别名]
def displayImageFileOnLCD(filename):
    print 'displays ', filename
    title = 'Review Mode'
    # resize/dither to screen resolution and send to LCD
    image = Image.open(filename)
    im_width, im_height = image.size
    if im_width < im_height:
        image = image.rotate(90)
    image.thumbnail(S_SIZE, Image.ANTIALIAS)
    image_sized = Image.new('RGB', S_SIZE, (0, 0, 0))
    image_sized.paste(image,((S_SIZE[0] - image.size[0]) / 2, (S_SIZE[1] - image.size[1]) / 2))
    # draw filename
    draw = ImageDraw.Draw(image_sized)
    font = ImageFont.truetype('arial.ttf', 18)
    draw.rectangle([(0, 0), (115, 22)], fill=(255,255,255), outline=(0,0,0))
    draw.text((2, 2), title, fill='black', font=font)
    draw.rectangle([(279, 217), (399, 239)], fill=(255,255,255), outline=(0,0,0))
    draw.text((290, 218), filename, fill='black', font=font)
    # display on LCD
    image_sized = ImageOps.invert(image_sized)
    image_sized = image_sized.convert('1') # convert image to black and white
    lcd.write(image_sized.tobytes()) 

# 需要导入模块: from PIL import ImageDraw [as 别名]
# 或者: from PIL.ImageDraw import Draw [as 别名]
def create_image_from_text(in_text):
    colours = (255, 255, 250)
    font_file = '/usr/share/fonts/truetype/freefont/FreeSansBold.ttf'
    font_size = 12
    font = ImageFont.truetype(font_file, font_size)
    w, h = font.getsize(in_text)

    text_x, text_y = width, 0
    text_width, text_height = width, 0

    text_width += w + width                # add some padding so the ip scrolls off the unicorn hat
    text_height = max(text_height, h, 16)  # no more than the size of the unicorn hat

    image = Image.new('RGB', (text_width, text_height), (0, 0, 0))
    draw = ImageDraw.Draw(image)
    draw.text((text_x, text_y), in_text, colours, font=font)
    return (image, text_width)


# DISPLAY 

# 需要导入模块: from PIL import ImageDraw [as 别名]
# 或者: from PIL.ImageDraw import Draw [as 别名]
def _draw_single_box(image, xmin, ymin, xmax, ymax, display_str, font, color='black', thickness=4):
  draw = ImageDraw.Draw(image)
  (left, right, top, bottom) = (xmin, xmax, ymin, ymax)
  draw.line([(left, top), (left, bottom), (right, bottom),
             (right, top), (left, top)], width=thickness, fill=color)
  text_bottom = bottom
  # Reverse list and print from bottom to top.
  text_width, text_height = font.getsize(display_str)
  margin = np.ceil(0.05 * text_height)
  draw.rectangle(
      [(left, text_bottom - text_height - 2 * margin), (left + text_width,
                                                        text_bottom)],
      fill=color)
  draw.text(
      (left + margin, text_bottom - text_height - margin),
      display_str,
      fill='black',
      font=font)

  return image 

# 需要导入模块: from PIL import ImageDraw [as 别名]
# 或者: from PIL.ImageDraw import Draw [as 别名]
def render_frame(image, y, frame):
    w, h = image.size
    fw, fh = frame.size
    x = (fw - w) // 2

    draw = Draw(frame)

    # Draw shadow and image.
    off = ARGS.shadow_size
    draw.rectangle(
        [x + off, y + off, x + off + w, y + off + h], ARGS.rgb_shadow)
    frame.paste(image, (x, y))
    draw.rectangle([x, y, x + w, y + h], outline=ARGS.rgb_outline)

    # Draw a frame border.
    draw.rectangle([0, 0, fw - 1, fh - 1], outline=ARGS.rgb_window) 

# 需要导入模块: from PIL import ImageDraw [as 别名]
# 或者: from PIL.ImageDraw import Draw [as 别名]
def draw_text(
    img: Image,
    text: str,
    location: tuple = (0, 0),
    text_color=(0, 0, 0)
) -> Image:
    draw = ImageDraw.Draw(img)

    try:
        # For Linux
        font = ImageFont.truetype("DejaVuSans.ttf", 20)
    except Exception:
        logger.warning("No font DejaVuSans; use default instead")
        # For others
        font = ImageFont.load_default()
    draw.text(location, text, font=font, fill=text_color)
    return img 

# 需要导入模块: from PIL import ImageDraw [as 别名]
# 或者: from PIL.ImageDraw import Draw [as 别名]
def draw(self, image):
        
        fontpath = FONTPATH[ random.sample(range(2),1)[0] ] 
        color = (self.color[0], self.color[1], self.color[2], 255)
        font = ImageFont.truetype( fontpath , randint(25, 27) * 10)
        text = Image.new("RGBA", (250, 300), (0, 0, 0, 0))
        textdraw = ImageDraw.Draw(text)
        
        textdraw.text((0, 0), str(self.number), font=font, fill=color)
        #textdraw.text((0, 0), 'j', font=font, fill=color)

        text = text.rotate(self.angle, expand=True)
        text = text.resize((int(text.size[0] / 10), int(text.size[1] / 10)))
        base = int(self.priority * (200 / 6))
        rand_min = (self.offset - base - 2) if (self.offset - base - 2) >= -15 else -15
        rand_min = 0 if self.priority == 0 else rand_min
        rand_max = (33 - text.size[0]) if self.priority == 5 else (33 - text.size[0] + 10)
        try:
            displace = randint(rand_min, rand_max)
        except:
            displace = rand_max
        location = (base + displace, randint(3, 23))
        self.next_offset = location[0] + text.size[0]
        image.paste(text, location, text)
        # plt.imshow(image) 

# 需要导入模块: from PIL import ImageDraw [as 别名]
# 或者: from PIL.ImageDraw import Draw [as 别名]
def make_photo(self, dir_):
        """生成验证码

        :param dir_: 存放验证码照片的文件夹
        """
        from PIL import Image  # 安装pillow： pip install pillow
        from PIL import ImageFont
        from PIL import ImageDraw
        from PIL import ImageFilter
        image = Image.new('RGB', (self.width, self.height), (255, 255, 255))
        font = ImageFont.truetype('arial.ttf', 36)

        draw = ImageDraw.Draw(image)
        for w in range(self.width):
            for h in range(self.height):
                draw.point((w, h), fill=self.color1())
        for index, t in enumerate(self.flag):
            draw.text(((self.width - 10) // self.number * index + 10, 10), t, font=font, fill=self.color2())
        image = image.filter(ImageFilter.BLUR)
        image.save(dir_ + sep + ''.join(self.flag) + '.jpg', 'jpeg')
        return image 

# 需要导入模块: from PIL import ImageDraw [as 别名]
# 或者: from PIL.ImageDraw import Draw [as 别名]
def drawSlants(side):
	randcolor = lambda : (randint(0,255),randint(0,255),randint(0,255))

	img = Image.new("RGB", (side,side), "#FFFFFF")
	draw = ImageDraw.Draw(img)
	y = 0
	min_w = int(side * 0.01)
	max_w = int(side * 0.1)
	adj = max_w * 2
	while y <= side+adj:
		w = randint(min_w, max_w)
		c = randcolor()
		draw.line([-adj , y,  y, -adj], width=w, fill=c)
		draw.line([y, side+adj,  side+adj, y], width=w, fill=c)
		y+=w

	return img


#################
# TRIANGULATION #
################# 

# 需要导入模块: from PIL import ImageDraw [as 别名]
# 或者: from PIL.ImageDraw import Draw [as 别名]
def nGradient(side, *colors):
	img = Image.new("RGB", (side,side), "#FFFFFF")
	draw = ImageDraw.Draw(img)

	nc = len(colors)
	div = side//(nc-1)
	[r,g,b] = colors[0]
	p=0
	for i in range(1,nc):
		dc = [(y-x)/div for x,y in zip(colors[i-1], colors[i])]
		for x in range(p, p+div):
			draw.line([x,0,x,side], fill=tuple(map(int, [r,g,b])))
			r+=dc[0]
			g+=dc[1]
			b+=dc[2]
		p+=div
	
	return img 

# 需要导入模块: from PIL import ImageDraw [as 别名]
# 或者: from PIL.ImageDraw import Draw [as 别名]
def check_OP_1_Connection():
    connected = Image.new('1', (128, 64))
    draw = ImageDraw.Draw(connected)
    draw.text((0, 25), "Connecting.....", font=getFont(), fill='white')
    displayImage(connected)

    # if is_connected():
    if do_mount("OP1"):
        connected = Image.new('1', (128, 64))
        draw = ImageDraw.Draw(connected)
        draw.text((0, 25), "Connected", font=getFont(), fill='white')
        displayImage(connected)
        return True
    else:
        connected = Image.new('1', (128, 64))
        draw = ImageDraw.Draw(connected)
        draw.text((0, 25), "No Connection!", font=getFont(), fill='white')
        displayImage(connected)
        config["USB_Mount_Path"] = ""
        config["OP_1_Mounted_Dir"] = ""
        time.sleep(1)
        return False 

# 需要导入模块: from PIL import ImageDraw [as 别名]
# 或者: from PIL.ImageDraw import Draw [as 别名]
def unmount_OP_Z():
    if getMountPath("OPZ") != "":
        unmountDisplay = Image.new('1', (128, 64))
        draw = ImageDraw.Draw(unmountDisplay)
        draw.text((30, 25), "Ejecting!", font=getFont(), fill='white')
        displayImage(unmountDisplay)
        unmountdevice(config["OP_Z_Mounted_Dir"])
        config["USB_Mount_Path"] = ""
        unmountDisplay = Image.new('1', (128, 64))
        draw = ImageDraw.Draw(unmountDisplay)
        draw.text((30, 25), "Ejected!", font=getFont(), fill='white')
        displayImage(unmountDisplay)
        time.sleep(1)
        return True
    else:
        unmountDisplay = Image.new('1', (128, 64))
        draw = ImageDraw.Draw(unmountDisplay)
        draw.text((15, 25), "No Device to Eject", font=getFont(), fill='white')
        displayImage(unmountDisplay)
        time.sleep(1)
        return False 

# 需要导入模块: from PIL import ImageDraw [as 别名]
# 或者: from PIL.ImageDraw import Draw [as 别名]
def debug_img(img, bitmap, logistic_output):
  # create a debug image with three columns; 1) original RGB. 2) black/white
  # bitmap of labels 3) black/white bitmap of predictions (with centroids coloured
  # red.
  h, w, _channels = bitmap.shape
  canvas = Image.new('RGB', (w*3, h), (50, 50, 50))
  # original input image on left
  img = zero_centered_array_to_pil_image(img)
  img = img.resize((w, h))
  canvas.paste(img, (0, 0))
  # label bitmap in center
  canvas.paste(bitmap_to_pil_image(bitmap), (w, 0))
  # logistic output on right
  canvas.paste(bitmap_to_pil_image(logistic_output), (w*2, 0))
  # draw red dots on right hand side image corresponding to
  # final thresholded prediction
  draw = ImageDraw.Draw(canvas)
  for y, x in centroids_of_connected_components(logistic_output):
    draw.rectangle((w*2+x,y,w*2+x,y), fill='red')
  # finally draw blue lines between the three to delimit boundaries
  draw.line([w,0,w,h], fill='blue')
  draw.line([2*w,0,2*w,h], fill='blue')
  draw.line([3*w,0,3*w,h], fill='blue')
  # done
  return canvas 

# 需要导入模块: from PIL import ImageDraw [as 别名]
# 或者: from PIL.ImageDraw import Draw [as 别名]
def side_by_side(rgb, bitmap):
  h, w, _ = rgb.shape
  canvas = Image.new('RGB', (w*2, h), (50, 50, 50))
  # paste RGB on left hand side
  lhs = zero_centered_array_to_pil_image(rgb)
  canvas.paste(lhs, (0, 0))
  # paste bitmap version of labels on right hand side
  # black with white dots at labels
  rhs = bitmap_to_pil_image(bitmap)
  rhs = rhs.resize((w, h))
  canvas.paste(rhs, (w, 0))
  # draw on a blue border (and blue middle divider) to make it
  # easier to see relative positions.
  draw = ImageDraw.Draw(canvas)
  draw.polygon([0,0,w*2-1,0,w*2-1,h-1,0,h-1], outline='blue')
  draw.line([w,0,w,h], fill='blue')
  canvas = canvas.resize((w, h//2))
  return canvas 

# 需要导入模块: from PIL import ImageDraw [as 别名]
# 或者: from PIL.ImageDraw import Draw [as 别名]
def drawCaption(img, caption):
    img_txt = Image.fromarray(img)
    # get a font
    fnt = ImageFont.truetype('Pillow/Tests/fonts/FreeMono.ttf', 50)
    # get a drawing context
    d = ImageDraw.Draw(img_txt)

    # draw text, half opacity
    d.text((10, 256), 'Stage-I', font=fnt, fill=(255, 255, 255, 255))
    d.text((10, 512), 'Stage-II', font=fnt, fill=(255, 255, 255, 255))
    if img.shape[0] > 832:
        d.text((10, 832), 'Stage-I', font=fnt, fill=(255, 255, 255, 255))
        d.text((10, 1088), 'Stage-II', font=fnt, fill=(255, 255, 255, 255))

    idx = caption.find(' ', 60)
    if idx == -1:
        d.text((256, 10), caption, font=fnt, fill=(255, 255, 255, 255))
    else:
        cap1 = caption[:idx]
        cap2 = caption[idx+1:]
        d.text((256, 10), cap1, font=fnt, fill=(255, 255, 255, 255))
        d.text((256, 60), cap2, font=fnt, fill=(255, 255, 255, 255))

    return img_txt 

# 需要导入模块: from PIL import ImageDraw [as 别名]
# 或者: from PIL.ImageDraw import Draw [as 别名]
def drawCaption(self, img, caption):
        img_txt = Image.fromarray(img)
        # get a font
        fnt = ImageFont.truetype('Pillow/Tests/fonts/FreeMono.ttf', 50)
        # get a drawing context
        d = ImageDraw.Draw(img_txt)

        # draw text, half opacity
        d.text((10, 256), 'Stage-I', font=fnt, fill=(255, 255, 255, 255))
        d.text((10, 512), 'Stage-II', font=fnt, fill=(255, 255, 255, 255))
        if img.shape[0] > 832:
            d.text((10, 832), 'Stage-I', font=fnt, fill=(255, 255, 255, 255))
            d.text((10, 1088), 'Stage-II', font=fnt, fill=(255, 255, 255, 255))

        idx = caption.find(' ', 60)
        if idx == -1:
            d.text((256, 10), caption, font=fnt, fill=(255, 255, 255, 255))
        else:
            cap1 = caption[:idx]
            cap2 = caption[idx+1:]
            d.text((256, 10), cap1, font=fnt, fill=(255, 255, 255, 255))
            d.text((256, 60), cap2, font=fnt, fill=(255, 255, 255, 255))

        return img_txt