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# # The Python Imaging Library # $Id$ # # WCK-style drawing interface operations # # History: # 2003-12-07 fl created # 2005-05-15 fl updated; added to PIL as ImageDraw2 # 2005-05-15 fl added text support # 2005-05-20 fl added arc/chord/pieslice support # # Copyright (c) 2003-2005 by Secret Labs AB # Copyright (c) 2003-2005 by Fredrik Lundh # # See the README file for information on usage and redistribution. # from . import Image, ImageColor, ImageDraw, ImageFont, ImagePath class Pen: def __init__(self, color, width=1, opacity=255): self.color = ImageColor.getrgb(color) self.width = width class Brush: def __init__(self, color, opacity=255): self.color = ImageColor.getrgb(color) class Font: def __init__(self, color, file, size=12): # FIXME: add support for bitmap fonts self.color = ImageColor.getrgb(color) self.font = ImageFont.truetype(file, size) class Draw: def __init__(self, image, size=None, color=None): if not hasattr(image, "im"): image = Image.new(image, size, color) self.draw = ImageDraw.Draw(image) self.image = image self.transform = None def flush(self): return self.image def render(self, op, xy, pen, brush=None): # handle color arguments outline = fill = None width = 1 if isinstance(pen, Pen): outline = pen.color width = pen.width elif isinstance(brush, Pen): outline = brush.color width = brush.width if isinstance(brush, Brush): fill = brush.color elif isinstance(pen, Brush): fill = pen.color # handle transformation if self.transform: xy = ImagePath.Path(xy) xy.transform(self.transform) # render the item if op == "line": self.draw.line(xy, fill=outline, width=width) else: getattr(self.draw, op)(xy, fill=fill, outline=outline) def settransform(self, offset): (xoffset, yoffset) = offset self.transform = (1, 0, xoffset, 0, 1, yoffset) def arc(self, xy, start, end, *options): self.render("arc", xy, start, end, *options) def chord(self, xy, start, end, *options): self.render("chord", xy, start, end, *options) def ellipse(self, xy, *options): self.render("ellipse", xy, *options) def line(self, xy, *options): self.render("line", xy, *options) def pieslice(self, xy, start, end, *options): self.render("pieslice", xy, start, end, *options) def polygon(self, xy, *options): self.render("polygon", xy, *options) def rectangle(self, xy, *options): self.render("rectangle", xy, *options) def text(self, xy, text, font): if self.transform: xy = ImagePath.Path(xy) xy.transform(self.transform) self.draw.text(xy, text, font=font.font, fill=font.color) def textsize(self, text, font): return self.draw.textsize(text, font=font.font)