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projecten1/lib/python3.6/site-packages/PIL/ImageDraw2.py

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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(object):
+    def __init__(self, color, width=1, opacity=255):
+        self.color = ImageColor.getrgb(color)
+        self.width = width
+
+
+class Brush(object):
+    def __init__(self, color, opacity=255):
+        self.color = ImageColor.getrgb(color)
+
+
+class Font(object):
+    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(object):
+
+    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)