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authorS. Solomon Darnell2025-03-28 21:52:21 -0500
committerS. Solomon Darnell2025-03-28 21:52:21 -0500
commit4a52a71956a8d46fcb7294ac71734504bb09bcc2 (patch)
treeee3dc5af3b6313e921cd920906356f5d4febc4ed /.venv/lib/python3.12/site-packages/PIL/ImageDraw2.py
parentcc961e04ba734dd72309fb548a2f97d67d578813 (diff)
downloadgn-ai-4a52a71956a8d46fcb7294ac71734504bb09bcc2.tar.gz
two version of R2R are here HEAD master
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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.
+#
+
+
+"""
+(Experimental) WCK-style drawing interface operations
+
+.. seealso:: :py:mod:`PIL.ImageDraw`
+"""
+from __future__ import annotations
+
+from typing import Any, AnyStr, BinaryIO
+
+from . import Image, ImageColor, ImageDraw, ImageFont, ImagePath
+from ._typing import Coords, StrOrBytesPath
+
+
+class Pen:
+    """Stores an outline color and width."""
+
+    def __init__(self, color: str, width: int = 1, opacity: int = 255) -> None:
+        self.color = ImageColor.getrgb(color)
+        self.width = width
+
+
+class Brush:
+    """Stores a fill color"""
+
+    def __init__(self, color: str, opacity: int = 255) -> None:
+        self.color = ImageColor.getrgb(color)
+
+
+class Font:
+    """Stores a TrueType font and color"""
+
+    def __init__(
+        self, color: str, file: StrOrBytesPath | BinaryIO, size: float = 12
+    ) -> None:
+        # FIXME: add support for bitmap fonts
+        self.color = ImageColor.getrgb(color)
+        self.font = ImageFont.truetype(file, size)
+
+
+class Draw:
+    """
+    (Experimental) WCK-style drawing interface
+    """
+
+    def __init__(
+        self,
+        image: Image.Image | str,
+        size: tuple[int, int] | list[int] | None = None,
+        color: float | tuple[float, ...] | str | None = None,
+    ) -> None:
+        if isinstance(image, str):
+            if size is None:
+                msg = "If image argument is mode string, size must be a list or tuple"
+                raise ValueError(msg)
+            image = Image.new(image, size, color)
+        self.draw = ImageDraw.Draw(image)
+        self.image = image
+        self.transform: tuple[float, float, float, float, float, float] | None = None
+
+    def flush(self) -> Image.Image:
+        return self.image
+
+    def render(
+        self,
+        op: str,
+        xy: Coords,
+        pen: Pen | Brush | None,
+        brush: Brush | Pen | None = None,
+        **kwargs: Any,
+    ) -> 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:
+            path = ImagePath.Path(xy)
+            path.transform(self.transform)
+            xy = path
+        # render the item
+        if op in ("arc", "line"):
+            kwargs.setdefault("fill", outline)
+        else:
+            kwargs.setdefault("fill", fill)
+            kwargs.setdefault("outline", outline)
+        if op == "line":
+            kwargs.setdefault("width", width)
+        getattr(self.draw, op)(xy, **kwargs)
+
+    def settransform(self, offset: tuple[float, float]) -> None:
+        """Sets a transformation offset."""
+        (xoffset, yoffset) = offset
+        self.transform = (1, 0, xoffset, 0, 1, yoffset)
+
+    def arc(
+        self,
+        xy: Coords,
+        pen: Pen | Brush | None,
+        start: float,
+        end: float,
+        *options: Any,
+    ) -> None:
+        """
+        Draws an arc (a portion of a circle outline) between the start and end
+        angles, inside the given bounding box.
+
+        .. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.arc`
+        """
+        self.render("arc", xy, pen, *options, start=start, end=end)
+
+    def chord(
+        self,
+        xy: Coords,
+        pen: Pen | Brush | None,
+        start: float,
+        end: float,
+        *options: Any,
+    ) -> None:
+        """
+        Same as :py:meth:`~PIL.ImageDraw2.Draw.arc`, but connects the end points
+        with a straight line.
+
+        .. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.chord`
+        """
+        self.render("chord", xy, pen, *options, start=start, end=end)
+
+    def ellipse(self, xy: Coords, pen: Pen | Brush | None, *options: Any) -> None:
+        """
+        Draws an ellipse inside the given bounding box.
+
+        .. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.ellipse`
+        """
+        self.render("ellipse", xy, pen, *options)
+
+    def line(self, xy: Coords, pen: Pen | Brush | None, *options: Any) -> None:
+        """
+        Draws a line between the coordinates in the ``xy`` list.
+
+        .. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.line`
+        """
+        self.render("line", xy, pen, *options)
+
+    def pieslice(
+        self,
+        xy: Coords,
+        pen: Pen | Brush | None,
+        start: float,
+        end: float,
+        *options: Any,
+    ) -> None:
+        """
+        Same as arc, but also draws straight lines between the end points and the
+        center of the bounding box.
+
+        .. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.pieslice`
+        """
+        self.render("pieslice", xy, pen, *options, start=start, end=end)
+
+    def polygon(self, xy: Coords, pen: Pen | Brush | None, *options: Any) -> None:
+        """
+        Draws a polygon.
+
+        The polygon outline consists of straight lines between the given
+        coordinates, plus a straight line between the last and the first
+        coordinate.
+
+
+        .. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.polygon`
+        """
+        self.render("polygon", xy, pen, *options)
+
+    def rectangle(self, xy: Coords, pen: Pen | Brush | None, *options: Any) -> None:
+        """
+        Draws a rectangle.
+
+        .. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.rectangle`
+        """
+        self.render("rectangle", xy, pen, *options)
+
+    def text(self, xy: tuple[float, float], text: AnyStr, font: Font) -> None:
+        """
+        Draws the string at the given position.
+
+        .. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.text`
+        """
+        if self.transform:
+            path = ImagePath.Path(xy)
+            path.transform(self.transform)
+            xy = path
+        self.draw.text(xy, text, font=font.font, fill=font.color)
+
+    def textbbox(
+        self, xy: tuple[float, float], text: AnyStr, font: Font
+    ) -> tuple[float, float, float, float]:
+        """
+        Returns bounding box (in pixels) of given text.
+
+        :return: ``(left, top, right, bottom)`` bounding box
+
+        .. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.textbbox`
+        """
+        if self.transform:
+            path = ImagePath.Path(xy)
+            path.transform(self.transform)
+            xy = path
+        return self.draw.textbbox(xy, text, font=font.font)
+
+    def textlength(self, text: AnyStr, font: Font) -> float:
+        """
+        Returns length (in pixels) of given text.
+        This is the amount by which following text should be offset.
+
+        .. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.textlength`
+        """
+        return self.draw.textlength(text, font=font.font)