Aluode/PerceptionLabPortable
0
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2 ��Yi�0 � @ s6 d dl mZ ddlmZ ddlmZ G dd� d�ZdS )� )� annotations� )� ImageFont)�_Inkc @ sj e Zd Z d-d.dd�Zd/dd�Zd0d1dd �Zd2d d �Zd3d d �Zd4d&d'�Z ( )d5d6d+d,�Z dS )7�TextN�RGB� �text� str | bytes�font�NImageFont.ImageFont | ImageFont.FreeTypeFont | ImageFont.TransposedFont | None�mode�str�spacing�float� direction�3str | None�features�list[str] | None�language�return�Nonec C sH || _ |pt�� | _|| _|| _|| _|| _|| _d| _ d| _4d| _ dS )a� 5 :param text: String to be drawn.6 :param font: Either an :py:class:`~PIL.ImageFont.ImageFont` instance,7 :py:class:`~PIL.ImageFont.FreeTypeFont` instance,8 :py:class:`~PIL.ImageFont.TransposedFont` instance or ``None``. If9 ``None``, the default font from :py:meth:`.ImageFont.load_default`10 will be used.11 :param mode: The image mode this will be used with.12 :param spacing: The number of pixels between lines.13 :param direction: Direction of the text. It can be ``"rtl"`` (right to left),14 ``"ltr"`` (left to right) or ``"ttb"`` (top to bottom).15 Requires libraqm.16 :param features: A list of OpenType font features to be used during text17 layout. This is usually used to turn on optional font features18 that are not enabled by default, for example ``"dlig"`` or19 ``"ss01"``, but can be also used to turn off default font20 features, for example ``"-liga"`` to disable ligatures or21 ``"-kern"`` to disable kerning. To get all supported22 features, see `OpenType docs`_.23 Requires libraqm.24 :param language: Language of the text. Different languages may use25 different glyph shapes or ligatures. This parameter tells26 the font which language the text is in, and to apply the27 correct substitutions as appropriate, if available.28 It should be a `BCP 47 language code`_.29 Requires libraqm.30 Fr N) r r Z load_defaultr r
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�34ValueErrorr )r �msgr r r � embed_color@ s 3536zText.embed_colorr �width�fill� _Ink | Nonec C s || _ || _dS )a 37 :param width: The width of the text stroke.38 :param fill: Color to use for the text stroke when drawing. If not given, will39 default to the ``fill`` parameter from40 :py:meth:`.ImageDraw.ImageDraw.text`.41 N)r r )r r# r$ r r r �strokeI s 42z Text.strokec C s | j dv rdS | jr dS dS )N)�1�P�I�Fr' r �L)r
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_get_fontmodeS s43 44zText._get_fontmodec C sR t | jt�r d| jv }nd| jv }|rd}t|��| j�| j| �� | j| j| j �S )a� 45 Returns length (in pixels with 1/64 precision) of text.46 47 This is the amount by which following text should be offset.48 Text bounding box may extend past the length in some fonts,49 e.g. when using italics or accents.50 51 The result is returned as a float; it is a whole number if using basic layout.52 53 Note that the sum of two lengths may not equal the length of a concatenated54 string due to kerning. If you need to adjust for kerning, include the following55 character and subtract its length.56 57 For example, instead of::58 59 hello = ImageText.Text("Hello", font).get_length()60 world = ImageText.Text("World", font).get_length()61 helloworld = ImageText.Text("HelloWorld", font).get_length()62 assert hello + world == helloworld63 64 use::65 66 hello = (67 ImageText.Text("HelloW", font).get_length() -68 ImageText.Text("W", font).get_length()69 ) # adjusted for kerning70 world = ImageText.Text("World", font).get_length()71 helloworld = ImageText.Text("HelloWorld", font).get_length()72 assert hello + world == helloworld73 74 or disable kerning with (requires libraqm)::75 76 hello = ImageText.Text("Hello", font, features=["-kern"]).get_length()77 world = ImageText.Text("World", font, features=["-kern"]).get_length()78 helloworld = ImageText.Text(79 "HelloWorld", font, features=["-kern"]80 ).get_length()81 assert hello + world == helloworld82 83 :return: Either width for horizontal text, or height for vertical text.84 �85� 86z&can't measure length of multiline text)87�88isinstancer r r r � getlengthr, r r r )r � multiliner! r r r �89get_length[ s * 90�zText.get_length�xy�tuple[float, float]�anchor�align�2list[tuple[tuple[float, float], str, str | bytes]]c sT |d u r�j dkr dnd}n t|�dkrd}t|��t�jt�r&�j�d�n�j�d�}t|�dkr9||�jfgS |d d v rJ�j dkrJd91}t|����� � �j� d � d �j92�j �j �d �j �j
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|duspJ �|S )a� 116 Returns bounding box (in pixels) of text.117 118 Use :py:meth:`get_length` to get the offset of following text with 1/64 pixel119 precision. The bounding box includes extra margins for some fonts, e.g. italics120 or accents.121 122 :param xy: The anchor coordinates of the text.123 :param anchor: The text anchor alignment. Determines the relative location of124 the anchor to the text. The default alignment is top left,125 specifically ``la`` for horizontal text and ``lt`` for126 vertical text. See :ref:`text-anchors` for details.127 :param align: For multiline text, ``"left"``, ``"center"``, ``"right"`` or128 ``"justify"`` determines the relative alignment of lines. Use the129 ``anchor`` parameter to specify the alignment to ``xy``.130 131 :return: ``(left, top, right, bottom)`` bounding box132 Nr r r9 r< )133r, r\ r rO r r r r �minrQ )r r3 r5 r6 ZbboxrJ rV Z bbox_liner r r �get_bbox s4 �134�� z
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