File: //home/arjun/projects/env/lib/python3.10/site-packages/pydyf/__pycache__/__init__.cpython-310.pyc
o
we9R � @ s� d Z ddlZddlZddlmZ ddlmZ ddlmZm Z d Z
Z dd� Z G d d
� d
�Z
G d d � d e
e�ZG d
d� de
�ZG dd� de
�ZG dd� de
e�ZG dd� d�ZdS )z
A low-level PDF generator.
� N)� BOM_UTF16_BE)�md5)�ceil�logz0.8.0c C s| t | t�r| S t | t�r| jS t | t�r+| �� r!t| �d��d�S | d��d��d�S t | t�r7| d��d�S t | ��d�S )zConvert item to bytes.�d�ascii�f�0)
�
isinstance�bytes�Object�data�float�
is_integer�int�encode�rstrip�str)�item� r �G/home/arjun/projects/env/lib/python3.10/site-packages/pydyf/__init__.py� _to_bytes s
r c @ sH e Zd ZdZdd� Zedd� �Zedd� �Zedd � �Zed
d � �Z d S )
r zBase class for PDF objects.c C s d | _ d| _d| _d| _d S )Nr �n)�number�offset�
generation�free��selfr r r �__init__! s
zObject.__init__c C s& | j � d| j� d��� }|| j d S )z%Indirect representation of an object.� z obj
s
endobj)r r r r
)r �headerr r r �indirect, s zObject.indirectc C s | j � d| j� d��� S )zObject identifier.r z R)r r r r r r r � reference2 s zObject.referencec C s t � �)z@Data contained in the object. Shall be defined in each subclass.)�NotImplementedErrorr r r r r
7 s z Object.datac C s | j o t| t� S )z7Whether the object can be included in an object stream.)r r
�Streamr r r r � compressible< s zObject.compressibleN)
�__name__�
__module__� __qualname__�__doc__r �propertyr" r# r
r& r r r r r s
r c @ �& e Zd ZdZddd�Zedd� �ZdS )�
DictionaryzPDF Dictionary object.Nc C s t �| � t�| |p i � d S �N)r r �dict)r �valuesr r r r D �
zDictionary.__init__c C s$ dd� | � � D �}dd�|� d S )Nc S s( g | ]\}}d t |� d t |� �qS )� /� �r )�.0�key�valuer r r �
<listcomp>J s ��z#Dictionary.data.<locals>.<listcomp>� <<� � >>)�items�join)r �resultr r r r
H s �zDictionary.datar. �r' r( r) r* r r+ r
r r r r r- B �
r- c sv e Zd ZdZdV� fdd� ZdWdd�Zdd � ZdXd
d �Zd d
� ZdXdd�Z dd� Z
dd� Z dd� Z dd� Z
dd� Zdd� Zd d � ZdXd d �ZdXd d!�ZdXd"d#�Zd$d%� Zd&d'� Zd(d)� Zd*d+� Zd,d-� Zd.d/� Zd0d1� ZdXd2d3�ZdXd4d5�Z d6d7� Z d8d9� Z d:d;� Z d<d=� Z d>d?� Z!d@dA� Z"dBdC� Z#dDdE� Z$dFdG� Z%dHdI� Z&dJdK� Z'dLdM� Z(dNdO� Z)dPdQ� Z*dRdS� Z+e,dTdU� �Z-� Z.S )Yr% zPDF Stream object.NFc s( t � �� |pg | _|p
i | _|| _d S r. )�superr �stream�extra�compress)r rB rC rD �� __class__r r r R s
zStream.__init__c C sF | j �d|� �� |du r| j �d� dS | j �|� | j �d� dS )z Begin marked-content sequence.�/Ns BMCs BDC�rB �append)r �tag�
property_listr r r �begin_marked_content[ s
zStream.begin_marked_contentc C � | j �d� dS )zBegin a text object.s BTNrH r r r r �
begin_textd � zStream.begin_textc C � | j �|r
d� dS d� dS )a Modify current clipping path by intersecting it with current path.
Use the nonzero winding number rule to determine which regions lie
inside the clipping path by default.
Use the even-odd rule if ``even_odd`` set to ``True``.
s W*� WNrH �r �even_oddr r r �cliph s z Stream.clipc C rM )z�Close current subpath.
Append a straight line segment from the current point to the starting
point of the subpath.
� hNrH r r r r �closes s z Stream.closec C �( | j �dt|� d |rdnd � dS )zwSet the nonstroking color space.
If stroke is set to ``True``, set the stroking color space instead.
r2 r3 s CSs csN�rB rI r )r �space�stroker r r � color_space| � �zStream.color_spacec C �< | j �d�t|�t|�t|�t|�t|�t|�df�� dS )u� Add cubic Bézier curve to current path.
The curve shall extend from ``(x3, y3)`` using ``(x1, y1)`` and ``(x2,
y2)`` as the Bézier control points.
r3 � cN�rB rI r= r )r �x1�y1�x2�y2�x3�y3r r r �curve_to� s
�zStream.curve_toc C �0 | j �d�t|�t|�t|�t|�df�� dS )u� Add cubic Bézier curve to current path
The curve shall extend to ``(x3, y3)`` using the current point and
``(x2, y2)`` as the Bézier control points.
r3 � vNr_ )r rb rc rd re r r r �curve_start_to� �
�zStream.curve_start_toc C rg )u� Add cubic Bézier curve to current path
The curve shall extend to ``(x3, y3)`` using `(x1, y1)`` and ``(x3,
y3)`` as the Bézier control points.
r3 � yNr_ )r r` ra rd re r r r � curve_end_to� rj zStream.curve_end_toc C � | j �dt|� d � dS )z Draw object given by reference.r2 s DoNrX )r r# r r r �
draw_x_object� � zStream.draw_x_objectc C rM )z%End path without filling or stroking.� nNrH r r r r �end� rO z
Stream.endc C rM )z End marked-content sequence.s EMCNrH r r r r �end_marked_content� rO zStream.end_marked_contentc C rM )zEnd text object.s ETNrH r r r r �end_text� rO zStream.end_textc C rP )znFill path using nonzero winding rule.
Use even-odd rule if ``even_odd`` is set to ``True``.
s f*� fNrH rR r r r �fill� � z Stream.fillc C rP )zyFill and stroke path usign nonzero winding rule.
Use even-odd rule if ``even_odd`` is set to ``True``.
s B*� BNrH rR r r r �fill_and_stroke� rv zStream.fill_and_strokec C rP )z�Fill, stroke and close path using nonzero winding rule.
Use even-odd rule if ``even_odd`` is set to ``True``.
s b*� bNrH rR r r r �fill_stroke_and_close� rv z Stream.fill_stroke_and_closec C �$ | j �d�t|�t|�df�� dS )z0Add line from current point to point ``(x, y)``.r3 � lNr_ �r �x�yr r r �line_to� � $zStream.line_toc C r{ )z8Begin new subpath by moving current point to ``(x, y)``.r3 � mNr_ r} r r r �move_to� r� zStream.move_toc C r{ )zAMove text to next line at ``(x, y)`` distance from previous line.r3 s TdNr_ r} r r r � move_text_to� r� zStream.move_text_toc C rm )z@Paint shape and color shading using shading dictionary ``name``.r2 s shNrX )r �namer r r �shading� ro zStream.shadingc C rM )zRestore graphic state.� QNrH r r r r � pop_state� rO zStream.pop_statec C rM )zSave graphic state.� qNrH r r r r �
push_state� rO zStream.push_statec C rg )z�Add rectangle to current path as complete subpath.
``(x, y)`` is the lower-left corner and width and height the
dimensions.
r3 s reNr_ )r r~ r �width�heightr r r � rectangle� rj zStream.rectanglec C s2 | j �d�t|�t|�t|�|rdndf�� dS )z�Set RGB color for nonstroking operations.
Set RGB color for stroking operations instead if ``stroke`` is set to
``True``.
r3 s RGs rgNr_ )r �r�g�brZ r r r �
set_color_rgb� s
�zStream.set_color_rgbc C rW )z{Set color for nonstroking operations.
Set color for stroking operation if ``stroke`` is set to ``True``.
r2 r3 s SCNs scnNrX )r r� rZ r r r �set_color_special� r\ zStream.set_color_specialc C s& | j �d�t|�jt|�df�� dS )z�Set dash line pattern.
:param dash_array: Dash pattern.
:type dash_array: :term:`iterable`
:param dash_phase: Start of dash phase.
:type dash_phase: :obj:`int`
r3 � dN)rB rI r= �Arrayr
r )r �
dash_array�
dash_phaser r r �set_dash s
�zStream.set_dashc C s( | j �dt|� d t|� d � dS )zSet font name and size.r2 r3 s TfNrX )r �font�sizer r r �
set_font_size s �zStream.set_font_sizec C � | j �t|�d � dS )zSet text rendering mode.s TrNrX )r �moder r r �set_text_rendering � zStream.set_text_renderingc C r� )zSet text rise.s TsNrX )r r� r r r �
set_text_rise r� zStream.set_text_risec C r� )zSet line cap style.s JNrX )r �line_capr r r � set_line_cap r� zStream.set_line_capc C r� )zSet line join style.s jNrX )r � line_joinr r r �
set_line_join# r� zStream.set_line_joinc C r� )zSet line width.s wNrX )r r� r r r �set_line_width' r� zStream.set_line_widthc C r� )zSet miter limit.s MNrX )r � miter_limitr r r �set_miter_limit+ r� zStream.set_miter_limitc C rm )zkSet specified parameters in graphic state.
:param state_name: Name of the graphic state.
r2 s gsNrX )r �
state_namer r r � set_state/ s zStream.set_statec C rm )z4Show text strings with individual glyph positioning.� [s ] TJNrX �r �textr r r � show_text7 ro zStream.show_textc C s | j �t|�jd � dS )zShow single text string.s TjN)rB rI �Stringr
r� r r r �show_text_string; s zStream.show_text_stringc C rM )z Stroke path.� SNrH r r r r rZ ? rO z
Stream.strokec C rM )zStroke and close path.� sNrH r r r r �stroke_and_closeC rO zStream.stroke_and_closec C r] )ap Set text matrix and text line matrix.
:param a: Top left number in the matrix.
:type a: :obj:`int` or :obj:`float`
:param b: Top middle number in the matrix.
:type b: :obj:`int` or :obj:`float`
:param c: Middle left number in the matrix.
:type c: :obj:`int` or :obj:`float`
:param d: Middle middle number in the matrix.
:type d: :obj:`int` or :obj:`float`
:param e: Bottom left number in the matrix.
:type e: :obj:`int` or :obj:`float`
:param f: Bottom middle number in the matrix.
:type f: :obj:`int` or :obj:`float`
r3 s TmNr_ �r �ar� �cr �er r r r � text_matrixG �
�zStream.text_matrixc C r] )ap Modify current transformation matrix.
:param a: Top left number in the matrix.
:type a: :obj:`int` or :obj:`float`
:param b: Top middle number in the matrix.
:type b: :obj:`int` or :obj:`float`
:param c: Middle left number in the matrix.
:type c: :obj:`int` or :obj:`float`
:param d: Middle middle number in the matrix.
:type d: :obj:`int` or :obj:`float`
:param e: Bottom left number in the matrix.
:type e: :obj:`int` or :obj:`float`
:param f: Bottom middle number in the matrix.
:type f: :obj:`int` or :obj:`float`
r3 s cmNr_ r� r r r � transform\ r� zStream.transformc C st d� dd� | jD ��}t| j�� �}| jr*d|d< tjdd�}|�|�}||�� 7 }t |�|d< d� |j
d |d
f�S ) N�
c s � � | ]}t |�V qd S r. r4 )r5 r r r r � <genexpr>s � � z Stream.data.<locals>.<genexpr>z /FlateDecode�Filter� )�level�Lengths streams endstream) r= rB r- rC �copyrD �zlib� compressobj�flush�lenr
)r rB rC r� r r r r
q s
z Stream.data�NNFr. )F)/r' r( r) r* r rL rN rT rV r[ rf ri rl rn rq rr rs ru rx rz r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� rZ r� r� r� r+ r
�
__classcell__r r rE r r% P sX
r% c s. e Zd ZdZd� fdd� Zedd� �Z� ZS )r� zPDF String object.� c s t � �� || _d S r. )rA r �string)r r� rE r r r � s
zString.__init__c C s^ zt �ddt| j��}d| d W S ty. tt| j��d� }d|�� �� d Y S w )Ns
([\\\(\)])s \\\1� (� )z utf-16-be� <� >) �re�subr r� �UnicodeEncodeErrorr r r �hex)r �escaped�encodedr r r r
� s �z String.data)r� )r' r( r) r* r r+ r
r� r r rE r r� ~ s
r� c @ r, )r� zPDF Array object.Nc C s t �| � t�| |p g � d S r. )r r �list)r �arrayr r r r � r1 zArray.__init__c C s dd� dd� | D �� d S )Nr� r3 c s r� r. r4 )r5 �childr r r r� � r� z Array.data.<locals>.<genexpr>� ])r= r r r r r
� ro z
Array.datar. r? r r r r r� � r@ r� c @ sH e Zd ZdZddd�Zdd� Zdd � Zed
d � �Zd d
� Z ddd�Z
dS )�PDFz
PDF document.� 1.7Nc C s� t |�| _|| _g | _t� }d|_d|_| �|� tdt g �dd��| _
| �| j
� ti �| _ | �| j � td| j
j d��| _
| �| j
� d| _d| _dS ) z�Create a PDF document.
:param bytes version: PDF version.
:param bytes identifier: PDF file identifier.
i�� r z/Pagesr )�Type�Kids�Countz/Catalog)r� �PagesN)r �version�
identifier�objectsr r r �
add_objectr- r� �pages�infor# �catalog�current_position�
xref_position)r r� r� � zero_objectr r r r � s,
�
�
z PDF.__init__c C s8 | j d d7 < | �|� | j d �|jddg� dS )zfAdd page to the PDF.
:param page: New page.
:type page: :class:`Dictionary`
r� � r� r �RN)r� r� �extendr )r �pager r r �add_page� s
z PDF.add_pagec C s t | j�|_| j�|� dS )zAdd object to the PDF.N)r� r� r rI )r �object_r r r r� � s zPDF.add_objectc C s" t dd� | jd d d d� D ��S )Nc s s � | ] }|� d �� d�V qdS )z 0 Rr N)r )r5 �
object_numberr r r r� � s
� �
�z&PDF.page_references.<locals>.<genexpr>r� � )�tupler� r r r r �page_references� s �zPDF.page_referencesc C s( | j t|�d 7 _ |�|d � dS )z�Write line to output.
:param content: Content to write.
:type content: :obj:`bytes`
:param output: Output stream.
:type output: binary :term:`file object`
r� r� N)r� r� �write)r �content�outputr r r �
write_line� s zPDF.write_lineFc sh |du r| j nt|�}|du r| jn|}| �d| |� | �d|� |dk�rm|�rmg }| jD ] }|jdkr7q/|jr@|�|� q/| j|_ | �|j
|� q/g g}d}t |�D ]#\} }|j }
|�|
� |d �|j
� |d �|� |t|
�d 7 }qUd�d d
� |d D ��|d< d t|�t|d �d d �} t|| |�} | j| _ | �| � | �| j
|� g }
d}| jD ] }|jr�|
�d
| j
|f� |d7 }q�|
�t|j
�|j |jf� q�|
�d| jdf� tt| jd d��}tdd
� | jD ��}ttt|t|��d d��}d||f� d�� fdd
�|
D ��}dtdt| j�d f�t� �t| j�d | jj| jjd�} |du�rRd�dd
� | jD ��}
t|
�� � � � }tt |�j t |�j f�| d< t|g| |�}| j | _ |_ | �|� | �|j
|� n�| jD ]}|jdk�rz�qp| j|_ | �|j
|� �qp| j| _ | �d|� | �dt| j�� �� � |� | jD ]}| �|j d�d|jd�d|j� d�� � |� �q�| �d|� | �d|� | �d t| j�� �� � |� | �d | jj |� | �d | jj |� |du�rd�d d
� | jD ��}
t|
�� � � � }| �d t |�j d! t |�j d" |� | �d#|� | �d$|� | �| j � � � |� | �d%|� dS )&a& Write PDF to output.
:param output: Output stream.
:type output: binary :term:`file object`
:param bytes version: PDF version.
:param bytes identifier: PDF file identifier.
:param bool compress: whether the PDF uses a compressed object stream.
Ns %PDF-s %🖤s 1.5r r r� r c s r� r. )r )r5 �ir r r r� r� z PDF.write.<locals>.<genexpr>z/ObjStm)r� �N�First� � c s s � | ]}|j V qd S r. )r )r5 r� r r r r� - s �
�r: c 3 s0 � | ]}t � |�D ] \}}|�|d �V q qdS )�bigN)�zip�to_bytes)r5 �line�lengthr7 �� xref_lengthsr r r� 2 s �
�
� �z/XRef)r� �Index�W�Size�Root�Infoc s � � | ] }|j d kr|jV qdS �r N�r r
�r5 �objr r r r� > � � ��IDs xrefz0 �010�05s trailerr9 z/Size s /Root s /Info c s r r r r
r r r r� _ r s /ID [r3 r� r; s startxrefs %%EOF) r� r r� r� r� r r& rI r� r r" � enumerater
r r� r= r% r� �boolr r r �maxr� r� r# r� r � hexdigestr r� r� )r r� r� r� rD �compressed_objectsr� rB �positionr� r
rC �
object_stream�xref�
dict_index� field2_size�max_generation� field3_size� xref_stream� data_hash� dict_streamr r r r� � s�
�
���
� �
�
�
��
���� z PDF.write)r� Nr� ) r' r( r) r* r r� r� r+ r� r� r� r r r r r� � s
,
r� )r* r� r� �codecsr �hashlibr �mathr r �VERSION� __version__r r r/ r- r% r� r� r� r� r r r r �<module> s # 0