# Copyright (c) 2006, Mathieu Fenniak
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
# * The name of the author may not be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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"""Implementation of generic PDF objects (dictionary, number, string, ...)."""
__author__ = "Mathieu Fenniak"
__author_email__ = "biziqe@mathieu.fenniak.net"
from typing import Dict, List, Optional, Tuple, Union
from .._utils import StreamType, deprecate_with_replacement
from ..constants import OutlineFontFlag
from ._base import (
BooleanObject,
ByteStringObject,
FloatObject,
IndirectObject,
NameObject,
NullObject,
NumberObject,
PdfObject,
TextStringObject,
encode_pdfdocencoding,
)
from ._data_structures import (
ArrayObject,
ContentStream,
DecodedStreamObject,
Destination,
DictionaryObject,
EncodedStreamObject,
Field,
StreamObject,
TreeObject,
read_object,
)
from ._fit import Fit
from ._outline import OutlineItem
from ._rectangle import RectangleObject
from ._utils import (
create_string_object,
decode_pdfdocencoding,
hex_to_rgb,
read_hex_string_from_stream,
read_string_from_stream,
)
from ._viewerpref import ViewerPreferences
def readHexStringFromStream(
stream: StreamType,
) -> Union["TextStringObject", "ByteStringObject"]: # deprecated
"""Deprecated, use read_hex_string_from_stream."""
deprecate_with_replacement(
"readHexStringFromStream", "read_hex_string_from_stream", "4.0.0"
)
return read_hex_string_from_stream(stream)
def readStringFromStream(
stream: StreamType,
forced_encoding: Union[None, str, List[str], Dict[int, str]] = None,
) -> Union["TextStringObject", "ByteStringObject"]: # deprecated
"""Deprecated, use read_string_from_stream."""
deprecate_with_replacement(
"readStringFromStream", "read_string_from_stream", "4.0.0"
)
return read_string_from_stream(stream, forced_encoding)
def createStringObject(
string: Union[str, bytes],
forced_encoding: Union[None, str, List[str], Dict[int, str]] = None,
) -> Union[TextStringObject, ByteStringObject]: # deprecated
"""Deprecated, use create_string_object."""
deprecate_with_replacement("createStringObject", "create_string_object", "4.0.0")
return create_string_object(string, forced_encoding)
PAGE_FIT = Fit.fit()
[docs]class AnnotationBuilder:
"""
The AnnotationBuilder is deprecated.
Instead, use the annotation classes in pypdf.annotations.
See `adding PDF annotations <../user/adding-pdf-annotations.html>`_ for
it's usage combined with PdfWriter.
"""
from ..generic._rectangle import RectangleObject
[docs] @staticmethod
def text(
rect: Union[RectangleObject, Tuple[float, float, float, float]],
text: str,
open: bool = False,
flags: int = 0,
) -> DictionaryObject:
"""
Add text annotation.
Args:
rect: array of four integers ``[xLL, yLL, xUR, yUR]``
specifying the clickable rectangular area
text: The text that is added to the document
open:
flags:
Returns:
A dictionary object representing the annotation.
"""
deprecate_with_replacement(
"AnnotationBuilder.text", "pypdf.annotations.Text", "4.0.0"
)
from ..annotations import Text
return Text(rect=rect, text=text, open=open, flags=flags)
[docs] @staticmethod
def free_text(
text: str,
rect: Union[RectangleObject, Tuple[float, float, float, float]],
font: str = "Helvetica",
bold: bool = False,
italic: bool = False,
font_size: str = "14pt",
font_color: str = "000000",
border_color: Optional[str] = "000000",
background_color: Optional[str] = "ffffff",
) -> DictionaryObject:
"""
Add text in a rectangle to a page.
Args:
text: Text to be added
rect: array of four integers ``[xLL, yLL, xUR, yUR]``
specifying the clickable rectangular area
font: Name of the Font, e.g. 'Helvetica'
bold: Print the text in bold
italic: Print the text in italic
font_size: How big the text will be, e.g. '14pt'
font_color: Hex-string for the color, e.g. cdcdcd
border_color: Hex-string for the border color, e.g. cdcdcd.
Use ``None`` for no border.
background_color: Hex-string for the background of the annotation,
e.g. cdcdcd. Use ``None`` for transparent background.
Returns:
A dictionary object representing the annotation.
"""
deprecate_with_replacement(
"AnnotationBuilder.free_text", "pypdf.annotations.FreeText", "4.0.0"
)
from ..annotations import FreeText
return FreeText(
text=text,
rect=rect,
font=font,
bold=bold,
italic=italic,
font_size=font_size,
font_color=font_color,
background_color=background_color,
border_color=border_color,
)
[docs] @staticmethod
def line(
p1: Tuple[float, float],
p2: Tuple[float, float],
rect: Union[RectangleObject, Tuple[float, float, float, float]],
text: str = "",
title_bar: Optional[str] = None,
) -> DictionaryObject:
"""
Draw a line on the PDF.
Args:
p1: First point
p2: Second point
rect: array of four integers ``[xLL, yLL, xUR, yUR]``
specifying the clickable rectangular area
text: Text to be displayed as the line annotation
title_bar: Text to be displayed in the title bar of the
annotation; by convention this is the name of the author
Returns:
A dictionary object representing the annotation.
"""
deprecate_with_replacement(
"AnnotationBuilder.line", "pypdf.annotations.Line", "4.0.0"
)
from ..annotations import Line
return Line(p1=p1, p2=p2, rect=rect, text=text, title_bar=title_bar)
[docs] @staticmethod
def polyline(
vertices: List[Tuple[float, float]],
) -> DictionaryObject:
"""
Draw a polyline on the PDF.
Args:
vertices: Array specifying the vertices (x, y) coordinates of the poly-line.
Returns:
A dictionary object representing the annotation.
"""
deprecate_with_replacement(
"AnnotationBuilder.polyline", "pypdf.annotations.PolyLine", "4.0.0"
)
from ..annotations import PolyLine
return PolyLine(vertices=vertices)
[docs] @staticmethod
def rectangle(
rect: Union[RectangleObject, Tuple[float, float, float, float]],
interiour_color: Optional[str] = None,
) -> DictionaryObject:
"""
Draw a rectangle on the PDF.
This method uses the /Square annotation type of the PDF format.
Args:
rect: array of four integers ``[xLL, yLL, xUR, yUR]``
specifying the clickable rectangular area
interiour_color: None or hex-string for the color, e.g. cdcdcd
If None is used, the interiour is transparent.
Returns:
A dictionary object representing the annotation.
"""
deprecate_with_replacement(
"AnnotationBuilder.rectangle", "pypdf.annotations.Rectangle", "4.0.0"
)
from ..annotations import Rectangle
return Rectangle(rect=rect, interiour_color=interiour_color)
[docs] @staticmethod
def highlight(
*,
rect: Union[RectangleObject, Tuple[float, float, float, float]],
quad_points: ArrayObject,
highlight_color: str = "ff0000",
printing: bool = False,
) -> DictionaryObject:
"""
Add a highlight annotation to the document.
Args:
rect: Array of four integers ``[xLL, yLL, xUR, yUR]``
specifying the highlighted area
quad_points: An ArrayObject of 8 FloatObjects. Must match a word or
a group of words, otherwise no highlight will be shown.
highlight_color: The color used for the highlight.
printing: Whether to print out the highlight annotation when the page
is printed.
Returns:
A dictionary object representing the annotation.
"""
deprecate_with_replacement(
"AnnotationBuilder.highlight", "pypdf.annotations.Highlight", "4.0.0"
)
from ..annotations import Highlight
return Highlight(
rect=rect, quad_points=quad_points, highlight_color=highlight_color, printing=printing
)
[docs] @staticmethod
def ellipse(
rect: Union[RectangleObject, Tuple[float, float, float, float]],
interiour_color: Optional[str] = None,
) -> DictionaryObject:
"""
Draw a rectangle on the PDF.
This method uses the /Circle annotation type of the PDF format.
Args:
rect: array of four integers ``[xLL, yLL, xUR, yUR]`` specifying
the bounding box of the ellipse
interiour_color: None or hex-string for the color, e.g. cdcdcd
If None is used, the interiour is transparent.
Returns:
A dictionary object representing the annotation.
"""
deprecate_with_replacement(
"AnnotationBuilder.ellipse", "pypdf.annotations.Ellipse", "4.0.0"
)
from ..annotations import Ellipse
return Ellipse(rect=rect, interiour_color=interiour_color)
[docs] @staticmethod
def polygon(vertices: List[Tuple[float, float]]) -> DictionaryObject:
deprecate_with_replacement(
"AnnotationBuilder.polygon", "pypdf.annotations.Polygon", "4.0.0"
)
from ..annotations import Polygon
return Polygon(vertices=vertices)
from ._fit import DEFAULT_FIT
[docs] @staticmethod
def link(
rect: Union[RectangleObject, Tuple[float, float, float, float]],
border: Optional[ArrayObject] = None,
url: Optional[str] = None,
target_page_index: Optional[int] = None,
fit: Fit = DEFAULT_FIT,
) -> DictionaryObject:
"""
Add a link to the document.
The link can either be an external link or an internal link.
An external link requires the URL parameter.
An internal link requires the target_page_index, fit, and fit args.
Args:
rect: array of four integers ``[xLL, yLL, xUR, yUR]``
specifying the clickable rectangular area
border: if provided, an array describing border-drawing
properties. See the PDF spec for details. No border will be
drawn if this argument is omitted.
- horizontal corner radius,
- vertical corner radius, and
- border width
- Optionally: Dash
url: Link to a website (if you want to make an external link)
target_page_index: index of the page to which the link should go
(if you want to make an internal link)
fit: Page fit or 'zoom' option.
Returns:
A dictionary object representing the annotation.
"""
deprecate_with_replacement(
"AnnotationBuilder.link", "pypdf.annotations.Link", "4.0.0"
)
from ..annotations import Link
return Link(
rect=rect,
border=border,
url=url,
target_page_index=target_page_index,
fit=fit,
)
__all__ = [
# Base types
"BooleanObject",
"FloatObject",
"NumberObject",
"NameObject",
"IndirectObject",
"NullObject",
"PdfObject",
"TextStringObject",
"ByteStringObject",
# Annotations
"AnnotationBuilder",
# Fit
"Fit",
"PAGE_FIT",
# Data structures
"ArrayObject",
"DictionaryObject",
"TreeObject",
"StreamObject",
"DecodedStreamObject",
"EncodedStreamObject",
"ContentStream",
"RectangleObject",
"Field",
"Destination",
"ViewerPreferences",
# --- More specific stuff
# Outline
"OutlineItem",
"OutlineFontFlag",
# Data structures core functions
"read_object",
# Utility functions
"create_string_object",
"encode_pdfdocencoding",
"decode_pdfdocencoding",
"hex_to_rgb",
"read_hex_string_from_stream",
"read_string_from_stream",
]