Source code for pdftools_sdk.image2_pdf.auto

from __future__ import annotations
import io
from typing import List, Iterator, Tuple, Optional, Any, TYPE_CHECKING, Callable
from ctypes import *
from datetime import datetime
from numbers import Number
from pdftools_sdk.internal import _lib
from pdftools_sdk.internal.utils import _string_to_utf16, _utf16_to_string
from pdftools_sdk.internal.streams import _StreamDescriptor, _NativeStream
from pdftools_sdk.internal.native_base import _NativeBase
from pdftools_sdk.internal.native_object import _NativeObject

import pdftools_sdk.internal
import pdftools_sdk.image2_pdf.image_mapping

if TYPE_CHECKING:
    from pdftools_sdk.geometry.units.size import Size
    from pdftools_sdk.geometry.units.margin import Margin

else:
    Size = "pdftools_sdk.geometry.units.size.Size"
    Margin = "pdftools_sdk.geometry.units.margin.Margin"


[docs] class Auto(pdftools_sdk.image2_pdf.image_mapping.ImageMapping): """ The image mapping that automatically determines a suitable conversion Images with a meaningful resolution, e.g. scans or graphics, are converted to PDF pages fitting the image. The image size is preserved if it is smaller than :attr:`pdftools_sdk.image2_pdf.auto.Auto.max_page_size` . Otherwise, it is scaled down. For all images except scans, a margin :attr:`pdftools_sdk.image2_pdf.auto.Auto.default_page_margin` is used. Images with no meaningful resolution, e.g. photos are scaled, to fit onto :attr:`pdftools_sdk.image2_pdf.auto.Auto.max_page_size` . """
[docs] def __init__(self): """ """ _lib.PdfToolsImage2Pdf_Auto_New.argtypes = [] _lib.PdfToolsImage2Pdf_Auto_New.restype = c_void_p ret_val = _lib.PdfToolsImage2Pdf_Auto_New() if ret_val is None: _NativeBase._throw_last_error(False) super()._initialize(ret_val)
@property def max_page_size(self) -> Size: """ The maximum page size Each image is scaled individually such that neither the width nor the height exceeds the maximum page size. For landscape images the maximum page size is assumed to be landscape, and equivalently for portrait images. Default value: "A4" (210mm 297mm) Returns: pdftools_sdk.geometry.units.size.Size """ from pdftools_sdk.geometry.units.size import Size _lib.PdfToolsImage2Pdf_Auto_GetMaxPageSize.argtypes = [c_void_p, POINTER(Size)] _lib.PdfToolsImage2Pdf_Auto_GetMaxPageSize.restype = c_bool ret_val = Size() if not _lib.PdfToolsImage2Pdf_Auto_GetMaxPageSize(self._handle, byref(ret_val)): _NativeBase._throw_last_error(False) return ret_val @max_page_size.setter def max_page_size(self, val: Size) -> None: """ The maximum page size Each image is scaled individually such that neither the width nor the height exceeds the maximum page size. For landscape images the maximum page size is assumed to be landscape, and equivalently for portrait images. Default value: "A4" (210mm 297mm) Args: val (pdftools_sdk.geometry.units.size.Size): property value Raises: ValueError: The argument is smaller than "3pt 3pt" or larger than "14400pt 14400pt". """ from pdftools_sdk.geometry.units.size import Size if not isinstance(val, Size): raise TypeError(f"Expected type {Size.__name__}, but got {type(val).__name__}.") _lib.PdfToolsImage2Pdf_Auto_SetMaxPageSize.argtypes = [c_void_p, POINTER(Size)] _lib.PdfToolsImage2Pdf_Auto_SetMaxPageSize.restype = c_bool if not _lib.PdfToolsImage2Pdf_Auto_SetMaxPageSize(self._handle, val): _NativeBase._throw_last_error(False) @property def default_page_margin(self) -> Margin: """ The default page margin Default value: 20mm (0.79in) Returns: pdftools_sdk.geometry.units.margin.Margin """ from pdftools_sdk.geometry.units.margin import Margin _lib.PdfToolsImage2Pdf_Auto_GetDefaultPageMargin.argtypes = [c_void_p, POINTER(Margin)] _lib.PdfToolsImage2Pdf_Auto_GetDefaultPageMargin.restype = c_bool ret_val = Margin() if not _lib.PdfToolsImage2Pdf_Auto_GetDefaultPageMargin(self._handle, byref(ret_val)): _NativeBase._throw_last_error(False) return ret_val @default_page_margin.setter def default_page_margin(self, val: Margin) -> None: """ The default page margin Default value: 20mm (0.79in) Args: val (pdftools_sdk.geometry.units.margin.Margin): property value Raises: ValueError: The argument has negative margin values. """ from pdftools_sdk.geometry.units.margin import Margin if not isinstance(val, Margin): raise TypeError(f"Expected type {Margin.__name__}, but got {type(val).__name__}.") _lib.PdfToolsImage2Pdf_Auto_SetDefaultPageMargin.argtypes = [c_void_p, POINTER(Margin)] _lib.PdfToolsImage2Pdf_Auto_SetDefaultPageMargin.restype = c_bool if not _lib.PdfToolsImage2Pdf_Auto_SetDefaultPageMargin(self._handle, val): _NativeBase._throw_last_error(False) @staticmethod def _create_dynamic_type(handle): return Auto._from_handle(handle) @classmethod def _from_handle(cls, handle): """ Internal factory method for constructing an instance using an internal handle. This method creates an instance of the class by bypassing the public constructor. """ instance = Auto.__new__(cls) # Bypass __init__ instance._initialize(handle) return instance def _initialize(self, handle): super()._initialize(handle)