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- # Copyright (c) 2023, Pubpub-ZZ
- #
- # 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
- # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- # POSSIBILITY OF SUCH DAMAGE.
- from typing import (
- Any,
- Optional,
- )
- from ._base import BooleanObject, NameObject, NumberObject, is_null_or_none
- from ._data_structures import ArrayObject, DictionaryObject
- f_obj = BooleanObject(False)
- class ViewerPreferences(DictionaryObject):
- def __init__(self, obj: Optional[DictionaryObject] = None) -> None:
- super().__init__(self)
- if not is_null_or_none(obj):
- self.update(obj.items()) # type: ignore
- try:
- self.indirect_reference = obj.indirect_reference # type: ignore
- except AttributeError:
- pass
- def _get_bool(self, key: str, default: Optional[BooleanObject]) -> Optional[BooleanObject]:
- return self.get(key, default)
- def _set_bool(self, key: str, v: bool) -> None:
- self[NameObject(key)] = BooleanObject(v is True)
- def _get_name(self, key: str, default: Optional[NameObject]) -> Optional[NameObject]:
- return self.get(key, default)
- def _set_name(self, key: str, lst: list[str], v: NameObject) -> None:
- if v[0] != "/":
- raise ValueError(f"{v} does not start with '/'")
- if lst != [] and v not in lst:
- raise ValueError(f"{v} is an unacceptable value")
- self[NameObject(key)] = NameObject(v)
- def _get_arr(self, key: str, default: Optional[list[Any]]) -> Optional[ArrayObject]:
- return self.get(key, None if default is None else ArrayObject(default))
- def _set_arr(self, key: str, v: Optional[ArrayObject]) -> None:
- if v is None:
- try:
- del self[NameObject(key)]
- except KeyError:
- pass
- return
- if not isinstance(v, ArrayObject):
- raise ValueError("ArrayObject is expected")
- self[NameObject(key)] = v
- def _get_int(self, key: str, default: Optional[NumberObject]) -> Optional[NumberObject]:
- return self.get(key, default)
- def _set_int(self, key: str, v: int) -> None:
- self[NameObject(key)] = NumberObject(v)
- @property
- def PRINT_SCALING(self) -> NameObject:
- return NameObject("/PrintScaling")
- def __new__(cls: Any, value: Any = None) -> "ViewerPreferences": # noqa: PYI034
- def _add_prop_bool(key: str, default: Optional[BooleanObject]) -> property:
- return property(
- lambda self: self._get_bool(key, default),
- lambda self, v: self._set_bool(key, v),
- None,
- f"""
- Returns/Modify the status of {key}, Returns {default} if not defined
- """,
- )
- def _add_prop_name(
- key: str, lst: list[str], default: Optional[NameObject]
- ) -> property:
- return property(
- lambda self: self._get_name(key, default),
- lambda self, v: self._set_name(key, lst, v),
- None,
- f"""
- Returns/Modify the status of {key}, Returns {default} if not defined.
- Acceptable values: {lst}
- """,
- )
- def _add_prop_arr(key: str, default: Optional[ArrayObject]) -> property:
- return property(
- lambda self: self._get_arr(key, default),
- lambda self, v: self._set_arr(key, v),
- None,
- f"""
- Returns/Modify the status of {key}, Returns {default} if not defined
- """,
- )
- def _add_prop_int(key: str, default: Optional[int]) -> property:
- return property(
- lambda self: self._get_int(key, default),
- lambda self, v: self._set_int(key, v),
- None,
- f"""
- Returns/Modify the status of {key}, Returns {default} if not defined
- """,
- )
- cls.hide_toolbar = _add_prop_bool("/HideToolbar", f_obj)
- cls.hide_menubar = _add_prop_bool("/HideMenubar", f_obj)
- cls.hide_windowui = _add_prop_bool("/HideWindowUI", f_obj)
- cls.fit_window = _add_prop_bool("/FitWindow", f_obj)
- cls.center_window = _add_prop_bool("/CenterWindow", f_obj)
- cls.display_doctitle = _add_prop_bool("/DisplayDocTitle", f_obj)
- cls.non_fullscreen_pagemode = _add_prop_name(
- "/NonFullScreenPageMode",
- ["/UseNone", "/UseOutlines", "/UseThumbs", "/UseOC"],
- NameObject("/UseNone"),
- )
- cls.direction = _add_prop_name(
- "/Direction", ["/L2R", "/R2L"], NameObject("/L2R")
- )
- cls.view_area = _add_prop_name("/ViewArea", [], None)
- cls.view_clip = _add_prop_name("/ViewClip", [], None)
- cls.print_area = _add_prop_name("/PrintArea", [], None)
- cls.print_clip = _add_prop_name("/PrintClip", [], None)
- cls.print_scaling = _add_prop_name("/PrintScaling", [], None)
- cls.duplex = _add_prop_name(
- "/Duplex", ["/Simplex", "/DuplexFlipShortEdge", "/DuplexFlipLongEdge"], None
- )
- cls.pick_tray_by_pdfsize = _add_prop_bool("/PickTrayByPDFSize", None)
- cls.print_pagerange = _add_prop_arr("/PrintPageRange", None)
- cls.num_copies = _add_prop_int("/NumCopies", None)
- cls.enforce = _add_prop_arr("/Enforce", ArrayObject())
- return DictionaryObject.__new__(cls)
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