pep/poezio
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

windows.image: Type everything in this module.

Browse source
This commit is contained in:
Emmanuel Gil Peyrot 2018-08-17 17:08:39 +01:00
parent 400a8e01a3
commit 45066d0eef
1 changed files with 15 additions and 9 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

24
poezio/windows/image.py
View file

@ -16,27 +16,29 @@ from poezio.theming import get_theme, to_curses_attr
from poezio.xhtml import _parse_css_color from poezio.xhtml import _parse_css_color
from poezio.config import config from poezio.config import config
from typing import Tuple, Optional, Callable
class ImageWin(Win): class ImageWin(Win):
""" """
A window which contains either an image or a border. A window which contains either an image or a border.
""" """
def __init__(self): def __init__(self) -> None:
self._image = None self._image = None # type: Optional[Image]
Win.__init__(self) Win.__init__(self)
if config.get('image_use_half_blocks'): if config.get('image_use_half_blocks'):
self._display_avatar = self._display_avatar_half_blocks self._display_avatar = self._display_avatar_half_blocks # type: Callable[[int, int], None]
else: else:
self._display_avatar = self._display_avatar_full_blocks self._display_avatar = self._display_avatar_full_blocks
def resize(self, height: int, width: int, y: int, x: int): def resize(self, height: int, width: int, y: int, x: int) -> None:
self._resize(height, width, y, x) self._resize(height, width, y, x)
if self._image is None: if self._image is None:
return return
self._display_avatar(width, height) self._display_avatar(width, height)
def refresh(self, data): def refresh(self, data: Optional[bytes]) -> None:
self._win.erase() self._win.erase()
if data is not None and HAS_PIL: if data is not None and HAS_PIL:
image_file = BytesIO(data) image_file = BytesIO(data)
@ -51,7 +53,7 @@ class ImageWin(Win):
self._display_border() self._display_border()
self._refresh() self._refresh()
def _display_border(self): def _display_border(self) -> None:
self._image = None self._image = None
attribute = to_curses_attr(get_theme().COLOR_VERTICAL_SEPARATOR) attribute = to_curses_attr(get_theme().COLOR_VERTICAL_SEPARATOR)
self._win.attron(attribute) self._win.attron(attribute)
@ -62,7 +64,7 @@ class ImageWin(Win):
self._win.attroff(attribute) self._win.attroff(attribute)
@staticmethod @staticmethod
def _compute_size(image_size, width: int, height: int): def _compute_size(image_size: Tuple[int, int], width: int, height: int) -> Tuple[int, int]:
height *= 2 height *= 2
src_width, src_height = image_size src_width, src_height = image_size
ratio = src_width / src_height ratio = src_width / src_height
@ -74,7 +76,9 @@ class ImageWin(Win):
width = int(new_width) width = int(new_width)
return width, height return width, height
def _display_avatar_half_blocks(self, width: int, height: int): def _display_avatar_half_blocks(self, width: int, height: int) -> None:
if self._image is None:
return
original_height = height original_height = height
original_width = width original_width = width
size = self._compute_size(self._image.size, width, height) size = self._compute_size(self._image.size, width, height)
@ -95,7 +99,9 @@ class ImageWin(Win):
bot_color = _parse_css_color('#%02x%02x%02x' % (r, g, b)) bot_color = _parse_css_color('#%02x%02x%02x' % (r, g, b))
self.addstr('▄', to_curses_attr((bot_color, top_color))) self.addstr('▄', to_curses_attr((bot_color, top_color)))
def _display_avatar_full_blocks(self, width: int, height: int): def _display_avatar_full_blocks(self, width: int, height: int) -> None:
if self._image is None:
return
original_height = height original_height = height
original_width = width original_width = width
width, height = self._compute_size(self._image.size, width, height) width, height = self._compute_size(self._image.size, width, height)