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draw565: Allow strings to be right justified

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Signed-off-by: Daniel Thompson <daniel@redfelineninja.org.uk>
This commit is contained in:
Daniel Thompson 2020-12-28 14:29:09 +00:00
parent 01a7ad4d78
commit 314947278d
1 changed files with 9 additions and 3 deletions
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8
wasp/draw565.py
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@ -279,7 +279,7 @@ class Draw565(object):
""" """
self._font = font self._font = font
def string(self, s, x, y, width=None): def string(self, s, x, y, width=None, right=False):
"""Draw a string at the supplied position. """Draw a string at the supplied position.
:param s: String to render :param s: String to render
@ -291,6 +291,8 @@ class Draw565(object):
be filled with the background colour (to ensure that if be filled with the background colour (to ensure that if
we update one string with a narrower one there is no we update one string with a narrower one there is no
need to "undraw" it) need to "undraw" it)
:param right: If True (and width is set) then right justify rather than
centre the text
""" """
display = self._display display = self._display
bgfg = self._bgfg bgfg = self._bgfg
@ -299,6 +301,10 @@ class Draw565(object):
if width: if width:
(w, h) = _bounding_box(s, font) (w, h) = _bounding_box(s, font)
if right:
leftpad = width - w
rightpad = 0
else:
leftpad = (width - w) // 2 leftpad = (width - w) // 2
rightpad = width - w - leftpad rightpad = width - w - leftpad
self.fill(bg, x, y, leftpad, h) self.fill(bg, x, y, leftpad, h)