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axi
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more drawing functions

This commit is contained in:
Michael Fogleman 2017-04-01 21:02:47 -04:00
parent 355073f7d8
commit db643f92c1
1 changed files with 13 additions and 1 deletions
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14
axi/drawing.py
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@ -50,6 +50,10 @@ class Drawing(object):
# def remove_duplicates(self): # def remove_duplicates(self):
# return Drawing(util.remove_duplicates(self.paths)) # return Drawing(util.remove_duplicates(self.paths))
def add(self, other):
self.paths.extend(other.paths)
self._bounds = None
def transform(self, func): def transform(self, func):
return Drawing([[func(x, y) for x, y in path] for path in self.paths]) return Drawing([[func(x, y) for x, y in path] for path in self.paths])
@ -58,7 +62,9 @@ class Drawing(object):
return (x + dx, y + dy) return (x + dx, y + dy)
return self.transform(func) return self.transform(func)
def scale(self, sx, sy): def scale(self, sx, sy=None):
if sy is None:
sy = sx
def func(x, y): def func(x, y):
return (x * sx, y * sy) return (x * sx, y * sy)
return self.transform(func) return self.transform(func)
@ -89,6 +95,12 @@ class Drawing(object):
return drawing.center(width, height) return drawing.center(width, height)
return None return None
def scale_to_fit_height(self, height, padding=0):
return self.scale_to_fit(1e9, height, padding)
def scale_to_fit_width(self, width, padding=0):
return self.scale_to_fit(width, 1e9, padding)
def scale_to_fit(self, width, height, padding=0): def scale_to_fit(self, width, height, padding=0):
width -= padding * 2 width -= padding * 2
height -= padding * 2 height -= padding * 2