def reducematrix(self):
self.matrix = []
minx = None
maxx = None
miny = None
maxy = None
with misc.timeit() as t:
for i in range(len(self.elements) - 1): # all but last
# take the current
origin = self.elements[i]
# and the next
point = self.elements[i + 1]
# and get all pixels in between
points = misc.allpoints(origin, point)
for p in points:
if p not in self.matrix:
if minx is None or p[0] < minx:
minx = p[0]
if maxx is None or p[0] > maxx:
maxx = p[0]
if miny is None or p[1] < miny:
miny = p[1]
if maxy is None or p[1] > maxy:
maxy = p[1]
self.matrix.append(p)
print('- Calc all points')
# ajust to the minimum coord
for p in self.matrix:
p[0] = p[0] - minx
p[1] = p[1] - miny
# print('matrix', self.matrix)
if maxx is not None:
size = max(maxx - minx, maxy - miny)
# print(' minx', minx, 'miny', miny, 'maxx', maxx, 'maxy', maxy, 'size', size)
else:
size = self.width
with misc.timeit() as t:
self.scaled = misc.scalematrix(self.matrix, (size, size), (15, 15))
# finally:
print('- Scale matrix')
def reducematrix(self):
self.matrix = []
minx = None
maxx = None
miny = None
maxy = None
with misc.timeit() as t:
for i in range(len(self.elements) - 1): # all but last
# take the current
origin = self.elements[i]
# and the next
point = self.elements[i + 1]
# and get all pixels in between
points = misc.allpoints(origin, point)
for p in points:
if p not in self.matrix:
if minx is None or p[0] < minx:
minx = p[0]
if maxx is None or p[0] > maxx:
maxx = p[0]
if miny is None or p[1] < miny:
miny = p[1]
if maxy is None or p[1] > maxy:
maxy = p[1]
self.matrix.append(p)
print("- Calc all points")
# ajust to the minimum coord
for p in self.matrix:
p[0] = p[0] - minx
p[1] = p[1] - miny
# print('matrix', self.matrix)
if maxx is not None:
size = max(maxx - minx, maxy - miny)
# print(' minx', minx, 'miny', miny, 'maxx', maxx, 'maxy', maxy, 'size', size)
else:
size = self.width
with misc.timeit() as t:
self.scaled = misc.scalematrix(self.matrix, (size, size), (15, 15))
# finally:
print("- Scale matrix")
def on_touch_up(self, touch):
if touch.grab_current is self:
touch.ungrab(self)
# print('elements', self.elements)
# try:
with misc.timeit() as t:
self.reducematrix()
# finally:
print('Matrix reduction and redraw')
self.oldxy = None
return True
return super(Pad, self).on_touch_up(touch)
def on_touch_up(self, touch):
if touch.grab_current is self:
touch.ungrab(self)
# print('elements', self.elements)
# try:
with misc.timeit() as t:
self.reducematrix()
# finally:
print("Matrix reduction and redraw")
self.oldxy = None
return True
return super(Pad, self).on_touch_up(touch)
