Commit b3e6b9c6 authored by Oleg Dzhimiev's avatar Oleg Dzhimiev

Set pdf size... For some reason the saved pdf size is a little smaller than...

Set pdf size... For some reason the saved pdf size is a little smaller than the one set, e.g. 60x120in becomes 59.7x119.4in
parent 6019c27e
......@@ -78,9 +78,13 @@ class Escher_Pattern:
plt.autoscale(tight=True)
plt.axis('off')
plt.margins(0.0)
#plt.rcParams["figure.figsize"] = [60,120]
self.fig, self.ax = plt.subplots()
# when save the pdf size is a little less?!!
self.fig.set_size_inches(self.width/72, self.height/72)
self.ax.get_xaxis().set_visible(False)
self.ax.get_yaxis().set_visible(False)
self.ax.set_aspect('equal')
......@@ -95,6 +99,7 @@ class Escher_Pattern:
print("init done")
# rotate clock-wise
def rotate(self,deg):
......@@ -105,12 +110,13 @@ class Escher_Pattern:
x.set_transform(t_end)
def test1(self):
def generate(self):
side = int(500/self.lpm*self.MM2PT)
side = 500/self.lpm*self.MM2PT
if (self.escher>0):
# no rounding
Size = side
qSize = Size/4
hSize = Size/2
......@@ -135,7 +141,7 @@ class Escher_Pattern:
]
template = [
Rectangle( tpts[0], side, side, facecolor="k",linewidth=0,edgecolor="r"),
Rectangle( tpts[0], Size, Size, facecolor="k",linewidth=0,edgecolor="r"),
Wedge( tpts[1], r, 0-halfAngle, 0+halfAngle,facecolor="w",linewidth=0,edgecolor="r"),
Wedge( tpts[2], r, 180-halfAngle,180+halfAngle,facecolor="k",linewidth=0,edgecolor="r"),
Wedge( tpts[3], r, 270-halfAngle,270+halfAngle,facecolor="w",linewidth=0,edgecolor="r"),
......@@ -156,18 +162,19 @@ class Escher_Pattern:
Rectangle(tpts[0],side,side,facecolor="k",linewidth=0,edgecolor="r")
]
# calc how much more is needed for the rotation
abs_angle_rad = math.radians(abs(self.angle))
extra_w = self.height*math.tan(abs_angle_rad) + side
extra_h = self.width *math.tan(abs_angle_rad) + side
extra_w = int(self.height*math.tan(abs_angle_rad)/side+1)*side
extra_h = int(self.width*math.tan(abs_angle_rad)/side+1)*side
a = range(-extra_w,self.width+extra_w,side)
b = range(-extra_h,self.height+extra_h,side)
a = np.arange(-extra_w, self.width +extra_w, 2*side)
b = np.arange(-extra_h, self.height+extra_h, 2*side)
for x, y in [(x,y) for x in a for y in b]:
# both even or both odd
if (x+y)/side%2==0:
for k,v in enumerate(template):
# even-even black cell
vcp = copy.copy(v)
if (type(v)==Wedge):
vcp.set_center((tpts[k][0]+x,tpts[k][1]+y))
......@@ -175,6 +182,14 @@ class Escher_Pattern:
vcp.set_xy((tpts[k][0]+x,tpts[k][1]+y))
self.ax.add_patch(vcp)
# odd-odd black cell
vcp = copy.copy(v)
if (type(v)==Wedge):
vcp.set_center((tpts[k][0]+x+side,tpts[k][1]+y+side))
elif (type(v)==Rectangle):
vcp.set_xy((tpts[k][0]+x+side,tpts[k][1]+y+side))
self.ax.add_patch(vcp)
# now rotate
self.rotate(self.angle)
......@@ -217,7 +232,7 @@ if __name__ == "__main__":
#ep = Escher_Pattern("test.pdf", escher=2.0, lpm=50, rotate=10)
#http://192.168.0.137/escher/escher_pattern.php?PAGE_WIDTH=1524&PAGE_HEIGHT=3048&LPM=2.705449885575893&ROTATE=14.036243467
ep = Escher_Pattern("test.pdf", width= 1524, height= 3048, escher=2.0, lpm=2.705449885575893, rotate=14.036243467)
ep.test1()
ep.generate()
ep.save()
......
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