Created
April 25, 2013 05:53
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def genera_lineas(imagen, po, eje, fondo, tot = 100): | |
x,y = imagen.size | |
puntos = list() | |
if eje == "x": | |
if fondo == "negro": | |
for i in range(tot): | |
imagen = pintalinea((0, po[i][0]), (x, po[i][0]), imagen, (0,0,255), "x") | |
puntos.append(po[i][0]) | |
elif fondo == "blanco": | |
for i in range(-tot-1, -1): | |
imagen = pintalinea((0, po[i][0]), (x, po[i][0]), imagen, (0,0,255), "x") | |
puntos.append(po[i][0]) | |
else: | |
for i in range(tot): | |
imagen = pintalinea((0, po[i][0]), (x, po[i][0]), imagen, (0,0,255), "x") | |
puntos.append(po[i][0]) | |
for i in range(-tot-1, -1): | |
imagen = pintalinea((0, po[i][0]), (x, po[i][0]), imagen, (0,0,255), "x") | |
puntos.append(po[i][0]) | |
else: | |
if fondo == "negro": | |
for i in range(tot): | |
imagen = pintalinea((po[i][0], 0), (po[i][0], y), imagen, (0,255,0), "y") | |
puntos.append(po[i][0]) | |
elif fondo == "blanco": | |
for i in range(-tot-1, -1): | |
imagen = pintalinea((po[i][0], 0), (po[i][0], y), imagen, (0,255,0), "y") | |
puntos.append(po[i][0]) | |
else: | |
for i in range(tot): | |
imagen = pintalinea((po[i][0], 0), (po[i][0], y), imagen, (0,255,0), "y") | |
puntos.append(po[i][0]) | |
for i in range(-tot-1, -1): | |
imagen = pintalinea((po[i][0], 0), (po[i][0], y), imagen, (0,255,0), "y") | |
puntos.append(po[i][0]) | |
return imagen, puntos | |
def pintalinea(p1,p2,imagen, color, eje): | |
px = imagen.load() | |
try: | |
if eje == "x": | |
if px[0, p1[1]-1] != (0,0,255) and px[0, p1[1]+1] != (0,0,255): | |
draw = ImageDraw.Draw(imagen) | |
draw.line((p1, p2), fill=color) | |
else: | |
if px[(p1[0]-1,0)] != (0, 255, 0) and px[(p1[0]+1,0)] != (0, 255, 0): | |
draw = ImageDraw.Draw(imagen) | |
draw.line((p1, p2), fill= color) | |
except: | |
pass | |
return imagen |
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