Created
February 15, 2020 21:04
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SVG to x,y
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| #!/usr/bin/env python | |
| from sys import argv | |
| MMARK = 0 | |
| MLINE = 1 | |
| MCURVE = 2 | |
| def sint(n): | |
| if n<0: | |
| return 256 + n | |
| else: | |
| return n | |
| print("opening %s" % argv[1]) | |
| fsvg = open(argv[1],'r') | |
| fx = open(argv[1].split('.')[0] + '-x.byte','wb+') | |
| fy = open(argv[1].split('.')[0] + '-y.byte','wb+') | |
| line = fsvg.readline() | |
| x = [] | |
| y = [] | |
| j = -1 | |
| while line != "": | |
| line = line.strip() | |
| if len(line) > 0 and line[0] == 'd': | |
| values = line.split('"')[1].split(' ') | |
| i = 0 | |
| length = len(values) | |
| while i < length: | |
| if values[i] == 'm': | |
| mode = MMARK | |
| i += 1 | |
| xy = values[i].split(',') | |
| x.append(float(xy[0])) | |
| y.append(float(xy[1])) | |
| j += 1 | |
| elif values[i] == 'l': | |
| mode = MLINE | |
| elif values[i] == 'c': | |
| mode = MCURVE | |
| elif values[i] == 'z': | |
| xmin = min(x) | |
| ymin = min(y) | |
| xsize = max(x) - xmin | |
| ysize = max(y) - ymin | |
| # calculate ratio to fit scale (0-255) | |
| xratio = 255.0 / (xsize) | |
| yratio = 255.0 / (ysize) | |
| if yratio > xratio: | |
| yratio = xratio | |
| else: | |
| xratio = yratio | |
| # resize, center and convert to signed integer | |
| x = map(lambda v:sint(int((v-xmin)*xratio)-128),x) | |
| y = map(lambda v:sint(int((v-ymin)*yratio)-128),y) | |
| # write | |
| for i,v in enumerate(x): | |
| fx.write(chr(v)) | |
| for i,v in enumerate(y): | |
| fy.write(chr(v)) | |
| fx.close() | |
| fy.close() | |
| fsvg.close() | |
| print("SVG converted to xyplot (%s plots)" % len(x)) | |
| exit() | |
| else: | |
| if mode == MLINE: | |
| xy = values[i].split(',') | |
| x.append(x[j]+float(xy[0])) | |
| y.append(y[j]+float(xy[1])) | |
| j += 1 | |
| elif mode == MCURVE: | |
| i += 2 | |
| xy = values[i].split(',') | |
| x.append(x[j]+float(xy[0])) | |
| y.append(y[j]+float(xy[1])) | |
| j += 1 | |
| i += 1 | |
| exit() | |
| line = fsvg.readline() |
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