Created
January 28, 2025 12:02
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Make a long svg for printing from the browser.
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| import svgwrite | |
| def vecadd(*args): | |
| return [sum(a) for a in zip(*args)] | |
| vadd = vecadd | |
| class pen: | |
| def __init__(self,dwg=None,x=None,y=None): | |
| self.stroke=svgwrite.rgb(10, 10, 16, '%') | |
| self.location = (0 if x == None else x,0 if y == None else y) | |
| if dwg==None: | |
| self.dwg = svgwrite.Drawing('line.svg', size = (f"40px", f"40px"),insert=(100,450)) | |
| else: | |
| self.dwg=dwg | |
| def draw(self,v,noInk = False): | |
| destination = vecadd(self.location,v) | |
| if not noInk: | |
| self.dwg.add(self.dwg.line(self.location, destination, stroke=svgwrite.rgb(10, 10, 16, '%'))) | |
| self.location = destination | |
| def move(self,v): | |
| self.draw(v,noInk=True) | |
| class svgDocument: | |
| def __init__(self, nPages= 10,numbered=True,frames=False): | |
| self.pageHeight = 1414 | |
| self.pageWidth = int(self.pageHeight/2**0.5)-43 | |
| print(f"{self.pageHeight=}") | |
| print(f"{self.pageWidth=}") | |
| self.pages = [svgwrite.Drawing(f'{_}.svg',size = (f"{self.pageWidth}px",f"{self.pageHeight}px"),insert=(0,self.pageHeight*_+_//2)) for _ in range(nPages)] | |
| if numbered: | |
| self.drawPageNumbers() | |
| if frames: | |
| self.drawPageFrames() | |
| def drawPageFrames(self): | |
| h = self.pageHeight - 2 | |
| w = self.pageWidth - 2 | |
| for _ in self.pages: | |
| p = pen(dwg=_,x = 1, y = 1) | |
| p.draw((w,0)) | |
| p.draw((0,1*h)) | |
| p.draw((-1*w,0)) | |
| p.draw((0,-1*h)) | |
| _.add(_.line((0, 0), (self.pageWidth, self.pageHeight), stroke=svgwrite.rgb(10, 10, 16, '%'))) | |
| def drawPageNumbers(self): | |
| h = self.pageHeight - 40 | |
| w = self.pageWidth - 60 | |
| for n,_ in enumerate(self.pages): | |
| _.add(_.text(str(n+1), insert=(w, h), fill="black", font_size="23px")) | |
| def save(self,fn): | |
| dwg = svgwrite.Drawing(fn,size = (f"{self.pageWidth}px",f"{self.pageHeight*len(self.pages)}px")) | |
| for _ in self.pages: | |
| dwg.add(_) | |
| dwg.save(pretty=True) | |
| """ | |
| with open(fn,"w") as outFile: | |
| outFile.write() | |
| """ | |
| svgDoc = svgDocument(frames = True) | |
| svgDoc.save("test.svg") |
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