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grid paper generator
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from reportlab.pdfgen import canvas | |
from reportlab.lib.pagesizes import A4 | |
from reportlab.lib.units import mm | |
c = canvas.Canvas("hello.pdf", pagesize=A4) | |
width, height = A4 | |
numv = int((width - ((4 + 4) * mm)) / (5 * mm)) | |
numh = int((height / 2.0 - ((12.5 + 2) * mm)) / (5 * mm)) | |
voff = (width - numv * 5 * mm) / 2.0 | |
hoff = height / 2 - (12.5 + numh * 5) * mm | |
# Draw grid | |
c.setLineWidth(0.15) | |
c.setStrokeColorRGB(0.5, 0.5, 1) | |
for xi in xrange(numv + 1): | |
c.line(xi * mm * 5 + voff, hoff, | |
xi * mm * 5 + voff, hoff + numh * mm * 5) | |
c.line(xi * mm * 5 + voff, height - hoff, | |
xi * mm * 5 + voff, height - (hoff + numh * mm * 5)) | |
for yi in xrange(numh + 1): | |
c.line(voff, hoff + yi * mm * 5, | |
voff + numv * mm * 5, hoff + yi * mm * 5) | |
c.line(voff, height - (hoff + yi * mm * 5), | |
voff + numv * mm * 5, height - (hoff + yi * mm * 5)) | |
# Draw horizontal center | |
c.setDash(1) | |
c.setStrokeColorRGB(0.5, 0.5, 1) | |
c.circle(width / 2, height / 2 + 1.5 * mm, 0.5, fill=1) | |
c.circle(width / 2, height / 2 - 1.5 * mm, 0.5, fill=1) | |
# Draw splitter | |
c.setDash([3, 3]) | |
c.setStrokeColorRGB(0.4, 0.4, 0.4) | |
c.line(0, height / 2, width, height / 2) | |
c.save() |
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from reportlab.pdfgen import canvas | |
from reportlab.lib.units import mm | |
OUTPUT = "grid.pdf" | |
width, height = (181.7 * mm, 256.8 * mm) | |
GRID_COLOR = (0.5, 0.5, 1) | |
INTERVAL = 5 * mm | |
numv = int((width - ((4 + 4) * mm)) / INTERVAL) | |
numh = int((height - (16 + 3) * mm) / INTERVAL) | |
voff = (width - numv * INTERVAL) / 2.0 | |
hoff = 16 * mm | |
# Draw | |
c = canvas.Canvas(OUTPUT, pagesize=(width, height)) | |
c.setLineWidth(0.15) | |
c.setStrokeColorRGB(*GRID_COLOR) | |
for xi in xrange(numv + 1): | |
c.line(xi * INTERVAL + voff, hoff, | |
xi * INTERVAL + voff, hoff + numh * INTERVAL) | |
for yi in xrange(numh + 1): | |
c.line(voff, hoff + yi * INTERVAL, | |
voff + numv * INTERVAL, hoff + yi * INTERVAL) | |
#c.circle(width / 2, 5 * mm, 0.7, fill=1) | |
c.save() |
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from reportlab.pdfgen import canvas | |
from reportlab.lib.pagesizes import A4 | |
from reportlab.lib.units import mm | |
width, height = (181.7 * mm, 256.8 * mm) | |
numv = int((width - ((17 + 4) * mm)) / (5 * mm)) | |
numh = int((height / 2.0 - (5 + 5) * mm) / (5 * mm)) | |
voff = 17 * mm | |
hoff = (height / 2 - numh * 5 * mm) / 2.0 | |
c = canvas.Canvas("b6.pdf", pagesize=(width, height)) | |
# Draw grid | |
c.setLineWidth(0.15) | |
c.setStrokeColorRGB(0.5, 0.5, 1) | |
for xi in xrange(numv + 1): | |
c.line(xi * mm * 5 + voff, hoff, | |
xi * mm * 5 + voff, hoff + numh * mm * 5) | |
c.line(xi * mm * 5 + voff, height - hoff, | |
xi * mm * 5 + voff, height - (hoff + numh * mm * 5)) | |
for yi in xrange(numh + 1): | |
c.line(voff, hoff + yi * mm * 5, | |
voff + numv * mm * 5, hoff + yi * mm * 5) | |
c.line(voff, height - (hoff + yi * mm * 5), | |
voff + numv * mm * 5, height - (hoff + yi * mm * 5)) | |
# Draw horizontal center | |
c.setDash(1) | |
c.setStrokeColorRGB(0.5, 0.5, 1) | |
c.circle(5 * mm, height / 4, 0.5, fill=1) | |
c.circle(5 * mm, height / 4 * 3, 0.5, fill=1) | |
# Draw splitter line | |
c.setDash([3, 3]) | |
c.setStrokeColorRGB(0.4, 0.4, 0.4) | |
c.line(0, height / 2, width, height / 2) | |
c.save() |
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