create thermometer fundraiser graphic

thermometer.py

import svgwrite

def make_therm(fn, total, goal):
  xcen = 300
  ory = 75
  ylen = 600
  xwid = 100
  rad = 100
  stroke = 10
  overlap = 25
  maxtherm = ylen + ory - xwid/2

  tikwid = 50
  tikh = 10
  tikx = xcen - xwid/2 - tikwid - 2* stroke

  goal_scaled = goal / (ylen + overlap)
  progress_scaled = total / goal_scaled

  matchh = ylen / 5
  
  # create the static thermomstat
  dwg = svgwrite.Drawing(filename=fn, size=(xcen * 2, ylen + 3 * rad))
  dwg.add(dwg.rect((xcen - xwid / 2 - stroke, ory), (xwid + 2 * stroke, ylen + overlap), fill='black'))
  dwg.add(dwg.circle(r=rad + stroke, center=(xcen, ory + ylen + rad), fill='black'))
  dwg.add(dwg.circle(r=xwid/2 + stroke, center=(xcen, ory), fill='black'))
  dwg.add(dwg.rect((xcen - xwid / 2, ory), (xwid, ylen + overlap), fill='white'))
  dwg.add(dwg.circle(r=xwid/2, center=(xcen, ory), fill='white'))
  dwg.add(dwg.circle(r=rad, center=(xcen, ory + ylen + rad), fill='red'))

  # fill in progress, and if we hit the top, fill in the top circle
  # also add a pink rectangle for the bonus match or add extra 10k if match is met
  if total < 9000:
    dwg.add(dwg.rect((xcen - xwid/2, ory + ylen + overlap - progress_scaled), (100, progress_scaled), fill='red'))
  elif total >= 9000 and total < 19000:
    dwg.add(dwg.rect((xcen - xwid/2, ory + ylen + overlap - progress_scaled), (100, progress_scaled), fill='red'))
    dwg.add(dwg.rect((xcen - xwid/2, ory + ylen + overlap - progress_scaled - matchh), (100, matchh), fill='pink'))
    dwg.add(dwg.text('BONUS',
                     insert=(xcen + xwid/3, ory + ylen + overlap - progress_scaled - matchh + 15),
                     font_family='Arial',
                     font_size='24px',
                     font_weight='bold',
                     text_anchor='start',
                     writing_mode='tb'))
    dwg.add(dwg.text('MATCH!',
                     insert=(xcen + xwid/8, ory + ylen + overlap - progress_scaled - matchh + 15),
                     font_family='Arial',
                     font_size='24px',
                     font_weight='bold',
                     text_anchor='start',
                     writing_mode='tb'))
  elif total >= 19000 and total < 40000:
    dwg.add(dwg.rect((xcen - xwid/2, ory + ylen + overlap - progress_scaled), (100, progress_scaled), fill='red'))
    dwg.add(dwg.rect((xcen - xwid/2, ory + ylen + overlap - progress_scaled - matchh), (100, matchh), fill='red'))
  elif total >= 40000:
    dwg.add(dwg.rect((xcen - xwid/2, ory + ylen + overlap - maxtherm), (100, maxtherm), fill='red'))
    dwg.add(dwg.circle(r=xwid/2, center=(xcen, ory), fill='red'))
  # add tick marks
  for n, y in enumerate(list(range(ory, ory + ylen - tikh, int((ylen + overlap - tikh)/10)))):
    dwg.add(dwg.rect((tikx+60, y + 7.5), (tikwid,tikh), fill='black', rx=5, ry=5))
    num = 50000 - (5000 * n)
    text = f'${num:,}'
    dwg.add(dwg.text(text, 
                    insert=(xcen-xwid/2 - 2 * stroke, y + 20),
                    font_family='Arial',
                    font_size='24px',
                    font_weight='bold',
                    text_anchor='end'
                    ))

  dwg.save()

if __name__ == "__main__":
  make_therm('thermometer.svg', 10000, 50000)