Year Progress

Flow description

# @name    Year Progress
# @desc    Percentage of the current year elapsed, with a progress bar
# @author  Golevka2001
# @version 1.1
# @config  tint  color  "Bar colour"  default=#FFFFFF
# @config  ic    text    "Icon ID"    default="12111"  help="LaMetric icon ID"

import string

class YearProgress
  var mdays, label, frac, tx, tint, track, tc, ic

  def init()
    self.mdays = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
    self.label = "--"
    self.frac = 0
    self.tx = 9
    self.tint = 0xFFFFFF
    self.track = 0x3F3F3F
    self.tc = 0xFFFFFF
    self.ic = ""
  end

  # fill the display state before the first frame
  def setup()
    self.loop()
  end

  def loop()
    # wall-clock calls answer -1 until the clock has synced
    if year() < 0 return end
    var y = year()
    var m = month()
    var doy = day()
    if m >= 2
      for i : 0 .. m - 2
        doy += self.mdays[i]
      end
    end
    var leap = (y % 4 == 0 && y % 100 != 0) || y % 400 == 0
    if leap && m > 2
      doy += 1
    end
    var days = leap ? 366 : 365
    var elapsed = (doy - 1) * 86400 + hour() * 3600 + minute() * 60 + second()
    self.frac = clamp(elapsed * 100.0 / (days * 86400), 0.0, 100.0)

    self.label = string.format("%.2f", self.frac) + " %"
    self.tx = 9 + int((width() - 9 - text_ink_width(self.label)) / 2)

    # tint feeds the bit-ops below -- nil would kill the app, so guard it
    self.tint = store.get("tint")
    if self.tint == nil self.tint = 0xFFFFFF end
    # unlit track = the tint at quarter brightness, per channel (dividing the
    # packed integer would bleed red into green)
    self.track = rgb(((self.tint >> 16) & 0xFF) / 4, ((self.tint >> 8) & 0xFF) / 4, (self.tint & 0xFF) / 4)
    self.ic = store.get("ic")
    self.tc = settings.get("textColor")
    if self.tc == nil self.tc = 0xFFFFFF end
  end

  def draw()
    clear()
    if !icon(self.ic, 0, 0)
      rect_fill(0, 0, 8, 8, 0x222222)
    end
    # baseline 6: glyphs ink rows 1..5, leaving row 7 free for the bar
    text(self.tx, 6, self.label, self.tc)
    var w = width() - 9
    rect_fill(9, 7, w, 1, self.track)
    var filled = round(w * self.frac / 100)
    if filled > 0
      rect_fill(9, 7, filled, 1, self.tint)
    end
  end
end

return YearProgress()

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