#!/usr/bin/python
from pychartdir import *

# The value to display on the meter
value = 75.35

# Create an LinearMeter object of size 260 x 66 pixels with a very light grey (0xeeeeee) background,
# and a rounded 3-pixel thick light grey (0xaaaaaa) border
m = LinearMeter(260, 66, 0xeeeeee, 0xaaaaaa)
m.setRoundedFrame(Transparent)
m.setThickFrame(3)

# Set the scale region top-left corner at (18, 24), with size of 222 x 20 pixels. The scale labels
# are located on the top (implies horizontal meter)
m.setMeter(18, 24, 222, 20, Top)

# Set meter scale from 0 - 100, with a tick every 10 units
m.setScale(0, 100, 10)

# Add a 5-pixel thick smooth color scale to the meter at y = 48 (below the meter scale)
smoothColorScale = [0, 0x0000ff, 25, 0x0088ff, 50, 0x00ff00, 75, 0xffff00, 100, 0xff0000]
m.addColorScale(smoothColorScale, 48, 5)

# Add a light blue (0x0088ff) bar from 0 to the data value with glass effect and 4 pixel rounded
# corners
m.addBar(0, value, 0x0088ff, glassEffect(NormalGlare, Top), 4)

# Output the chart
print("Content-type: image/png\n")
binaryPrint(m.makeChart2(PNG))

