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

def createChart(chartIndex) :

    # The value to display on the meter
    value = 72.55

    # Create an AngularMeter object of size 240 x 170 pixels with very light grey (0xeeeeee)
    # background, and a rounded 4-pixel thick light grey (0xcccccc) border
    m = AngularMeter(240, 170, 0xeeeeee, 0xcccccc)
    m.setRoundedFrame(Transparent)
    m.setThickFrame(4)

    # Set the default text and line colors to dark grey (0x222222)
    m.setColor(TextColor, 0x222222)
    m.setColor(LineColor, 0x222222)

    # Center at (120, 145), scale radius = 128 pixels, scale angle -60 to +60 degrees
    m.setMeter(120, 145, 128, -60, 60)

    # Meter scale is 0 - 100, with major/minor/micro ticks every 20/10/5 units
    m.setScale(0, 100, 20, 10, 5)

    # Set the scale label style to 14pt Arial Italic. Set the major/minor/micro tick lengths to
    # 16/16/10 pixels pointing inwards, and their widths to 2/1/1 pixels.
    m.setLabelStyle("ariali.ttf", 14)
    m.setTickLength(-16, -16, -10)
    m.setLineWidth(0, 2, 1, 1)

    # Demostrate different types of color scales and putting them at different positions
    smoothColorScale = [0, 0x3333ff, 25, 0x0088ff, 50, 0x00ff00, 75, 0xdddd00, 100, 0xff0000]
    stepColorScale = [0, 0x00cc00, 60, 0xffdd00, 80, 0xee0000, 100]
    highLowColorScale = [0, 0x00ff00, 70, Transparent, 100, 0xff0000]

    if chartIndex == 0 :
        # Add the smooth color scale at the default position
        m.addColorScale(smoothColorScale)
    elif chartIndex == 1 :
        # Add the smooth color scale starting at radius 128 with zero width and ending at radius 128
        # with 16 pixels inner width
        m.addColorScale(smoothColorScale, 128, 0, 128, -16)
    elif chartIndex == 2 :
        # Add the smooth color scale starting at radius 70 with zero width and ending at radius 60
        # with 20 pixels outer width
        m.addColorScale(smoothColorScale, 70, 0, 60, 20)
    elif chartIndex == 3 :
        # Add the high/low color scale at the default position
        m.addColorScale(highLowColorScale)
    elif chartIndex == 4 :
        # Add the step color scale at the default position
        m.addColorScale(stepColorScale)
    else :
        # Add the smooth color scale at radius 60 with 15 pixels outer width
        m.addColorScale(smoothColorScale, 60, 15)

    # Add a text label centered at (120, 120) with 15pt Arial Italic font
    m.addText(120, 120, "CPU", "ariali.ttf", 15, TextColor, BottomCenter)

    # Add a red (0xff0000) pointer at the specified value
    m.addPointer2(value, 0xff0000)

    # Add a semi-transparent light grey (0x3fcccccc) rectangle at (0, 120) and of size 240 x 60
    # pixels to cover the bottom part of the meter for decoration
    cover = m.addText(0, 120, "")
    cover.setSize(240, 60)
    cover.setBackground(0x3fcccccc)

    # Output the chart
    m.makeChart("rectangularmeter%s.png" % chartIndex)


createChart(0)
createChart(1)
createChart(2)
createChart(3)
createChart(4)
createChart(5)

