#! /usr/bin/env python

from gimpfu import *
import glob

def create_color_wheel(  ):

    steps = 60
    colorSteps = 180 / 61
    points = (278, 0, 310, 0, 285, 285)
    img = gimp.Image(600, 600, RGB)

    gimp.set_background(0, 0, 0)
    gimp.set_foreground(255, 255, 0)

    color = -180

    for i in range(0, steps):
        # Loop Variables
        color += colorSteps * 3
        if color > 180:
            color = -180

        rotation = (i * math.pi * 6) / 180

        # Create Layer
        layer_one = gimp.Layer(img, "Layer Title", 600, 600, RGBA_IMAGE, 100, NORMAL_MODE)
        img.add_layer(layer_one, -1)

        # Wedge Select
        pdb.gimp_free_select(img, 6, points, 2, FALSE, FALSE, 0)

        # Wedge Colors
        pdb.gimp_edit_blend(layer_one, 0, 0, 0, 100, 0, 0, FALSE, FALSE, 1, 0, FALSE, 286, 0, 286, 286)
        pdb.gimp_hue_saturation(layer_one, 0, color, 0, 100)

        # Wedge Rotate
        pdb.gimp_selection_none(img)
        pdb.gimp_drawable_transform_rotate_default(layer_one, rotation, FALSE, 286, 286, FALSE, 0)

    pdb.gimp_image_resize_to_layers(img)

    pdb.gimp_image_merge_visible_layers(img, 0)

    pdb.gimp_selection_none(img)

    nWidth = pdb.gimp_image_width(img)
    nHeight = pdb.gimp_image_height(img)

    circle_center_x = nWidth / 2 ;
    circle_center_y = nHeight / 2 ;

    rad_list = [125, 100, 75, 50, 25]
    color_list = [60, 90, 128, 192, 255]

    i = 0 ;

    for rlst in rad_list:
        gimp.set_foreground(color_list[i], color_list[i], color_list[i])
        gimp.set_background(color_list[i], color_list[i], color_list[i])
        i = i + 1

        circle_radius = rlst ;
        circle_diameter = rlst * 2 ;

        pdb.gimp_ellipse_select(img, circle_center_x-circle_radius, circle_center_y-circle_radius, circle_diameter, circle_diameter, 2, FALSE, FALSE, 0)

        active_layer_store = pdb.gimp_image_get_active_layer(img)
        pdb.gimp_edit_blend(active_layer_store, 0, 0, 0, 100, 0, 0, FALSE, FALSE, 1, 0, FALSE,
                circle_center_x-circle_radius, circle_center_y-circle_radius, circle_center_x+circle_radius, circle_center_y+circle_radius)
    
    pdb.gimp_selection_none(img)

    # Display Image
    gimp.Display(img)
   
register(
	"create_color_wheel",
        "Creates a new image of a color wheel",
        "Creates a new image of a color wheel",
        "Derby Russell",
        "(c) 2011, Derby Russell",
        "2011-02-25",
        "<Toolbox>/Xtns/Languages/Python-Fu/_Create/_New Color Wheel", "",
  	[
  ],
  [],
  create_color_wheel
  )

main()