import OpenGL.GL as gl
from dusk.defs import defs
import colorsys
from editortool.map.mapdefs import TILE_WIDTH, TILE_HEIGHT, TILE_DEPTH

class SelectBox:
  def __init__(self, parent):
    self.parent = parent
    self.hue = 0.0

  def draw(self):
    position = [
      self.parent.parent.map.position[0] * TILE_WIDTH - (TILE_WIDTH / 2.0),
      self.parent.parent.map.position[1] * TILE_HEIGHT - (TILE_HEIGHT / 2.0),
      self.parent.parent.map.position[2] * TILE_DEPTH - (TILE_DEPTH / 2.0)
    ]

    vertices = [
      (position[0], position[1], position[2]),
      (position[0]+TILE_WIDTH, position[1], position[2]),
      (position[0]+TILE_WIDTH, position[1]+TILE_HEIGHT, position[2]),
      (position[0], position[1]+TILE_HEIGHT, position[2]),
      (position[0], position[1], position[2]+TILE_DEPTH),
      (position[0]+TILE_WIDTH, position[1], position[2]+TILE_DEPTH),
      (position[0]+TILE_WIDTH, position[1]+TILE_HEIGHT, position[2]+TILE_DEPTH),
      (position[0], position[1]+TILE_HEIGHT, position[2]+TILE_DEPTH)
    ]
    edges = [
      (0, 1), (1, 2), (2, 3), (3, 0),  # bottom face
      (4, 5), (5, 6), (6, 7), (7, 4),  # top face
      (4, 5), (5, 6), (6, 7), (7, 4),  # top face
      (0, 4), (1, 5), (2, 6), (3, 7)   # vertical edges
    ]

    # Cycle hue
    self.hue = (self.hue + 0.01) % 1.0
    r, g, b = colorsys.hsv_to_rgb(self.hue, 1.0, 1.0)
    gl.glColor3f(r, g, b)
    gl.glLineWidth(2.0)
    gl.glBegin(gl.GL_LINES)
    for edge in edges:
      for vertex in edge:
        gl.glVertex3f(*vertices[vertex])
    gl.glEnd()