#!/usr/bin/env python
# -*- coding: utf-8 -*-

# add-pixels-to-tiles v1.0: Python-fu plugin for GIMP 2.8
# Copyright Ivan Enzhaev (8Observer8) [http://ivan.enzhaev.name], 2015
# Licence GPL-2
# Installation: put the file into /GIMP 2/lib/gimp/2.0/plug-ins

from gimpfu import *
import os

def python_fu_add_pixels_to_tiles(tile_size = 16):
     # Get image
     image = gimp.image_list()[0]
     # Get drawable
     drawable = pdb.gimp_image_get_active_drawable(image)
     # Get width and height
     width = pdb.gimp_image_width(image)
     height = pdb.gimp_image_height(image)

     # Right
     x = 17
     y = 2
     spacing = 5
     y_counter = 0
         
     while y < height:
      while x < width:
       # Get color
       color = pdb.gimp_color_picker(image, drawable, x, y, FALSE, FALSE, 0)
       # Set end point
       ctrlPoints = [x+1,y,x+2,y]
       if color.a == 1:
        # Set color
        pdb.gimp_context_set_foreground(color)
        # Draw points
        pdb.gimp_pencil(drawable, 4, ctrlPoints)
       x = x + spacing + tile_size
      x = 17
      if y_counter < tile_size:
       y = y + 1
      else:
       y = y + spacing
       y_counter = 0
         
     # Top
     x = 2
     y = 2
     spacing = 5
     x_counter = 0
         
     while x < width:
      while y < height:
       # Get color
       color = pdb.gimp_color_picker(image, drawable, x, y, FALSE, FALSE, 0)
       # Set end point
       ctrlPoints = [x,y-1,x,y-2]
       if color.a == 1:
        # Set color
        pdb.gimp_context_set_foreground(color)
        # Draw points
        pdb.gimp_pencil(drawable, 4, ctrlPoints)
       y = y + spacing + tile_size
      y = 2
      if x_counter < tile_size:
       x = x + 1
      else:
       x = x + spacing
       x_counter = 0

     # Left
     x = 2
     y = 2
     spacing = 5
     y_counter = 0
         
     while y < height:
      while x < width:
       # Get color
       color = pdb.gimp_color_picker(image, drawable, x, y, FALSE, FALSE, 0)
       # Set end point
       ctrlPoints = [x-1,y,x-2,y]
       if color.a == 1:
        # Set color
        pdb.gimp_context_set_foreground(color)
        # Draw points
        pdb.gimp_pencil(drawable, 4, ctrlPoints)
       x = x + spacing + tile_size
      x = 2
      if y_counter < tile_size:
       y = y + 1
      else:
       y = y + spacing
       y_counter = 0

     # Down
     x = 2
     y = 17
     spacing = 5
     x_counter = 0
         
     while x < width:
      while y < height:
       # Get color
       color = pdb.gimp_color_picker(image, drawable, x, y, FALSE, FALSE, 0)
       # Set end point
       ctrlPoints = [x,y+1,x,y+2]
       if color.a == 1:
        # Set color
        pdb.gimp_context_set_foreground(color)
        # Draw points
        pdb.gimp_pencil(drawable, 4, ctrlPoints)
       y = y + spacing + tile_size
      y = 17
      if x_counter < tile_size:
       x = x + 1
      else:
       x = x + spacing
       x_counter = 0

register(
     "python_fu_add_pixels_to_tiles",
     "Add a few pixels to tiles",
     "Add a few pixels to tiles",
     "Ivan Enzhaev (nickname: 8Observer8; email: 8observer8@gmail.com)",
     "Ivan Enzhaev (nickname: 8Observer8; email: 8observer8@gmail.com)",
     "8/18/2015",
     "AddPxToTiles",
     "*",
     [
      (PF_INT, "tile_size", "Tile Size", 16)
     ],
     [],
     python_fu_add_pixels_to_tiles,
     menu="<Image>/Filters/Map",
)

main()