# -*- coding: utf-8 -*-
#
# Copyright 2012 Manuel Quiñones
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

import sys
sys.path.append('mypaint')

from gettext import gettext as _
import logging

import gtk
import gobject

from mypaint.gui.tileddrawwidget import TiledDrawWidget
from mypaint.lib.brush import BrushInfo
from mypaint.lib.document import Document
from mypaint.brushlib import brushsettings

from toolbar import SETTING_NAMES


class Drawing(gtk.HBox):
    __gsignals__ = {'setting-changed': (gobject.SIGNAL_RUN_FIRST,
                                        gobject.TYPE_NONE,
                                        (gobject.TYPE_STRING,
                                         gobject.TYPE_FLOAT)),
                    'color-changed': (gobject.SIGNAL_RUN_FIRST,
                                      gobject.TYPE_NONE,
                                      (gobject.TYPE_STRING,)),
                    'brush-changed': (gobject.SIGNAL_RUN_FIRST,
                                      gobject.TYPE_NONE,
                                      (gobject.TYPE_STRING,)),
                    }

    def __init__(self):
        super(Drawing, self).__init__()
        self._brush = BrushInfo()
        self.brush_name = None
        self._brush.load_defaults()
        self._document = Document(self._brush)
        self._tiled = TiledDrawWidget(document=self._document)
        self.add(self._tiled)
        self._tiled.show()

        self._color = (0.0, 0.0, 0.0)

        # The settings of our brush:
        self._settings = {}
        for setting_name in SETTING_NAMES:
            setting = brushsettings.settings_dict[setting_name]
            self._settings[setting_name] = setting.default

        self.set_brush('brush')

    def load_ora(self, file_path):
        return self._document.load_ora(file_path)

    def save_ora(self, file_path):
        return self._document.save_ora(file_path)

    def set_stroke_color(self, color):
        if isinstance(color, str) or isinstance(color, unicode):
            color = gtk.gdk.Color(color)
        self._color = (color.red_float, color.green_float, color.blue_float)
        self._brush.set_color_hsv((color.hue, color.saturation, color.value))
        self.emit('color-changed', self.get_stroke_color())

    def get_stroke_color(self):
        return gtk.gdk.Color(*self._color).to_string()

    def set_setting(self, setting_name, value):
        self.update_settings({setting_name: value})

    def get_setting(self, setting_name):
        return self._settings[setting_name]

    def get_settings(self):
        return self._settings

    def update_settings(self, new_settings):
        self._settings.update(new_settings)
        for setting_name, value in new_settings.items():
            self._brush.set_base_value(setting_name, value)
            self.emit('setting-changed', setting_name, value)

    def set_brush(self, brush_name):
        self.brush_name = brush_name
        string = open('brushes/%s.myb' % brush_name).read()
        self._brush.load_from_string(string)
        self.set_stroke_color(self.get_stroke_color())
        self.update_settings(self._settings)
        self.emit('brush-changed', brush_name)