#!/usr/bin/env python

# -*- coding: utf-8 -*-

# Copyright (C) 2012-2013 Hector Martin "marcan" <hector@marcansoft.com>

#

# 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 or version 3.

#

# 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 Street, Fifth Floor, Boston, MA 02110-1301 USA

import math

import time

from blitzloop import util, graphics

class IdleScreen(object):

def __init__(self, display):

self.display = display

tr = graphics.get_texture_renderer()

ImageTexture = graphics.get_renderer().ImageTexture

self.logo = ImageTexture(util.get_resgfx_path("logo.png"), tr)

self.tablet = ImageTexture(util.get_resgfx_path("tablet.png"), tr)

self.hand = ImageTexture(util.get_resgfx_path("hand.png"), tr)

self.silhouette = ImageTexture(util.get_resgfx_path("silhouette.png"), tr)

self.reset()

def reset(self):

self.fade = 0

self.st = time.time()

self.closing = False

def close(self):

self.closing = True

def __iter__(self):

return self

def __next__(self):

t = time.time() - self.st

self.display.set_aspect(4.0/3.0)

if self.closing:

self.fade -= 0.015

if self.fade < 0:

raise StopIteration()

elif self.fade < 1:

self.fade = min(1, self.fade + 0.015)

sfac = self.silhouette.aspect / self.display.aspect

self.silhouette.draw(x=0, width=sfac)

lx = sfac * 0.7

lw = 1.0-lx

self.logo.draw(y=(1.0 / self.display.aspect) - (lw / self.logo.aspect) - 0.02, x=lx, width=lw)

tx = lx + lw/2 - 0.1

ty = 0.2

self.tablet.draw(x=tx, y=ty, width=0.2)

d = math.sin(t / 0.5 * math.pi) * 0.02

self.hand.draw(x=tx + 0.1 - 0.6 * d, y=ty - 0.09 + d, width=0.1)

self.display.set_aspect(None)

graphics.get_solid_renderer().draw((0, 0), (1, 1),

(0., 0., 0., 1 - self.fade))