Update of /cvsroot/freevo/kaa/display/src
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv12253
Added Files:
sdl.py
Log Message:
pygame display support
--- NEW FILE: sdl.py ---
# -*- coding: iso-8859-1 -*-
# -----------------------------------------------------------------------------
# sdl.py - SDL window
# -----------------------------------------------------------------------------
# $Id: sdl.py,v 1.1 2005/07/13 20:15:47 dischi Exp $
#
# -----------------------------------------------------------------------------
# kaa-display - X11/SDL Display module
# Copyright (C) 2005 Dirk Meyer, Jason Tackaberry
#
# First Edition: Dirk Meyer <[EMAIL PROTECTED]>
# Maintainer: Dirk Meyer <[EMAIL PROTECTED]>
#
# Please see the file doc/CREDITS for a complete list of authors.
#
# 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 MER-
# CHANTABILITY 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.,
# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# -----------------------------------------------------------------------------
# python imports
import pygame
import time
import kaa.notifier
# the display module
import _Display
class PygameDisplay(object):
def __init__(self, size):
# Initialize the PyGame modules.
if not pygame.display.get_init():
pygame.display.init()
pygame.font.init()
# get screen with 32 bit
self._screen = pygame.display.set_mode(size, 0, 32)
if self._screen.get_bitsize() != 32:
# if the bitsize is not 32 as requested, we need
# a tmp surface to convert from imlib2 to pygame
# because imlib2 uses 32 bit and with a different
# value memcpy will do nasty things
self._surface = pygame.Surface(size, 0, 32)
else:
self._surface = None
# define signals
self.signals = { 'key_press_event' : kaa.notifier.Signal(),
'mouse_up_event' : kaa.notifier.Signal(),
'mouse_down_event': kaa.notifier.Signal() }
# connect to idle loop
kaa.notifier.signals['idle'].connect(self.poll)
# keyboard settings
pygame.key.set_repeat(500, 30)
# mouse settings
self.hide_mouse = True
self.mousehidetime = time.time()
def render_imlib2_image(self, image, areas=None):
"""
Render image to pygame surface. The image size must be the same size
as the pygame window or it will crash. The optional parameter areas
is a list of pos, size of the areas to update.
"""
if self._surface:
# we need to use our tmp surface
_Display.image_to_surface(image, self._surface)
if areas == None:
# copy everything
self._screen.blit(self._surface, (0,0))
else:
# copy only the needed areas
for pos, size in areas:
self._screen.blit(self._surface, pos, pos + size)
else:
# copy everything
_Display.image_to_surface(image, self._screen)
# update the screen
if areas:
pygame.display.update(areas)
else:
pygame.display.update()
def poll(self):
"""
Pygame poll function to get events.
"""
if not pygame.display.get_init():
return True
if self.hide_mouse:
# Check if mouse should be visible or hidden
mouserel = pygame.mouse.get_rel()
mousedist = (mouserel[0]**2 + mouserel[1]**2) ** 0.5
if mousedist > 4.0:
pygame.mouse.set_visible(1)
# Hide the mouse in 2s
self.mousehidetime = time.time() + 1.0
else:
if time.time() > self.mousehidetime:
pygame.mouse.set_visible(0)
# Signal the events
while 1:
event = pygame.event.poll()
if event.type == pygame.locals.NOEVENT:
return True
if event.type == pygame.locals.KEYDOWN:
self.signals["key_press_event"].emit(event.key)
if event.type == pygame.locals.MOUSEBUTTONDOWN:
self.signals["mouse_down_event"].emit(event.button, event.pos)
if event.type == pygame.locals.MOUSEBUTTONUP:
self.signals["mouse_up_event"].emit(event.button, event.pos)
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