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# -*- mode: python; coding: utf-8 -*-
#
# Pigment Python GTK+ integration example
#
# Copyright © 2006, 2007, 2008 Fluendo Embedded S.L.
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the
# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
# Boston, MA 02111-1307, USA.
#
# Author: Loïc Molinari <loic@fluendo.com>
import sys, math, gobject, pgm, gtk
# Delete handler
def on_delete(viewport, event):
gtk.main_quit()
# Key press handler
def on_key_press(viewport, event):
print 'Pigment has the keyboard focus'
# Button press handler
def on_button_clicked(button):
print 'GTK+ button clicked'
# Transform the mapping matrix of the image
def update_pass_cb(viewport, image):
image.rx += 0.03
image.ry += 0.03
image.rz += 0.03
return True
# Start animating the mapping matrix when the pixbuf is loaded
def on_pixbuf_loaded(image, viewport):
viewport.connect('update-pass', update_pass_cb, image)
def main(args):
# OpenGL viewport creation
viewport = pgm.viewport_factory_make('opengl')
viewport.connect('key-press-event', on_key_press)
# Scene setup
img = pgm.Image()
img.size = (2.0, 2.0)
img.position = (1.0, 0.5, 0.0)
img.bg_color = (255, 255, 255, 0)
img.set_from_file('examples/pictures/fluendo.png')
img.connect('pixbuf-loaded', on_pixbuf_loaded, viewport)
img.show()
cvs = pgm.Canvas()
cvs.add(pgm.DRAWABLE_MIDDLE, img)
viewport.set_canvas(cvs)
# GTK+ window creation
window = gtk.Window()
window.set_title('GTK+ integration')
window.set_border_width(5)
window.resize(400, 400)
window.connect('delete-event', on_delete)
# Pigment GTK+ socket setup
socket = pgm.gtk.PgmGtk()
socket.viewport = viewport
# GTK+ interface creation
button = gtk.Button("GTK+ button")
button.connect ('clicked', on_button_clicked)
entry = gtk.Entry()
vbox = gtk.VBox(spacing=5)
window.add(vbox)
vbox.pack_start(button, expand=False, fill=False)
vbox.pack_start(socket, expand=True, fill=True)
vbox.pack_start(entry, expand=False, fill=False)
window.show_all()
# Start the mainloop
gtk.main()
# Entry point
if __name__ == '__main__':
sys.exit(main(sys.argv[1:]))
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