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#
# "$Id: shapeGL.py 495 2013-03-30 09:39:45Z andreasheld $"
#
# OpenGL test program for pyFLTK the Python bindings
# for the Fast Light Tool Kit (FLTK).
#
# FLTK copyright 1998-1999 by Bill Spitzak and others.
# pyFLTK copyright 2003 by Andreas Held.
#
# This library is free software you can redistribute it and/or
# modify it under the terms of the GNU Library General Public
# License, version 2.0 as published by the Free Software Foundation.
#
# 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
# Library General Public License for more details.
#
# You should have received a copy of the GNU Library 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.
#
# Please report all bugs and problems to "pyfltk-user@lists.sourceforge.net".
#
from fltk import *
import sys, math, time
#sleep(5)
try:
class ShapeWindow(Fl_Gl_Window):
def __init__(self, x, y, w, h, l):
Fl_Gl_Window.__init__(self, x,y,w,h,l)
self.sides = 3
def draw(self):
#// draw an amazing graphic:
glClear(0x00004000) #GL_COLOR_BUFFER_BIT)
glColor3f(0.5,0.6,0.7)
glBegin(9) #GL_POLYGON)
for i in range(int(self.sides)):
ang = i*2.0*3.141/self.sides
x = math.cos(ang)
y = math.sin(ang)
glVertex3f( x, y, 0.0)
glEnd()
# def handle(self, event):
# if event == FL_PUSH:
# print "Mouse pushed!"
# return 1
# else:
# return 0
def sides_cb(self, slider):
self.sides = slider.value()
self.redraw()
except NameError:
fl_message("This demo requires OpenGL. Reconfigure and rebuild with OpenGl enabled.")
sys.exit(0)
window = Fl_Window(10, 10, 300, 330, sys.argv[0])
sw = ShapeWindow(10,10,280,280, "Shape Window")
window.resizable(sw)
slider = Fl_Hor_Slider(50, 295, window.w()-60, 30, "Sides")
slider.align(FL_ALIGN_LEFT)
slider.callback(sw.sides_cb)
slider.value(float(sw.sides))
slider.step(1)
slider.bounds(3, 40)
window.end()
window.show(len(sys.argv), sys.argv)
sw.show()
Fl.run()
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