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#------------------------------------------------------------------------------
# Copyright (c) 2011, Enthought, Inc.
# All rights reserved.
#
# This software is provided without warranty under the terms of the BSD
# license included in enthought/LICENSE.txt and may be redistributed only
# under the conditions described in the aforementioned license. The license
# is also available online at http://www.enthought.com/licenses/BSD.txt
# Thanks for using Enthought open source!
#------------------------------------------------------------------------------
import pyglet
pyglet.options['shadow_window'] = False
from traits.api import Bool, Instance
from kiva.gl import CompiledPath, GraphicsContext
from base_window import BaseGLWindow
from scrollbar import NativeScrollBar
class Window(BaseGLWindow):
def _create_gc(self, size, pix_format=None):
""" Create a GraphicsContext instance.
"""
from pyglet.gl import Context
gc = GraphicsContext((size[0]+1, size[1]+1))
self._pyglet_gl_context = Context()
gc.gl_init()
gc.translate_ctm(0.5, 0.5)
return gc
def _init_gc(self):
""" Gives the GC a chance to initialize itself before components perform layout
and draw. This is called every time through the paint loop.
"""
self._pyglet_gl_context.set_current()
self.control.makeCurrent()
super(Window, self)._init_gc()
def _paint(self, event=None):
""" Paint the contents of the window.
"""
if self.control is None:
return
size = self._get_control_size()
self._size = tuple(size)
self._gc = self._create_gc(size)
self._init_gc()
if hasattr(self.component, "do_layout"):
self.component.do_layout()
self._gc.clear(self.bgcolor_)
self.component.draw(self._gc, view_bounds=(0, 0, size[0], size[1]))
self._update_region = []
def font_metrics_provider():
from kiva.fonttools import Font
gc = GraphicsContext((1, 1))
gc.set_font(Font())
return gc
# EOF
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