Difficult-Rocket/bin/pyglet/window/headless/__init__.py
2021-04-02 23:31:04 +08:00

140 lines
4.4 KiB
Python

# ----------------------------------------------------------------------------
# pyglet
# Copyright (c) 2006-2008 Alex Holkner
# Copyright (c) 2008-2020 pyglet contributors
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# * Neither the name of pyglet nor the names of its
# contributors may be used to endorse or promote products
# derived from this software without specific prior written
# permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
# ----------------------------------------------------------------------------
from pyglet.window import BaseWindow, _PlatformEventHandler, _ViewEventHandler
from pyglet.window import WindowException, NoSuchDisplayException, MouseCursorException
from pyglet.window import MouseCursor, DefaultMouseCursor, ImageMouseCursor
from pyglet.libs.egl import egl
from pyglet.canvas.headless import HeadlessCanvas
# from pyglet.window import key
# from pyglet.window import mouse
from pyglet.event import EventDispatcher
# Platform event data is single item, so use platform event handler directly.
HeadlessEventHandler = _PlatformEventHandler
ViewEventHandler = _ViewEventHandler
class HeadlessWindow(BaseWindow):
_egl_display_connection = None
_egl_surface = None
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
def _recreate(self, changes):
pass
def flip(self):
if self.context:
self.context.flip()
def switch_to(self):
if self.context:
self.context.set_current()
def set_caption(self, caption):
pass
def set_minimum_size(self, width, height):
pass
def set_maximum_size(self, width, height):
pass
def set_size(self, width, height):
pass
def get_size(self):
return self._width, self._height
def set_location(self, x, y):
pass
def get_location(self):
pass
def activate(self):
pass
def set_visible(self, visible=True):
pass
def minimize(self):
pass
def maximize(self):
pass
def set_vsync(self, vsync):
pass
def set_mouse_platform_visible(self, platform_visible=None):
pass
def set_exclusive_mouse(self, exclusive=True):
pass
def set_exclusive_keyboard(self, exclusive=True):
pass
def get_system_mouse_cursor(self, name):
pass
def dispatch_events(self):
while self._event_queue:
EventDispatcher.dispatch_event(self, *self._event_queue.pop(0))
def _create(self):
self._egl_display_connection = self.display._display_connection
if not self._egl_surface:
pbuffer_attribs = (egl.EGL_WIDTH, self._width, egl.EGL_HEIGHT, self._height, egl.EGL_NONE)
pbuffer_attrib_array = (egl.EGLint * len(pbuffer_attribs))(*pbuffer_attribs)
self._egl_surface = egl.eglCreatePbufferSurface(self._egl_display_connection,
self.config._egl_config,
pbuffer_attrib_array)
self.canvas = HeadlessCanvas(self.display, self._egl_surface)
self.context.attach(self.canvas)
self.dispatch_event('on_resize', self._width, self._height)