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Ви не можете вибрати більше 25 тем Теми мають розпочинатися з літери або цифри, можуть містити дефіси (-) і не повинні перевищувати 35 символів.

109 рядки
2.9 KiB

import math
import sys
import gi
gi.require_version("Gtk", "3.0")
from gi.repository import Gtk # noqa
import cairo # noqa
from OpenGL.GL import glClearColor, glClear, glFlush, GL_COLOR_BUFFER_BIT
class TestWin(Gtk.Window):
WINDOW_POPUP = 1
def __init__(self):
Gtk.Window.__init__(self, type=self.WINDOW_POPUP)
self._default_monitor = 0
self.set_window_geometry()
self.layout = Gtk.Box()
self.layout.show()
self.add(self.layout)
self.gl = Gtk.GLArea()
self.gl.connect("render", self.gl_render)
self.gl.connect("realize", self.gl_realize)
# self.gl.connect('create-context', self.gl_context)
self.gl.show()
self.layout.pack_end(self.gl, True, True, 0)
self.make_rgba()
self.set_app_paintable(True)
self.connect("draw", self.on_draw)
self.show()
self.make_untouchable()
def make_rgba(self):
self.screen = self.get_screen()
self.visual = self.screen.get_rgba_visual()
if self.visual is None or not self.screen.is_composited():
print(
"WARNING: You do not appear to be running a composite manager"
", transparency not available"
)
else:
self.set_visual(self.visual)
def set_window_geometry(self):
geo = self.get_screen_size(self._default_monitor)
scale = (1.05, 6)
x, y, w, h = (
geo.x + geo.width / 2 - geo.width / scale[0] / 2,
geo.y,
geo.width / scale[0],
geo.height / scale[1],
)
self.move(x, y)
self.resize(w, h)
print(f"geometry: @{x:.0f},{y:.0f} {w:.0f}x{h:.0f}")
def get_screen_size(self, monitor):
return self.get_screen().get_monitor_geometry(monitor)
def on_draw(self, widget, cr):
# make everything transparent
cr.set_source_rgba(1.0, 1.0, 1.0, 0.1)
# cr.set_operator(cairo.OPERATOR_SOURCE)
cr.paint()
cr.set_operator(cairo.OPERATOR_OVER)
# draw the circle
w, h = self.get_size()
cr.translate(w / 2, h / 2)
cr.set_source_rgba(0.7, 0.3, 0.0, 0.6)
cr.arc(0, 0, 10, 0, 2 * math.pi)
cr.stroke_preserve()
cr.fill()
def make_untouchable(self):
self.input_shape_combine_region(cairo.Region(cairo.RectangleInt(0, 0, 0, 0)))
def gl_realize(self, gl_area):
error = gl_area.get_error()
if error != None:
print(f"ERROR: No OpenGL ({error})")
def gl_context(self, gl_area):
c = gl_area.get_context()
print(c, "context")
return c
def gl_render(self, area, context):
glClearColor(1.0, 0.5, 0.5, 1.0)
glClear(GL_COLOR_BUFFER_BIT)
glFlush()
print("rendering... done")
return True
def run(self):
Gtk.main()
return 0
if __name__ == "__main__":
app = TestWin()
sys.exit(app.run())