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import time |
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import sys |
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import os |
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from pypen.drawing.primitives import PrimitivesDrawer |
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from pyglet import clock, gl, image, window, canvas |
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import cairo |
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# In order to display our Icon properly on Windows, |
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# we need to have a "unique" (different from python's) app_id set |
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if sys.platform == "win32": |
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import ctypes |
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app_id = "canvim.pypen" # arbitrary string |
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ctypes.windll.shell32.SetCurrentProcessExplicitAppUserModelID(app_id) |
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class PyPenWindow(window.Window): |
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def __init__(self, user_sketch=None, window_title="Example", arguments={}): |
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super().__init__(visible=False, resizable=True, caption=window_title, fullscreen=arguments.fullscreen) |
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self.set_vsync(True) |
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self._current_path = os.path.dirname(__file__) |
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self.set_icon(image.load(os.path.join(self._current_path, "..", "resources", "icon.png"))) |
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self.user_sketch = user_sketch |
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self.window_title = window_title |
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self.arguments = arguments |
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self.passed_time = self.delta_time = self.frame_count = 0 |
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if not arguments.fullscreen: |
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self.set_size(self.user_sketch.settings.width, self.user_sketch.settings.height) |
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else: |
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display = canvas.Display() |
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screen = display.get_default_screen() |
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self.user_sketch.settings.width = screen.width |
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self.user_sketch.settings.height = screen.height |
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self.primitives_drawer = PrimitivesDrawer(self.user_sketch.settings) |
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self.fix_primitive_functions() |
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clock.schedule_once(self.call_user_start, 0) |
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if self.arguments.timeout: |
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clock.schedule_once(self.destroy, self.arguments.timeout/1000) |
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def on_mouse_motion(self, x, y, dx, dy): |
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self.user_sketch.MOUSE.x = x |
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self.user_sketch.MOUSE.y = self.user_sketch.settings.height - y |
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def destroy(self, *args): |
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self.close() |
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def on_draw(self): |
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gl.glEnable(gl.GL_TEXTURE_2D) |
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gl.glBindTexture(gl.GL_TEXTURE_2D, self.primitives_drawer.texture.id) |
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gl.glTexImage2D(gl.GL_TEXTURE_2D, |
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0, |
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gl.GL_RGBA, |
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self.primitives_drawer.settings.width, |
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self.primitives_drawer.settings.height, |
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0, |
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gl.GL_BGRA, |
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gl.GL_UNSIGNED_BYTE, |
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self.primitives_drawer.surface_data) |
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gl.glBegin(gl.GL_QUADS) |
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gl.glTexCoord2f(0.0, 1.0) |
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gl.glVertex2i(0, 0) |
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gl.glTexCoord2f(1.0, 1.0) |
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gl.glVertex2i(self.primitives_drawer.settings.width, 0) |
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gl.glTexCoord2f(1.0, 0.0) |
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gl.glVertex2i(self.primitives_drawer.settings.width, self.primitives_drawer.settings.height) |
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gl.glTexCoord2f(0.0, 0.0) |
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gl.glVertex2i(0, self.primitives_drawer.settings.height) |
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gl.glEnd() |
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def on_resize(self, width, height): |
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super().on_resize(width, height) |
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if width <= 0 or height <= 0: |
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return |
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self.user_sketch.settings.width = max(width, 1) |
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self.user_sketch.settings.height = max(height, 1) |
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self.primitives_drawer.update_settings(self.user_sketch.settings) |
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def fix_primitive_functions(self): |
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self.user_sketch.fill_screen = self.primitives_drawer.fill_screen |
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self.user_sketch.clear_screen = self.primitives_drawer.clear_screen |
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self.user_sketch.clear = self.primitives_drawer.clear |
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self.user_sketch.rectangle = self.primitives_drawer.rectangle |
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self.user_sketch.circle = self.primitives_drawer.circle |
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self.user_sketch.arc = self.primitives_drawer.arc |
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self.user_sketch.rotate = self.primitives_drawer.rotate |
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self.user_sketch.translate = self.primitives_drawer.translate |
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self.user_sketch.scale = self.primitives_drawer.scale |
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self.user_sketch.save = self.primitives_drawer.save |
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self.user_sketch.restore = self.primitives_drawer.restore |
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def call_user_start(self, dt): |
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if self.user_sketch.settings._user_has_start: |
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self.user_sketch.start() |
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if not self.arguments.fullscreen: |
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self.set_size(self.user_sketch.settings.width, self.user_sketch.settings.height) |
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self.set_visible() |
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clock.schedule_interval_soft(self.pypen_loop, 1/self.user_sketch.settings.fps) |
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def call_user_update(self): |
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self.user_sketch.TIME = self.user_sketch.T = self.passed_time |
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self.user_sketch.FRAME = self.user_sketch.F = self.frame_count |
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self.user_sketch.DELTA_TIME = self.user_sketch.DT = self.delta_time |
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self.user_sketch.FPS = clock.get_fps() |
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self.user_sketch.WIDTH = self.user_sketch.settings.width |
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self.user_sketch.HEIGHT = self.user_sketch.settings.height |
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if self.user_sketch.settings._user_has_update: |
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try: |
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self.user_sketch.update() |
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except KeyboardInterrupt as exception: |
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sys.exit(self.destroy()) |
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def pypen_loop(self, dt, *args): |
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self.delta_time = dt |
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self.passed_time += dt |
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self.frame_count += 1 |
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clock.unschedule(self.pypen_loop) |
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self.call_user_update() |
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clock.schedule_interval_soft(self.pypen_loop, 1/self.user_sketch.settings.fps) |
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Canvim /
PyPen
