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| from kivy.app import App | |
| from kivy.uix.widget import Widget | |
| from kivy.uix.button import Button | |
| from random import random | |
| from kivy.core.window import Window | |
| from kivy.graphics import (Color,Ellipse,Rectangle,Line) | |
| class PainterWidget(Widget): | |
| def on_touch_down(self,touch): | |
| with self.canvas: | |
| Color(random(),random(),random(),1) | |
| rad = 30 | |
| Ellipse(pos = (touch.x - rad/2, touch.y - rad/2), size = (rad,rad)) | |
| touch.ud['line'] = Line( points = (touch.x, touch.y), width = 15 ) | |
| def on_touch_move(self, touch): | |
| touch.ud['line'].points += (touch.x, touch.y) | |
| class PaintApp(App): | |
| def build(self): | |
| parent = Widget() | |
| self.painter = PainterWidget() | |
| parent.add_widget(self.painter) | |
| parent.add_widget(Button(text = 'Очистить', on_press = self.clear_canvas, size = (100,50))) | |
| parent.add_widget(Button(text = 'Сохранить', on_press = self.save, size = (100,50), pos = (100,0))) | |
| parent.add_widget(Button(text = 'Скриншот', on_press = self.screen, size = (100,50), pos = (200,0))) | |
| parent.add_widget(Button(text = 'Выход', on_press = self.exit, size = (100,50), pos = (300,0))) | |
| return parent | |
| def clear_canvas(self, instance): | |
| self.painter.canvas.clear() | |
| def save(self, instance): | |
| self.painter.size = (Window.size[0],Window.size[1]) | |
| self.painter.export_to_png('image.png') | |
| def screen(self, instance): | |
| Window.screenshot('screenshot.png') | |
| def exit(self, instance): | |
| App.get_running_app().stop() | |
| if __name__ == '__main__': | |
| PaintApp().run() | |
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