first commit

kivy_venv/share/kivy-examples/guide/firstwidget/1_skeleton.py

@@ -0,0 +1,15 @@
+from kivy.app import App
+from kivy.uix.widget import Widget
+
+
+class MyPaintWidget(Widget):
+    pass
+
+
+class MyPaintApp(App):
+    def build(self):
+        return MyPaintWidget()
+
+
+if __name__ == '__main__':
+    MyPaintApp().run()

kivy_venv/share/kivy-examples/guide/firstwidget/2_print_touch.py

@@ -0,0 +1,16 @@
+from kivy.app import App
+from kivy.uix.widget import Widget
+
+
+class MyPaintWidget(Widget):
+    def on_touch_down(self, touch):
+        print(touch)
+
+
+class MyPaintApp(App):
+    def build(self):
+        return MyPaintWidget()
+
+
+if __name__ == '__main__':
+    MyPaintApp().run()

kivy_venv/share/kivy-examples/guide/firstwidget/3_draw_ellipse.py

@@ -0,0 +1,22 @@
+from kivy.app import App
+from kivy.uix.widget import Widget
+from kivy.graphics import Color, Ellipse
+
+
+class MyPaintWidget(Widget):
+
+    def on_touch_down(self, touch):
+        with self.canvas:
+            Color(1, 1, 0)
+            d = 30.
+            Ellipse(pos=(touch.x - d / 2, touch.y - d / 2), size=(d, d))
+
+
+class MyPaintApp(App):
+
+    def build(self):
+        return MyPaintWidget()
+
+
+if __name__ == '__main__':
+    MyPaintApp().run()

kivy_venv/share/kivy-examples/guide/firstwidget/4_draw_line.py

@@ -0,0 +1,26 @@
+from kivy.app import App
+from kivy.uix.widget import Widget
+from kivy.graphics import Color, Ellipse, Line
+
+
+class MyPaintWidget(Widget):
+
+    def on_touch_down(self, touch):
+        with self.canvas:
+            Color(1, 1, 0)
+            d = 30.
+            Ellipse(pos=(touch.x - d / 2, touch.y - d / 2), size=(d, d))
+            touch.ud['line'] = Line(points=(touch.x, touch.y))
+
+    def on_touch_move(self, touch):
+        touch.ud['line'].points += [touch.x, touch.y]
+
+
+class MyPaintApp(App):
+
+    def build(self):
+        return MyPaintWidget()
+
+
+if __name__ == '__main__':
+    MyPaintApp().run()

kivy_venv/share/kivy-examples/guide/firstwidget/5_random_colors.py

@@ -0,0 +1,28 @@
+from random import random
+from kivy.app import App
+from kivy.uix.widget import Widget
+from kivy.graphics import Color, Ellipse, Line
+
+
+class MyPaintWidget(Widget):
+
+    def on_touch_down(self, touch):
+        color = (random(), random(), random())
+        with self.canvas:
+            Color(*color)
+            d = 30.
+            Ellipse(pos=(touch.x - d / 2, touch.y - d / 2), size=(d, d))
+            touch.ud['line'] = Line(points=(touch.x, touch.y))
+
+    def on_touch_move(self, touch):
+        touch.ud['line'].points += [touch.x, touch.y]
+
+
+class MyPaintApp(App):
+
+    def build(self):
+        return MyPaintWidget()
+
+
+if __name__ == '__main__':
+    MyPaintApp().run()

kivy_venv/share/kivy-examples/guide/firstwidget/6_button.py

@@ -0,0 +1,38 @@
+from random import random
+from kivy.app import App
+from kivy.uix.widget import Widget
+from kivy.uix.button import Button
+from kivy.graphics import Color, Ellipse, Line
+
+
+class MyPaintWidget(Widget):
+
+    def on_touch_down(self, touch):
+        color = (random(), 1, 1)
+        with self.canvas:
+            Color(*color, mode='hsv')
+            d = 30.
+            Ellipse(pos=(touch.x - d / 2, touch.y - d / 2), size=(d, d))
+            touch.ud['line'] = Line(points=(touch.x, touch.y))
+
+    def on_touch_move(self, touch):
+        touch.ud['line'].points += [touch.x, touch.y]
+
+
+class MyPaintApp(App):
+
+    def build(self):
+        parent = Widget()
+        self.painter = MyPaintWidget()
+        clearbtn = Button(text='Clear')
+        clearbtn.bind(on_release=self.clear_canvas)
+        parent.add_widget(self.painter)
+        parent.add_widget(clearbtn)
+        return parent
+
+    def clear_canvas(self, obj):
+        self.painter.canvas.clear()
+
+
+if __name__ == '__main__':
+    MyPaintApp().run()