Add com.example.draw

internal_filesystem/apps/com.example.draw/META-INF/MANIFEST.JSON

@@ -0,0 +1,13 @@
+{
+"name": "CPU Tester",
+"publisher": "ACME Inc",
+"short_description": "Testing the CPU speed",
+"long_description": "Experimentally determines how many idle loops and sha256-hashing loops the CPU can perform per second.",
+"icon_url": "http://demo.lnpiggy.com:2121/apps/com.example.cputest_0.0.1.mpk_icon_64x64.png",
+"download_url": "http://demo.lnpiggy.com:2121/apps/com.example.cputest_0.0.1.mpk",
+"fullname": "com.example.cputest",
+"version": "0.0.1",
+"entrypoint": "assets/cputest.py",
+"category": "benchmarking"
+}
+

internal_filesystem/apps/com.example.draw/assets/draw.py

@@ -0,0 +1,30 @@
+appscreen = lv.screen_active()
+
+import lvgl as lv
+
+class DrawApp:
+    def __init__(self):
+        self.canvas = None
+        self.init_gui()
+    def init_gui(self):
+        self.canvas = lv.canvas(lv.screen_active())
+        disp = lv.display_get_default()
+        self.canvas.set_size(disp.get_hor_res(), disp.get_ver_res())
+        self.canvas.set_style_bg_color(lv.color_white(), 0)
+        buffer = bytearray(disp.get_hor_res() * disp.get_ver_res() * 4)
+        self.canvas.set_buffer(buffer, disp.get_hor_res(), disp.get_ver_res(), lv.COLOR_FORMAT.NATIVE)
+        self.canvas.fill_bg(lv.color_white(), lv.OPA.COVER)
+        self.canvas.add_event_cb(self.touch_cb, lv.EVENT.PRESSING, None)
+    def touch_cb(self, obj, event, user_data):
+        if event == lv.EVENT.PRESSING:
+            indev = lv.indev_active()
+            if indev:
+                point = indev.get_point()
+                x, y = point.x, point.y
+                self.canvas.draw_arc(x, y, 5, 0, 360, lv.color_black())
+
+draw_app = DrawApp()
+
+# Wait until the user closes the app
+while appscreen == lv.screen_active():
+    time.sleep_ms(1000)