step 3: add widget shell and renderer foundation

examples/dashboard.py

@@ -0,0 +1,35 @@
+# pyright: reportGeneralTypeIssues=false
+
+import dearpygui.dearpygui as dpg
+
+import dpg_gauges as dpgg
+
+
+def main() -> None:
+    dpg.create_context()
+    try:
+        with (
+            dpg.window(label="Dashboard", width=620, height=360),
+            dpgg.gauge_panel(label="Engine", width=580, height=260),
+            dpgg.gauge_grid(columns=3),
+        ):
+            dpgg.analog_gauge(
+                tag="rpm", label="RPM", value=4200, max_value=8000, width=180, height=180
+            )
+            dpgg.digital_gauge(
+                tag="speed", label="Speed", value=88, unit="km/h", width=160, height=90
+            )
+            dpgg.digital_gauge(
+                tag="temp", label="Coolant", value=91, unit="C", width=160, height=90
+            )
+
+        dpg.create_viewport(title="dpg-gauges dashboard", width=660, height=400)
+        dpg.setup_dearpygui()
+        dpg.show_viewport()
+        dpg.start_dearpygui()
+    finally:
+        dpg.destroy_context()
+
+
+if __name__ == "__main__":
+    main()