Add missing examples file

Author: flopp

examples/tile_providers.py

@@ -0,0 +1,29 @@
+#!/usr/bin/env python
+
+# py-staticmaps
+# Copyright (c) 2020 Florian Pigorsch; see /LICENSE for licensing information
+
+import staticmaps
+
+context = staticmaps.Context()
+
+p1 = staticmaps.create_latlng(48.005774, 7.834042)
+p2 = staticmaps.create_latlng(47.988716, 7.868804)
+p3 = staticmaps.create_latlng(47.985958, 7.824601)
+
+context.add_object(staticmaps.Area([p1, p2, p3, p1], color=staticmaps.RED, fill_color=staticmaps.TRANSPARENT, width=2))
+context.add_object(staticmaps.Marker(p1, color=staticmaps.BLUE))
+context.add_object(staticmaps.Marker(p2, color=staticmaps.GREEN))
+context.add_object(staticmaps.Marker(p3, color=staticmaps.YELLOW))
+
+for name, provider in staticmaps.default_tile_providers.items():
+    context.set_tile_provider(provider)
+
+    # render png
+    image = context.render_cairo(800, 500)
+    image.write_to_png(f"provider_{name}.png")
+
+    # render svg
+    svg_image = context.render_svg(800, 500)
+    with open(f"provider_{name}.svg", "w", encoding="utf-8") as f:
+        svg_image.write(f, pretty=True)