Support keyboard buttons and add presets. (#14)

Reviewed-on: #14
Co-authored-by: Anna Rose Wiggins <annabunches@gmail.com>
Co-committed-by: Anna Rose Wiggins <annabunches@gmail.com>

docs/examples/gamepad/devices.yml

@@ -1,19 +1,7 @@
 devices:
   - name: primary
     type: virtual
-    num_axes: 6
-    buttons:
-      - BTN_EAST
-      - BTN_SOUTH
-      - BTN_NORTH
-      - BTN_WEST
-      - BTN_TL
-      - BTN_TR
-      - BTN_SELECT
-      - BTN_START
-      - BTN_MODE
-      - BTN_THUMBL
-      - BTN_THUMBR
+    preset: gamepad
   - name: right-stick
     type: physical
     device_name: VIRPIL Controls 20220407 R-VPC Stick MT-50CM2

docs/examples/gamepad/readme.md

@@ -1,5 +1,5 @@
 ## joystick -> gamepad mapping
 
-This is an incomplete example for mapping dual flightsticks (Virpil Constellation Alphas) to gamepad outputs, to support dual-joystick play in games that expect a console-style gamepad. This has been tested on Steam, and it successfully recognizes this as a gamepad.
+This is an incomplete example for mapping dual flightsticks (Virpil Constellation Alphas) to gamepad outputs, to support dual-joystick play in games that expect a console-style gamepad. This has been tested on Outer Wilds running in Steam.
 
 Not every possible input is mapped here, this is just a somewhat minimal example.

docs/examples/multiple_files/devices.yml

@@ -1,18 +1,13 @@
 devices:
   - name: primary
     type: virtual
-    num_buttons: 74
-    num_axes: 8
+    preset: joystick
   - name: secondary
     type: virtual
-    num_buttons: 74
-    num_axes: 3
+    preset: joystick
   - name: mouse
     type: virtual
-    num_buttons: 0
-    num_axes: 0
-    rel_axes:
-      - REL_WHEEL
+    preset: mouse
   - name: right-stick
     type: physical
     device_name: VIRPIL Controls 20220407 R-VPC Stick MT-50CM2