Support KEYBOARD and CONSUMER modes of HID on Feather M4 Express

2018-10-06 05:59:03 -07:00
parent 0b11f42cc2
commit 472b08d77b
7 changed files with 240 additions and 151 deletions
--- a/kmk/circuitpython/hid.py
+++ b/kmk/circuitpython/hid.py
@@ -0,0 +1,39 @@
+import usb_hid
+from kmk.common.abstract.hid import AbstractHidHelper
+from kmk.common.consts import (HID_REPORT_SIZES, HIDReportTypes, HIDUsage,
+                               HIDUsagePage)
+
+
+class HIDHelper(AbstractHidHelper):
+    REPORT_BYTES = 9
+
+    def post_init(self):
+        self.devices = {}
+
+        for device in usb_hid.devices:
+            if device.usage_page == HIDUsagePage.CONSUMER and device.usage == HIDUsage.CONSUMER:
+                self.devices[HIDReportTypes.CONSUMER] = device
+                continue
+
+            if device.usage_page == HIDUsagePage.KEYBOARD and device.usage == HIDUsage.KEYBOARD:
+                self.devices[HIDReportTypes.KEYBOARD] = device
+                continue
+
+            if device.usage_page == HIDUsagePage.MOUSE and device.usage == HIDUsage.MOUSE:
+                self.devices[HIDReportTypes.MOUSE] = device
+                continue
+
+            if (
+                device.usage_page == HIDUsagePage.SYSCONTROL and
+                device.usage == HIDUsage.SYSCONTROL
+            ):
+                self.devices[HIDReportTypes.SYSCONTROL] = device
+                continue
+
+    def hid_send(self, evt):
+        # int, can be looked up in HIDReportTypes
+        reporting_device_const = self.report_device[0]
+
+        return self.devices[reporting_device_const].send_report(
+            evt[1:HID_REPORT_SIZES[reporting_device_const] + 1],
+        )